1/*- 2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3 * 4 * Copyright (c) 2011 Chelsio Communications, Inc. 5 * All rights reserved. 6 * Written by: Navdeep Parhar <np@FreeBSD.org> 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 */ 29 30#include <sys/cdefs.h> 31__FBSDID("$FreeBSD$"); 32 33#include "opt_ddb.h" 34#include "opt_inet.h" 35#include "opt_inet6.h" 36#include "opt_kern_tls.h" 37#include "opt_ratelimit.h" 38#include "opt_rss.h" 39 40#include <sys/param.h> 41#include <sys/conf.h> 42#include <sys/priv.h> 43#include <sys/kernel.h> 44#include <sys/bus.h> 45#include <sys/eventhandler.h> 46#include <sys/module.h> 47#include <sys/malloc.h> 48#include <sys/queue.h> 49#include <sys/taskqueue.h> 50#include <sys/pciio.h> 51#include <dev/pci/pcireg.h> 52#include <dev/pci/pcivar.h> 53#include <dev/pci/pci_private.h> 54#include <sys/firmware.h> 55#include <sys/sbuf.h> 56#include <sys/smp.h> 57#include <sys/socket.h> 58#include <sys/sockio.h> 59#include <sys/sysctl.h> 60#include <net/ethernet.h> 61#include <net/if.h> 62#include <net/if_types.h> 63#include <net/if_dl.h> 64#include <net/if_vlan_var.h> 65#ifdef RSS 66#include <net/rss_config.h> 67#endif 68#include <netinet/in.h> 69#include <netinet/ip.h> 70#ifdef KERN_TLS 71#include <netinet/tcp_seq.h> 72#endif 73#if defined(__i386__) || defined(__amd64__) 74#include <machine/md_var.h> 75#include <machine/cputypes.h> 76#include <vm/vm.h> 77#include <vm/pmap.h> 78#endif 79#ifdef DDB 80#include <ddb/ddb.h> 81#include <ddb/db_lex.h> 82#endif 83 84#include "common/common.h" 85#include "common/t4_msg.h" 86#include "common/t4_regs.h" 87#include "common/t4_regs_values.h" 88#include "cudbg/cudbg.h" 89#include "t4_clip.h" 90#include "t4_ioctl.h" 91#include "t4_l2t.h" 92#include "t4_mp_ring.h" 93#include "t4_if.h" 94#include "t4_smt.h" 95 96/* T4 bus driver interface */ 97static int t4_probe(device_t); 98static int t4_attach(device_t); 99static int t4_detach(device_t); 100static int t4_child_location_str(device_t, device_t, char *, size_t); 101static int t4_ready(device_t); 102static int t4_read_port_device(device_t, int, device_t *); 103static device_method_t t4_methods[] = { 104 DEVMETHOD(device_probe, t4_probe), 105 DEVMETHOD(device_attach, t4_attach), 106 DEVMETHOD(device_detach, t4_detach), 107 108 DEVMETHOD(bus_child_location_str, t4_child_location_str), 109 110 DEVMETHOD(t4_is_main_ready, t4_ready), 111 DEVMETHOD(t4_read_port_device, t4_read_port_device), 112 113 DEVMETHOD_END 114}; 115static driver_t t4_driver = { 116 "t4nex", 117 t4_methods, 118 sizeof(struct adapter) 119}; 120 121 122/* T4 port (cxgbe) interface */ 123static int cxgbe_probe(device_t); 124static int cxgbe_attach(device_t); 125static int cxgbe_detach(device_t); 126device_method_t cxgbe_methods[] = { 127 DEVMETHOD(device_probe, cxgbe_probe), 128 DEVMETHOD(device_attach, cxgbe_attach), 129 DEVMETHOD(device_detach, cxgbe_detach), 130 { 0, 0 } 131}; 132static driver_t cxgbe_driver = { 133 "cxgbe", 134 cxgbe_methods, 135 sizeof(struct port_info) 136}; 137 138/* T4 VI (vcxgbe) interface */ 139static int vcxgbe_probe(device_t); 140static int vcxgbe_attach(device_t); 141static int vcxgbe_detach(device_t); 142static device_method_t vcxgbe_methods[] = { 143 DEVMETHOD(device_probe, vcxgbe_probe), 144 DEVMETHOD(device_attach, vcxgbe_attach), 145 DEVMETHOD(device_detach, vcxgbe_detach), 146 { 0, 0 } 147}; 148static driver_t vcxgbe_driver = { 149 "vcxgbe", 150 vcxgbe_methods, 151 sizeof(struct vi_info) 152}; 153 154static d_ioctl_t t4_ioctl; 155 156static struct cdevsw t4_cdevsw = { 157 .d_version = D_VERSION, 158 .d_ioctl = t4_ioctl, 159 .d_name = "t4nex", 160}; 161 162/* T5 bus driver interface */ 163static int t5_probe(device_t); 164static device_method_t t5_methods[] = { 165 DEVMETHOD(device_probe, t5_probe), 166 DEVMETHOD(device_attach, t4_attach), 167 DEVMETHOD(device_detach, t4_detach), 168 169 DEVMETHOD(bus_child_location_str, t4_child_location_str), 170 171 DEVMETHOD(t4_is_main_ready, t4_ready), 172 DEVMETHOD(t4_read_port_device, t4_read_port_device), 173 174 DEVMETHOD_END 175}; 176static driver_t t5_driver = { 177 "t5nex", 178 t5_methods, 179 sizeof(struct adapter) 180}; 181 182 183/* T5 port (cxl) interface */ 184static driver_t cxl_driver = { 185 "cxl", 186 cxgbe_methods, 187 sizeof(struct port_info) 188}; 189 190/* T5 VI (vcxl) interface */ 191static driver_t vcxl_driver = { 192 "vcxl", 193 vcxgbe_methods, 194 sizeof(struct vi_info) 195}; 196 197/* T6 bus driver interface */ 198static int t6_probe(device_t); 199static device_method_t t6_methods[] = { 200 DEVMETHOD(device_probe, t6_probe), 201 DEVMETHOD(device_attach, t4_attach), 202 DEVMETHOD(device_detach, t4_detach), 203 204 DEVMETHOD(bus_child_location_str, t4_child_location_str), 205 206 DEVMETHOD(t4_is_main_ready, t4_ready), 207 DEVMETHOD(t4_read_port_device, t4_read_port_device), 208 209 DEVMETHOD_END 210}; 211static driver_t t6_driver = { 212 "t6nex", 213 t6_methods, 214 sizeof(struct adapter) 215}; 216 217 218/* T6 port (cc) interface */ 219static driver_t cc_driver = { 220 "cc", 221 cxgbe_methods, 222 sizeof(struct port_info) 223}; 224 225/* T6 VI (vcc) interface */ 226static driver_t vcc_driver = { 227 "vcc", 228 vcxgbe_methods, 229 sizeof(struct vi_info) 230}; 231 232/* ifnet interface */ 233static void cxgbe_init(void *); 234static int cxgbe_ioctl(struct ifnet *, unsigned long, caddr_t); 235static int cxgbe_transmit(struct ifnet *, struct mbuf *); 236static void cxgbe_qflush(struct ifnet *); 237#if defined(KERN_TLS) || defined(RATELIMIT) 238static int cxgbe_snd_tag_alloc(struct ifnet *, union if_snd_tag_alloc_params *, 239 struct m_snd_tag **); 240static int cxgbe_snd_tag_modify(struct m_snd_tag *, 241 union if_snd_tag_modify_params *); 242static int cxgbe_snd_tag_query(struct m_snd_tag *, 243 union if_snd_tag_query_params *); 244static void cxgbe_snd_tag_free(struct m_snd_tag *); 245#endif 246 247MALLOC_DEFINE(M_CXGBE, "cxgbe", "Chelsio T4/T5 Ethernet driver and services"); 248 249/* 250 * Correct lock order when you need to acquire multiple locks is t4_list_lock, 251 * then ADAPTER_LOCK, then t4_uld_list_lock. 252 */ 253static struct sx t4_list_lock; 254SLIST_HEAD(, adapter) t4_list; 255#ifdef TCP_OFFLOAD 256static struct sx t4_uld_list_lock; 257SLIST_HEAD(, uld_info) t4_uld_list; 258#endif 259 260/* 261 * Tunables. See tweak_tunables() too. 262 * 263 * Each tunable is set to a default value here if it's known at compile-time. 264 * Otherwise it is set to -n as an indication to tweak_tunables() that it should 265 * provide a reasonable default (upto n) when the driver is loaded. 266 * 267 * Tunables applicable to both T4 and T5 are under hw.cxgbe. Those specific to 268 * T5 are under hw.cxl. 269 */ 270SYSCTL_NODE(_hw, OID_AUTO, cxgbe, CTLFLAG_RD | CTLFLAG_MPSAFE, 0, 271 "cxgbe(4) parameters"); 272SYSCTL_NODE(_hw, OID_AUTO, cxl, CTLFLAG_RD | CTLFLAG_MPSAFE, 0, 273 "cxgbe(4) T5+ parameters"); 274SYSCTL_NODE(_hw_cxgbe, OID_AUTO, toe, CTLFLAG_RD | CTLFLAG_MPSAFE, 0, 275 "cxgbe(4) TOE parameters"); 276 277/* 278 * Number of queues for tx and rx, NIC and offload. 279 */ 280#define NTXQ 16 281int t4_ntxq = -NTXQ; 282SYSCTL_INT(_hw_cxgbe, OID_AUTO, ntxq, CTLFLAG_RDTUN, &t4_ntxq, 0, 283 "Number of TX queues per port"); 284TUNABLE_INT("hw.cxgbe.ntxq10g", &t4_ntxq); /* Old name, undocumented */ 285 286#define NRXQ 8 287int t4_nrxq = -NRXQ; 288SYSCTL_INT(_hw_cxgbe, OID_AUTO, nrxq, CTLFLAG_RDTUN, &t4_nrxq, 0, 289 "Number of RX queues per port"); 290TUNABLE_INT("hw.cxgbe.nrxq10g", &t4_nrxq); /* Old name, undocumented */ 291 292#define NTXQ_VI 1 293static int t4_ntxq_vi = -NTXQ_VI; 294SYSCTL_INT(_hw_cxgbe, OID_AUTO, ntxq_vi, CTLFLAG_RDTUN, &t4_ntxq_vi, 0, 295 "Number of TX queues per VI"); 296 297#define NRXQ_VI 1 298static int t4_nrxq_vi = -NRXQ_VI; 299SYSCTL_INT(_hw_cxgbe, OID_AUTO, nrxq_vi, CTLFLAG_RDTUN, &t4_nrxq_vi, 0, 300 "Number of RX queues per VI"); 301 302static int t4_rsrv_noflowq = 0; 303SYSCTL_INT(_hw_cxgbe, OID_AUTO, rsrv_noflowq, CTLFLAG_RDTUN, &t4_rsrv_noflowq, 304 0, "Reserve TX queue 0 of each VI for non-flowid packets"); 305 306#if defined(TCP_OFFLOAD) || defined(RATELIMIT) 307#define NOFLDTXQ 8 308static int t4_nofldtxq = -NOFLDTXQ; 309SYSCTL_INT(_hw_cxgbe, OID_AUTO, nofldtxq, CTLFLAG_RDTUN, &t4_nofldtxq, 0, 310 "Number of offload TX queues per port"); 311 312#define NOFLDRXQ 2 313static int t4_nofldrxq = -NOFLDRXQ; 314SYSCTL_INT(_hw_cxgbe, OID_AUTO, nofldrxq, CTLFLAG_RDTUN, &t4_nofldrxq, 0, 315 "Number of offload RX queues per port"); 316 317#define NOFLDTXQ_VI 1 318static int t4_nofldtxq_vi = -NOFLDTXQ_VI; 319SYSCTL_INT(_hw_cxgbe, OID_AUTO, nofldtxq_vi, CTLFLAG_RDTUN, &t4_nofldtxq_vi, 0, 320 "Number of offload TX queues per VI"); 321 322#define NOFLDRXQ_VI 1 323static int t4_nofldrxq_vi = -NOFLDRXQ_VI; 324SYSCTL_INT(_hw_cxgbe, OID_AUTO, nofldrxq_vi, CTLFLAG_RDTUN, &t4_nofldrxq_vi, 0, 325 "Number of offload RX queues per VI"); 326 327#define TMR_IDX_OFLD 1 328int t4_tmr_idx_ofld = TMR_IDX_OFLD; 329SYSCTL_INT(_hw_cxgbe, OID_AUTO, holdoff_timer_idx_ofld, CTLFLAG_RDTUN, 330 &t4_tmr_idx_ofld, 0, "Holdoff timer index for offload queues"); 331 332#define PKTC_IDX_OFLD (-1) 333int t4_pktc_idx_ofld = PKTC_IDX_OFLD; 334SYSCTL_INT(_hw_cxgbe, OID_AUTO, holdoff_pktc_idx_ofld, CTLFLAG_RDTUN, 335 &t4_pktc_idx_ofld, 0, "holdoff packet counter index for offload queues"); 336 337/* 0 means chip/fw default, non-zero number is value in microseconds */ 338static u_long t4_toe_keepalive_idle = 0; 339SYSCTL_ULONG(_hw_cxgbe_toe, OID_AUTO, keepalive_idle, CTLFLAG_RDTUN, 340 &t4_toe_keepalive_idle, 0, "TOE keepalive idle timer (us)"); 341 342/* 0 means chip/fw default, non-zero number is value in microseconds */ 343static u_long t4_toe_keepalive_interval = 0; 344SYSCTL_ULONG(_hw_cxgbe_toe, OID_AUTO, keepalive_interval, CTLFLAG_RDTUN, 345 &t4_toe_keepalive_interval, 0, "TOE keepalive interval timer (us)"); 346 347/* 0 means chip/fw default, non-zero number is # of keepalives before abort */ 348static int t4_toe_keepalive_count = 0; 349SYSCTL_INT(_hw_cxgbe_toe, OID_AUTO, keepalive_count, CTLFLAG_RDTUN, 350 &t4_toe_keepalive_count, 0, "Number of TOE keepalive probes before abort"); 351 352/* 0 means chip/fw default, non-zero number is value in microseconds */ 353static u_long t4_toe_rexmt_min = 0; 354SYSCTL_ULONG(_hw_cxgbe_toe, OID_AUTO, rexmt_min, CTLFLAG_RDTUN, 355 &t4_toe_rexmt_min, 0, "Minimum TOE retransmit interval (us)"); 356 357/* 0 means chip/fw default, non-zero number is value in microseconds */ 358static u_long t4_toe_rexmt_max = 0; 359SYSCTL_ULONG(_hw_cxgbe_toe, OID_AUTO, rexmt_max, CTLFLAG_RDTUN, 360 &t4_toe_rexmt_max, 0, "Maximum TOE retransmit interval (us)"); 361 362/* 0 means chip/fw default, non-zero number is # of rexmt before abort */ 363static int t4_toe_rexmt_count = 0; 364SYSCTL_INT(_hw_cxgbe_toe, OID_AUTO, rexmt_count, CTLFLAG_RDTUN, 365 &t4_toe_rexmt_count, 0, "Number of TOE retransmissions before abort"); 366 367/* -1 means chip/fw default, other values are raw backoff values to use */ 368static int t4_toe_rexmt_backoff[16] = { 369 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 370}; 371SYSCTL_NODE(_hw_cxgbe_toe, OID_AUTO, rexmt_backoff, 372 CTLFLAG_RD | CTLFLAG_MPSAFE, 0, 373 "cxgbe(4) TOE retransmit backoff values"); 374SYSCTL_INT(_hw_cxgbe_toe_rexmt_backoff, OID_AUTO, 0, CTLFLAG_RDTUN, 375 &t4_toe_rexmt_backoff[0], 0, ""); 376SYSCTL_INT(_hw_cxgbe_toe_rexmt_backoff, OID_AUTO, 1, CTLFLAG_RDTUN, 377 &t4_toe_rexmt_backoff[1], 0, ""); 378SYSCTL_INT(_hw_cxgbe_toe_rexmt_backoff, OID_AUTO, 2, CTLFLAG_RDTUN, 379 &t4_toe_rexmt_backoff[2], 0, ""); 380SYSCTL_INT(_hw_cxgbe_toe_rexmt_backoff, OID_AUTO, 3, CTLFLAG_RDTUN, 381 &t4_toe_rexmt_backoff[3], 0, ""); 382SYSCTL_INT(_hw_cxgbe_toe_rexmt_backoff, OID_AUTO, 4, CTLFLAG_RDTUN, 383 &t4_toe_rexmt_backoff[4], 0, ""); 384SYSCTL_INT(_hw_cxgbe_toe_rexmt_backoff, OID_AUTO, 5, CTLFLAG_RDTUN, 385 &t4_toe_rexmt_backoff[5], 0, ""); 386SYSCTL_INT(_hw_cxgbe_toe_rexmt_backoff, OID_AUTO, 6, CTLFLAG_RDTUN, 387 &t4_toe_rexmt_backoff[6], 0, ""); 388SYSCTL_INT(_hw_cxgbe_toe_rexmt_backoff, OID_AUTO, 7, CTLFLAG_RDTUN, 389 &t4_toe_rexmt_backoff[7], 0, ""); 390SYSCTL_INT(_hw_cxgbe_toe_rexmt_backoff, OID_AUTO, 8, CTLFLAG_RDTUN, 391 &t4_toe_rexmt_backoff[8], 0, ""); 392SYSCTL_INT(_hw_cxgbe_toe_rexmt_backoff, OID_AUTO, 9, CTLFLAG_RDTUN, 393 &t4_toe_rexmt_backoff[9], 0, ""); 394SYSCTL_INT(_hw_cxgbe_toe_rexmt_backoff, OID_AUTO, 10, CTLFLAG_RDTUN, 395 &t4_toe_rexmt_backoff[10], 0, ""); 396SYSCTL_INT(_hw_cxgbe_toe_rexmt_backoff, OID_AUTO, 11, CTLFLAG_RDTUN, 397 &t4_toe_rexmt_backoff[11], 0, ""); 398SYSCTL_INT(_hw_cxgbe_toe_rexmt_backoff, OID_AUTO, 12, CTLFLAG_RDTUN, 399 &t4_toe_rexmt_backoff[12], 0, ""); 400SYSCTL_INT(_hw_cxgbe_toe_rexmt_backoff, OID_AUTO, 13, CTLFLAG_RDTUN, 401 &t4_toe_rexmt_backoff[13], 0, ""); 402SYSCTL_INT(_hw_cxgbe_toe_rexmt_backoff, OID_AUTO, 14, CTLFLAG_RDTUN, 403 &t4_toe_rexmt_backoff[14], 0, ""); 404SYSCTL_INT(_hw_cxgbe_toe_rexmt_backoff, OID_AUTO, 15, CTLFLAG_RDTUN, 405 &t4_toe_rexmt_backoff[15], 0, ""); 406 407static int t4_toe_tls_rx_timeout = 5; 408SYSCTL_INT(_hw_cxgbe_toe, OID_AUTO, tls_rx_timeout, CTLFLAG_RDTUN, 409 &t4_toe_tls_rx_timeout, 0, 410 "Timeout in seconds to downgrade TLS sockets to plain TOE"); 411#endif 412 413#ifdef DEV_NETMAP 414#define NN_MAIN_VI (1 << 0) /* Native netmap on the main VI */ 415#define NN_EXTRA_VI (1 << 1) /* Native netmap on the extra VI(s) */ 416static int t4_native_netmap = NN_EXTRA_VI; 417SYSCTL_INT(_hw_cxgbe, OID_AUTO, native_netmap, CTLFLAG_RDTUN, &t4_native_netmap, 418 0, "Native netmap support. bit 0 = main VI, bit 1 = extra VIs"); 419 420#define NNMTXQ 8 421static int t4_nnmtxq = -NNMTXQ; 422SYSCTL_INT(_hw_cxgbe, OID_AUTO, nnmtxq, CTLFLAG_RDTUN, &t4_nnmtxq, 0, 423 "Number of netmap TX queues"); 424 425#define NNMRXQ 8 426static int t4_nnmrxq = -NNMRXQ; 427SYSCTL_INT(_hw_cxgbe, OID_AUTO, nnmrxq, CTLFLAG_RDTUN, &t4_nnmrxq, 0, 428 "Number of netmap RX queues"); 429 430#define NNMTXQ_VI 2 431static int t4_nnmtxq_vi = -NNMTXQ_VI; 432SYSCTL_INT(_hw_cxgbe, OID_AUTO, nnmtxq_vi, CTLFLAG_RDTUN, &t4_nnmtxq_vi, 0, 433 "Number of netmap TX queues per VI"); 434 435#define NNMRXQ_VI 2 436static int t4_nnmrxq_vi = -NNMRXQ_VI; 437SYSCTL_INT(_hw_cxgbe, OID_AUTO, nnmrxq_vi, CTLFLAG_RDTUN, &t4_nnmrxq_vi, 0, 438 "Number of netmap RX queues per VI"); 439#endif 440 441/* 442 * Holdoff parameters for ports. 443 */ 444#define TMR_IDX 1 445int t4_tmr_idx = TMR_IDX; 446SYSCTL_INT(_hw_cxgbe, OID_AUTO, holdoff_timer_idx, CTLFLAG_RDTUN, &t4_tmr_idx, 447 0, "Holdoff timer index"); 448TUNABLE_INT("hw.cxgbe.holdoff_timer_idx_10G", &t4_tmr_idx); /* Old name */ 449 450#define PKTC_IDX (-1) 451int t4_pktc_idx = PKTC_IDX; 452SYSCTL_INT(_hw_cxgbe, OID_AUTO, holdoff_pktc_idx, CTLFLAG_RDTUN, &t4_pktc_idx, 453 0, "Holdoff packet counter index"); 454TUNABLE_INT("hw.cxgbe.holdoff_pktc_idx_10G", &t4_pktc_idx); /* Old name */ 455 456/* 457 * Size (# of entries) of each tx and rx queue. 458 */ 459unsigned int t4_qsize_txq = TX_EQ_QSIZE; 460SYSCTL_INT(_hw_cxgbe, OID_AUTO, qsize_txq, CTLFLAG_RDTUN, &t4_qsize_txq, 0, 461 "Number of descriptors in each TX queue"); 462 463unsigned int t4_qsize_rxq = RX_IQ_QSIZE; 464SYSCTL_INT(_hw_cxgbe, OID_AUTO, qsize_rxq, CTLFLAG_RDTUN, &t4_qsize_rxq, 0, 465 "Number of descriptors in each RX queue"); 466 467/* 468 * Interrupt types allowed (bits 0, 1, 2 = INTx, MSI, MSI-X respectively). 469 */ 470int t4_intr_types = INTR_MSIX | INTR_MSI | INTR_INTX; 471SYSCTL_INT(_hw_cxgbe, OID_AUTO, interrupt_types, CTLFLAG_RDTUN, &t4_intr_types, 472 0, "Interrupt types allowed (bit 0 = INTx, 1 = MSI, 2 = MSI-X)"); 473 474/* 475 * Configuration file. All the _CF names here are special. 476 */ 477#define DEFAULT_CF "default" 478#define BUILTIN_CF "built-in" 479#define FLASH_CF "flash" 480#define UWIRE_CF "uwire" 481#define FPGA_CF "fpga" 482static char t4_cfg_file[32] = DEFAULT_CF; 483SYSCTL_STRING(_hw_cxgbe, OID_AUTO, config_file, CTLFLAG_RDTUN, t4_cfg_file, 484 sizeof(t4_cfg_file), "Firmware configuration file"); 485 486/* 487 * PAUSE settings (bit 0, 1, 2 = rx_pause, tx_pause, pause_autoneg respectively). 488 * rx_pause = 1 to heed incoming PAUSE frames, 0 to ignore them. 489 * tx_pause = 1 to emit PAUSE frames when the rx FIFO reaches its high water 490 * mark or when signalled to do so, 0 to never emit PAUSE. 491 * pause_autoneg = 1 means PAUSE will be negotiated if possible and the 492 * negotiated settings will override rx_pause/tx_pause. 493 * Otherwise rx_pause/tx_pause are applied forcibly. 494 */ 495static int t4_pause_settings = PAUSE_RX | PAUSE_TX | PAUSE_AUTONEG; 496SYSCTL_INT(_hw_cxgbe, OID_AUTO, pause_settings, CTLFLAG_RDTUN, 497 &t4_pause_settings, 0, 498 "PAUSE settings (bit 0 = rx_pause, 1 = tx_pause, 2 = pause_autoneg)"); 499 500/* 501 * Forward Error Correction settings (bit 0, 1 = RS, BASER respectively). 502 * -1 to run with the firmware default. Same as FEC_AUTO (bit 5) 503 * 0 to disable FEC. 504 */ 505static int t4_fec = -1; 506SYSCTL_INT(_hw_cxgbe, OID_AUTO, fec, CTLFLAG_RDTUN, &t4_fec, 0, 507 "Forward Error Correction (bit 0 = RS, bit 1 = BASER_RS)"); 508 509/* 510 * Link autonegotiation. 511 * -1 to run with the firmware default. 512 * 0 to disable. 513 * 1 to enable. 514 */ 515static int t4_autoneg = -1; 516SYSCTL_INT(_hw_cxgbe, OID_AUTO, autoneg, CTLFLAG_RDTUN, &t4_autoneg, 0, 517 "Link autonegotiation"); 518 519/* 520 * Firmware auto-install by driver during attach (0, 1, 2 = prohibited, allowed, 521 * encouraged respectively). '-n' is the same as 'n' except the firmware 522 * version used in the checks is read from the firmware bundled with the driver. 523 */ 524static int t4_fw_install = 1; 525SYSCTL_INT(_hw_cxgbe, OID_AUTO, fw_install, CTLFLAG_RDTUN, &t4_fw_install, 0, 526 "Firmware auto-install (0 = prohibited, 1 = allowed, 2 = encouraged)"); 527 528/* 529 * ASIC features that will be used. Disable the ones you don't want so that the 530 * chip resources aren't wasted on features that will not be used. 531 */ 532static int t4_nbmcaps_allowed = 0; 533SYSCTL_INT(_hw_cxgbe, OID_AUTO, nbmcaps_allowed, CTLFLAG_RDTUN, 534 &t4_nbmcaps_allowed, 0, "Default NBM capabilities"); 535 536static int t4_linkcaps_allowed = 0; /* No DCBX, PPP, etc. by default */ 537SYSCTL_INT(_hw_cxgbe, OID_AUTO, linkcaps_allowed, CTLFLAG_RDTUN, 538 &t4_linkcaps_allowed, 0, "Default link capabilities"); 539 540static int t4_switchcaps_allowed = FW_CAPS_CONFIG_SWITCH_INGRESS | 541 FW_CAPS_CONFIG_SWITCH_EGRESS; 542SYSCTL_INT(_hw_cxgbe, OID_AUTO, switchcaps_allowed, CTLFLAG_RDTUN, 543 &t4_switchcaps_allowed, 0, "Default switch capabilities"); 544 545#ifdef RATELIMIT 546static int t4_niccaps_allowed = FW_CAPS_CONFIG_NIC | 547 FW_CAPS_CONFIG_NIC_HASHFILTER | FW_CAPS_CONFIG_NIC_ETHOFLD; 548#else 549static int t4_niccaps_allowed = FW_CAPS_CONFIG_NIC | 550 FW_CAPS_CONFIG_NIC_HASHFILTER; 551#endif 552SYSCTL_INT(_hw_cxgbe, OID_AUTO, niccaps_allowed, CTLFLAG_RDTUN, 553 &t4_niccaps_allowed, 0, "Default NIC capabilities"); 554 555static int t4_toecaps_allowed = -1; 556SYSCTL_INT(_hw_cxgbe, OID_AUTO, toecaps_allowed, CTLFLAG_RDTUN, 557 &t4_toecaps_allowed, 0, "Default TCP offload capabilities"); 558 559static int t4_rdmacaps_allowed = -1; 560SYSCTL_INT(_hw_cxgbe, OID_AUTO, rdmacaps_allowed, CTLFLAG_RDTUN, 561 &t4_rdmacaps_allowed, 0, "Default RDMA capabilities"); 562 563static int t4_cryptocaps_allowed = -1; 564SYSCTL_INT(_hw_cxgbe, OID_AUTO, cryptocaps_allowed, CTLFLAG_RDTUN, 565 &t4_cryptocaps_allowed, 0, "Default crypto capabilities"); 566 567static int t4_iscsicaps_allowed = -1; 568SYSCTL_INT(_hw_cxgbe, OID_AUTO, iscsicaps_allowed, CTLFLAG_RDTUN, 569 &t4_iscsicaps_allowed, 0, "Default iSCSI capabilities"); 570 571static int t4_fcoecaps_allowed = 0; 572SYSCTL_INT(_hw_cxgbe, OID_AUTO, fcoecaps_allowed, CTLFLAG_RDTUN, 573 &t4_fcoecaps_allowed, 0, "Default FCoE capabilities"); 574 575static int t5_write_combine = 0; 576SYSCTL_INT(_hw_cxl, OID_AUTO, write_combine, CTLFLAG_RDTUN, &t5_write_combine, 577 0, "Use WC instead of UC for BAR2"); 578 579static int t4_num_vis = 1; 580SYSCTL_INT(_hw_cxgbe, OID_AUTO, num_vis, CTLFLAG_RDTUN, &t4_num_vis, 0, 581 "Number of VIs per port"); 582 583/* 584 * PCIe Relaxed Ordering. 585 * -1: driver should figure out a good value. 586 * 0: disable RO. 587 * 1: enable RO. 588 * 2: leave RO alone. 589 */ 590static int pcie_relaxed_ordering = -1; 591SYSCTL_INT(_hw_cxgbe, OID_AUTO, pcie_relaxed_ordering, CTLFLAG_RDTUN, 592 &pcie_relaxed_ordering, 0, 593 "PCIe Relaxed Ordering: 0 = disable, 1 = enable, 2 = leave alone"); 594 595static int t4_panic_on_fatal_err = 0; 596SYSCTL_INT(_hw_cxgbe, OID_AUTO, panic_on_fatal_err, CTLFLAG_RWTUN, 597 &t4_panic_on_fatal_err, 0, "panic on fatal errors"); 598 599static int t4_tx_vm_wr = 0; 600SYSCTL_INT(_hw_cxgbe, OID_AUTO, tx_vm_wr, CTLFLAG_RWTUN, &t4_tx_vm_wr, 0, 601 "Use VM work requests to transmit packets."); 602 603/* 604 * Set to non-zero to enable the attack filter. A packet that matches any of 605 * these conditions will get dropped on ingress: 606 * 1) IP && source address == destination address. 607 * 2) TCP/IP && source address is not a unicast address. 608 * 3) TCP/IP && destination address is not a unicast address. 609 * 4) IP && source address is loopback (127.x.y.z). 610 * 5) IP && destination address is loopback (127.x.y.z). 611 * 6) IPv6 && source address == destination address. 612 * 7) IPv6 && source address is not a unicast address. 613 * 8) IPv6 && source address is loopback (::1/128). 614 * 9) IPv6 && destination address is loopback (::1/128). 615 * 10) IPv6 && source address is unspecified (::/128). 616 * 11) IPv6 && destination address is unspecified (::/128). 617 * 12) TCP/IPv6 && source address is multicast (ff00::/8). 618 * 13) TCP/IPv6 && destination address is multicast (ff00::/8). 619 */ 620static int t4_attack_filter = 0; 621SYSCTL_INT(_hw_cxgbe, OID_AUTO, attack_filter, CTLFLAG_RDTUN, 622 &t4_attack_filter, 0, "Drop suspicious traffic"); 623 624static int t4_drop_ip_fragments = 0; 625SYSCTL_INT(_hw_cxgbe, OID_AUTO, drop_ip_fragments, CTLFLAG_RDTUN, 626 &t4_drop_ip_fragments, 0, "Drop IP fragments"); 627 628static int t4_drop_pkts_with_l2_errors = 1; 629SYSCTL_INT(_hw_cxgbe, OID_AUTO, drop_pkts_with_l2_errors, CTLFLAG_RDTUN, 630 &t4_drop_pkts_with_l2_errors, 0, 631 "Drop all frames with Layer 2 length or checksum errors"); 632 633static int t4_drop_pkts_with_l3_errors = 0; 634SYSCTL_INT(_hw_cxgbe, OID_AUTO, drop_pkts_with_l3_errors, CTLFLAG_RDTUN, 635 &t4_drop_pkts_with_l3_errors, 0, 636 "Drop all frames with IP version, length, or checksum errors"); 637 638static int t4_drop_pkts_with_l4_errors = 0; 639SYSCTL_INT(_hw_cxgbe, OID_AUTO, drop_pkts_with_l4_errors, CTLFLAG_RDTUN, 640 &t4_drop_pkts_with_l4_errors, 0, 641 "Drop all frames with Layer 4 length, checksum, or other errors"); 642 643#ifdef TCP_OFFLOAD 644/* 645 * TOE tunables. 646 */ 647static int t4_cop_managed_offloading = 0; 648SYSCTL_INT(_hw_cxgbe, OID_AUTO, cop_managed_offloading, CTLFLAG_RDTUN, 649 &t4_cop_managed_offloading, 0, 650 "COP (Connection Offload Policy) controls all TOE offload"); 651#endif 652 653#ifdef KERN_TLS 654/* 655 * This enables KERN_TLS for all adapters if set. 656 */ 657static int t4_kern_tls = 0; 658SYSCTL_INT(_hw_cxgbe, OID_AUTO, kern_tls, CTLFLAG_RDTUN, &t4_kern_tls, 0, 659 "Enable KERN_TLS mode for all supported adapters"); 660 661SYSCTL_NODE(_hw_cxgbe, OID_AUTO, tls, CTLFLAG_RD | CTLFLAG_MPSAFE, 0, 662 "cxgbe(4) KERN_TLS parameters"); 663 664static int t4_tls_inline_keys = 0; 665SYSCTL_INT(_hw_cxgbe_tls, OID_AUTO, inline_keys, CTLFLAG_RDTUN, 666 &t4_tls_inline_keys, 0, 667 "Always pass TLS keys in work requests (1) or attempt to store TLS keys " 668 "in card memory."); 669 670static int t4_tls_combo_wrs = 0; 671SYSCTL_INT(_hw_cxgbe_tls, OID_AUTO, combo_wrs, CTLFLAG_RDTUN, &t4_tls_combo_wrs, 672 0, "Attempt to combine TCB field updates with TLS record work requests."); 673#endif 674 675/* Functions used by VIs to obtain unique MAC addresses for each VI. */ 676static int vi_mac_funcs[] = { 677 FW_VI_FUNC_ETH, 678 FW_VI_FUNC_OFLD, 679 FW_VI_FUNC_IWARP, 680 FW_VI_FUNC_OPENISCSI, 681 FW_VI_FUNC_OPENFCOE, 682 FW_VI_FUNC_FOISCSI, 683 FW_VI_FUNC_FOFCOE, 684}; 685 686struct intrs_and_queues { 687 uint16_t intr_type; /* INTx, MSI, or MSI-X */ 688 uint16_t num_vis; /* number of VIs for each port */ 689 uint16_t nirq; /* Total # of vectors */ 690 uint16_t ntxq; /* # of NIC txq's for each port */ 691 uint16_t nrxq; /* # of NIC rxq's for each port */ 692 uint16_t nofldtxq; /* # of TOE/ETHOFLD txq's for each port */ 693 uint16_t nofldrxq; /* # of TOE rxq's for each port */ 694 uint16_t nnmtxq; /* # of netmap txq's */ 695 uint16_t nnmrxq; /* # of netmap rxq's */ 696 697 /* The vcxgbe/vcxl interfaces use these and not the ones above. */ 698 uint16_t ntxq_vi; /* # of NIC txq's */ 699 uint16_t nrxq_vi; /* # of NIC rxq's */ 700 uint16_t nofldtxq_vi; /* # of TOE txq's */ 701 uint16_t nofldrxq_vi; /* # of TOE rxq's */ 702 uint16_t nnmtxq_vi; /* # of netmap txq's */ 703 uint16_t nnmrxq_vi; /* # of netmap rxq's */ 704}; 705 706static void setup_memwin(struct adapter *); 707static void position_memwin(struct adapter *, int, uint32_t); 708static int validate_mem_range(struct adapter *, uint32_t, uint32_t); 709static int fwmtype_to_hwmtype(int); 710static int validate_mt_off_len(struct adapter *, int, uint32_t, uint32_t, 711 uint32_t *); 712static int fixup_devlog_params(struct adapter *); 713static int cfg_itype_and_nqueues(struct adapter *, struct intrs_and_queues *); 714static int contact_firmware(struct adapter *); 715static int partition_resources(struct adapter *); 716static int get_params__pre_init(struct adapter *); 717static int set_params__pre_init(struct adapter *); 718static int get_params__post_init(struct adapter *); 719static int set_params__post_init(struct adapter *); 720static void t4_set_desc(struct adapter *); 721static bool fixed_ifmedia(struct port_info *); 722static void build_medialist(struct port_info *); 723static void init_link_config(struct port_info *); 724static int fixup_link_config(struct port_info *); 725static int apply_link_config(struct port_info *); 726static int cxgbe_init_synchronized(struct vi_info *); 727static int cxgbe_uninit_synchronized(struct vi_info *); 728static void quiesce_txq(struct adapter *, struct sge_txq *); 729static void quiesce_wrq(struct adapter *, struct sge_wrq *); 730static void quiesce_iq(struct adapter *, struct sge_iq *); 731static void quiesce_fl(struct adapter *, struct sge_fl *); 732static int t4_alloc_irq(struct adapter *, struct irq *, int rid, 733 driver_intr_t *, void *, char *); 734static int t4_free_irq(struct adapter *, struct irq *); 735static void t4_init_atid_table(struct adapter *); 736static void t4_free_atid_table(struct adapter *); 737static void get_regs(struct adapter *, struct t4_regdump *, uint8_t *); 738static void vi_refresh_stats(struct vi_info *); 739static void cxgbe_refresh_stats(struct vi_info *); 740static void cxgbe_tick(void *); 741static void vi_tick(void *); 742static void cxgbe_sysctls(struct port_info *); 743static int sysctl_int_array(SYSCTL_HANDLER_ARGS); 744static int sysctl_bitfield_8b(SYSCTL_HANDLER_ARGS); 745static int sysctl_bitfield_16b(SYSCTL_HANDLER_ARGS); 746static int sysctl_btphy(SYSCTL_HANDLER_ARGS); 747static int sysctl_noflowq(SYSCTL_HANDLER_ARGS); 748static int sysctl_tx_vm_wr(SYSCTL_HANDLER_ARGS); 749static int sysctl_holdoff_tmr_idx(SYSCTL_HANDLER_ARGS); 750static int sysctl_holdoff_pktc_idx(SYSCTL_HANDLER_ARGS); 751static int sysctl_qsize_rxq(SYSCTL_HANDLER_ARGS); 752static int sysctl_qsize_txq(SYSCTL_HANDLER_ARGS); 753static int sysctl_pause_settings(SYSCTL_HANDLER_ARGS); 754static int sysctl_fec(SYSCTL_HANDLER_ARGS); 755static int sysctl_module_fec(SYSCTL_HANDLER_ARGS); 756static int sysctl_autoneg(SYSCTL_HANDLER_ARGS); 757static int sysctl_handle_t4_reg64(SYSCTL_HANDLER_ARGS); 758static int sysctl_temperature(SYSCTL_HANDLER_ARGS); 759static int sysctl_vdd(SYSCTL_HANDLER_ARGS); 760static int sysctl_reset_sensor(SYSCTL_HANDLER_ARGS); 761static int sysctl_loadavg(SYSCTL_HANDLER_ARGS); 762static int sysctl_cctrl(SYSCTL_HANDLER_ARGS); 763static int sysctl_cim_ibq_obq(SYSCTL_HANDLER_ARGS); 764static int sysctl_cim_la(SYSCTL_HANDLER_ARGS); 765static int sysctl_cim_ma_la(SYSCTL_HANDLER_ARGS); 766static int sysctl_cim_pif_la(SYSCTL_HANDLER_ARGS); 767static int sysctl_cim_qcfg(SYSCTL_HANDLER_ARGS); 768static int sysctl_cpl_stats(SYSCTL_HANDLER_ARGS); 769static int sysctl_ddp_stats(SYSCTL_HANDLER_ARGS); 770static int sysctl_tid_stats(SYSCTL_HANDLER_ARGS); 771static int sysctl_devlog(SYSCTL_HANDLER_ARGS); 772static int sysctl_fcoe_stats(SYSCTL_HANDLER_ARGS); 773static int sysctl_hw_sched(SYSCTL_HANDLER_ARGS); 774static int sysctl_lb_stats(SYSCTL_HANDLER_ARGS); 775static int sysctl_linkdnrc(SYSCTL_HANDLER_ARGS); 776static int sysctl_meminfo(SYSCTL_HANDLER_ARGS); 777static int sysctl_mps_tcam(SYSCTL_HANDLER_ARGS); 778static int sysctl_mps_tcam_t6(SYSCTL_HANDLER_ARGS); 779static int sysctl_path_mtus(SYSCTL_HANDLER_ARGS); 780static int sysctl_pm_stats(SYSCTL_HANDLER_ARGS); 781static int sysctl_rdma_stats(SYSCTL_HANDLER_ARGS); 782static int sysctl_tcp_stats(SYSCTL_HANDLER_ARGS); 783static int sysctl_tids(SYSCTL_HANDLER_ARGS); 784static int sysctl_tp_err_stats(SYSCTL_HANDLER_ARGS); 785static int sysctl_tnl_stats(SYSCTL_HANDLER_ARGS); 786static int sysctl_tp_la_mask(SYSCTL_HANDLER_ARGS); 787static int sysctl_tp_la(SYSCTL_HANDLER_ARGS); 788static int sysctl_tx_rate(SYSCTL_HANDLER_ARGS); 789static int sysctl_ulprx_la(SYSCTL_HANDLER_ARGS); 790static int sysctl_wcwr_stats(SYSCTL_HANDLER_ARGS); 791static int sysctl_cpus(SYSCTL_HANDLER_ARGS); 792#ifdef TCP_OFFLOAD 793static int sysctl_tls(SYSCTL_HANDLER_ARGS); 794static int sysctl_tls_rx_ports(SYSCTL_HANDLER_ARGS); 795static int sysctl_tls_rx_timeout(SYSCTL_HANDLER_ARGS); 796static int sysctl_tp_tick(SYSCTL_HANDLER_ARGS); 797static int sysctl_tp_dack_timer(SYSCTL_HANDLER_ARGS); 798static int sysctl_tp_timer(SYSCTL_HANDLER_ARGS); 799static int sysctl_tp_shift_cnt(SYSCTL_HANDLER_ARGS); 800static int sysctl_tp_backoff(SYSCTL_HANDLER_ARGS); 801static int sysctl_holdoff_tmr_idx_ofld(SYSCTL_HANDLER_ARGS); 802static int sysctl_holdoff_pktc_idx_ofld(SYSCTL_HANDLER_ARGS); 803#endif 804static int get_sge_context(struct adapter *, struct t4_sge_context *); 805static int load_fw(struct adapter *, struct t4_data *); 806static int load_cfg(struct adapter *, struct t4_data *); 807static int load_boot(struct adapter *, struct t4_bootrom *); 808static int load_bootcfg(struct adapter *, struct t4_data *); 809static int cudbg_dump(struct adapter *, struct t4_cudbg_dump *); 810static void free_offload_policy(struct t4_offload_policy *); 811static int set_offload_policy(struct adapter *, struct t4_offload_policy *); 812static int read_card_mem(struct adapter *, int, struct t4_mem_range *); 813static int read_i2c(struct adapter *, struct t4_i2c_data *); 814static int clear_stats(struct adapter *, u_int); 815#ifdef TCP_OFFLOAD 816static int toe_capability(struct vi_info *, bool); 817static void t4_async_event(void *, int); 818#endif 819#ifdef KERN_TLS 820static int ktls_capability(struct adapter *, bool); 821#endif 822static int mod_event(module_t, int, void *); 823static int notify_siblings(device_t, int); 824static uint64_t vi_get_counter(struct ifnet *, ift_counter); 825static uint64_t cxgbe_get_counter(struct ifnet *, ift_counter); 826static void enable_vxlan_rx(struct adapter *); 827 828struct { 829 uint16_t device; 830 char *desc; 831} t4_pciids[] = { 832 {0xa000, "Chelsio Terminator 4 FPGA"}, 833 {0x4400, "Chelsio T440-dbg"}, 834 {0x4401, "Chelsio T420-CR"}, 835 {0x4402, "Chelsio T422-CR"}, 836 {0x4403, "Chelsio T440-CR"}, 837 {0x4404, "Chelsio T420-BCH"}, 838 {0x4405, "Chelsio T440-BCH"}, 839 {0x4406, "Chelsio T440-CH"}, 840 {0x4407, "Chelsio T420-SO"}, 841 {0x4408, "Chelsio T420-CX"}, 842 {0x4409, "Chelsio T420-BT"}, 843 {0x440a, "Chelsio T404-BT"}, 844 {0x440e, "Chelsio T440-LP-CR"}, 845}, t5_pciids[] = { 846 {0xb000, "Chelsio Terminator 5 FPGA"}, 847 {0x5400, "Chelsio T580-dbg"}, 848 {0x5401, "Chelsio T520-CR"}, /* 2 x 10G */ 849 {0x5402, "Chelsio T522-CR"}, /* 2 x 10G, 2 X 1G */ 850 {0x5403, "Chelsio T540-CR"}, /* 4 x 10G */ 851 {0x5407, "Chelsio T520-SO"}, /* 2 x 10G, nomem */ 852 {0x5409, "Chelsio T520-BT"}, /* 2 x 10GBaseT */ 853 {0x540a, "Chelsio T504-BT"}, /* 4 x 1G */ 854 {0x540d, "Chelsio T580-CR"}, /* 2 x 40G */ 855 {0x540e, "Chelsio T540-LP-CR"}, /* 4 x 10G */ 856 {0x5410, "Chelsio T580-LP-CR"}, /* 2 x 40G */ 857 {0x5411, "Chelsio T520-LL-CR"}, /* 2 x 10G */ 858 {0x5412, "Chelsio T560-CR"}, /* 1 x 40G, 2 x 10G */ 859 {0x5414, "Chelsio T580-LP-SO-CR"}, /* 2 x 40G, nomem */ 860 {0x5415, "Chelsio T502-BT"}, /* 2 x 1G */ 861 {0x5418, "Chelsio T540-BT"}, /* 4 x 10GBaseT */ 862 {0x5419, "Chelsio T540-LP-BT"}, /* 4 x 10GBaseT */ 863 {0x541a, "Chelsio T540-SO-BT"}, /* 4 x 10GBaseT, nomem */ 864 {0x541b, "Chelsio T540-SO-CR"}, /* 4 x 10G, nomem */ 865 866 /* Custom */ 867 {0x5483, "Custom T540-CR"}, 868 {0x5484, "Custom T540-BT"}, 869}, t6_pciids[] = { 870 {0xc006, "Chelsio Terminator 6 FPGA"}, /* T6 PE10K6 FPGA (PF0) */ 871 {0x6400, "Chelsio T6-DBG-25"}, /* 2 x 10/25G, debug */ 872 {0x6401, "Chelsio T6225-CR"}, /* 2 x 10/25G */ 873 {0x6402, "Chelsio T6225-SO-CR"}, /* 2 x 10/25G, nomem */ 874 {0x6403, "Chelsio T6425-CR"}, /* 4 x 10/25G */ 875 {0x6404, "Chelsio T6425-SO-CR"}, /* 4 x 10/25G, nomem */ 876 {0x6405, "Chelsio T6225-OCP-SO"}, /* 2 x 10/25G, nomem */ 877 {0x6406, "Chelsio T62100-OCP-SO"}, /* 2 x 40/50/100G, nomem */ 878 {0x6407, "Chelsio T62100-LP-CR"}, /* 2 x 40/50/100G */ 879 {0x6408, "Chelsio T62100-SO-CR"}, /* 2 x 40/50/100G, nomem */ 880 {0x6409, "Chelsio T6210-BT"}, /* 2 x 10GBASE-T */ 881 {0x640d, "Chelsio T62100-CR"}, /* 2 x 40/50/100G */ 882 {0x6410, "Chelsio T6-DBG-100"}, /* 2 x 40/50/100G, debug */ 883 {0x6411, "Chelsio T6225-LL-CR"}, /* 2 x 10/25G */ 884 {0x6414, "Chelsio T61100-OCP-SO"}, /* 1 x 40/50/100G, nomem */ 885 {0x6415, "Chelsio T6201-BT"}, /* 2 x 1000BASE-T */ 886 887 /* Custom */ 888 {0x6480, "Custom T6225-CR"}, 889 {0x6481, "Custom T62100-CR"}, 890 {0x6482, "Custom T6225-CR"}, 891 {0x6483, "Custom T62100-CR"}, 892 {0x6484, "Custom T64100-CR"}, 893 {0x6485, "Custom T6240-SO"}, 894 {0x6486, "Custom T6225-SO-CR"}, 895 {0x6487, "Custom T6225-CR"}, 896}; 897 898#ifdef TCP_OFFLOAD 899/* 900 * service_iq_fl() has an iq and needs the fl. Offset of fl from the iq should 901 * be exactly the same for both rxq and ofld_rxq. 902 */ 903CTASSERT(offsetof(struct sge_ofld_rxq, iq) == offsetof(struct sge_rxq, iq)); 904CTASSERT(offsetof(struct sge_ofld_rxq, fl) == offsetof(struct sge_rxq, fl)); 905#endif 906CTASSERT(sizeof(struct cluster_metadata) <= CL_METADATA_SIZE); 907 908static int 909t4_probe(device_t dev) 910{ 911 int i; 912 uint16_t v = pci_get_vendor(dev); 913 uint16_t d = pci_get_device(dev); 914 uint8_t f = pci_get_function(dev); 915 916 if (v != PCI_VENDOR_ID_CHELSIO) 917 return (ENXIO); 918 919 /* Attach only to PF0 of the FPGA */ 920 if (d == 0xa000 && f != 0) 921 return (ENXIO); 922 923 for (i = 0; i < nitems(t4_pciids); i++) { 924 if (d == t4_pciids[i].device) { 925 device_set_desc(dev, t4_pciids[i].desc); 926 return (BUS_PROBE_DEFAULT); 927 } 928 } 929 930 return (ENXIO); 931} 932 933static int 934t5_probe(device_t dev) 935{ 936 int i; 937 uint16_t v = pci_get_vendor(dev); 938 uint16_t d = pci_get_device(dev); 939 uint8_t f = pci_get_function(dev); 940 941 if (v != PCI_VENDOR_ID_CHELSIO) 942 return (ENXIO); 943 944 /* Attach only to PF0 of the FPGA */ 945 if (d == 0xb000 && f != 0) 946 return (ENXIO); 947 948 for (i = 0; i < nitems(t5_pciids); i++) { 949 if (d == t5_pciids[i].device) { 950 device_set_desc(dev, t5_pciids[i].desc); 951 return (BUS_PROBE_DEFAULT); 952 } 953 } 954 955 return (ENXIO); 956} 957 958static int 959t6_probe(device_t dev) 960{ 961 int i; 962 uint16_t v = pci_get_vendor(dev); 963 uint16_t d = pci_get_device(dev); 964 965 if (v != PCI_VENDOR_ID_CHELSIO) 966 return (ENXIO); 967 968 for (i = 0; i < nitems(t6_pciids); i++) { 969 if (d == t6_pciids[i].device) { 970 device_set_desc(dev, t6_pciids[i].desc); 971 return (BUS_PROBE_DEFAULT); 972 } 973 } 974 975 return (ENXIO); 976} 977 978static void 979t5_attribute_workaround(device_t dev) 980{ 981 device_t root_port; 982 uint32_t v; 983 984 /* 985 * The T5 chips do not properly echo the No Snoop and Relaxed 986 * Ordering attributes when replying to a TLP from a Root 987 * Port. As a workaround, find the parent Root Port and 988 * disable No Snoop and Relaxed Ordering. Note that this 989 * affects all devices under this root port. 990 */ 991 root_port = pci_find_pcie_root_port(dev); 992 if (root_port == NULL) { 993 device_printf(dev, "Unable to find parent root port\n"); 994 return; 995 } 996 997 v = pcie_adjust_config(root_port, PCIER_DEVICE_CTL, 998 PCIEM_CTL_RELAXED_ORD_ENABLE | PCIEM_CTL_NOSNOOP_ENABLE, 0, 2); 999 if ((v & (PCIEM_CTL_RELAXED_ORD_ENABLE | PCIEM_CTL_NOSNOOP_ENABLE)) != 1000 0) 1001 device_printf(dev, "Disabled No Snoop/Relaxed Ordering on %s\n", 1002 device_get_nameunit(root_port)); 1003} 1004 1005static const struct devnames devnames[] = { 1006 { 1007 .nexus_name = "t4nex", 1008 .ifnet_name = "cxgbe", 1009 .vi_ifnet_name = "vcxgbe", 1010 .pf03_drv_name = "t4iov", 1011 .vf_nexus_name = "t4vf", 1012 .vf_ifnet_name = "cxgbev" 1013 }, { 1014 .nexus_name = "t5nex", 1015 .ifnet_name = "cxl", 1016 .vi_ifnet_name = "vcxl", 1017 .pf03_drv_name = "t5iov", 1018 .vf_nexus_name = "t5vf", 1019 .vf_ifnet_name = "cxlv" 1020 }, { 1021 .nexus_name = "t6nex", 1022 .ifnet_name = "cc", 1023 .vi_ifnet_name = "vcc", 1024 .pf03_drv_name = "t6iov", 1025 .vf_nexus_name = "t6vf", 1026 .vf_ifnet_name = "ccv" 1027 } 1028}; 1029 1030void 1031t4_init_devnames(struct adapter *sc) 1032{ 1033 int id; 1034 1035 id = chip_id(sc); 1036 if (id >= CHELSIO_T4 && id - CHELSIO_T4 < nitems(devnames)) 1037 sc->names = &devnames[id - CHELSIO_T4]; 1038 else { 1039 device_printf(sc->dev, "chip id %d is not supported.\n", id); 1040 sc->names = NULL; 1041 } 1042} 1043 1044static int 1045t4_ifnet_unit(struct adapter *sc, struct port_info *pi) 1046{ 1047 const char *parent, *name; 1048 long value; 1049 int line, unit; 1050 1051 line = 0; 1052 parent = device_get_nameunit(sc->dev); 1053 name = sc->names->ifnet_name; 1054 while (resource_find_dev(&line, name, &unit, "at", parent) == 0) { 1055 if (resource_long_value(name, unit, "port", &value) == 0 && 1056 value == pi->port_id) 1057 return (unit); 1058 } 1059 return (-1); 1060} 1061 1062static int 1063t4_attach(device_t dev) 1064{ 1065 struct adapter *sc; 1066 int rc = 0, i, j, rqidx, tqidx, nports; 1067 struct make_dev_args mda; 1068 struct intrs_and_queues iaq; 1069 struct sge *s; 1070 uint32_t *buf; 1071#if defined(TCP_OFFLOAD) || defined(RATELIMIT) 1072 int ofld_tqidx; 1073#endif 1074#ifdef TCP_OFFLOAD 1075 int ofld_rqidx; 1076#endif 1077#ifdef DEV_NETMAP 1078 int nm_rqidx, nm_tqidx; 1079#endif 1080 int num_vis; 1081 1082 sc = device_get_softc(dev); 1083 sc->dev = dev; 1084 TUNABLE_INT_FETCH("hw.cxgbe.dflags", &sc->debug_flags); 1085 1086 if ((pci_get_device(dev) & 0xff00) == 0x5400) 1087 t5_attribute_workaround(dev); 1088 pci_enable_busmaster(dev); 1089 if (pci_find_cap(dev, PCIY_EXPRESS, &i) == 0) { 1090 uint32_t v; 1091 1092 pci_set_max_read_req(dev, 4096); 1093 v = pci_read_config(dev, i + PCIER_DEVICE_CTL, 2); 1094 sc->params.pci.mps = 128 << ((v & PCIEM_CTL_MAX_PAYLOAD) >> 5); 1095 if (pcie_relaxed_ordering == 0 && 1096 (v & PCIEM_CTL_RELAXED_ORD_ENABLE) != 0) { 1097 v &= ~PCIEM_CTL_RELAXED_ORD_ENABLE; 1098 pci_write_config(dev, i + PCIER_DEVICE_CTL, v, 2); 1099 } else if (pcie_relaxed_ordering == 1 && 1100 (v & PCIEM_CTL_RELAXED_ORD_ENABLE) == 0) { 1101 v |= PCIEM_CTL_RELAXED_ORD_ENABLE; 1102 pci_write_config(dev, i + PCIER_DEVICE_CTL, v, 2); 1103 } 1104 } 1105 1106 sc->sge_gts_reg = MYPF_REG(A_SGE_PF_GTS); 1107 sc->sge_kdoorbell_reg = MYPF_REG(A_SGE_PF_KDOORBELL); 1108 sc->traceq = -1; 1109 mtx_init(&sc->ifp_lock, sc->ifp_lockname, 0, MTX_DEF); 1110 snprintf(sc->ifp_lockname, sizeof(sc->ifp_lockname), "%s tracer", 1111 device_get_nameunit(dev)); 1112 1113 snprintf(sc->lockname, sizeof(sc->lockname), "%s", 1114 device_get_nameunit(dev)); 1115 mtx_init(&sc->sc_lock, sc->lockname, 0, MTX_DEF); 1116 t4_add_adapter(sc); 1117 1118 mtx_init(&sc->sfl_lock, "starving freelists", 0, MTX_DEF); 1119 TAILQ_INIT(&sc->sfl); 1120 callout_init_mtx(&sc->sfl_callout, &sc->sfl_lock, 0); 1121 1122 mtx_init(&sc->reg_lock, "indirect register access", 0, MTX_DEF); 1123 1124 sc->policy = NULL; 1125 rw_init(&sc->policy_lock, "connection offload policy"); 1126 1127 callout_init(&sc->ktls_tick, 1); 1128 1129#ifdef TCP_OFFLOAD 1130 TASK_INIT(&sc->async_event_task, 0, t4_async_event, sc); 1131#endif 1132 1133 refcount_init(&sc->vxlan_refcount, 0); 1134 1135 rc = t4_map_bars_0_and_4(sc); 1136 if (rc != 0) 1137 goto done; /* error message displayed already */ 1138 1139 memset(sc->chan_map, 0xff, sizeof(sc->chan_map)); 1140 1141 /* Prepare the adapter for operation. */ 1142 buf = malloc(PAGE_SIZE, M_CXGBE, M_ZERO | M_WAITOK); 1143 rc = -t4_prep_adapter(sc, buf); 1144 free(buf, M_CXGBE); 1145 if (rc != 0) { 1146 device_printf(dev, "failed to prepare adapter: %d.\n", rc); 1147 goto done; 1148 } 1149 1150 /* 1151 * This is the real PF# to which we're attaching. Works from within PCI 1152 * passthrough environments too, where pci_get_function() could return a 1153 * different PF# depending on the passthrough configuration. We need to 1154 * use the real PF# in all our communication with the firmware. 1155 */ 1156 j = t4_read_reg(sc, A_PL_WHOAMI); 1157 sc->pf = chip_id(sc) <= CHELSIO_T5 ? G_SOURCEPF(j) : G_T6_SOURCEPF(j); 1158 sc->mbox = sc->pf; 1159 1160 t4_init_devnames(sc); 1161 if (sc->names == NULL) { 1162 rc = ENOTSUP; 1163 goto done; /* error message displayed already */ 1164 } 1165 1166 /* 1167 * Do this really early, with the memory windows set up even before the 1168 * character device. The userland tool's register i/o and mem read 1169 * will work even in "recovery mode". 1170 */ 1171 setup_memwin(sc); 1172 if (t4_init_devlog_params(sc, 0) == 0) 1173 fixup_devlog_params(sc); 1174 make_dev_args_init(&mda); 1175 mda.mda_devsw = &t4_cdevsw; 1176 mda.mda_uid = UID_ROOT; 1177 mda.mda_gid = GID_WHEEL; 1178 mda.mda_mode = 0600; 1179 mda.mda_si_drv1 = sc; 1180 rc = make_dev_s(&mda, &sc->cdev, "%s", device_get_nameunit(dev)); 1181 if (rc != 0) 1182 device_printf(dev, "failed to create nexus char device: %d.\n", 1183 rc); 1184 1185 /* Go no further if recovery mode has been requested. */ 1186 if (TUNABLE_INT_FETCH("hw.cxgbe.sos", &i) && i != 0) { 1187 device_printf(dev, "recovery mode.\n"); 1188 goto done; 1189 } 1190 1191#if defined(__i386__) 1192 if ((cpu_feature & CPUID_CX8) == 0) { 1193 device_printf(dev, "64 bit atomics not available.\n"); 1194 rc = ENOTSUP; 1195 goto done; 1196 } 1197#endif 1198 1199 /* Contact the firmware and try to become the master driver. */ 1200 rc = contact_firmware(sc); 1201 if (rc != 0) 1202 goto done; /* error message displayed already */ 1203 MPASS(sc->flags & FW_OK); 1204 1205 rc = get_params__pre_init(sc); 1206 if (rc != 0) 1207 goto done; /* error message displayed already */ 1208 1209 if (sc->flags & MASTER_PF) { 1210 rc = partition_resources(sc); 1211 if (rc != 0) 1212 goto done; /* error message displayed already */ 1213 t4_intr_clear(sc); 1214 } 1215 1216 rc = get_params__post_init(sc); 1217 if (rc != 0) 1218 goto done; /* error message displayed already */ 1219 1220 rc = set_params__post_init(sc); 1221 if (rc != 0) 1222 goto done; /* error message displayed already */ 1223 1224 rc = t4_map_bar_2(sc); 1225 if (rc != 0) 1226 goto done; /* error message displayed already */ 1227 1228 rc = t4_create_dma_tag(sc); 1229 if (rc != 0) 1230 goto done; /* error message displayed already */ 1231 1232 /* 1233 * First pass over all the ports - allocate VIs and initialize some 1234 * basic parameters like mac address, port type, etc. 1235 */ 1236 for_each_port(sc, i) { 1237 struct port_info *pi; 1238 1239 pi = malloc(sizeof(*pi), M_CXGBE, M_ZERO | M_WAITOK); 1240 sc->port[i] = pi; 1241 1242 /* These must be set before t4_port_init */ 1243 pi->adapter = sc; 1244 pi->port_id = i; 1245 /* 1246 * XXX: vi[0] is special so we can't delay this allocation until 1247 * pi->nvi's final value is known. 1248 */ 1249 pi->vi = malloc(sizeof(struct vi_info) * t4_num_vis, M_CXGBE, 1250 M_ZERO | M_WAITOK); 1251 1252 /* 1253 * Allocate the "main" VI and initialize parameters 1254 * like mac addr. 1255 */ 1256 rc = -t4_port_init(sc, sc->mbox, sc->pf, 0, i); 1257 if (rc != 0) { 1258 device_printf(dev, "unable to initialize port %d: %d\n", 1259 i, rc); 1260 free(pi->vi, M_CXGBE); 1261 free(pi, M_CXGBE); 1262 sc->port[i] = NULL; 1263 goto done; 1264 } 1265 1266 snprintf(pi->lockname, sizeof(pi->lockname), "%sp%d", 1267 device_get_nameunit(dev), i); 1268 mtx_init(&pi->pi_lock, pi->lockname, 0, MTX_DEF); 1269 sc->chan_map[pi->tx_chan] = i; 1270 1271 /* 1272 * The MPS counter for FCS errors doesn't work correctly on the 1273 * T6 so we use the MAC counter here. Which MAC is in use 1274 * depends on the link settings which will be known when the 1275 * link comes up. 1276 */ 1277 if (is_t6(sc)) { 1278 pi->fcs_reg = -1; 1279 } else if (is_t4(sc)) { 1280 pi->fcs_reg = PORT_REG(pi->tx_chan, 1281 A_MPS_PORT_STAT_RX_PORT_CRC_ERROR_L); 1282 } else { 1283 pi->fcs_reg = T5_PORT_REG(pi->tx_chan, 1284 A_MPS_PORT_STAT_RX_PORT_CRC_ERROR_L); 1285 } 1286 pi->fcs_base = 0; 1287 1288 /* All VIs on this port share this media. */ 1289 ifmedia_init(&pi->media, IFM_IMASK, cxgbe_media_change, 1290 cxgbe_media_status); 1291 1292 PORT_LOCK(pi); 1293 init_link_config(pi); 1294 fixup_link_config(pi); 1295 build_medialist(pi); 1296 if (fixed_ifmedia(pi)) 1297 pi->flags |= FIXED_IFMEDIA; 1298 PORT_UNLOCK(pi); 1299 1300 pi->dev = device_add_child(dev, sc->names->ifnet_name, 1301 t4_ifnet_unit(sc, pi)); 1302 if (pi->dev == NULL) { 1303 device_printf(dev, 1304 "failed to add device for port %d.\n", i); 1305 rc = ENXIO; 1306 goto done; 1307 } 1308 pi->vi[0].dev = pi->dev; 1309 device_set_softc(pi->dev, pi); 1310 } 1311 1312 /* 1313 * Interrupt type, # of interrupts, # of rx/tx queues, etc. 1314 */ 1315 nports = sc->params.nports; 1316 rc = cfg_itype_and_nqueues(sc, &iaq); 1317 if (rc != 0) 1318 goto done; /* error message displayed already */ 1319 1320 num_vis = iaq.num_vis; 1321 sc->intr_type = iaq.intr_type; 1322 sc->intr_count = iaq.nirq; 1323 1324 s = &sc->sge; 1325 s->nrxq = nports * iaq.nrxq; 1326 s->ntxq = nports * iaq.ntxq; 1327 if (num_vis > 1) { 1328 s->nrxq += nports * (num_vis - 1) * iaq.nrxq_vi; 1329 s->ntxq += nports * (num_vis - 1) * iaq.ntxq_vi; 1330 } 1331 s->neq = s->ntxq + s->nrxq; /* the free list in an rxq is an eq */ 1332 s->neq += nports; /* ctrl queues: 1 per port */ 1333 s->niq = s->nrxq + 1; /* 1 extra for firmware event queue */ 1334#if defined(TCP_OFFLOAD) || defined(RATELIMIT) 1335 if (is_offload(sc) || is_ethoffload(sc)) { 1336 s->nofldtxq = nports * iaq.nofldtxq; 1337 if (num_vis > 1) 1338 s->nofldtxq += nports * (num_vis - 1) * iaq.nofldtxq_vi; 1339 s->neq += s->nofldtxq; 1340 1341 s->ofld_txq = malloc(s->nofldtxq * sizeof(struct sge_ofld_txq), 1342 M_CXGBE, M_ZERO | M_WAITOK); 1343 } 1344#endif 1345#ifdef TCP_OFFLOAD 1346 if (is_offload(sc)) { 1347 s->nofldrxq = nports * iaq.nofldrxq; 1348 if (num_vis > 1) 1349 s->nofldrxq += nports * (num_vis - 1) * iaq.nofldrxq_vi; 1350 s->neq += s->nofldrxq; /* free list */ 1351 s->niq += s->nofldrxq; 1352 1353 s->ofld_rxq = malloc(s->nofldrxq * sizeof(struct sge_ofld_rxq), 1354 M_CXGBE, M_ZERO | M_WAITOK); 1355 } 1356#endif 1357#ifdef DEV_NETMAP 1358 s->nnmrxq = 0; 1359 s->nnmtxq = 0; 1360 if (t4_native_netmap & NN_MAIN_VI) { 1361 s->nnmrxq += nports * iaq.nnmrxq; 1362 s->nnmtxq += nports * iaq.nnmtxq; 1363 } 1364 if (num_vis > 1 && t4_native_netmap & NN_EXTRA_VI) { 1365 s->nnmrxq += nports * (num_vis - 1) * iaq.nnmrxq_vi; 1366 s->nnmtxq += nports * (num_vis - 1) * iaq.nnmtxq_vi; 1367 } 1368 s->neq += s->nnmtxq + s->nnmrxq; 1369 s->niq += s->nnmrxq; 1370 1371 s->nm_rxq = malloc(s->nnmrxq * sizeof(struct sge_nm_rxq), 1372 M_CXGBE, M_ZERO | M_WAITOK); 1373 s->nm_txq = malloc(s->nnmtxq * sizeof(struct sge_nm_txq), 1374 M_CXGBE, M_ZERO | M_WAITOK); 1375#endif 1376 MPASS(s->niq <= s->iqmap_sz); 1377 MPASS(s->neq <= s->eqmap_sz); 1378 1379 s->ctrlq = malloc(nports * sizeof(struct sge_wrq), M_CXGBE, 1380 M_ZERO | M_WAITOK); 1381 s->rxq = malloc(s->nrxq * sizeof(struct sge_rxq), M_CXGBE, 1382 M_ZERO | M_WAITOK); 1383 s->txq = malloc(s->ntxq * sizeof(struct sge_txq), M_CXGBE, 1384 M_ZERO | M_WAITOK); 1385 s->iqmap = malloc(s->iqmap_sz * sizeof(struct sge_iq *), M_CXGBE, 1386 M_ZERO | M_WAITOK); 1387 s->eqmap = malloc(s->eqmap_sz * sizeof(struct sge_eq *), M_CXGBE, 1388 M_ZERO | M_WAITOK); 1389 1390 sc->irq = malloc(sc->intr_count * sizeof(struct irq), M_CXGBE, 1391 M_ZERO | M_WAITOK); 1392 1393 t4_init_l2t(sc, M_WAITOK); 1394 t4_init_smt(sc, M_WAITOK); 1395 t4_init_tx_sched(sc); 1396 t4_init_atid_table(sc); 1397#ifdef RATELIMIT 1398 t4_init_etid_table(sc); 1399#endif 1400#ifdef INET6 1401 t4_init_clip_table(sc); 1402#endif 1403 if (sc->vres.key.size != 0) 1404 sc->key_map = vmem_create("T4TLS key map", sc->vres.key.start, 1405 sc->vres.key.size, 32, 0, M_FIRSTFIT | M_WAITOK); 1406 1407 /* 1408 * Second pass over the ports. This time we know the number of rx and 1409 * tx queues that each port should get. 1410 */ 1411 rqidx = tqidx = 0; 1412#if defined(TCP_OFFLOAD) || defined(RATELIMIT) 1413 ofld_tqidx = 0; 1414#endif 1415#ifdef TCP_OFFLOAD 1416 ofld_rqidx = 0; 1417#endif 1418#ifdef DEV_NETMAP 1419 nm_rqidx = nm_tqidx = 0; 1420#endif 1421 for_each_port(sc, i) { 1422 struct port_info *pi = sc->port[i]; 1423 struct vi_info *vi; 1424 1425 if (pi == NULL) 1426 continue; 1427 1428 pi->nvi = num_vis; 1429 for_each_vi(pi, j, vi) { 1430 vi->pi = pi; 1431 vi->adapter = sc; 1432 vi->qsize_rxq = t4_qsize_rxq; 1433 vi->qsize_txq = t4_qsize_txq; 1434 1435 vi->first_rxq = rqidx; 1436 vi->first_txq = tqidx; 1437 vi->tmr_idx = t4_tmr_idx; 1438 vi->pktc_idx = t4_pktc_idx; 1439 vi->nrxq = j == 0 ? iaq.nrxq : iaq.nrxq_vi; 1440 vi->ntxq = j == 0 ? iaq.ntxq : iaq.ntxq_vi; 1441 1442 rqidx += vi->nrxq; 1443 tqidx += vi->ntxq; 1444 1445 if (j == 0 && vi->ntxq > 1) 1446 vi->rsrv_noflowq = t4_rsrv_noflowq ? 1 : 0; 1447 else 1448 vi->rsrv_noflowq = 0; 1449 1450#if defined(TCP_OFFLOAD) || defined(RATELIMIT) 1451 vi->first_ofld_txq = ofld_tqidx; 1452 vi->nofldtxq = j == 0 ? iaq.nofldtxq : iaq.nofldtxq_vi; 1453 ofld_tqidx += vi->nofldtxq; 1454#endif 1455#ifdef TCP_OFFLOAD 1456 vi->ofld_tmr_idx = t4_tmr_idx_ofld; 1457 vi->ofld_pktc_idx = t4_pktc_idx_ofld; 1458 vi->first_ofld_rxq = ofld_rqidx; 1459 vi->nofldrxq = j == 0 ? iaq.nofldrxq : iaq.nofldrxq_vi; 1460 1461 ofld_rqidx += vi->nofldrxq; 1462#endif 1463#ifdef DEV_NETMAP 1464 vi->first_nm_rxq = nm_rqidx; 1465 vi->first_nm_txq = nm_tqidx; 1466 if (j == 0) { 1467 vi->nnmrxq = iaq.nnmrxq; 1468 vi->nnmtxq = iaq.nnmtxq; 1469 } else { 1470 vi->nnmrxq = iaq.nnmrxq_vi; 1471 vi->nnmtxq = iaq.nnmtxq_vi; 1472 } 1473 nm_rqidx += vi->nnmrxq; 1474 nm_tqidx += vi->nnmtxq; 1475#endif 1476 } 1477 } 1478 1479 rc = t4_setup_intr_handlers(sc); 1480 if (rc != 0) { 1481 device_printf(dev, 1482 "failed to setup interrupt handlers: %d\n", rc); 1483 goto done; 1484 } 1485 1486 rc = bus_generic_probe(dev); 1487 if (rc != 0) { 1488 device_printf(dev, "failed to probe child drivers: %d\n", rc); 1489 goto done; 1490 } 1491 1492 /* 1493 * Ensure thread-safe mailbox access (in debug builds). 1494 * 1495 * So far this was the only thread accessing the mailbox but various 1496 * ifnets and sysctls are about to be created and their handlers/ioctls 1497 * will access the mailbox from different threads. 1498 */ 1499 sc->flags |= CHK_MBOX_ACCESS; 1500 1501 rc = bus_generic_attach(dev); 1502 if (rc != 0) { 1503 device_printf(dev, 1504 "failed to attach all child ports: %d\n", rc); 1505 goto done; 1506 } 1507 1508 device_printf(dev, 1509 "PCIe gen%d x%d, %d ports, %d %s interrupt%s, %d eq, %d iq\n", 1510 sc->params.pci.speed, sc->params.pci.width, sc->params.nports, 1511 sc->intr_count, sc->intr_type == INTR_MSIX ? "MSI-X" : 1512 (sc->intr_type == INTR_MSI ? "MSI" : "INTx"), 1513 sc->intr_count > 1 ? "s" : "", sc->sge.neq, sc->sge.niq); 1514 1515 t4_set_desc(sc); 1516 1517 notify_siblings(dev, 0); 1518 1519done: 1520 if (rc != 0 && sc->cdev) { 1521 /* cdev was created and so cxgbetool works; recover that way. */ 1522 device_printf(dev, 1523 "error during attach, adapter is now in recovery mode.\n"); 1524 rc = 0; 1525 } 1526 1527 if (rc != 0) 1528 t4_detach_common(dev); 1529 else 1530 t4_sysctls(sc); 1531 1532 return (rc); 1533} 1534 1535static int 1536t4_child_location_str(device_t bus, device_t dev, char *buf, size_t buflen) 1537{ 1538 struct adapter *sc; 1539 struct port_info *pi; 1540 int i; 1541 1542 sc = device_get_softc(bus); 1543 buf[0] = '\0'; 1544 for_each_port(sc, i) { 1545 pi = sc->port[i]; 1546 if (pi != NULL && pi->dev == dev) { 1547 snprintf(buf, buflen, "port=%d", pi->port_id); 1548 break; 1549 } 1550 } 1551 return (0); 1552} 1553 1554static int 1555t4_ready(device_t dev) 1556{ 1557 struct adapter *sc; 1558 1559 sc = device_get_softc(dev); 1560 if (sc->flags & FW_OK) 1561 return (0); 1562 return (ENXIO); 1563} 1564 1565static int 1566t4_read_port_device(device_t dev, int port, device_t *child) 1567{ 1568 struct adapter *sc; 1569 struct port_info *pi; 1570 1571 sc = device_get_softc(dev); 1572 if (port < 0 || port >= MAX_NPORTS) 1573 return (EINVAL); 1574 pi = sc->port[port]; 1575 if (pi == NULL || pi->dev == NULL) 1576 return (ENXIO); 1577 *child = pi->dev; 1578 return (0); 1579} 1580 1581static int 1582notify_siblings(device_t dev, int detaching) 1583{ 1584 device_t sibling; 1585 int error, i; 1586 1587 error = 0; 1588 for (i = 0; i < PCI_FUNCMAX; i++) { 1589 if (i == pci_get_function(dev)) 1590 continue; 1591 sibling = pci_find_dbsf(pci_get_domain(dev), pci_get_bus(dev), 1592 pci_get_slot(dev), i); 1593 if (sibling == NULL || !device_is_attached(sibling)) 1594 continue; 1595 if (detaching) 1596 error = T4_DETACH_CHILD(sibling); 1597 else 1598 (void)T4_ATTACH_CHILD(sibling); 1599 if (error) 1600 break; 1601 } 1602 return (error); 1603} 1604 1605/* 1606 * Idempotent 1607 */ 1608static int 1609t4_detach(device_t dev) 1610{ 1611 struct adapter *sc; 1612 int rc; 1613 1614 sc = device_get_softc(dev); 1615 1616 rc = notify_siblings(dev, 1); 1617 if (rc) { 1618 device_printf(dev, 1619 "failed to detach sibling devices: %d\n", rc); 1620 return (rc); 1621 } 1622 1623 return (t4_detach_common(dev)); 1624} 1625 1626int 1627t4_detach_common(device_t dev) 1628{ 1629 struct adapter *sc; 1630 struct port_info *pi; 1631 int i, rc; 1632 1633 sc = device_get_softc(dev); 1634 1635 if (sc->cdev) { 1636 destroy_dev(sc->cdev); 1637 sc->cdev = NULL; 1638 } 1639 1640 sx_xlock(&t4_list_lock); 1641 SLIST_REMOVE(&t4_list, sc, adapter, link); 1642 sx_xunlock(&t4_list_lock); 1643 1644 sc->flags &= ~CHK_MBOX_ACCESS; 1645 if (sc->flags & FULL_INIT_DONE) { 1646 if (!(sc->flags & IS_VF)) 1647 t4_intr_disable(sc); 1648 } 1649 1650 if (device_is_attached(dev)) { 1651 rc = bus_generic_detach(dev); 1652 if (rc) { 1653 device_printf(dev, 1654 "failed to detach child devices: %d\n", rc); 1655 return (rc); 1656 } 1657 } 1658 1659#ifdef TCP_OFFLOAD 1660 taskqueue_drain(taskqueue_thread, &sc->async_event_task); 1661#endif 1662 1663 for (i = 0; i < sc->intr_count; i++) 1664 t4_free_irq(sc, &sc->irq[i]); 1665 1666 if ((sc->flags & (IS_VF | FW_OK)) == FW_OK) 1667 t4_free_tx_sched(sc); 1668 1669 for (i = 0; i < MAX_NPORTS; i++) { 1670 pi = sc->port[i]; 1671 if (pi) { 1672 t4_free_vi(sc, sc->mbox, sc->pf, 0, pi->vi[0].viid); 1673 if (pi->dev) 1674 device_delete_child(dev, pi->dev); 1675 1676 mtx_destroy(&pi->pi_lock); 1677 free(pi->vi, M_CXGBE); 1678 free(pi, M_CXGBE); 1679 } 1680 } 1681 1682 device_delete_children(dev); 1683 1684 if (sc->flags & FULL_INIT_DONE) 1685 adapter_full_uninit(sc); 1686 1687 if ((sc->flags & (IS_VF | FW_OK)) == FW_OK) 1688 t4_fw_bye(sc, sc->mbox); 1689 1690 if (sc->intr_type == INTR_MSI || sc->intr_type == INTR_MSIX) 1691 pci_release_msi(dev); 1692 1693 if (sc->regs_res) 1694 bus_release_resource(dev, SYS_RES_MEMORY, sc->regs_rid, 1695 sc->regs_res); 1696 1697 if (sc->udbs_res) 1698 bus_release_resource(dev, SYS_RES_MEMORY, sc->udbs_rid, 1699 sc->udbs_res); 1700 1701 if (sc->msix_res) 1702 bus_release_resource(dev, SYS_RES_MEMORY, sc->msix_rid, 1703 sc->msix_res); 1704 1705 if (sc->l2t) 1706 t4_free_l2t(sc->l2t); 1707 if (sc->smt) 1708 t4_free_smt(sc->smt); 1709 t4_free_atid_table(sc); 1710#ifdef RATELIMIT 1711 t4_free_etid_table(sc); 1712#endif 1713 if (sc->key_map) 1714 vmem_destroy(sc->key_map); 1715#ifdef INET6 1716 t4_destroy_clip_table(sc); 1717#endif 1718 1719#if defined(TCP_OFFLOAD) || defined(RATELIMIT) 1720 free(sc->sge.ofld_txq, M_CXGBE); 1721#endif 1722#ifdef TCP_OFFLOAD 1723 free(sc->sge.ofld_rxq, M_CXGBE); 1724#endif 1725#ifdef DEV_NETMAP 1726 free(sc->sge.nm_rxq, M_CXGBE); 1727 free(sc->sge.nm_txq, M_CXGBE); 1728#endif 1729 free(sc->irq, M_CXGBE); 1730 free(sc->sge.rxq, M_CXGBE); 1731 free(sc->sge.txq, M_CXGBE); 1732 free(sc->sge.ctrlq, M_CXGBE); 1733 free(sc->sge.iqmap, M_CXGBE); 1734 free(sc->sge.eqmap, M_CXGBE); 1735 free(sc->tids.ftid_tab, M_CXGBE); 1736 free(sc->tids.hpftid_tab, M_CXGBE); 1737 free_hftid_hash(&sc->tids); 1738 free(sc->tids.tid_tab, M_CXGBE); 1739 free(sc->tt.tls_rx_ports, M_CXGBE); 1740 t4_destroy_dma_tag(sc); 1741 1742 callout_drain(&sc->ktls_tick); 1743 callout_drain(&sc->sfl_callout); 1744 if (mtx_initialized(&sc->tids.ftid_lock)) { 1745 mtx_destroy(&sc->tids.ftid_lock); 1746 cv_destroy(&sc->tids.ftid_cv); 1747 } 1748 if (mtx_initialized(&sc->tids.atid_lock)) 1749 mtx_destroy(&sc->tids.atid_lock); 1750 if (mtx_initialized(&sc->ifp_lock)) 1751 mtx_destroy(&sc->ifp_lock); 1752 1753 if (rw_initialized(&sc->policy_lock)) { 1754 rw_destroy(&sc->policy_lock); 1755#ifdef TCP_OFFLOAD 1756 if (sc->policy != NULL) 1757 free_offload_policy(sc->policy); 1758#endif 1759 } 1760 1761 for (i = 0; i < NUM_MEMWIN; i++) { 1762 struct memwin *mw = &sc->memwin[i]; 1763 1764 if (rw_initialized(&mw->mw_lock)) 1765 rw_destroy(&mw->mw_lock); 1766 } 1767 1768 mtx_destroy(&sc->sfl_lock); 1769 mtx_destroy(&sc->reg_lock); 1770 mtx_destroy(&sc->sc_lock); 1771 1772 bzero(sc, sizeof(*sc)); 1773 1774 return (0); 1775} 1776 1777static int 1778cxgbe_probe(device_t dev) 1779{ 1780 char buf[128]; 1781 struct port_info *pi = device_get_softc(dev); 1782 1783 snprintf(buf, sizeof(buf), "port %d", pi->port_id); 1784 device_set_desc_copy(dev, buf); 1785 1786 return (BUS_PROBE_DEFAULT); 1787} 1788 1789#define T4_CAP (IFCAP_VLAN_HWTAGGING | IFCAP_VLAN_MTU | IFCAP_HWCSUM | \ 1790 IFCAP_VLAN_HWCSUM | IFCAP_TSO | IFCAP_JUMBO_MTU | IFCAP_LRO | \ 1791 IFCAP_VLAN_HWTSO | IFCAP_LINKSTATE | IFCAP_HWCSUM_IPV6 | IFCAP_HWSTATS | \ 1792 IFCAP_HWRXTSTMP | IFCAP_MEXTPG) 1793#define T4_CAP_ENABLE (T4_CAP) 1794 1795static int 1796cxgbe_vi_attach(device_t dev, struct vi_info *vi) 1797{ 1798 struct ifnet *ifp; 1799 struct sbuf *sb; 1800 struct pfil_head_args pa; 1801 struct adapter *sc = vi->adapter; 1802 1803 vi->xact_addr_filt = -1; 1804 mtx_init(&vi->tick_mtx, "vi tick", NULL, MTX_DEF); 1805 callout_init_mtx(&vi->tick, &vi->tick_mtx, 0); 1806 if (sc->flags & IS_VF || t4_tx_vm_wr != 0) 1807 vi->flags |= TX_USES_VM_WR; 1808 1809 /* Allocate an ifnet and set it up */ 1810 ifp = if_alloc_dev(IFT_ETHER, dev); 1811 if (ifp == NULL) { 1812 device_printf(dev, "Cannot allocate ifnet\n"); 1813 return (ENOMEM); 1814 } 1815 vi->ifp = ifp; 1816 ifp->if_softc = vi; 1817 1818 if_initname(ifp, device_get_name(dev), device_get_unit(dev)); 1819 ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST; 1820 1821 ifp->if_init = cxgbe_init; 1822 ifp->if_ioctl = cxgbe_ioctl; 1823 ifp->if_transmit = cxgbe_transmit; 1824 ifp->if_qflush = cxgbe_qflush; 1825 if (vi->pi->nvi > 1 || sc->flags & IS_VF) 1826 ifp->if_get_counter = vi_get_counter; 1827 else 1828 ifp->if_get_counter = cxgbe_get_counter; 1829#if defined(KERN_TLS) || defined(RATELIMIT) 1830 ifp->if_snd_tag_alloc = cxgbe_snd_tag_alloc; 1831 ifp->if_snd_tag_modify = cxgbe_snd_tag_modify; 1832 ifp->if_snd_tag_query = cxgbe_snd_tag_query; 1833 ifp->if_snd_tag_free = cxgbe_snd_tag_free; 1834#endif 1835#ifdef RATELIMIT 1836 ifp->if_ratelimit_query = cxgbe_ratelimit_query; 1837#endif 1838 1839 ifp->if_capabilities = T4_CAP; 1840 ifp->if_capenable = T4_CAP_ENABLE; 1841 ifp->if_hwassist = CSUM_TCP | CSUM_UDP | CSUM_IP | CSUM_TSO | 1842 CSUM_UDP_IPV6 | CSUM_TCP_IPV6; 1843 if (chip_id(sc) >= CHELSIO_T6) { 1844 ifp->if_capabilities |= IFCAP_VXLAN_HWCSUM | IFCAP_VXLAN_HWTSO; 1845 ifp->if_capenable |= IFCAP_VXLAN_HWCSUM | IFCAP_VXLAN_HWTSO; 1846 ifp->if_hwassist |= CSUM_INNER_IP6_UDP | CSUM_INNER_IP6_TCP | 1847 CSUM_INNER_IP6_TSO | CSUM_INNER_IP | CSUM_INNER_IP_UDP | 1848 CSUM_INNER_IP_TCP | CSUM_INNER_IP_TSO | CSUM_ENCAP_VXLAN; 1849 } 1850 1851#ifdef TCP_OFFLOAD 1852 if (vi->nofldrxq != 0) 1853 ifp->if_capabilities |= IFCAP_TOE; 1854#endif 1855#ifdef RATELIMIT 1856 if (is_ethoffload(sc) && vi->nofldtxq != 0) { 1857 ifp->if_capabilities |= IFCAP_TXRTLMT; 1858 ifp->if_capenable |= IFCAP_TXRTLMT; 1859 } 1860#endif 1861 1862 ifp->if_hw_tsomax = IP_MAXPACKET; 1863 if (vi->flags & TX_USES_VM_WR) 1864 ifp->if_hw_tsomaxsegcount = TX_SGL_SEGS_VM_TSO; 1865 else 1866 ifp->if_hw_tsomaxsegcount = TX_SGL_SEGS_TSO; 1867#ifdef RATELIMIT 1868 if (is_ethoffload(sc) && vi->nofldtxq != 0) 1869 ifp->if_hw_tsomaxsegcount = TX_SGL_SEGS_EO_TSO; 1870#endif 1871 ifp->if_hw_tsomaxsegsize = 65536; 1872#ifdef KERN_TLS 1873 if (is_ktls(sc)) { 1874 ifp->if_capabilities |= IFCAP_TXTLS; 1875 if (sc->flags & KERN_TLS_ON) 1876 ifp->if_capenable |= IFCAP_TXTLS; 1877 } 1878#endif 1879 1880 ether_ifattach(ifp, vi->hw_addr); 1881#ifdef DEV_NETMAP 1882 if (vi->nnmrxq != 0) 1883 cxgbe_nm_attach(vi); 1884#endif 1885 sb = sbuf_new_auto(); 1886 sbuf_printf(sb, "%d txq, %d rxq (NIC)", vi->ntxq, vi->nrxq); 1887#if defined(TCP_OFFLOAD) || defined(RATELIMIT) 1888 switch (ifp->if_capabilities & (IFCAP_TOE | IFCAP_TXRTLMT)) { 1889 case IFCAP_TOE: 1890 sbuf_printf(sb, "; %d txq (TOE)", vi->nofldtxq); 1891 break; 1892 case IFCAP_TOE | IFCAP_TXRTLMT: 1893 sbuf_printf(sb, "; %d txq (TOE/ETHOFLD)", vi->nofldtxq); 1894 break; 1895 case IFCAP_TXRTLMT: 1896 sbuf_printf(sb, "; %d txq (ETHOFLD)", vi->nofldtxq); 1897 break; 1898 } 1899#endif 1900#ifdef TCP_OFFLOAD 1901 if (ifp->if_capabilities & IFCAP_TOE) 1902 sbuf_printf(sb, ", %d rxq (TOE)", vi->nofldrxq); 1903#endif 1904#ifdef DEV_NETMAP 1905 if (ifp->if_capabilities & IFCAP_NETMAP) 1906 sbuf_printf(sb, "; %d txq, %d rxq (netmap)", 1907 vi->nnmtxq, vi->nnmrxq); 1908#endif 1909 sbuf_finish(sb); 1910 device_printf(dev, "%s\n", sbuf_data(sb)); 1911 sbuf_delete(sb); 1912 1913 vi_sysctls(vi); 1914 1915 pa.pa_version = PFIL_VERSION; 1916 pa.pa_flags = PFIL_IN; 1917 pa.pa_type = PFIL_TYPE_ETHERNET; 1918 pa.pa_headname = ifp->if_xname; 1919 vi->pfil = pfil_head_register(&pa); 1920 1921 return (0); 1922} 1923 1924static int 1925cxgbe_attach(device_t dev) 1926{ 1927 struct port_info *pi = device_get_softc(dev); 1928 struct adapter *sc = pi->adapter; 1929 struct vi_info *vi; 1930 int i, rc; 1931 1932 rc = cxgbe_vi_attach(dev, &pi->vi[0]); 1933 if (rc) 1934 return (rc); 1935 1936 for_each_vi(pi, i, vi) { 1937 if (i == 0) 1938 continue; 1939 vi->dev = device_add_child(dev, sc->names->vi_ifnet_name, -1); 1940 if (vi->dev == NULL) { 1941 device_printf(dev, "failed to add VI %d\n", i); 1942 continue; 1943 } 1944 device_set_softc(vi->dev, vi); 1945 } 1946 1947 cxgbe_sysctls(pi); 1948 1949 bus_generic_attach(dev); 1950 1951 return (0); 1952} 1953 1954static void 1955cxgbe_vi_detach(struct vi_info *vi) 1956{ 1957 struct ifnet *ifp = vi->ifp; 1958 1959 if (vi->pfil != NULL) { 1960 pfil_head_unregister(vi->pfil); 1961 vi->pfil = NULL; 1962 } 1963 1964 ether_ifdetach(ifp); 1965 1966 /* Let detach proceed even if these fail. */ 1967#ifdef DEV_NETMAP 1968 if (ifp->if_capabilities & IFCAP_NETMAP) 1969 cxgbe_nm_detach(vi); 1970#endif 1971 cxgbe_uninit_synchronized(vi); 1972 callout_drain(&vi->tick); 1973 vi_full_uninit(vi); 1974 1975 if_free(vi->ifp); 1976 vi->ifp = NULL; 1977} 1978 1979static int 1980cxgbe_detach(device_t dev) 1981{ 1982 struct port_info *pi = device_get_softc(dev); 1983 struct adapter *sc = pi->adapter; 1984 int rc; 1985 1986 /* Detach the extra VIs first. */ 1987 rc = bus_generic_detach(dev); 1988 if (rc) 1989 return (rc); 1990 device_delete_children(dev); 1991 1992 doom_vi(sc, &pi->vi[0]); 1993 1994 if (pi->flags & HAS_TRACEQ) { 1995 sc->traceq = -1; /* cloner should not create ifnet */ 1996 t4_tracer_port_detach(sc); 1997 } 1998 1999 cxgbe_vi_detach(&pi->vi[0]); 2000 ifmedia_removeall(&pi->media); 2001 2002 end_synchronized_op(sc, 0); 2003 2004 return (0); 2005} 2006 2007static void 2008cxgbe_init(void *arg) 2009{ 2010 struct vi_info *vi = arg; 2011 struct adapter *sc = vi->adapter; 2012 2013 if (begin_synchronized_op(sc, vi, SLEEP_OK | INTR_OK, "t4init") != 0) 2014 return; 2015 cxgbe_init_synchronized(vi); 2016 end_synchronized_op(sc, 0); 2017} 2018 2019static int 2020cxgbe_ioctl(struct ifnet *ifp, unsigned long cmd, caddr_t data) 2021{ 2022 int rc = 0, mtu, flags; 2023 struct vi_info *vi = ifp->if_softc; 2024 struct port_info *pi = vi->pi; 2025 struct adapter *sc = pi->adapter; 2026 struct ifreq *ifr = (struct ifreq *)data; 2027 uint32_t mask; 2028 2029 switch (cmd) { 2030 case SIOCSIFMTU: 2031 mtu = ifr->ifr_mtu; 2032 if (mtu < ETHERMIN || mtu > MAX_MTU) 2033 return (EINVAL); 2034 2035 rc = begin_synchronized_op(sc, vi, SLEEP_OK | INTR_OK, "t4mtu"); 2036 if (rc) 2037 return (rc); 2038 ifp->if_mtu = mtu; 2039 if (vi->flags & VI_INIT_DONE) { 2040 t4_update_fl_bufsize(ifp); 2041 if (ifp->if_drv_flags & IFF_DRV_RUNNING) 2042 rc = update_mac_settings(ifp, XGMAC_MTU); 2043 } 2044 end_synchronized_op(sc, 0); 2045 break; 2046 2047 case SIOCSIFFLAGS: 2048 rc = begin_synchronized_op(sc, vi, SLEEP_OK | INTR_OK, "t4flg"); 2049 if (rc) 2050 return (rc); 2051 2052 if (ifp->if_flags & IFF_UP) { 2053 if (ifp->if_drv_flags & IFF_DRV_RUNNING) { 2054 flags = vi->if_flags; 2055 if ((ifp->if_flags ^ flags) & 2056 (IFF_PROMISC | IFF_ALLMULTI)) { 2057 rc = update_mac_settings(ifp, 2058 XGMAC_PROMISC | XGMAC_ALLMULTI); 2059 } 2060 } else { 2061 rc = cxgbe_init_synchronized(vi); 2062 } 2063 vi->if_flags = ifp->if_flags; 2064 } else if (ifp->if_drv_flags & IFF_DRV_RUNNING) { 2065 rc = cxgbe_uninit_synchronized(vi); 2066 } 2067 end_synchronized_op(sc, 0); 2068 break; 2069 2070 case SIOCADDMULTI: 2071 case SIOCDELMULTI: 2072 rc = begin_synchronized_op(sc, vi, SLEEP_OK | INTR_OK, "t4multi"); 2073 if (rc) 2074 return (rc); 2075 if (ifp->if_drv_flags & IFF_DRV_RUNNING) 2076 rc = update_mac_settings(ifp, XGMAC_MCADDRS); 2077 end_synchronized_op(sc, 0); 2078 break; 2079 2080 case SIOCSIFCAP: 2081 rc = begin_synchronized_op(sc, vi, SLEEP_OK | INTR_OK, "t4cap"); 2082 if (rc) 2083 return (rc); 2084 2085 mask = ifr->ifr_reqcap ^ ifp->if_capenable; 2086 if (mask & IFCAP_TXCSUM) { 2087 ifp->if_capenable ^= IFCAP_TXCSUM; 2088 ifp->if_hwassist ^= (CSUM_TCP | CSUM_UDP | CSUM_IP); 2089 2090 if (IFCAP_TSO4 & ifp->if_capenable && 2091 !(IFCAP_TXCSUM & ifp->if_capenable)) { 2092 mask &= ~IFCAP_TSO4; 2093 ifp->if_capenable &= ~IFCAP_TSO4; 2094 if_printf(ifp, 2095 "tso4 disabled due to -txcsum.\n"); 2096 } 2097 } 2098 if (mask & IFCAP_TXCSUM_IPV6) { 2099 ifp->if_capenable ^= IFCAP_TXCSUM_IPV6; 2100 ifp->if_hwassist ^= (CSUM_UDP_IPV6 | CSUM_TCP_IPV6); 2101 2102 if (IFCAP_TSO6 & ifp->if_capenable && 2103 !(IFCAP_TXCSUM_IPV6 & ifp->if_capenable)) { 2104 mask &= ~IFCAP_TSO6; 2105 ifp->if_capenable &= ~IFCAP_TSO6; 2106 if_printf(ifp, 2107 "tso6 disabled due to -txcsum6.\n"); 2108 } 2109 } 2110 if (mask & IFCAP_RXCSUM) 2111 ifp->if_capenable ^= IFCAP_RXCSUM; 2112 if (mask & IFCAP_RXCSUM_IPV6) 2113 ifp->if_capenable ^= IFCAP_RXCSUM_IPV6; 2114 2115 /* 2116 * Note that we leave CSUM_TSO alone (it is always set). The 2117 * kernel takes both IFCAP_TSOx and CSUM_TSO into account before 2118 * sending a TSO request our way, so it's sufficient to toggle 2119 * IFCAP_TSOx only. 2120 */ 2121 if (mask & IFCAP_TSO4) { 2122 if (!(IFCAP_TSO4 & ifp->if_capenable) && 2123 !(IFCAP_TXCSUM & ifp->if_capenable)) { 2124 if_printf(ifp, "enable txcsum first.\n"); 2125 rc = EAGAIN; 2126 goto fail; 2127 } 2128 ifp->if_capenable ^= IFCAP_TSO4; 2129 } 2130 if (mask & IFCAP_TSO6) { 2131 if (!(IFCAP_TSO6 & ifp->if_capenable) && 2132 !(IFCAP_TXCSUM_IPV6 & ifp->if_capenable)) { 2133 if_printf(ifp, "enable txcsum6 first.\n"); 2134 rc = EAGAIN; 2135 goto fail; 2136 } 2137 ifp->if_capenable ^= IFCAP_TSO6; 2138 } 2139 if (mask & IFCAP_LRO) { 2140#if defined(INET) || defined(INET6) 2141 int i; 2142 struct sge_rxq *rxq; 2143 2144 ifp->if_capenable ^= IFCAP_LRO; 2145 for_each_rxq(vi, i, rxq) { 2146 if (ifp->if_capenable & IFCAP_LRO) 2147 rxq->iq.flags |= IQ_LRO_ENABLED; 2148 else 2149 rxq->iq.flags &= ~IQ_LRO_ENABLED; 2150 } 2151#endif 2152 } 2153#ifdef TCP_OFFLOAD 2154 if (mask & IFCAP_TOE) { 2155 int enable = (ifp->if_capenable ^ mask) & IFCAP_TOE; 2156 2157 rc = toe_capability(vi, enable); 2158 if (rc != 0) 2159 goto fail; 2160 2161 ifp->if_capenable ^= mask; 2162 } 2163#endif 2164 if (mask & IFCAP_VLAN_HWTAGGING) { 2165 ifp->if_capenable ^= IFCAP_VLAN_HWTAGGING; 2166 if (ifp->if_drv_flags & IFF_DRV_RUNNING) 2167 rc = update_mac_settings(ifp, XGMAC_VLANEX); 2168 } 2169 if (mask & IFCAP_VLAN_MTU) { 2170 ifp->if_capenable ^= IFCAP_VLAN_MTU; 2171 2172 /* Need to find out how to disable auto-mtu-inflation */ 2173 } 2174 if (mask & IFCAP_VLAN_HWTSO) 2175 ifp->if_capenable ^= IFCAP_VLAN_HWTSO; 2176 if (mask & IFCAP_VLAN_HWCSUM) 2177 ifp->if_capenable ^= IFCAP_VLAN_HWCSUM; 2178#ifdef RATELIMIT 2179 if (mask & IFCAP_TXRTLMT) 2180 ifp->if_capenable ^= IFCAP_TXRTLMT; 2181#endif 2182 if (mask & IFCAP_HWRXTSTMP) { 2183 int i; 2184 struct sge_rxq *rxq; 2185 2186 ifp->if_capenable ^= IFCAP_HWRXTSTMP; 2187 for_each_rxq(vi, i, rxq) { 2188 if (ifp->if_capenable & IFCAP_HWRXTSTMP) 2189 rxq->iq.flags |= IQ_RX_TIMESTAMP; 2190 else 2191 rxq->iq.flags &= ~IQ_RX_TIMESTAMP; 2192 } 2193 } 2194 if (mask & IFCAP_MEXTPG) 2195 ifp->if_capenable ^= IFCAP_MEXTPG; 2196 2197#ifdef KERN_TLS 2198 if (mask & IFCAP_TXTLS) { 2199 int enable = (ifp->if_capenable ^ mask) & IFCAP_TXTLS; 2200 2201 rc = ktls_capability(sc, enable); 2202 if (rc != 0) 2203 goto fail; 2204 2205 ifp->if_capenable ^= (mask & IFCAP_TXTLS); 2206 } 2207#endif 2208 if (mask & IFCAP_VXLAN_HWCSUM) { 2209 ifp->if_capenable ^= IFCAP_VXLAN_HWCSUM; 2210 ifp->if_hwassist ^= CSUM_INNER_IP6_UDP | 2211 CSUM_INNER_IP6_TCP | CSUM_INNER_IP | 2212 CSUM_INNER_IP_UDP | CSUM_INNER_IP_TCP; 2213 } 2214 if (mask & IFCAP_VXLAN_HWTSO) { 2215 ifp->if_capenable ^= IFCAP_VXLAN_HWTSO; 2216 ifp->if_hwassist ^= CSUM_INNER_IP6_TSO | 2217 CSUM_INNER_IP_TSO; 2218 } 2219 2220#ifdef VLAN_CAPABILITIES 2221 VLAN_CAPABILITIES(ifp); 2222#endif 2223fail: 2224 end_synchronized_op(sc, 0); 2225 break; 2226 2227 case SIOCSIFMEDIA: 2228 case SIOCGIFMEDIA: 2229 case SIOCGIFXMEDIA: 2230 ifmedia_ioctl(ifp, ifr, &pi->media, cmd); 2231 break; 2232 2233 case SIOCGI2C: { 2234 struct ifi2creq i2c; 2235 2236 rc = copyin(ifr_data_get_ptr(ifr), &i2c, sizeof(i2c)); 2237 if (rc != 0) 2238 break; 2239 if (i2c.dev_addr != 0xA0 && i2c.dev_addr != 0xA2) { 2240 rc = EPERM; 2241 break; 2242 } 2243 if (i2c.len > sizeof(i2c.data)) { 2244 rc = EINVAL; 2245 break; 2246 } 2247 rc = begin_synchronized_op(sc, vi, SLEEP_OK | INTR_OK, "t4i2c"); 2248 if (rc) 2249 return (rc); 2250 rc = -t4_i2c_rd(sc, sc->mbox, pi->port_id, i2c.dev_addr, 2251 i2c.offset, i2c.len, &i2c.data[0]); 2252 end_synchronized_op(sc, 0); 2253 if (rc == 0) 2254 rc = copyout(&i2c, ifr_data_get_ptr(ifr), sizeof(i2c)); 2255 break; 2256 } 2257 2258 default: 2259 rc = ether_ioctl(ifp, cmd, data); 2260 } 2261 2262 return (rc); 2263} 2264 2265static int 2266cxgbe_transmit(struct ifnet *ifp, struct mbuf *m) 2267{ 2268 struct vi_info *vi = ifp->if_softc; 2269 struct port_info *pi = vi->pi; 2270 struct adapter *sc; 2271 struct sge_txq *txq; 2272 void *items[1]; 2273 int rc; 2274 2275 M_ASSERTPKTHDR(m); 2276 MPASS(m->m_nextpkt == NULL); /* not quite ready for this yet */ 2277#if defined(KERN_TLS) || defined(RATELIMIT) 2278 if (m->m_pkthdr.csum_flags & CSUM_SND_TAG) 2279 MPASS(m->m_pkthdr.snd_tag->ifp == ifp); 2280#endif 2281 2282 if (__predict_false(pi->link_cfg.link_ok == false)) { 2283 m_freem(m); 2284 return (ENETDOWN); 2285 } 2286 2287 rc = parse_pkt(&m, vi->flags & TX_USES_VM_WR); 2288 if (__predict_false(rc != 0)) { 2289 MPASS(m == NULL); /* was freed already */ 2290 atomic_add_int(&pi->tx_parse_error, 1); /* rare, atomic is ok */ 2291 return (rc); 2292 } 2293#ifdef RATELIMIT 2294 if (m->m_pkthdr.csum_flags & CSUM_SND_TAG) { 2295 if (m->m_pkthdr.snd_tag->type == IF_SND_TAG_TYPE_RATE_LIMIT) 2296 return (ethofld_transmit(ifp, m)); 2297 } 2298#endif 2299 2300 /* Select a txq. */ 2301 sc = vi->adapter; 2302 txq = &sc->sge.txq[vi->first_txq]; 2303 if (M_HASHTYPE_GET(m) != M_HASHTYPE_NONE) 2304 txq += ((m->m_pkthdr.flowid % (vi->ntxq - vi->rsrv_noflowq)) + 2305 vi->rsrv_noflowq); 2306 2307 items[0] = m; 2308 rc = mp_ring_enqueue(txq->r, items, 1, 256); 2309 if (__predict_false(rc != 0)) 2310 m_freem(m); 2311 2312 return (rc); 2313} 2314 2315static void 2316cxgbe_qflush(struct ifnet *ifp) 2317{ 2318 struct vi_info *vi = ifp->if_softc; 2319 struct sge_txq *txq; 2320 int i; 2321 2322 /* queues do not exist if !VI_INIT_DONE. */ 2323 if (vi->flags & VI_INIT_DONE) { 2324 for_each_txq(vi, i, txq) { 2325 TXQ_LOCK(txq); 2326 txq->eq.flags |= EQ_QFLUSH; 2327 TXQ_UNLOCK(txq); 2328 while (!mp_ring_is_idle(txq->r)) { 2329 mp_ring_check_drainage(txq->r, 4096); 2330 pause("qflush", 1); 2331 } 2332 TXQ_LOCK(txq); 2333 txq->eq.flags &= ~EQ_QFLUSH; 2334 TXQ_UNLOCK(txq); 2335 } 2336 } 2337 if_qflush(ifp); 2338} 2339 2340static uint64_t 2341vi_get_counter(struct ifnet *ifp, ift_counter c) 2342{ 2343 struct vi_info *vi = ifp->if_softc; 2344 struct fw_vi_stats_vf *s = &vi->stats; 2345 2346 mtx_lock(&vi->tick_mtx); 2347 vi_refresh_stats(vi); 2348 mtx_unlock(&vi->tick_mtx); 2349 2350 switch (c) { 2351 case IFCOUNTER_IPACKETS: 2352 return (s->rx_bcast_frames + s->rx_mcast_frames + 2353 s->rx_ucast_frames); 2354 case IFCOUNTER_IERRORS: 2355 return (s->rx_err_frames); 2356 case IFCOUNTER_OPACKETS: 2357 return (s->tx_bcast_frames + s->tx_mcast_frames + 2358 s->tx_ucast_frames + s->tx_offload_frames); 2359 case IFCOUNTER_OERRORS: 2360 return (s->tx_drop_frames); 2361 case IFCOUNTER_IBYTES: 2362 return (s->rx_bcast_bytes + s->rx_mcast_bytes + 2363 s->rx_ucast_bytes); 2364 case IFCOUNTER_OBYTES: 2365 return (s->tx_bcast_bytes + s->tx_mcast_bytes + 2366 s->tx_ucast_bytes + s->tx_offload_bytes); 2367 case IFCOUNTER_IMCASTS: 2368 return (s->rx_mcast_frames); 2369 case IFCOUNTER_OMCASTS: 2370 return (s->tx_mcast_frames); 2371 case IFCOUNTER_OQDROPS: { 2372 uint64_t drops; 2373 2374 drops = 0; 2375 if (vi->flags & VI_INIT_DONE) { 2376 int i; 2377 struct sge_txq *txq; 2378 2379 for_each_txq(vi, i, txq) 2380 drops += counter_u64_fetch(txq->r->dropped); 2381 } 2382 2383 return (drops); 2384 2385 } 2386 2387 default: 2388 return (if_get_counter_default(ifp, c)); 2389 } 2390} 2391 2392static uint64_t 2393cxgbe_get_counter(struct ifnet *ifp, ift_counter c) 2394{ 2395 struct vi_info *vi = ifp->if_softc; 2396 struct port_info *pi = vi->pi; 2397 struct port_stats *s = &pi->stats; 2398 2399 mtx_lock(&vi->tick_mtx); 2400 cxgbe_refresh_stats(vi); 2401 mtx_unlock(&vi->tick_mtx); 2402 2403 switch (c) { 2404 case IFCOUNTER_IPACKETS: 2405 return (s->rx_frames); 2406 2407 case IFCOUNTER_IERRORS: 2408 return (s->rx_jabber + s->rx_runt + s->rx_too_long + 2409 s->rx_fcs_err + s->rx_len_err); 2410 2411 case IFCOUNTER_OPACKETS: 2412 return (s->tx_frames); 2413 2414 case IFCOUNTER_OERRORS: 2415 return (s->tx_error_frames); 2416 2417 case IFCOUNTER_IBYTES: 2418 return (s->rx_octets); 2419 2420 case IFCOUNTER_OBYTES: 2421 return (s->tx_octets); 2422 2423 case IFCOUNTER_IMCASTS: 2424 return (s->rx_mcast_frames); 2425 2426 case IFCOUNTER_OMCASTS: 2427 return (s->tx_mcast_frames); 2428 2429 case IFCOUNTER_IQDROPS: 2430 return (s->rx_ovflow0 + s->rx_ovflow1 + s->rx_ovflow2 + 2431 s->rx_ovflow3 + s->rx_trunc0 + s->rx_trunc1 + s->rx_trunc2 + 2432 s->rx_trunc3 + pi->tnl_cong_drops); 2433 2434 case IFCOUNTER_OQDROPS: { 2435 uint64_t drops; 2436 2437 drops = s->tx_drop; 2438 if (vi->flags & VI_INIT_DONE) { 2439 int i; 2440 struct sge_txq *txq; 2441 2442 for_each_txq(vi, i, txq) 2443 drops += counter_u64_fetch(txq->r->dropped); 2444 } 2445 2446 return (drops); 2447 2448 } 2449 2450 default: 2451 return (if_get_counter_default(ifp, c)); 2452 } 2453} 2454 2455#if defined(KERN_TLS) || defined(RATELIMIT) 2456static int 2457cxgbe_snd_tag_alloc(struct ifnet *ifp, union if_snd_tag_alloc_params *params, 2458 struct m_snd_tag **pt) 2459{ 2460 int error; 2461 2462 switch (params->hdr.type) { 2463#ifdef RATELIMIT 2464 case IF_SND_TAG_TYPE_RATE_LIMIT: 2465 error = cxgbe_rate_tag_alloc(ifp, params, pt); 2466 break; 2467#endif 2468#ifdef KERN_TLS 2469 case IF_SND_TAG_TYPE_TLS: 2470 error = cxgbe_tls_tag_alloc(ifp, params, pt); 2471 break; 2472#endif 2473 default: 2474 error = EOPNOTSUPP; 2475 } 2476 return (error); 2477} 2478 2479static int 2480cxgbe_snd_tag_modify(struct m_snd_tag *mst, 2481 union if_snd_tag_modify_params *params) 2482{ 2483 2484 switch (mst->type) { 2485#ifdef RATELIMIT 2486 case IF_SND_TAG_TYPE_RATE_LIMIT: 2487 return (cxgbe_rate_tag_modify(mst, params)); 2488#endif 2489 default: 2490 return (EOPNOTSUPP); 2491 } 2492} 2493 2494static int 2495cxgbe_snd_tag_query(struct m_snd_tag *mst, 2496 union if_snd_tag_query_params *params) 2497{ 2498 2499 switch (mst->type) { 2500#ifdef RATELIMIT 2501 case IF_SND_TAG_TYPE_RATE_LIMIT: 2502 return (cxgbe_rate_tag_query(mst, params)); 2503#endif 2504 default: 2505 return (EOPNOTSUPP); 2506 } 2507} 2508 2509static void 2510cxgbe_snd_tag_free(struct m_snd_tag *mst) 2511{ 2512 2513 switch (mst->type) { 2514#ifdef RATELIMIT 2515 case IF_SND_TAG_TYPE_RATE_LIMIT: 2516 cxgbe_rate_tag_free(mst); 2517 return; 2518#endif 2519#ifdef KERN_TLS 2520 case IF_SND_TAG_TYPE_TLS: 2521 cxgbe_tls_tag_free(mst); 2522 return; 2523#endif 2524 default: 2525 panic("shouldn't get here"); 2526 } 2527} 2528#endif 2529 2530/* 2531 * The kernel picks a media from the list we had provided but we still validate 2532 * the requeste. 2533 */ 2534int 2535cxgbe_media_change(struct ifnet *ifp) 2536{ 2537 struct vi_info *vi = ifp->if_softc; 2538 struct port_info *pi = vi->pi; 2539 struct ifmedia *ifm = &pi->media; 2540 struct link_config *lc = &pi->link_cfg; 2541 struct adapter *sc = pi->adapter; 2542 int rc; 2543 2544 rc = begin_synchronized_op(sc, NULL, SLEEP_OK | INTR_OK, "t4mec"); 2545 if (rc != 0) 2546 return (rc); 2547 PORT_LOCK(pi); 2548 if (IFM_SUBTYPE(ifm->ifm_media) == IFM_AUTO) { 2549 /* ifconfig .. media autoselect */ 2550 if (!(lc->pcaps & FW_PORT_CAP32_ANEG)) { 2551 rc = ENOTSUP; /* AN not supported by transceiver */ 2552 goto done; 2553 } 2554 lc->requested_aneg = AUTONEG_ENABLE; 2555 lc->requested_speed = 0; 2556 lc->requested_fc |= PAUSE_AUTONEG; 2557 } else { 2558 lc->requested_aneg = AUTONEG_DISABLE; 2559 lc->requested_speed = 2560 ifmedia_baudrate(ifm->ifm_media) / 1000000; 2561 lc->requested_fc = 0; 2562 if (IFM_OPTIONS(ifm->ifm_media) & IFM_ETH_RXPAUSE) 2563 lc->requested_fc |= PAUSE_RX; 2564 if (IFM_OPTIONS(ifm->ifm_media) & IFM_ETH_TXPAUSE) 2565 lc->requested_fc |= PAUSE_TX; 2566 } 2567 if (pi->up_vis > 0) { 2568 fixup_link_config(pi); 2569 rc = apply_link_config(pi); 2570 } 2571done: 2572 PORT_UNLOCK(pi); 2573 end_synchronized_op(sc, 0); 2574 return (rc); 2575} 2576 2577/* 2578 * Base media word (without ETHER, pause, link active, etc.) for the port at the 2579 * given speed. 2580 */ 2581static int 2582port_mword(struct port_info *pi, uint32_t speed) 2583{ 2584 2585 MPASS(speed & M_FW_PORT_CAP32_SPEED); 2586 MPASS(powerof2(speed)); 2587 2588 switch(pi->port_type) { 2589 case FW_PORT_TYPE_BT_SGMII: 2590 case FW_PORT_TYPE_BT_XFI: 2591 case FW_PORT_TYPE_BT_XAUI: 2592 /* BaseT */ 2593 switch (speed) { 2594 case FW_PORT_CAP32_SPEED_100M: 2595 return (IFM_100_T); 2596 case FW_PORT_CAP32_SPEED_1G: 2597 return (IFM_1000_T); 2598 case FW_PORT_CAP32_SPEED_10G: 2599 return (IFM_10G_T); 2600 } 2601 break; 2602 case FW_PORT_TYPE_KX4: 2603 if (speed == FW_PORT_CAP32_SPEED_10G) 2604 return (IFM_10G_KX4); 2605 break; 2606 case FW_PORT_TYPE_CX4: 2607 if (speed == FW_PORT_CAP32_SPEED_10G) 2608 return (IFM_10G_CX4); 2609 break; 2610 case FW_PORT_TYPE_KX: 2611 if (speed == FW_PORT_CAP32_SPEED_1G) 2612 return (IFM_1000_KX); 2613 break; 2614 case FW_PORT_TYPE_KR: 2615 case FW_PORT_TYPE_BP_AP: 2616 case FW_PORT_TYPE_BP4_AP: 2617 case FW_PORT_TYPE_BP40_BA: 2618 case FW_PORT_TYPE_KR4_100G: 2619 case FW_PORT_TYPE_KR_SFP28: 2620 case FW_PORT_TYPE_KR_XLAUI: 2621 switch (speed) { 2622 case FW_PORT_CAP32_SPEED_1G: 2623 return (IFM_1000_KX); 2624 case FW_PORT_CAP32_SPEED_10G: 2625 return (IFM_10G_KR); 2626 case FW_PORT_CAP32_SPEED_25G: 2627 return (IFM_25G_KR); 2628 case FW_PORT_CAP32_SPEED_40G: 2629 return (IFM_40G_KR4); 2630 case FW_PORT_CAP32_SPEED_50G: 2631 return (IFM_50G_KR2); 2632 case FW_PORT_CAP32_SPEED_100G: 2633 return (IFM_100G_KR4); 2634 } 2635 break; 2636 case FW_PORT_TYPE_FIBER_XFI: 2637 case FW_PORT_TYPE_FIBER_XAUI: 2638 case FW_PORT_TYPE_SFP: 2639 case FW_PORT_TYPE_QSFP_10G: 2640 case FW_PORT_TYPE_QSA: 2641 case FW_PORT_TYPE_QSFP: 2642 case FW_PORT_TYPE_CR4_QSFP: 2643 case FW_PORT_TYPE_CR_QSFP: 2644 case FW_PORT_TYPE_CR2_QSFP: 2645 case FW_PORT_TYPE_SFP28: 2646 /* Pluggable transceiver */ 2647 switch (pi->mod_type) { 2648 case FW_PORT_MOD_TYPE_LR: 2649 switch (speed) { 2650 case FW_PORT_CAP32_SPEED_1G: 2651 return (IFM_1000_LX); 2652 case FW_PORT_CAP32_SPEED_10G: 2653 return (IFM_10G_LR); 2654 case FW_PORT_CAP32_SPEED_25G: 2655 return (IFM_25G_LR); 2656 case FW_PORT_CAP32_SPEED_40G: 2657 return (IFM_40G_LR4); 2658 case FW_PORT_CAP32_SPEED_50G: 2659 return (IFM_50G_LR2); 2660 case FW_PORT_CAP32_SPEED_100G: 2661 return (IFM_100G_LR4); 2662 } 2663 break; 2664 case FW_PORT_MOD_TYPE_SR: 2665 switch (speed) { 2666 case FW_PORT_CAP32_SPEED_1G: 2667 return (IFM_1000_SX); 2668 case FW_PORT_CAP32_SPEED_10G: 2669 return (IFM_10G_SR); 2670 case FW_PORT_CAP32_SPEED_25G: 2671 return (IFM_25G_SR); 2672 case FW_PORT_CAP32_SPEED_40G: 2673 return (IFM_40G_SR4); 2674 case FW_PORT_CAP32_SPEED_50G: 2675 return (IFM_50G_SR2); 2676 case FW_PORT_CAP32_SPEED_100G: 2677 return (IFM_100G_SR4); 2678 } 2679 break; 2680 case FW_PORT_MOD_TYPE_ER: 2681 if (speed == FW_PORT_CAP32_SPEED_10G) 2682 return (IFM_10G_ER); 2683 break; 2684 case FW_PORT_MOD_TYPE_TWINAX_PASSIVE: 2685 case FW_PORT_MOD_TYPE_TWINAX_ACTIVE: 2686 switch (speed) { 2687 case FW_PORT_CAP32_SPEED_1G: 2688 return (IFM_1000_CX); 2689 case FW_PORT_CAP32_SPEED_10G: 2690 return (IFM_10G_TWINAX); 2691 case FW_PORT_CAP32_SPEED_25G: 2692 return (IFM_25G_CR); 2693 case FW_PORT_CAP32_SPEED_40G: 2694 return (IFM_40G_CR4); 2695 case FW_PORT_CAP32_SPEED_50G: 2696 return (IFM_50G_CR2); 2697 case FW_PORT_CAP32_SPEED_100G: 2698 return (IFM_100G_CR4); 2699 } 2700 break; 2701 case FW_PORT_MOD_TYPE_LRM: 2702 if (speed == FW_PORT_CAP32_SPEED_10G) 2703 return (IFM_10G_LRM); 2704 break; 2705 case FW_PORT_MOD_TYPE_NA: 2706 MPASS(0); /* Not pluggable? */ 2707 /* fall throough */ 2708 case FW_PORT_MOD_TYPE_ERROR: 2709 case FW_PORT_MOD_TYPE_UNKNOWN: 2710 case FW_PORT_MOD_TYPE_NOTSUPPORTED: 2711 break; 2712 case FW_PORT_MOD_TYPE_NONE: 2713 return (IFM_NONE); 2714 } 2715 break; 2716 case FW_PORT_TYPE_NONE: 2717 return (IFM_NONE); 2718 } 2719 2720 return (IFM_UNKNOWN); 2721} 2722 2723void 2724cxgbe_media_status(struct ifnet *ifp, struct ifmediareq *ifmr) 2725{ 2726 struct vi_info *vi = ifp->if_softc; 2727 struct port_info *pi = vi->pi; 2728 struct adapter *sc = pi->adapter; 2729 struct link_config *lc = &pi->link_cfg; 2730 2731 if (begin_synchronized_op(sc, NULL, SLEEP_OK | INTR_OK, "t4med") != 0) 2732 return; 2733 PORT_LOCK(pi); 2734 2735 if (pi->up_vis == 0) { 2736 /* 2737 * If all the interfaces are administratively down the firmware 2738 * does not report transceiver changes. Refresh port info here 2739 * so that ifconfig displays accurate ifmedia at all times. 2740 * This is the only reason we have a synchronized op in this 2741 * function. Just PORT_LOCK would have been enough otherwise. 2742 */ 2743 t4_update_port_info(pi); 2744 build_medialist(pi); 2745 } 2746 2747 /* ifm_status */ 2748 ifmr->ifm_status = IFM_AVALID; 2749 if (lc->link_ok == false) 2750 goto done; 2751 ifmr->ifm_status |= IFM_ACTIVE; 2752 2753 /* ifm_active */ 2754 ifmr->ifm_active = IFM_ETHER | IFM_FDX; 2755 ifmr->ifm_active &= ~(IFM_ETH_TXPAUSE | IFM_ETH_RXPAUSE); 2756 if (lc->fc & PAUSE_RX) 2757 ifmr->ifm_active |= IFM_ETH_RXPAUSE; 2758 if (lc->fc & PAUSE_TX) 2759 ifmr->ifm_active |= IFM_ETH_TXPAUSE; 2760 ifmr->ifm_active |= port_mword(pi, speed_to_fwcap(lc->speed)); 2761done: 2762 PORT_UNLOCK(pi); 2763 end_synchronized_op(sc, 0); 2764} 2765 2766static int 2767vcxgbe_probe(device_t dev) 2768{ 2769 char buf[128]; 2770 struct vi_info *vi = device_get_softc(dev); 2771 2772 snprintf(buf, sizeof(buf), "port %d vi %td", vi->pi->port_id, 2773 vi - vi->pi->vi); 2774 device_set_desc_copy(dev, buf); 2775 2776 return (BUS_PROBE_DEFAULT); 2777} 2778 2779static int 2780alloc_extra_vi(struct adapter *sc, struct port_info *pi, struct vi_info *vi) 2781{ 2782 int func, index, rc; 2783 uint32_t param, val; 2784 2785 ASSERT_SYNCHRONIZED_OP(sc); 2786 2787 index = vi - pi->vi; 2788 MPASS(index > 0); /* This function deals with _extra_ VIs only */ 2789 KASSERT(index < nitems(vi_mac_funcs), 2790 ("%s: VI %s doesn't have a MAC func", __func__, 2791 device_get_nameunit(vi->dev))); 2792 func = vi_mac_funcs[index]; 2793 rc = t4_alloc_vi_func(sc, sc->mbox, pi->tx_chan, sc->pf, 0, 1, 2794 vi->hw_addr, &vi->rss_size, &vi->vfvld, &vi->vin, func, 0); 2795 if (rc < 0) { 2796 device_printf(vi->dev, "failed to allocate virtual interface %d" 2797 "for port %d: %d\n", index, pi->port_id, -rc); 2798 return (-rc); 2799 } 2800 vi->viid = rc; 2801 2802 if (vi->rss_size == 1) { 2803 /* 2804 * This VI didn't get a slice of the RSS table. Reduce the 2805 * number of VIs being created (hw.cxgbe.num_vis) or modify the 2806 * configuration file (nvi, rssnvi for this PF) if this is a 2807 * problem. 2808 */ 2809 device_printf(vi->dev, "RSS table not available.\n"); 2810 vi->rss_base = 0xffff; 2811 2812 return (0); 2813 } 2814 2815 param = V_FW_PARAMS_MNEM(FW_PARAMS_MNEM_DEV) | 2816 V_FW_PARAMS_PARAM_X(FW_PARAMS_PARAM_DEV_RSSINFO) | 2817 V_FW_PARAMS_PARAM_YZ(vi->viid); 2818 rc = t4_query_params(sc, sc->mbox, sc->pf, 0, 1, ¶m, &val); 2819 if (rc) 2820 vi->rss_base = 0xffff; 2821 else { 2822 MPASS((val >> 16) == vi->rss_size); 2823 vi->rss_base = val & 0xffff; 2824 } 2825 2826 return (0); 2827} 2828 2829static int 2830vcxgbe_attach(device_t dev) 2831{ 2832 struct vi_info *vi; 2833 struct port_info *pi; 2834 struct adapter *sc; 2835 int rc; 2836 2837 vi = device_get_softc(dev); 2838 pi = vi->pi; 2839 sc = pi->adapter; 2840 2841 rc = begin_synchronized_op(sc, vi, SLEEP_OK | INTR_OK, "t4via"); 2842 if (rc) 2843 return (rc); 2844 rc = alloc_extra_vi(sc, pi, vi); 2845 end_synchronized_op(sc, 0); 2846 if (rc) 2847 return (rc); 2848 2849 rc = cxgbe_vi_attach(dev, vi); 2850 if (rc) { 2851 t4_free_vi(sc, sc->mbox, sc->pf, 0, vi->viid); 2852 return (rc); 2853 } 2854 return (0); 2855} 2856 2857static int 2858vcxgbe_detach(device_t dev) 2859{ 2860 struct vi_info *vi; 2861 struct adapter *sc; 2862 2863 vi = device_get_softc(dev); 2864 sc = vi->adapter; 2865 2866 doom_vi(sc, vi); 2867 2868 cxgbe_vi_detach(vi); 2869 t4_free_vi(sc, sc->mbox, sc->pf, 0, vi->viid); 2870 2871 end_synchronized_op(sc, 0); 2872 2873 return (0); 2874} 2875 2876static struct callout fatal_callout; 2877 2878static void 2879delayed_panic(void *arg) 2880{ 2881 struct adapter *sc = arg; 2882 2883 panic("%s: panic on fatal error", device_get_nameunit(sc->dev)); 2884} 2885 2886void 2887t4_fatal_err(struct adapter *sc, bool fw_error) 2888{ 2889 2890 t4_shutdown_adapter(sc); 2891 log(LOG_ALERT, "%s: encountered fatal error, adapter stopped.\n", 2892 device_get_nameunit(sc->dev)); 2893 if (fw_error) { 2894 if (sc->flags & CHK_MBOX_ACCESS) 2895 ASSERT_SYNCHRONIZED_OP(sc); 2896 sc->flags |= ADAP_ERR; 2897 } else { 2898 ADAPTER_LOCK(sc); 2899 sc->flags |= ADAP_ERR; 2900 ADAPTER_UNLOCK(sc); 2901 } 2902#ifdef TCP_OFFLOAD 2903 taskqueue_enqueue(taskqueue_thread, &sc->async_event_task); 2904#endif 2905 2906 if (t4_panic_on_fatal_err) { 2907 log(LOG_ALERT, "%s: panic on fatal error after 30s", 2908 device_get_nameunit(sc->dev)); 2909 callout_reset(&fatal_callout, hz * 30, delayed_panic, sc); 2910 } 2911} 2912 2913void 2914t4_add_adapter(struct adapter *sc) 2915{ 2916 sx_xlock(&t4_list_lock); 2917 SLIST_INSERT_HEAD(&t4_list, sc, link); 2918 sx_xunlock(&t4_list_lock); 2919} 2920 2921int 2922t4_map_bars_0_and_4(struct adapter *sc) 2923{ 2924 sc->regs_rid = PCIR_BAR(0); 2925 sc->regs_res = bus_alloc_resource_any(sc->dev, SYS_RES_MEMORY, 2926 &sc->regs_rid, RF_ACTIVE); 2927 if (sc->regs_res == NULL) { 2928 device_printf(sc->dev, "cannot map registers.\n"); 2929 return (ENXIO); 2930 } 2931 sc->bt = rman_get_bustag(sc->regs_res); 2932 sc->bh = rman_get_bushandle(sc->regs_res); 2933 sc->mmio_len = rman_get_size(sc->regs_res); 2934 setbit(&sc->doorbells, DOORBELL_KDB); 2935 2936 sc->msix_rid = PCIR_BAR(4); 2937 sc->msix_res = bus_alloc_resource_any(sc->dev, SYS_RES_MEMORY, 2938 &sc->msix_rid, RF_ACTIVE); 2939 if (sc->msix_res == NULL) { 2940 device_printf(sc->dev, "cannot map MSI-X BAR.\n"); 2941 return (ENXIO); 2942 } 2943 2944 return (0); 2945} 2946 2947int 2948t4_map_bar_2(struct adapter *sc) 2949{ 2950 2951 /* 2952 * T4: only iWARP driver uses the userspace doorbells. There is no need 2953 * to map it if RDMA is disabled. 2954 */ 2955 if (is_t4(sc) && sc->rdmacaps == 0) 2956 return (0); 2957 2958 sc->udbs_rid = PCIR_BAR(2); 2959 sc->udbs_res = bus_alloc_resource_any(sc->dev, SYS_RES_MEMORY, 2960 &sc->udbs_rid, RF_ACTIVE); 2961 if (sc->udbs_res == NULL) { 2962 device_printf(sc->dev, "cannot map doorbell BAR.\n"); 2963 return (ENXIO); 2964 } 2965 sc->udbs_base = rman_get_virtual(sc->udbs_res); 2966 2967 if (chip_id(sc) >= CHELSIO_T5) { 2968 setbit(&sc->doorbells, DOORBELL_UDB); 2969#if defined(__i386__) || defined(__amd64__) 2970 if (t5_write_combine) { 2971 int rc, mode; 2972 2973 /* 2974 * Enable write combining on BAR2. This is the 2975 * userspace doorbell BAR and is split into 128B 2976 * (UDBS_SEG_SIZE) doorbell regions, each associated 2977 * with an egress queue. The first 64B has the doorbell 2978 * and the second 64B can be used to submit a tx work 2979 * request with an implicit doorbell. 2980 */ 2981 2982 rc = pmap_change_attr((vm_offset_t)sc->udbs_base, 2983 rman_get_size(sc->udbs_res), PAT_WRITE_COMBINING); 2984 if (rc == 0) { 2985 clrbit(&sc->doorbells, DOORBELL_UDB); 2986 setbit(&sc->doorbells, DOORBELL_WCWR); 2987 setbit(&sc->doorbells, DOORBELL_UDBWC); 2988 } else { 2989 device_printf(sc->dev, 2990 "couldn't enable write combining: %d\n", 2991 rc); 2992 } 2993 2994 mode = is_t5(sc) ? V_STATMODE(0) : V_T6_STATMODE(0); 2995 t4_write_reg(sc, A_SGE_STAT_CFG, 2996 V_STATSOURCE_T5(7) | mode); 2997 } 2998#endif 2999 } 3000 sc->iwt.wc_en = isset(&sc->doorbells, DOORBELL_UDBWC) ? 1 : 0; 3001 3002 return (0); 3003} 3004 3005struct memwin_init { 3006 uint32_t base; 3007 uint32_t aperture; 3008}; 3009 3010static const struct memwin_init t4_memwin[NUM_MEMWIN] = { 3011 { MEMWIN0_BASE, MEMWIN0_APERTURE }, 3012 { MEMWIN1_BASE, MEMWIN1_APERTURE }, 3013 { MEMWIN2_BASE_T4, MEMWIN2_APERTURE_T4 } 3014}; 3015 3016static const struct memwin_init t5_memwin[NUM_MEMWIN] = { 3017 { MEMWIN0_BASE, MEMWIN0_APERTURE }, 3018 { MEMWIN1_BASE, MEMWIN1_APERTURE }, 3019 { MEMWIN2_BASE_T5, MEMWIN2_APERTURE_T5 }, 3020}; 3021 3022static void 3023setup_memwin(struct adapter *sc) 3024{ 3025 const struct memwin_init *mw_init; 3026 struct memwin *mw; 3027 int i; 3028 uint32_t bar0; 3029 3030 if (is_t4(sc)) { 3031 /* 3032 * Read low 32b of bar0 indirectly via the hardware backdoor 3033 * mechanism. Works from within PCI passthrough environments 3034 * too, where rman_get_start() can return a different value. We 3035 * need to program the T4 memory window decoders with the actual 3036 * addresses that will be coming across the PCIe link. 3037 */ 3038 bar0 = t4_hw_pci_read_cfg4(sc, PCIR_BAR(0)); 3039 bar0 &= (uint32_t) PCIM_BAR_MEM_BASE; 3040 3041 mw_init = &t4_memwin[0]; 3042 } else { 3043 /* T5+ use the relative offset inside the PCIe BAR */ 3044 bar0 = 0; 3045 3046 mw_init = &t5_memwin[0]; 3047 } 3048 3049 for (i = 0, mw = &sc->memwin[0]; i < NUM_MEMWIN; i++, mw_init++, mw++) { 3050 if (!rw_initialized(&mw->mw_lock)) { 3051 rw_init(&mw->mw_lock, "memory window access"); 3052 mw->mw_base = mw_init->base; 3053 mw->mw_aperture = mw_init->aperture; 3054 mw->mw_curpos = 0; 3055 } 3056 t4_write_reg(sc, 3057 PCIE_MEM_ACCESS_REG(A_PCIE_MEM_ACCESS_BASE_WIN, i), 3058 (mw->mw_base + bar0) | V_BIR(0) | 3059 V_WINDOW(ilog2(mw->mw_aperture) - 10)); 3060 rw_wlock(&mw->mw_lock); 3061 position_memwin(sc, i, mw->mw_curpos); 3062 rw_wunlock(&mw->mw_lock); 3063 } 3064 3065 /* flush */ 3066 t4_read_reg(sc, PCIE_MEM_ACCESS_REG(A_PCIE_MEM_ACCESS_BASE_WIN, 2)); 3067} 3068 3069/* 3070 * Positions the memory window at the given address in the card's address space. 3071 * There are some alignment requirements and the actual position may be at an 3072 * address prior to the requested address. mw->mw_curpos always has the actual 3073 * position of the window. 3074 */ 3075static void 3076position_memwin(struct adapter *sc, int idx, uint32_t addr) 3077{ 3078 struct memwin *mw; 3079 uint32_t pf; 3080 uint32_t reg; 3081 3082 MPASS(idx >= 0 && idx < NUM_MEMWIN); 3083 mw = &sc->memwin[idx]; 3084 rw_assert(&mw->mw_lock, RA_WLOCKED); 3085 3086 if (is_t4(sc)) { 3087 pf = 0; 3088 mw->mw_curpos = addr & ~0xf; /* start must be 16B aligned */ 3089 } else { 3090 pf = V_PFNUM(sc->pf); 3091 mw->mw_curpos = addr & ~0x7f; /* start must be 128B aligned */ 3092 } 3093 reg = PCIE_MEM_ACCESS_REG(A_PCIE_MEM_ACCESS_OFFSET, idx); 3094 t4_write_reg(sc, reg, mw->mw_curpos | pf); 3095 t4_read_reg(sc, reg); /* flush */ 3096} 3097 3098int 3099rw_via_memwin(struct adapter *sc, int idx, uint32_t addr, uint32_t *val, 3100 int len, int rw) 3101{ 3102 struct memwin *mw; 3103 uint32_t mw_end, v; 3104 3105 MPASS(idx >= 0 && idx < NUM_MEMWIN); 3106 3107 /* Memory can only be accessed in naturally aligned 4 byte units */ 3108 if (addr & 3 || len & 3 || len <= 0) 3109 return (EINVAL); 3110 3111 mw = &sc->memwin[idx]; 3112 while (len > 0) { 3113 rw_rlock(&mw->mw_lock); 3114 mw_end = mw->mw_curpos + mw->mw_aperture; 3115 if (addr >= mw_end || addr < mw->mw_curpos) { 3116 /* Will need to reposition the window */ 3117 if (!rw_try_upgrade(&mw->mw_lock)) { 3118 rw_runlock(&mw->mw_lock); 3119 rw_wlock(&mw->mw_lock); 3120 } 3121 rw_assert(&mw->mw_lock, RA_WLOCKED); 3122 position_memwin(sc, idx, addr); 3123 rw_downgrade(&mw->mw_lock); 3124 mw_end = mw->mw_curpos + mw->mw_aperture; 3125 } 3126 rw_assert(&mw->mw_lock, RA_RLOCKED); 3127 while (addr < mw_end && len > 0) { 3128 if (rw == 0) { 3129 v = t4_read_reg(sc, mw->mw_base + addr - 3130 mw->mw_curpos); 3131 *val++ = le32toh(v); 3132 } else { 3133 v = *val++; 3134 t4_write_reg(sc, mw->mw_base + addr - 3135 mw->mw_curpos, htole32(v)); 3136 } 3137 addr += 4; 3138 len -= 4; 3139 } 3140 rw_runlock(&mw->mw_lock); 3141 } 3142 3143 return (0); 3144} 3145 3146static void 3147t4_init_atid_table(struct adapter *sc) 3148{ 3149 struct tid_info *t; 3150 int i; 3151 3152 t = &sc->tids; 3153 if (t->natids == 0) 3154 return; 3155 3156 MPASS(t->atid_tab == NULL); 3157 3158 t->atid_tab = malloc(t->natids * sizeof(*t->atid_tab), M_CXGBE, 3159 M_ZERO | M_WAITOK); 3160 mtx_init(&t->atid_lock, "atid lock", NULL, MTX_DEF); 3161 t->afree = t->atid_tab; 3162 t->atids_in_use = 0; 3163 for (i = 1; i < t->natids; i++) 3164 t->atid_tab[i - 1].next = &t->atid_tab[i]; 3165 t->atid_tab[t->natids - 1].next = NULL; 3166} 3167 3168static void 3169t4_free_atid_table(struct adapter *sc) 3170{ 3171 struct tid_info *t; 3172 3173 t = &sc->tids; 3174 3175 KASSERT(t->atids_in_use == 0, 3176 ("%s: %d atids still in use.", __func__, t->atids_in_use)); 3177 3178 if (mtx_initialized(&t->atid_lock)) 3179 mtx_destroy(&t->atid_lock); 3180 free(t->atid_tab, M_CXGBE); 3181 t->atid_tab = NULL; 3182} 3183 3184int 3185alloc_atid(struct adapter *sc, void *ctx) 3186{ 3187 struct tid_info *t = &sc->tids; 3188 int atid = -1; 3189 3190 mtx_lock(&t->atid_lock); 3191 if (t->afree) { 3192 union aopen_entry *p = t->afree; 3193 3194 atid = p - t->atid_tab; 3195 MPASS(atid <= M_TID_TID); 3196 t->afree = p->next; 3197 p->data = ctx; 3198 t->atids_in_use++; 3199 } 3200 mtx_unlock(&t->atid_lock); 3201 return (atid); 3202} 3203 3204void * 3205lookup_atid(struct adapter *sc, int atid) 3206{ 3207 struct tid_info *t = &sc->tids; 3208 3209 return (t->atid_tab[atid].data); 3210} 3211 3212void 3213free_atid(struct adapter *sc, int atid) 3214{ 3215 struct tid_info *t = &sc->tids; 3216 union aopen_entry *p = &t->atid_tab[atid]; 3217 3218 mtx_lock(&t->atid_lock); 3219 p->next = t->afree; 3220 t->afree = p; 3221 t->atids_in_use--; 3222 mtx_unlock(&t->atid_lock); 3223} 3224 3225static void 3226queue_tid_release(struct adapter *sc, int tid) 3227{ 3228 3229 CXGBE_UNIMPLEMENTED("deferred tid release"); 3230} 3231 3232void 3233release_tid(struct adapter *sc, int tid, struct sge_wrq *ctrlq) 3234{ 3235 struct wrqe *wr; 3236 struct cpl_tid_release *req; 3237 3238 wr = alloc_wrqe(sizeof(*req), ctrlq); 3239 if (wr == NULL) { 3240 queue_tid_release(sc, tid); /* defer */ 3241 return; 3242 } 3243 req = wrtod(wr); 3244 3245 INIT_TP_WR_MIT_CPL(req, CPL_TID_RELEASE, tid); 3246 3247 t4_wrq_tx(sc, wr); 3248} 3249 3250static int 3251t4_range_cmp(const void *a, const void *b) 3252{ 3253 return ((const struct t4_range *)a)->start - 3254 ((const struct t4_range *)b)->start; 3255} 3256 3257/* 3258 * Verify that the memory range specified by the addr/len pair is valid within 3259 * the card's address space. 3260 */ 3261static int 3262validate_mem_range(struct adapter *sc, uint32_t addr, uint32_t len) 3263{ 3264 struct t4_range mem_ranges[4], *r, *next; 3265 uint32_t em, addr_len; 3266 int i, n, remaining; 3267 3268 /* Memory can only be accessed in naturally aligned 4 byte units */ 3269 if (addr & 3 || len & 3 || len == 0) 3270 return (EINVAL); 3271 3272 /* Enabled memories */ 3273 em = t4_read_reg(sc, A_MA_TARGET_MEM_ENABLE); 3274 3275 r = &mem_ranges[0]; 3276 n = 0; 3277 bzero(r, sizeof(mem_ranges)); 3278 if (em & F_EDRAM0_ENABLE) { 3279 addr_len = t4_read_reg(sc, A_MA_EDRAM0_BAR); 3280 r->size = G_EDRAM0_SIZE(addr_len) << 20; 3281 if (r->size > 0) { 3282 r->start = G_EDRAM0_BASE(addr_len) << 20; 3283 if (addr >= r->start && 3284 addr + len <= r->start + r->size) 3285 return (0); 3286 r++; 3287 n++; 3288 } 3289 } 3290 if (em & F_EDRAM1_ENABLE) { 3291 addr_len = t4_read_reg(sc, A_MA_EDRAM1_BAR); 3292 r->size = G_EDRAM1_SIZE(addr_len) << 20; 3293 if (r->size > 0) { 3294 r->start = G_EDRAM1_BASE(addr_len) << 20; 3295 if (addr >= r->start && 3296 addr + len <= r->start + r->size) 3297 return (0); 3298 r++; 3299 n++; 3300 } 3301 } 3302 if (em & F_EXT_MEM_ENABLE) { 3303 addr_len = t4_read_reg(sc, A_MA_EXT_MEMORY_BAR); 3304 r->size = G_EXT_MEM_SIZE(addr_len) << 20; 3305 if (r->size > 0) { 3306 r->start = G_EXT_MEM_BASE(addr_len) << 20; 3307 if (addr >= r->start && 3308 addr + len <= r->start + r->size) 3309 return (0); 3310 r++; 3311 n++; 3312 } 3313 } 3314 if (is_t5(sc) && em & F_EXT_MEM1_ENABLE) { 3315 addr_len = t4_read_reg(sc, A_MA_EXT_MEMORY1_BAR); 3316 r->size = G_EXT_MEM1_SIZE(addr_len) << 20; 3317 if (r->size > 0) { 3318 r->start = G_EXT_MEM1_BASE(addr_len) << 20; 3319 if (addr >= r->start && 3320 addr + len <= r->start + r->size) 3321 return (0); 3322 r++; 3323 n++; 3324 } 3325 } 3326 MPASS(n <= nitems(mem_ranges)); 3327 3328 if (n > 1) { 3329 /* Sort and merge the ranges. */ 3330 qsort(mem_ranges, n, sizeof(struct t4_range), t4_range_cmp); 3331 3332 /* Start from index 0 and examine the next n - 1 entries. */ 3333 r = &mem_ranges[0]; 3334 for (remaining = n - 1; remaining > 0; remaining--, r++) { 3335 3336 MPASS(r->size > 0); /* r is a valid entry. */ 3337 next = r + 1; 3338 MPASS(next->size > 0); /* and so is the next one. */ 3339 3340 while (r->start + r->size >= next->start) { 3341 /* Merge the next one into the current entry. */ 3342 r->size = max(r->start + r->size, 3343 next->start + next->size) - r->start; 3344 n--; /* One fewer entry in total. */ 3345 if (--remaining == 0) 3346 goto done; /* short circuit */ 3347 next++; 3348 } 3349 if (next != r + 1) { 3350 /* 3351 * Some entries were merged into r and next 3352 * points to the first valid entry that couldn't 3353 * be merged. 3354 */ 3355 MPASS(next->size > 0); /* must be valid */ 3356 memcpy(r + 1, next, remaining * sizeof(*r)); 3357#ifdef INVARIANTS 3358 /* 3359 * This so that the foo->size assertion in the 3360 * next iteration of the loop do the right 3361 * thing for entries that were pulled up and are 3362 * no longer valid. 3363 */ 3364 MPASS(n < nitems(mem_ranges)); 3365 bzero(&mem_ranges[n], (nitems(mem_ranges) - n) * 3366 sizeof(struct t4_range)); 3367#endif 3368 } 3369 } 3370done: 3371 /* Done merging the ranges. */ 3372 MPASS(n > 0); 3373 r = &mem_ranges[0]; 3374 for (i = 0; i < n; i++, r++) { 3375 if (addr >= r->start && 3376 addr + len <= r->start + r->size) 3377 return (0); 3378 } 3379 } 3380 3381 return (EFAULT); 3382} 3383 3384static int 3385fwmtype_to_hwmtype(int mtype) 3386{ 3387 3388 switch (mtype) { 3389 case FW_MEMTYPE_EDC0: 3390 return (MEM_EDC0); 3391 case FW_MEMTYPE_EDC1: 3392 return (MEM_EDC1); 3393 case FW_MEMTYPE_EXTMEM: 3394 return (MEM_MC0); 3395 case FW_MEMTYPE_EXTMEM1: 3396 return (MEM_MC1); 3397 default: 3398 panic("%s: cannot translate fw mtype %d.", __func__, mtype); 3399 } 3400} 3401 3402/* 3403 * Verify that the memory range specified by the memtype/offset/len pair is 3404 * valid and lies entirely within the memtype specified. The global address of 3405 * the start of the range is returned in addr. 3406 */ 3407static int 3408validate_mt_off_len(struct adapter *sc, int mtype, uint32_t off, uint32_t len, 3409 uint32_t *addr) 3410{ 3411 uint32_t em, addr_len, maddr; 3412 3413 /* Memory can only be accessed in naturally aligned 4 byte units */ 3414 if (off & 3 || len & 3 || len == 0) 3415 return (EINVAL); 3416 3417 em = t4_read_reg(sc, A_MA_TARGET_MEM_ENABLE); 3418 switch (fwmtype_to_hwmtype(mtype)) { 3419 case MEM_EDC0: 3420 if (!(em & F_EDRAM0_ENABLE)) 3421 return (EINVAL); 3422 addr_len = t4_read_reg(sc, A_MA_EDRAM0_BAR); 3423 maddr = G_EDRAM0_BASE(addr_len) << 20; 3424 break; 3425 case MEM_EDC1: 3426 if (!(em & F_EDRAM1_ENABLE)) 3427 return (EINVAL); 3428 addr_len = t4_read_reg(sc, A_MA_EDRAM1_BAR); 3429 maddr = G_EDRAM1_BASE(addr_len) << 20; 3430 break; 3431 case MEM_MC: 3432 if (!(em & F_EXT_MEM_ENABLE)) 3433 return (EINVAL); 3434 addr_len = t4_read_reg(sc, A_MA_EXT_MEMORY_BAR); 3435 maddr = G_EXT_MEM_BASE(addr_len) << 20; 3436 break; 3437 case MEM_MC1: 3438 if (!is_t5(sc) || !(em & F_EXT_MEM1_ENABLE)) 3439 return (EINVAL); 3440 addr_len = t4_read_reg(sc, A_MA_EXT_MEMORY1_BAR); 3441 maddr = G_EXT_MEM1_BASE(addr_len) << 20; 3442 break; 3443 default: 3444 return (EINVAL); 3445 } 3446 3447 *addr = maddr + off; /* global address */ 3448 return (validate_mem_range(sc, *addr, len)); 3449} 3450 3451static int 3452fixup_devlog_params(struct adapter *sc) 3453{ 3454 struct devlog_params *dparams = &sc->params.devlog; 3455 int rc; 3456 3457 rc = validate_mt_off_len(sc, dparams->memtype, dparams->start, 3458 dparams->size, &dparams->addr); 3459 3460 return (rc); 3461} 3462 3463static void 3464update_nirq(struct intrs_and_queues *iaq, int nports) 3465{ 3466 3467 iaq->nirq = T4_EXTRA_INTR; 3468 iaq->nirq += nports * max(iaq->nrxq, iaq->nnmrxq); 3469 iaq->nirq += nports * iaq->nofldrxq; 3470 iaq->nirq += nports * (iaq->num_vis - 1) * 3471 max(iaq->nrxq_vi, iaq->nnmrxq_vi); 3472 iaq->nirq += nports * (iaq->num_vis - 1) * iaq->nofldrxq_vi; 3473} 3474 3475/* 3476 * Adjust requirements to fit the number of interrupts available. 3477 */ 3478static void 3479calculate_iaq(struct adapter *sc, struct intrs_and_queues *iaq, int itype, 3480 int navail) 3481{ 3482 int old_nirq; 3483 const int nports = sc->params.nports; 3484 3485 MPASS(nports > 0); 3486 MPASS(navail > 0); 3487 3488 bzero(iaq, sizeof(*iaq)); 3489 iaq->intr_type = itype; 3490 iaq->num_vis = t4_num_vis; 3491 iaq->ntxq = t4_ntxq; 3492 iaq->ntxq_vi = t4_ntxq_vi; 3493 iaq->nrxq = t4_nrxq; 3494 iaq->nrxq_vi = t4_nrxq_vi; 3495#if defined(TCP_OFFLOAD) || defined(RATELIMIT) 3496 if (is_offload(sc) || is_ethoffload(sc)) { 3497 iaq->nofldtxq = t4_nofldtxq; 3498 iaq->nofldtxq_vi = t4_nofldtxq_vi; 3499 } 3500#endif 3501#ifdef TCP_OFFLOAD 3502 if (is_offload(sc)) { 3503 iaq->nofldrxq = t4_nofldrxq; 3504 iaq->nofldrxq_vi = t4_nofldrxq_vi; 3505 } 3506#endif 3507#ifdef DEV_NETMAP 3508 if (t4_native_netmap & NN_MAIN_VI) { 3509 iaq->nnmtxq = t4_nnmtxq; 3510 iaq->nnmrxq = t4_nnmrxq; 3511 } 3512 if (t4_native_netmap & NN_EXTRA_VI) { 3513 iaq->nnmtxq_vi = t4_nnmtxq_vi; 3514 iaq->nnmrxq_vi = t4_nnmrxq_vi; 3515 } 3516#endif 3517 3518 update_nirq(iaq, nports); 3519 if (iaq->nirq <= navail && 3520 (itype != INTR_MSI || powerof2(iaq->nirq))) { 3521 /* 3522 * This is the normal case -- there are enough interrupts for 3523 * everything. 3524 */ 3525 goto done; 3526 } 3527 3528 /* 3529 * If extra VIs have been configured try reducing their count and see if 3530 * that works. 3531 */ 3532 while (iaq->num_vis > 1) { 3533 iaq->num_vis--; 3534 update_nirq(iaq, nports); 3535 if (iaq->nirq <= navail && 3536 (itype != INTR_MSI || powerof2(iaq->nirq))) { 3537 device_printf(sc->dev, "virtual interfaces per port " 3538 "reduced to %d from %d. nrxq=%u, nofldrxq=%u, " 3539 "nrxq_vi=%u nofldrxq_vi=%u, nnmrxq_vi=%u. " 3540 "itype %d, navail %u, nirq %d.\n", 3541 iaq->num_vis, t4_num_vis, iaq->nrxq, iaq->nofldrxq, 3542 iaq->nrxq_vi, iaq->nofldrxq_vi, iaq->nnmrxq_vi, 3543 itype, navail, iaq->nirq); 3544 goto done; 3545 } 3546 } 3547 3548 /* 3549 * Extra VIs will not be created. Log a message if they were requested. 3550 */ 3551 MPASS(iaq->num_vis == 1); 3552 iaq->ntxq_vi = iaq->nrxq_vi = 0; 3553 iaq->nofldtxq_vi = iaq->nofldrxq_vi = 0; 3554 iaq->nnmtxq_vi = iaq->nnmrxq_vi = 0; 3555 if (iaq->num_vis != t4_num_vis) { 3556 device_printf(sc->dev, "extra virtual interfaces disabled. " 3557 "nrxq=%u, nofldrxq=%u, nrxq_vi=%u nofldrxq_vi=%u, " 3558 "nnmrxq_vi=%u. itype %d, navail %u, nirq %d.\n", 3559 iaq->nrxq, iaq->nofldrxq, iaq->nrxq_vi, iaq->nofldrxq_vi, 3560 iaq->nnmrxq_vi, itype, navail, iaq->nirq); 3561 } 3562 3563 /* 3564 * Keep reducing the number of NIC rx queues to the next lower power of 3565 * 2 (for even RSS distribution) and halving the TOE rx queues and see 3566 * if that works. 3567 */ 3568 do { 3569 if (iaq->nrxq > 1) { 3570 do { 3571 iaq->nrxq--; 3572 } while (!powerof2(iaq->nrxq)); 3573 if (iaq->nnmrxq > iaq->nrxq) 3574 iaq->nnmrxq = iaq->nrxq; 3575 } 3576 if (iaq->nofldrxq > 1) 3577 iaq->nofldrxq >>= 1; 3578 3579 old_nirq = iaq->nirq; 3580 update_nirq(iaq, nports); 3581 if (iaq->nirq <= navail && 3582 (itype != INTR_MSI || powerof2(iaq->nirq))) { 3583 device_printf(sc->dev, "running with reduced number of " 3584 "rx queues because of shortage of interrupts. " 3585 "nrxq=%u, nofldrxq=%u. " 3586 "itype %d, navail %u, nirq %d.\n", iaq->nrxq, 3587 iaq->nofldrxq, itype, navail, iaq->nirq); 3588 goto done; 3589 } 3590 } while (old_nirq != iaq->nirq); 3591 3592 /* One interrupt for everything. Ugh. */ 3593 device_printf(sc->dev, "running with minimal number of queues. " 3594 "itype %d, navail %u.\n", itype, navail); 3595 iaq->nirq = 1; 3596 iaq->nrxq = 1; 3597 iaq->ntxq = 1; 3598 if (iaq->nofldrxq > 0) { 3599 iaq->nofldrxq = 1; 3600 iaq->nofldtxq = 1; 3601 } 3602 iaq->nnmtxq = 0; 3603 iaq->nnmrxq = 0; 3604done: 3605 MPASS(iaq->num_vis > 0); 3606 if (iaq->num_vis > 1) { 3607 MPASS(iaq->nrxq_vi > 0); 3608 MPASS(iaq->ntxq_vi > 0); 3609 } 3610 MPASS(iaq->nirq > 0); 3611 MPASS(iaq->nrxq > 0); 3612 MPASS(iaq->ntxq > 0); 3613 if (itype == INTR_MSI) { 3614 MPASS(powerof2(iaq->nirq)); 3615 } 3616} 3617 3618static int 3619cfg_itype_and_nqueues(struct adapter *sc, struct intrs_and_queues *iaq) 3620{ 3621 int rc, itype, navail, nalloc; 3622 3623 for (itype = INTR_MSIX; itype; itype >>= 1) { 3624 3625 if ((itype & t4_intr_types) == 0) 3626 continue; /* not allowed */ 3627 3628 if (itype == INTR_MSIX) 3629 navail = pci_msix_count(sc->dev); 3630 else if (itype == INTR_MSI) 3631 navail = pci_msi_count(sc->dev); 3632 else 3633 navail = 1; 3634restart: 3635 if (navail == 0) 3636 continue; 3637 3638 calculate_iaq(sc, iaq, itype, navail); 3639 nalloc = iaq->nirq; 3640 rc = 0; 3641 if (itype == INTR_MSIX) 3642 rc = pci_alloc_msix(sc->dev, &nalloc); 3643 else if (itype == INTR_MSI) 3644 rc = pci_alloc_msi(sc->dev, &nalloc); 3645 3646 if (rc == 0 && nalloc > 0) { 3647 if (nalloc == iaq->nirq) 3648 return (0); 3649 3650 /* 3651 * Didn't get the number requested. Use whatever number 3652 * the kernel is willing to allocate. 3653 */ 3654 device_printf(sc->dev, "fewer vectors than requested, " 3655 "type=%d, req=%d, rcvd=%d; will downshift req.\n", 3656 itype, iaq->nirq, nalloc); 3657 pci_release_msi(sc->dev); 3658 navail = nalloc; 3659 goto restart; 3660 } 3661 3662 device_printf(sc->dev, 3663 "failed to allocate vectors:%d, type=%d, req=%d, rcvd=%d\n", 3664 itype, rc, iaq->nirq, nalloc); 3665 } 3666 3667 device_printf(sc->dev, 3668 "failed to find a usable interrupt type. " 3669 "allowed=%d, msi-x=%d, msi=%d, intx=1", t4_intr_types, 3670 pci_msix_count(sc->dev), pci_msi_count(sc->dev)); 3671 3672 return (ENXIO); 3673} 3674 3675#define FW_VERSION(chip) ( \ 3676 V_FW_HDR_FW_VER_MAJOR(chip##FW_VERSION_MAJOR) | \ 3677 V_FW_HDR_FW_VER_MINOR(chip##FW_VERSION_MINOR) | \ 3678 V_FW_HDR_FW_VER_MICRO(chip##FW_VERSION_MICRO) | \ 3679 V_FW_HDR_FW_VER_BUILD(chip##FW_VERSION_BUILD)) 3680#define FW_INTFVER(chip, intf) (chip##FW_HDR_INTFVER_##intf) 3681 3682/* Just enough of fw_hdr to cover all version info. */ 3683struct fw_h { 3684 __u8 ver; 3685 __u8 chip; 3686 __be16 len512; 3687 __be32 fw_ver; 3688 __be32 tp_microcode_ver; 3689 __u8 intfver_nic; 3690 __u8 intfver_vnic; 3691 __u8 intfver_ofld; 3692 __u8 intfver_ri; 3693 __u8 intfver_iscsipdu; 3694 __u8 intfver_iscsi; 3695 __u8 intfver_fcoepdu; 3696 __u8 intfver_fcoe; 3697}; 3698/* Spot check a couple of fields. */ 3699CTASSERT(offsetof(struct fw_h, fw_ver) == offsetof(struct fw_hdr, fw_ver)); 3700CTASSERT(offsetof(struct fw_h, intfver_nic) == offsetof(struct fw_hdr, intfver_nic)); 3701CTASSERT(offsetof(struct fw_h, intfver_fcoe) == offsetof(struct fw_hdr, intfver_fcoe)); 3702 3703struct fw_info { 3704 uint8_t chip; 3705 char *kld_name; 3706 char *fw_mod_name; 3707 struct fw_h fw_h; 3708} fw_info[] = { 3709 { 3710 .chip = CHELSIO_T4, 3711 .kld_name = "t4fw_cfg", 3712 .fw_mod_name = "t4fw", 3713 .fw_h = { 3714 .chip = FW_HDR_CHIP_T4, 3715 .fw_ver = htobe32(FW_VERSION(T4)), 3716 .intfver_nic = FW_INTFVER(T4, NIC), 3717 .intfver_vnic = FW_INTFVER(T4, VNIC), 3718 .intfver_ofld = FW_INTFVER(T4, OFLD), 3719 .intfver_ri = FW_INTFVER(T4, RI), 3720 .intfver_iscsipdu = FW_INTFVER(T4, ISCSIPDU), 3721 .intfver_iscsi = FW_INTFVER(T4, ISCSI), 3722 .intfver_fcoepdu = FW_INTFVER(T4, FCOEPDU), 3723 .intfver_fcoe = FW_INTFVER(T4, FCOE), 3724 }, 3725 }, { 3726 .chip = CHELSIO_T5, 3727 .kld_name = "t5fw_cfg", 3728 .fw_mod_name = "t5fw", 3729 .fw_h = { 3730 .chip = FW_HDR_CHIP_T5, 3731 .fw_ver = htobe32(FW_VERSION(T5)), 3732 .intfver_nic = FW_INTFVER(T5, NIC), 3733 .intfver_vnic = FW_INTFVER(T5, VNIC), 3734 .intfver_ofld = FW_INTFVER(T5, OFLD), 3735 .intfver_ri = FW_INTFVER(T5, RI), 3736 .intfver_iscsipdu = FW_INTFVER(T5, ISCSIPDU), 3737 .intfver_iscsi = FW_INTFVER(T5, ISCSI), 3738 .intfver_fcoepdu = FW_INTFVER(T5, FCOEPDU), 3739 .intfver_fcoe = FW_INTFVER(T5, FCOE), 3740 }, 3741 }, { 3742 .chip = CHELSIO_T6, 3743 .kld_name = "t6fw_cfg", 3744 .fw_mod_name = "t6fw", 3745 .fw_h = { 3746 .chip = FW_HDR_CHIP_T6, 3747 .fw_ver = htobe32(FW_VERSION(T6)), 3748 .intfver_nic = FW_INTFVER(T6, NIC), 3749 .intfver_vnic = FW_INTFVER(T6, VNIC), 3750 .intfver_ofld = FW_INTFVER(T6, OFLD), 3751 .intfver_ri = FW_INTFVER(T6, RI), 3752 .intfver_iscsipdu = FW_INTFVER(T6, ISCSIPDU), 3753 .intfver_iscsi = FW_INTFVER(T6, ISCSI), 3754 .intfver_fcoepdu = FW_INTFVER(T6, FCOEPDU), 3755 .intfver_fcoe = FW_INTFVER(T6, FCOE), 3756 }, 3757 } 3758}; 3759 3760static struct fw_info * 3761find_fw_info(int chip) 3762{ 3763 int i; 3764 3765 for (i = 0; i < nitems(fw_info); i++) { 3766 if (fw_info[i].chip == chip) 3767 return (&fw_info[i]); 3768 } 3769 return (NULL); 3770} 3771 3772/* 3773 * Is the given firmware API compatible with the one the driver was compiled 3774 * with? 3775 */ 3776static int 3777fw_compatible(const struct fw_h *hdr1, const struct fw_h *hdr2) 3778{ 3779 3780 /* short circuit if it's the exact same firmware version */ 3781 if (hdr1->chip == hdr2->chip && hdr1->fw_ver == hdr2->fw_ver) 3782 return (1); 3783 3784 /* 3785 * XXX: Is this too conservative? Perhaps I should limit this to the 3786 * features that are supported in the driver. 3787 */ 3788#define SAME_INTF(x) (hdr1->intfver_##x == hdr2->intfver_##x) 3789 if (hdr1->chip == hdr2->chip && SAME_INTF(nic) && SAME_INTF(vnic) && 3790 SAME_INTF(ofld) && SAME_INTF(ri) && SAME_INTF(iscsipdu) && 3791 SAME_INTF(iscsi) && SAME_INTF(fcoepdu) && SAME_INTF(fcoe)) 3792 return (1); 3793#undef SAME_INTF 3794 3795 return (0); 3796} 3797 3798static int 3799load_fw_module(struct adapter *sc, const struct firmware **dcfg, 3800 const struct firmware **fw) 3801{ 3802 struct fw_info *fw_info; 3803 3804 *dcfg = NULL; 3805 if (fw != NULL) 3806 *fw = NULL; 3807 3808 fw_info = find_fw_info(chip_id(sc)); 3809 if (fw_info == NULL) { 3810 device_printf(sc->dev, 3811 "unable to look up firmware information for chip %d.\n", 3812 chip_id(sc)); 3813 return (EINVAL); 3814 } 3815 3816 *dcfg = firmware_get(fw_info->kld_name); 3817 if (*dcfg != NULL) { 3818 if (fw != NULL) 3819 *fw = firmware_get(fw_info->fw_mod_name); 3820 return (0); 3821 } 3822 3823 return (ENOENT); 3824} 3825 3826static void 3827unload_fw_module(struct adapter *sc, const struct firmware *dcfg, 3828 const struct firmware *fw) 3829{ 3830 3831 if (fw != NULL) 3832 firmware_put(fw, FIRMWARE_UNLOAD); 3833 if (dcfg != NULL) 3834 firmware_put(dcfg, FIRMWARE_UNLOAD); 3835} 3836 3837/* 3838 * Return values: 3839 * 0 means no firmware install attempted. 3840 * ERESTART means a firmware install was attempted and was successful. 3841 * +ve errno means a firmware install was attempted but failed. 3842 */ 3843static int 3844install_kld_firmware(struct adapter *sc, struct fw_h *card_fw, 3845 const struct fw_h *drv_fw, const char *reason, int *already) 3846{ 3847 const struct firmware *cfg, *fw; 3848 const uint32_t c = be32toh(card_fw->fw_ver); 3849 uint32_t d, k; 3850 int rc, fw_install; 3851 struct fw_h bundled_fw; 3852 bool load_attempted; 3853 3854 cfg = fw = NULL; 3855 load_attempted = false; 3856 fw_install = t4_fw_install < 0 ? -t4_fw_install : t4_fw_install; 3857 3858 memcpy(&bundled_fw, drv_fw, sizeof(bundled_fw)); 3859 if (t4_fw_install < 0) { 3860 rc = load_fw_module(sc, &cfg, &fw); 3861 if (rc != 0 || fw == NULL) { 3862 device_printf(sc->dev, 3863 "failed to load firmware module: %d. cfg %p, fw %p;" 3864 " will use compiled-in firmware version for" 3865 "hw.cxgbe.fw_install checks.\n", 3866 rc, cfg, fw); 3867 } else { 3868 memcpy(&bundled_fw, fw->data, sizeof(bundled_fw)); 3869 } 3870 load_attempted = true; 3871 } 3872 d = be32toh(bundled_fw.fw_ver); 3873 3874 if (reason != NULL) 3875 goto install; 3876 3877 if ((sc->flags & FW_OK) == 0) { 3878 3879 if (c == 0xffffffff) { 3880 reason = "missing"; 3881 goto install; 3882 } 3883 3884 rc = 0; 3885 goto done; 3886 } 3887 3888 if (!fw_compatible(card_fw, &bundled_fw)) { 3889 reason = "incompatible or unusable"; 3890 goto install; 3891 } 3892 3893 if (d > c) { 3894 reason = "older than the version bundled with this driver"; 3895 goto install; 3896 } 3897 3898 if (fw_install == 2 && d != c) { 3899 reason = "different than the version bundled with this driver"; 3900 goto install; 3901 } 3902 3903 /* No reason to do anything to the firmware already on the card. */ 3904 rc = 0; 3905 goto done; 3906 3907install: 3908 rc = 0; 3909 if ((*already)++) 3910 goto done; 3911 3912 if (fw_install == 0) { 3913 device_printf(sc->dev, "firmware on card (%u.%u.%u.%u) is %s, " 3914 "but the driver is prohibited from installing a firmware " 3915 "on the card.\n", 3916 G_FW_HDR_FW_VER_MAJOR(c), G_FW_HDR_FW_VER_MINOR(c), 3917 G_FW_HDR_FW_VER_MICRO(c), G_FW_HDR_FW_VER_BUILD(c), reason); 3918 3919 goto done; 3920 } 3921 3922 /* 3923 * We'll attempt to install a firmware. Load the module first (if it 3924 * hasn't been loaded already). 3925 */ 3926 if (!load_attempted) { 3927 rc = load_fw_module(sc, &cfg, &fw); 3928 if (rc != 0 || fw == NULL) { 3929 device_printf(sc->dev, 3930 "failed to load firmware module: %d. cfg %p, fw %p\n", 3931 rc, cfg, fw); 3932 /* carry on */ 3933 } 3934 } 3935 if (fw == NULL) { 3936 device_printf(sc->dev, "firmware on card (%u.%u.%u.%u) is %s, " 3937 "but the driver cannot take corrective action because it " 3938 "is unable to load the firmware module.\n", 3939 G_FW_HDR_FW_VER_MAJOR(c), G_FW_HDR_FW_VER_MINOR(c), 3940 G_FW_HDR_FW_VER_MICRO(c), G_FW_HDR_FW_VER_BUILD(c), reason); 3941 rc = sc->flags & FW_OK ? 0 : ENOENT; 3942 goto done; 3943 } 3944 k = be32toh(((const struct fw_hdr *)fw->data)->fw_ver); 3945 if (k != d) { 3946 MPASS(t4_fw_install > 0); 3947 device_printf(sc->dev, 3948 "firmware in KLD (%u.%u.%u.%u) is not what the driver was " 3949 "expecting (%u.%u.%u.%u) and will not be used.\n", 3950 G_FW_HDR_FW_VER_MAJOR(k), G_FW_HDR_FW_VER_MINOR(k), 3951 G_FW_HDR_FW_VER_MICRO(k), G_FW_HDR_FW_VER_BUILD(k), 3952 G_FW_HDR_FW_VER_MAJOR(d), G_FW_HDR_FW_VER_MINOR(d), 3953 G_FW_HDR_FW_VER_MICRO(d), G_FW_HDR_FW_VER_BUILD(d)); 3954 rc = sc->flags & FW_OK ? 0 : EINVAL; 3955 goto done; 3956 } 3957 3958 device_printf(sc->dev, "firmware on card (%u.%u.%u.%u) is %s, " 3959 "installing firmware %u.%u.%u.%u on card.\n", 3960 G_FW_HDR_FW_VER_MAJOR(c), G_FW_HDR_FW_VER_MINOR(c), 3961 G_FW_HDR_FW_VER_MICRO(c), G_FW_HDR_FW_VER_BUILD(c), reason, 3962 G_FW_HDR_FW_VER_MAJOR(d), G_FW_HDR_FW_VER_MINOR(d), 3963 G_FW_HDR_FW_VER_MICRO(d), G_FW_HDR_FW_VER_BUILD(d)); 3964 3965 rc = -t4_fw_upgrade(sc, sc->mbox, fw->data, fw->datasize, 0); 3966 if (rc != 0) { 3967 device_printf(sc->dev, "failed to install firmware: %d\n", rc); 3968 } else { 3969 /* Installed successfully, update the cached header too. */ 3970 rc = ERESTART; 3971 memcpy(card_fw, fw->data, sizeof(*card_fw)); 3972 } 3973done: 3974 unload_fw_module(sc, cfg, fw); 3975 3976 return (rc); 3977} 3978 3979/* 3980 * Establish contact with the firmware and attempt to become the master driver. 3981 * 3982 * A firmware will be installed to the card if needed (if the driver is allowed 3983 * to do so). 3984 */ 3985static int 3986contact_firmware(struct adapter *sc) 3987{ 3988 int rc, already = 0; 3989 enum dev_state state; 3990 struct fw_info *fw_info; 3991 struct fw_hdr *card_fw; /* fw on the card */ 3992 const struct fw_h *drv_fw; 3993 3994 fw_info = find_fw_info(chip_id(sc)); 3995 if (fw_info == NULL) { 3996 device_printf(sc->dev, 3997 "unable to look up firmware information for chip %d.\n", 3998 chip_id(sc)); 3999 return (EINVAL); 4000 } 4001 drv_fw = &fw_info->fw_h; 4002 4003 /* Read the header of the firmware on the card */ 4004 card_fw = malloc(sizeof(*card_fw), M_CXGBE, M_ZERO | M_WAITOK); 4005restart: 4006 rc = -t4_get_fw_hdr(sc, card_fw); 4007 if (rc != 0) { 4008 device_printf(sc->dev, 4009 "unable to read firmware header from card's flash: %d\n", 4010 rc); 4011 goto done; 4012 } 4013 4014 rc = install_kld_firmware(sc, (struct fw_h *)card_fw, drv_fw, NULL, 4015 &already); 4016 if (rc == ERESTART) 4017 goto restart; 4018 if (rc != 0) 4019 goto done; 4020 4021 rc = t4_fw_hello(sc, sc->mbox, sc->mbox, MASTER_MAY, &state); 4022 if (rc < 0 || state == DEV_STATE_ERR) { 4023 rc = -rc; 4024 device_printf(sc->dev, 4025 "failed to connect to the firmware: %d, %d. " 4026 "PCIE_FW 0x%08x\n", rc, state, t4_read_reg(sc, A_PCIE_FW)); 4027#if 0 4028 if (install_kld_firmware(sc, (struct fw_h *)card_fw, drv_fw, 4029 "not responding properly to HELLO", &already) == ERESTART) 4030 goto restart; 4031#endif 4032 goto done; 4033 } 4034 MPASS(be32toh(card_fw->flags) & FW_HDR_FLAGS_RESET_HALT); 4035 sc->flags |= FW_OK; /* The firmware responded to the FW_HELLO. */ 4036 4037 if (rc == sc->pf) { 4038 sc->flags |= MASTER_PF; 4039 rc = install_kld_firmware(sc, (struct fw_h *)card_fw, drv_fw, 4040 NULL, &already); 4041 if (rc == ERESTART) 4042 rc = 0; 4043 else if (rc != 0) 4044 goto done; 4045 } else if (state == DEV_STATE_UNINIT) { 4046 /* 4047 * We didn't get to be the master so we definitely won't be 4048 * configuring the chip. It's a bug if someone else hasn't 4049 * configured it already. 4050 */ 4051 device_printf(sc->dev, "couldn't be master(%d), " 4052 "device not already initialized either(%d). " 4053 "PCIE_FW 0x%08x\n", rc, state, t4_read_reg(sc, A_PCIE_FW)); 4054 rc = EPROTO; 4055 goto done; 4056 } else { 4057 /* 4058 * Some other PF is the master and has configured the chip. 4059 * This is allowed but untested. 4060 */ 4061 device_printf(sc->dev, "PF%d is master, device state %d. " 4062 "PCIE_FW 0x%08x\n", rc, state, t4_read_reg(sc, A_PCIE_FW)); 4063 snprintf(sc->cfg_file, sizeof(sc->cfg_file), "pf%d", rc); 4064 sc->cfcsum = 0; 4065 rc = 0; 4066 } 4067done: 4068 if (rc != 0 && sc->flags & FW_OK) { 4069 t4_fw_bye(sc, sc->mbox); 4070 sc->flags &= ~FW_OK; 4071 } 4072 free(card_fw, M_CXGBE); 4073 return (rc); 4074} 4075 4076static int 4077copy_cfg_file_to_card(struct adapter *sc, char *cfg_file, 4078 uint32_t mtype, uint32_t moff) 4079{ 4080 struct fw_info *fw_info; 4081 const struct firmware *dcfg, *rcfg = NULL; 4082 const uint32_t *cfdata; 4083 uint32_t cflen, addr; 4084 int rc; 4085 4086 load_fw_module(sc, &dcfg, NULL); 4087 4088 /* Card specific interpretation of "default". */ 4089 if (strncmp(cfg_file, DEFAULT_CF, sizeof(t4_cfg_file)) == 0) { 4090 if (pci_get_device(sc->dev) == 0x440a) 4091 snprintf(cfg_file, sizeof(t4_cfg_file), UWIRE_CF); 4092 if (is_fpga(sc)) 4093 snprintf(cfg_file, sizeof(t4_cfg_file), FPGA_CF); 4094 } 4095 4096 if (strncmp(cfg_file, DEFAULT_CF, sizeof(t4_cfg_file)) == 0) { 4097 if (dcfg == NULL) { 4098 device_printf(sc->dev, 4099 "KLD with default config is not available.\n"); 4100 rc = ENOENT; 4101 goto done; 4102 } 4103 cfdata = dcfg->data; 4104 cflen = dcfg->datasize & ~3; 4105 } else { 4106 char s[32]; 4107 4108 fw_info = find_fw_info(chip_id(sc)); 4109 if (fw_info == NULL) { 4110 device_printf(sc->dev, 4111 "unable to look up firmware information for chip %d.\n", 4112 chip_id(sc)); 4113 rc = EINVAL; 4114 goto done; 4115 } 4116 snprintf(s, sizeof(s), "%s_%s", fw_info->kld_name, cfg_file); 4117 4118 rcfg = firmware_get(s); 4119 if (rcfg == NULL) { 4120 device_printf(sc->dev, 4121 "unable to load module \"%s\" for configuration " 4122 "profile \"%s\".\n", s, cfg_file); 4123 rc = ENOENT; 4124 goto done; 4125 } 4126 cfdata = rcfg->data; 4127 cflen = rcfg->datasize & ~3; 4128 } 4129 4130 if (cflen > FLASH_CFG_MAX_SIZE) { 4131 device_printf(sc->dev, 4132 "config file too long (%d, max allowed is %d).\n", 4133 cflen, FLASH_CFG_MAX_SIZE); 4134 rc = EINVAL; 4135 goto done; 4136 } 4137 4138 rc = validate_mt_off_len(sc, mtype, moff, cflen, &addr); 4139 if (rc != 0) { 4140 device_printf(sc->dev, 4141 "%s: addr (%d/0x%x) or len %d is not valid: %d.\n", 4142 __func__, mtype, moff, cflen, rc); 4143 rc = EINVAL; 4144 goto done; 4145 } 4146 write_via_memwin(sc, 2, addr, cfdata, cflen); 4147done: 4148 if (rcfg != NULL) 4149 firmware_put(rcfg, FIRMWARE_UNLOAD); 4150 unload_fw_module(sc, dcfg, NULL); 4151 return (rc); 4152} 4153 4154struct caps_allowed { 4155 uint16_t nbmcaps; 4156 uint16_t linkcaps; 4157 uint16_t switchcaps; 4158 uint16_t niccaps; 4159 uint16_t toecaps; 4160 uint16_t rdmacaps; 4161 uint16_t cryptocaps; 4162 uint16_t iscsicaps; 4163 uint16_t fcoecaps; 4164}; 4165 4166#define FW_PARAM_DEV(param) \ 4167 (V_FW_PARAMS_MNEM(FW_PARAMS_MNEM_DEV) | \ 4168 V_FW_PARAMS_PARAM_X(FW_PARAMS_PARAM_DEV_##param)) 4169#define FW_PARAM_PFVF(param) \ 4170 (V_FW_PARAMS_MNEM(FW_PARAMS_MNEM_PFVF) | \ 4171 V_FW_PARAMS_PARAM_X(FW_PARAMS_PARAM_PFVF_##param)) 4172 4173/* 4174 * Provide a configuration profile to the firmware and have it initialize the 4175 * chip accordingly. This may involve uploading a configuration file to the 4176 * card. 4177 */ 4178static int 4179apply_cfg_and_initialize(struct adapter *sc, char *cfg_file, 4180 const struct caps_allowed *caps_allowed) 4181{ 4182 int rc; 4183 struct fw_caps_config_cmd caps; 4184 uint32_t mtype, moff, finicsum, cfcsum, param, val; 4185 4186 rc = -t4_fw_reset(sc, sc->mbox, F_PIORSTMODE | F_PIORST); 4187 if (rc != 0) { 4188 device_printf(sc->dev, "firmware reset failed: %d.\n", rc); 4189 return (rc); 4190 } 4191 4192 bzero(&caps, sizeof(caps)); 4193 caps.op_to_write = htobe32(V_FW_CMD_OP(FW_CAPS_CONFIG_CMD) | 4194 F_FW_CMD_REQUEST | F_FW_CMD_READ); 4195 if (strncmp(cfg_file, BUILTIN_CF, sizeof(t4_cfg_file)) == 0) { 4196 mtype = 0; 4197 moff = 0; 4198 caps.cfvalid_to_len16 = htobe32(FW_LEN16(caps)); 4199 } else if (strncmp(cfg_file, FLASH_CF, sizeof(t4_cfg_file)) == 0) { 4200 mtype = FW_MEMTYPE_FLASH; 4201 moff = t4_flash_cfg_addr(sc); 4202 caps.cfvalid_to_len16 = htobe32(F_FW_CAPS_CONFIG_CMD_CFVALID | 4203 V_FW_CAPS_CONFIG_CMD_MEMTYPE_CF(mtype) | 4204 V_FW_CAPS_CONFIG_CMD_MEMADDR64K_CF(moff >> 16) | 4205 FW_LEN16(caps)); 4206 } else { 4207 /* 4208 * Ask the firmware where it wants us to upload the config file. 4209 */ 4210 param = FW_PARAM_DEV(CF); 4211 rc = -t4_query_params(sc, sc->mbox, sc->pf, 0, 1, ¶m, &val); 4212 if (rc != 0) { 4213 /* No support for config file? Shouldn't happen. */ 4214 device_printf(sc->dev, 4215 "failed to query config file location: %d.\n", rc); 4216 goto done; 4217 } 4218 mtype = G_FW_PARAMS_PARAM_Y(val); 4219 moff = G_FW_PARAMS_PARAM_Z(val) << 16; 4220 caps.cfvalid_to_len16 = htobe32(F_FW_CAPS_CONFIG_CMD_CFVALID | 4221 V_FW_CAPS_CONFIG_CMD_MEMTYPE_CF(mtype) | 4222 V_FW_CAPS_CONFIG_CMD_MEMADDR64K_CF(moff >> 16) | 4223 FW_LEN16(caps)); 4224 4225 rc = copy_cfg_file_to_card(sc, cfg_file, mtype, moff); 4226 if (rc != 0) { 4227 device_printf(sc->dev, 4228 "failed to upload config file to card: %d.\n", rc); 4229 goto done; 4230 } 4231 } 4232 rc = -t4_wr_mbox(sc, sc->mbox, &caps, sizeof(caps), &caps); 4233 if (rc != 0) { 4234 device_printf(sc->dev, "failed to pre-process config file: %d " 4235 "(mtype %d, moff 0x%x).\n", rc, mtype, moff); 4236 goto done; 4237 } 4238 4239 finicsum = be32toh(caps.finicsum); 4240 cfcsum = be32toh(caps.cfcsum); /* actual */ 4241 if (finicsum != cfcsum) { 4242 device_printf(sc->dev, 4243 "WARNING: config file checksum mismatch: %08x %08x\n", 4244 finicsum, cfcsum); 4245 } 4246 sc->cfcsum = cfcsum; 4247 snprintf(sc->cfg_file, sizeof(sc->cfg_file), "%s", cfg_file); 4248 4249 /* 4250 * Let the firmware know what features will (not) be used so it can tune 4251 * things accordingly. 4252 */ 4253#define LIMIT_CAPS(x) do { \ 4254 caps.x##caps &= htobe16(caps_allowed->x##caps); \ 4255} while (0) 4256 LIMIT_CAPS(nbm); 4257 LIMIT_CAPS(link); 4258 LIMIT_CAPS(switch); 4259 LIMIT_CAPS(nic); 4260 LIMIT_CAPS(toe); 4261 LIMIT_CAPS(rdma); 4262 LIMIT_CAPS(crypto); 4263 LIMIT_CAPS(iscsi); 4264 LIMIT_CAPS(fcoe); 4265#undef LIMIT_CAPS 4266 if (caps.niccaps & htobe16(FW_CAPS_CONFIG_NIC_HASHFILTER)) { 4267 /* 4268 * TOE and hashfilters are mutually exclusive. It is a config 4269 * file or firmware bug if both are reported as available. Try 4270 * to cope with the situation in non-debug builds by disabling 4271 * TOE. 4272 */ 4273 MPASS(caps.toecaps == 0); 4274 4275 caps.toecaps = 0; 4276 caps.rdmacaps = 0; 4277 caps.iscsicaps = 0; 4278 } 4279 4280 caps.op_to_write = htobe32(V_FW_CMD_OP(FW_CAPS_CONFIG_CMD) | 4281 F_FW_CMD_REQUEST | F_FW_CMD_WRITE); 4282 caps.cfvalid_to_len16 = htobe32(FW_LEN16(caps)); 4283 rc = -t4_wr_mbox(sc, sc->mbox, &caps, sizeof(caps), NULL); 4284 if (rc != 0) { 4285 device_printf(sc->dev, 4286 "failed to process config file: %d.\n", rc); 4287 goto done; 4288 } 4289 4290 t4_tweak_chip_settings(sc); 4291 set_params__pre_init(sc); 4292 4293 /* get basic stuff going */ 4294 rc = -t4_fw_initialize(sc, sc->mbox); 4295 if (rc != 0) { 4296 device_printf(sc->dev, "fw_initialize failed: %d.\n", rc); 4297 goto done; 4298 } 4299done: 4300 return (rc); 4301} 4302 4303/* 4304 * Partition chip resources for use between various PFs, VFs, etc. 4305 */ 4306static int 4307partition_resources(struct adapter *sc) 4308{ 4309 char cfg_file[sizeof(t4_cfg_file)]; 4310 struct caps_allowed caps_allowed; 4311 int rc; 4312 bool fallback; 4313 4314 /* Only the master driver gets to configure the chip resources. */ 4315 MPASS(sc->flags & MASTER_PF); 4316 4317#define COPY_CAPS(x) do { \ 4318 caps_allowed.x##caps = t4_##x##caps_allowed; \ 4319} while (0) 4320 bzero(&caps_allowed, sizeof(caps_allowed)); 4321 COPY_CAPS(nbm); 4322 COPY_CAPS(link); 4323 COPY_CAPS(switch); 4324 COPY_CAPS(nic); 4325 COPY_CAPS(toe); 4326 COPY_CAPS(rdma); 4327 COPY_CAPS(crypto); 4328 COPY_CAPS(iscsi); 4329 COPY_CAPS(fcoe); 4330 fallback = sc->debug_flags & DF_DISABLE_CFG_RETRY ? false : true; 4331 snprintf(cfg_file, sizeof(cfg_file), "%s", t4_cfg_file); 4332retry: 4333 rc = apply_cfg_and_initialize(sc, cfg_file, &caps_allowed); 4334 if (rc != 0 && fallback) { 4335 device_printf(sc->dev, 4336 "failed (%d) to configure card with \"%s\" profile, " 4337 "will fall back to a basic configuration and retry.\n", 4338 rc, cfg_file); 4339 snprintf(cfg_file, sizeof(cfg_file), "%s", BUILTIN_CF); 4340 bzero(&caps_allowed, sizeof(caps_allowed)); 4341 COPY_CAPS(switch); 4342 caps_allowed.niccaps = FW_CAPS_CONFIG_NIC; 4343 fallback = false; 4344 goto retry; 4345 } 4346#undef COPY_CAPS 4347 return (rc); 4348} 4349 4350/* 4351 * Retrieve parameters that are needed (or nice to have) very early. 4352 */ 4353static int 4354get_params__pre_init(struct adapter *sc) 4355{ 4356 int rc; 4357 uint32_t param[2], val[2]; 4358 4359 t4_get_version_info(sc); 4360 4361 snprintf(sc->fw_version, sizeof(sc->fw_version), "%u.%u.%u.%u", 4362 G_FW_HDR_FW_VER_MAJOR(sc->params.fw_vers), 4363 G_FW_HDR_FW_VER_MINOR(sc->params.fw_vers), 4364 G_FW_HDR_FW_VER_MICRO(sc->params.fw_vers), 4365 G_FW_HDR_FW_VER_BUILD(sc->params.fw_vers)); 4366 4367 snprintf(sc->bs_version, sizeof(sc->bs_version), "%u.%u.%u.%u", 4368 G_FW_HDR_FW_VER_MAJOR(sc->params.bs_vers), 4369 G_FW_HDR_FW_VER_MINOR(sc->params.bs_vers), 4370 G_FW_HDR_FW_VER_MICRO(sc->params.bs_vers), 4371 G_FW_HDR_FW_VER_BUILD(sc->params.bs_vers)); 4372 4373 snprintf(sc->tp_version, sizeof(sc->tp_version), "%u.%u.%u.%u", 4374 G_FW_HDR_FW_VER_MAJOR(sc->params.tp_vers), 4375 G_FW_HDR_FW_VER_MINOR(sc->params.tp_vers), 4376 G_FW_HDR_FW_VER_MICRO(sc->params.tp_vers), 4377 G_FW_HDR_FW_VER_BUILD(sc->params.tp_vers)); 4378 4379 snprintf(sc->er_version, sizeof(sc->er_version), "%u.%u.%u.%u", 4380 G_FW_HDR_FW_VER_MAJOR(sc->params.er_vers), 4381 G_FW_HDR_FW_VER_MINOR(sc->params.er_vers), 4382 G_FW_HDR_FW_VER_MICRO(sc->params.er_vers), 4383 G_FW_HDR_FW_VER_BUILD(sc->params.er_vers)); 4384 4385 param[0] = FW_PARAM_DEV(PORTVEC); 4386 param[1] = FW_PARAM_DEV(CCLK); 4387 rc = -t4_query_params(sc, sc->mbox, sc->pf, 0, 2, param, val); 4388 if (rc != 0) { 4389 device_printf(sc->dev, 4390 "failed to query parameters (pre_init): %d.\n", rc); 4391 return (rc); 4392 } 4393 4394 sc->params.portvec = val[0]; 4395 sc->params.nports = bitcount32(val[0]); 4396 sc->params.vpd.cclk = val[1]; 4397 4398 /* Read device log parameters. */ 4399 rc = -t4_init_devlog_params(sc, 1); 4400 if (rc == 0) 4401 fixup_devlog_params(sc); 4402 else { 4403 device_printf(sc->dev, 4404 "failed to get devlog parameters: %d.\n", rc); 4405 rc = 0; /* devlog isn't critical for device operation */ 4406 } 4407 4408 return (rc); 4409} 4410 4411/* 4412 * Any params that need to be set before FW_INITIALIZE. 4413 */ 4414static int 4415set_params__pre_init(struct adapter *sc) 4416{ 4417 int rc = 0; 4418 uint32_t param, val; 4419 4420 if (chip_id(sc) >= CHELSIO_T6) { 4421 param = FW_PARAM_DEV(HPFILTER_REGION_SUPPORT); 4422 val = 1; 4423 rc = -t4_set_params(sc, sc->mbox, sc->pf, 0, 1, ¶m, &val); 4424 /* firmwares < 1.20.1.0 do not have this param. */ 4425 if (rc == FW_EINVAL && 4426 sc->params.fw_vers < FW_VERSION32(1, 20, 1, 0)) { 4427 rc = 0; 4428 } 4429 if (rc != 0) { 4430 device_printf(sc->dev, 4431 "failed to enable high priority filters :%d.\n", 4432 rc); 4433 } 4434 } 4435 4436 /* Enable opaque VIIDs with firmwares that support it. */ 4437 param = FW_PARAM_DEV(OPAQUE_VIID_SMT_EXTN); 4438 val = 1; 4439 rc = -t4_set_params(sc, sc->mbox, sc->pf, 0, 1, ¶m, &val); 4440 if (rc == 0 && val == 1) 4441 sc->params.viid_smt_extn_support = true; 4442 else 4443 sc->params.viid_smt_extn_support = false; 4444 4445 return (rc); 4446} 4447 4448/* 4449 * Retrieve various parameters that are of interest to the driver. The device 4450 * has been initialized by the firmware at this point. 4451 */ 4452static int 4453get_params__post_init(struct adapter *sc) 4454{ 4455 int rc; 4456 uint32_t param[7], val[7]; 4457 struct fw_caps_config_cmd caps; 4458 4459 param[0] = FW_PARAM_PFVF(IQFLINT_START); 4460 param[1] = FW_PARAM_PFVF(EQ_START); 4461 param[2] = FW_PARAM_PFVF(FILTER_START); 4462 param[3] = FW_PARAM_PFVF(FILTER_END); 4463 param[4] = FW_PARAM_PFVF(L2T_START); 4464 param[5] = FW_PARAM_PFVF(L2T_END); 4465 param[6] = V_FW_PARAMS_MNEM(FW_PARAMS_MNEM_DEV) | 4466 V_FW_PARAMS_PARAM_X(FW_PARAMS_PARAM_DEV_DIAG) | 4467 V_FW_PARAMS_PARAM_Y(FW_PARAM_DEV_DIAG_VDD); 4468 rc = -t4_query_params(sc, sc->mbox, sc->pf, 0, 7, param, val); 4469 if (rc != 0) { 4470 device_printf(sc->dev, 4471 "failed to query parameters (post_init): %d.\n", rc); 4472 return (rc); 4473 } 4474 4475 sc->sge.iq_start = val[0]; 4476 sc->sge.eq_start = val[1]; 4477 if ((int)val[3] > (int)val[2]) { 4478 sc->tids.ftid_base = val[2]; 4479 sc->tids.ftid_end = val[3]; 4480 sc->tids.nftids = val[3] - val[2] + 1; 4481 } 4482 sc->vres.l2t.start = val[4]; 4483 sc->vres.l2t.size = val[5] - val[4] + 1; 4484 KASSERT(sc->vres.l2t.size <= L2T_SIZE, 4485 ("%s: L2 table size (%u) larger than expected (%u)", 4486 __func__, sc->vres.l2t.size, L2T_SIZE)); 4487 sc->params.core_vdd = val[6]; 4488 4489 param[0] = FW_PARAM_PFVF(IQFLINT_END); 4490 param[1] = FW_PARAM_PFVF(EQ_END); 4491 rc = -t4_query_params(sc, sc->mbox, sc->pf, 0, 2, param, val); 4492 if (rc != 0) { 4493 device_printf(sc->dev, 4494 "failed to query parameters (post_init2): %d.\n", rc); 4495 return (rc); 4496 } 4497 MPASS((int)val[0] >= sc->sge.iq_start); 4498 sc->sge.iqmap_sz = val[0] - sc->sge.iq_start + 1; 4499 MPASS((int)val[1] >= sc->sge.eq_start); 4500 sc->sge.eqmap_sz = val[1] - sc->sge.eq_start + 1; 4501 4502 if (chip_id(sc) >= CHELSIO_T6) { 4503 4504 sc->tids.tid_base = t4_read_reg(sc, 4505 A_LE_DB_ACTIVE_TABLE_START_INDEX); 4506 4507 param[0] = FW_PARAM_PFVF(HPFILTER_START); 4508 param[1] = FW_PARAM_PFVF(HPFILTER_END); 4509 rc = -t4_query_params(sc, sc->mbox, sc->pf, 0, 2, param, val); 4510 if (rc != 0) { 4511 device_printf(sc->dev, 4512 "failed to query hpfilter parameters: %d.\n", rc); 4513 return (rc); 4514 } 4515 if ((int)val[1] > (int)val[0]) { 4516 sc->tids.hpftid_base = val[0]; 4517 sc->tids.hpftid_end = val[1]; 4518 sc->tids.nhpftids = val[1] - val[0] + 1; 4519 4520 /* 4521 * These should go off if the layout changes and the 4522 * driver needs to catch up. 4523 */ 4524 MPASS(sc->tids.hpftid_base == 0); 4525 MPASS(sc->tids.tid_base == sc->tids.nhpftids); 4526 } 4527 4528 param[0] = FW_PARAM_PFVF(RAWF_START); 4529 param[1] = FW_PARAM_PFVF(RAWF_END); 4530 rc = -t4_query_params(sc, sc->mbox, sc->pf, 0, 2, param, val); 4531 if (rc != 0) { 4532 device_printf(sc->dev, 4533 "failed to query rawf parameters: %d.\n", rc); 4534 return (rc); 4535 } 4536 if ((int)val[1] > (int)val[0]) { 4537 sc->rawf_base = val[0]; 4538 sc->nrawf = val[1] - val[0] + 1; 4539 } 4540 } 4541 4542 /* 4543 * MPSBGMAP is queried separately because only recent firmwares support 4544 * it as a parameter and we don't want the compound query above to fail 4545 * on older firmwares. 4546 */ 4547 param[0] = FW_PARAM_DEV(MPSBGMAP); 4548 val[0] = 0; 4549 rc = -t4_query_params(sc, sc->mbox, sc->pf, 0, 1, param, val); 4550 if (rc == 0) 4551 sc->params.mps_bg_map = val[0]; 4552 else 4553 sc->params.mps_bg_map = 0; 4554 4555 /* 4556 * Determine whether the firmware supports the filter2 work request. 4557 * This is queried separately for the same reason as MPSBGMAP above. 4558 */ 4559 param[0] = FW_PARAM_DEV(FILTER2_WR); 4560 val[0] = 0; 4561 rc = -t4_query_params(sc, sc->mbox, sc->pf, 0, 1, param, val); 4562 if (rc == 0) 4563 sc->params.filter2_wr_support = val[0] != 0; 4564 else 4565 sc->params.filter2_wr_support = 0; 4566 4567 /* 4568 * Find out whether we're allowed to use the ULPTX MEMWRITE DSGL. 4569 * This is queried separately for the same reason as other params above. 4570 */ 4571 param[0] = FW_PARAM_DEV(ULPTX_MEMWRITE_DSGL); 4572 val[0] = 0; 4573 rc = -t4_query_params(sc, sc->mbox, sc->pf, 0, 1, param, val); 4574 if (rc == 0) 4575 sc->params.ulptx_memwrite_dsgl = val[0] != 0; 4576 else 4577 sc->params.ulptx_memwrite_dsgl = false; 4578 4579 /* FW_RI_FR_NSMR_TPTE_WR support */ 4580 param[0] = FW_PARAM_DEV(RI_FR_NSMR_TPTE_WR); 4581 rc = -t4_query_params(sc, sc->mbox, sc->pf, 0, 1, param, val); 4582 if (rc == 0) 4583 sc->params.fr_nsmr_tpte_wr_support = val[0] != 0; 4584 else 4585 sc->params.fr_nsmr_tpte_wr_support = false; 4586 4587 param[0] = FW_PARAM_PFVF(MAX_PKTS_PER_ETH_TX_PKTS_WR); 4588 rc = -t4_query_params(sc, sc->mbox, sc->pf, 0, 1, param, val); 4589 if (rc == 0) 4590 sc->params.max_pkts_per_eth_tx_pkts_wr = val[0]; 4591 else 4592 sc->params.max_pkts_per_eth_tx_pkts_wr = 15; 4593 4594 /* get capabilites */ 4595 bzero(&caps, sizeof(caps)); 4596 caps.op_to_write = htobe32(V_FW_CMD_OP(FW_CAPS_CONFIG_CMD) | 4597 F_FW_CMD_REQUEST | F_FW_CMD_READ); 4598 caps.cfvalid_to_len16 = htobe32(FW_LEN16(caps)); 4599 rc = -t4_wr_mbox(sc, sc->mbox, &caps, sizeof(caps), &caps); 4600 if (rc != 0) { 4601 device_printf(sc->dev, 4602 "failed to get card capabilities: %d.\n", rc); 4603 return (rc); 4604 } 4605 4606#define READ_CAPS(x) do { \ 4607 sc->x = htobe16(caps.x); \ 4608} while (0) 4609 READ_CAPS(nbmcaps); 4610 READ_CAPS(linkcaps); 4611 READ_CAPS(switchcaps); 4612 READ_CAPS(niccaps); 4613 READ_CAPS(toecaps); 4614 READ_CAPS(rdmacaps); 4615 READ_CAPS(cryptocaps); 4616 READ_CAPS(iscsicaps); 4617 READ_CAPS(fcoecaps); 4618 4619 if (sc->niccaps & FW_CAPS_CONFIG_NIC_HASHFILTER) { 4620 MPASS(chip_id(sc) > CHELSIO_T4); 4621 MPASS(sc->toecaps == 0); 4622 sc->toecaps = 0; 4623 4624 param[0] = FW_PARAM_DEV(NTID); 4625 rc = -t4_query_params(sc, sc->mbox, sc->pf, 0, 1, param, val); 4626 if (rc != 0) { 4627 device_printf(sc->dev, 4628 "failed to query HASHFILTER parameters: %d.\n", rc); 4629 return (rc); 4630 } 4631 sc->tids.ntids = val[0]; 4632 if (sc->params.fw_vers < FW_VERSION32(1, 20, 5, 0)) { 4633 MPASS(sc->tids.ntids >= sc->tids.nhpftids); 4634 sc->tids.ntids -= sc->tids.nhpftids; 4635 } 4636 sc->tids.natids = min(sc->tids.ntids / 2, MAX_ATIDS); 4637 sc->params.hash_filter = 1; 4638 } 4639 if (sc->niccaps & FW_CAPS_CONFIG_NIC_ETHOFLD) { 4640 param[0] = FW_PARAM_PFVF(ETHOFLD_START); 4641 param[1] = FW_PARAM_PFVF(ETHOFLD_END); 4642 param[2] = FW_PARAM_DEV(FLOWC_BUFFIFO_SZ); 4643 rc = -t4_query_params(sc, sc->mbox, sc->pf, 0, 3, param, val); 4644 if (rc != 0) { 4645 device_printf(sc->dev, 4646 "failed to query NIC parameters: %d.\n", rc); 4647 return (rc); 4648 } 4649 if ((int)val[1] > (int)val[0]) { 4650 sc->tids.etid_base = val[0]; 4651 sc->tids.etid_end = val[1]; 4652 sc->tids.netids = val[1] - val[0] + 1; 4653 sc->params.eo_wr_cred = val[2]; 4654 sc->params.ethoffload = 1; 4655 } 4656 } 4657 if (sc->toecaps) { 4658 /* query offload-related parameters */ 4659 param[0] = FW_PARAM_DEV(NTID); 4660 param[1] = FW_PARAM_PFVF(SERVER_START); 4661 param[2] = FW_PARAM_PFVF(SERVER_END); 4662 param[3] = FW_PARAM_PFVF(TDDP_START); 4663 param[4] = FW_PARAM_PFVF(TDDP_END); 4664 param[5] = FW_PARAM_DEV(FLOWC_BUFFIFO_SZ); 4665 rc = -t4_query_params(sc, sc->mbox, sc->pf, 0, 6, param, val); 4666 if (rc != 0) { 4667 device_printf(sc->dev, 4668 "failed to query TOE parameters: %d.\n", rc); 4669 return (rc); 4670 } 4671 sc->tids.ntids = val[0]; 4672 if (sc->params.fw_vers < FW_VERSION32(1, 20, 5, 0)) { 4673 MPASS(sc->tids.ntids >= sc->tids.nhpftids); 4674 sc->tids.ntids -= sc->tids.nhpftids; 4675 } 4676 sc->tids.natids = min(sc->tids.ntids / 2, MAX_ATIDS); 4677 if ((int)val[2] > (int)val[1]) { 4678 sc->tids.stid_base = val[1]; 4679 sc->tids.nstids = val[2] - val[1] + 1; 4680 } 4681 sc->vres.ddp.start = val[3]; 4682 sc->vres.ddp.size = val[4] - val[3] + 1; 4683 sc->params.ofldq_wr_cred = val[5]; 4684 sc->params.offload = 1; 4685 } else { 4686 /* 4687 * The firmware attempts memfree TOE configuration for -SO cards 4688 * and will report toecaps=0 if it runs out of resources (this 4689 * depends on the config file). It may not report 0 for other 4690 * capabilities dependent on the TOE in this case. Set them to 4691 * 0 here so that the driver doesn't bother tracking resources 4692 * that will never be used. 4693 */ 4694 sc->iscsicaps = 0; 4695 sc->rdmacaps = 0; 4696 } 4697 if (sc->rdmacaps) { 4698 param[0] = FW_PARAM_PFVF(STAG_START); 4699 param[1] = FW_PARAM_PFVF(STAG_END); 4700 param[2] = FW_PARAM_PFVF(RQ_START); 4701 param[3] = FW_PARAM_PFVF(RQ_END); 4702 param[4] = FW_PARAM_PFVF(PBL_START); 4703 param[5] = FW_PARAM_PFVF(PBL_END); 4704 rc = -t4_query_params(sc, sc->mbox, sc->pf, 0, 6, param, val); 4705 if (rc != 0) { 4706 device_printf(sc->dev, 4707 "failed to query RDMA parameters(1): %d.\n", rc); 4708 return (rc); 4709 } 4710 sc->vres.stag.start = val[0]; 4711 sc->vres.stag.size = val[1] - val[0] + 1; 4712 sc->vres.rq.start = val[2]; 4713 sc->vres.rq.size = val[3] - val[2] + 1; 4714 sc->vres.pbl.start = val[4]; 4715 sc->vres.pbl.size = val[5] - val[4] + 1; 4716 4717 param[0] = FW_PARAM_PFVF(SQRQ_START); 4718 param[1] = FW_PARAM_PFVF(SQRQ_END); 4719 param[2] = FW_PARAM_PFVF(CQ_START); 4720 param[3] = FW_PARAM_PFVF(CQ_END); 4721 param[4] = FW_PARAM_PFVF(OCQ_START); 4722 param[5] = FW_PARAM_PFVF(OCQ_END); 4723 rc = -t4_query_params(sc, sc->mbox, sc->pf, 0, 6, param, val); 4724 if (rc != 0) { 4725 device_printf(sc->dev, 4726 "failed to query RDMA parameters(2): %d.\n", rc); 4727 return (rc); 4728 } 4729 sc->vres.qp.start = val[0]; 4730 sc->vres.qp.size = val[1] - val[0] + 1; 4731 sc->vres.cq.start = val[2]; 4732 sc->vres.cq.size = val[3] - val[2] + 1; 4733 sc->vres.ocq.start = val[4]; 4734 sc->vres.ocq.size = val[5] - val[4] + 1; 4735 4736 param[0] = FW_PARAM_PFVF(SRQ_START); 4737 param[1] = FW_PARAM_PFVF(SRQ_END); 4738 param[2] = FW_PARAM_DEV(MAXORDIRD_QP); 4739 param[3] = FW_PARAM_DEV(MAXIRD_ADAPTER); 4740 rc = -t4_query_params(sc, sc->mbox, sc->pf, 0, 4, param, val); 4741 if (rc != 0) { 4742 device_printf(sc->dev, 4743 "failed to query RDMA parameters(3): %d.\n", rc); 4744 return (rc); 4745 } 4746 sc->vres.srq.start = val[0]; 4747 sc->vres.srq.size = val[1] - val[0] + 1; 4748 sc->params.max_ordird_qp = val[2]; 4749 sc->params.max_ird_adapter = val[3]; 4750 } 4751 if (sc->iscsicaps) { 4752 param[0] = FW_PARAM_PFVF(ISCSI_START); 4753 param[1] = FW_PARAM_PFVF(ISCSI_END); 4754 rc = -t4_query_params(sc, sc->mbox, sc->pf, 0, 2, param, val); 4755 if (rc != 0) { 4756 device_printf(sc->dev, 4757 "failed to query iSCSI parameters: %d.\n", rc); 4758 return (rc); 4759 } 4760 sc->vres.iscsi.start = val[0]; 4761 sc->vres.iscsi.size = val[1] - val[0] + 1; 4762 } 4763 if (sc->cryptocaps & FW_CAPS_CONFIG_TLSKEYS) { 4764 param[0] = FW_PARAM_PFVF(TLS_START); 4765 param[1] = FW_PARAM_PFVF(TLS_END); 4766 rc = -t4_query_params(sc, sc->mbox, sc->pf, 0, 2, param, val); 4767 if (rc != 0) { 4768 device_printf(sc->dev, 4769 "failed to query TLS parameters: %d.\n", rc); 4770 return (rc); 4771 } 4772 sc->vres.key.start = val[0]; 4773 sc->vres.key.size = val[1] - val[0] + 1; 4774 } 4775 4776 /* 4777 * We've got the params we wanted to query directly from the firmware. 4778 * Grab some others via other means. 4779 */ 4780 t4_init_sge_params(sc); 4781 t4_init_tp_params(sc); 4782 t4_read_mtu_tbl(sc, sc->params.mtus, NULL); 4783 t4_load_mtus(sc, sc->params.mtus, sc->params.a_wnd, sc->params.b_wnd); 4784 4785 rc = t4_verify_chip_settings(sc); 4786 if (rc != 0) 4787 return (rc); 4788 t4_init_rx_buf_info(sc); 4789 4790 return (rc); 4791} 4792 4793#ifdef KERN_TLS 4794static void 4795ktls_tick(void *arg) 4796{ 4797 struct adapter *sc; 4798 uint32_t tstamp; 4799 4800 sc = arg; 4801 if (sc->flags & KERN_TLS_ON) { 4802 tstamp = tcp_ts_getticks(); 4803 t4_write_reg(sc, A_TP_SYNC_TIME_HI, tstamp >> 1); 4804 t4_write_reg(sc, A_TP_SYNC_TIME_LO, tstamp << 31); 4805 } 4806 callout_schedule_sbt(&sc->ktls_tick, SBT_1MS, 0, C_HARDCLOCK); 4807} 4808 4809static int 4810t4_config_kern_tls(struct adapter *sc, bool enable) 4811{ 4812 int rc; 4813 uint32_t param = V_FW_PARAMS_MNEM(FW_PARAMS_MNEM_DEV) | 4814 V_FW_PARAMS_PARAM_X(FW_PARAMS_PARAM_DEV_KTLS_HW) | 4815 V_FW_PARAMS_PARAM_Y(enable ? 1 : 0) | 4816 V_FW_PARAMS_PARAM_Z(FW_PARAMS_PARAM_DEV_KTLS_HW_USER_ENABLE); 4817 4818 rc = -t4_set_params(sc, sc->mbox, sc->pf, 0, 1, ¶m, ¶m); 4819 if (rc != 0) { 4820 CH_ERR(sc, "failed to %s NIC TLS: %d\n", 4821 enable ? "enable" : "disable", rc); 4822 return (rc); 4823 } 4824 4825 if (enable) 4826 sc->flags |= KERN_TLS_ON; 4827 else 4828 sc->flags &= ~KERN_TLS_ON; 4829 4830 return (rc); 4831} 4832#endif 4833 4834static int 4835set_params__post_init(struct adapter *sc) 4836{ 4837 uint32_t mask, param, val; 4838#ifdef TCP_OFFLOAD 4839 int i, v, shift; 4840#endif 4841 4842 /* ask for encapsulated CPLs */ 4843 param = FW_PARAM_PFVF(CPLFW4MSG_ENCAP); 4844 val = 1; 4845 (void)t4_set_params(sc, sc->mbox, sc->pf, 0, 1, ¶m, &val); 4846 4847 /* Enable 32b port caps if the firmware supports it. */ 4848 param = FW_PARAM_PFVF(PORT_CAPS32); 4849 val = 1; 4850 if (t4_set_params(sc, sc->mbox, sc->pf, 0, 1, ¶m, &val) == 0) 4851 sc->params.port_caps32 = 1; 4852 4853 /* Let filter + maskhash steer to a part of the VI's RSS region. */ 4854 val = 1 << (G_MASKSIZE(t4_read_reg(sc, A_TP_RSS_CONFIG_TNL)) - 1); 4855 t4_set_reg_field(sc, A_TP_RSS_CONFIG_TNL, V_MASKFILTER(M_MASKFILTER), 4856 V_MASKFILTER(val - 1)); 4857 4858 mask = F_DROPERRORANY | F_DROPERRORMAC | F_DROPERRORIPVER | 4859 F_DROPERRORFRAG | F_DROPERRORATTACK | F_DROPERRORETHHDRLEN | 4860 F_DROPERRORIPHDRLEN | F_DROPERRORTCPHDRLEN | F_DROPERRORPKTLEN | 4861 F_DROPERRORTCPOPT | F_DROPERRORCSUMIP | F_DROPERRORCSUM; 4862 val = 0; 4863 if (chip_id(sc) < CHELSIO_T6 && t4_attack_filter != 0) { 4864 t4_set_reg_field(sc, A_TP_GLOBAL_CONFIG, F_ATTACKFILTERENABLE, 4865 F_ATTACKFILTERENABLE); 4866 val |= F_DROPERRORATTACK; 4867 } 4868 if (t4_drop_ip_fragments != 0) { 4869 t4_set_reg_field(sc, A_TP_GLOBAL_CONFIG, F_FRAGMENTDROP, 4870 F_FRAGMENTDROP); 4871 val |= F_DROPERRORFRAG; 4872 } 4873 if (t4_drop_pkts_with_l2_errors != 0) 4874 val |= F_DROPERRORMAC | F_DROPERRORETHHDRLEN; 4875 if (t4_drop_pkts_with_l3_errors != 0) { 4876 val |= F_DROPERRORIPVER | F_DROPERRORIPHDRLEN | 4877 F_DROPERRORCSUMIP; 4878 } 4879 if (t4_drop_pkts_with_l4_errors != 0) { 4880 val |= F_DROPERRORTCPHDRLEN | F_DROPERRORPKTLEN | 4881 F_DROPERRORTCPOPT | F_DROPERRORCSUM; 4882 } 4883 t4_set_reg_field(sc, A_TP_ERR_CONFIG, mask, val); 4884 4885#ifdef TCP_OFFLOAD 4886 /* 4887 * Override the TOE timers with user provided tunables. This is not the 4888 * recommended way to change the timers (the firmware config file is) so 4889 * these tunables are not documented. 4890 * 4891 * All the timer tunables are in microseconds. 4892 */ 4893 if (t4_toe_keepalive_idle != 0) { 4894 v = us_to_tcp_ticks(sc, t4_toe_keepalive_idle); 4895 v &= M_KEEPALIVEIDLE; 4896 t4_set_reg_field(sc, A_TP_KEEP_IDLE, 4897 V_KEEPALIVEIDLE(M_KEEPALIVEIDLE), V_KEEPALIVEIDLE(v)); 4898 } 4899 if (t4_toe_keepalive_interval != 0) { 4900 v = us_to_tcp_ticks(sc, t4_toe_keepalive_interval); 4901 v &= M_KEEPALIVEINTVL; 4902 t4_set_reg_field(sc, A_TP_KEEP_INTVL, 4903 V_KEEPALIVEINTVL(M_KEEPALIVEINTVL), V_KEEPALIVEINTVL(v)); 4904 } 4905 if (t4_toe_keepalive_count != 0) { 4906 v = t4_toe_keepalive_count & M_KEEPALIVEMAXR2; 4907 t4_set_reg_field(sc, A_TP_SHIFT_CNT, 4908 V_KEEPALIVEMAXR1(M_KEEPALIVEMAXR1) | 4909 V_KEEPALIVEMAXR2(M_KEEPALIVEMAXR2), 4910 V_KEEPALIVEMAXR1(1) | V_KEEPALIVEMAXR2(v)); 4911 } 4912 if (t4_toe_rexmt_min != 0) { 4913 v = us_to_tcp_ticks(sc, t4_toe_rexmt_min); 4914 v &= M_RXTMIN; 4915 t4_set_reg_field(sc, A_TP_RXT_MIN, 4916 V_RXTMIN(M_RXTMIN), V_RXTMIN(v)); 4917 } 4918 if (t4_toe_rexmt_max != 0) { 4919 v = us_to_tcp_ticks(sc, t4_toe_rexmt_max); 4920 v &= M_RXTMAX; 4921 t4_set_reg_field(sc, A_TP_RXT_MAX, 4922 V_RXTMAX(M_RXTMAX), V_RXTMAX(v)); 4923 } 4924 if (t4_toe_rexmt_count != 0) { 4925 v = t4_toe_rexmt_count & M_RXTSHIFTMAXR2; 4926 t4_set_reg_field(sc, A_TP_SHIFT_CNT, 4927 V_RXTSHIFTMAXR1(M_RXTSHIFTMAXR1) | 4928 V_RXTSHIFTMAXR2(M_RXTSHIFTMAXR2), 4929 V_RXTSHIFTMAXR1(1) | V_RXTSHIFTMAXR2(v)); 4930 } 4931 for (i = 0; i < nitems(t4_toe_rexmt_backoff); i++) { 4932 if (t4_toe_rexmt_backoff[i] != -1) { 4933 v = t4_toe_rexmt_backoff[i] & M_TIMERBACKOFFINDEX0; 4934 shift = (i & 3) << 3; 4935 t4_set_reg_field(sc, A_TP_TCP_BACKOFF_REG0 + (i & ~3), 4936 M_TIMERBACKOFFINDEX0 << shift, v << shift); 4937 } 4938 } 4939#endif 4940 4941#ifdef KERN_TLS 4942 if (sc->cryptocaps & FW_CAPS_CONFIG_TLSKEYS && 4943 sc->toecaps & FW_CAPS_CONFIG_TOE) { 4944 /* 4945 * Limit TOE connections to 2 reassembly "islands". This is 4946 * required for TOE TLS connections to downgrade to plain TOE 4947 * connections if an unsupported TLS version or ciphersuite is 4948 * used. 4949 */ 4950 t4_tp_wr_bits_indirect(sc, A_TP_FRAG_CONFIG, 4951 V_PASSMODE(M_PASSMODE), V_PASSMODE(2)); 4952 if (is_ktls(sc)) { 4953 sc->tlst.inline_keys = t4_tls_inline_keys; 4954 sc->tlst.combo_wrs = t4_tls_combo_wrs; 4955 if (t4_kern_tls != 0) 4956 t4_config_kern_tls(sc, true); 4957 } 4958 } 4959#endif 4960 return (0); 4961} 4962 4963#undef FW_PARAM_PFVF 4964#undef FW_PARAM_DEV 4965 4966static void 4967t4_set_desc(struct adapter *sc) 4968{ 4969 char buf[128]; 4970 struct adapter_params *p = &sc->params; 4971 4972 snprintf(buf, sizeof(buf), "Chelsio %s", p->vpd.id); 4973 4974 device_set_desc_copy(sc->dev, buf); 4975} 4976 4977static inline void 4978ifmedia_add4(struct ifmedia *ifm, int m) 4979{ 4980 4981 ifmedia_add(ifm, m, 0, NULL); 4982 ifmedia_add(ifm, m | IFM_ETH_TXPAUSE, 0, NULL); 4983 ifmedia_add(ifm, m | IFM_ETH_RXPAUSE, 0, NULL); 4984 ifmedia_add(ifm, m | IFM_ETH_TXPAUSE | IFM_ETH_RXPAUSE, 0, NULL); 4985} 4986 4987/* 4988 * This is the selected media, which is not quite the same as the active media. 4989 * The media line in ifconfig is "media: Ethernet selected (active)" if selected 4990 * and active are not the same, and "media: Ethernet selected" otherwise. 4991 */ 4992static void 4993set_current_media(struct port_info *pi) 4994{ 4995 struct link_config *lc; 4996 struct ifmedia *ifm; 4997 int mword; 4998 u_int speed; 4999 5000 PORT_LOCK_ASSERT_OWNED(pi); 5001 5002 /* Leave current media alone if it's already set to IFM_NONE. */ 5003 ifm = &pi->media; 5004 if (ifm->ifm_cur != NULL && 5005 IFM_SUBTYPE(ifm->ifm_cur->ifm_media) == IFM_NONE) 5006 return; 5007 5008 lc = &pi->link_cfg; 5009 if (lc->requested_aneg != AUTONEG_DISABLE && 5010 lc->pcaps & FW_PORT_CAP32_ANEG) { 5011 ifmedia_set(ifm, IFM_ETHER | IFM_AUTO); 5012 return; 5013 } 5014 mword = IFM_ETHER | IFM_FDX; 5015 if (lc->requested_fc & PAUSE_TX) 5016 mword |= IFM_ETH_TXPAUSE; 5017 if (lc->requested_fc & PAUSE_RX) 5018 mword |= IFM_ETH_RXPAUSE; 5019 if (lc->requested_speed == 0) 5020 speed = port_top_speed(pi) * 1000; /* Gbps -> Mbps */ 5021 else 5022 speed = lc->requested_speed; 5023 mword |= port_mword(pi, speed_to_fwcap(speed)); 5024 ifmedia_set(ifm, mword); 5025} 5026 5027/* 5028 * Returns true if the ifmedia list for the port cannot change. 5029 */ 5030static bool 5031fixed_ifmedia(struct port_info *pi) 5032{ 5033 5034 return (pi->port_type == FW_PORT_TYPE_BT_SGMII || 5035 pi->port_type == FW_PORT_TYPE_BT_XFI || 5036 pi->port_type == FW_PORT_TYPE_BT_XAUI || 5037 pi->port_type == FW_PORT_TYPE_KX4 || 5038 pi->port_type == FW_PORT_TYPE_KX || 5039 pi->port_type == FW_PORT_TYPE_KR || 5040 pi->port_type == FW_PORT_TYPE_BP_AP || 5041 pi->port_type == FW_PORT_TYPE_BP4_AP || 5042 pi->port_type == FW_PORT_TYPE_BP40_BA || 5043 pi->port_type == FW_PORT_TYPE_KR4_100G || 5044 pi->port_type == FW_PORT_TYPE_KR_SFP28 || 5045 pi->port_type == FW_PORT_TYPE_KR_XLAUI); 5046} 5047 5048static void 5049build_medialist(struct port_info *pi) 5050{ 5051 uint32_t ss, speed; 5052 int unknown, mword, bit; 5053 struct link_config *lc; 5054 struct ifmedia *ifm; 5055 5056 PORT_LOCK_ASSERT_OWNED(pi); 5057 5058 if (pi->flags & FIXED_IFMEDIA) 5059 return; 5060 5061 /* 5062 * Rebuild the ifmedia list. 5063 */ 5064 ifm = &pi->media; 5065 ifmedia_removeall(ifm); 5066 lc = &pi->link_cfg; 5067 ss = G_FW_PORT_CAP32_SPEED(lc->pcaps); /* Supported Speeds */ 5068 if (__predict_false(ss == 0)) { /* not supposed to happen. */ 5069 MPASS(ss != 0); 5070no_media: 5071 MPASS(LIST_EMPTY(&ifm->ifm_list)); 5072 ifmedia_add(ifm, IFM_ETHER | IFM_NONE, 0, NULL); 5073 ifmedia_set(ifm, IFM_ETHER | IFM_NONE); 5074 return; 5075 } 5076 5077 unknown = 0; 5078 for (bit = S_FW_PORT_CAP32_SPEED; bit < fls(ss); bit++) { 5079 speed = 1 << bit; 5080 MPASS(speed & M_FW_PORT_CAP32_SPEED); 5081 if (ss & speed) { 5082 mword = port_mword(pi, speed); 5083 if (mword == IFM_NONE) { 5084 goto no_media; 5085 } else if (mword == IFM_UNKNOWN) 5086 unknown++; 5087 else 5088 ifmedia_add4(ifm, IFM_ETHER | IFM_FDX | mword); 5089 } 5090 } 5091 if (unknown > 0) /* Add one unknown for all unknown media types. */ 5092 ifmedia_add4(ifm, IFM_ETHER | IFM_FDX | IFM_UNKNOWN); 5093 if (lc->pcaps & FW_PORT_CAP32_ANEG) 5094 ifmedia_add(ifm, IFM_ETHER | IFM_AUTO, 0, NULL); 5095 5096 set_current_media(pi); 5097} 5098 5099/* 5100 * Initialize the requested fields in the link config based on driver tunables. 5101 */ 5102static void 5103init_link_config(struct port_info *pi) 5104{ 5105 struct link_config *lc = &pi->link_cfg; 5106 5107 PORT_LOCK_ASSERT_OWNED(pi); 5108 5109 lc->requested_speed = 0; 5110 5111 if (t4_autoneg == 0) 5112 lc->requested_aneg = AUTONEG_DISABLE; 5113 else if (t4_autoneg == 1) 5114 lc->requested_aneg = AUTONEG_ENABLE; 5115 else 5116 lc->requested_aneg = AUTONEG_AUTO; 5117 5118 lc->requested_fc = t4_pause_settings & (PAUSE_TX | PAUSE_RX | 5119 PAUSE_AUTONEG); 5120 5121 if (t4_fec & FEC_AUTO) 5122 lc->requested_fec = FEC_AUTO; 5123 else if (t4_fec == 0) 5124 lc->requested_fec = FEC_NONE; 5125 else { 5126 /* -1 is handled by the FEC_AUTO block above and not here. */ 5127 lc->requested_fec = t4_fec & 5128 (FEC_RS | FEC_BASER_RS | FEC_NONE | FEC_MODULE); 5129 if (lc->requested_fec == 0) 5130 lc->requested_fec = FEC_AUTO; 5131 } 5132} 5133 5134/* 5135 * Makes sure that all requested settings comply with what's supported by the 5136 * port. Returns the number of settings that were invalid and had to be fixed. 5137 */ 5138static int 5139fixup_link_config(struct port_info *pi) 5140{ 5141 int n = 0; 5142 struct link_config *lc = &pi->link_cfg; 5143 uint32_t fwspeed; 5144 5145 PORT_LOCK_ASSERT_OWNED(pi); 5146 5147 /* Speed (when not autonegotiating) */ 5148 if (lc->requested_speed != 0) { 5149 fwspeed = speed_to_fwcap(lc->requested_speed); 5150 if ((fwspeed & lc->pcaps) == 0) { 5151 n++; 5152 lc->requested_speed = 0; 5153 } 5154 } 5155 5156 /* Link autonegotiation */ 5157 MPASS(lc->requested_aneg == AUTONEG_ENABLE || 5158 lc->requested_aneg == AUTONEG_DISABLE || 5159 lc->requested_aneg == AUTONEG_AUTO); 5160 if (lc->requested_aneg == AUTONEG_ENABLE && 5161 !(lc->pcaps & FW_PORT_CAP32_ANEG)) { 5162 n++; 5163 lc->requested_aneg = AUTONEG_AUTO; 5164 } 5165 5166 /* Flow control */ 5167 MPASS((lc->requested_fc & ~(PAUSE_TX | PAUSE_RX | PAUSE_AUTONEG)) == 0); 5168 if (lc->requested_fc & PAUSE_TX && 5169 !(lc->pcaps & FW_PORT_CAP32_FC_TX)) { 5170 n++; 5171 lc->requested_fc &= ~PAUSE_TX; 5172 } 5173 if (lc->requested_fc & PAUSE_RX && 5174 !(lc->pcaps & FW_PORT_CAP32_FC_RX)) { 5175 n++; 5176 lc->requested_fc &= ~PAUSE_RX; 5177 } 5178 if (!(lc->requested_fc & PAUSE_AUTONEG) && 5179 !(lc->pcaps & FW_PORT_CAP32_FORCE_PAUSE)) { 5180 n++; 5181 lc->requested_fc |= PAUSE_AUTONEG; 5182 } 5183 5184 /* FEC */ 5185 if ((lc->requested_fec & FEC_RS && 5186 !(lc->pcaps & FW_PORT_CAP32_FEC_RS)) || 5187 (lc->requested_fec & FEC_BASER_RS && 5188 !(lc->pcaps & FW_PORT_CAP32_FEC_BASER_RS))) { 5189 n++; 5190 lc->requested_fec = FEC_AUTO; 5191 } 5192 5193 return (n); 5194} 5195 5196/* 5197 * Apply the requested L1 settings, which are expected to be valid, to the 5198 * hardware. 5199 */ 5200static int 5201apply_link_config(struct port_info *pi) 5202{ 5203 struct adapter *sc = pi->adapter; 5204 struct link_config *lc = &pi->link_cfg; 5205 int rc; 5206 5207#ifdef INVARIANTS 5208 ASSERT_SYNCHRONIZED_OP(sc); 5209 PORT_LOCK_ASSERT_OWNED(pi); 5210 5211 if (lc->requested_aneg == AUTONEG_ENABLE) 5212 MPASS(lc->pcaps & FW_PORT_CAP32_ANEG); 5213 if (!(lc->requested_fc & PAUSE_AUTONEG)) 5214 MPASS(lc->pcaps & FW_PORT_CAP32_FORCE_PAUSE); 5215 if (lc->requested_fc & PAUSE_TX) 5216 MPASS(lc->pcaps & FW_PORT_CAP32_FC_TX); 5217 if (lc->requested_fc & PAUSE_RX) 5218 MPASS(lc->pcaps & FW_PORT_CAP32_FC_RX); 5219 if (lc->requested_fec & FEC_RS) 5220 MPASS(lc->pcaps & FW_PORT_CAP32_FEC_RS); 5221 if (lc->requested_fec & FEC_BASER_RS) 5222 MPASS(lc->pcaps & FW_PORT_CAP32_FEC_BASER_RS); 5223#endif 5224 rc = -t4_link_l1cfg(sc, sc->mbox, pi->tx_chan, lc); 5225 if (rc != 0) { 5226 /* Don't complain if the VF driver gets back an EPERM. */ 5227 if (!(sc->flags & IS_VF) || rc != FW_EPERM) 5228 device_printf(pi->dev, "l1cfg failed: %d\n", rc); 5229 } else { 5230 /* 5231 * An L1_CFG will almost always result in a link-change event if 5232 * the link is up, and the driver will refresh the actual 5233 * fec/fc/etc. when the notification is processed. If the link 5234 * is down then the actual settings are meaningless. 5235 * 5236 * This takes care of the case where a change in the L1 settings 5237 * may not result in a notification. 5238 */ 5239 if (lc->link_ok && !(lc->requested_fc & PAUSE_AUTONEG)) 5240 lc->fc = lc->requested_fc & (PAUSE_TX | PAUSE_RX); 5241 } 5242 return (rc); 5243} 5244 5245#define FW_MAC_EXACT_CHUNK 7 5246struct mcaddr_ctx { 5247 struct ifnet *ifp; 5248 const uint8_t *mcaddr[FW_MAC_EXACT_CHUNK]; 5249 uint64_t hash; 5250 int i; 5251 int del; 5252 int rc; 5253}; 5254 5255static u_int 5256add_maddr(void *arg, struct sockaddr_dl *sdl, u_int cnt) 5257{ 5258 struct mcaddr_ctx *ctx = arg; 5259 struct vi_info *vi = ctx->ifp->if_softc; 5260 struct port_info *pi = vi->pi; 5261 struct adapter *sc = pi->adapter; 5262 5263 if (ctx->rc < 0) 5264 return (0); 5265 5266 ctx->mcaddr[ctx->i] = LLADDR(sdl); 5267 MPASS(ETHER_IS_MULTICAST(ctx->mcaddr[ctx->i])); 5268 ctx->i++; 5269 5270 if (ctx->i == FW_MAC_EXACT_CHUNK) { 5271 ctx->rc = t4_alloc_mac_filt(sc, sc->mbox, vi->viid, ctx->del, 5272 ctx->i, ctx->mcaddr, NULL, &ctx->hash, 0); 5273 if (ctx->rc < 0) { 5274 int j; 5275 5276 for (j = 0; j < ctx->i; j++) { 5277 if_printf(ctx->ifp, 5278 "failed to add mc address" 5279 " %02x:%02x:%02x:" 5280 "%02x:%02x:%02x rc=%d\n", 5281 ctx->mcaddr[j][0], ctx->mcaddr[j][1], 5282 ctx->mcaddr[j][2], ctx->mcaddr[j][3], 5283 ctx->mcaddr[j][4], ctx->mcaddr[j][5], 5284 -ctx->rc); 5285 } 5286 return (0); 5287 } 5288 ctx->del = 0; 5289 ctx->i = 0; 5290 } 5291 5292 return (1); 5293} 5294 5295/* 5296 * Program the port's XGMAC based on parameters in ifnet. The caller also 5297 * indicates which parameters should be programmed (the rest are left alone). 5298 */ 5299int 5300update_mac_settings(struct ifnet *ifp, int flags) 5301{ 5302 int rc = 0; 5303 struct vi_info *vi = ifp->if_softc; 5304 struct port_info *pi = vi->pi; 5305 struct adapter *sc = pi->adapter; 5306 int mtu = -1, promisc = -1, allmulti = -1, vlanex = -1; 5307 uint8_t match_all_mac[ETHER_ADDR_LEN] = {0}; 5308 5309 ASSERT_SYNCHRONIZED_OP(sc); 5310 KASSERT(flags, ("%s: not told what to update.", __func__)); 5311 5312 if (flags & XGMAC_MTU) 5313 mtu = ifp->if_mtu; 5314 5315 if (flags & XGMAC_PROMISC) 5316 promisc = ifp->if_flags & IFF_PROMISC ? 1 : 0; 5317 5318 if (flags & XGMAC_ALLMULTI) 5319 allmulti = ifp->if_flags & IFF_ALLMULTI ? 1 : 0; 5320 5321 if (flags & XGMAC_VLANEX) 5322 vlanex = ifp->if_capenable & IFCAP_VLAN_HWTAGGING ? 1 : 0; 5323 5324 if (flags & (XGMAC_MTU|XGMAC_PROMISC|XGMAC_ALLMULTI|XGMAC_VLANEX)) { 5325 rc = -t4_set_rxmode(sc, sc->mbox, vi->viid, mtu, promisc, 5326 allmulti, 1, vlanex, false); 5327 if (rc) { 5328 if_printf(ifp, "set_rxmode (%x) failed: %d\n", flags, 5329 rc); 5330 return (rc); 5331 } 5332 } 5333 5334 if (flags & XGMAC_UCADDR) { 5335 uint8_t ucaddr[ETHER_ADDR_LEN]; 5336 5337 bcopy(IF_LLADDR(ifp), ucaddr, sizeof(ucaddr)); 5338 rc = t4_change_mac(sc, sc->mbox, vi->viid, vi->xact_addr_filt, 5339 ucaddr, true, &vi->smt_idx); 5340 if (rc < 0) { 5341 rc = -rc; 5342 if_printf(ifp, "change_mac failed: %d\n", rc); 5343 return (rc); 5344 } else { 5345 vi->xact_addr_filt = rc; 5346 rc = 0; 5347 } 5348 } 5349 5350 if (flags & XGMAC_MCADDRS) { 5351 struct epoch_tracker et; 5352 struct mcaddr_ctx ctx; 5353 int j; 5354 5355 ctx.ifp = ifp; 5356 ctx.hash = 0; 5357 ctx.i = 0; 5358 ctx.del = 1; 5359 ctx.rc = 0; 5360 /* 5361 * Unlike other drivers, we accumulate list of pointers into 5362 * interface address lists and we need to keep it safe even 5363 * after if_foreach_llmaddr() returns, thus we must enter the 5364 * network epoch. 5365 */ 5366 NET_EPOCH_ENTER(et); 5367 if_foreach_llmaddr(ifp, add_maddr, &ctx); 5368 if (ctx.rc < 0) { 5369 NET_EPOCH_EXIT(et); 5370 rc = -ctx.rc; 5371 return (rc); 5372 } 5373 if (ctx.i > 0) { 5374 rc = t4_alloc_mac_filt(sc, sc->mbox, vi->viid, 5375 ctx.del, ctx.i, ctx.mcaddr, NULL, &ctx.hash, 0); 5376 NET_EPOCH_EXIT(et); 5377 if (rc < 0) { 5378 rc = -rc; 5379 for (j = 0; j < ctx.i; j++) { 5380 if_printf(ifp, 5381 "failed to add mcast address" 5382 " %02x:%02x:%02x:" 5383 "%02x:%02x:%02x rc=%d\n", 5384 ctx.mcaddr[j][0], ctx.mcaddr[j][1], 5385 ctx.mcaddr[j][2], ctx.mcaddr[j][3], 5386 ctx.mcaddr[j][4], ctx.mcaddr[j][5], 5387 rc); 5388 } 5389 return (rc); 5390 } 5391 ctx.del = 0; 5392 } else 5393 NET_EPOCH_EXIT(et); 5394 5395 rc = -t4_set_addr_hash(sc, sc->mbox, vi->viid, 0, ctx.hash, 0); 5396 if (rc != 0) 5397 if_printf(ifp, "failed to set mcast address hash: %d\n", 5398 rc); 5399 if (ctx.del == 0) { 5400 /* We clobbered the VXLAN entry if there was one. */ 5401 pi->vxlan_tcam_entry = false; 5402 } 5403 } 5404 5405 if (IS_MAIN_VI(vi) && sc->vxlan_refcount > 0 && 5406 pi->vxlan_tcam_entry == false) { 5407 rc = t4_alloc_raw_mac_filt(sc, vi->viid, match_all_mac, 5408 match_all_mac, sc->rawf_base + pi->port_id, 1, pi->port_id, 5409 true); 5410 if (rc < 0) { 5411 rc = -rc; 5412 if_printf(ifp, "failed to add VXLAN TCAM entry: %d.\n", 5413 rc); 5414 } else { 5415 MPASS(rc == sc->rawf_base + pi->port_id); 5416 rc = 0; 5417 pi->vxlan_tcam_entry = true; 5418 } 5419 } 5420 5421 return (rc); 5422} 5423 5424/* 5425 * {begin|end}_synchronized_op must be called from the same thread. 5426 */ 5427int 5428begin_synchronized_op(struct adapter *sc, struct vi_info *vi, int flags, 5429 char *wmesg) 5430{ 5431 int rc, pri; 5432 5433#ifdef WITNESS 5434 /* the caller thinks it's ok to sleep, but is it really? */ 5435 if (flags & SLEEP_OK) 5436 WITNESS_WARN(WARN_GIANTOK | WARN_SLEEPOK, NULL, 5437 "begin_synchronized_op"); 5438#endif 5439 5440 if (INTR_OK) 5441 pri = PCATCH; 5442 else 5443 pri = 0; 5444 5445 ADAPTER_LOCK(sc); 5446 for (;;) { 5447 5448 if (vi && IS_DOOMED(vi)) { 5449 rc = ENXIO; 5450 goto done; 5451 } 5452 5453 if (!IS_BUSY(sc)) { 5454 rc = 0; 5455 break; 5456 } 5457 5458 if (!(flags & SLEEP_OK)) { 5459 rc = EBUSY; 5460 goto done; 5461 } 5462 5463 if (mtx_sleep(&sc->flags, &sc->sc_lock, pri, wmesg, 0)) { 5464 rc = EINTR; 5465 goto done; 5466 } 5467 } 5468 5469 KASSERT(!IS_BUSY(sc), ("%s: controller busy.", __func__)); 5470 SET_BUSY(sc); 5471#ifdef INVARIANTS 5472 sc->last_op = wmesg; 5473 sc->last_op_thr = curthread; 5474 sc->last_op_flags = flags; 5475#endif 5476 5477done: 5478 if (!(flags & HOLD_LOCK) || rc) 5479 ADAPTER_UNLOCK(sc); 5480 5481 return (rc); 5482} 5483 5484/* 5485 * Tell if_ioctl and if_init that the VI is going away. This is 5486 * special variant of begin_synchronized_op and must be paired with a 5487 * call to end_synchronized_op. 5488 */ 5489void 5490doom_vi(struct adapter *sc, struct vi_info *vi) 5491{ 5492 5493 ADAPTER_LOCK(sc); 5494 SET_DOOMED(vi); 5495 wakeup(&sc->flags); 5496 while (IS_BUSY(sc)) 5497 mtx_sleep(&sc->flags, &sc->sc_lock, 0, "t4detach", 0); 5498 SET_BUSY(sc); 5499#ifdef INVARIANTS 5500 sc->last_op = "t4detach"; 5501 sc->last_op_thr = curthread; 5502 sc->last_op_flags = 0; 5503#endif 5504 ADAPTER_UNLOCK(sc); 5505} 5506 5507/* 5508 * {begin|end}_synchronized_op must be called from the same thread. 5509 */ 5510void 5511end_synchronized_op(struct adapter *sc, int flags) 5512{ 5513 5514 if (flags & LOCK_HELD) 5515 ADAPTER_LOCK_ASSERT_OWNED(sc); 5516 else 5517 ADAPTER_LOCK(sc); 5518 5519 KASSERT(IS_BUSY(sc), ("%s: controller not busy.", __func__)); 5520 CLR_BUSY(sc); 5521 wakeup(&sc->flags); 5522 ADAPTER_UNLOCK(sc); 5523} 5524 5525static int 5526cxgbe_init_synchronized(struct vi_info *vi) 5527{ 5528 struct port_info *pi = vi->pi; 5529 struct adapter *sc = pi->adapter; 5530 struct ifnet *ifp = vi->ifp; 5531 int rc = 0, i; 5532 struct sge_txq *txq; 5533 5534 ASSERT_SYNCHRONIZED_OP(sc); 5535 5536 if (ifp->if_drv_flags & IFF_DRV_RUNNING) 5537 return (0); /* already running */ 5538 5539 if (!(sc->flags & FULL_INIT_DONE) && 5540 ((rc = adapter_full_init(sc)) != 0)) 5541 return (rc); /* error message displayed already */ 5542 5543 if (!(vi->flags & VI_INIT_DONE) && 5544 ((rc = vi_full_init(vi)) != 0)) 5545 return (rc); /* error message displayed already */ 5546 5547 rc = update_mac_settings(ifp, XGMAC_ALL); 5548 if (rc) 5549 goto done; /* error message displayed already */ 5550 5551 PORT_LOCK(pi); 5552 if (pi->up_vis == 0) { 5553 t4_update_port_info(pi); 5554 fixup_link_config(pi); 5555 build_medialist(pi); 5556 apply_link_config(pi); 5557 } 5558 5559 rc = -t4_enable_vi(sc, sc->mbox, vi->viid, true, true); 5560 if (rc != 0) { 5561 if_printf(ifp, "enable_vi failed: %d\n", rc); 5562 PORT_UNLOCK(pi); 5563 goto done; 5564 } 5565 5566 /* 5567 * Can't fail from this point onwards. Review cxgbe_uninit_synchronized 5568 * if this changes. 5569 */ 5570 5571 for_each_txq(vi, i, txq) { 5572 TXQ_LOCK(txq); 5573 txq->eq.flags |= EQ_ENABLED; 5574 TXQ_UNLOCK(txq); 5575 } 5576 5577 /* 5578 * The first iq of the first port to come up is used for tracing. 5579 */ 5580 if (sc->traceq < 0 && IS_MAIN_VI(vi)) { 5581 sc->traceq = sc->sge.rxq[vi->first_rxq].iq.abs_id; 5582 t4_write_reg(sc, is_t4(sc) ? A_MPS_TRC_RSS_CONTROL : 5583 A_MPS_T5_TRC_RSS_CONTROL, V_RSSCONTROL(pi->tx_chan) | 5584 V_QUEUENUMBER(sc->traceq)); 5585 pi->flags |= HAS_TRACEQ; 5586 } 5587 5588 /* all ok */ 5589 pi->up_vis++; 5590 ifp->if_drv_flags |= IFF_DRV_RUNNING; 5591 if (pi->link_cfg.link_ok) 5592 t4_os_link_changed(pi); 5593 PORT_UNLOCK(pi); 5594 5595 mtx_lock(&vi->tick_mtx); 5596 if (ifp->if_get_counter == vi_get_counter) 5597 callout_reset(&vi->tick, hz, vi_tick, vi); 5598 else 5599 callout_reset(&vi->tick, hz, cxgbe_tick, vi); 5600 mtx_unlock(&vi->tick_mtx); 5601done: 5602 if (rc != 0) 5603 cxgbe_uninit_synchronized(vi); 5604 5605 return (rc); 5606} 5607 5608/* 5609 * Idempotent. 5610 */ 5611static int 5612cxgbe_uninit_synchronized(struct vi_info *vi) 5613{ 5614 struct port_info *pi = vi->pi; 5615 struct adapter *sc = pi->adapter; 5616 struct ifnet *ifp = vi->ifp; 5617 int rc, i; 5618 struct sge_txq *txq; 5619 5620 ASSERT_SYNCHRONIZED_OP(sc); 5621 5622 if (!(vi->flags & VI_INIT_DONE)) { 5623 if (__predict_false(ifp->if_drv_flags & IFF_DRV_RUNNING)) { 5624 KASSERT(0, ("uninited VI is running")); 5625 if_printf(ifp, "uninited VI with running ifnet. " 5626 "vi->flags 0x%016lx, if_flags 0x%08x, " 5627 "if_drv_flags 0x%08x\n", vi->flags, ifp->if_flags, 5628 ifp->if_drv_flags); 5629 } 5630 return (0); 5631 } 5632 5633 /* 5634 * Disable the VI so that all its data in either direction is discarded 5635 * by the MPS. Leave everything else (the queues, interrupts, and 1Hz 5636 * tick) intact as the TP can deliver negative advice or data that it's 5637 * holding in its RAM (for an offloaded connection) even after the VI is 5638 * disabled. 5639 */ 5640 rc = -t4_enable_vi(sc, sc->mbox, vi->viid, false, false); 5641 if (rc) { 5642 if_printf(ifp, "disable_vi failed: %d\n", rc); 5643 return (rc); 5644 } 5645 5646 for_each_txq(vi, i, txq) { 5647 TXQ_LOCK(txq); 5648 txq->eq.flags &= ~EQ_ENABLED; 5649 TXQ_UNLOCK(txq); 5650 } 5651 5652 mtx_lock(&vi->tick_mtx); 5653 callout_stop(&vi->tick); 5654 mtx_unlock(&vi->tick_mtx); 5655 5656 PORT_LOCK(pi); 5657 if (!(ifp->if_drv_flags & IFF_DRV_RUNNING)) { 5658 PORT_UNLOCK(pi); 5659 return (0); 5660 } 5661 ifp->if_drv_flags &= ~IFF_DRV_RUNNING; 5662 pi->up_vis--; 5663 if (pi->up_vis > 0) { 5664 PORT_UNLOCK(pi); 5665 return (0); 5666 } 5667 5668 pi->link_cfg.link_ok = false; 5669 pi->link_cfg.speed = 0; 5670 pi->link_cfg.link_down_rc = 255; 5671 t4_os_link_changed(pi); 5672 PORT_UNLOCK(pi); 5673 5674 return (0); 5675} 5676 5677/* 5678 * It is ok for this function to fail midway and return right away. t4_detach 5679 * will walk the entire sc->irq list and clean up whatever is valid. 5680 */ 5681int 5682t4_setup_intr_handlers(struct adapter *sc) 5683{ 5684 int rc, rid, p, q, v; 5685 char s[8]; 5686 struct irq *irq; 5687 struct port_info *pi; 5688 struct vi_info *vi; 5689 struct sge *sge = &sc->sge; 5690 struct sge_rxq *rxq; 5691#ifdef TCP_OFFLOAD 5692 struct sge_ofld_rxq *ofld_rxq; 5693#endif 5694#ifdef DEV_NETMAP 5695 struct sge_nm_rxq *nm_rxq; 5696#endif 5697#ifdef RSS 5698 int nbuckets = rss_getnumbuckets(); 5699#endif 5700 5701 /* 5702 * Setup interrupts. 5703 */ 5704 irq = &sc->irq[0]; 5705 rid = sc->intr_type == INTR_INTX ? 0 : 1; 5706 if (forwarding_intr_to_fwq(sc)) 5707 return (t4_alloc_irq(sc, irq, rid, t4_intr_all, sc, "all")); 5708 5709 /* Multiple interrupts. */ 5710 if (sc->flags & IS_VF) 5711 KASSERT(sc->intr_count >= T4VF_EXTRA_INTR + sc->params.nports, 5712 ("%s: too few intr.", __func__)); 5713 else 5714 KASSERT(sc->intr_count >= T4_EXTRA_INTR + sc->params.nports, 5715 ("%s: too few intr.", __func__)); 5716 5717 /* The first one is always error intr on PFs */ 5718 if (!(sc->flags & IS_VF)) { 5719 rc = t4_alloc_irq(sc, irq, rid, t4_intr_err, sc, "err"); 5720 if (rc != 0) 5721 return (rc); 5722 irq++; 5723 rid++; 5724 } 5725 5726 /* The second one is always the firmware event queue (first on VFs) */ 5727 rc = t4_alloc_irq(sc, irq, rid, t4_intr_evt, &sge->fwq, "evt"); 5728 if (rc != 0) 5729 return (rc); 5730 irq++; 5731 rid++; 5732 5733 for_each_port(sc, p) { 5734 pi = sc->port[p]; 5735 for_each_vi(pi, v, vi) { 5736 vi->first_intr = rid - 1; 5737 5738 if (vi->nnmrxq > 0) { 5739 int n = max(vi->nrxq, vi->nnmrxq); 5740 5741 rxq = &sge->rxq[vi->first_rxq]; 5742#ifdef DEV_NETMAP 5743 nm_rxq = &sge->nm_rxq[vi->first_nm_rxq]; 5744#endif 5745 for (q = 0; q < n; q++) { 5746 snprintf(s, sizeof(s), "%x%c%x", p, 5747 'a' + v, q); 5748 if (q < vi->nrxq) 5749 irq->rxq = rxq++; 5750#ifdef DEV_NETMAP 5751 if (q < vi->nnmrxq) 5752 irq->nm_rxq = nm_rxq++; 5753 5754 if (irq->nm_rxq != NULL && 5755 irq->rxq == NULL) { 5756 /* Netmap rx only */ 5757 rc = t4_alloc_irq(sc, irq, rid, 5758 t4_nm_intr, irq->nm_rxq, s); 5759 } 5760 if (irq->nm_rxq != NULL && 5761 irq->rxq != NULL) { 5762 /* NIC and Netmap rx */ 5763 rc = t4_alloc_irq(sc, irq, rid, 5764 t4_vi_intr, irq, s); 5765 } 5766#endif 5767 if (irq->rxq != NULL && 5768 irq->nm_rxq == NULL) { 5769 /* NIC rx only */ 5770 rc = t4_alloc_irq(sc, irq, rid, 5771 t4_intr, irq->rxq, s); 5772 } 5773 if (rc != 0) 5774 return (rc); 5775#ifdef RSS 5776 if (q < vi->nrxq) { 5777 bus_bind_intr(sc->dev, irq->res, 5778 rss_getcpu(q % nbuckets)); 5779 } 5780#endif 5781 irq++; 5782 rid++; 5783 vi->nintr++; 5784 } 5785 } else { 5786 for_each_rxq(vi, q, rxq) { 5787 snprintf(s, sizeof(s), "%x%c%x", p, 5788 'a' + v, q); 5789 rc = t4_alloc_irq(sc, irq, rid, 5790 t4_intr, rxq, s); 5791 if (rc != 0) 5792 return (rc); 5793#ifdef RSS 5794 bus_bind_intr(sc->dev, irq->res, 5795 rss_getcpu(q % nbuckets)); 5796#endif 5797 irq++; 5798 rid++; 5799 vi->nintr++; 5800 } 5801 } 5802#ifdef TCP_OFFLOAD 5803 for_each_ofld_rxq(vi, q, ofld_rxq) { 5804 snprintf(s, sizeof(s), "%x%c%x", p, 'A' + v, q); 5805 rc = t4_alloc_irq(sc, irq, rid, t4_intr, 5806 ofld_rxq, s); 5807 if (rc != 0) 5808 return (rc); 5809 irq++; 5810 rid++; 5811 vi->nintr++; 5812 } 5813#endif 5814 } 5815 } 5816 MPASS(irq == &sc->irq[sc->intr_count]); 5817 5818 return (0); 5819} 5820 5821static void 5822write_global_rss_key(struct adapter *sc) 5823{ 5824#ifdef RSS 5825 int i; 5826 uint32_t raw_rss_key[RSS_KEYSIZE / sizeof(uint32_t)]; 5827 uint32_t rss_key[RSS_KEYSIZE / sizeof(uint32_t)]; 5828 5829 CTASSERT(RSS_KEYSIZE == 40); 5830 5831 rss_getkey((void *)&raw_rss_key[0]); 5832 for (i = 0; i < nitems(rss_key); i++) { 5833 rss_key[i] = htobe32(raw_rss_key[nitems(rss_key) - 1 - i]); 5834 } 5835 t4_write_rss_key(sc, &rss_key[0], -1, 1); 5836#endif 5837} 5838 5839int 5840adapter_full_init(struct adapter *sc) 5841{ 5842 int rc, i; 5843 5844 ASSERT_SYNCHRONIZED_OP(sc); 5845 ADAPTER_LOCK_ASSERT_NOTOWNED(sc); 5846 KASSERT((sc->flags & FULL_INIT_DONE) == 0, 5847 ("%s: FULL_INIT_DONE already", __func__)); 5848 5849 /* 5850 * queues that belong to the adapter (not any particular port). 5851 */ 5852 rc = t4_setup_adapter_queues(sc); 5853 if (rc != 0) 5854 goto done; 5855 5856 for (i = 0; i < nitems(sc->tq); i++) { 5857 sc->tq[i] = taskqueue_create("t4 taskq", M_NOWAIT, 5858 taskqueue_thread_enqueue, &sc->tq[i]); 5859 if (sc->tq[i] == NULL) { 5860 device_printf(sc->dev, 5861 "failed to allocate task queue %d\n", i); 5862 rc = ENOMEM; 5863 goto done; 5864 } 5865 taskqueue_start_threads(&sc->tq[i], 1, PI_NET, "%s tq%d", 5866 device_get_nameunit(sc->dev), i); 5867 } 5868 5869 if (!(sc->flags & IS_VF)) { 5870 write_global_rss_key(sc); 5871 t4_intr_enable(sc); 5872 } 5873#ifdef KERN_TLS 5874 if (is_ktls(sc)) 5875 callout_reset_sbt(&sc->ktls_tick, SBT_1MS, 0, ktls_tick, sc, 5876 C_HARDCLOCK); 5877#endif 5878 sc->flags |= FULL_INIT_DONE; 5879done: 5880 if (rc != 0) 5881 adapter_full_uninit(sc); 5882 5883 return (rc); 5884} 5885 5886int 5887adapter_full_uninit(struct adapter *sc) 5888{ 5889 int i; 5890 5891 ADAPTER_LOCK_ASSERT_NOTOWNED(sc); 5892 5893 t4_teardown_adapter_queues(sc); 5894 5895 for (i = 0; i < nitems(sc->tq) && sc->tq[i]; i++) { 5896 taskqueue_free(sc->tq[i]); 5897 sc->tq[i] = NULL; 5898 } 5899 5900 sc->flags &= ~FULL_INIT_DONE; 5901 5902 return (0); 5903} 5904 5905#ifdef RSS 5906#define SUPPORTED_RSS_HASHTYPES (RSS_HASHTYPE_RSS_IPV4 | \ 5907 RSS_HASHTYPE_RSS_TCP_IPV4 | RSS_HASHTYPE_RSS_IPV6 | \ 5908 RSS_HASHTYPE_RSS_TCP_IPV6 | RSS_HASHTYPE_RSS_UDP_IPV4 | \ 5909 RSS_HASHTYPE_RSS_UDP_IPV6) 5910 5911/* Translates kernel hash types to hardware. */ 5912static int 5913hashconfig_to_hashen(int hashconfig) 5914{ 5915 int hashen = 0; 5916 5917 if (hashconfig & RSS_HASHTYPE_RSS_IPV4) 5918 hashen |= F_FW_RSS_VI_CONFIG_CMD_IP4TWOTUPEN; 5919 if (hashconfig & RSS_HASHTYPE_RSS_IPV6) 5920 hashen |= F_FW_RSS_VI_CONFIG_CMD_IP6TWOTUPEN; 5921 if (hashconfig & RSS_HASHTYPE_RSS_UDP_IPV4) { 5922 hashen |= F_FW_RSS_VI_CONFIG_CMD_UDPEN | 5923 F_FW_RSS_VI_CONFIG_CMD_IP4FOURTUPEN; 5924 } 5925 if (hashconfig & RSS_HASHTYPE_RSS_UDP_IPV6) { 5926 hashen |= F_FW_RSS_VI_CONFIG_CMD_UDPEN | 5927 F_FW_RSS_VI_CONFIG_CMD_IP6FOURTUPEN; 5928 } 5929 if (hashconfig & RSS_HASHTYPE_RSS_TCP_IPV4) 5930 hashen |= F_FW_RSS_VI_CONFIG_CMD_IP4FOURTUPEN; 5931 if (hashconfig & RSS_HASHTYPE_RSS_TCP_IPV6) 5932 hashen |= F_FW_RSS_VI_CONFIG_CMD_IP6FOURTUPEN; 5933 5934 return (hashen); 5935} 5936 5937/* Translates hardware hash types to kernel. */ 5938static int 5939hashen_to_hashconfig(int hashen) 5940{ 5941 int hashconfig = 0; 5942 5943 if (hashen & F_FW_RSS_VI_CONFIG_CMD_UDPEN) { 5944 /* 5945 * If UDP hashing was enabled it must have been enabled for 5946 * either IPv4 or IPv6 (inclusive or). Enabling UDP without 5947 * enabling any 4-tuple hash is nonsense configuration. 5948 */ 5949 MPASS(hashen & (F_FW_RSS_VI_CONFIG_CMD_IP4FOURTUPEN | 5950 F_FW_RSS_VI_CONFIG_CMD_IP6FOURTUPEN)); 5951 5952 if (hashen & F_FW_RSS_VI_CONFIG_CMD_IP4FOURTUPEN) 5953 hashconfig |= RSS_HASHTYPE_RSS_UDP_IPV4; 5954 if (hashen & F_FW_RSS_VI_CONFIG_CMD_IP6FOURTUPEN) 5955 hashconfig |= RSS_HASHTYPE_RSS_UDP_IPV6; 5956 } 5957 if (hashen & F_FW_RSS_VI_CONFIG_CMD_IP4FOURTUPEN) 5958 hashconfig |= RSS_HASHTYPE_RSS_TCP_IPV4; 5959 if (hashen & F_FW_RSS_VI_CONFIG_CMD_IP6FOURTUPEN) 5960 hashconfig |= RSS_HASHTYPE_RSS_TCP_IPV6; 5961 if (hashen & F_FW_RSS_VI_CONFIG_CMD_IP4TWOTUPEN) 5962 hashconfig |= RSS_HASHTYPE_RSS_IPV4; 5963 if (hashen & F_FW_RSS_VI_CONFIG_CMD_IP6TWOTUPEN) 5964 hashconfig |= RSS_HASHTYPE_RSS_IPV6; 5965 5966 return (hashconfig); 5967} 5968#endif 5969 5970int 5971vi_full_init(struct vi_info *vi) 5972{ 5973 struct adapter *sc = vi->adapter; 5974 struct ifnet *ifp = vi->ifp; 5975 uint16_t *rss; 5976 struct sge_rxq *rxq; 5977 int rc, i, j; 5978#ifdef RSS 5979 int nbuckets = rss_getnumbuckets(); 5980 int hashconfig = rss_gethashconfig(); 5981 int extra; 5982#endif 5983 5984 ASSERT_SYNCHRONIZED_OP(sc); 5985 KASSERT((vi->flags & VI_INIT_DONE) == 0, 5986 ("%s: VI_INIT_DONE already", __func__)); 5987 5988 sysctl_ctx_init(&vi->ctx); 5989 vi->flags |= VI_SYSCTL_CTX; 5990 5991 /* 5992 * Allocate tx/rx/fl queues for this VI. 5993 */ 5994 rc = t4_setup_vi_queues(vi); 5995 if (rc != 0) 5996 goto done; /* error message displayed already */ 5997 5998 /* 5999 * Setup RSS for this VI. Save a copy of the RSS table for later use. 6000 */ 6001 if (vi->nrxq > vi->rss_size) { 6002 if_printf(ifp, "nrxq (%d) > hw RSS table size (%d); " 6003 "some queues will never receive traffic.\n", vi->nrxq, 6004 vi->rss_size); 6005 } else if (vi->rss_size % vi->nrxq) { 6006 if_printf(ifp, "nrxq (%d), hw RSS table size (%d); " 6007 "expect uneven traffic distribution.\n", vi->nrxq, 6008 vi->rss_size); 6009 } 6010#ifdef RSS 6011 if (vi->nrxq != nbuckets) { 6012 if_printf(ifp, "nrxq (%d) != kernel RSS buckets (%d);" 6013 "performance will be impacted.\n", vi->nrxq, nbuckets); 6014 } 6015#endif 6016 rss = malloc(vi->rss_size * sizeof (*rss), M_CXGBE, M_ZERO | M_WAITOK); 6017 for (i = 0; i < vi->rss_size;) { 6018#ifdef RSS 6019 j = rss_get_indirection_to_bucket(i); 6020 j %= vi->nrxq; 6021 rxq = &sc->sge.rxq[vi->first_rxq + j]; 6022 rss[i++] = rxq->iq.abs_id; 6023#else 6024 for_each_rxq(vi, j, rxq) { 6025 rss[i++] = rxq->iq.abs_id; 6026 if (i == vi->rss_size) 6027 break; 6028 } 6029#endif 6030 } 6031 6032 rc = -t4_config_rss_range(sc, sc->mbox, vi->viid, 0, vi->rss_size, rss, 6033 vi->rss_size); 6034 if (rc != 0) { 6035 free(rss, M_CXGBE); 6036 if_printf(ifp, "rss_config failed: %d\n", rc); 6037 goto done; 6038 } 6039 6040#ifdef RSS 6041 vi->hashen = hashconfig_to_hashen(hashconfig); 6042 6043 /* 6044 * We may have had to enable some hashes even though the global config 6045 * wants them disabled. This is a potential problem that must be 6046 * reported to the user. 6047 */ 6048 extra = hashen_to_hashconfig(vi->hashen) ^ hashconfig; 6049 6050 /* 6051 * If we consider only the supported hash types, then the enabled hashes 6052 * are a superset of the requested hashes. In other words, there cannot 6053 * be any supported hash that was requested but not enabled, but there 6054 * can be hashes that were not requested but had to be enabled. 6055 */ 6056 extra &= SUPPORTED_RSS_HASHTYPES; 6057 MPASS((extra & hashconfig) == 0); 6058 6059 if (extra) { 6060 if_printf(ifp, 6061 "global RSS config (0x%x) cannot be accommodated.\n", 6062 hashconfig); 6063 } 6064 if (extra & RSS_HASHTYPE_RSS_IPV4) 6065 if_printf(ifp, "IPv4 2-tuple hashing forced on.\n"); 6066 if (extra & RSS_HASHTYPE_RSS_TCP_IPV4) 6067 if_printf(ifp, "TCP/IPv4 4-tuple hashing forced on.\n"); 6068 if (extra & RSS_HASHTYPE_RSS_IPV6) 6069 if_printf(ifp, "IPv6 2-tuple hashing forced on.\n"); 6070 if (extra & RSS_HASHTYPE_RSS_TCP_IPV6) 6071 if_printf(ifp, "TCP/IPv6 4-tuple hashing forced on.\n"); 6072 if (extra & RSS_HASHTYPE_RSS_UDP_IPV4) 6073 if_printf(ifp, "UDP/IPv4 4-tuple hashing forced on.\n"); 6074 if (extra & RSS_HASHTYPE_RSS_UDP_IPV6) 6075 if_printf(ifp, "UDP/IPv6 4-tuple hashing forced on.\n"); 6076#else 6077 vi->hashen = F_FW_RSS_VI_CONFIG_CMD_IP6FOURTUPEN | 6078 F_FW_RSS_VI_CONFIG_CMD_IP6TWOTUPEN | 6079 F_FW_RSS_VI_CONFIG_CMD_IP4FOURTUPEN | 6080 F_FW_RSS_VI_CONFIG_CMD_IP4TWOTUPEN | F_FW_RSS_VI_CONFIG_CMD_UDPEN; 6081#endif 6082 rc = -t4_config_vi_rss(sc, sc->mbox, vi->viid, vi->hashen, rss[0], 0, 0); 6083 if (rc != 0) { 6084 free(rss, M_CXGBE); 6085 if_printf(ifp, "rss hash/defaultq config failed: %d\n", rc); 6086 goto done; 6087 } 6088 6089 vi->rss = rss; 6090 vi->flags |= VI_INIT_DONE; 6091done: 6092 if (rc != 0) 6093 vi_full_uninit(vi); 6094 6095 return (rc); 6096} 6097 6098/* 6099 * Idempotent. 6100 */ 6101int 6102vi_full_uninit(struct vi_info *vi) 6103{ 6104 struct port_info *pi = vi->pi; 6105 struct adapter *sc = pi->adapter; 6106 int i; 6107 struct sge_rxq *rxq; 6108 struct sge_txq *txq; 6109#ifdef TCP_OFFLOAD 6110 struct sge_ofld_rxq *ofld_rxq; 6111#endif 6112#if defined(TCP_OFFLOAD) || defined(RATELIMIT) 6113 struct sge_ofld_txq *ofld_txq; 6114#endif 6115 6116 if (vi->flags & VI_INIT_DONE) { 6117 6118 /* Need to quiesce queues. */ 6119 6120 /* XXX: Only for the first VI? */ 6121 if (IS_MAIN_VI(vi) && !(sc->flags & IS_VF)) 6122 quiesce_wrq(sc, &sc->sge.ctrlq[pi->port_id]); 6123 6124 for_each_txq(vi, i, txq) { 6125 quiesce_txq(sc, txq); 6126 } 6127 6128#if defined(TCP_OFFLOAD) || defined(RATELIMIT) 6129 for_each_ofld_txq(vi, i, ofld_txq) { 6130 quiesce_wrq(sc, &ofld_txq->wrq); 6131 } 6132#endif 6133 6134 for_each_rxq(vi, i, rxq) { 6135 quiesce_iq(sc, &rxq->iq); 6136 quiesce_fl(sc, &rxq->fl); 6137 } 6138 6139#ifdef TCP_OFFLOAD 6140 for_each_ofld_rxq(vi, i, ofld_rxq) { 6141 quiesce_iq(sc, &ofld_rxq->iq); 6142 quiesce_fl(sc, &ofld_rxq->fl); 6143 } 6144#endif 6145 free(vi->rss, M_CXGBE); 6146 free(vi->nm_rss, M_CXGBE); 6147 } 6148 6149 t4_teardown_vi_queues(vi); 6150 vi->flags &= ~VI_INIT_DONE; 6151 6152 return (0); 6153} 6154 6155static void 6156quiesce_txq(struct adapter *sc, struct sge_txq *txq) 6157{ 6158 struct sge_eq *eq = &txq->eq; 6159 struct sge_qstat *spg = (void *)&eq->desc[eq->sidx]; 6160 6161 (void) sc; /* unused */ 6162 6163#ifdef INVARIANTS 6164 TXQ_LOCK(txq); 6165 MPASS((eq->flags & EQ_ENABLED) == 0); 6166 TXQ_UNLOCK(txq); 6167#endif 6168 6169 /* Wait for the mp_ring to empty. */ 6170 while (!mp_ring_is_idle(txq->r)) { 6171 mp_ring_check_drainage(txq->r, 4096); 6172 pause("rquiesce", 1); 6173 } 6174 6175 /* Then wait for the hardware to finish. */ 6176 while (spg->cidx != htobe16(eq->pidx)) 6177 pause("equiesce", 1); 6178 6179 /* Finally, wait for the driver to reclaim all descriptors. */ 6180 while (eq->cidx != eq->pidx) 6181 pause("dquiesce", 1); 6182} 6183 6184static void 6185quiesce_wrq(struct adapter *sc, struct sge_wrq *wrq) 6186{ 6187 6188 /* XXXTX */ 6189} 6190 6191static void 6192quiesce_iq(struct adapter *sc, struct sge_iq *iq) 6193{ 6194 (void) sc; /* unused */ 6195 6196 /* Synchronize with the interrupt handler */ 6197 while (!atomic_cmpset_int(&iq->state, IQS_IDLE, IQS_DISABLED)) 6198 pause("iqfree", 1); 6199} 6200 6201static void 6202quiesce_fl(struct adapter *sc, struct sge_fl *fl) 6203{ 6204 mtx_lock(&sc->sfl_lock); 6205 FL_LOCK(fl); 6206 fl->flags |= FL_DOOMED; 6207 FL_UNLOCK(fl); 6208 callout_stop(&sc->sfl_callout); 6209 mtx_unlock(&sc->sfl_lock); 6210 6211 KASSERT((fl->flags & FL_STARVING) == 0, 6212 ("%s: still starving", __func__)); 6213} 6214 6215static int 6216t4_alloc_irq(struct adapter *sc, struct irq *irq, int rid, 6217 driver_intr_t *handler, void *arg, char *name) 6218{ 6219 int rc; 6220 6221 irq->rid = rid; 6222 irq->res = bus_alloc_resource_any(sc->dev, SYS_RES_IRQ, &irq->rid, 6223 RF_SHAREABLE | RF_ACTIVE); 6224 if (irq->res == NULL) { 6225 device_printf(sc->dev, 6226 "failed to allocate IRQ for rid %d, name %s.\n", rid, name); 6227 return (ENOMEM); 6228 } 6229 6230 rc = bus_setup_intr(sc->dev, irq->res, INTR_MPSAFE | INTR_TYPE_NET, 6231 NULL, handler, arg, &irq->tag); 6232 if (rc != 0) { 6233 device_printf(sc->dev, 6234 "failed to setup interrupt for rid %d, name %s: %d\n", 6235 rid, name, rc); 6236 } else if (name) 6237 bus_describe_intr(sc->dev, irq->res, irq->tag, "%s", name); 6238 6239 return (rc); 6240} 6241 6242static int 6243t4_free_irq(struct adapter *sc, struct irq *irq) 6244{ 6245 if (irq->tag) 6246 bus_teardown_intr(sc->dev, irq->res, irq->tag); 6247 if (irq->res) 6248 bus_release_resource(sc->dev, SYS_RES_IRQ, irq->rid, irq->res); 6249 6250 bzero(irq, sizeof(*irq)); 6251 6252 return (0); 6253} 6254 6255static void 6256get_regs(struct adapter *sc, struct t4_regdump *regs, uint8_t *buf) 6257{ 6258 6259 regs->version = chip_id(sc) | chip_rev(sc) << 10; 6260 t4_get_regs(sc, buf, regs->len); 6261} 6262 6263#define A_PL_INDIR_CMD 0x1f8 6264 6265#define S_PL_AUTOINC 31 6266#define M_PL_AUTOINC 0x1U 6267#define V_PL_AUTOINC(x) ((x) << S_PL_AUTOINC) 6268#define G_PL_AUTOINC(x) (((x) >> S_PL_AUTOINC) & M_PL_AUTOINC) 6269 6270#define S_PL_VFID 20 6271#define M_PL_VFID 0xffU 6272#define V_PL_VFID(x) ((x) << S_PL_VFID) 6273#define G_PL_VFID(x) (((x) >> S_PL_VFID) & M_PL_VFID) 6274 6275#define S_PL_ADDR 0 6276#define M_PL_ADDR 0xfffffU 6277#define V_PL_ADDR(x) ((x) << S_PL_ADDR) 6278#define G_PL_ADDR(x) (((x) >> S_PL_ADDR) & M_PL_ADDR) 6279 6280#define A_PL_INDIR_DATA 0x1fc 6281 6282static uint64_t 6283read_vf_stat(struct adapter *sc, u_int vin, int reg) 6284{ 6285 u32 stats[2]; 6286 6287 if (sc->flags & IS_VF) { 6288 stats[0] = t4_read_reg(sc, VF_MPS_REG(reg)); 6289 stats[1] = t4_read_reg(sc, VF_MPS_REG(reg + 4)); 6290 } else { 6291 mtx_assert(&sc->reg_lock, MA_OWNED); 6292 t4_write_reg(sc, A_PL_INDIR_CMD, V_PL_AUTOINC(1) | 6293 V_PL_VFID(vin) | V_PL_ADDR(VF_MPS_REG(reg))); 6294 stats[0] = t4_read_reg(sc, A_PL_INDIR_DATA); 6295 stats[1] = t4_read_reg(sc, A_PL_INDIR_DATA); 6296 } 6297 return (((uint64_t)stats[1]) << 32 | stats[0]); 6298} 6299 6300static void 6301t4_get_vi_stats(struct adapter *sc, u_int vin, struct fw_vi_stats_vf *stats) 6302{ 6303 6304#define GET_STAT(name) \ 6305 read_vf_stat(sc, vin, A_MPS_VF_STAT_##name##_L) 6306 6307 if (!(sc->flags & IS_VF)) 6308 mtx_lock(&sc->reg_lock); 6309 stats->tx_bcast_bytes = GET_STAT(TX_VF_BCAST_BYTES); 6310 stats->tx_bcast_frames = GET_STAT(TX_VF_BCAST_FRAMES); 6311 stats->tx_mcast_bytes = GET_STAT(TX_VF_MCAST_BYTES); 6312 stats->tx_mcast_frames = GET_STAT(TX_VF_MCAST_FRAMES); 6313 stats->tx_ucast_bytes = GET_STAT(TX_VF_UCAST_BYTES); 6314 stats->tx_ucast_frames = GET_STAT(TX_VF_UCAST_FRAMES); 6315 stats->tx_drop_frames = GET_STAT(TX_VF_DROP_FRAMES); 6316 stats->tx_offload_bytes = GET_STAT(TX_VF_OFFLOAD_BYTES); 6317 stats->tx_offload_frames = GET_STAT(TX_VF_OFFLOAD_FRAMES); 6318 stats->rx_bcast_bytes = GET_STAT(RX_VF_BCAST_BYTES); 6319 stats->rx_bcast_frames = GET_STAT(RX_VF_BCAST_FRAMES); 6320 stats->rx_mcast_bytes = GET_STAT(RX_VF_MCAST_BYTES); 6321 stats->rx_mcast_frames = GET_STAT(RX_VF_MCAST_FRAMES); 6322 stats->rx_ucast_bytes = GET_STAT(RX_VF_UCAST_BYTES); 6323 stats->rx_ucast_frames = GET_STAT(RX_VF_UCAST_FRAMES); 6324 stats->rx_err_frames = GET_STAT(RX_VF_ERR_FRAMES); 6325 if (!(sc->flags & IS_VF)) 6326 mtx_unlock(&sc->reg_lock); 6327 6328#undef GET_STAT 6329} 6330 6331static void 6332t4_clr_vi_stats(struct adapter *sc, u_int vin) 6333{ 6334 int reg; 6335 6336 t4_write_reg(sc, A_PL_INDIR_CMD, V_PL_AUTOINC(1) | V_PL_VFID(vin) | 6337 V_PL_ADDR(VF_MPS_REG(A_MPS_VF_STAT_TX_VF_BCAST_BYTES_L))); 6338 for (reg = A_MPS_VF_STAT_TX_VF_BCAST_BYTES_L; 6339 reg <= A_MPS_VF_STAT_RX_VF_ERR_FRAMES_H; reg += 4) 6340 t4_write_reg(sc, A_PL_INDIR_DATA, 0); 6341} 6342 6343static void 6344vi_refresh_stats(struct vi_info *vi) 6345{ 6346 struct timeval tv; 6347 const struct timeval interval = {0, 250000}; /* 250ms */ 6348 6349 mtx_assert(&vi->tick_mtx, MA_OWNED); 6350 6351 if (!(vi->flags & VI_INIT_DONE) || vi->flags & VI_SKIP_STATS) 6352 return; 6353 6354 getmicrotime(&tv); 6355 timevalsub(&tv, &interval); 6356 if (timevalcmp(&tv, &vi->last_refreshed, <)) 6357 return; 6358 6359 t4_get_vi_stats(vi->adapter, vi->vin, &vi->stats); 6360 getmicrotime(&vi->last_refreshed); 6361} 6362 6363static void 6364cxgbe_refresh_stats(struct vi_info *vi) 6365{ 6366 u_int i, v, tnl_cong_drops, chan_map; 6367 struct timeval tv; 6368 const struct timeval interval = {0, 250000}; /* 250ms */ 6369 struct port_info *pi; 6370 struct adapter *sc; 6371 6372 mtx_assert(&vi->tick_mtx, MA_OWNED); 6373 6374 if (vi->flags & VI_SKIP_STATS) 6375 return; 6376 6377 getmicrotime(&tv); 6378 timevalsub(&tv, &interval); 6379 if (timevalcmp(&tv, &vi->last_refreshed, <)) 6380 return; 6381 6382 pi = vi->pi; 6383 sc = vi->adapter; 6384 tnl_cong_drops = 0; 6385 t4_get_port_stats(sc, pi->tx_chan, &pi->stats); 6386 chan_map = pi->rx_e_chan_map; 6387 while (chan_map) { 6388 i = ffs(chan_map) - 1; 6389 mtx_lock(&sc->reg_lock); 6390 t4_read_indirect(sc, A_TP_MIB_INDEX, A_TP_MIB_DATA, &v, 1, 6391 A_TP_MIB_TNL_CNG_DROP_0 + i); 6392 mtx_unlock(&sc->reg_lock); 6393 tnl_cong_drops += v; 6394 chan_map &= ~(1 << i); 6395 } 6396 pi->tnl_cong_drops = tnl_cong_drops; 6397 getmicrotime(&vi->last_refreshed); 6398} 6399 6400static void 6401cxgbe_tick(void *arg) 6402{ 6403 struct vi_info *vi = arg; 6404 6405 MPASS(IS_MAIN_VI(vi)); 6406 mtx_assert(&vi->tick_mtx, MA_OWNED); 6407 6408 cxgbe_refresh_stats(vi); 6409 callout_schedule(&vi->tick, hz); 6410} 6411 6412static void 6413vi_tick(void *arg) 6414{ 6415 struct vi_info *vi = arg; 6416 6417 mtx_assert(&vi->tick_mtx, MA_OWNED); 6418 6419 vi_refresh_stats(vi); 6420 callout_schedule(&vi->tick, hz); 6421} 6422 6423/* 6424 * Should match fw_caps_config_<foo> enums in t4fw_interface.h 6425 */ 6426static char *caps_decoder[] = { 6427 "\20\001IPMI\002NCSI", /* 0: NBM */ 6428 "\20\001PPP\002QFC\003DCBX", /* 1: link */ 6429 "\20\001INGRESS\002EGRESS", /* 2: switch */ 6430 "\20\001NIC\002VM\003IDS\004UM\005UM_ISGL" /* 3: NIC */ 6431 "\006HASHFILTER\007ETHOFLD", 6432 "\20\001TOE", /* 4: TOE */ 6433 "\20\001RDDP\002RDMAC", /* 5: RDMA */ 6434 "\20\001INITIATOR_PDU\002TARGET_PDU" /* 6: iSCSI */ 6435 "\003INITIATOR_CNXOFLD\004TARGET_CNXOFLD" 6436 "\005INITIATOR_SSNOFLD\006TARGET_SSNOFLD" 6437 "\007T10DIF" 6438 "\010INITIATOR_CMDOFLD\011TARGET_CMDOFLD", 6439 "\20\001LOOKASIDE\002TLSKEYS\003IPSEC_INLINE" /* 7: Crypto */ 6440 "\004TLS_HW", 6441 "\20\001INITIATOR\002TARGET\003CTRL_OFLD" /* 8: FCoE */ 6442 "\004PO_INITIATOR\005PO_TARGET", 6443}; 6444 6445void 6446t4_sysctls(struct adapter *sc) 6447{ 6448 struct sysctl_ctx_list *ctx; 6449 struct sysctl_oid *oid; 6450 struct sysctl_oid_list *children, *c0; 6451 static char *doorbells = {"\20\1UDB\2WCWR\3UDBWC\4KDB"}; 6452 6453 ctx = device_get_sysctl_ctx(sc->dev); 6454 6455 /* 6456 * dev.t4nex.X. 6457 */ 6458 oid = device_get_sysctl_tree(sc->dev); 6459 c0 = children = SYSCTL_CHILDREN(oid); 6460 6461 sc->sc_do_rxcopy = 1; 6462 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "do_rx_copy", CTLFLAG_RW, 6463 &sc->sc_do_rxcopy, 1, "Do RX copy of small frames"); 6464 6465 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "nports", CTLFLAG_RD, NULL, 6466 sc->params.nports, "# of ports"); 6467 6468 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "doorbells", 6469 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, doorbells, 6470 (uintptr_t)&sc->doorbells, sysctl_bitfield_8b, "A", 6471 "available doorbells"); 6472 6473 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "core_clock", CTLFLAG_RD, NULL, 6474 sc->params.vpd.cclk, "core clock frequency (in KHz)"); 6475 6476 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "holdoff_timers", 6477 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, 6478 sc->params.sge.timer_val, sizeof(sc->params.sge.timer_val), 6479 sysctl_int_array, "A", "interrupt holdoff timer values (us)"); 6480 6481 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "holdoff_pkt_counts", 6482 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, 6483 sc->params.sge.counter_val, sizeof(sc->params.sge.counter_val), 6484 sysctl_int_array, "A", "interrupt holdoff packet counter values"); 6485 6486 t4_sge_sysctls(sc, ctx, children); 6487 6488 sc->lro_timeout = 100; 6489 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "lro_timeout", CTLFLAG_RW, 6490 &sc->lro_timeout, 0, "lro inactive-flush timeout (in us)"); 6491 6492 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "dflags", CTLFLAG_RW, 6493 &sc->debug_flags, 0, "flags to enable runtime debugging"); 6494 6495 SYSCTL_ADD_STRING(ctx, children, OID_AUTO, "tp_version", 6496 CTLFLAG_RD, sc->tp_version, 0, "TP microcode version"); 6497 6498 SYSCTL_ADD_STRING(ctx, children, OID_AUTO, "firmware_version", 6499 CTLFLAG_RD, sc->fw_version, 0, "firmware version"); 6500 6501 if (sc->flags & IS_VF) 6502 return; 6503 6504 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "hw_revision", CTLFLAG_RD, 6505 NULL, chip_rev(sc), "chip hardware revision"); 6506 6507 SYSCTL_ADD_STRING(ctx, children, OID_AUTO, "sn", 6508 CTLFLAG_RD, sc->params.vpd.sn, 0, "serial number"); 6509 6510 SYSCTL_ADD_STRING(ctx, children, OID_AUTO, "pn", 6511 CTLFLAG_RD, sc->params.vpd.pn, 0, "part number"); 6512 6513 SYSCTL_ADD_STRING(ctx, children, OID_AUTO, "ec", 6514 CTLFLAG_RD, sc->params.vpd.ec, 0, "engineering change"); 6515 6516 SYSCTL_ADD_STRING(ctx, children, OID_AUTO, "md_version", 6517 CTLFLAG_RD, sc->params.vpd.md, 0, "manufacturing diags version"); 6518 6519 SYSCTL_ADD_STRING(ctx, children, OID_AUTO, "na", 6520 CTLFLAG_RD, sc->params.vpd.na, 0, "network address"); 6521 6522 SYSCTL_ADD_STRING(ctx, children, OID_AUTO, "er_version", CTLFLAG_RD, 6523 sc->er_version, 0, "expansion ROM version"); 6524 6525 SYSCTL_ADD_STRING(ctx, children, OID_AUTO, "bs_version", CTLFLAG_RD, 6526 sc->bs_version, 0, "bootstrap firmware version"); 6527 6528 SYSCTL_ADD_UINT(ctx, children, OID_AUTO, "scfg_version", CTLFLAG_RD, 6529 NULL, sc->params.scfg_vers, "serial config version"); 6530 6531 SYSCTL_ADD_UINT(ctx, children, OID_AUTO, "vpd_version", CTLFLAG_RD, 6532 NULL, sc->params.vpd_vers, "VPD version"); 6533 6534 SYSCTL_ADD_STRING(ctx, children, OID_AUTO, "cf", 6535 CTLFLAG_RD, sc->cfg_file, 0, "configuration file"); 6536 6537 SYSCTL_ADD_UINT(ctx, children, OID_AUTO, "cfcsum", CTLFLAG_RD, NULL, 6538 sc->cfcsum, "config file checksum"); 6539 6540#define SYSCTL_CAP(name, n, text) \ 6541 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, #name, \ 6542 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, caps_decoder[n], \ 6543 (uintptr_t)&sc->name, sysctl_bitfield_16b, "A", \ 6544 "available " text " capabilities") 6545 6546 SYSCTL_CAP(nbmcaps, 0, "NBM"); 6547 SYSCTL_CAP(linkcaps, 1, "link"); 6548 SYSCTL_CAP(switchcaps, 2, "switch"); 6549 SYSCTL_CAP(niccaps, 3, "NIC"); 6550 SYSCTL_CAP(toecaps, 4, "TCP offload"); 6551 SYSCTL_CAP(rdmacaps, 5, "RDMA"); 6552 SYSCTL_CAP(iscsicaps, 6, "iSCSI"); 6553 SYSCTL_CAP(cryptocaps, 7, "crypto"); 6554 SYSCTL_CAP(fcoecaps, 8, "FCoE"); 6555#undef SYSCTL_CAP 6556 6557 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "nfilters", CTLFLAG_RD, 6558 NULL, sc->tids.nftids, "number of filters"); 6559 6560 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "temperature", 6561 CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 0, 6562 sysctl_temperature, "I", "chip temperature (in Celsius)"); 6563 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "reset_sensor", 6564 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_MPSAFE, sc, 0, 6565 sysctl_reset_sensor, "I", "reset the chip's temperature sensor."); 6566 6567 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "loadavg", 6568 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 0, 6569 sysctl_loadavg, "A", 6570 "microprocessor load averages (debug firmwares only)"); 6571 6572 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "core_vdd", 6573 CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 0, sysctl_vdd, 6574 "I", "core Vdd (in mV)"); 6575 6576 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "local_cpus", 6577 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, LOCAL_CPUS, 6578 sysctl_cpus, "A", "local CPUs"); 6579 6580 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "intr_cpus", 6581 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, INTR_CPUS, 6582 sysctl_cpus, "A", "preferred CPUs for interrupts"); 6583 6584 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "swintr", CTLFLAG_RW, 6585 &sc->swintr, 0, "software triggered interrupts"); 6586 6587 /* 6588 * dev.t4nex.X.misc. Marked CTLFLAG_SKIP to avoid information overload. 6589 */ 6590 oid = SYSCTL_ADD_NODE(ctx, c0, OID_AUTO, "misc", 6591 CTLFLAG_RD | CTLFLAG_SKIP | CTLFLAG_MPSAFE, NULL, 6592 "logs and miscellaneous information"); 6593 children = SYSCTL_CHILDREN(oid); 6594 6595 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "cctrl", 6596 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 0, 6597 sysctl_cctrl, "A", "congestion control"); 6598 6599 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "cim_ibq_tp0", 6600 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 0, 6601 sysctl_cim_ibq_obq, "A", "CIM IBQ 0 (TP0)"); 6602 6603 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "cim_ibq_tp1", 6604 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 1, 6605 sysctl_cim_ibq_obq, "A", "CIM IBQ 1 (TP1)"); 6606 6607 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "cim_ibq_ulp", 6608 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 2, 6609 sysctl_cim_ibq_obq, "A", "CIM IBQ 2 (ULP)"); 6610 6611 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "cim_ibq_sge0", 6612 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 3, 6613 sysctl_cim_ibq_obq, "A", "CIM IBQ 3 (SGE0)"); 6614 6615 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "cim_ibq_sge1", 6616 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 4, 6617 sysctl_cim_ibq_obq, "A", "CIM IBQ 4 (SGE1)"); 6618 6619 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "cim_ibq_ncsi", 6620 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 5, 6621 sysctl_cim_ibq_obq, "A", "CIM IBQ 5 (NCSI)"); 6622 6623 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "cim_la", 6624 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 0, 6625 sysctl_cim_la, "A", "CIM logic analyzer"); 6626 6627 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "cim_ma_la", 6628 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 0, 6629 sysctl_cim_ma_la, "A", "CIM MA logic analyzer"); 6630 6631 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "cim_obq_ulp0", 6632 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 6633 0 + CIM_NUM_IBQ, sysctl_cim_ibq_obq, "A", "CIM OBQ 0 (ULP0)"); 6634 6635 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "cim_obq_ulp1", 6636 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 6637 1 + CIM_NUM_IBQ, sysctl_cim_ibq_obq, "A", "CIM OBQ 1 (ULP1)"); 6638 6639 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "cim_obq_ulp2", 6640 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 6641 2 + CIM_NUM_IBQ, sysctl_cim_ibq_obq, "A", "CIM OBQ 2 (ULP2)"); 6642 6643 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "cim_obq_ulp3", 6644 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 6645 3 + CIM_NUM_IBQ, sysctl_cim_ibq_obq, "A", "CIM OBQ 3 (ULP3)"); 6646 6647 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "cim_obq_sge", 6648 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 6649 4 + CIM_NUM_IBQ, sysctl_cim_ibq_obq, "A", "CIM OBQ 4 (SGE)"); 6650 6651 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "cim_obq_ncsi", 6652 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 6653 5 + CIM_NUM_IBQ, sysctl_cim_ibq_obq, "A", "CIM OBQ 5 (NCSI)"); 6654 6655 if (chip_id(sc) > CHELSIO_T4) { 6656 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "cim_obq_sge0_rx", 6657 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 6658 6 + CIM_NUM_IBQ, sysctl_cim_ibq_obq, "A", 6659 "CIM OBQ 6 (SGE0-RX)"); 6660 6661 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "cim_obq_sge1_rx", 6662 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 6663 7 + CIM_NUM_IBQ, sysctl_cim_ibq_obq, "A", 6664 "CIM OBQ 7 (SGE1-RX)"); 6665 } 6666 6667 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "cim_pif_la", 6668 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 0, 6669 sysctl_cim_pif_la, "A", "CIM PIF logic analyzer"); 6670 6671 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "cim_qcfg", 6672 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 0, 6673 sysctl_cim_qcfg, "A", "CIM queue configuration"); 6674 6675 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "cpl_stats", 6676 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 0, 6677 sysctl_cpl_stats, "A", "CPL statistics"); 6678 6679 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "ddp_stats", 6680 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 0, 6681 sysctl_ddp_stats, "A", "non-TCP DDP statistics"); 6682 6683 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "tid_stats", 6684 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 0, 6685 sysctl_tid_stats, "A", "tid stats"); 6686 6687 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "devlog", 6688 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 0, 6689 sysctl_devlog, "A", "firmware's device log"); 6690 6691 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "fcoe_stats", 6692 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 0, 6693 sysctl_fcoe_stats, "A", "FCoE statistics"); 6694 6695 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "hw_sched", 6696 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 0, 6697 sysctl_hw_sched, "A", "hardware scheduler "); 6698 6699 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "l2t", 6700 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 0, 6701 sysctl_l2t, "A", "hardware L2 table"); 6702 6703 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "smt", 6704 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 0, 6705 sysctl_smt, "A", "hardware source MAC table"); 6706 6707#ifdef INET6 6708 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "clip", 6709 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 0, 6710 sysctl_clip, "A", "active CLIP table entries"); 6711#endif 6712 6713 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "lb_stats", 6714 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 0, 6715 sysctl_lb_stats, "A", "loopback statistics"); 6716 6717 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "meminfo", 6718 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 0, 6719 sysctl_meminfo, "A", "memory regions"); 6720 6721 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "mps_tcam", 6722 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 0, 6723 chip_id(sc) <= CHELSIO_T5 ? sysctl_mps_tcam : sysctl_mps_tcam_t6, 6724 "A", "MPS TCAM entries"); 6725 6726 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "path_mtus", 6727 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 0, 6728 sysctl_path_mtus, "A", "path MTUs"); 6729 6730 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "pm_stats", 6731 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 0, 6732 sysctl_pm_stats, "A", "PM statistics"); 6733 6734 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "rdma_stats", 6735 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 0, 6736 sysctl_rdma_stats, "A", "RDMA statistics"); 6737 6738 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "tcp_stats", 6739 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 0, 6740 sysctl_tcp_stats, "A", "TCP statistics"); 6741 6742 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "tids", 6743 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 0, 6744 sysctl_tids, "A", "TID information"); 6745 6746 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "tp_err_stats", 6747 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 0, 6748 sysctl_tp_err_stats, "A", "TP error statistics"); 6749 6750 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "tnl_stats", 6751 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 0, 6752 sysctl_tnl_stats, "A", "TP tunnel statistics"); 6753 6754 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "tp_la_mask", 6755 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_MPSAFE, sc, 0, 6756 sysctl_tp_la_mask, "I", "TP logic analyzer event capture mask"); 6757 6758 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "tp_la", 6759 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 0, 6760 sysctl_tp_la, "A", "TP logic analyzer"); 6761 6762 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "tx_rate", 6763 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 0, 6764 sysctl_tx_rate, "A", "Tx rate"); 6765 6766 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "ulprx_la", 6767 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 0, 6768 sysctl_ulprx_la, "A", "ULPRX logic analyzer"); 6769 6770 if (chip_id(sc) >= CHELSIO_T5) { 6771 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "wcwr_stats", 6772 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 0, 6773 sysctl_wcwr_stats, "A", "write combined work requests"); 6774 } 6775 6776#ifdef KERN_TLS 6777 if (is_ktls(sc)) { 6778 /* 6779 * dev.t4nex.0.tls. 6780 */ 6781 oid = SYSCTL_ADD_NODE(ctx, c0, OID_AUTO, "tls", 6782 CTLFLAG_RD | CTLFLAG_MPSAFE, NULL, "KERN_TLS parameters"); 6783 children = SYSCTL_CHILDREN(oid); 6784 6785 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "inline_keys", 6786 CTLFLAG_RW, &sc->tlst.inline_keys, 0, "Always pass TLS " 6787 "keys in work requests (1) or attempt to store TLS keys " 6788 "in card memory."); 6789 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "combo_wrs", 6790 CTLFLAG_RW, &sc->tlst.combo_wrs, 0, "Attempt to combine " 6791 "TCB field updates with TLS record work requests."); 6792 } 6793#endif 6794 6795#ifdef TCP_OFFLOAD 6796 if (is_offload(sc)) { 6797 int i; 6798 char s[4]; 6799 6800 /* 6801 * dev.t4nex.X.toe. 6802 */ 6803 oid = SYSCTL_ADD_NODE(ctx, c0, OID_AUTO, "toe", 6804 CTLFLAG_RD | CTLFLAG_MPSAFE, NULL, "TOE parameters"); 6805 children = SYSCTL_CHILDREN(oid); 6806 6807 sc->tt.cong_algorithm = -1; 6808 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "cong_algorithm", 6809 CTLFLAG_RW, &sc->tt.cong_algorithm, 0, "congestion control " 6810 "(-1 = default, 0 = reno, 1 = tahoe, 2 = newreno, " 6811 "3 = highspeed)"); 6812 6813 sc->tt.sndbuf = -1; 6814 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "sndbuf", CTLFLAG_RW, 6815 &sc->tt.sndbuf, 0, "hardware send buffer"); 6816 6817 sc->tt.ddp = 0; 6818 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "ddp", 6819 CTLFLAG_RW | CTLFLAG_SKIP, &sc->tt.ddp, 0, ""); 6820 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "rx_zcopy", CTLFLAG_RW, 6821 &sc->tt.ddp, 0, "Enable zero-copy aio_read(2)"); 6822 6823 sc->tt.rx_coalesce = -1; 6824 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "rx_coalesce", 6825 CTLFLAG_RW, &sc->tt.rx_coalesce, 0, "receive coalescing"); 6826 6827 sc->tt.tls = 0; 6828 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "tls", CTLTYPE_INT | 6829 CTLFLAG_RW | CTLFLAG_MPSAFE, sc, 0, sysctl_tls, "I", 6830 "Inline TLS allowed"); 6831 6832 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "tls_rx_ports", 6833 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_MPSAFE, sc, 0, 6834 sysctl_tls_rx_ports, "I", 6835 "TCP ports that use inline TLS+TOE RX"); 6836 6837 sc->tt.tls_rx_timeout = t4_toe_tls_rx_timeout; 6838 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "tls_rx_timeout", 6839 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_MPSAFE, sc, 0, 6840 sysctl_tls_rx_timeout, "I", 6841 "Timeout in seconds to downgrade TLS sockets to plain TOE"); 6842 6843 sc->tt.tx_align = -1; 6844 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "tx_align", 6845 CTLFLAG_RW, &sc->tt.tx_align, 0, "chop and align payload"); 6846 6847 sc->tt.tx_zcopy = 0; 6848 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "tx_zcopy", 6849 CTLFLAG_RW, &sc->tt.tx_zcopy, 0, 6850 "Enable zero-copy aio_write(2)"); 6851 6852 sc->tt.cop_managed_offloading = !!t4_cop_managed_offloading; 6853 SYSCTL_ADD_INT(ctx, children, OID_AUTO, 6854 "cop_managed_offloading", CTLFLAG_RW, 6855 &sc->tt.cop_managed_offloading, 0, 6856 "COP (Connection Offload Policy) controls all TOE offload"); 6857 6858 sc->tt.autorcvbuf_inc = 16 * 1024; 6859 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "autorcvbuf_inc", 6860 CTLFLAG_RW, &sc->tt.autorcvbuf_inc, 0, 6861 "autorcvbuf increment"); 6862 6863 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "timer_tick", 6864 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 0, 6865 sysctl_tp_tick, "A", "TP timer tick (us)"); 6866 6867 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "timestamp_tick", 6868 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 1, 6869 sysctl_tp_tick, "A", "TCP timestamp tick (us)"); 6870 6871 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "dack_tick", 6872 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 2, 6873 sysctl_tp_tick, "A", "DACK tick (us)"); 6874 6875 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "dack_timer", 6876 CTLTYPE_UINT | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 0, 6877 sysctl_tp_dack_timer, "IU", "DACK timer (us)"); 6878 6879 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "rexmt_min", 6880 CTLTYPE_ULONG | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 6881 A_TP_RXT_MIN, sysctl_tp_timer, "LU", 6882 "Minimum retransmit interval (us)"); 6883 6884 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "rexmt_max", 6885 CTLTYPE_ULONG | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 6886 A_TP_RXT_MAX, sysctl_tp_timer, "LU", 6887 "Maximum retransmit interval (us)"); 6888 6889 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "persist_min", 6890 CTLTYPE_ULONG | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 6891 A_TP_PERS_MIN, sysctl_tp_timer, "LU", 6892 "Persist timer min (us)"); 6893 6894 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "persist_max", 6895 CTLTYPE_ULONG | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 6896 A_TP_PERS_MAX, sysctl_tp_timer, "LU", 6897 "Persist timer max (us)"); 6898 6899 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "keepalive_idle", 6900 CTLTYPE_ULONG | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 6901 A_TP_KEEP_IDLE, sysctl_tp_timer, "LU", 6902 "Keepalive idle timer (us)"); 6903 6904 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "keepalive_interval", 6905 CTLTYPE_ULONG | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 6906 A_TP_KEEP_INTVL, sysctl_tp_timer, "LU", 6907 "Keepalive interval timer (us)"); 6908 6909 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "initial_srtt", 6910 CTLTYPE_ULONG | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 6911 A_TP_INIT_SRTT, sysctl_tp_timer, "LU", "Initial SRTT (us)"); 6912 6913 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "finwait2_timer", 6914 CTLTYPE_ULONG | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 6915 A_TP_FINWAIT2_TIMER, sysctl_tp_timer, "LU", 6916 "FINWAIT2 timer (us)"); 6917 6918 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "syn_rexmt_count", 6919 CTLTYPE_UINT | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 6920 S_SYNSHIFTMAX, sysctl_tp_shift_cnt, "IU", 6921 "Number of SYN retransmissions before abort"); 6922 6923 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "rexmt_count", 6924 CTLTYPE_UINT | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 6925 S_RXTSHIFTMAXR2, sysctl_tp_shift_cnt, "IU", 6926 "Number of retransmissions before abort"); 6927 6928 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "keepalive_count", 6929 CTLTYPE_UINT | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 6930 S_KEEPALIVEMAXR2, sysctl_tp_shift_cnt, "IU", 6931 "Number of keepalive probes before abort"); 6932 6933 oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, "rexmt_backoff", 6934 CTLFLAG_RD | CTLFLAG_MPSAFE, NULL, 6935 "TOE retransmit backoffs"); 6936 children = SYSCTL_CHILDREN(oid); 6937 for (i = 0; i < 16; i++) { 6938 snprintf(s, sizeof(s), "%u", i); 6939 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, s, 6940 CTLTYPE_UINT | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 6941 i, sysctl_tp_backoff, "IU", 6942 "TOE retransmit backoff"); 6943 } 6944 } 6945#endif 6946} 6947 6948void 6949vi_sysctls(struct vi_info *vi) 6950{ 6951 struct sysctl_ctx_list *ctx; 6952 struct sysctl_oid *oid; 6953 struct sysctl_oid_list *children; 6954 6955 ctx = device_get_sysctl_ctx(vi->dev); 6956 6957 /* 6958 * dev.v?(cxgbe|cxl).X. 6959 */ 6960 oid = device_get_sysctl_tree(vi->dev); 6961 children = SYSCTL_CHILDREN(oid); 6962 6963 SYSCTL_ADD_UINT(ctx, children, OID_AUTO, "viid", CTLFLAG_RD, NULL, 6964 vi->viid, "VI identifer"); 6965 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "nrxq", CTLFLAG_RD, 6966 &vi->nrxq, 0, "# of rx queues"); 6967 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "ntxq", CTLFLAG_RD, 6968 &vi->ntxq, 0, "# of tx queues"); 6969 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "first_rxq", CTLFLAG_RD, 6970 &vi->first_rxq, 0, "index of first rx queue"); 6971 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "first_txq", CTLFLAG_RD, 6972 &vi->first_txq, 0, "index of first tx queue"); 6973 SYSCTL_ADD_UINT(ctx, children, OID_AUTO, "rss_base", CTLFLAG_RD, NULL, 6974 vi->rss_base, "start of RSS indirection table"); 6975 SYSCTL_ADD_UINT(ctx, children, OID_AUTO, "rss_size", CTLFLAG_RD, NULL, 6976 vi->rss_size, "size of RSS indirection table"); 6977 6978 if (IS_MAIN_VI(vi)) { 6979 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "rsrv_noflowq", 6980 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_MPSAFE, vi, 0, 6981 sysctl_noflowq, "IU", 6982 "Reserve queue 0 for non-flowid packets"); 6983 } 6984 6985 if (vi->adapter->flags & IS_VF) { 6986 MPASS(vi->flags & TX_USES_VM_WR); 6987 SYSCTL_ADD_UINT(ctx, children, OID_AUTO, "tx_vm_wr", CTLFLAG_RD, 6988 NULL, 1, "use VM work requests for transmit"); 6989 } else { 6990 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "tx_vm_wr", 6991 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_MPSAFE, vi, 0, 6992 sysctl_tx_vm_wr, "I", "use VM work requestes for transmit"); 6993 } 6994 6995#ifdef TCP_OFFLOAD 6996 if (vi->nofldrxq != 0) { 6997 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "nofldrxq", CTLFLAG_RD, 6998 &vi->nofldrxq, 0, 6999 "# of rx queues for offloaded TCP connections"); 7000 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "first_ofld_rxq", 7001 CTLFLAG_RD, &vi->first_ofld_rxq, 0, 7002 "index of first TOE rx queue"); 7003 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "holdoff_tmr_idx_ofld", 7004 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_MPSAFE, vi, 0, 7005 sysctl_holdoff_tmr_idx_ofld, "I", 7006 "holdoff timer index for TOE queues"); 7007 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "holdoff_pktc_idx_ofld", 7008 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_MPSAFE, vi, 0, 7009 sysctl_holdoff_pktc_idx_ofld, "I", 7010 "holdoff packet counter index for TOE queues"); 7011 } 7012#endif 7013#if defined(TCP_OFFLOAD) || defined(RATELIMIT) 7014 if (vi->nofldtxq != 0) { 7015 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "nofldtxq", CTLFLAG_RD, 7016 &vi->nofldtxq, 0, 7017 "# of tx queues for TOE/ETHOFLD"); 7018 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "first_ofld_txq", 7019 CTLFLAG_RD, &vi->first_ofld_txq, 0, 7020 "index of first TOE/ETHOFLD tx queue"); 7021 } 7022#endif 7023#ifdef DEV_NETMAP 7024 if (vi->nnmrxq != 0) { 7025 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "nnmrxq", CTLFLAG_RD, 7026 &vi->nnmrxq, 0, "# of netmap rx queues"); 7027 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "nnmtxq", CTLFLAG_RD, 7028 &vi->nnmtxq, 0, "# of netmap tx queues"); 7029 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "first_nm_rxq", 7030 CTLFLAG_RD, &vi->first_nm_rxq, 0, 7031 "index of first netmap rx queue"); 7032 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "first_nm_txq", 7033 CTLFLAG_RD, &vi->first_nm_txq, 0, 7034 "index of first netmap tx queue"); 7035 } 7036#endif 7037 7038 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "holdoff_tmr_idx", 7039 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_MPSAFE, vi, 0, 7040 sysctl_holdoff_tmr_idx, "I", "holdoff timer index"); 7041 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "holdoff_pktc_idx", 7042 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_MPSAFE, vi, 0, 7043 sysctl_holdoff_pktc_idx, "I", "holdoff packet counter index"); 7044 7045 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "qsize_rxq", 7046 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_MPSAFE, vi, 0, 7047 sysctl_qsize_rxq, "I", "rx queue size"); 7048 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "qsize_txq", 7049 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_MPSAFE, vi, 0, 7050 sysctl_qsize_txq, "I", "tx queue size"); 7051} 7052 7053static void 7054cxgbe_sysctls(struct port_info *pi) 7055{ 7056 struct sysctl_ctx_list *ctx; 7057 struct sysctl_oid *oid; 7058 struct sysctl_oid_list *children, *children2; 7059 struct adapter *sc = pi->adapter; 7060 int i; 7061 char name[16]; 7062 static char *tc_flags = {"\20\1USER\2SYNC\3ASYNC\4ERR"}; 7063 7064 ctx = device_get_sysctl_ctx(pi->dev); 7065 7066 /* 7067 * dev.cxgbe.X. 7068 */ 7069 oid = device_get_sysctl_tree(pi->dev); 7070 children = SYSCTL_CHILDREN(oid); 7071 7072 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "linkdnrc", 7073 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, pi, 0, 7074 sysctl_linkdnrc, "A", "reason why link is down"); 7075 if (pi->port_type == FW_PORT_TYPE_BT_XAUI) { 7076 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "temperature", 7077 CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MPSAFE, pi, 0, 7078 sysctl_btphy, "I", "PHY temperature (in Celsius)"); 7079 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "fw_version", 7080 CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MPSAFE, pi, 1, 7081 sysctl_btphy, "I", "PHY firmware version"); 7082 } 7083 7084 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "pause_settings", 7085 CTLTYPE_STRING | CTLFLAG_RW | CTLFLAG_MPSAFE, pi, 0, 7086 sysctl_pause_settings, "A", 7087 "PAUSE settings (bit 0 = rx_pause, 1 = tx_pause, 2 = pause_autoneg)"); 7088 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "fec", 7089 CTLTYPE_STRING | CTLFLAG_RW | CTLFLAG_MPSAFE, pi, 0, 7090 sysctl_fec, "A", 7091 "FECs to use (bit 0 = RS, 1 = FC, 2 = none, 5 = auto, 6 = module)"); 7092 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "module_fec", 7093 CTLTYPE_STRING | CTLFLAG_MPSAFE, pi, 0, sysctl_module_fec, "A", 7094 "FEC recommended by the cable/transceiver"); 7095 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "autoneg", 7096 CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_MPSAFE, pi, 0, 7097 sysctl_autoneg, "I", 7098 "autonegotiation (-1 = not supported)"); 7099 7100 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "pcaps", CTLFLAG_RD, 7101 &pi->link_cfg.pcaps, 0, "port capabilities"); 7102 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "acaps", CTLFLAG_RD, 7103 &pi->link_cfg.acaps, 0, "advertised capabilities"); 7104 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "lpacaps", CTLFLAG_RD, 7105 &pi->link_cfg.lpacaps, 0, "link partner advertised capabilities"); 7106 7107 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "max_speed", CTLFLAG_RD, NULL, 7108 port_top_speed(pi), "max speed (in Gbps)"); 7109 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "mps_bg_map", CTLFLAG_RD, NULL, 7110 pi->mps_bg_map, "MPS buffer group map"); 7111 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "rx_e_chan_map", CTLFLAG_RD, 7112 NULL, pi->rx_e_chan_map, "TP rx e-channel map"); 7113 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "rx_c_chan", CTLFLAG_RD, NULL, 7114 pi->rx_c_chan, "TP rx c-channel"); 7115 7116 if (sc->flags & IS_VF) 7117 return; 7118 7119 /* 7120 * dev.(cxgbe|cxl).X.tc. 7121 */ 7122 oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, "tc", 7123 CTLFLAG_RD | CTLFLAG_MPSAFE, NULL, 7124 "Tx scheduler traffic classes (cl_rl)"); 7125 children2 = SYSCTL_CHILDREN(oid); 7126 SYSCTL_ADD_UINT(ctx, children2, OID_AUTO, "pktsize", 7127 CTLFLAG_RW, &pi->sched_params->pktsize, 0, 7128 "pktsize for per-flow cl-rl (0 means up to the driver )"); 7129 SYSCTL_ADD_UINT(ctx, children2, OID_AUTO, "burstsize", 7130 CTLFLAG_RW, &pi->sched_params->burstsize, 0, 7131 "burstsize for per-flow cl-rl (0 means up to the driver)"); 7132 for (i = 0; i < sc->chip_params->nsched_cls; i++) { 7133 struct tx_cl_rl_params *tc = &pi->sched_params->cl_rl[i]; 7134 7135 snprintf(name, sizeof(name), "%d", i); 7136 children2 = SYSCTL_CHILDREN(SYSCTL_ADD_NODE(ctx, 7137 SYSCTL_CHILDREN(oid), OID_AUTO, name, 7138 CTLFLAG_RD | CTLFLAG_MPSAFE, NULL, "traffic class")); 7139 SYSCTL_ADD_PROC(ctx, children2, OID_AUTO, "flags", 7140 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, tc_flags, 7141 (uintptr_t)&tc->flags, sysctl_bitfield_8b, "A", "flags"); 7142 SYSCTL_ADD_UINT(ctx, children2, OID_AUTO, "refcount", 7143 CTLFLAG_RD, &tc->refcount, 0, "references to this class"); 7144 SYSCTL_ADD_PROC(ctx, children2, OID_AUTO, "params", 7145 CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 7146 (pi->port_id << 16) | i, sysctl_tc_params, "A", 7147 "traffic class parameters"); 7148 } 7149 7150 /* 7151 * dev.cxgbe.X.stats. 7152 */ 7153 oid = SYSCTL_ADD_NODE(ctx, children, OID_AUTO, "stats", 7154 CTLFLAG_RD | CTLFLAG_MPSAFE, NULL, "port statistics"); 7155 children = SYSCTL_CHILDREN(oid); 7156 SYSCTL_ADD_UINT(ctx, children, OID_AUTO, "tx_parse_error", CTLFLAG_RD, 7157 &pi->tx_parse_error, 0, 7158 "# of tx packets with invalid length or # of segments"); 7159 7160#define T4_REGSTAT(name, stat, desc) \ 7161 SYSCTL_ADD_OID(ctx, children, OID_AUTO, #name, \ 7162 CTLTYPE_U64 | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, \ 7163 (is_t4(sc) ? PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_##stat##_L) : \ 7164 T5_PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_##stat##_L)), \ 7165 sysctl_handle_t4_reg64, "QU", desc) 7166 7167/* We get these from port_stats and they may be stale by up to 1s */ 7168#define T4_PORTSTAT(name, desc) \ 7169 SYSCTL_ADD_UQUAD(ctx, children, OID_AUTO, #name, CTLFLAG_RD, \ 7170 &pi->stats.name, desc) 7171 7172 T4_REGSTAT(tx_octets, TX_PORT_BYTES, "# of octets in good frames"); 7173 T4_REGSTAT(tx_frames, TX_PORT_FRAMES, "total # of good frames"); 7174 T4_REGSTAT(tx_bcast_frames, TX_PORT_BCAST, "# of broadcast frames"); 7175 T4_REGSTAT(tx_mcast_frames, TX_PORT_MCAST, "# of multicast frames"); 7176 T4_REGSTAT(tx_ucast_frames, TX_PORT_UCAST, "# of unicast frames"); 7177 T4_REGSTAT(tx_error_frames, TX_PORT_ERROR, "# of error frames"); 7178 T4_REGSTAT(tx_frames_64, TX_PORT_64B, "# of tx frames in this range"); 7179 T4_REGSTAT(tx_frames_65_127, TX_PORT_65B_127B, "# of tx frames in this range"); 7180 T4_REGSTAT(tx_frames_128_255, TX_PORT_128B_255B, "# of tx frames in this range"); 7181 T4_REGSTAT(tx_frames_256_511, TX_PORT_256B_511B, "# of tx frames in this range"); 7182 T4_REGSTAT(tx_frames_512_1023, TX_PORT_512B_1023B, "# of tx frames in this range"); 7183 T4_REGSTAT(tx_frames_1024_1518, TX_PORT_1024B_1518B, "# of tx frames in this range"); 7184 T4_REGSTAT(tx_frames_1519_max, TX_PORT_1519B_MAX, "# of tx frames in this range"); 7185 T4_REGSTAT(tx_drop, TX_PORT_DROP, "# of dropped tx frames"); 7186 T4_REGSTAT(tx_pause, TX_PORT_PAUSE, "# of pause frames transmitted"); 7187 T4_REGSTAT(tx_ppp0, TX_PORT_PPP0, "# of PPP prio 0 frames transmitted"); 7188 T4_REGSTAT(tx_ppp1, TX_PORT_PPP1, "# of PPP prio 1 frames transmitted"); 7189 T4_REGSTAT(tx_ppp2, TX_PORT_PPP2, "# of PPP prio 2 frames transmitted"); 7190 T4_REGSTAT(tx_ppp3, TX_PORT_PPP3, "# of PPP prio 3 frames transmitted"); 7191 T4_REGSTAT(tx_ppp4, TX_PORT_PPP4, "# of PPP prio 4 frames transmitted"); 7192 T4_REGSTAT(tx_ppp5, TX_PORT_PPP5, "# of PPP prio 5 frames transmitted"); 7193 T4_REGSTAT(tx_ppp6, TX_PORT_PPP6, "# of PPP prio 6 frames transmitted"); 7194 T4_REGSTAT(tx_ppp7, TX_PORT_PPP7, "# of PPP prio 7 frames transmitted"); 7195 7196 T4_REGSTAT(rx_octets, RX_PORT_BYTES, "# of octets in good frames"); 7197 T4_REGSTAT(rx_frames, RX_PORT_FRAMES, "total # of good frames"); 7198 T4_REGSTAT(rx_bcast_frames, RX_PORT_BCAST, "# of broadcast frames"); 7199 T4_REGSTAT(rx_mcast_frames, RX_PORT_MCAST, "# of multicast frames"); 7200 T4_REGSTAT(rx_ucast_frames, RX_PORT_UCAST, "# of unicast frames"); 7201 T4_REGSTAT(rx_too_long, RX_PORT_MTU_ERROR, "# of frames exceeding MTU"); 7202 T4_REGSTAT(rx_jabber, RX_PORT_MTU_CRC_ERROR, "# of jabber frames"); 7203 if (is_t6(sc)) { 7204 T4_PORTSTAT(rx_fcs_err, 7205 "# of frames received with bad FCS since last link up"); 7206 } else { 7207 T4_REGSTAT(rx_fcs_err, RX_PORT_CRC_ERROR, 7208 "# of frames received with bad FCS"); 7209 } 7210 T4_REGSTAT(rx_len_err, RX_PORT_LEN_ERROR, "# of frames received with length error"); 7211 T4_REGSTAT(rx_symbol_err, RX_PORT_SYM_ERROR, "symbol errors"); 7212 T4_REGSTAT(rx_runt, RX_PORT_LESS_64B, "# of short frames received"); 7213 T4_REGSTAT(rx_frames_64, RX_PORT_64B, "# of rx frames in this range"); 7214 T4_REGSTAT(rx_frames_65_127, RX_PORT_65B_127B, "# of rx frames in this range"); 7215 T4_REGSTAT(rx_frames_128_255, RX_PORT_128B_255B, "# of rx frames in this range"); 7216 T4_REGSTAT(rx_frames_256_511, RX_PORT_256B_511B, "# of rx frames in this range"); 7217 T4_REGSTAT(rx_frames_512_1023, RX_PORT_512B_1023B, "# of rx frames in this range"); 7218 T4_REGSTAT(rx_frames_1024_1518, RX_PORT_1024B_1518B, "# of rx frames in this range"); 7219 T4_REGSTAT(rx_frames_1519_max, RX_PORT_1519B_MAX, "# of rx frames in this range"); 7220 T4_REGSTAT(rx_pause, RX_PORT_PAUSE, "# of pause frames received"); 7221 T4_REGSTAT(rx_ppp0, RX_PORT_PPP0, "# of PPP prio 0 frames received"); 7222 T4_REGSTAT(rx_ppp1, RX_PORT_PPP1, "# of PPP prio 1 frames received"); 7223 T4_REGSTAT(rx_ppp2, RX_PORT_PPP2, "# of PPP prio 2 frames received"); 7224 T4_REGSTAT(rx_ppp3, RX_PORT_PPP3, "# of PPP prio 3 frames received"); 7225 T4_REGSTAT(rx_ppp4, RX_PORT_PPP4, "# of PPP prio 4 frames received"); 7226 T4_REGSTAT(rx_ppp5, RX_PORT_PPP5, "# of PPP prio 5 frames received"); 7227 T4_REGSTAT(rx_ppp6, RX_PORT_PPP6, "# of PPP prio 6 frames received"); 7228 T4_REGSTAT(rx_ppp7, RX_PORT_PPP7, "# of PPP prio 7 frames received"); 7229 7230 T4_PORTSTAT(rx_ovflow0, "# drops due to buffer-group 0 overflows"); 7231 T4_PORTSTAT(rx_ovflow1, "# drops due to buffer-group 1 overflows"); 7232 T4_PORTSTAT(rx_ovflow2, "# drops due to buffer-group 2 overflows"); 7233 T4_PORTSTAT(rx_ovflow3, "# drops due to buffer-group 3 overflows"); 7234 T4_PORTSTAT(rx_trunc0, "# of buffer-group 0 truncated packets"); 7235 T4_PORTSTAT(rx_trunc1, "# of buffer-group 1 truncated packets"); 7236 T4_PORTSTAT(rx_trunc2, "# of buffer-group 2 truncated packets"); 7237 T4_PORTSTAT(rx_trunc3, "# of buffer-group 3 truncated packets"); 7238 7239#undef T4_REGSTAT 7240#undef T4_PORTSTAT 7241} 7242 7243static int 7244sysctl_int_array(SYSCTL_HANDLER_ARGS) 7245{ 7246 int rc, *i, space = 0; 7247 struct sbuf sb; 7248 7249 sbuf_new_for_sysctl(&sb, NULL, 64, req); 7250 for (i = arg1; arg2; arg2 -= sizeof(int), i++) { 7251 if (space) 7252 sbuf_printf(&sb, " "); 7253 sbuf_printf(&sb, "%d", *i); 7254 space = 1; 7255 } 7256 rc = sbuf_finish(&sb); 7257 sbuf_delete(&sb); 7258 return (rc); 7259} 7260 7261static int 7262sysctl_bitfield_8b(SYSCTL_HANDLER_ARGS) 7263{ 7264 int rc; 7265 struct sbuf *sb; 7266 7267 rc = sysctl_wire_old_buffer(req, 0); 7268 if (rc != 0) 7269 return(rc); 7270 7271 sb = sbuf_new_for_sysctl(NULL, NULL, 128, req); 7272 if (sb == NULL) 7273 return (ENOMEM); 7274 7275 sbuf_printf(sb, "%b", *(uint8_t *)(uintptr_t)arg2, (char *)arg1); 7276 rc = sbuf_finish(sb); 7277 sbuf_delete(sb); 7278 7279 return (rc); 7280} 7281 7282static int 7283sysctl_bitfield_16b(SYSCTL_HANDLER_ARGS) 7284{ 7285 int rc; 7286 struct sbuf *sb; 7287 7288 rc = sysctl_wire_old_buffer(req, 0); 7289 if (rc != 0) 7290 return(rc); 7291 7292 sb = sbuf_new_for_sysctl(NULL, NULL, 128, req); 7293 if (sb == NULL) 7294 return (ENOMEM); 7295 7296 sbuf_printf(sb, "%b", *(uint16_t *)(uintptr_t)arg2, (char *)arg1); 7297 rc = sbuf_finish(sb); 7298 sbuf_delete(sb); 7299 7300 return (rc); 7301} 7302 7303static int 7304sysctl_btphy(SYSCTL_HANDLER_ARGS) 7305{ 7306 struct port_info *pi = arg1; 7307 int op = arg2; 7308 struct adapter *sc = pi->adapter; 7309 u_int v; 7310 int rc; 7311 7312 rc = begin_synchronized_op(sc, &pi->vi[0], SLEEP_OK | INTR_OK, "t4btt"); 7313 if (rc) 7314 return (rc); 7315 /* XXX: magic numbers */ 7316 rc = -t4_mdio_rd(sc, sc->mbox, pi->mdio_addr, 0x1e, op ? 0x20 : 0xc820, 7317 &v); 7318 end_synchronized_op(sc, 0); 7319 if (rc) 7320 return (rc); 7321 if (op == 0) 7322 v /= 256; 7323 7324 rc = sysctl_handle_int(oidp, &v, 0, req); 7325 return (rc); 7326} 7327 7328static int 7329sysctl_noflowq(SYSCTL_HANDLER_ARGS) 7330{ 7331 struct vi_info *vi = arg1; 7332 int rc, val; 7333 7334 val = vi->rsrv_noflowq; 7335 rc = sysctl_handle_int(oidp, &val, 0, req); 7336 if (rc != 0 || req->newptr == NULL) 7337 return (rc); 7338 7339 if ((val >= 1) && (vi->ntxq > 1)) 7340 vi->rsrv_noflowq = 1; 7341 else 7342 vi->rsrv_noflowq = 0; 7343 7344 return (rc); 7345} 7346 7347static int 7348sysctl_tx_vm_wr(SYSCTL_HANDLER_ARGS) 7349{ 7350 struct vi_info *vi = arg1; 7351 struct adapter *sc = vi->adapter; 7352 int rc, val, i; 7353 7354 MPASS(!(sc->flags & IS_VF)); 7355 7356 val = vi->flags & TX_USES_VM_WR ? 1 : 0; 7357 rc = sysctl_handle_int(oidp, &val, 0, req); 7358 if (rc != 0 || req->newptr == NULL) 7359 return (rc); 7360 7361 if (val != 0 && val != 1) 7362 return (EINVAL); 7363 7364 rc = begin_synchronized_op(sc, vi, HOLD_LOCK | SLEEP_OK | INTR_OK, 7365 "t4txvm"); 7366 if (rc) 7367 return (rc); 7368 if (vi->ifp->if_drv_flags & IFF_DRV_RUNNING) { 7369 /* 7370 * We don't want parse_pkt to run with one setting (VF or PF) 7371 * and then eth_tx to see a different setting but still use 7372 * stale information calculated by parse_pkt. 7373 */ 7374 rc = EBUSY; 7375 } else { 7376 struct port_info *pi = vi->pi; 7377 struct sge_txq *txq; 7378 uint32_t ctrl0; 7379 uint8_t npkt = sc->params.max_pkts_per_eth_tx_pkts_wr; 7380 7381 if (val) { 7382 vi->flags |= TX_USES_VM_WR; 7383 vi->ifp->if_hw_tsomaxsegcount = TX_SGL_SEGS_VM_TSO; 7384 ctrl0 = htobe32(V_TXPKT_OPCODE(CPL_TX_PKT_XT) | 7385 V_TXPKT_INTF(pi->tx_chan)); 7386 if (!(sc->flags & IS_VF)) 7387 npkt--; 7388 } else { 7389 vi->flags &= ~TX_USES_VM_WR; 7390 vi->ifp->if_hw_tsomaxsegcount = TX_SGL_SEGS_TSO; 7391 ctrl0 = htobe32(V_TXPKT_OPCODE(CPL_TX_PKT_XT) | 7392 V_TXPKT_INTF(pi->tx_chan) | V_TXPKT_PF(sc->pf) | 7393 V_TXPKT_VF(vi->vin) | V_TXPKT_VF_VLD(vi->vfvld)); 7394 } 7395 for_each_txq(vi, i, txq) { 7396 txq->cpl_ctrl0 = ctrl0; 7397 txq->txp.max_npkt = npkt; 7398 } 7399 } 7400 end_synchronized_op(sc, LOCK_HELD); 7401 return (rc); 7402} 7403 7404static int 7405sysctl_holdoff_tmr_idx(SYSCTL_HANDLER_ARGS) 7406{ 7407 struct vi_info *vi = arg1; 7408 struct adapter *sc = vi->adapter; 7409 int idx, rc, i; 7410 struct sge_rxq *rxq; 7411 uint8_t v; 7412 7413 idx = vi->tmr_idx; 7414 7415 rc = sysctl_handle_int(oidp, &idx, 0, req); 7416 if (rc != 0 || req->newptr == NULL) 7417 return (rc); 7418 7419 if (idx < 0 || idx >= SGE_NTIMERS) 7420 return (EINVAL); 7421 7422 rc = begin_synchronized_op(sc, vi, HOLD_LOCK | SLEEP_OK | INTR_OK, 7423 "t4tmr"); 7424 if (rc) 7425 return (rc); 7426 7427 v = V_QINTR_TIMER_IDX(idx) | V_QINTR_CNT_EN(vi->pktc_idx != -1); 7428 for_each_rxq(vi, i, rxq) { 7429#ifdef atomic_store_rel_8 7430 atomic_store_rel_8(&rxq->iq.intr_params, v); 7431#else 7432 rxq->iq.intr_params = v; 7433#endif 7434 } 7435 vi->tmr_idx = idx; 7436 7437 end_synchronized_op(sc, LOCK_HELD); 7438 return (0); 7439} 7440 7441static int 7442sysctl_holdoff_pktc_idx(SYSCTL_HANDLER_ARGS) 7443{ 7444 struct vi_info *vi = arg1; 7445 struct adapter *sc = vi->adapter; 7446 int idx, rc; 7447 7448 idx = vi->pktc_idx; 7449 7450 rc = sysctl_handle_int(oidp, &idx, 0, req); 7451 if (rc != 0 || req->newptr == NULL) 7452 return (rc); 7453 7454 if (idx < -1 || idx >= SGE_NCOUNTERS) 7455 return (EINVAL); 7456 7457 rc = begin_synchronized_op(sc, vi, HOLD_LOCK | SLEEP_OK | INTR_OK, 7458 "t4pktc"); 7459 if (rc) 7460 return (rc); 7461 7462 if (vi->flags & VI_INIT_DONE) 7463 rc = EBUSY; /* cannot be changed once the queues are created */ 7464 else 7465 vi->pktc_idx = idx; 7466 7467 end_synchronized_op(sc, LOCK_HELD); 7468 return (rc); 7469} 7470 7471static int 7472sysctl_qsize_rxq(SYSCTL_HANDLER_ARGS) 7473{ 7474 struct vi_info *vi = arg1; 7475 struct adapter *sc = vi->adapter; 7476 int qsize, rc; 7477 7478 qsize = vi->qsize_rxq; 7479 7480 rc = sysctl_handle_int(oidp, &qsize, 0, req); 7481 if (rc != 0 || req->newptr == NULL) 7482 return (rc); 7483 7484 if (qsize < 128 || (qsize & 7)) 7485 return (EINVAL); 7486 7487 rc = begin_synchronized_op(sc, vi, HOLD_LOCK | SLEEP_OK | INTR_OK, 7488 "t4rxqs"); 7489 if (rc) 7490 return (rc); 7491 7492 if (vi->flags & VI_INIT_DONE) 7493 rc = EBUSY; /* cannot be changed once the queues are created */ 7494 else 7495 vi->qsize_rxq = qsize; 7496 7497 end_synchronized_op(sc, LOCK_HELD); 7498 return (rc); 7499} 7500 7501static int 7502sysctl_qsize_txq(SYSCTL_HANDLER_ARGS) 7503{ 7504 struct vi_info *vi = arg1; 7505 struct adapter *sc = vi->adapter; 7506 int qsize, rc; 7507 7508 qsize = vi->qsize_txq; 7509 7510 rc = sysctl_handle_int(oidp, &qsize, 0, req); 7511 if (rc != 0 || req->newptr == NULL) 7512 return (rc); 7513 7514 if (qsize < 128 || qsize > 65536) 7515 return (EINVAL); 7516 7517 rc = begin_synchronized_op(sc, vi, HOLD_LOCK | SLEEP_OK | INTR_OK, 7518 "t4txqs"); 7519 if (rc) 7520 return (rc); 7521 7522 if (vi->flags & VI_INIT_DONE) 7523 rc = EBUSY; /* cannot be changed once the queues are created */ 7524 else 7525 vi->qsize_txq = qsize; 7526 7527 end_synchronized_op(sc, LOCK_HELD); 7528 return (rc); 7529} 7530 7531static int 7532sysctl_pause_settings(SYSCTL_HANDLER_ARGS) 7533{ 7534 struct port_info *pi = arg1; 7535 struct adapter *sc = pi->adapter; 7536 struct link_config *lc = &pi->link_cfg; 7537 int rc; 7538 7539 if (req->newptr == NULL) { 7540 struct sbuf *sb; 7541 static char *bits = "\20\1RX\2TX\3AUTO"; 7542 7543 rc = sysctl_wire_old_buffer(req, 0); 7544 if (rc != 0) 7545 return(rc); 7546 7547 sb = sbuf_new_for_sysctl(NULL, NULL, 128, req); 7548 if (sb == NULL) 7549 return (ENOMEM); 7550 7551 if (lc->link_ok) { 7552 sbuf_printf(sb, "%b", (lc->fc & (PAUSE_TX | PAUSE_RX)) | 7553 (lc->requested_fc & PAUSE_AUTONEG), bits); 7554 } else { 7555 sbuf_printf(sb, "%b", lc->requested_fc & (PAUSE_TX | 7556 PAUSE_RX | PAUSE_AUTONEG), bits); 7557 } 7558 rc = sbuf_finish(sb); 7559 sbuf_delete(sb); 7560 } else { 7561 char s[2]; 7562 int n; 7563 7564 s[0] = '0' + (lc->requested_fc & (PAUSE_TX | PAUSE_RX | 7565 PAUSE_AUTONEG)); 7566 s[1] = 0; 7567 7568 rc = sysctl_handle_string(oidp, s, sizeof(s), req); 7569 if (rc != 0) 7570 return(rc); 7571 7572 if (s[1] != 0) 7573 return (EINVAL); 7574 if (s[0] < '0' || s[0] > '9') 7575 return (EINVAL); /* not a number */ 7576 n = s[0] - '0'; 7577 if (n & ~(PAUSE_TX | PAUSE_RX | PAUSE_AUTONEG)) 7578 return (EINVAL); /* some other bit is set too */ 7579 7580 rc = begin_synchronized_op(sc, &pi->vi[0], SLEEP_OK | INTR_OK, 7581 "t4PAUSE"); 7582 if (rc) 7583 return (rc); 7584 PORT_LOCK(pi); 7585 lc->requested_fc = n; 7586 fixup_link_config(pi); 7587 if (pi->up_vis > 0) 7588 rc = apply_link_config(pi); 7589 set_current_media(pi); 7590 PORT_UNLOCK(pi); 7591 end_synchronized_op(sc, 0); 7592 } 7593 7594 return (rc); 7595} 7596 7597static int 7598sysctl_fec(SYSCTL_HANDLER_ARGS) 7599{ 7600 struct port_info *pi = arg1; 7601 struct adapter *sc = pi->adapter; 7602 struct link_config *lc = &pi->link_cfg; 7603 int rc; 7604 int8_t old; 7605 7606 if (req->newptr == NULL) { 7607 struct sbuf *sb; 7608 static char *bits = "\20\1RS-FEC\2FC-FEC\3NO-FEC\4RSVD2" 7609 "\5RSVD3\6auto\7module"; 7610 7611 rc = sysctl_wire_old_buffer(req, 0); 7612 if (rc != 0) 7613 return(rc); 7614 7615 sb = sbuf_new_for_sysctl(NULL, NULL, 128, req); 7616 if (sb == NULL) 7617 return (ENOMEM); 7618 7619 /* 7620 * Display the requested_fec when the link is down -- the actual 7621 * FEC makes sense only when the link is up. 7622 */ 7623 if (lc->link_ok) { 7624 sbuf_printf(sb, "%b", (lc->fec & M_FW_PORT_CAP32_FEC) | 7625 (lc->requested_fec & (FEC_AUTO | FEC_MODULE)), 7626 bits); 7627 } else { 7628 sbuf_printf(sb, "%b", lc->requested_fec, bits); 7629 } 7630 rc = sbuf_finish(sb); 7631 sbuf_delete(sb); 7632 } else { 7633 char s[8]; 7634 int n; 7635 7636 snprintf(s, sizeof(s), "%d", 7637 lc->requested_fec == FEC_AUTO ? -1 : 7638 lc->requested_fec & (M_FW_PORT_CAP32_FEC | FEC_MODULE)); 7639 7640 rc = sysctl_handle_string(oidp, s, sizeof(s), req); 7641 if (rc != 0) 7642 return(rc); 7643 7644 n = strtol(&s[0], NULL, 0); 7645 if (n < 0 || n & FEC_AUTO) 7646 n = FEC_AUTO; 7647 else if (n & ~(M_FW_PORT_CAP32_FEC | FEC_MODULE)) 7648 return (EINVAL);/* some other bit is set too */ 7649 7650 rc = begin_synchronized_op(sc, &pi->vi[0], SLEEP_OK | INTR_OK, 7651 "t4fec"); 7652 if (rc) 7653 return (rc); 7654 PORT_LOCK(pi); 7655 old = lc->requested_fec; 7656 if (n == FEC_AUTO) 7657 lc->requested_fec = FEC_AUTO; 7658 else if (n == 0 || n == FEC_NONE) 7659 lc->requested_fec = FEC_NONE; 7660 else { 7661 if ((lc->pcaps | 7662 V_FW_PORT_CAP32_FEC(n & M_FW_PORT_CAP32_FEC)) != 7663 lc->pcaps) { 7664 rc = ENOTSUP; 7665 goto done; 7666 } 7667 lc->requested_fec = n & (M_FW_PORT_CAP32_FEC | 7668 FEC_MODULE); 7669 } 7670 fixup_link_config(pi); 7671 if (pi->up_vis > 0) { 7672 rc = apply_link_config(pi); 7673 if (rc != 0) { 7674 lc->requested_fec = old; 7675 if (rc == FW_EPROTO) 7676 rc = ENOTSUP; 7677 } 7678 } 7679done: 7680 PORT_UNLOCK(pi); 7681 end_synchronized_op(sc, 0); 7682 } 7683 7684 return (rc); 7685} 7686 7687static int 7688sysctl_module_fec(SYSCTL_HANDLER_ARGS) 7689{ 7690 struct port_info *pi = arg1; 7691 struct adapter *sc = pi->adapter; 7692 struct link_config *lc = &pi->link_cfg; 7693 int rc; 7694 int8_t fec; 7695 struct sbuf *sb; 7696 static char *bits = "\20\1RS-FEC\2FC-FEC\3NO-FEC\4RSVD2\5RSVD3"; 7697 7698 rc = sysctl_wire_old_buffer(req, 0); 7699 if (rc != 0) 7700 return (rc); 7701 7702 sb = sbuf_new_for_sysctl(NULL, NULL, 128, req); 7703 if (sb == NULL) 7704 return (ENOMEM); 7705 7706 if (begin_synchronized_op(sc, NULL, SLEEP_OK | INTR_OK, "t4mfec") != 0) 7707 return (EBUSY); 7708 PORT_LOCK(pi); 7709 if (pi->up_vis == 0) { 7710 /* 7711 * If all the interfaces are administratively down the firmware 7712 * does not report transceiver changes. Refresh port info here. 7713 * This is the only reason we have a synchronized op in this 7714 * function. Just PORT_LOCK would have been enough otherwise. 7715 */ 7716 t4_update_port_info(pi); 7717 } 7718 7719 fec = lc->fec_hint; 7720 if (pi->mod_type == FW_PORT_MOD_TYPE_NONE || 7721 !fec_supported(lc->pcaps)) { 7722 sbuf_printf(sb, "n/a"); 7723 } else { 7724 if (fec == 0) 7725 fec = FEC_NONE; 7726 sbuf_printf(sb, "%b", fec & M_FW_PORT_CAP32_FEC, bits); 7727 } 7728 rc = sbuf_finish(sb); 7729 sbuf_delete(sb); 7730 7731 PORT_UNLOCK(pi); 7732 end_synchronized_op(sc, 0); 7733 7734 return (rc); 7735} 7736 7737static int 7738sysctl_autoneg(SYSCTL_HANDLER_ARGS) 7739{ 7740 struct port_info *pi = arg1; 7741 struct adapter *sc = pi->adapter; 7742 struct link_config *lc = &pi->link_cfg; 7743 int rc, val; 7744 7745 if (lc->pcaps & FW_PORT_CAP32_ANEG) 7746 val = lc->requested_aneg == AUTONEG_DISABLE ? 0 : 1; 7747 else 7748 val = -1; 7749 rc = sysctl_handle_int(oidp, &val, 0, req); 7750 if (rc != 0 || req->newptr == NULL) 7751 return (rc); 7752 if (val == 0) 7753 val = AUTONEG_DISABLE; 7754 else if (val == 1) 7755 val = AUTONEG_ENABLE; 7756 else 7757 val = AUTONEG_AUTO; 7758 7759 rc = begin_synchronized_op(sc, &pi->vi[0], SLEEP_OK | INTR_OK, 7760 "t4aneg"); 7761 if (rc) 7762 return (rc); 7763 PORT_LOCK(pi); 7764 if (val == AUTONEG_ENABLE && !(lc->pcaps & FW_PORT_CAP32_ANEG)) { 7765 rc = ENOTSUP; 7766 goto done; 7767 } 7768 lc->requested_aneg = val; 7769 fixup_link_config(pi); 7770 if (pi->up_vis > 0) 7771 rc = apply_link_config(pi); 7772 set_current_media(pi); 7773done: 7774 PORT_UNLOCK(pi); 7775 end_synchronized_op(sc, 0); 7776 return (rc); 7777} 7778 7779static int 7780sysctl_handle_t4_reg64(SYSCTL_HANDLER_ARGS) 7781{ 7782 struct adapter *sc = arg1; 7783 int reg = arg2; 7784 uint64_t val; 7785 7786 val = t4_read_reg64(sc, reg); 7787 7788 return (sysctl_handle_64(oidp, &val, 0, req)); 7789} 7790 7791static int 7792sysctl_temperature(SYSCTL_HANDLER_ARGS) 7793{ 7794 struct adapter *sc = arg1; 7795 int rc, t; 7796 uint32_t param, val; 7797 7798 rc = begin_synchronized_op(sc, NULL, SLEEP_OK | INTR_OK, "t4temp"); 7799 if (rc) 7800 return (rc); 7801 param = V_FW_PARAMS_MNEM(FW_PARAMS_MNEM_DEV) | 7802 V_FW_PARAMS_PARAM_X(FW_PARAMS_PARAM_DEV_DIAG) | 7803 V_FW_PARAMS_PARAM_Y(FW_PARAM_DEV_DIAG_TMP); 7804 rc = -t4_query_params(sc, sc->mbox, sc->pf, 0, 1, ¶m, &val); 7805 end_synchronized_op(sc, 0); 7806 if (rc) 7807 return (rc); 7808 7809 /* unknown is returned as 0 but we display -1 in that case */ 7810 t = val == 0 ? -1 : val; 7811 7812 rc = sysctl_handle_int(oidp, &t, 0, req); 7813 return (rc); 7814} 7815 7816static int 7817sysctl_vdd(SYSCTL_HANDLER_ARGS) 7818{ 7819 struct adapter *sc = arg1; 7820 int rc; 7821 uint32_t param, val; 7822 7823 if (sc->params.core_vdd == 0) { 7824 rc = begin_synchronized_op(sc, NULL, SLEEP_OK | INTR_OK, 7825 "t4vdd"); 7826 if (rc) 7827 return (rc); 7828 param = V_FW_PARAMS_MNEM(FW_PARAMS_MNEM_DEV) | 7829 V_FW_PARAMS_PARAM_X(FW_PARAMS_PARAM_DEV_DIAG) | 7830 V_FW_PARAMS_PARAM_Y(FW_PARAM_DEV_DIAG_VDD); 7831 rc = -t4_query_params(sc, sc->mbox, sc->pf, 0, 1, ¶m, &val); 7832 end_synchronized_op(sc, 0); 7833 if (rc) 7834 return (rc); 7835 sc->params.core_vdd = val; 7836 } 7837 7838 return (sysctl_handle_int(oidp, &sc->params.core_vdd, 0, req)); 7839} 7840 7841static int 7842sysctl_reset_sensor(SYSCTL_HANDLER_ARGS) 7843{ 7844 struct adapter *sc = arg1; 7845 int rc, v; 7846 uint32_t param, val; 7847 7848 v = sc->sensor_resets; 7849 rc = sysctl_handle_int(oidp, &v, 0, req); 7850 if (rc != 0 || req->newptr == NULL || v <= 0) 7851 return (rc); 7852 7853 if (sc->params.fw_vers < FW_VERSION32(1, 24, 7, 0) || 7854 chip_id(sc) < CHELSIO_T5) 7855 return (ENOTSUP); 7856 7857 rc = begin_synchronized_op(sc, NULL, SLEEP_OK | INTR_OK, "t4srst"); 7858 if (rc) 7859 return (rc); 7860 param = (V_FW_PARAMS_MNEM(FW_PARAMS_MNEM_DEV) | 7861 V_FW_PARAMS_PARAM_X(FW_PARAMS_PARAM_DEV_DIAG) | 7862 V_FW_PARAMS_PARAM_Y(FW_PARAM_DEV_DIAG_RESET_TMP_SENSOR)); 7863 val = 1; 7864 rc = -t4_set_params(sc, sc->mbox, sc->pf, 0, 1, ¶m, &val); 7865 end_synchronized_op(sc, 0); 7866 if (rc == 0) 7867 sc->sensor_resets++; 7868 return (rc); 7869} 7870 7871static int 7872sysctl_loadavg(SYSCTL_HANDLER_ARGS) 7873{ 7874 struct adapter *sc = arg1; 7875 struct sbuf *sb; 7876 int rc; 7877 uint32_t param, val; 7878 7879 rc = begin_synchronized_op(sc, NULL, SLEEP_OK | INTR_OK, "t4lavg"); 7880 if (rc) 7881 return (rc); 7882 param = V_FW_PARAMS_MNEM(FW_PARAMS_MNEM_DEV) | 7883 V_FW_PARAMS_PARAM_X(FW_PARAMS_PARAM_DEV_LOAD); 7884 rc = -t4_query_params(sc, sc->mbox, sc->pf, 0, 1, ¶m, &val); 7885 end_synchronized_op(sc, 0); 7886 if (rc) 7887 return (rc); 7888 7889 rc = sysctl_wire_old_buffer(req, 0); 7890 if (rc != 0) 7891 return (rc); 7892 7893 sb = sbuf_new_for_sysctl(NULL, NULL, 4096, req); 7894 if (sb == NULL) 7895 return (ENOMEM); 7896 7897 if (val == 0xffffffff) { 7898 /* Only debug and custom firmwares report load averages. */ 7899 sbuf_printf(sb, "not available"); 7900 } else { 7901 sbuf_printf(sb, "%d %d %d", val & 0xff, (val >> 8) & 0xff, 7902 (val >> 16) & 0xff); 7903 } 7904 rc = sbuf_finish(sb); 7905 sbuf_delete(sb); 7906 7907 return (rc); 7908} 7909 7910static int 7911sysctl_cctrl(SYSCTL_HANDLER_ARGS) 7912{ 7913 struct adapter *sc = arg1; 7914 struct sbuf *sb; 7915 int rc, i; 7916 uint16_t incr[NMTUS][NCCTRL_WIN]; 7917 static const char *dec_fac[] = { 7918 "0.5", "0.5625", "0.625", "0.6875", "0.75", "0.8125", "0.875", 7919 "0.9375" 7920 }; 7921 7922 rc = sysctl_wire_old_buffer(req, 0); 7923 if (rc != 0) 7924 return (rc); 7925 7926 sb = sbuf_new_for_sysctl(NULL, NULL, 4096, req); 7927 if (sb == NULL) 7928 return (ENOMEM); 7929 7930 t4_read_cong_tbl(sc, incr); 7931 7932 for (i = 0; i < NCCTRL_WIN; ++i) { 7933 sbuf_printf(sb, "%2d: %4u %4u %4u %4u %4u %4u %4u %4u\n", i, 7934 incr[0][i], incr[1][i], incr[2][i], incr[3][i], incr[4][i], 7935 incr[5][i], incr[6][i], incr[7][i]); 7936 sbuf_printf(sb, "%8u %4u %4u %4u %4u %4u %4u %4u %5u %s\n", 7937 incr[8][i], incr[9][i], incr[10][i], incr[11][i], 7938 incr[12][i], incr[13][i], incr[14][i], incr[15][i], 7939 sc->params.a_wnd[i], dec_fac[sc->params.b_wnd[i]]); 7940 } 7941 7942 rc = sbuf_finish(sb); 7943 sbuf_delete(sb); 7944 7945 return (rc); 7946} 7947 7948static const char *qname[CIM_NUM_IBQ + CIM_NUM_OBQ_T5] = { 7949 "TP0", "TP1", "ULP", "SGE0", "SGE1", "NC-SI", /* ibq's */ 7950 "ULP0", "ULP1", "ULP2", "ULP3", "SGE", "NC-SI", /* obq's */ 7951 "SGE0-RX", "SGE1-RX" /* additional obq's (T5 onwards) */ 7952}; 7953 7954static int 7955sysctl_cim_ibq_obq(SYSCTL_HANDLER_ARGS) 7956{ 7957 struct adapter *sc = arg1; 7958 struct sbuf *sb; 7959 int rc, i, n, qid = arg2; 7960 uint32_t *buf, *p; 7961 char *qtype; 7962 u_int cim_num_obq = sc->chip_params->cim_num_obq; 7963 7964 KASSERT(qid >= 0 && qid < CIM_NUM_IBQ + cim_num_obq, 7965 ("%s: bad qid %d\n", __func__, qid)); 7966 7967 if (qid < CIM_NUM_IBQ) { 7968 /* inbound queue */ 7969 qtype = "IBQ"; 7970 n = 4 * CIM_IBQ_SIZE; 7971 buf = malloc(n * sizeof(uint32_t), M_CXGBE, M_ZERO | M_WAITOK); 7972 rc = t4_read_cim_ibq(sc, qid, buf, n); 7973 } else { 7974 /* outbound queue */ 7975 qtype = "OBQ"; 7976 qid -= CIM_NUM_IBQ; 7977 n = 4 * cim_num_obq * CIM_OBQ_SIZE; 7978 buf = malloc(n * sizeof(uint32_t), M_CXGBE, M_ZERO | M_WAITOK); 7979 rc = t4_read_cim_obq(sc, qid, buf, n); 7980 } 7981 7982 if (rc < 0) { 7983 rc = -rc; 7984 goto done; 7985 } 7986 n = rc * sizeof(uint32_t); /* rc has # of words actually read */ 7987 7988 rc = sysctl_wire_old_buffer(req, 0); 7989 if (rc != 0) 7990 goto done; 7991 7992 sb = sbuf_new_for_sysctl(NULL, NULL, PAGE_SIZE, req); 7993 if (sb == NULL) { 7994 rc = ENOMEM; 7995 goto done; 7996 } 7997 7998 sbuf_printf(sb, "%s%d %s", qtype , qid, qname[arg2]); 7999 for (i = 0, p = buf; i < n; i += 16, p += 4) 8000 sbuf_printf(sb, "\n%#06x: %08x %08x %08x %08x", i, p[0], p[1], 8001 p[2], p[3]); 8002 8003 rc = sbuf_finish(sb); 8004 sbuf_delete(sb); 8005done: 8006 free(buf, M_CXGBE); 8007 return (rc); 8008} 8009 8010static void 8011sbuf_cim_la4(struct adapter *sc, struct sbuf *sb, uint32_t *buf, uint32_t cfg) 8012{ 8013 uint32_t *p; 8014 8015 sbuf_printf(sb, "Status Data PC%s", 8016 cfg & F_UPDBGLACAPTPCONLY ? "" : 8017 " LS0Stat LS0Addr LS0Data"); 8018 8019 for (p = buf; p <= &buf[sc->params.cim_la_size - 8]; p += 8) { 8020 if (cfg & F_UPDBGLACAPTPCONLY) { 8021 sbuf_printf(sb, "\n %02x %08x %08x", p[5] & 0xff, 8022 p[6], p[7]); 8023 sbuf_printf(sb, "\n %02x %02x%06x %02x%06x", 8024 (p[3] >> 8) & 0xff, p[3] & 0xff, p[4] >> 8, 8025 p[4] & 0xff, p[5] >> 8); 8026 sbuf_printf(sb, "\n %02x %x%07x %x%07x", 8027 (p[0] >> 4) & 0xff, p[0] & 0xf, p[1] >> 4, 8028 p[1] & 0xf, p[2] >> 4); 8029 } else { 8030 sbuf_printf(sb, 8031 "\n %02x %x%07x %x%07x %08x %08x " 8032 "%08x%08x%08x%08x", 8033 (p[0] >> 4) & 0xff, p[0] & 0xf, p[1] >> 4, 8034 p[1] & 0xf, p[2] >> 4, p[2] & 0xf, p[3], p[4], p[5], 8035 p[6], p[7]); 8036 } 8037 } 8038} 8039 8040static void 8041sbuf_cim_la6(struct adapter *sc, struct sbuf *sb, uint32_t *buf, uint32_t cfg) 8042{ 8043 uint32_t *p; 8044 8045 sbuf_printf(sb, "Status Inst Data PC%s", 8046 cfg & F_UPDBGLACAPTPCONLY ? "" : 8047 " LS0Stat LS0Addr LS0Data LS1Stat LS1Addr LS1Data"); 8048 8049 for (p = buf; p <= &buf[sc->params.cim_la_size - 10]; p += 10) { 8050 if (cfg & F_UPDBGLACAPTPCONLY) { 8051 sbuf_printf(sb, "\n %02x %08x %08x %08x", 8052 p[3] & 0xff, p[2], p[1], p[0]); 8053 sbuf_printf(sb, "\n %02x %02x%06x %02x%06x %02x%06x", 8054 (p[6] >> 8) & 0xff, p[6] & 0xff, p[5] >> 8, 8055 p[5] & 0xff, p[4] >> 8, p[4] & 0xff, p[3] >> 8); 8056 sbuf_printf(sb, "\n %02x %04x%04x %04x%04x %04x%04x", 8057 (p[9] >> 16) & 0xff, p[9] & 0xffff, p[8] >> 16, 8058 p[8] & 0xffff, p[7] >> 16, p[7] & 0xffff, 8059 p[6] >> 16); 8060 } else { 8061 sbuf_printf(sb, "\n %02x %04x%04x %04x%04x %04x%04x " 8062 "%08x %08x %08x %08x %08x %08x", 8063 (p[9] >> 16) & 0xff, 8064 p[9] & 0xffff, p[8] >> 16, 8065 p[8] & 0xffff, p[7] >> 16, 8066 p[7] & 0xffff, p[6] >> 16, 8067 p[2], p[1], p[0], p[5], p[4], p[3]); 8068 } 8069 } 8070} 8071 8072static int 8073sbuf_cim_la(struct adapter *sc, struct sbuf *sb, int flags) 8074{ 8075 uint32_t cfg, *buf; 8076 int rc; 8077 8078 rc = -t4_cim_read(sc, A_UP_UP_DBG_LA_CFG, 1, &cfg); 8079 if (rc != 0) 8080 return (rc); 8081 8082 MPASS(flags == M_WAITOK || flags == M_NOWAIT); 8083 buf = malloc(sc->params.cim_la_size * sizeof(uint32_t), M_CXGBE, 8084 M_ZERO | flags); 8085 if (buf == NULL) 8086 return (ENOMEM); 8087 8088 rc = -t4_cim_read_la(sc, buf, NULL); 8089 if (rc != 0) 8090 goto done; 8091 if (chip_id(sc) < CHELSIO_T6) 8092 sbuf_cim_la4(sc, sb, buf, cfg); 8093 else 8094 sbuf_cim_la6(sc, sb, buf, cfg); 8095 8096done: 8097 free(buf, M_CXGBE); 8098 return (rc); 8099} 8100 8101static int 8102sysctl_cim_la(SYSCTL_HANDLER_ARGS) 8103{ 8104 struct adapter *sc = arg1; 8105 struct sbuf *sb; 8106 int rc; 8107 8108 rc = sysctl_wire_old_buffer(req, 0); 8109 if (rc != 0) 8110 return (rc); 8111 sb = sbuf_new_for_sysctl(NULL, NULL, 4096, req); 8112 if (sb == NULL) 8113 return (ENOMEM); 8114 8115 rc = sbuf_cim_la(sc, sb, M_WAITOK); 8116 if (rc == 0) 8117 rc = sbuf_finish(sb); 8118 sbuf_delete(sb); 8119 return (rc); 8120} 8121 8122bool 8123t4_os_dump_cimla(struct adapter *sc, int arg, bool verbose) 8124{ 8125 struct sbuf sb; 8126 int rc; 8127 8128 if (sbuf_new(&sb, NULL, 4096, SBUF_AUTOEXTEND) != &sb) 8129 return (false); 8130 rc = sbuf_cim_la(sc, &sb, M_NOWAIT); 8131 if (rc == 0) { 8132 rc = sbuf_finish(&sb); 8133 if (rc == 0) { 8134 log(LOG_DEBUG, "%s: CIM LA dump follows.\n%s", 8135 device_get_nameunit(sc->dev), sbuf_data(&sb)); 8136 } 8137 } 8138 sbuf_delete(&sb); 8139 return (false); 8140} 8141 8142static int 8143sysctl_cim_ma_la(SYSCTL_HANDLER_ARGS) 8144{ 8145 struct adapter *sc = arg1; 8146 u_int i; 8147 struct sbuf *sb; 8148 uint32_t *buf, *p; 8149 int rc; 8150 8151 rc = sysctl_wire_old_buffer(req, 0); 8152 if (rc != 0) 8153 return (rc); 8154 8155 sb = sbuf_new_for_sysctl(NULL, NULL, 4096, req); 8156 if (sb == NULL) 8157 return (ENOMEM); 8158 8159 buf = malloc(2 * CIM_MALA_SIZE * 5 * sizeof(uint32_t), M_CXGBE, 8160 M_ZERO | M_WAITOK); 8161 8162 t4_cim_read_ma_la(sc, buf, buf + 5 * CIM_MALA_SIZE); 8163 p = buf; 8164 8165 for (i = 0; i < CIM_MALA_SIZE; i++, p += 5) { 8166 sbuf_printf(sb, "\n%02x%08x%08x%08x%08x", p[4], p[3], p[2], 8167 p[1], p[0]); 8168 } 8169 8170 sbuf_printf(sb, "\n\nCnt ID Tag UE Data RDY VLD"); 8171 for (i = 0; i < CIM_MALA_SIZE; i++, p += 5) { 8172 sbuf_printf(sb, "\n%3u %2u %x %u %08x%08x %u %u", 8173 (p[2] >> 10) & 0xff, (p[2] >> 7) & 7, 8174 (p[2] >> 3) & 0xf, (p[2] >> 2) & 1, 8175 (p[1] >> 2) | ((p[2] & 3) << 30), 8176 (p[0] >> 2) | ((p[1] & 3) << 30), (p[0] >> 1) & 1, 8177 p[0] & 1); 8178 } 8179 8180 rc = sbuf_finish(sb); 8181 sbuf_delete(sb); 8182 free(buf, M_CXGBE); 8183 return (rc); 8184} 8185 8186static int 8187sysctl_cim_pif_la(SYSCTL_HANDLER_ARGS) 8188{ 8189 struct adapter *sc = arg1; 8190 u_int i; 8191 struct sbuf *sb; 8192 uint32_t *buf, *p; 8193 int rc; 8194 8195 rc = sysctl_wire_old_buffer(req, 0); 8196 if (rc != 0) 8197 return (rc); 8198 8199 sb = sbuf_new_for_sysctl(NULL, NULL, 4096, req); 8200 if (sb == NULL) 8201 return (ENOMEM); 8202 8203 buf = malloc(2 * CIM_PIFLA_SIZE * 6 * sizeof(uint32_t), M_CXGBE, 8204 M_ZERO | M_WAITOK); 8205 8206 t4_cim_read_pif_la(sc, buf, buf + 6 * CIM_PIFLA_SIZE, NULL, NULL); 8207 p = buf; 8208 8209 sbuf_printf(sb, "Cntl ID DataBE Addr Data"); 8210 for (i = 0; i < CIM_PIFLA_SIZE; i++, p += 6) { 8211 sbuf_printf(sb, "\n %02x %02x %04x %08x %08x%08x%08x%08x", 8212 (p[5] >> 22) & 0xff, (p[5] >> 16) & 0x3f, p[5] & 0xffff, 8213 p[4], p[3], p[2], p[1], p[0]); 8214 } 8215 8216 sbuf_printf(sb, "\n\nCntl ID Data"); 8217 for (i = 0; i < CIM_PIFLA_SIZE; i++, p += 6) { 8218 sbuf_printf(sb, "\n %02x %02x %08x%08x%08x%08x", 8219 (p[4] >> 6) & 0xff, p[4] & 0x3f, p[3], p[2], p[1], p[0]); 8220 } 8221 8222 rc = sbuf_finish(sb); 8223 sbuf_delete(sb); 8224 free(buf, M_CXGBE); 8225 return (rc); 8226} 8227 8228static int 8229sysctl_cim_qcfg(SYSCTL_HANDLER_ARGS) 8230{ 8231 struct adapter *sc = arg1; 8232 struct sbuf *sb; 8233 int rc, i; 8234 uint16_t base[CIM_NUM_IBQ + CIM_NUM_OBQ_T5]; 8235 uint16_t size[CIM_NUM_IBQ + CIM_NUM_OBQ_T5]; 8236 uint16_t thres[CIM_NUM_IBQ]; 8237 uint32_t obq_wr[2 * CIM_NUM_OBQ_T5], *wr = obq_wr; 8238 uint32_t stat[4 * (CIM_NUM_IBQ + CIM_NUM_OBQ_T5)], *p = stat; 8239 u_int cim_num_obq, ibq_rdaddr, obq_rdaddr, nq; 8240 8241 cim_num_obq = sc->chip_params->cim_num_obq; 8242 if (is_t4(sc)) { 8243 ibq_rdaddr = A_UP_IBQ_0_RDADDR; 8244 obq_rdaddr = A_UP_OBQ_0_REALADDR; 8245 } else { 8246 ibq_rdaddr = A_UP_IBQ_0_SHADOW_RDADDR; 8247 obq_rdaddr = A_UP_OBQ_0_SHADOW_REALADDR; 8248 } 8249 nq = CIM_NUM_IBQ + cim_num_obq; 8250 8251 rc = -t4_cim_read(sc, ibq_rdaddr, 4 * nq, stat); 8252 if (rc == 0) 8253 rc = -t4_cim_read(sc, obq_rdaddr, 2 * cim_num_obq, obq_wr); 8254 if (rc != 0) 8255 return (rc); 8256 8257 t4_read_cimq_cfg(sc, base, size, thres); 8258 8259 rc = sysctl_wire_old_buffer(req, 0); 8260 if (rc != 0) 8261 return (rc); 8262 8263 sb = sbuf_new_for_sysctl(NULL, NULL, PAGE_SIZE, req); 8264 if (sb == NULL) 8265 return (ENOMEM); 8266 8267 sbuf_printf(sb, 8268 " Queue Base Size Thres RdPtr WrPtr SOP EOP Avail"); 8269 8270 for (i = 0; i < CIM_NUM_IBQ; i++, p += 4) 8271 sbuf_printf(sb, "\n%7s %5x %5u %5u %6x %4x %4u %4u %5u", 8272 qname[i], base[i], size[i], thres[i], G_IBQRDADDR(p[0]), 8273 G_IBQWRADDR(p[1]), G_QUESOPCNT(p[3]), G_QUEEOPCNT(p[3]), 8274 G_QUEREMFLITS(p[2]) * 16); 8275 for ( ; i < nq; i++, p += 4, wr += 2) 8276 sbuf_printf(sb, "\n%7s %5x %5u %12x %4x %4u %4u %5u", qname[i], 8277 base[i], size[i], G_QUERDADDR(p[0]) & 0x3fff, 8278 wr[0] - base[i], G_QUESOPCNT(p[3]), G_QUEEOPCNT(p[3]), 8279 G_QUEREMFLITS(p[2]) * 16); 8280 8281 rc = sbuf_finish(sb); 8282 sbuf_delete(sb); 8283 8284 return (rc); 8285} 8286 8287static int 8288sysctl_cpl_stats(SYSCTL_HANDLER_ARGS) 8289{ 8290 struct adapter *sc = arg1; 8291 struct sbuf *sb; 8292 int rc; 8293 struct tp_cpl_stats stats; 8294 8295 rc = sysctl_wire_old_buffer(req, 0); 8296 if (rc != 0) 8297 return (rc); 8298 8299 sb = sbuf_new_for_sysctl(NULL, NULL, 256, req); 8300 if (sb == NULL) 8301 return (ENOMEM); 8302 8303 mtx_lock(&sc->reg_lock); 8304 t4_tp_get_cpl_stats(sc, &stats, 0); 8305 mtx_unlock(&sc->reg_lock); 8306 8307 if (sc->chip_params->nchan > 2) { 8308 sbuf_printf(sb, " channel 0 channel 1" 8309 " channel 2 channel 3"); 8310 sbuf_printf(sb, "\nCPL requests: %10u %10u %10u %10u", 8311 stats.req[0], stats.req[1], stats.req[2], stats.req[3]); 8312 sbuf_printf(sb, "\nCPL responses: %10u %10u %10u %10u", 8313 stats.rsp[0], stats.rsp[1], stats.rsp[2], stats.rsp[3]); 8314 } else { 8315 sbuf_printf(sb, " channel 0 channel 1"); 8316 sbuf_printf(sb, "\nCPL requests: %10u %10u", 8317 stats.req[0], stats.req[1]); 8318 sbuf_printf(sb, "\nCPL responses: %10u %10u", 8319 stats.rsp[0], stats.rsp[1]); 8320 } 8321 8322 rc = sbuf_finish(sb); 8323 sbuf_delete(sb); 8324 8325 return (rc); 8326} 8327 8328static int 8329sysctl_ddp_stats(SYSCTL_HANDLER_ARGS) 8330{ 8331 struct adapter *sc = arg1; 8332 struct sbuf *sb; 8333 int rc; 8334 struct tp_usm_stats stats; 8335 8336 rc = sysctl_wire_old_buffer(req, 0); 8337 if (rc != 0) 8338 return(rc); 8339 8340 sb = sbuf_new_for_sysctl(NULL, NULL, 256, req); 8341 if (sb == NULL) 8342 return (ENOMEM); 8343 8344 mtx_lock(&sc->reg_lock); 8345 t4_get_usm_stats(sc, &stats, 1); 8346 mtx_unlock(&sc->reg_lock); 8347 8348 sbuf_printf(sb, "Frames: %u\n", stats.frames); 8349 sbuf_printf(sb, "Octets: %ju\n", stats.octets); 8350 sbuf_printf(sb, "Drops: %u", stats.drops); 8351 8352 rc = sbuf_finish(sb); 8353 sbuf_delete(sb); 8354 8355 return (rc); 8356} 8357 8358static int 8359sysctl_tid_stats(SYSCTL_HANDLER_ARGS) 8360{ 8361 struct adapter *sc = arg1; 8362 struct sbuf *sb; 8363 int rc; 8364 struct tp_tid_stats stats; 8365 8366 rc = sysctl_wire_old_buffer(req, 0); 8367 if (rc != 0) 8368 return(rc); 8369 8370 sb = sbuf_new_for_sysctl(NULL, NULL, 256, req); 8371 if (sb == NULL) 8372 return (ENOMEM); 8373 8374 mtx_lock(&sc->reg_lock); 8375 t4_tp_get_tid_stats(sc, &stats, 1); 8376 mtx_unlock(&sc->reg_lock); 8377 8378 sbuf_printf(sb, "Delete: %u\n", stats.del); 8379 sbuf_printf(sb, "Invalidate: %u\n", stats.inv); 8380 sbuf_printf(sb, "Active: %u\n", stats.act); 8381 sbuf_printf(sb, "Passive: %u", stats.pas); 8382 8383 rc = sbuf_finish(sb); 8384 sbuf_delete(sb); 8385 8386 return (rc); 8387} 8388 8389static const char * const devlog_level_strings[] = { 8390 [FW_DEVLOG_LEVEL_EMERG] = "EMERG", 8391 [FW_DEVLOG_LEVEL_CRIT] = "CRIT", 8392 [FW_DEVLOG_LEVEL_ERR] = "ERR", 8393 [FW_DEVLOG_LEVEL_NOTICE] = "NOTICE", 8394 [FW_DEVLOG_LEVEL_INFO] = "INFO", 8395 [FW_DEVLOG_LEVEL_DEBUG] = "DEBUG" 8396}; 8397 8398static const char * const devlog_facility_strings[] = { 8399 [FW_DEVLOG_FACILITY_CORE] = "CORE", 8400 [FW_DEVLOG_FACILITY_CF] = "CF", 8401 [FW_DEVLOG_FACILITY_SCHED] = "SCHED", 8402 [FW_DEVLOG_FACILITY_TIMER] = "TIMER", 8403 [FW_DEVLOG_FACILITY_RES] = "RES", 8404 [FW_DEVLOG_FACILITY_HW] = "HW", 8405 [FW_DEVLOG_FACILITY_FLR] = "FLR", 8406 [FW_DEVLOG_FACILITY_DMAQ] = "DMAQ", 8407 [FW_DEVLOG_FACILITY_PHY] = "PHY", 8408 [FW_DEVLOG_FACILITY_MAC] = "MAC", 8409 [FW_DEVLOG_FACILITY_PORT] = "PORT", 8410 [FW_DEVLOG_FACILITY_VI] = "VI", 8411 [FW_DEVLOG_FACILITY_FILTER] = "FILTER", 8412 [FW_DEVLOG_FACILITY_ACL] = "ACL", 8413 [FW_DEVLOG_FACILITY_TM] = "TM", 8414 [FW_DEVLOG_FACILITY_QFC] = "QFC", 8415 [FW_DEVLOG_FACILITY_DCB] = "DCB", 8416 [FW_DEVLOG_FACILITY_ETH] = "ETH", 8417 [FW_DEVLOG_FACILITY_OFLD] = "OFLD", 8418 [FW_DEVLOG_FACILITY_RI] = "RI", 8419 [FW_DEVLOG_FACILITY_ISCSI] = "ISCSI", 8420 [FW_DEVLOG_FACILITY_FCOE] = "FCOE", 8421 [FW_DEVLOG_FACILITY_FOISCSI] = "FOISCSI", 8422 [FW_DEVLOG_FACILITY_FOFCOE] = "FOFCOE", 8423 [FW_DEVLOG_FACILITY_CHNET] = "CHNET", 8424}; 8425 8426static int 8427sbuf_devlog(struct adapter *sc, struct sbuf *sb, int flags) 8428{ 8429 int i, j, rc, nentries, first = 0; 8430 struct devlog_params *dparams = &sc->params.devlog; 8431 struct fw_devlog_e *buf, *e; 8432 uint64_t ftstamp = UINT64_MAX; 8433 8434 if (dparams->addr == 0) 8435 return (ENXIO); 8436 8437 MPASS(flags == M_WAITOK || flags == M_NOWAIT); 8438 buf = malloc(dparams->size, M_CXGBE, M_ZERO | flags); 8439 if (buf == NULL) 8440 return (ENOMEM); 8441 8442 rc = read_via_memwin(sc, 1, dparams->addr, (void *)buf, dparams->size); 8443 if (rc != 0) 8444 goto done; 8445 8446 nentries = dparams->size / sizeof(struct fw_devlog_e); 8447 for (i = 0; i < nentries; i++) { 8448 e = &buf[i]; 8449 8450 if (e->timestamp == 0) 8451 break; /* end */ 8452 8453 e->timestamp = be64toh(e->timestamp); 8454 e->seqno = be32toh(e->seqno); 8455 for (j = 0; j < 8; j++) 8456 e->params[j] = be32toh(e->params[j]); 8457 8458 if (e->timestamp < ftstamp) { 8459 ftstamp = e->timestamp; 8460 first = i; 8461 } 8462 } 8463 8464 if (buf[first].timestamp == 0) 8465 goto done; /* nothing in the log */ 8466 8467 sbuf_printf(sb, "%10s %15s %8s %8s %s\n", 8468 "Seq#", "Tstamp", "Level", "Facility", "Message"); 8469 8470 i = first; 8471 do { 8472 e = &buf[i]; 8473 if (e->timestamp == 0) 8474 break; /* end */ 8475 8476 sbuf_printf(sb, "%10d %15ju %8s %8s ", 8477 e->seqno, e->timestamp, 8478 (e->level < nitems(devlog_level_strings) ? 8479 devlog_level_strings[e->level] : "UNKNOWN"), 8480 (e->facility < nitems(devlog_facility_strings) ? 8481 devlog_facility_strings[e->facility] : "UNKNOWN")); 8482 sbuf_printf(sb, e->fmt, e->params[0], e->params[1], 8483 e->params[2], e->params[3], e->params[4], 8484 e->params[5], e->params[6], e->params[7]); 8485 8486 if (++i == nentries) 8487 i = 0; 8488 } while (i != first); 8489done: 8490 free(buf, M_CXGBE); 8491 return (rc); 8492} 8493 8494static int 8495sysctl_devlog(SYSCTL_HANDLER_ARGS) 8496{ 8497 struct adapter *sc = arg1; 8498 int rc; 8499 struct sbuf *sb; 8500 8501 rc = sysctl_wire_old_buffer(req, 0); 8502 if (rc != 0) 8503 return (rc); 8504 sb = sbuf_new_for_sysctl(NULL, NULL, 4096, req); 8505 if (sb == NULL) 8506 return (ENOMEM); 8507 8508 rc = sbuf_devlog(sc, sb, M_WAITOK); 8509 if (rc == 0) 8510 rc = sbuf_finish(sb); 8511 sbuf_delete(sb); 8512 return (rc); 8513} 8514 8515void 8516t4_os_dump_devlog(struct adapter *sc) 8517{ 8518 int rc; 8519 struct sbuf sb; 8520 8521 if (sbuf_new(&sb, NULL, 4096, SBUF_AUTOEXTEND) != &sb) 8522 return; 8523 rc = sbuf_devlog(sc, &sb, M_NOWAIT); 8524 if (rc == 0) { 8525 rc = sbuf_finish(&sb); 8526 if (rc == 0) { 8527 log(LOG_DEBUG, "%s: device log follows.\n%s", 8528 device_get_nameunit(sc->dev), sbuf_data(&sb)); 8529 } 8530 } 8531 sbuf_delete(&sb); 8532} 8533 8534static int 8535sysctl_fcoe_stats(SYSCTL_HANDLER_ARGS) 8536{ 8537 struct adapter *sc = arg1; 8538 struct sbuf *sb; 8539 int rc; 8540 struct tp_fcoe_stats stats[MAX_NCHAN]; 8541 int i, nchan = sc->chip_params->nchan; 8542 8543 rc = sysctl_wire_old_buffer(req, 0); 8544 if (rc != 0) 8545 return (rc); 8546 8547 sb = sbuf_new_for_sysctl(NULL, NULL, 256, req); 8548 if (sb == NULL) 8549 return (ENOMEM); 8550 8551 mtx_lock(&sc->reg_lock); 8552 for (i = 0; i < nchan; i++) 8553 t4_get_fcoe_stats(sc, i, &stats[i], 1); 8554 mtx_unlock(&sc->reg_lock); 8555 8556 if (nchan > 2) { 8557 sbuf_printf(sb, " channel 0 channel 1" 8558 " channel 2 channel 3"); 8559 sbuf_printf(sb, "\noctetsDDP: %16ju %16ju %16ju %16ju", 8560 stats[0].octets_ddp, stats[1].octets_ddp, 8561 stats[2].octets_ddp, stats[3].octets_ddp); 8562 sbuf_printf(sb, "\nframesDDP: %16u %16u %16u %16u", 8563 stats[0].frames_ddp, stats[1].frames_ddp, 8564 stats[2].frames_ddp, stats[3].frames_ddp); 8565 sbuf_printf(sb, "\nframesDrop: %16u %16u %16u %16u", 8566 stats[0].frames_drop, stats[1].frames_drop, 8567 stats[2].frames_drop, stats[3].frames_drop); 8568 } else { 8569 sbuf_printf(sb, " channel 0 channel 1"); 8570 sbuf_printf(sb, "\noctetsDDP: %16ju %16ju", 8571 stats[0].octets_ddp, stats[1].octets_ddp); 8572 sbuf_printf(sb, "\nframesDDP: %16u %16u", 8573 stats[0].frames_ddp, stats[1].frames_ddp); 8574 sbuf_printf(sb, "\nframesDrop: %16u %16u", 8575 stats[0].frames_drop, stats[1].frames_drop); 8576 } 8577 8578 rc = sbuf_finish(sb); 8579 sbuf_delete(sb); 8580 8581 return (rc); 8582} 8583 8584static int 8585sysctl_hw_sched(SYSCTL_HANDLER_ARGS) 8586{ 8587 struct adapter *sc = arg1; 8588 struct sbuf *sb; 8589 int rc, i; 8590 unsigned int map, kbps, ipg, mode; 8591 unsigned int pace_tab[NTX_SCHED]; 8592 8593 rc = sysctl_wire_old_buffer(req, 0); 8594 if (rc != 0) 8595 return (rc); 8596 8597 sb = sbuf_new_for_sysctl(NULL, NULL, 256, req); 8598 if (sb == NULL) 8599 return (ENOMEM); 8600 8601 map = t4_read_reg(sc, A_TP_TX_MOD_QUEUE_REQ_MAP); 8602 mode = G_TIMERMODE(t4_read_reg(sc, A_TP_MOD_CONFIG)); 8603 t4_read_pace_tbl(sc, pace_tab); 8604 8605 sbuf_printf(sb, "Scheduler Mode Channel Rate (Kbps) " 8606 "Class IPG (0.1 ns) Flow IPG (us)"); 8607 8608 for (i = 0; i < NTX_SCHED; ++i, map >>= 2) { 8609 t4_get_tx_sched(sc, i, &kbps, &ipg, 1); 8610 sbuf_printf(sb, "\n %u %-5s %u ", i, 8611 (mode & (1 << i)) ? "flow" : "class", map & 3); 8612 if (kbps) 8613 sbuf_printf(sb, "%9u ", kbps); 8614 else 8615 sbuf_printf(sb, " disabled "); 8616 8617 if (ipg) 8618 sbuf_printf(sb, "%13u ", ipg); 8619 else 8620 sbuf_printf(sb, " disabled "); 8621 8622 if (pace_tab[i]) 8623 sbuf_printf(sb, "%10u", pace_tab[i]); 8624 else 8625 sbuf_printf(sb, " disabled"); 8626 } 8627 8628 rc = sbuf_finish(sb); 8629 sbuf_delete(sb); 8630 8631 return (rc); 8632} 8633 8634static int 8635sysctl_lb_stats(SYSCTL_HANDLER_ARGS) 8636{ 8637 struct adapter *sc = arg1; 8638 struct sbuf *sb; 8639 int rc, i, j; 8640 uint64_t *p0, *p1; 8641 struct lb_port_stats s[2]; 8642 static const char *stat_name[] = { 8643 "OctetsOK:", "FramesOK:", "BcastFrames:", "McastFrames:", 8644 "UcastFrames:", "ErrorFrames:", "Frames64:", "Frames65To127:", 8645 "Frames128To255:", "Frames256To511:", "Frames512To1023:", 8646 "Frames1024To1518:", "Frames1519ToMax:", "FramesDropped:", 8647 "BG0FramesDropped:", "BG1FramesDropped:", "BG2FramesDropped:", 8648 "BG3FramesDropped:", "BG0FramesTrunc:", "BG1FramesTrunc:", 8649 "BG2FramesTrunc:", "BG3FramesTrunc:" 8650 }; 8651 8652 rc = sysctl_wire_old_buffer(req, 0); 8653 if (rc != 0) 8654 return (rc); 8655 8656 sb = sbuf_new_for_sysctl(NULL, NULL, 4096, req); 8657 if (sb == NULL) 8658 return (ENOMEM); 8659 8660 memset(s, 0, sizeof(s)); 8661 8662 for (i = 0; i < sc->chip_params->nchan; i += 2) { 8663 t4_get_lb_stats(sc, i, &s[0]); 8664 t4_get_lb_stats(sc, i + 1, &s[1]); 8665 8666 p0 = &s[0].octets; 8667 p1 = &s[1].octets; 8668 sbuf_printf(sb, "%s Loopback %u" 8669 " Loopback %u", i == 0 ? "" : "\n", i, i + 1); 8670 8671 for (j = 0; j < nitems(stat_name); j++) 8672 sbuf_printf(sb, "\n%-17s %20ju %20ju", stat_name[j], 8673 *p0++, *p1++); 8674 } 8675 8676 rc = sbuf_finish(sb); 8677 sbuf_delete(sb); 8678 8679 return (rc); 8680} 8681 8682static int 8683sysctl_linkdnrc(SYSCTL_HANDLER_ARGS) 8684{ 8685 int rc = 0; 8686 struct port_info *pi = arg1; 8687 struct link_config *lc = &pi->link_cfg; 8688 struct sbuf *sb; 8689 8690 rc = sysctl_wire_old_buffer(req, 0); 8691 if (rc != 0) 8692 return(rc); 8693 sb = sbuf_new_for_sysctl(NULL, NULL, 64, req); 8694 if (sb == NULL) 8695 return (ENOMEM); 8696 8697 if (lc->link_ok || lc->link_down_rc == 255) 8698 sbuf_printf(sb, "n/a"); 8699 else 8700 sbuf_printf(sb, "%s", t4_link_down_rc_str(lc->link_down_rc)); 8701 8702 rc = sbuf_finish(sb); 8703 sbuf_delete(sb); 8704 8705 return (rc); 8706} 8707 8708struct mem_desc { 8709 unsigned int base; 8710 unsigned int limit; 8711 unsigned int idx; 8712}; 8713 8714static int 8715mem_desc_cmp(const void *a, const void *b) 8716{ 8717 return ((const struct mem_desc *)a)->base - 8718 ((const struct mem_desc *)b)->base; 8719} 8720 8721static void 8722mem_region_show(struct sbuf *sb, const char *name, unsigned int from, 8723 unsigned int to) 8724{ 8725 unsigned int size; 8726 8727 if (from == to) 8728 return; 8729 8730 size = to - from + 1; 8731 if (size == 0) 8732 return; 8733 8734 /* XXX: need humanize_number(3) in libkern for a more readable 'size' */ 8735 sbuf_printf(sb, "%-15s %#x-%#x [%u]\n", name, from, to, size); 8736} 8737 8738static int 8739sysctl_meminfo(SYSCTL_HANDLER_ARGS) 8740{ 8741 struct adapter *sc = arg1; 8742 struct sbuf *sb; 8743 int rc, i, n; 8744 uint32_t lo, hi, used, alloc; 8745 static const char *memory[] = {"EDC0:", "EDC1:", "MC:", "MC0:", "MC1:"}; 8746 static const char *region[] = { 8747 "DBQ contexts:", "IMSG contexts:", "FLM cache:", "TCBs:", 8748 "Pstructs:", "Timers:", "Rx FL:", "Tx FL:", "Pstruct FL:", 8749 "Tx payload:", "Rx payload:", "LE hash:", "iSCSI region:", 8750 "TDDP region:", "TPT region:", "STAG region:", "RQ region:", 8751 "RQUDP region:", "PBL region:", "TXPBL region:", 8752 "DBVFIFO region:", "ULPRX state:", "ULPTX state:", 8753 "On-chip queues:", "TLS keys:", 8754 }; 8755 struct mem_desc avail[4]; 8756 struct mem_desc mem[nitems(region) + 3]; /* up to 3 holes */ 8757 struct mem_desc *md = mem; 8758 8759 rc = sysctl_wire_old_buffer(req, 0); 8760 if (rc != 0) 8761 return (rc); 8762 8763 sb = sbuf_new_for_sysctl(NULL, NULL, 4096, req); 8764 if (sb == NULL) 8765 return (ENOMEM); 8766 8767 for (i = 0; i < nitems(mem); i++) { 8768 mem[i].limit = 0; 8769 mem[i].idx = i; 8770 } 8771 8772 /* Find and sort the populated memory ranges */ 8773 i = 0; 8774 lo = t4_read_reg(sc, A_MA_TARGET_MEM_ENABLE); 8775 if (lo & F_EDRAM0_ENABLE) { 8776 hi = t4_read_reg(sc, A_MA_EDRAM0_BAR); 8777 avail[i].base = G_EDRAM0_BASE(hi) << 20; 8778 avail[i].limit = avail[i].base + (G_EDRAM0_SIZE(hi) << 20); 8779 avail[i].idx = 0; 8780 i++; 8781 } 8782 if (lo & F_EDRAM1_ENABLE) { 8783 hi = t4_read_reg(sc, A_MA_EDRAM1_BAR); 8784 avail[i].base = G_EDRAM1_BASE(hi) << 20; 8785 avail[i].limit = avail[i].base + (G_EDRAM1_SIZE(hi) << 20); 8786 avail[i].idx = 1; 8787 i++; 8788 } 8789 if (lo & F_EXT_MEM_ENABLE) { 8790 hi = t4_read_reg(sc, A_MA_EXT_MEMORY_BAR); 8791 avail[i].base = G_EXT_MEM_BASE(hi) << 20; 8792 avail[i].limit = avail[i].base + 8793 (G_EXT_MEM_SIZE(hi) << 20); 8794 avail[i].idx = is_t5(sc) ? 3 : 2; /* Call it MC0 for T5 */ 8795 i++; 8796 } 8797 if (is_t5(sc) && lo & F_EXT_MEM1_ENABLE) { 8798 hi = t4_read_reg(sc, A_MA_EXT_MEMORY1_BAR); 8799 avail[i].base = G_EXT_MEM1_BASE(hi) << 20; 8800 avail[i].limit = avail[i].base + 8801 (G_EXT_MEM1_SIZE(hi) << 20); 8802 avail[i].idx = 4; 8803 i++; 8804 } 8805 if (!i) /* no memory available */ 8806 return 0; 8807 qsort(avail, i, sizeof(struct mem_desc), mem_desc_cmp); 8808 8809 (md++)->base = t4_read_reg(sc, A_SGE_DBQ_CTXT_BADDR); 8810 (md++)->base = t4_read_reg(sc, A_SGE_IMSG_CTXT_BADDR); 8811 (md++)->base = t4_read_reg(sc, A_SGE_FLM_CACHE_BADDR); 8812 (md++)->base = t4_read_reg(sc, A_TP_CMM_TCB_BASE); 8813 (md++)->base = t4_read_reg(sc, A_TP_CMM_MM_BASE); 8814 (md++)->base = t4_read_reg(sc, A_TP_CMM_TIMER_BASE); 8815 (md++)->base = t4_read_reg(sc, A_TP_CMM_MM_RX_FLST_BASE); 8816 (md++)->base = t4_read_reg(sc, A_TP_CMM_MM_TX_FLST_BASE); 8817 (md++)->base = t4_read_reg(sc, A_TP_CMM_MM_PS_FLST_BASE); 8818 8819 /* the next few have explicit upper bounds */ 8820 md->base = t4_read_reg(sc, A_TP_PMM_TX_BASE); 8821 md->limit = md->base - 1 + 8822 t4_read_reg(sc, A_TP_PMM_TX_PAGE_SIZE) * 8823 G_PMTXMAXPAGE(t4_read_reg(sc, A_TP_PMM_TX_MAX_PAGE)); 8824 md++; 8825 8826 md->base = t4_read_reg(sc, A_TP_PMM_RX_BASE); 8827 md->limit = md->base - 1 + 8828 t4_read_reg(sc, A_TP_PMM_RX_PAGE_SIZE) * 8829 G_PMRXMAXPAGE(t4_read_reg(sc, A_TP_PMM_RX_MAX_PAGE)); 8830 md++; 8831 8832 if (t4_read_reg(sc, A_LE_DB_CONFIG) & F_HASHEN) { 8833 if (chip_id(sc) <= CHELSIO_T5) 8834 md->base = t4_read_reg(sc, A_LE_DB_HASH_TID_BASE); 8835 else 8836 md->base = t4_read_reg(sc, A_LE_DB_HASH_TBL_BASE_ADDR); 8837 md->limit = 0; 8838 } else { 8839 md->base = 0; 8840 md->idx = nitems(region); /* hide it */ 8841 } 8842 md++; 8843 8844#define ulp_region(reg) \ 8845 md->base = t4_read_reg(sc, A_ULP_ ## reg ## _LLIMIT);\ 8846 (md++)->limit = t4_read_reg(sc, A_ULP_ ## reg ## _ULIMIT) 8847 8848 ulp_region(RX_ISCSI); 8849 ulp_region(RX_TDDP); 8850 ulp_region(TX_TPT); 8851 ulp_region(RX_STAG); 8852 ulp_region(RX_RQ); 8853 ulp_region(RX_RQUDP); 8854 ulp_region(RX_PBL); 8855 ulp_region(TX_PBL); 8856#undef ulp_region 8857 8858 md->base = 0; 8859 md->idx = nitems(region); 8860 if (!is_t4(sc)) { 8861 uint32_t size = 0; 8862 uint32_t sge_ctrl = t4_read_reg(sc, A_SGE_CONTROL2); 8863 uint32_t fifo_size = t4_read_reg(sc, A_SGE_DBVFIFO_SIZE); 8864 8865 if (is_t5(sc)) { 8866 if (sge_ctrl & F_VFIFO_ENABLE) 8867 size = G_DBVFIFO_SIZE(fifo_size); 8868 } else 8869 size = G_T6_DBVFIFO_SIZE(fifo_size); 8870 8871 if (size) { 8872 md->base = G_BASEADDR(t4_read_reg(sc, 8873 A_SGE_DBVFIFO_BADDR)); 8874 md->limit = md->base + (size << 2) - 1; 8875 } 8876 } 8877 md++; 8878 8879 md->base = t4_read_reg(sc, A_ULP_RX_CTX_BASE); 8880 md->limit = 0; 8881 md++; 8882 md->base = t4_read_reg(sc, A_ULP_TX_ERR_TABLE_BASE); 8883 md->limit = 0; 8884 md++; 8885 8886 md->base = sc->vres.ocq.start; 8887 if (sc->vres.ocq.size) 8888 md->limit = md->base + sc->vres.ocq.size - 1; 8889 else 8890 md->idx = nitems(region); /* hide it */ 8891 md++; 8892 8893 md->base = sc->vres.key.start; 8894 if (sc->vres.key.size) 8895 md->limit = md->base + sc->vres.key.size - 1; 8896 else 8897 md->idx = nitems(region); /* hide it */ 8898 md++; 8899 8900 /* add any address-space holes, there can be up to 3 */ 8901 for (n = 0; n < i - 1; n++) 8902 if (avail[n].limit < avail[n + 1].base) 8903 (md++)->base = avail[n].limit; 8904 if (avail[n].limit) 8905 (md++)->base = avail[n].limit; 8906 8907 n = md - mem; 8908 qsort(mem, n, sizeof(struct mem_desc), mem_desc_cmp); 8909 8910 for (lo = 0; lo < i; lo++) 8911 mem_region_show(sb, memory[avail[lo].idx], avail[lo].base, 8912 avail[lo].limit - 1); 8913 8914 sbuf_printf(sb, "\n"); 8915 for (i = 0; i < n; i++) { 8916 if (mem[i].idx >= nitems(region)) 8917 continue; /* skip holes */ 8918 if (!mem[i].limit) 8919 mem[i].limit = i < n - 1 ? mem[i + 1].base - 1 : ~0; 8920 mem_region_show(sb, region[mem[i].idx], mem[i].base, 8921 mem[i].limit); 8922 } 8923 8924 sbuf_printf(sb, "\n"); 8925 lo = t4_read_reg(sc, A_CIM_SDRAM_BASE_ADDR); 8926 hi = t4_read_reg(sc, A_CIM_SDRAM_ADDR_SIZE) + lo - 1; 8927 mem_region_show(sb, "uP RAM:", lo, hi); 8928 8929 lo = t4_read_reg(sc, A_CIM_EXTMEM2_BASE_ADDR); 8930 hi = t4_read_reg(sc, A_CIM_EXTMEM2_ADDR_SIZE) + lo - 1; 8931 mem_region_show(sb, "uP Extmem2:", lo, hi); 8932 8933 lo = t4_read_reg(sc, A_TP_PMM_RX_MAX_PAGE); 8934 sbuf_printf(sb, "\n%u Rx pages of size %uKiB for %u channels\n", 8935 G_PMRXMAXPAGE(lo), 8936 t4_read_reg(sc, A_TP_PMM_RX_PAGE_SIZE) >> 10, 8937 (lo & F_PMRXNUMCHN) ? 2 : 1); 8938 8939 lo = t4_read_reg(sc, A_TP_PMM_TX_MAX_PAGE); 8940 hi = t4_read_reg(sc, A_TP_PMM_TX_PAGE_SIZE); 8941 sbuf_printf(sb, "%u Tx pages of size %u%ciB for %u channels\n", 8942 G_PMTXMAXPAGE(lo), 8943 hi >= (1 << 20) ? (hi >> 20) : (hi >> 10), 8944 hi >= (1 << 20) ? 'M' : 'K', 1 << G_PMTXNUMCHN(lo)); 8945 sbuf_printf(sb, "%u p-structs\n", 8946 t4_read_reg(sc, A_TP_CMM_MM_MAX_PSTRUCT)); 8947 8948 for (i = 0; i < 4; i++) { 8949 if (chip_id(sc) > CHELSIO_T5) 8950 lo = t4_read_reg(sc, A_MPS_RX_MAC_BG_PG_CNT0 + i * 4); 8951 else 8952 lo = t4_read_reg(sc, A_MPS_RX_PG_RSV0 + i * 4); 8953 if (is_t5(sc)) { 8954 used = G_T5_USED(lo); 8955 alloc = G_T5_ALLOC(lo); 8956 } else { 8957 used = G_USED(lo); 8958 alloc = G_ALLOC(lo); 8959 } 8960 /* For T6 these are MAC buffer groups */ 8961 sbuf_printf(sb, "\nPort %d using %u pages out of %u allocated", 8962 i, used, alloc); 8963 } 8964 for (i = 0; i < sc->chip_params->nchan; i++) { 8965 if (chip_id(sc) > CHELSIO_T5) 8966 lo = t4_read_reg(sc, A_MPS_RX_LPBK_BG_PG_CNT0 + i * 4); 8967 else 8968 lo = t4_read_reg(sc, A_MPS_RX_PG_RSV4 + i * 4); 8969 if (is_t5(sc)) { 8970 used = G_T5_USED(lo); 8971 alloc = G_T5_ALLOC(lo); 8972 } else { 8973 used = G_USED(lo); 8974 alloc = G_ALLOC(lo); 8975 } 8976 /* For T6 these are MAC buffer groups */ 8977 sbuf_printf(sb, 8978 "\nLoopback %d using %u pages out of %u allocated", 8979 i, used, alloc); 8980 } 8981 8982 rc = sbuf_finish(sb); 8983 sbuf_delete(sb); 8984 8985 return (rc); 8986} 8987 8988static inline void 8989tcamxy2valmask(uint64_t x, uint64_t y, uint8_t *addr, uint64_t *mask) 8990{ 8991 *mask = x | y; 8992 y = htobe64(y); 8993 memcpy(addr, (char *)&y + 2, ETHER_ADDR_LEN); 8994} 8995 8996static int 8997sysctl_mps_tcam(SYSCTL_HANDLER_ARGS) 8998{ 8999 struct adapter *sc = arg1; 9000 struct sbuf *sb; 9001 int rc, i; 9002 9003 MPASS(chip_id(sc) <= CHELSIO_T5); 9004 9005 rc = sysctl_wire_old_buffer(req, 0); 9006 if (rc != 0) 9007 return (rc); 9008 9009 sb = sbuf_new_for_sysctl(NULL, NULL, 4096, req); 9010 if (sb == NULL) 9011 return (ENOMEM); 9012 9013 sbuf_printf(sb, 9014 "Idx Ethernet address Mask Vld Ports PF" 9015 " VF Replication P0 P1 P2 P3 ML"); 9016 for (i = 0; i < sc->chip_params->mps_tcam_size; i++) { 9017 uint64_t tcamx, tcamy, mask; 9018 uint32_t cls_lo, cls_hi; 9019 uint8_t addr[ETHER_ADDR_LEN]; 9020 9021 tcamy = t4_read_reg64(sc, MPS_CLS_TCAM_Y_L(i)); 9022 tcamx = t4_read_reg64(sc, MPS_CLS_TCAM_X_L(i)); 9023 if (tcamx & tcamy) 9024 continue; 9025 tcamxy2valmask(tcamx, tcamy, addr, &mask); 9026 cls_lo = t4_read_reg(sc, MPS_CLS_SRAM_L(i)); 9027 cls_hi = t4_read_reg(sc, MPS_CLS_SRAM_H(i)); 9028 sbuf_printf(sb, "\n%3u %02x:%02x:%02x:%02x:%02x:%02x %012jx" 9029 " %c %#x%4u%4d", i, addr[0], addr[1], addr[2], 9030 addr[3], addr[4], addr[5], (uintmax_t)mask, 9031 (cls_lo & F_SRAM_VLD) ? 'Y' : 'N', 9032 G_PORTMAP(cls_hi), G_PF(cls_lo), 9033 (cls_lo & F_VF_VALID) ? G_VF(cls_lo) : -1); 9034 9035 if (cls_lo & F_REPLICATE) { 9036 struct fw_ldst_cmd ldst_cmd; 9037 9038 memset(&ldst_cmd, 0, sizeof(ldst_cmd)); 9039 ldst_cmd.op_to_addrspace = 9040 htobe32(V_FW_CMD_OP(FW_LDST_CMD) | 9041 F_FW_CMD_REQUEST | F_FW_CMD_READ | 9042 V_FW_LDST_CMD_ADDRSPACE(FW_LDST_ADDRSPC_MPS)); 9043 ldst_cmd.cycles_to_len16 = htobe32(FW_LEN16(ldst_cmd)); 9044 ldst_cmd.u.mps.rplc.fid_idx = 9045 htobe16(V_FW_LDST_CMD_FID(FW_LDST_MPS_RPLC) | 9046 V_FW_LDST_CMD_IDX(i)); 9047 9048 rc = begin_synchronized_op(sc, NULL, SLEEP_OK | INTR_OK, 9049 "t4mps"); 9050 if (rc) 9051 break; 9052 rc = -t4_wr_mbox(sc, sc->mbox, &ldst_cmd, 9053 sizeof(ldst_cmd), &ldst_cmd); 9054 end_synchronized_op(sc, 0); 9055 9056 if (rc != 0) { 9057 sbuf_printf(sb, "%36d", rc); 9058 rc = 0; 9059 } else { 9060 sbuf_printf(sb, " %08x %08x %08x %08x", 9061 be32toh(ldst_cmd.u.mps.rplc.rplc127_96), 9062 be32toh(ldst_cmd.u.mps.rplc.rplc95_64), 9063 be32toh(ldst_cmd.u.mps.rplc.rplc63_32), 9064 be32toh(ldst_cmd.u.mps.rplc.rplc31_0)); 9065 } 9066 } else 9067 sbuf_printf(sb, "%36s", ""); 9068 9069 sbuf_printf(sb, "%4u%3u%3u%3u %#3x", G_SRAM_PRIO0(cls_lo), 9070 G_SRAM_PRIO1(cls_lo), G_SRAM_PRIO2(cls_lo), 9071 G_SRAM_PRIO3(cls_lo), (cls_lo >> S_MULTILISTEN0) & 0xf); 9072 } 9073 9074 if (rc) 9075 (void) sbuf_finish(sb); 9076 else 9077 rc = sbuf_finish(sb); 9078 sbuf_delete(sb); 9079 9080 return (rc); 9081} 9082 9083static int 9084sysctl_mps_tcam_t6(SYSCTL_HANDLER_ARGS) 9085{ 9086 struct adapter *sc = arg1; 9087 struct sbuf *sb; 9088 int rc, i; 9089 9090 MPASS(chip_id(sc) > CHELSIO_T5); 9091 9092 rc = sysctl_wire_old_buffer(req, 0); 9093 if (rc != 0) 9094 return (rc); 9095 9096 sb = sbuf_new_for_sysctl(NULL, NULL, 4096, req); 9097 if (sb == NULL) 9098 return (ENOMEM); 9099 9100 sbuf_printf(sb, "Idx Ethernet address Mask VNI Mask" 9101 " IVLAN Vld DIP_Hit Lookup Port Vld Ports PF VF" 9102 " Replication" 9103 " P0 P1 P2 P3 ML\n"); 9104 9105 for (i = 0; i < sc->chip_params->mps_tcam_size; i++) { 9106 uint8_t dip_hit, vlan_vld, lookup_type, port_num; 9107 uint16_t ivlan; 9108 uint64_t tcamx, tcamy, val, mask; 9109 uint32_t cls_lo, cls_hi, ctl, data2, vnix, vniy; 9110 uint8_t addr[ETHER_ADDR_LEN]; 9111 9112 ctl = V_CTLREQID(1) | V_CTLCMDTYPE(0) | V_CTLXYBITSEL(0); 9113 if (i < 256) 9114 ctl |= V_CTLTCAMINDEX(i) | V_CTLTCAMSEL(0); 9115 else 9116 ctl |= V_CTLTCAMINDEX(i - 256) | V_CTLTCAMSEL(1); 9117 t4_write_reg(sc, A_MPS_CLS_TCAM_DATA2_CTL, ctl); 9118 val = t4_read_reg(sc, A_MPS_CLS_TCAM_RDATA1_REQ_ID1); 9119 tcamy = G_DMACH(val) << 32; 9120 tcamy |= t4_read_reg(sc, A_MPS_CLS_TCAM_RDATA0_REQ_ID1); 9121 data2 = t4_read_reg(sc, A_MPS_CLS_TCAM_RDATA2_REQ_ID1); 9122 lookup_type = G_DATALKPTYPE(data2); 9123 port_num = G_DATAPORTNUM(data2); 9124 if (lookup_type && lookup_type != M_DATALKPTYPE) { 9125 /* Inner header VNI */ 9126 vniy = ((data2 & F_DATAVIDH2) << 23) | 9127 (G_DATAVIDH1(data2) << 16) | G_VIDL(val); 9128 dip_hit = data2 & F_DATADIPHIT; 9129 vlan_vld = 0; 9130 } else { 9131 vniy = 0; 9132 dip_hit = 0; 9133 vlan_vld = data2 & F_DATAVIDH2; 9134 ivlan = G_VIDL(val); 9135 } 9136 9137 ctl |= V_CTLXYBITSEL(1); 9138 t4_write_reg(sc, A_MPS_CLS_TCAM_DATA2_CTL, ctl); 9139 val = t4_read_reg(sc, A_MPS_CLS_TCAM_RDATA1_REQ_ID1); 9140 tcamx = G_DMACH(val) << 32; 9141 tcamx |= t4_read_reg(sc, A_MPS_CLS_TCAM_RDATA0_REQ_ID1); 9142 data2 = t4_read_reg(sc, A_MPS_CLS_TCAM_RDATA2_REQ_ID1); 9143 if (lookup_type && lookup_type != M_DATALKPTYPE) { 9144 /* Inner header VNI mask */ 9145 vnix = ((data2 & F_DATAVIDH2) << 23) | 9146 (G_DATAVIDH1(data2) << 16) | G_VIDL(val); 9147 } else 9148 vnix = 0; 9149 9150 if (tcamx & tcamy) 9151 continue; 9152 tcamxy2valmask(tcamx, tcamy, addr, &mask); 9153 9154 cls_lo = t4_read_reg(sc, MPS_CLS_SRAM_L(i)); 9155 cls_hi = t4_read_reg(sc, MPS_CLS_SRAM_H(i)); 9156 9157 if (lookup_type && lookup_type != M_DATALKPTYPE) { 9158 sbuf_printf(sb, "\n%3u %02x:%02x:%02x:%02x:%02x:%02x " 9159 "%012jx %06x %06x - - %3c" 9160 " I %4x %3c %#x%4u%4d", i, addr[0], 9161 addr[1], addr[2], addr[3], addr[4], addr[5], 9162 (uintmax_t)mask, vniy, vnix, dip_hit ? 'Y' : 'N', 9163 port_num, cls_lo & F_T6_SRAM_VLD ? 'Y' : 'N', 9164 G_PORTMAP(cls_hi), G_T6_PF(cls_lo), 9165 cls_lo & F_T6_VF_VALID ? G_T6_VF(cls_lo) : -1); 9166 } else { 9167 sbuf_printf(sb, "\n%3u %02x:%02x:%02x:%02x:%02x:%02x " 9168 "%012jx - - ", i, addr[0], addr[1], 9169 addr[2], addr[3], addr[4], addr[5], 9170 (uintmax_t)mask); 9171 9172 if (vlan_vld) 9173 sbuf_printf(sb, "%4u Y ", ivlan); 9174 else 9175 sbuf_printf(sb, " - N "); 9176 9177 sbuf_printf(sb, "- %3c %4x %3c %#x%4u%4d", 9178 lookup_type ? 'I' : 'O', port_num, 9179 cls_lo & F_T6_SRAM_VLD ? 'Y' : 'N', 9180 G_PORTMAP(cls_hi), G_T6_PF(cls_lo), 9181 cls_lo & F_T6_VF_VALID ? G_T6_VF(cls_lo) : -1); 9182 } 9183 9184 9185 if (cls_lo & F_T6_REPLICATE) { 9186 struct fw_ldst_cmd ldst_cmd; 9187 9188 memset(&ldst_cmd, 0, sizeof(ldst_cmd)); 9189 ldst_cmd.op_to_addrspace = 9190 htobe32(V_FW_CMD_OP(FW_LDST_CMD) | 9191 F_FW_CMD_REQUEST | F_FW_CMD_READ | 9192 V_FW_LDST_CMD_ADDRSPACE(FW_LDST_ADDRSPC_MPS)); 9193 ldst_cmd.cycles_to_len16 = htobe32(FW_LEN16(ldst_cmd)); 9194 ldst_cmd.u.mps.rplc.fid_idx = 9195 htobe16(V_FW_LDST_CMD_FID(FW_LDST_MPS_RPLC) | 9196 V_FW_LDST_CMD_IDX(i)); 9197 9198 rc = begin_synchronized_op(sc, NULL, SLEEP_OK | INTR_OK, 9199 "t6mps"); 9200 if (rc) 9201 break; 9202 rc = -t4_wr_mbox(sc, sc->mbox, &ldst_cmd, 9203 sizeof(ldst_cmd), &ldst_cmd); 9204 end_synchronized_op(sc, 0); 9205 9206 if (rc != 0) { 9207 sbuf_printf(sb, "%72d", rc); 9208 rc = 0; 9209 } else { 9210 sbuf_printf(sb, " %08x %08x %08x %08x" 9211 " %08x %08x %08x %08x", 9212 be32toh(ldst_cmd.u.mps.rplc.rplc255_224), 9213 be32toh(ldst_cmd.u.mps.rplc.rplc223_192), 9214 be32toh(ldst_cmd.u.mps.rplc.rplc191_160), 9215 be32toh(ldst_cmd.u.mps.rplc.rplc159_128), 9216 be32toh(ldst_cmd.u.mps.rplc.rplc127_96), 9217 be32toh(ldst_cmd.u.mps.rplc.rplc95_64), 9218 be32toh(ldst_cmd.u.mps.rplc.rplc63_32), 9219 be32toh(ldst_cmd.u.mps.rplc.rplc31_0)); 9220 } 9221 } else 9222 sbuf_printf(sb, "%72s", ""); 9223 9224 sbuf_printf(sb, "%4u%3u%3u%3u %#x", 9225 G_T6_SRAM_PRIO0(cls_lo), G_T6_SRAM_PRIO1(cls_lo), 9226 G_T6_SRAM_PRIO2(cls_lo), G_T6_SRAM_PRIO3(cls_lo), 9227 (cls_lo >> S_T6_MULTILISTEN0) & 0xf); 9228 } 9229 9230 if (rc) 9231 (void) sbuf_finish(sb); 9232 else 9233 rc = sbuf_finish(sb); 9234 sbuf_delete(sb); 9235 9236 return (rc); 9237} 9238 9239static int 9240sysctl_path_mtus(SYSCTL_HANDLER_ARGS) 9241{ 9242 struct adapter *sc = arg1; 9243 struct sbuf *sb; 9244 int rc; 9245 uint16_t mtus[NMTUS]; 9246 9247 rc = sysctl_wire_old_buffer(req, 0); 9248 if (rc != 0) 9249 return (rc); 9250 9251 sb = sbuf_new_for_sysctl(NULL, NULL, 256, req); 9252 if (sb == NULL) 9253 return (ENOMEM); 9254 9255 t4_read_mtu_tbl(sc, mtus, NULL); 9256 9257 sbuf_printf(sb, "%u %u %u %u %u %u %u %u %u %u %u %u %u %u %u %u", 9258 mtus[0], mtus[1], mtus[2], mtus[3], mtus[4], mtus[5], mtus[6], 9259 mtus[7], mtus[8], mtus[9], mtus[10], mtus[11], mtus[12], mtus[13], 9260 mtus[14], mtus[15]); 9261 9262 rc = sbuf_finish(sb); 9263 sbuf_delete(sb); 9264 9265 return (rc); 9266} 9267 9268static int 9269sysctl_pm_stats(SYSCTL_HANDLER_ARGS) 9270{ 9271 struct adapter *sc = arg1; 9272 struct sbuf *sb; 9273 int rc, i; 9274 uint32_t tx_cnt[MAX_PM_NSTATS], rx_cnt[MAX_PM_NSTATS]; 9275 uint64_t tx_cyc[MAX_PM_NSTATS], rx_cyc[MAX_PM_NSTATS]; 9276 static const char *tx_stats[MAX_PM_NSTATS] = { 9277 "Read:", "Write bypass:", "Write mem:", "Bypass + mem:", 9278 "Tx FIFO wait", NULL, "Tx latency" 9279 }; 9280 static const char *rx_stats[MAX_PM_NSTATS] = { 9281 "Read:", "Write bypass:", "Write mem:", "Flush:", 9282 "Rx FIFO wait", NULL, "Rx latency" 9283 }; 9284 9285 rc = sysctl_wire_old_buffer(req, 0); 9286 if (rc != 0) 9287 return (rc); 9288 9289 sb = sbuf_new_for_sysctl(NULL, NULL, 256, req); 9290 if (sb == NULL) 9291 return (ENOMEM); 9292 9293 t4_pmtx_get_stats(sc, tx_cnt, tx_cyc); 9294 t4_pmrx_get_stats(sc, rx_cnt, rx_cyc); 9295 9296 sbuf_printf(sb, " Tx pcmds Tx bytes"); 9297 for (i = 0; i < 4; i++) { 9298 sbuf_printf(sb, "\n%-13s %10u %20ju", tx_stats[i], tx_cnt[i], 9299 tx_cyc[i]); 9300 } 9301 9302 sbuf_printf(sb, "\n Rx pcmds Rx bytes"); 9303 for (i = 0; i < 4; i++) { 9304 sbuf_printf(sb, "\n%-13s %10u %20ju", rx_stats[i], rx_cnt[i], 9305 rx_cyc[i]); 9306 } 9307 9308 if (chip_id(sc) > CHELSIO_T5) { 9309 sbuf_printf(sb, 9310 "\n Total wait Total occupancy"); 9311 sbuf_printf(sb, "\n%-13s %10u %20ju", tx_stats[i], tx_cnt[i], 9312 tx_cyc[i]); 9313 sbuf_printf(sb, "\n%-13s %10u %20ju", rx_stats[i], rx_cnt[i], 9314 rx_cyc[i]); 9315 9316 i += 2; 9317 MPASS(i < nitems(tx_stats)); 9318 9319 sbuf_printf(sb, 9320 "\n Reads Total wait"); 9321 sbuf_printf(sb, "\n%-13s %10u %20ju", tx_stats[i], tx_cnt[i], 9322 tx_cyc[i]); 9323 sbuf_printf(sb, "\n%-13s %10u %20ju", rx_stats[i], rx_cnt[i], 9324 rx_cyc[i]); 9325 } 9326 9327 rc = sbuf_finish(sb); 9328 sbuf_delete(sb); 9329 9330 return (rc); 9331} 9332 9333static int 9334sysctl_rdma_stats(SYSCTL_HANDLER_ARGS) 9335{ 9336 struct adapter *sc = arg1; 9337 struct sbuf *sb; 9338 int rc; 9339 struct tp_rdma_stats stats; 9340 9341 rc = sysctl_wire_old_buffer(req, 0); 9342 if (rc != 0) 9343 return (rc); 9344 9345 sb = sbuf_new_for_sysctl(NULL, NULL, 256, req); 9346 if (sb == NULL) 9347 return (ENOMEM); 9348 9349 mtx_lock(&sc->reg_lock); 9350 t4_tp_get_rdma_stats(sc, &stats, 0); 9351 mtx_unlock(&sc->reg_lock); 9352 9353 sbuf_printf(sb, "NoRQEModDefferals: %u\n", stats.rqe_dfr_mod); 9354 sbuf_printf(sb, "NoRQEPktDefferals: %u", stats.rqe_dfr_pkt); 9355 9356 rc = sbuf_finish(sb); 9357 sbuf_delete(sb); 9358 9359 return (rc); 9360} 9361 9362static int 9363sysctl_tcp_stats(SYSCTL_HANDLER_ARGS) 9364{ 9365 struct adapter *sc = arg1; 9366 struct sbuf *sb; 9367 int rc; 9368 struct tp_tcp_stats v4, v6; 9369 9370 rc = sysctl_wire_old_buffer(req, 0); 9371 if (rc != 0) 9372 return (rc); 9373 9374 sb = sbuf_new_for_sysctl(NULL, NULL, 256, req); 9375 if (sb == NULL) 9376 return (ENOMEM); 9377 9378 mtx_lock(&sc->reg_lock); 9379 t4_tp_get_tcp_stats(sc, &v4, &v6, 0); 9380 mtx_unlock(&sc->reg_lock); 9381 9382 sbuf_printf(sb, 9383 " IP IPv6\n"); 9384 sbuf_printf(sb, "OutRsts: %20u %20u\n", 9385 v4.tcp_out_rsts, v6.tcp_out_rsts); 9386 sbuf_printf(sb, "InSegs: %20ju %20ju\n", 9387 v4.tcp_in_segs, v6.tcp_in_segs); 9388 sbuf_printf(sb, "OutSegs: %20ju %20ju\n", 9389 v4.tcp_out_segs, v6.tcp_out_segs); 9390 sbuf_printf(sb, "RetransSegs: %20ju %20ju", 9391 v4.tcp_retrans_segs, v6.tcp_retrans_segs); 9392 9393 rc = sbuf_finish(sb); 9394 sbuf_delete(sb); 9395 9396 return (rc); 9397} 9398 9399static int 9400sysctl_tids(SYSCTL_HANDLER_ARGS) 9401{ 9402 struct adapter *sc = arg1; 9403 struct sbuf *sb; 9404 int rc; 9405 struct tid_info *t = &sc->tids; 9406 9407 rc = sysctl_wire_old_buffer(req, 0); 9408 if (rc != 0) 9409 return (rc); 9410 9411 sb = sbuf_new_for_sysctl(NULL, NULL, 256, req); 9412 if (sb == NULL) 9413 return (ENOMEM); 9414 9415 if (t->natids) { 9416 sbuf_printf(sb, "ATID range: 0-%u, in use: %u\n", t->natids - 1, 9417 t->atids_in_use); 9418 } 9419 9420 if (t->nhpftids) { 9421 sbuf_printf(sb, "HPFTID range: %u-%u, in use: %u\n", 9422 t->hpftid_base, t->hpftid_end, t->hpftids_in_use); 9423 } 9424 9425 if (t->ntids) { 9426 sbuf_printf(sb, "TID range: "); 9427 if (t4_read_reg(sc, A_LE_DB_CONFIG) & F_HASHEN) { 9428 uint32_t b, hb; 9429 9430 if (chip_id(sc) <= CHELSIO_T5) { 9431 b = t4_read_reg(sc, A_LE_DB_SERVER_INDEX) / 4; 9432 hb = t4_read_reg(sc, A_LE_DB_TID_HASHBASE) / 4; 9433 } else { 9434 b = t4_read_reg(sc, A_LE_DB_SRVR_START_INDEX); 9435 hb = t4_read_reg(sc, A_T6_LE_DB_HASH_TID_BASE); 9436 } 9437 9438 if (b) 9439 sbuf_printf(sb, "%u-%u, ", t->tid_base, b - 1); 9440 sbuf_printf(sb, "%u-%u", hb, t->ntids - 1); 9441 } else { 9442 sbuf_printf(sb, "%u-%u", t->tid_base, t->tid_base + 9443 t->ntids - 1); 9444 } 9445 sbuf_printf(sb, ", in use: %u\n", 9446 atomic_load_acq_int(&t->tids_in_use)); 9447 } 9448 9449 if (t->nstids) { 9450 sbuf_printf(sb, "STID range: %u-%u, in use: %u\n", t->stid_base, 9451 t->stid_base + t->nstids - 1, t->stids_in_use); 9452 } 9453 9454 if (t->nftids) { 9455 sbuf_printf(sb, "FTID range: %u-%u, in use: %u\n", t->ftid_base, 9456 t->ftid_end, t->ftids_in_use); 9457 } 9458 9459 if (t->netids) { 9460 sbuf_printf(sb, "ETID range: %u-%u, in use: %u\n", t->etid_base, 9461 t->etid_base + t->netids - 1, t->etids_in_use); 9462 } 9463 9464 sbuf_printf(sb, "HW TID usage: %u IP users, %u IPv6 users", 9465 t4_read_reg(sc, A_LE_DB_ACT_CNT_IPV4), 9466 t4_read_reg(sc, A_LE_DB_ACT_CNT_IPV6)); 9467 9468 rc = sbuf_finish(sb); 9469 sbuf_delete(sb); 9470 9471 return (rc); 9472} 9473 9474static int 9475sysctl_tp_err_stats(SYSCTL_HANDLER_ARGS) 9476{ 9477 struct adapter *sc = arg1; 9478 struct sbuf *sb; 9479 int rc; 9480 struct tp_err_stats stats; 9481 9482 rc = sysctl_wire_old_buffer(req, 0); 9483 if (rc != 0) 9484 return (rc); 9485 9486 sb = sbuf_new_for_sysctl(NULL, NULL, 256, req); 9487 if (sb == NULL) 9488 return (ENOMEM); 9489 9490 mtx_lock(&sc->reg_lock); 9491 t4_tp_get_err_stats(sc, &stats, 0); 9492 mtx_unlock(&sc->reg_lock); 9493 9494 if (sc->chip_params->nchan > 2) { 9495 sbuf_printf(sb, " channel 0 channel 1" 9496 " channel 2 channel 3\n"); 9497 sbuf_printf(sb, "macInErrs: %10u %10u %10u %10u\n", 9498 stats.mac_in_errs[0], stats.mac_in_errs[1], 9499 stats.mac_in_errs[2], stats.mac_in_errs[3]); 9500 sbuf_printf(sb, "hdrInErrs: %10u %10u %10u %10u\n", 9501 stats.hdr_in_errs[0], stats.hdr_in_errs[1], 9502 stats.hdr_in_errs[2], stats.hdr_in_errs[3]); 9503 sbuf_printf(sb, "tcpInErrs: %10u %10u %10u %10u\n", 9504 stats.tcp_in_errs[0], stats.tcp_in_errs[1], 9505 stats.tcp_in_errs[2], stats.tcp_in_errs[3]); 9506 sbuf_printf(sb, "tcp6InErrs: %10u %10u %10u %10u\n", 9507 stats.tcp6_in_errs[0], stats.tcp6_in_errs[1], 9508 stats.tcp6_in_errs[2], stats.tcp6_in_errs[3]); 9509 sbuf_printf(sb, "tnlCongDrops: %10u %10u %10u %10u\n", 9510 stats.tnl_cong_drops[0], stats.tnl_cong_drops[1], 9511 stats.tnl_cong_drops[2], stats.tnl_cong_drops[3]); 9512 sbuf_printf(sb, "tnlTxDrops: %10u %10u %10u %10u\n", 9513 stats.tnl_tx_drops[0], stats.tnl_tx_drops[1], 9514 stats.tnl_tx_drops[2], stats.tnl_tx_drops[3]); 9515 sbuf_printf(sb, "ofldVlanDrops: %10u %10u %10u %10u\n", 9516 stats.ofld_vlan_drops[0], stats.ofld_vlan_drops[1], 9517 stats.ofld_vlan_drops[2], stats.ofld_vlan_drops[3]); 9518 sbuf_printf(sb, "ofldChanDrops: %10u %10u %10u %10u\n\n", 9519 stats.ofld_chan_drops[0], stats.ofld_chan_drops[1], 9520 stats.ofld_chan_drops[2], stats.ofld_chan_drops[3]); 9521 } else { 9522 sbuf_printf(sb, " channel 0 channel 1\n"); 9523 sbuf_printf(sb, "macInErrs: %10u %10u\n", 9524 stats.mac_in_errs[0], stats.mac_in_errs[1]); 9525 sbuf_printf(sb, "hdrInErrs: %10u %10u\n", 9526 stats.hdr_in_errs[0], stats.hdr_in_errs[1]); 9527 sbuf_printf(sb, "tcpInErrs: %10u %10u\n", 9528 stats.tcp_in_errs[0], stats.tcp_in_errs[1]); 9529 sbuf_printf(sb, "tcp6InErrs: %10u %10u\n", 9530 stats.tcp6_in_errs[0], stats.tcp6_in_errs[1]); 9531 sbuf_printf(sb, "tnlCongDrops: %10u %10u\n", 9532 stats.tnl_cong_drops[0], stats.tnl_cong_drops[1]); 9533 sbuf_printf(sb, "tnlTxDrops: %10u %10u\n", 9534 stats.tnl_tx_drops[0], stats.tnl_tx_drops[1]); 9535 sbuf_printf(sb, "ofldVlanDrops: %10u %10u\n", 9536 stats.ofld_vlan_drops[0], stats.ofld_vlan_drops[1]); 9537 sbuf_printf(sb, "ofldChanDrops: %10u %10u\n\n", 9538 stats.ofld_chan_drops[0], stats.ofld_chan_drops[1]); 9539 } 9540 9541 sbuf_printf(sb, "ofldNoNeigh: %u\nofldCongDefer: %u", 9542 stats.ofld_no_neigh, stats.ofld_cong_defer); 9543 9544 rc = sbuf_finish(sb); 9545 sbuf_delete(sb); 9546 9547 return (rc); 9548} 9549 9550static int 9551sysctl_tnl_stats(SYSCTL_HANDLER_ARGS) 9552{ 9553 struct adapter *sc = arg1; 9554 struct sbuf *sb; 9555 int rc; 9556 struct tp_tnl_stats stats; 9557 9558 rc = sysctl_wire_old_buffer(req, 0); 9559 if (rc != 0) 9560 return(rc); 9561 9562 sb = sbuf_new_for_sysctl(NULL, NULL, 256, req); 9563 if (sb == NULL) 9564 return (ENOMEM); 9565 9566 mtx_lock(&sc->reg_lock); 9567 t4_tp_get_tnl_stats(sc, &stats, 1); 9568 mtx_unlock(&sc->reg_lock); 9569 9570 if (sc->chip_params->nchan > 2) { 9571 sbuf_printf(sb, " channel 0 channel 1" 9572 " channel 2 channel 3\n"); 9573 sbuf_printf(sb, "OutPkts: %10u %10u %10u %10u\n", 9574 stats.out_pkt[0], stats.out_pkt[1], 9575 stats.out_pkt[2], stats.out_pkt[3]); 9576 sbuf_printf(sb, "InPkts: %10u %10u %10u %10u", 9577 stats.in_pkt[0], stats.in_pkt[1], 9578 stats.in_pkt[2], stats.in_pkt[3]); 9579 } else { 9580 sbuf_printf(sb, " channel 0 channel 1\n"); 9581 sbuf_printf(sb, "OutPkts: %10u %10u\n", 9582 stats.out_pkt[0], stats.out_pkt[1]); 9583 sbuf_printf(sb, "InPkts: %10u %10u", 9584 stats.in_pkt[0], stats.in_pkt[1]); 9585 } 9586 9587 rc = sbuf_finish(sb); 9588 sbuf_delete(sb); 9589 9590 return (rc); 9591} 9592 9593static int 9594sysctl_tp_la_mask(SYSCTL_HANDLER_ARGS) 9595{ 9596 struct adapter *sc = arg1; 9597 struct tp_params *tpp = &sc->params.tp; 9598 u_int mask; 9599 int rc; 9600 9601 mask = tpp->la_mask >> 16; 9602 rc = sysctl_handle_int(oidp, &mask, 0, req); 9603 if (rc != 0 || req->newptr == NULL) 9604 return (rc); 9605 if (mask > 0xffff) 9606 return (EINVAL); 9607 tpp->la_mask = mask << 16; 9608 t4_set_reg_field(sc, A_TP_DBG_LA_CONFIG, 0xffff0000U, tpp->la_mask); 9609 9610 return (0); 9611} 9612 9613struct field_desc { 9614 const char *name; 9615 u_int start; 9616 u_int width; 9617}; 9618 9619static void 9620field_desc_show(struct sbuf *sb, uint64_t v, const struct field_desc *f) 9621{ 9622 char buf[32]; 9623 int line_size = 0; 9624 9625 while (f->name) { 9626 uint64_t mask = (1ULL << f->width) - 1; 9627 int len = snprintf(buf, sizeof(buf), "%s: %ju", f->name, 9628 ((uintmax_t)v >> f->start) & mask); 9629 9630 if (line_size + len >= 79) { 9631 line_size = 8; 9632 sbuf_printf(sb, "\n "); 9633 } 9634 sbuf_printf(sb, "%s ", buf); 9635 line_size += len + 1; 9636 f++; 9637 } 9638 sbuf_printf(sb, "\n"); 9639} 9640 9641static const struct field_desc tp_la0[] = { 9642 { "RcfOpCodeOut", 60, 4 }, 9643 { "State", 56, 4 }, 9644 { "WcfState", 52, 4 }, 9645 { "RcfOpcSrcOut", 50, 2 }, 9646 { "CRxError", 49, 1 }, 9647 { "ERxError", 48, 1 }, 9648 { "SanityFailed", 47, 1 }, 9649 { "SpuriousMsg", 46, 1 }, 9650 { "FlushInputMsg", 45, 1 }, 9651 { "FlushInputCpl", 44, 1 }, 9652 { "RssUpBit", 43, 1 }, 9653 { "RssFilterHit", 42, 1 }, 9654 { "Tid", 32, 10 }, 9655 { "InitTcb", 31, 1 }, 9656 { "LineNumber", 24, 7 }, 9657 { "Emsg", 23, 1 }, 9658 { "EdataOut", 22, 1 }, 9659 { "Cmsg", 21, 1 }, 9660 { "CdataOut", 20, 1 }, 9661 { "EreadPdu", 19, 1 }, 9662 { "CreadPdu", 18, 1 }, 9663 { "TunnelPkt", 17, 1 }, 9664 { "RcfPeerFin", 16, 1 }, 9665 { "RcfReasonOut", 12, 4 }, 9666 { "TxCchannel", 10, 2 }, 9667 { "RcfTxChannel", 8, 2 }, 9668 { "RxEchannel", 6, 2 }, 9669 { "RcfRxChannel", 5, 1 }, 9670 { "RcfDataOutSrdy", 4, 1 }, 9671 { "RxDvld", 3, 1 }, 9672 { "RxOoDvld", 2, 1 }, 9673 { "RxCongestion", 1, 1 }, 9674 { "TxCongestion", 0, 1 }, 9675 { NULL } 9676}; 9677 9678static const struct field_desc tp_la1[] = { 9679 { "CplCmdIn", 56, 8 }, 9680 { "CplCmdOut", 48, 8 }, 9681 { "ESynOut", 47, 1 }, 9682 { "EAckOut", 46, 1 }, 9683 { "EFinOut", 45, 1 }, 9684 { "ERstOut", 44, 1 }, 9685 { "SynIn", 43, 1 }, 9686 { "AckIn", 42, 1 }, 9687 { "FinIn", 41, 1 }, 9688 { "RstIn", 40, 1 }, 9689 { "DataIn", 39, 1 }, 9690 { "DataInVld", 38, 1 }, 9691 { "PadIn", 37, 1 }, 9692 { "RxBufEmpty", 36, 1 }, 9693 { "RxDdp", 35, 1 }, 9694 { "RxFbCongestion", 34, 1 }, 9695 { "TxFbCongestion", 33, 1 }, 9696 { "TxPktSumSrdy", 32, 1 }, 9697 { "RcfUlpType", 28, 4 }, 9698 { "Eread", 27, 1 }, 9699 { "Ebypass", 26, 1 }, 9700 { "Esave", 25, 1 }, 9701 { "Static0", 24, 1 }, 9702 { "Cread", 23, 1 }, 9703 { "Cbypass", 22, 1 }, 9704 { "Csave", 21, 1 }, 9705 { "CPktOut", 20, 1 }, 9706 { "RxPagePoolFull", 18, 2 }, 9707 { "RxLpbkPkt", 17, 1 }, 9708 { "TxLpbkPkt", 16, 1 }, 9709 { "RxVfValid", 15, 1 }, 9710 { "SynLearned", 14, 1 }, 9711 { "SetDelEntry", 13, 1 }, 9712 { "SetInvEntry", 12, 1 }, 9713 { "CpcmdDvld", 11, 1 }, 9714 { "CpcmdSave", 10, 1 }, 9715 { "RxPstructsFull", 8, 2 }, 9716 { "EpcmdDvld", 7, 1 }, 9717 { "EpcmdFlush", 6, 1 }, 9718 { "EpcmdTrimPrefix", 5, 1 }, 9719 { "EpcmdTrimPostfix", 4, 1 }, 9720 { "ERssIp4Pkt", 3, 1 }, 9721 { "ERssIp6Pkt", 2, 1 }, 9722 { "ERssTcpUdpPkt", 1, 1 }, 9723 { "ERssFceFipPkt", 0, 1 }, 9724 { NULL } 9725}; 9726 9727static const struct field_desc tp_la2[] = { 9728 { "CplCmdIn", 56, 8 }, 9729 { "MpsVfVld", 55, 1 }, 9730 { "MpsPf", 52, 3 }, 9731 { "MpsVf", 44, 8 }, 9732 { "SynIn", 43, 1 }, 9733 { "AckIn", 42, 1 }, 9734 { "FinIn", 41, 1 }, 9735 { "RstIn", 40, 1 }, 9736 { "DataIn", 39, 1 }, 9737 { "DataInVld", 38, 1 }, 9738 { "PadIn", 37, 1 }, 9739 { "RxBufEmpty", 36, 1 }, 9740 { "RxDdp", 35, 1 }, 9741 { "RxFbCongestion", 34, 1 }, 9742 { "TxFbCongestion", 33, 1 }, 9743 { "TxPktSumSrdy", 32, 1 }, 9744 { "RcfUlpType", 28, 4 }, 9745 { "Eread", 27, 1 }, 9746 { "Ebypass", 26, 1 }, 9747 { "Esave", 25, 1 }, 9748 { "Static0", 24, 1 }, 9749 { "Cread", 23, 1 }, 9750 { "Cbypass", 22, 1 }, 9751 { "Csave", 21, 1 }, 9752 { "CPktOut", 20, 1 }, 9753 { "RxPagePoolFull", 18, 2 }, 9754 { "RxLpbkPkt", 17, 1 }, 9755 { "TxLpbkPkt", 16, 1 }, 9756 { "RxVfValid", 15, 1 }, 9757 { "SynLearned", 14, 1 }, 9758 { "SetDelEntry", 13, 1 }, 9759 { "SetInvEntry", 12, 1 }, 9760 { "CpcmdDvld", 11, 1 }, 9761 { "CpcmdSave", 10, 1 }, 9762 { "RxPstructsFull", 8, 2 }, 9763 { "EpcmdDvld", 7, 1 }, 9764 { "EpcmdFlush", 6, 1 }, 9765 { "EpcmdTrimPrefix", 5, 1 }, 9766 { "EpcmdTrimPostfix", 4, 1 }, 9767 { "ERssIp4Pkt", 3, 1 }, 9768 { "ERssIp6Pkt", 2, 1 }, 9769 { "ERssTcpUdpPkt", 1, 1 }, 9770 { "ERssFceFipPkt", 0, 1 }, 9771 { NULL } 9772}; 9773 9774static void 9775tp_la_show(struct sbuf *sb, uint64_t *p, int idx) 9776{ 9777 9778 field_desc_show(sb, *p, tp_la0); 9779} 9780 9781static void 9782tp_la_show2(struct sbuf *sb, uint64_t *p, int idx) 9783{ 9784 9785 if (idx) 9786 sbuf_printf(sb, "\n"); 9787 field_desc_show(sb, p[0], tp_la0); 9788 if (idx < (TPLA_SIZE / 2 - 1) || p[1] != ~0ULL) 9789 field_desc_show(sb, p[1], tp_la0); 9790} 9791 9792static void 9793tp_la_show3(struct sbuf *sb, uint64_t *p, int idx) 9794{ 9795 9796 if (idx) 9797 sbuf_printf(sb, "\n"); 9798 field_desc_show(sb, p[0], tp_la0); 9799 if (idx < (TPLA_SIZE / 2 - 1) || p[1] != ~0ULL) 9800 field_desc_show(sb, p[1], (p[0] & (1 << 17)) ? tp_la2 : tp_la1); 9801} 9802 9803static int 9804sysctl_tp_la(SYSCTL_HANDLER_ARGS) 9805{ 9806 struct adapter *sc = arg1; 9807 struct sbuf *sb; 9808 uint64_t *buf, *p; 9809 int rc; 9810 u_int i, inc; 9811 void (*show_func)(struct sbuf *, uint64_t *, int); 9812 9813 rc = sysctl_wire_old_buffer(req, 0); 9814 if (rc != 0) 9815 return (rc); 9816 9817 sb = sbuf_new_for_sysctl(NULL, NULL, 4096, req); 9818 if (sb == NULL) 9819 return (ENOMEM); 9820 9821 buf = malloc(TPLA_SIZE * sizeof(uint64_t), M_CXGBE, M_ZERO | M_WAITOK); 9822 9823 t4_tp_read_la(sc, buf, NULL); 9824 p = buf; 9825 9826 switch (G_DBGLAMODE(t4_read_reg(sc, A_TP_DBG_LA_CONFIG))) { 9827 case 2: 9828 inc = 2; 9829 show_func = tp_la_show2; 9830 break; 9831 case 3: 9832 inc = 2; 9833 show_func = tp_la_show3; 9834 break; 9835 default: 9836 inc = 1; 9837 show_func = tp_la_show; 9838 } 9839 9840 for (i = 0; i < TPLA_SIZE / inc; i++, p += inc) 9841 (*show_func)(sb, p, i); 9842 9843 rc = sbuf_finish(sb); 9844 sbuf_delete(sb); 9845 free(buf, M_CXGBE); 9846 return (rc); 9847} 9848 9849static int 9850sysctl_tx_rate(SYSCTL_HANDLER_ARGS) 9851{ 9852 struct adapter *sc = arg1; 9853 struct sbuf *sb; 9854 int rc; 9855 u64 nrate[MAX_NCHAN], orate[MAX_NCHAN]; 9856 9857 rc = sysctl_wire_old_buffer(req, 0); 9858 if (rc != 0) 9859 return (rc); 9860 9861 sb = sbuf_new_for_sysctl(NULL, NULL, 256, req); 9862 if (sb == NULL) 9863 return (ENOMEM); 9864 9865 t4_get_chan_txrate(sc, nrate, orate); 9866 9867 if (sc->chip_params->nchan > 2) { 9868 sbuf_printf(sb, " channel 0 channel 1" 9869 " channel 2 channel 3\n"); 9870 sbuf_printf(sb, "NIC B/s: %10ju %10ju %10ju %10ju\n", 9871 nrate[0], nrate[1], nrate[2], nrate[3]); 9872 sbuf_printf(sb, "Offload B/s: %10ju %10ju %10ju %10ju", 9873 orate[0], orate[1], orate[2], orate[3]); 9874 } else { 9875 sbuf_printf(sb, " channel 0 channel 1\n"); 9876 sbuf_printf(sb, "NIC B/s: %10ju %10ju\n", 9877 nrate[0], nrate[1]); 9878 sbuf_printf(sb, "Offload B/s: %10ju %10ju", 9879 orate[0], orate[1]); 9880 } 9881 9882 rc = sbuf_finish(sb); 9883 sbuf_delete(sb); 9884 9885 return (rc); 9886} 9887 9888static int 9889sysctl_ulprx_la(SYSCTL_HANDLER_ARGS) 9890{ 9891 struct adapter *sc = arg1; 9892 struct sbuf *sb; 9893 uint32_t *buf, *p; 9894 int rc, i; 9895 9896 rc = sysctl_wire_old_buffer(req, 0); 9897 if (rc != 0) 9898 return (rc); 9899 9900 sb = sbuf_new_for_sysctl(NULL, NULL, 4096, req); 9901 if (sb == NULL) 9902 return (ENOMEM); 9903 9904 buf = malloc(ULPRX_LA_SIZE * 8 * sizeof(uint32_t), M_CXGBE, 9905 M_ZERO | M_WAITOK); 9906 9907 t4_ulprx_read_la(sc, buf); 9908 p = buf; 9909 9910 sbuf_printf(sb, " Pcmd Type Message" 9911 " Data"); 9912 for (i = 0; i < ULPRX_LA_SIZE; i++, p += 8) { 9913 sbuf_printf(sb, "\n%08x%08x %4x %08x %08x%08x%08x%08x", 9914 p[1], p[0], p[2], p[3], p[7], p[6], p[5], p[4]); 9915 } 9916 9917 rc = sbuf_finish(sb); 9918 sbuf_delete(sb); 9919 free(buf, M_CXGBE); 9920 return (rc); 9921} 9922 9923static int 9924sysctl_wcwr_stats(SYSCTL_HANDLER_ARGS) 9925{ 9926 struct adapter *sc = arg1; 9927 struct sbuf *sb; 9928 int rc, v; 9929 9930 MPASS(chip_id(sc) >= CHELSIO_T5); 9931 9932 rc = sysctl_wire_old_buffer(req, 0); 9933 if (rc != 0) 9934 return (rc); 9935 9936 sb = sbuf_new_for_sysctl(NULL, NULL, 4096, req); 9937 if (sb == NULL) 9938 return (ENOMEM); 9939 9940 v = t4_read_reg(sc, A_SGE_STAT_CFG); 9941 if (G_STATSOURCE_T5(v) == 7) { 9942 int mode; 9943 9944 mode = is_t5(sc) ? G_STATMODE(v) : G_T6_STATMODE(v); 9945 if (mode == 0) { 9946 sbuf_printf(sb, "total %d, incomplete %d", 9947 t4_read_reg(sc, A_SGE_STAT_TOTAL), 9948 t4_read_reg(sc, A_SGE_STAT_MATCH)); 9949 } else if (mode == 1) { 9950 sbuf_printf(sb, "total %d, data overflow %d", 9951 t4_read_reg(sc, A_SGE_STAT_TOTAL), 9952 t4_read_reg(sc, A_SGE_STAT_MATCH)); 9953 } else { 9954 sbuf_printf(sb, "unknown mode %d", mode); 9955 } 9956 } 9957 rc = sbuf_finish(sb); 9958 sbuf_delete(sb); 9959 9960 return (rc); 9961} 9962 9963static int 9964sysctl_cpus(SYSCTL_HANDLER_ARGS) 9965{ 9966 struct adapter *sc = arg1; 9967 enum cpu_sets op = arg2; 9968 cpuset_t cpuset; 9969 struct sbuf *sb; 9970 int i, rc; 9971 9972 MPASS(op == LOCAL_CPUS || op == INTR_CPUS); 9973 9974 CPU_ZERO(&cpuset); 9975 rc = bus_get_cpus(sc->dev, op, sizeof(cpuset), &cpuset); 9976 if (rc != 0) 9977 return (rc); 9978 9979 rc = sysctl_wire_old_buffer(req, 0); 9980 if (rc != 0) 9981 return (rc); 9982 9983 sb = sbuf_new_for_sysctl(NULL, NULL, 4096, req); 9984 if (sb == NULL) 9985 return (ENOMEM); 9986 9987 CPU_FOREACH(i) 9988 sbuf_printf(sb, "%d ", i); 9989 rc = sbuf_finish(sb); 9990 sbuf_delete(sb); 9991 9992 return (rc); 9993} 9994 9995#ifdef TCP_OFFLOAD 9996static int 9997sysctl_tls(SYSCTL_HANDLER_ARGS) 9998{ 9999 struct adapter *sc = arg1; 10000 int i, j, v, rc; 10001 struct vi_info *vi; 10002 10003 v = sc->tt.tls; 10004 rc = sysctl_handle_int(oidp, &v, 0, req); 10005 if (rc != 0 || req->newptr == NULL) 10006 return (rc); 10007 10008 if (v != 0 && !(sc->cryptocaps & FW_CAPS_CONFIG_TLSKEYS)) 10009 return (ENOTSUP); 10010 10011 rc = begin_synchronized_op(sc, NULL, SLEEP_OK | INTR_OK, "t4stls"); 10012 if (rc) 10013 return (rc); 10014 sc->tt.tls = !!v; 10015 for_each_port(sc, i) { 10016 for_each_vi(sc->port[i], j, vi) { 10017 if (vi->flags & VI_INIT_DONE) 10018 t4_update_fl_bufsize(vi->ifp); 10019 } 10020 } 10021 end_synchronized_op(sc, 0); 10022 10023 return (0); 10024 10025} 10026 10027static int 10028sysctl_tls_rx_ports(SYSCTL_HANDLER_ARGS) 10029{ 10030 struct adapter *sc = arg1; 10031 int *old_ports, *new_ports; 10032 int i, new_count, rc; 10033 10034 if (req->newptr == NULL && req->oldptr == NULL) 10035 return (SYSCTL_OUT(req, NULL, imax(sc->tt.num_tls_rx_ports, 1) * 10036 sizeof(sc->tt.tls_rx_ports[0]))); 10037 10038 rc = begin_synchronized_op(sc, NULL, SLEEP_OK | INTR_OK, "t4tlsrx"); 10039 if (rc) 10040 return (rc); 10041 10042 if (sc->tt.num_tls_rx_ports == 0) { 10043 i = -1; 10044 rc = SYSCTL_OUT(req, &i, sizeof(i)); 10045 } else 10046 rc = SYSCTL_OUT(req, sc->tt.tls_rx_ports, 10047 sc->tt.num_tls_rx_ports * sizeof(sc->tt.tls_rx_ports[0])); 10048 if (rc == 0 && req->newptr != NULL) { 10049 new_count = req->newlen / sizeof(new_ports[0]); 10050 new_ports = malloc(new_count * sizeof(new_ports[0]), M_CXGBE, 10051 M_WAITOK); 10052 rc = SYSCTL_IN(req, new_ports, new_count * 10053 sizeof(new_ports[0])); 10054 if (rc) 10055 goto err; 10056 10057 /* Allow setting to a single '-1' to clear the list. */ 10058 if (new_count == 1 && new_ports[0] == -1) { 10059 ADAPTER_LOCK(sc); 10060 old_ports = sc->tt.tls_rx_ports; 10061 sc->tt.tls_rx_ports = NULL; 10062 sc->tt.num_tls_rx_ports = 0; 10063 ADAPTER_UNLOCK(sc); 10064 free(old_ports, M_CXGBE); 10065 } else { 10066 for (i = 0; i < new_count; i++) { 10067 if (new_ports[i] < 1 || 10068 new_ports[i] > IPPORT_MAX) { 10069 rc = EINVAL; 10070 goto err; 10071 } 10072 } 10073 10074 ADAPTER_LOCK(sc); 10075 old_ports = sc->tt.tls_rx_ports; 10076 sc->tt.tls_rx_ports = new_ports; 10077 sc->tt.num_tls_rx_ports = new_count; 10078 ADAPTER_UNLOCK(sc); 10079 free(old_ports, M_CXGBE); 10080 new_ports = NULL; 10081 } 10082 err: 10083 free(new_ports, M_CXGBE); 10084 } 10085 end_synchronized_op(sc, 0); 10086 return (rc); 10087} 10088 10089static int 10090sysctl_tls_rx_timeout(SYSCTL_HANDLER_ARGS) 10091{ 10092 struct adapter *sc = arg1; 10093 int v, rc; 10094 10095 v = sc->tt.tls_rx_timeout; 10096 rc = sysctl_handle_int(oidp, &v, 0, req); 10097 if (rc != 0 || req->newptr == NULL) 10098 return (rc); 10099 10100 if (v < 0) 10101 return (EINVAL); 10102 10103 if (v != 0 && !(sc->cryptocaps & FW_CAPS_CONFIG_TLSKEYS)) 10104 return (ENOTSUP); 10105 10106 sc->tt.tls_rx_timeout = v; 10107 10108 return (0); 10109 10110} 10111 10112static void 10113unit_conv(char *buf, size_t len, u_int val, u_int factor) 10114{ 10115 u_int rem = val % factor; 10116 10117 if (rem == 0) 10118 snprintf(buf, len, "%u", val / factor); 10119 else { 10120 while (rem % 10 == 0) 10121 rem /= 10; 10122 snprintf(buf, len, "%u.%u", val / factor, rem); 10123 } 10124} 10125 10126static int 10127sysctl_tp_tick(SYSCTL_HANDLER_ARGS) 10128{ 10129 struct adapter *sc = arg1; 10130 char buf[16]; 10131 u_int res, re; 10132 u_int cclk_ps = 1000000000 / sc->params.vpd.cclk; 10133 10134 res = t4_read_reg(sc, A_TP_TIMER_RESOLUTION); 10135 switch (arg2) { 10136 case 0: 10137 /* timer_tick */ 10138 re = G_TIMERRESOLUTION(res); 10139 break; 10140 case 1: 10141 /* TCP timestamp tick */ 10142 re = G_TIMESTAMPRESOLUTION(res); 10143 break; 10144 case 2: 10145 /* DACK tick */ 10146 re = G_DELAYEDACKRESOLUTION(res); 10147 break; 10148 default: 10149 return (EDOOFUS); 10150 } 10151 10152 unit_conv(buf, sizeof(buf), (cclk_ps << re), 1000000); 10153 10154 return (sysctl_handle_string(oidp, buf, sizeof(buf), req)); 10155} 10156 10157static int 10158sysctl_tp_dack_timer(SYSCTL_HANDLER_ARGS) 10159{ 10160 struct adapter *sc = arg1; 10161 u_int res, dack_re, v; 10162 u_int cclk_ps = 1000000000 / sc->params.vpd.cclk; 10163 10164 res = t4_read_reg(sc, A_TP_TIMER_RESOLUTION); 10165 dack_re = G_DELAYEDACKRESOLUTION(res); 10166 v = ((cclk_ps << dack_re) / 1000000) * t4_read_reg(sc, A_TP_DACK_TIMER); 10167 10168 return (sysctl_handle_int(oidp, &v, 0, req)); 10169} 10170 10171static int 10172sysctl_tp_timer(SYSCTL_HANDLER_ARGS) 10173{ 10174 struct adapter *sc = arg1; 10175 int reg = arg2; 10176 u_int tre; 10177 u_long tp_tick_us, v; 10178 u_int cclk_ps = 1000000000 / sc->params.vpd.cclk; 10179 10180 MPASS(reg == A_TP_RXT_MIN || reg == A_TP_RXT_MAX || 10181 reg == A_TP_PERS_MIN || reg == A_TP_PERS_MAX || 10182 reg == A_TP_KEEP_IDLE || reg == A_TP_KEEP_INTVL || 10183 reg == A_TP_INIT_SRTT || reg == A_TP_FINWAIT2_TIMER); 10184 10185 tre = G_TIMERRESOLUTION(t4_read_reg(sc, A_TP_TIMER_RESOLUTION)); 10186 tp_tick_us = (cclk_ps << tre) / 1000000; 10187 10188 if (reg == A_TP_INIT_SRTT) 10189 v = tp_tick_us * G_INITSRTT(t4_read_reg(sc, reg)); 10190 else 10191 v = tp_tick_us * t4_read_reg(sc, reg); 10192 10193 return (sysctl_handle_long(oidp, &v, 0, req)); 10194} 10195 10196/* 10197 * All fields in TP_SHIFT_CNT are 4b and the starting location of the field is 10198 * passed to this function. 10199 */ 10200static int 10201sysctl_tp_shift_cnt(SYSCTL_HANDLER_ARGS) 10202{ 10203 struct adapter *sc = arg1; 10204 int idx = arg2; 10205 u_int v; 10206 10207 MPASS(idx >= 0 && idx <= 24); 10208 10209 v = (t4_read_reg(sc, A_TP_SHIFT_CNT) >> idx) & 0xf; 10210 10211 return (sysctl_handle_int(oidp, &v, 0, req)); 10212} 10213 10214static int 10215sysctl_tp_backoff(SYSCTL_HANDLER_ARGS) 10216{ 10217 struct adapter *sc = arg1; 10218 int idx = arg2; 10219 u_int shift, v, r; 10220 10221 MPASS(idx >= 0 && idx < 16); 10222 10223 r = A_TP_TCP_BACKOFF_REG0 + (idx & ~3); 10224 shift = (idx & 3) << 3; 10225 v = (t4_read_reg(sc, r) >> shift) & M_TIMERBACKOFFINDEX0; 10226 10227 return (sysctl_handle_int(oidp, &v, 0, req)); 10228} 10229 10230static int 10231sysctl_holdoff_tmr_idx_ofld(SYSCTL_HANDLER_ARGS) 10232{ 10233 struct vi_info *vi = arg1; 10234 struct adapter *sc = vi->adapter; 10235 int idx, rc, i; 10236 struct sge_ofld_rxq *ofld_rxq; 10237 uint8_t v; 10238 10239 idx = vi->ofld_tmr_idx; 10240 10241 rc = sysctl_handle_int(oidp, &idx, 0, req); 10242 if (rc != 0 || req->newptr == NULL) 10243 return (rc); 10244 10245 if (idx < 0 || idx >= SGE_NTIMERS) 10246 return (EINVAL); 10247 10248 rc = begin_synchronized_op(sc, vi, HOLD_LOCK | SLEEP_OK | INTR_OK, 10249 "t4otmr"); 10250 if (rc) 10251 return (rc); 10252 10253 v = V_QINTR_TIMER_IDX(idx) | V_QINTR_CNT_EN(vi->ofld_pktc_idx != -1); 10254 for_each_ofld_rxq(vi, i, ofld_rxq) { 10255#ifdef atomic_store_rel_8 10256 atomic_store_rel_8(&ofld_rxq->iq.intr_params, v); 10257#else 10258 ofld_rxq->iq.intr_params = v; 10259#endif 10260 } 10261 vi->ofld_tmr_idx = idx; 10262 10263 end_synchronized_op(sc, LOCK_HELD); 10264 return (0); 10265} 10266 10267static int 10268sysctl_holdoff_pktc_idx_ofld(SYSCTL_HANDLER_ARGS) 10269{ 10270 struct vi_info *vi = arg1; 10271 struct adapter *sc = vi->adapter; 10272 int idx, rc; 10273 10274 idx = vi->ofld_pktc_idx; 10275 10276 rc = sysctl_handle_int(oidp, &idx, 0, req); 10277 if (rc != 0 || req->newptr == NULL) 10278 return (rc); 10279 10280 if (idx < -1 || idx >= SGE_NCOUNTERS) 10281 return (EINVAL); 10282 10283 rc = begin_synchronized_op(sc, vi, HOLD_LOCK | SLEEP_OK | INTR_OK, 10284 "t4opktc"); 10285 if (rc) 10286 return (rc); 10287 10288 if (vi->flags & VI_INIT_DONE) 10289 rc = EBUSY; /* cannot be changed once the queues are created */ 10290 else 10291 vi->ofld_pktc_idx = idx; 10292 10293 end_synchronized_op(sc, LOCK_HELD); 10294 return (rc); 10295} 10296#endif 10297 10298static int 10299get_sge_context(struct adapter *sc, struct t4_sge_context *cntxt) 10300{ 10301 int rc; 10302 10303 if (cntxt->cid > M_CTXTQID) 10304 return (EINVAL); 10305 10306 if (cntxt->mem_id != CTXT_EGRESS && cntxt->mem_id != CTXT_INGRESS && 10307 cntxt->mem_id != CTXT_FLM && cntxt->mem_id != CTXT_CNM) 10308 return (EINVAL); 10309 10310 rc = begin_synchronized_op(sc, NULL, SLEEP_OK | INTR_OK, "t4ctxt"); 10311 if (rc) 10312 return (rc); 10313 10314 if (sc->flags & FW_OK) { 10315 rc = -t4_sge_ctxt_rd(sc, sc->mbox, cntxt->cid, cntxt->mem_id, 10316 &cntxt->data[0]); 10317 if (rc == 0) 10318 goto done; 10319 } 10320 10321 /* 10322 * Read via firmware failed or wasn't even attempted. Read directly via 10323 * the backdoor. 10324 */ 10325 rc = -t4_sge_ctxt_rd_bd(sc, cntxt->cid, cntxt->mem_id, &cntxt->data[0]); 10326done: 10327 end_synchronized_op(sc, 0); 10328 return (rc); 10329} 10330 10331static int 10332load_fw(struct adapter *sc, struct t4_data *fw) 10333{ 10334 int rc; 10335 uint8_t *fw_data; 10336 10337 rc = begin_synchronized_op(sc, NULL, SLEEP_OK | INTR_OK, "t4ldfw"); 10338 if (rc) 10339 return (rc); 10340 10341 /* 10342 * The firmware, with the sole exception of the memory parity error 10343 * handler, runs from memory and not flash. It is almost always safe to 10344 * install a new firmware on a running system. Just set bit 1 in 10345 * hw.cxgbe.dflags or dev.<nexus>.<n>.dflags first. 10346 */ 10347 if (sc->flags & FULL_INIT_DONE && 10348 (sc->debug_flags & DF_LOAD_FW_ANYTIME) == 0) { 10349 rc = EBUSY; 10350 goto done; 10351 } 10352 10353 fw_data = malloc(fw->len, M_CXGBE, M_WAITOK); 10354 10355 rc = copyin(fw->data, fw_data, fw->len); 10356 if (rc == 0) 10357 rc = -t4_load_fw(sc, fw_data, fw->len); 10358 10359 free(fw_data, M_CXGBE); 10360done: 10361 end_synchronized_op(sc, 0); 10362 return (rc); 10363} 10364 10365static int 10366load_cfg(struct adapter *sc, struct t4_data *cfg) 10367{ 10368 int rc; 10369 uint8_t *cfg_data = NULL; 10370 10371 rc = begin_synchronized_op(sc, NULL, SLEEP_OK | INTR_OK, "t4ldcf"); 10372 if (rc) 10373 return (rc); 10374 10375 if (cfg->len == 0) { 10376 /* clear */ 10377 rc = -t4_load_cfg(sc, NULL, 0); 10378 goto done; 10379 } 10380 10381 cfg_data = malloc(cfg->len, M_CXGBE, M_WAITOK); 10382 10383 rc = copyin(cfg->data, cfg_data, cfg->len); 10384 if (rc == 0) 10385 rc = -t4_load_cfg(sc, cfg_data, cfg->len); 10386 10387 free(cfg_data, M_CXGBE); 10388done: 10389 end_synchronized_op(sc, 0); 10390 return (rc); 10391} 10392 10393static int 10394load_boot(struct adapter *sc, struct t4_bootrom *br) 10395{ 10396 int rc; 10397 uint8_t *br_data = NULL; 10398 u_int offset; 10399 10400 if (br->len > 1024 * 1024) 10401 return (EFBIG); 10402 10403 if (br->pf_offset == 0) { 10404 /* pfidx */ 10405 if (br->pfidx_addr > 7) 10406 return (EINVAL); 10407 offset = G_OFFSET(t4_read_reg(sc, PF_REG(br->pfidx_addr, 10408 A_PCIE_PF_EXPROM_OFST))); 10409 } else if (br->pf_offset == 1) { 10410 /* offset */ 10411 offset = G_OFFSET(br->pfidx_addr); 10412 } else { 10413 return (EINVAL); 10414 } 10415 10416 rc = begin_synchronized_op(sc, NULL, SLEEP_OK | INTR_OK, "t4ldbr"); 10417 if (rc) 10418 return (rc); 10419 10420 if (br->len == 0) { 10421 /* clear */ 10422 rc = -t4_load_boot(sc, NULL, offset, 0); 10423 goto done; 10424 } 10425 10426 br_data = malloc(br->len, M_CXGBE, M_WAITOK); 10427 10428 rc = copyin(br->data, br_data, br->len); 10429 if (rc == 0) 10430 rc = -t4_load_boot(sc, br_data, offset, br->len); 10431 10432 free(br_data, M_CXGBE); 10433done: 10434 end_synchronized_op(sc, 0); 10435 return (rc); 10436} 10437 10438static int 10439load_bootcfg(struct adapter *sc, struct t4_data *bc) 10440{ 10441 int rc; 10442 uint8_t *bc_data = NULL; 10443 10444 rc = begin_synchronized_op(sc, NULL, SLEEP_OK | INTR_OK, "t4ldcf"); 10445 if (rc) 10446 return (rc); 10447 10448 if (bc->len == 0) { 10449 /* clear */ 10450 rc = -t4_load_bootcfg(sc, NULL, 0); 10451 goto done; 10452 } 10453 10454 bc_data = malloc(bc->len, M_CXGBE, M_WAITOK); 10455 10456 rc = copyin(bc->data, bc_data, bc->len); 10457 if (rc == 0) 10458 rc = -t4_load_bootcfg(sc, bc_data, bc->len); 10459 10460 free(bc_data, M_CXGBE); 10461done: 10462 end_synchronized_op(sc, 0); 10463 return (rc); 10464} 10465 10466static int 10467cudbg_dump(struct adapter *sc, struct t4_cudbg_dump *dump) 10468{ 10469 int rc; 10470 struct cudbg_init *cudbg; 10471 void *handle, *buf; 10472 10473 /* buf is large, don't block if no memory is available */ 10474 buf = malloc(dump->len, M_CXGBE, M_NOWAIT | M_ZERO); 10475 if (buf == NULL) 10476 return (ENOMEM); 10477 10478 handle = cudbg_alloc_handle(); 10479 if (handle == NULL) { 10480 rc = ENOMEM; 10481 goto done; 10482 } 10483 10484 cudbg = cudbg_get_init(handle); 10485 cudbg->adap = sc; 10486 cudbg->print = (cudbg_print_cb)printf; 10487 10488#ifndef notyet 10489 device_printf(sc->dev, "%s: wr_flash %u, len %u, data %p.\n", 10490 __func__, dump->wr_flash, dump->len, dump->data); 10491#endif 10492 10493 if (dump->wr_flash) 10494 cudbg->use_flash = 1; 10495 MPASS(sizeof(cudbg->dbg_bitmap) == sizeof(dump->bitmap)); 10496 memcpy(cudbg->dbg_bitmap, dump->bitmap, sizeof(cudbg->dbg_bitmap)); 10497 10498 rc = cudbg_collect(handle, buf, &dump->len); 10499 if (rc != 0) 10500 goto done; 10501 10502 rc = copyout(buf, dump->data, dump->len); 10503done: 10504 cudbg_free_handle(handle); 10505 free(buf, M_CXGBE); 10506 return (rc); 10507} 10508 10509static void 10510free_offload_policy(struct t4_offload_policy *op) 10511{ 10512 struct offload_rule *r; 10513 int i; 10514 10515 if (op == NULL) 10516 return; 10517 10518 r = &op->rule[0]; 10519 for (i = 0; i < op->nrules; i++, r++) { 10520 free(r->bpf_prog.bf_insns, M_CXGBE); 10521 } 10522 free(op->rule, M_CXGBE); 10523 free(op, M_CXGBE); 10524} 10525 10526static int 10527set_offload_policy(struct adapter *sc, struct t4_offload_policy *uop) 10528{ 10529 int i, rc, len; 10530 struct t4_offload_policy *op, *old; 10531 struct bpf_program *bf; 10532 const struct offload_settings *s; 10533 struct offload_rule *r; 10534 void *u; 10535 10536 if (!is_offload(sc)) 10537 return (ENODEV); 10538 10539 if (uop->nrules == 0) { 10540 /* Delete installed policies. */ 10541 op = NULL; 10542 goto set_policy; 10543 } else if (uop->nrules > 256) { /* arbitrary */ 10544 return (E2BIG); 10545 } 10546 10547 /* Copy userspace offload policy to kernel */ 10548 op = malloc(sizeof(*op), M_CXGBE, M_ZERO | M_WAITOK); 10549 op->nrules = uop->nrules; 10550 len = op->nrules * sizeof(struct offload_rule); 10551 op->rule = malloc(len, M_CXGBE, M_ZERO | M_WAITOK); 10552 rc = copyin(uop->rule, op->rule, len); 10553 if (rc) { 10554 free(op->rule, M_CXGBE); 10555 free(op, M_CXGBE); 10556 return (rc); 10557 } 10558 10559 r = &op->rule[0]; 10560 for (i = 0; i < op->nrules; i++, r++) { 10561 10562 /* Validate open_type */ 10563 if (r->open_type != OPEN_TYPE_LISTEN && 10564 r->open_type != OPEN_TYPE_ACTIVE && 10565 r->open_type != OPEN_TYPE_PASSIVE && 10566 r->open_type != OPEN_TYPE_DONTCARE) { 10567error: 10568 /* 10569 * Rules 0 to i have malloc'd filters that need to be 10570 * freed. Rules i+1 to nrules have userspace pointers 10571 * and should be left alone. 10572 */ 10573 op->nrules = i; 10574 free_offload_policy(op); 10575 return (rc); 10576 } 10577 10578 /* Validate settings */ 10579 s = &r->settings; 10580 if ((s->offload != 0 && s->offload != 1) || 10581 s->cong_algo < -1 || s->cong_algo > CONG_ALG_HIGHSPEED || 10582 s->sched_class < -1 || 10583 s->sched_class >= sc->chip_params->nsched_cls) { 10584 rc = EINVAL; 10585 goto error; 10586 } 10587 10588 bf = &r->bpf_prog; 10589 u = bf->bf_insns; /* userspace ptr */ 10590 bf->bf_insns = NULL; 10591 if (bf->bf_len == 0) { 10592 /* legal, matches everything */ 10593 continue; 10594 } 10595 len = bf->bf_len * sizeof(*bf->bf_insns); 10596 bf->bf_insns = malloc(len, M_CXGBE, M_ZERO | M_WAITOK); 10597 rc = copyin(u, bf->bf_insns, len); 10598 if (rc != 0) 10599 goto error; 10600 10601 if (!bpf_validate(bf->bf_insns, bf->bf_len)) { 10602 rc = EINVAL; 10603 goto error; 10604 } 10605 } 10606set_policy: 10607 rw_wlock(&sc->policy_lock); 10608 old = sc->policy; 10609 sc->policy = op; 10610 rw_wunlock(&sc->policy_lock); 10611 free_offload_policy(old); 10612 10613 return (0); 10614} 10615 10616#define MAX_READ_BUF_SIZE (128 * 1024) 10617static int 10618read_card_mem(struct adapter *sc, int win, struct t4_mem_range *mr) 10619{ 10620 uint32_t addr, remaining, n; 10621 uint32_t *buf; 10622 int rc; 10623 uint8_t *dst; 10624 10625 rc = validate_mem_range(sc, mr->addr, mr->len); 10626 if (rc != 0) 10627 return (rc); 10628 10629 buf = malloc(min(mr->len, MAX_READ_BUF_SIZE), M_CXGBE, M_WAITOK); 10630 addr = mr->addr; 10631 remaining = mr->len; 10632 dst = (void *)mr->data; 10633 10634 while (remaining) { 10635 n = min(remaining, MAX_READ_BUF_SIZE); 10636 read_via_memwin(sc, 2, addr, buf, n); 10637 10638 rc = copyout(buf, dst, n); 10639 if (rc != 0) 10640 break; 10641 10642 dst += n; 10643 remaining -= n; 10644 addr += n; 10645 } 10646 10647 free(buf, M_CXGBE); 10648 return (rc); 10649} 10650#undef MAX_READ_BUF_SIZE 10651 10652static int 10653read_i2c(struct adapter *sc, struct t4_i2c_data *i2cd) 10654{ 10655 int rc; 10656 10657 if (i2cd->len == 0 || i2cd->port_id >= sc->params.nports) 10658 return (EINVAL); 10659 10660 if (i2cd->len > sizeof(i2cd->data)) 10661 return (EFBIG); 10662 10663 rc = begin_synchronized_op(sc, NULL, SLEEP_OK | INTR_OK, "t4i2crd"); 10664 if (rc) 10665 return (rc); 10666 rc = -t4_i2c_rd(sc, sc->mbox, i2cd->port_id, i2cd->dev_addr, 10667 i2cd->offset, i2cd->len, &i2cd->data[0]); 10668 end_synchronized_op(sc, 0); 10669 10670 return (rc); 10671} 10672 10673static int 10674clear_stats(struct adapter *sc, u_int port_id) 10675{ 10676 int i, v, chan_map; 10677 struct port_info *pi; 10678 struct vi_info *vi; 10679 struct sge_rxq *rxq; 10680 struct sge_txq *txq; 10681 struct sge_wrq *wrq; 10682#if defined(TCP_OFFLOAD) || defined(RATELIMIT) 10683 struct sge_ofld_txq *ofld_txq; 10684#endif 10685#ifdef TCP_OFFLOAD 10686 struct sge_ofld_rxq *ofld_rxq; 10687#endif 10688 10689 if (port_id >= sc->params.nports) 10690 return (EINVAL); 10691 pi = sc->port[port_id]; 10692 if (pi == NULL) 10693 return (EIO); 10694 10695 /* MAC stats */ 10696 t4_clr_port_stats(sc, pi->tx_chan); 10697 if (is_t6(sc)) { 10698 if (pi->fcs_reg != -1) 10699 pi->fcs_base = t4_read_reg64(sc, pi->fcs_reg); 10700 else 10701 pi->stats.rx_fcs_err = 0; 10702 } 10703 pi->tx_parse_error = 0; 10704 pi->tnl_cong_drops = 0; 10705 mtx_lock(&sc->reg_lock); 10706 for_each_vi(pi, v, vi) { 10707 if (vi->flags & VI_INIT_DONE) 10708 t4_clr_vi_stats(sc, vi->vin); 10709 } 10710 chan_map = pi->rx_e_chan_map; 10711 v = 0; /* reuse */ 10712 while (chan_map) { 10713 i = ffs(chan_map) - 1; 10714 t4_write_indirect(sc, A_TP_MIB_INDEX, A_TP_MIB_DATA, &v, 10715 1, A_TP_MIB_TNL_CNG_DROP_0 + i); 10716 chan_map &= ~(1 << i); 10717 } 10718 mtx_unlock(&sc->reg_lock); 10719 10720 /* 10721 * Since this command accepts a port, clear stats for 10722 * all VIs on this port. 10723 */ 10724 for_each_vi(pi, v, vi) { 10725 if (vi->flags & VI_INIT_DONE) { 10726 10727 for_each_rxq(vi, i, rxq) { 10728#if defined(INET) || defined(INET6) 10729 rxq->lro.lro_queued = 0; 10730 rxq->lro.lro_flushed = 0; 10731#endif 10732 rxq->rxcsum = 0; 10733 rxq->vlan_extraction = 0; 10734 rxq->vxlan_rxcsum = 0; 10735 10736 rxq->fl.cl_allocated = 0; 10737 rxq->fl.cl_recycled = 0; 10738 rxq->fl.cl_fast_recycled = 0; 10739 } 10740 10741 for_each_txq(vi, i, txq) { 10742 txq->txcsum = 0; 10743 txq->tso_wrs = 0; 10744 txq->vlan_insertion = 0; 10745 txq->imm_wrs = 0; 10746 txq->sgl_wrs = 0; 10747 txq->txpkt_wrs = 0; 10748 txq->txpkts0_wrs = 0; 10749 txq->txpkts1_wrs = 0; 10750 txq->txpkts0_pkts = 0; 10751 txq->txpkts1_pkts = 0; 10752 txq->txpkts_flush = 0; 10753 txq->raw_wrs = 0; 10754 txq->vxlan_tso_wrs = 0; 10755 txq->vxlan_txcsum = 0; 10756 txq->kern_tls_records = 0; 10757 txq->kern_tls_short = 0; 10758 txq->kern_tls_partial = 0; 10759 txq->kern_tls_full = 0; 10760 txq->kern_tls_octets = 0; 10761 txq->kern_tls_waste = 0; 10762 txq->kern_tls_options = 0; 10763 txq->kern_tls_header = 0; 10764 txq->kern_tls_fin = 0; 10765 txq->kern_tls_fin_short = 0; 10766 txq->kern_tls_cbc = 0; 10767 txq->kern_tls_gcm = 0; 10768 mp_ring_reset_stats(txq->r); 10769 } 10770 10771#if defined(TCP_OFFLOAD) || defined(RATELIMIT) 10772 for_each_ofld_txq(vi, i, ofld_txq) { 10773 ofld_txq->wrq.tx_wrs_direct = 0; 10774 ofld_txq->wrq.tx_wrs_copied = 0; 10775 counter_u64_zero(ofld_txq->tx_iscsi_pdus); 10776 counter_u64_zero(ofld_txq->tx_iscsi_octets); 10777 counter_u64_zero(ofld_txq->tx_toe_tls_records); 10778 counter_u64_zero(ofld_txq->tx_toe_tls_octets); 10779 } 10780#endif 10781#ifdef TCP_OFFLOAD 10782 for_each_ofld_rxq(vi, i, ofld_rxq) { 10783 ofld_rxq->fl.cl_allocated = 0; 10784 ofld_rxq->fl.cl_recycled = 0; 10785 ofld_rxq->fl.cl_fast_recycled = 0; 10786 ofld_rxq->rx_toe_tls_records = 0; 10787 ofld_rxq->rx_toe_tls_octets = 0; 10788 } 10789#endif 10790 10791 if (IS_MAIN_VI(vi)) { 10792 wrq = &sc->sge.ctrlq[pi->port_id]; 10793 wrq->tx_wrs_direct = 0; 10794 wrq->tx_wrs_copied = 0; 10795 } 10796 } 10797 } 10798 10799 return (0); 10800} 10801 10802int 10803t4_os_find_pci_capability(struct adapter *sc, int cap) 10804{ 10805 int i; 10806 10807 return (pci_find_cap(sc->dev, cap, &i) == 0 ? i : 0); 10808} 10809 10810int 10811t4_os_pci_save_state(struct adapter *sc) 10812{ 10813 device_t dev; 10814 struct pci_devinfo *dinfo; 10815 10816 dev = sc->dev; 10817 dinfo = device_get_ivars(dev); 10818 10819 pci_cfg_save(dev, dinfo, 0); 10820 return (0); 10821} 10822 10823int 10824t4_os_pci_restore_state(struct adapter *sc) 10825{ 10826 device_t dev; 10827 struct pci_devinfo *dinfo; 10828 10829 dev = sc->dev; 10830 dinfo = device_get_ivars(dev); 10831 10832 pci_cfg_restore(dev, dinfo); 10833 return (0); 10834} 10835 10836void 10837t4_os_portmod_changed(struct port_info *pi) 10838{ 10839 struct adapter *sc = pi->adapter; 10840 struct vi_info *vi; 10841 struct ifnet *ifp; 10842 static const char *mod_str[] = { 10843 NULL, "LR", "SR", "ER", "TWINAX", "active TWINAX", "LRM" 10844 }; 10845 10846 KASSERT((pi->flags & FIXED_IFMEDIA) == 0, 10847 ("%s: port_type %u", __func__, pi->port_type)); 10848 10849 vi = &pi->vi[0]; 10850 if (begin_synchronized_op(sc, vi, HOLD_LOCK, "t4mod") == 0) { 10851 PORT_LOCK(pi); 10852 build_medialist(pi); 10853 if (pi->mod_type != FW_PORT_MOD_TYPE_NONE) { 10854 fixup_link_config(pi); 10855 apply_link_config(pi); 10856 } 10857 PORT_UNLOCK(pi); 10858 end_synchronized_op(sc, LOCK_HELD); 10859 } 10860 10861 ifp = vi->ifp; 10862 if (pi->mod_type == FW_PORT_MOD_TYPE_NONE) 10863 if_printf(ifp, "transceiver unplugged.\n"); 10864 else if (pi->mod_type == FW_PORT_MOD_TYPE_UNKNOWN) 10865 if_printf(ifp, "unknown transceiver inserted.\n"); 10866 else if (pi->mod_type == FW_PORT_MOD_TYPE_NOTSUPPORTED) 10867 if_printf(ifp, "unsupported transceiver inserted.\n"); 10868 else if (pi->mod_type > 0 && pi->mod_type < nitems(mod_str)) { 10869 if_printf(ifp, "%dGbps %s transceiver inserted.\n", 10870 port_top_speed(pi), mod_str[pi->mod_type]); 10871 } else { 10872 if_printf(ifp, "transceiver (type %d) inserted.\n", 10873 pi->mod_type); 10874 } 10875} 10876 10877void 10878t4_os_link_changed(struct port_info *pi) 10879{ 10880 struct vi_info *vi; 10881 struct ifnet *ifp; 10882 struct link_config *lc = &pi->link_cfg; 10883 struct adapter *sc = pi->adapter; 10884 int v; 10885 10886 PORT_LOCK_ASSERT_OWNED(pi); 10887 10888 if (is_t6(sc)) { 10889 if (lc->link_ok) { 10890 if (lc->speed > 25000 || 10891 (lc->speed == 25000 && lc->fec == FEC_RS)) { 10892 pi->fcs_reg = T5_PORT_REG(pi->tx_chan, 10893 A_MAC_PORT_AFRAMECHECKSEQUENCEERRORS); 10894 } else { 10895 pi->fcs_reg = T5_PORT_REG(pi->tx_chan, 10896 A_MAC_PORT_MTIP_1G10G_RX_CRCERRORS); 10897 } 10898 pi->fcs_base = t4_read_reg64(sc, pi->fcs_reg); 10899 pi->stats.rx_fcs_err = 0; 10900 } else { 10901 pi->fcs_reg = -1; 10902 } 10903 } else { 10904 MPASS(pi->fcs_reg != -1); 10905 MPASS(pi->fcs_base == 0); 10906 } 10907 10908 for_each_vi(pi, v, vi) { 10909 ifp = vi->ifp; 10910 if (ifp == NULL) 10911 continue; 10912 10913 if (lc->link_ok) { 10914 ifp->if_baudrate = IF_Mbps(lc->speed); 10915 if_link_state_change(ifp, LINK_STATE_UP); 10916 } else { 10917 if_link_state_change(ifp, LINK_STATE_DOWN); 10918 } 10919 } 10920} 10921 10922void 10923t4_iterate(void (*func)(struct adapter *, void *), void *arg) 10924{ 10925 struct adapter *sc; 10926 10927 sx_slock(&t4_list_lock); 10928 SLIST_FOREACH(sc, &t4_list, link) { 10929 /* 10930 * func should not make any assumptions about what state sc is 10931 * in - the only guarantee is that sc->sc_lock is a valid lock. 10932 */ 10933 func(sc, arg); 10934 } 10935 sx_sunlock(&t4_list_lock); 10936} 10937 10938static int 10939t4_ioctl(struct cdev *dev, unsigned long cmd, caddr_t data, int fflag, 10940 struct thread *td) 10941{ 10942 int rc; 10943 struct adapter *sc = dev->si_drv1; 10944 10945 rc = priv_check(td, PRIV_DRIVER); 10946 if (rc != 0) 10947 return (rc); 10948 10949 switch (cmd) { 10950 case CHELSIO_T4_GETREG: { 10951 struct t4_reg *edata = (struct t4_reg *)data; 10952 10953 if ((edata->addr & 0x3) != 0 || edata->addr >= sc->mmio_len) 10954 return (EFAULT); 10955 10956 if (edata->size == 4) 10957 edata->val = t4_read_reg(sc, edata->addr); 10958 else if (edata->size == 8) 10959 edata->val = t4_read_reg64(sc, edata->addr); 10960 else 10961 return (EINVAL); 10962 10963 break; 10964 } 10965 case CHELSIO_T4_SETREG: { 10966 struct t4_reg *edata = (struct t4_reg *)data; 10967 10968 if ((edata->addr & 0x3) != 0 || edata->addr >= sc->mmio_len) 10969 return (EFAULT); 10970 10971 if (edata->size == 4) { 10972 if (edata->val & 0xffffffff00000000) 10973 return (EINVAL); 10974 t4_write_reg(sc, edata->addr, (uint32_t) edata->val); 10975 } else if (edata->size == 8) 10976 t4_write_reg64(sc, edata->addr, edata->val); 10977 else 10978 return (EINVAL); 10979 break; 10980 } 10981 case CHELSIO_T4_REGDUMP: { 10982 struct t4_regdump *regs = (struct t4_regdump *)data; 10983 int reglen = t4_get_regs_len(sc); 10984 uint8_t *buf; 10985 10986 if (regs->len < reglen) { 10987 regs->len = reglen; /* hint to the caller */ 10988 return (ENOBUFS); 10989 } 10990 10991 regs->len = reglen; 10992 buf = malloc(reglen, M_CXGBE, M_WAITOK | M_ZERO); 10993 get_regs(sc, regs, buf); 10994 rc = copyout(buf, regs->data, reglen); 10995 free(buf, M_CXGBE); 10996 break; 10997 } 10998 case CHELSIO_T4_GET_FILTER_MODE: 10999 rc = get_filter_mode(sc, (uint32_t *)data); 11000 break; 11001 case CHELSIO_T4_SET_FILTER_MODE: 11002 rc = set_filter_mode(sc, *(uint32_t *)data); 11003 break; 11004 case CHELSIO_T4_SET_FILTER_MASK: 11005 rc = set_filter_mask(sc, *(uint32_t *)data); 11006 break; 11007 case CHELSIO_T4_GET_FILTER: 11008 rc = get_filter(sc, (struct t4_filter *)data); 11009 break; 11010 case CHELSIO_T4_SET_FILTER: 11011 rc = set_filter(sc, (struct t4_filter *)data); 11012 break; 11013 case CHELSIO_T4_DEL_FILTER: 11014 rc = del_filter(sc, (struct t4_filter *)data); 11015 break; 11016 case CHELSIO_T4_GET_SGE_CONTEXT: 11017 rc = get_sge_context(sc, (struct t4_sge_context *)data); 11018 break; 11019 case CHELSIO_T4_LOAD_FW: 11020 rc = load_fw(sc, (struct t4_data *)data); 11021 break; 11022 case CHELSIO_T4_GET_MEM: 11023 rc = read_card_mem(sc, 2, (struct t4_mem_range *)data); 11024 break; 11025 case CHELSIO_T4_GET_I2C: 11026 rc = read_i2c(sc, (struct t4_i2c_data *)data); 11027 break; 11028 case CHELSIO_T4_CLEAR_STATS: 11029 rc = clear_stats(sc, *(uint32_t *)data); 11030 break; 11031 case CHELSIO_T4_SCHED_CLASS: 11032 rc = t4_set_sched_class(sc, (struct t4_sched_params *)data); 11033 break; 11034 case CHELSIO_T4_SCHED_QUEUE: 11035 rc = t4_set_sched_queue(sc, (struct t4_sched_queue *)data); 11036 break; 11037 case CHELSIO_T4_GET_TRACER: 11038 rc = t4_get_tracer(sc, (struct t4_tracer *)data); 11039 break; 11040 case CHELSIO_T4_SET_TRACER: 11041 rc = t4_set_tracer(sc, (struct t4_tracer *)data); 11042 break; 11043 case CHELSIO_T4_LOAD_CFG: 11044 rc = load_cfg(sc, (struct t4_data *)data); 11045 break; 11046 case CHELSIO_T4_LOAD_BOOT: 11047 rc = load_boot(sc, (struct t4_bootrom *)data); 11048 break; 11049 case CHELSIO_T4_LOAD_BOOTCFG: 11050 rc = load_bootcfg(sc, (struct t4_data *)data); 11051 break; 11052 case CHELSIO_T4_CUDBG_DUMP: 11053 rc = cudbg_dump(sc, (struct t4_cudbg_dump *)data); 11054 break; 11055 case CHELSIO_T4_SET_OFLD_POLICY: 11056 rc = set_offload_policy(sc, (struct t4_offload_policy *)data); 11057 break; 11058 default: 11059 rc = ENOTTY; 11060 } 11061 11062 return (rc); 11063} 11064 11065#ifdef TCP_OFFLOAD 11066static int 11067toe_capability(struct vi_info *vi, bool enable) 11068{ 11069 int rc; 11070 struct port_info *pi = vi->pi; 11071 struct adapter *sc = pi->adapter; 11072 11073 ASSERT_SYNCHRONIZED_OP(sc); 11074 11075 if (!is_offload(sc)) 11076 return (ENODEV); 11077 11078 if (enable) { 11079#ifdef KERN_TLS 11080 if (sc->flags & KERN_TLS_ON) { 11081 int i, j, n; 11082 struct port_info *p; 11083 struct vi_info *v; 11084 11085 /* 11086 * Reconfigure hardware for TOE if TXTLS is not enabled 11087 * on any ifnet. 11088 */ 11089 n = 0; 11090 for_each_port(sc, i) { 11091 p = sc->port[i]; 11092 for_each_vi(p, j, v) { 11093 if (v->ifp->if_capenable & IFCAP_TXTLS) { 11094 CH_WARN(sc, 11095 "%s has NIC TLS enabled.\n", 11096 device_get_nameunit(v->dev)); 11097 n++; 11098 } 11099 } 11100 } 11101 if (n > 0) { 11102 CH_WARN(sc, "Disable NIC TLS on all interfaces " 11103 "associated with this adapter before " 11104 "trying to enable TOE.\n"); 11105 return (EAGAIN); 11106 } 11107 rc = t4_config_kern_tls(sc, false); 11108 if (rc) 11109 return (rc); 11110 } 11111#endif 11112 if ((vi->ifp->if_capenable & IFCAP_TOE) != 0) { 11113 /* TOE is already enabled. */ 11114 return (0); 11115 } 11116 11117 /* 11118 * We need the port's queues around so that we're able to send 11119 * and receive CPLs to/from the TOE even if the ifnet for this 11120 * port has never been UP'd administratively. 11121 */ 11122 if (!(vi->flags & VI_INIT_DONE)) { 11123 rc = vi_full_init(vi); 11124 if (rc) 11125 return (rc); 11126 } 11127 if (!(pi->vi[0].flags & VI_INIT_DONE)) { 11128 rc = vi_full_init(&pi->vi[0]); 11129 if (rc) 11130 return (rc); 11131 } 11132 11133 if (isset(&sc->offload_map, pi->port_id)) { 11134 /* TOE is enabled on another VI of this port. */ 11135 pi->uld_vis++; 11136 return (0); 11137 } 11138 11139 if (!uld_active(sc, ULD_TOM)) { 11140 rc = t4_activate_uld(sc, ULD_TOM); 11141 if (rc == EAGAIN) { 11142 log(LOG_WARNING, 11143 "You must kldload t4_tom.ko before trying " 11144 "to enable TOE on a cxgbe interface.\n"); 11145 } 11146 if (rc != 0) 11147 return (rc); 11148 KASSERT(sc->tom_softc != NULL, 11149 ("%s: TOM activated but softc NULL", __func__)); 11150 KASSERT(uld_active(sc, ULD_TOM), 11151 ("%s: TOM activated but flag not set", __func__)); 11152 } 11153 11154 /* Activate iWARP and iSCSI too, if the modules are loaded. */ 11155 if (!uld_active(sc, ULD_IWARP)) 11156 (void) t4_activate_uld(sc, ULD_IWARP); 11157 if (!uld_active(sc, ULD_ISCSI)) 11158 (void) t4_activate_uld(sc, ULD_ISCSI); 11159 11160 pi->uld_vis++; 11161 setbit(&sc->offload_map, pi->port_id); 11162 } else { 11163 pi->uld_vis--; 11164 11165 if (!isset(&sc->offload_map, pi->port_id) || pi->uld_vis > 0) 11166 return (0); 11167 11168 KASSERT(uld_active(sc, ULD_TOM), 11169 ("%s: TOM never initialized?", __func__)); 11170 clrbit(&sc->offload_map, pi->port_id); 11171 } 11172 11173 return (0); 11174} 11175 11176/* 11177 * Add an upper layer driver to the global list. 11178 */ 11179int 11180t4_register_uld(struct uld_info *ui) 11181{ 11182 int rc = 0; 11183 struct uld_info *u; 11184 11185 sx_xlock(&t4_uld_list_lock); 11186 SLIST_FOREACH(u, &t4_uld_list, link) { 11187 if (u->uld_id == ui->uld_id) { 11188 rc = EEXIST; 11189 goto done; 11190 } 11191 } 11192 11193 SLIST_INSERT_HEAD(&t4_uld_list, ui, link); 11194 ui->refcount = 0; 11195done: 11196 sx_xunlock(&t4_uld_list_lock); 11197 return (rc); 11198} 11199 11200int 11201t4_unregister_uld(struct uld_info *ui) 11202{ 11203 int rc = EINVAL; 11204 struct uld_info *u; 11205 11206 sx_xlock(&t4_uld_list_lock); 11207 11208 SLIST_FOREACH(u, &t4_uld_list, link) { 11209 if (u == ui) { 11210 if (ui->refcount > 0) { 11211 rc = EBUSY; 11212 goto done; 11213 } 11214 11215 SLIST_REMOVE(&t4_uld_list, ui, uld_info, link); 11216 rc = 0; 11217 goto done; 11218 } 11219 } 11220done: 11221 sx_xunlock(&t4_uld_list_lock); 11222 return (rc); 11223} 11224 11225int 11226t4_activate_uld(struct adapter *sc, int id) 11227{ 11228 int rc; 11229 struct uld_info *ui; 11230 11231 ASSERT_SYNCHRONIZED_OP(sc); 11232 11233 if (id < 0 || id > ULD_MAX) 11234 return (EINVAL); 11235 rc = EAGAIN; /* kldoad the module with this ULD and try again. */ 11236 11237 sx_slock(&t4_uld_list_lock); 11238 11239 SLIST_FOREACH(ui, &t4_uld_list, link) { 11240 if (ui->uld_id == id) { 11241 if (!(sc->flags & FULL_INIT_DONE)) { 11242 rc = adapter_full_init(sc); 11243 if (rc != 0) 11244 break; 11245 } 11246 11247 rc = ui->activate(sc); 11248 if (rc == 0) { 11249 setbit(&sc->active_ulds, id); 11250 ui->refcount++; 11251 } 11252 break; 11253 } 11254 } 11255 11256 sx_sunlock(&t4_uld_list_lock); 11257 11258 return (rc); 11259} 11260 11261int 11262t4_deactivate_uld(struct adapter *sc, int id) 11263{ 11264 int rc; 11265 struct uld_info *ui; 11266 11267 ASSERT_SYNCHRONIZED_OP(sc); 11268 11269 if (id < 0 || id > ULD_MAX) 11270 return (EINVAL); 11271 rc = ENXIO; 11272 11273 sx_slock(&t4_uld_list_lock); 11274 11275 SLIST_FOREACH(ui, &t4_uld_list, link) { 11276 if (ui->uld_id == id) { 11277 rc = ui->deactivate(sc); 11278 if (rc == 0) { 11279 clrbit(&sc->active_ulds, id); 11280 ui->refcount--; 11281 } 11282 break; 11283 } 11284 } 11285 11286 sx_sunlock(&t4_uld_list_lock); 11287 11288 return (rc); 11289} 11290 11291static void 11292t4_async_event(void *arg, int n) 11293{ 11294 struct uld_info *ui; 11295 struct adapter *sc = (struct adapter *)arg; 11296 11297 if (begin_synchronized_op(sc, NULL, SLEEP_OK | INTR_OK, "t4async") != 0) 11298 return; 11299 sx_slock(&t4_uld_list_lock); 11300 SLIST_FOREACH(ui, &t4_uld_list, link) { 11301 if (ui->uld_id == ULD_IWARP) { 11302 ui->async_event(sc); 11303 break; 11304 } 11305 } 11306 sx_sunlock(&t4_uld_list_lock); 11307 end_synchronized_op(sc, 0); 11308} 11309 11310int 11311uld_active(struct adapter *sc, int uld_id) 11312{ 11313 11314 MPASS(uld_id >= 0 && uld_id <= ULD_MAX); 11315 11316 return (isset(&sc->active_ulds, uld_id)); 11317} 11318#endif 11319 11320#ifdef KERN_TLS 11321static int 11322ktls_capability(struct adapter *sc, bool enable) 11323{ 11324 ASSERT_SYNCHRONIZED_OP(sc); 11325 11326 if (!is_ktls(sc)) 11327 return (ENODEV); 11328 11329 if (enable) { 11330 if (sc->flags & KERN_TLS_ON) 11331 return (0); /* already on */ 11332 if (sc->offload_map != 0) { 11333 CH_WARN(sc, 11334 "Disable TOE on all interfaces associated with " 11335 "this adapter before trying to enable NIC TLS.\n"); 11336 return (EAGAIN); 11337 } 11338 return (t4_config_kern_tls(sc, true)); 11339 } else { 11340 /* 11341 * Nothing to do for disable. If TOE is enabled sometime later 11342 * then toe_capability will reconfigure the hardware. 11343 */ 11344 return (0); 11345 } 11346} 11347#endif 11348 11349/* 11350 * t = ptr to tunable. 11351 * nc = number of CPUs. 11352 * c = compiled in default for that tunable. 11353 */ 11354static void 11355calculate_nqueues(int *t, int nc, const int c) 11356{ 11357 int nq; 11358 11359 if (*t > 0) 11360 return; 11361 nq = *t < 0 ? -*t : c; 11362 *t = min(nc, nq); 11363} 11364 11365/* 11366 * Come up with reasonable defaults for some of the tunables, provided they're 11367 * not set by the user (in which case we'll use the values as is). 11368 */ 11369static void 11370tweak_tunables(void) 11371{ 11372 int nc = mp_ncpus; /* our snapshot of the number of CPUs */ 11373 11374 if (t4_ntxq < 1) { 11375#ifdef RSS 11376 t4_ntxq = rss_getnumbuckets(); 11377#else 11378 calculate_nqueues(&t4_ntxq, nc, NTXQ); 11379#endif 11380 } 11381 11382 calculate_nqueues(&t4_ntxq_vi, nc, NTXQ_VI); 11383 11384 if (t4_nrxq < 1) { 11385#ifdef RSS 11386 t4_nrxq = rss_getnumbuckets(); 11387#else 11388 calculate_nqueues(&t4_nrxq, nc, NRXQ); 11389#endif 11390 } 11391 11392 calculate_nqueues(&t4_nrxq_vi, nc, NRXQ_VI); 11393 11394#if defined(TCP_OFFLOAD) || defined(RATELIMIT) 11395 calculate_nqueues(&t4_nofldtxq, nc, NOFLDTXQ); 11396 calculate_nqueues(&t4_nofldtxq_vi, nc, NOFLDTXQ_VI); 11397#endif 11398#ifdef TCP_OFFLOAD 11399 calculate_nqueues(&t4_nofldrxq, nc, NOFLDRXQ); 11400 calculate_nqueues(&t4_nofldrxq_vi, nc, NOFLDRXQ_VI); 11401#endif 11402 11403#if defined(TCP_OFFLOAD) || defined(KERN_TLS) 11404 if (t4_toecaps_allowed == -1) 11405 t4_toecaps_allowed = FW_CAPS_CONFIG_TOE; 11406#else 11407 if (t4_toecaps_allowed == -1) 11408 t4_toecaps_allowed = 0; 11409#endif 11410 11411#ifdef TCP_OFFLOAD 11412 if (t4_rdmacaps_allowed == -1) { 11413 t4_rdmacaps_allowed = FW_CAPS_CONFIG_RDMA_RDDP | 11414 FW_CAPS_CONFIG_RDMA_RDMAC; 11415 } 11416 11417 if (t4_iscsicaps_allowed == -1) { 11418 t4_iscsicaps_allowed = FW_CAPS_CONFIG_ISCSI_INITIATOR_PDU | 11419 FW_CAPS_CONFIG_ISCSI_TARGET_PDU | 11420 FW_CAPS_CONFIG_ISCSI_T10DIF; 11421 } 11422 11423 if (t4_tmr_idx_ofld < 0 || t4_tmr_idx_ofld >= SGE_NTIMERS) 11424 t4_tmr_idx_ofld = TMR_IDX_OFLD; 11425 11426 if (t4_pktc_idx_ofld < -1 || t4_pktc_idx_ofld >= SGE_NCOUNTERS) 11427 t4_pktc_idx_ofld = PKTC_IDX_OFLD; 11428 11429 if (t4_toe_tls_rx_timeout < 0) 11430 t4_toe_tls_rx_timeout = 0; 11431#else 11432 if (t4_rdmacaps_allowed == -1) 11433 t4_rdmacaps_allowed = 0; 11434 11435 if (t4_iscsicaps_allowed == -1) 11436 t4_iscsicaps_allowed = 0; 11437#endif 11438 11439#ifdef DEV_NETMAP 11440 calculate_nqueues(&t4_nnmtxq, nc, NNMTXQ); 11441 calculate_nqueues(&t4_nnmrxq, nc, NNMRXQ); 11442 calculate_nqueues(&t4_nnmtxq_vi, nc, NNMTXQ_VI); 11443 calculate_nqueues(&t4_nnmrxq_vi, nc, NNMRXQ_VI); 11444#endif 11445 11446 if (t4_tmr_idx < 0 || t4_tmr_idx >= SGE_NTIMERS) 11447 t4_tmr_idx = TMR_IDX; 11448 11449 if (t4_pktc_idx < -1 || t4_pktc_idx >= SGE_NCOUNTERS) 11450 t4_pktc_idx = PKTC_IDX; 11451 11452 if (t4_qsize_txq < 128) 11453 t4_qsize_txq = 128; 11454 11455 if (t4_qsize_rxq < 128) 11456 t4_qsize_rxq = 128; 11457 while (t4_qsize_rxq & 7) 11458 t4_qsize_rxq++; 11459 11460 t4_intr_types &= INTR_MSIX | INTR_MSI | INTR_INTX; 11461 11462 /* 11463 * Number of VIs to create per-port. The first VI is the "main" regular 11464 * VI for the port. The rest are additional virtual interfaces on the 11465 * same physical port. Note that the main VI does not have native 11466 * netmap support but the extra VIs do. 11467 * 11468 * Limit the number of VIs per port to the number of available 11469 * MAC addresses per port. 11470 */ 11471 if (t4_num_vis < 1) 11472 t4_num_vis = 1; 11473 if (t4_num_vis > nitems(vi_mac_funcs)) { 11474 t4_num_vis = nitems(vi_mac_funcs); 11475 printf("cxgbe: number of VIs limited to %d\n", t4_num_vis); 11476 } 11477 11478 if (pcie_relaxed_ordering < 0 || pcie_relaxed_ordering > 2) { 11479 pcie_relaxed_ordering = 1; 11480#if defined(__i386__) || defined(__amd64__) 11481 if (cpu_vendor_id == CPU_VENDOR_INTEL) 11482 pcie_relaxed_ordering = 0; 11483#endif 11484 } 11485} 11486 11487#ifdef DDB 11488static void 11489t4_dump_tcb(struct adapter *sc, int tid) 11490{ 11491 uint32_t base, i, j, off, pf, reg, save, tcb_addr, win_pos; 11492 11493 reg = PCIE_MEM_ACCESS_REG(A_PCIE_MEM_ACCESS_OFFSET, 2); 11494 save = t4_read_reg(sc, reg); 11495 base = sc->memwin[2].mw_base; 11496 11497 /* Dump TCB for the tid */ 11498 tcb_addr = t4_read_reg(sc, A_TP_CMM_TCB_BASE); 11499 tcb_addr += tid * TCB_SIZE; 11500 11501 if (is_t4(sc)) { 11502 pf = 0; 11503 win_pos = tcb_addr & ~0xf; /* start must be 16B aligned */ 11504 } else { 11505 pf = V_PFNUM(sc->pf); 11506 win_pos = tcb_addr & ~0x7f; /* start must be 128B aligned */ 11507 } 11508 t4_write_reg(sc, reg, win_pos | pf); 11509 t4_read_reg(sc, reg); 11510 11511 off = tcb_addr - win_pos; 11512 for (i = 0; i < 4; i++) { 11513 uint32_t buf[8]; 11514 for (j = 0; j < 8; j++, off += 4) 11515 buf[j] = htonl(t4_read_reg(sc, base + off)); 11516 11517 db_printf("%08x %08x %08x %08x %08x %08x %08x %08x\n", 11518 buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6], 11519 buf[7]); 11520 } 11521 11522 t4_write_reg(sc, reg, save); 11523 t4_read_reg(sc, reg); 11524} 11525 11526static void 11527t4_dump_devlog(struct adapter *sc) 11528{ 11529 struct devlog_params *dparams = &sc->params.devlog; 11530 struct fw_devlog_e e; 11531 int i, first, j, m, nentries, rc; 11532 uint64_t ftstamp = UINT64_MAX; 11533 11534 if (dparams->start == 0) { 11535 db_printf("devlog params not valid\n"); 11536 return; 11537 } 11538 11539 nentries = dparams->size / sizeof(struct fw_devlog_e); 11540 m = fwmtype_to_hwmtype(dparams->memtype); 11541 11542 /* Find the first entry. */ 11543 first = -1; 11544 for (i = 0; i < nentries && !db_pager_quit; i++) { 11545 rc = -t4_mem_read(sc, m, dparams->start + i * sizeof(e), 11546 sizeof(e), (void *)&e); 11547 if (rc != 0) 11548 break; 11549 11550 if (e.timestamp == 0) 11551 break; 11552 11553 e.timestamp = be64toh(e.timestamp); 11554 if (e.timestamp < ftstamp) { 11555 ftstamp = e.timestamp; 11556 first = i; 11557 } 11558 } 11559 11560 if (first == -1) 11561 return; 11562 11563 i = first; 11564 do { 11565 rc = -t4_mem_read(sc, m, dparams->start + i * sizeof(e), 11566 sizeof(e), (void *)&e); 11567 if (rc != 0) 11568 return; 11569 11570 if (e.timestamp == 0) 11571 return; 11572 11573 e.timestamp = be64toh(e.timestamp); 11574 e.seqno = be32toh(e.seqno); 11575 for (j = 0; j < 8; j++) 11576 e.params[j] = be32toh(e.params[j]); 11577 11578 db_printf("%10d %15ju %8s %8s ", 11579 e.seqno, e.timestamp, 11580 (e.level < nitems(devlog_level_strings) ? 11581 devlog_level_strings[e.level] : "UNKNOWN"), 11582 (e.facility < nitems(devlog_facility_strings) ? 11583 devlog_facility_strings[e.facility] : "UNKNOWN")); 11584 db_printf(e.fmt, e.params[0], e.params[1], e.params[2], 11585 e.params[3], e.params[4], e.params[5], e.params[6], 11586 e.params[7]); 11587 11588 if (++i == nentries) 11589 i = 0; 11590 } while (i != first && !db_pager_quit); 11591} 11592 11593static struct command_table db_t4_table = LIST_HEAD_INITIALIZER(db_t4_table); 11594_DB_SET(_show, t4, NULL, db_show_table, 0, &db_t4_table); 11595 11596DB_FUNC(devlog, db_show_devlog, db_t4_table, CS_OWN, NULL) 11597{ 11598 device_t dev; 11599 int t; 11600 bool valid; 11601 11602 valid = false; 11603 t = db_read_token(); 11604 if (t == tIDENT) { 11605 dev = device_lookup_by_name(db_tok_string); 11606 valid = true; 11607 } 11608 db_skip_to_eol(); 11609 if (!valid) { 11610 db_printf("usage: show t4 devlog <nexus>\n"); 11611 return; 11612 } 11613 11614 if (dev == NULL) { 11615 db_printf("device not found\n"); 11616 return; 11617 } 11618 11619 t4_dump_devlog(device_get_softc(dev)); 11620} 11621 11622DB_FUNC(tcb, db_show_t4tcb, db_t4_table, CS_OWN, NULL) 11623{ 11624 device_t dev; 11625 int radix, tid, t; 11626 bool valid; 11627 11628 valid = false; 11629 radix = db_radix; 11630 db_radix = 10; 11631 t = db_read_token(); 11632 if (t == tIDENT) { 11633 dev = device_lookup_by_name(db_tok_string); 11634 t = db_read_token(); 11635 if (t == tNUMBER) { 11636 tid = db_tok_number; 11637 valid = true; 11638 } 11639 } 11640 db_radix = radix; 11641 db_skip_to_eol(); 11642 if (!valid) { 11643 db_printf("usage: show t4 tcb <nexus> <tid>\n"); 11644 return; 11645 } 11646 11647 if (dev == NULL) { 11648 db_printf("device not found\n"); 11649 return; 11650 } 11651 if (tid < 0) { 11652 db_printf("invalid tid\n"); 11653 return; 11654 } 11655 11656 t4_dump_tcb(device_get_softc(dev), tid); 11657} 11658#endif 11659 11660static eventhandler_tag vxlan_start_evtag; 11661static eventhandler_tag vxlan_stop_evtag; 11662 11663struct vxlan_evargs { 11664 struct ifnet *ifp; 11665 uint16_t port; 11666}; 11667 11668static void 11669enable_vxlan_rx(struct adapter *sc) 11670{ 11671 int i, rc; 11672 struct port_info *pi; 11673 uint8_t match_all_mac[ETHER_ADDR_LEN] = {0}; 11674 11675 ASSERT_SYNCHRONIZED_OP(sc); 11676 11677 t4_write_reg(sc, A_MPS_RX_VXLAN_TYPE, V_VXLAN(sc->vxlan_port) | 11678 F_VXLAN_EN); 11679 for_each_port(sc, i) { 11680 pi = sc->port[i]; 11681 if (pi->vxlan_tcam_entry == true) 11682 continue; 11683 rc = t4_alloc_raw_mac_filt(sc, pi->vi[0].viid, match_all_mac, 11684 match_all_mac, sc->rawf_base + pi->port_id, 1, pi->port_id, 11685 true); 11686 if (rc < 0) { 11687 rc = -rc; 11688 CH_ERR(&pi->vi[0], 11689 "failed to add VXLAN TCAM entry: %d.\n", rc); 11690 } else { 11691 MPASS(rc == sc->rawf_base + pi->port_id); 11692 pi->vxlan_tcam_entry = true; 11693 } 11694 } 11695} 11696 11697static void 11698t4_vxlan_start(struct adapter *sc, void *arg) 11699{ 11700 struct vxlan_evargs *v = arg; 11701 11702 if (sc->nrawf == 0 || chip_id(sc) <= CHELSIO_T5) 11703 return; 11704 if (begin_synchronized_op(sc, NULL, SLEEP_OK | INTR_OK, "t4vxst") != 0) 11705 return; 11706 11707 if (sc->vxlan_refcount == 0) { 11708 sc->vxlan_port = v->port; 11709 sc->vxlan_refcount = 1; 11710 enable_vxlan_rx(sc); 11711 } else if (sc->vxlan_port == v->port) { 11712 sc->vxlan_refcount++; 11713 } else { 11714 CH_ERR(sc, "VXLAN already configured on port %d; " 11715 "ignoring attempt to configure it on port %d\n", 11716 sc->vxlan_port, v->port); 11717 } 11718 end_synchronized_op(sc, 0); 11719} 11720 11721static void 11722t4_vxlan_stop(struct adapter *sc, void *arg) 11723{ 11724 struct vxlan_evargs *v = arg; 11725 11726 if (sc->nrawf == 0 || chip_id(sc) <= CHELSIO_T5) 11727 return; 11728 if (begin_synchronized_op(sc, NULL, SLEEP_OK | INTR_OK, "t4vxsp") != 0) 11729 return; 11730 11731 /* 11732 * VXLANs may have been configured before the driver was loaded so we 11733 * may see more stops than starts. This is not handled cleanly but at 11734 * least we keep the refcount sane. 11735 */ 11736 if (sc->vxlan_port != v->port) 11737 goto done; 11738 if (sc->vxlan_refcount == 0) { 11739 log(LOG_ERR, 11740 "%s: VXLAN operation on port %d was stopped earlier; " 11741 "ignoring attempt to stop it again.\n", 11742 device_get_nameunit(sc->dev), sc->vxlan_port); 11743 } else if (--sc->vxlan_refcount == 0) { 11744 t4_set_reg_field(sc, A_MPS_RX_VXLAN_TYPE, F_VXLAN_EN, 0); 11745 } 11746done: 11747 end_synchronized_op(sc, 0); 11748} 11749 11750static void 11751t4_vxlan_start_handler(void *arg __unused, struct ifnet *ifp, 11752 sa_family_t family, u_int port) 11753{ 11754 struct vxlan_evargs v; 11755 11756 MPASS(family == AF_INET || family == AF_INET6); 11757 v.ifp = ifp; 11758 v.port = port; 11759 11760 t4_iterate(t4_vxlan_start, &v); 11761} 11762 11763static void 11764t4_vxlan_stop_handler(void *arg __unused, struct ifnet *ifp, sa_family_t family, 11765 u_int port) 11766{ 11767 struct vxlan_evargs v; 11768 11769 MPASS(family == AF_INET || family == AF_INET6); 11770 v.ifp = ifp; 11771 v.port = port; 11772 11773 t4_iterate(t4_vxlan_stop, &v); 11774} 11775 11776 11777static struct sx mlu; /* mod load unload */ 11778SX_SYSINIT(cxgbe_mlu, &mlu, "cxgbe mod load/unload"); 11779 11780static int 11781mod_event(module_t mod, int cmd, void *arg) 11782{ 11783 int rc = 0; 11784 static int loaded = 0; 11785 11786 switch (cmd) { 11787 case MOD_LOAD: 11788 sx_xlock(&mlu); 11789 if (loaded++ == 0) { 11790 t4_sge_modload(); 11791 t4_register_shared_cpl_handler(CPL_SET_TCB_RPL, 11792 t4_filter_rpl, CPL_COOKIE_FILTER); 11793 t4_register_shared_cpl_handler(CPL_L2T_WRITE_RPL, 11794 do_l2t_write_rpl, CPL_COOKIE_FILTER); 11795 t4_register_shared_cpl_handler(CPL_ACT_OPEN_RPL, 11796 t4_hashfilter_ao_rpl, CPL_COOKIE_HASHFILTER); 11797 t4_register_shared_cpl_handler(CPL_SET_TCB_RPL, 11798 t4_hashfilter_tcb_rpl, CPL_COOKIE_HASHFILTER); 11799 t4_register_shared_cpl_handler(CPL_ABORT_RPL_RSS, 11800 t4_del_hashfilter_rpl, CPL_COOKIE_HASHFILTER); 11801 t4_register_cpl_handler(CPL_TRACE_PKT, t4_trace_pkt); 11802 t4_register_cpl_handler(CPL_T5_TRACE_PKT, t5_trace_pkt); 11803 t4_register_cpl_handler(CPL_SMT_WRITE_RPL, 11804 do_smt_write_rpl); 11805 sx_init(&t4_list_lock, "T4/T5 adapters"); 11806 SLIST_INIT(&t4_list); 11807 callout_init(&fatal_callout, 1); 11808#ifdef TCP_OFFLOAD 11809 sx_init(&t4_uld_list_lock, "T4/T5 ULDs"); 11810 SLIST_INIT(&t4_uld_list); 11811#endif 11812#ifdef INET6 11813 t4_clip_modload(); 11814#endif 11815#ifdef KERN_TLS 11816 t6_ktls_modload(); 11817#endif 11818 t4_tracer_modload(); 11819 tweak_tunables(); 11820 vxlan_start_evtag = 11821 EVENTHANDLER_REGISTER(vxlan_start, 11822 t4_vxlan_start_handler, NULL, 11823 EVENTHANDLER_PRI_ANY); 11824 vxlan_stop_evtag = 11825 EVENTHANDLER_REGISTER(vxlan_stop, 11826 t4_vxlan_stop_handler, NULL, 11827 EVENTHANDLER_PRI_ANY); 11828 } 11829 sx_xunlock(&mlu); 11830 break; 11831 11832 case MOD_UNLOAD: 11833 sx_xlock(&mlu); 11834 if (--loaded == 0) { 11835 int tries; 11836 11837 sx_slock(&t4_list_lock); 11838 if (!SLIST_EMPTY(&t4_list)) { 11839 rc = EBUSY; 11840 sx_sunlock(&t4_list_lock); 11841 goto done_unload; 11842 } 11843#ifdef TCP_OFFLOAD 11844 sx_slock(&t4_uld_list_lock); 11845 if (!SLIST_EMPTY(&t4_uld_list)) { 11846 rc = EBUSY; 11847 sx_sunlock(&t4_uld_list_lock); 11848 sx_sunlock(&t4_list_lock); 11849 goto done_unload; 11850 } 11851#endif 11852 tries = 0; 11853 while (tries++ < 5 && t4_sge_extfree_refs() != 0) { 11854 uprintf("%ju clusters with custom free routine " 11855 "still is use.\n", t4_sge_extfree_refs()); 11856 pause("t4unload", 2 * hz); 11857 } 11858#ifdef TCP_OFFLOAD 11859 sx_sunlock(&t4_uld_list_lock); 11860#endif 11861 sx_sunlock(&t4_list_lock); 11862 11863 if (t4_sge_extfree_refs() == 0) { 11864 EVENTHANDLER_DEREGISTER(vxlan_start, 11865 vxlan_start_evtag); 11866 EVENTHANDLER_DEREGISTER(vxlan_stop, 11867 vxlan_stop_evtag); 11868 t4_tracer_modunload(); 11869#ifdef KERN_TLS 11870 t6_ktls_modunload(); 11871#endif 11872#ifdef INET6 11873 t4_clip_modunload(); 11874#endif 11875#ifdef TCP_OFFLOAD 11876 sx_destroy(&t4_uld_list_lock); 11877#endif 11878 sx_destroy(&t4_list_lock); 11879 t4_sge_modunload(); 11880 loaded = 0; 11881 } else { 11882 rc = EBUSY; 11883 loaded++; /* undo earlier decrement */ 11884 } 11885 } 11886done_unload: 11887 sx_xunlock(&mlu); 11888 break; 11889 } 11890 11891 return (rc); 11892} 11893 11894static devclass_t t4_devclass, t5_devclass, t6_devclass; 11895static devclass_t cxgbe_devclass, cxl_devclass, cc_devclass; 11896static devclass_t vcxgbe_devclass, vcxl_devclass, vcc_devclass; 11897 11898DRIVER_MODULE(t4nex, pci, t4_driver, t4_devclass, mod_event, 0); 11899MODULE_VERSION(t4nex, 1); 11900MODULE_DEPEND(t4nex, firmware, 1, 1, 1); 11901#ifdef DEV_NETMAP 11902MODULE_DEPEND(t4nex, netmap, 1, 1, 1); 11903#endif /* DEV_NETMAP */ 11904 11905DRIVER_MODULE(t5nex, pci, t5_driver, t5_devclass, mod_event, 0); 11906MODULE_VERSION(t5nex, 1); 11907MODULE_DEPEND(t5nex, firmware, 1, 1, 1); 11908#ifdef DEV_NETMAP 11909MODULE_DEPEND(t5nex, netmap, 1, 1, 1); 11910#endif /* DEV_NETMAP */ 11911 11912DRIVER_MODULE(t6nex, pci, t6_driver, t6_devclass, mod_event, 0); 11913MODULE_VERSION(t6nex, 1); 11914MODULE_DEPEND(t6nex, firmware, 1, 1, 1); 11915#ifdef DEV_NETMAP 11916MODULE_DEPEND(t6nex, netmap, 1, 1, 1); 11917#endif /* DEV_NETMAP */ 11918 11919DRIVER_MODULE(cxgbe, t4nex, cxgbe_driver, cxgbe_devclass, 0, 0); 11920MODULE_VERSION(cxgbe, 1); 11921 11922DRIVER_MODULE(cxl, t5nex, cxl_driver, cxl_devclass, 0, 0); 11923MODULE_VERSION(cxl, 1); 11924 11925DRIVER_MODULE(cc, t6nex, cc_driver, cc_devclass, 0, 0); 11926MODULE_VERSION(cc, 1); 11927 11928DRIVER_MODULE(vcxgbe, cxgbe, vcxgbe_driver, vcxgbe_devclass, 0, 0); 11929MODULE_VERSION(vcxgbe, 1); 11930 11931DRIVER_MODULE(vcxl, cxl, vcxl_driver, vcxl_devclass, 0, 0); 11932MODULE_VERSION(vcxl, 1); 11933 11934DRIVER_MODULE(vcc, cc, vcc_driver, vcc_devclass, 0, 0); 11935MODULE_VERSION(vcc, 1); 11936