1252206Sdavidcs/* 2252206Sdavidcs * Copyright (c) 2013-2014 Qlogic Corporation 3252206Sdavidcs * All rights reserved. 4252206Sdavidcs * 5252206Sdavidcs * Redistribution and use in source and binary forms, with or without 6252206Sdavidcs * modification, are permitted provided that the following conditions 7252206Sdavidcs * are met: 8252206Sdavidcs * 9252206Sdavidcs * 1. Redistributions of source code must retain the above copyright 10252206Sdavidcs * notice, this list of conditions and the following disclaimer. 11252206Sdavidcs * 2. Redistributions in binary form must reproduce the above copyright 12252206Sdavidcs * notice, this list of conditions and the following disclaimer in the 13252206Sdavidcs * documentation and/or other materials provided with the distribution. 14252206Sdavidcs * 15252206Sdavidcs * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 16252206Sdavidcs * and ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17252206Sdavidcs * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18252206Sdavidcs * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 19252206Sdavidcs * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 20252206Sdavidcs * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 21252206Sdavidcs * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 22252206Sdavidcs * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 23252206Sdavidcs * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 24252206Sdavidcs * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 25252206Sdavidcs * POSSIBILITY OF SUCH DAMAGE. 26252206Sdavidcs */ 27252206Sdavidcs 28252206Sdavidcs/* 29252206Sdavidcs * File: qls_os.c 30252206Sdavidcs * Author : David C Somayajulu, Qlogic Corporation, Aliso Viejo, CA 92656. 31252206Sdavidcs */ 32252206Sdavidcs 33252206Sdavidcs#include <sys/cdefs.h> 34252206Sdavidcs__FBSDID("$FreeBSD: releng/10.3/sys/dev/qlxge/qls_os.c 281955 2015-04-24 23:26:44Z hiren $"); 35252206Sdavidcs 36252206Sdavidcs 37252206Sdavidcs#include "qls_os.h" 38252206Sdavidcs#include "qls_hw.h" 39252206Sdavidcs#include "qls_def.h" 40252206Sdavidcs#include "qls_inline.h" 41252206Sdavidcs#include "qls_ver.h" 42252206Sdavidcs#include "qls_glbl.h" 43252206Sdavidcs#include "qls_dbg.h" 44252206Sdavidcs#include <sys/smp.h> 45252206Sdavidcs 46252206Sdavidcs/* 47252206Sdavidcs * Some PCI Configuration Space Related Defines 48252206Sdavidcs */ 49252206Sdavidcs 50252206Sdavidcs#ifndef PCI_VENDOR_QLOGIC 51252206Sdavidcs#define PCI_VENDOR_QLOGIC 0x1077 52252206Sdavidcs#endif 53252206Sdavidcs 54252206Sdavidcs#ifndef PCI_DEVICE_QLOGIC_8000 55252206Sdavidcs#define PCI_DEVICE_QLOGIC_8000 0x8000 56252206Sdavidcs#endif 57252206Sdavidcs 58252206Sdavidcs#define PCI_QLOGIC_DEV8000 \ 59252206Sdavidcs ((PCI_DEVICE_QLOGIC_8000 << 16) | PCI_VENDOR_QLOGIC) 60252206Sdavidcs 61252206Sdavidcs/* 62252206Sdavidcs * static functions 63252206Sdavidcs */ 64252206Sdavidcsstatic int qls_alloc_parent_dma_tag(qla_host_t *ha); 65252206Sdavidcsstatic void qls_free_parent_dma_tag(qla_host_t *ha); 66252206Sdavidcs 67252206Sdavidcsstatic void qls_flush_xmt_bufs(qla_host_t *ha); 68252206Sdavidcs 69252206Sdavidcsstatic int qls_alloc_rcv_bufs(qla_host_t *ha); 70252206Sdavidcsstatic void qls_free_rcv_bufs(qla_host_t *ha); 71252206Sdavidcs 72252206Sdavidcsstatic void qls_init_ifnet(device_t dev, qla_host_t *ha); 73252206Sdavidcsstatic void qls_release(qla_host_t *ha); 74252206Sdavidcsstatic void qls_dmamap_callback(void *arg, bus_dma_segment_t *segs, int nsegs, 75252206Sdavidcs int error); 76252206Sdavidcsstatic void qls_stop(qla_host_t *ha); 77252206Sdavidcsstatic int qls_send(qla_host_t *ha, struct mbuf **m_headp); 78252206Sdavidcsstatic void qls_tx_done(void *context, int pending); 79252206Sdavidcs 80252206Sdavidcsstatic int qls_config_lro(qla_host_t *ha); 81252206Sdavidcsstatic void qls_free_lro(qla_host_t *ha); 82252206Sdavidcs 83252206Sdavidcsstatic void qls_error_recovery(void *context, int pending); 84252206Sdavidcs 85252206Sdavidcs/* 86252206Sdavidcs * Hooks to the Operating Systems 87252206Sdavidcs */ 88252206Sdavidcsstatic int qls_pci_probe (device_t); 89252206Sdavidcsstatic int qls_pci_attach (device_t); 90252206Sdavidcsstatic int qls_pci_detach (device_t); 91252206Sdavidcs 92252206Sdavidcsstatic void qls_start(struct ifnet *ifp); 93252206Sdavidcsstatic void qls_init(void *arg); 94252206Sdavidcsstatic int qls_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data); 95252206Sdavidcsstatic int qls_media_change(struct ifnet *ifp); 96252206Sdavidcsstatic void qls_media_status(struct ifnet *ifp, struct ifmediareq *ifmr); 97252206Sdavidcs 98252206Sdavidcsstatic device_method_t qla_pci_methods[] = { 99252206Sdavidcs /* Device interface */ 100252206Sdavidcs DEVMETHOD(device_probe, qls_pci_probe), 101252206Sdavidcs DEVMETHOD(device_attach, qls_pci_attach), 102252206Sdavidcs DEVMETHOD(device_detach, qls_pci_detach), 103252206Sdavidcs { 0, 0 } 104252206Sdavidcs}; 105252206Sdavidcs 106252206Sdavidcsstatic driver_t qla_pci_driver = { 107252206Sdavidcs "ql", qla_pci_methods, sizeof (qla_host_t), 108252206Sdavidcs}; 109252206Sdavidcs 110252206Sdavidcsstatic devclass_t qla8000_devclass; 111252206Sdavidcs 112252206SdavidcsDRIVER_MODULE(qla8000, pci, qla_pci_driver, qla8000_devclass, 0, 0); 113252206Sdavidcs 114252206SdavidcsMODULE_DEPEND(qla8000, pci, 1, 1, 1); 115252206SdavidcsMODULE_DEPEND(qla8000, ether, 1, 1, 1); 116252206Sdavidcs 117252206SdavidcsMALLOC_DEFINE(M_QLA8000BUF, "qla8000buf", "Buffers for qla8000 driver"); 118252206Sdavidcs 119252206Sdavidcsstatic char dev_str[64]; 120252206Sdavidcsstatic char ver_str[64]; 121252206Sdavidcs 122252206Sdavidcs/* 123252206Sdavidcs * Name: qls_pci_probe 124252206Sdavidcs * Function: Validate the PCI device to be a QLA80XX device 125252206Sdavidcs */ 126252206Sdavidcsstatic int 127252206Sdavidcsqls_pci_probe(device_t dev) 128252206Sdavidcs{ 129252206Sdavidcs switch ((pci_get_device(dev) << 16) | (pci_get_vendor(dev))) { 130252206Sdavidcs case PCI_QLOGIC_DEV8000: 131252206Sdavidcs snprintf(dev_str, sizeof(dev_str), "%s v%d.%d.%d", 132252206Sdavidcs "Qlogic ISP 8000 PCI CNA Adapter-Ethernet Function", 133252206Sdavidcs QLA_VERSION_MAJOR, QLA_VERSION_MINOR, 134252206Sdavidcs QLA_VERSION_BUILD); 135252206Sdavidcs snprintf(ver_str, sizeof(ver_str), "v%d.%d.%d", 136252206Sdavidcs QLA_VERSION_MAJOR, QLA_VERSION_MINOR, 137252206Sdavidcs QLA_VERSION_BUILD); 138252206Sdavidcs device_set_desc(dev, dev_str); 139252206Sdavidcs break; 140252206Sdavidcs default: 141252206Sdavidcs return (ENXIO); 142252206Sdavidcs } 143252206Sdavidcs 144252206Sdavidcs if (bootverbose) 145252206Sdavidcs printf("%s: %s\n ", __func__, dev_str); 146252206Sdavidcs 147252206Sdavidcs return (BUS_PROBE_DEFAULT); 148252206Sdavidcs} 149252206Sdavidcs 150252206Sdavidcsstatic int 151252206Sdavidcsqls_sysctl_get_drvr_stats(SYSCTL_HANDLER_ARGS) 152252206Sdavidcs{ 153252206Sdavidcs int err = 0, ret; 154252206Sdavidcs qla_host_t *ha; 155252206Sdavidcs uint32_t i; 156252206Sdavidcs 157252206Sdavidcs err = sysctl_handle_int(oidp, &ret, 0, req); 158252206Sdavidcs 159252206Sdavidcs if (err || !req->newptr) 160252206Sdavidcs return (err); 161252206Sdavidcs 162252206Sdavidcs if (ret == 1) { 163252206Sdavidcs 164252206Sdavidcs ha = (qla_host_t *)arg1; 165252206Sdavidcs 166252206Sdavidcs for (i = 0; i < ha->num_tx_rings; i++) { 167252206Sdavidcs 168252206Sdavidcs device_printf(ha->pci_dev, 169252206Sdavidcs "%s: tx_ring[%d].tx_frames= %p\n", 170252206Sdavidcs __func__, i, 171252206Sdavidcs (void *)ha->tx_ring[i].tx_frames); 172252206Sdavidcs 173252206Sdavidcs device_printf(ha->pci_dev, 174252206Sdavidcs "%s: tx_ring[%d].tx_tso_frames= %p\n", 175252206Sdavidcs __func__, i, 176252206Sdavidcs (void *)ha->tx_ring[i].tx_tso_frames); 177252206Sdavidcs 178252206Sdavidcs device_printf(ha->pci_dev, 179252206Sdavidcs "%s: tx_ring[%d].tx_vlan_frames= %p\n", 180252206Sdavidcs __func__, i, 181252206Sdavidcs (void *)ha->tx_ring[i].tx_vlan_frames); 182252206Sdavidcs 183252206Sdavidcs device_printf(ha->pci_dev, 184252206Sdavidcs "%s: tx_ring[%d].txr_free= 0x%08x\n", 185252206Sdavidcs __func__, i, 186252206Sdavidcs ha->tx_ring[i].txr_free); 187252206Sdavidcs 188252206Sdavidcs device_printf(ha->pci_dev, 189252206Sdavidcs "%s: tx_ring[%d].txr_next= 0x%08x\n", 190252206Sdavidcs __func__, i, 191252206Sdavidcs ha->tx_ring[i].txr_next); 192252206Sdavidcs 193252206Sdavidcs device_printf(ha->pci_dev, 194252206Sdavidcs "%s: tx_ring[%d].txr_done= 0x%08x\n", 195252206Sdavidcs __func__, i, 196252206Sdavidcs ha->tx_ring[i].txr_done); 197252206Sdavidcs 198252206Sdavidcs device_printf(ha->pci_dev, 199252206Sdavidcs "%s: tx_ring[%d].txr_cons_idx= 0x%08x\n", 200252206Sdavidcs __func__, i, 201252206Sdavidcs *(ha->tx_ring[i].txr_cons_vaddr)); 202252206Sdavidcs } 203252206Sdavidcs 204252206Sdavidcs for (i = 0; i < ha->num_rx_rings; i++) { 205252206Sdavidcs 206252206Sdavidcs device_printf(ha->pci_dev, 207252206Sdavidcs "%s: rx_ring[%d].rx_int= %p\n", 208252206Sdavidcs __func__, i, 209252206Sdavidcs (void *)ha->rx_ring[i].rx_int); 210252206Sdavidcs 211252206Sdavidcs device_printf(ha->pci_dev, 212252206Sdavidcs "%s: rx_ring[%d].rss_int= %p\n", 213252206Sdavidcs __func__, i, 214252206Sdavidcs (void *)ha->rx_ring[i].rss_int); 215252206Sdavidcs 216252206Sdavidcs device_printf(ha->pci_dev, 217252206Sdavidcs "%s: rx_ring[%d].lbq_next= 0x%08x\n", 218252206Sdavidcs __func__, i, 219252206Sdavidcs ha->rx_ring[i].lbq_next); 220252206Sdavidcs 221252206Sdavidcs device_printf(ha->pci_dev, 222252206Sdavidcs "%s: rx_ring[%d].lbq_free= 0x%08x\n", 223252206Sdavidcs __func__, i, 224252206Sdavidcs ha->rx_ring[i].lbq_free); 225252206Sdavidcs 226252206Sdavidcs device_printf(ha->pci_dev, 227252206Sdavidcs "%s: rx_ring[%d].lbq_in= 0x%08x\n", 228252206Sdavidcs __func__, i, 229252206Sdavidcs ha->rx_ring[i].lbq_in); 230252206Sdavidcs 231252206Sdavidcs device_printf(ha->pci_dev, 232252206Sdavidcs "%s: rx_ring[%d].sbq_next= 0x%08x\n", 233252206Sdavidcs __func__, i, 234252206Sdavidcs ha->rx_ring[i].sbq_next); 235252206Sdavidcs 236252206Sdavidcs device_printf(ha->pci_dev, 237252206Sdavidcs "%s: rx_ring[%d].sbq_free= 0x%08x\n", 238252206Sdavidcs __func__, i, 239252206Sdavidcs ha->rx_ring[i].sbq_free); 240252206Sdavidcs 241252206Sdavidcs device_printf(ha->pci_dev, 242252206Sdavidcs "%s: rx_ring[%d].sbq_in= 0x%08x\n", 243252206Sdavidcs __func__, i, 244252206Sdavidcs ha->rx_ring[i].sbq_in); 245252206Sdavidcs } 246252206Sdavidcs 247252206Sdavidcs device_printf(ha->pci_dev, "%s: err_m_getcl = 0x%08x\n", 248252206Sdavidcs __func__, ha->err_m_getcl); 249252206Sdavidcs device_printf(ha->pci_dev, "%s: err_m_getjcl = 0x%08x\n", 250252206Sdavidcs __func__, ha->err_m_getjcl); 251252206Sdavidcs device_printf(ha->pci_dev, 252252206Sdavidcs "%s: err_tx_dmamap_create = 0x%08x\n", 253252206Sdavidcs __func__, ha->err_tx_dmamap_create); 254252206Sdavidcs device_printf(ha->pci_dev, 255252206Sdavidcs "%s: err_tx_dmamap_load = 0x%08x\n", 256252206Sdavidcs __func__, ha->err_tx_dmamap_load); 257252206Sdavidcs device_printf(ha->pci_dev, 258252206Sdavidcs "%s: err_tx_defrag = 0x%08x\n", 259252206Sdavidcs __func__, ha->err_tx_defrag); 260252206Sdavidcs } 261252206Sdavidcs return (err); 262252206Sdavidcs} 263252206Sdavidcs 264252206Sdavidcsstatic void 265252206Sdavidcsqls_add_sysctls(qla_host_t *ha) 266252206Sdavidcs{ 267252206Sdavidcs device_t dev = ha->pci_dev; 268252206Sdavidcs 269252206Sdavidcs SYSCTL_ADD_STRING(device_get_sysctl_ctx(dev), 270252206Sdavidcs SYSCTL_CHILDREN(device_get_sysctl_tree(dev)), 271252206Sdavidcs OID_AUTO, "version", CTLFLAG_RD, 272252206Sdavidcs ver_str, 0, "Driver Version"); 273252206Sdavidcs 274252206Sdavidcs qls_dbg_level = 0; 275252206Sdavidcs SYSCTL_ADD_UINT(device_get_sysctl_ctx(dev), 276252206Sdavidcs SYSCTL_CHILDREN(device_get_sysctl_tree(dev)), 277252206Sdavidcs OID_AUTO, "debug", CTLFLAG_RW, 278252206Sdavidcs &qls_dbg_level, qls_dbg_level, "Debug Level"); 279252206Sdavidcs 280252206Sdavidcs SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev), 281252206Sdavidcs SYSCTL_CHILDREN(device_get_sysctl_tree(dev)), 282252206Sdavidcs OID_AUTO, "drvr_stats", CTLTYPE_INT | CTLFLAG_RW, 283252206Sdavidcs (void *)ha, 0, 284252206Sdavidcs qls_sysctl_get_drvr_stats, "I", "Driver Maintained Statistics"); 285252206Sdavidcs 286252206Sdavidcs return; 287252206Sdavidcs} 288252206Sdavidcs 289252206Sdavidcsstatic void 290252206Sdavidcsqls_watchdog(void *arg) 291252206Sdavidcs{ 292252206Sdavidcs qla_host_t *ha = arg; 293252206Sdavidcs struct ifnet *ifp; 294252206Sdavidcs 295252206Sdavidcs ifp = ha->ifp; 296252206Sdavidcs 297252206Sdavidcs if (ha->flags.qla_watchdog_exit) { 298252206Sdavidcs ha->qla_watchdog_exited = 1; 299252206Sdavidcs return; 300252206Sdavidcs } 301252206Sdavidcs ha->qla_watchdog_exited = 0; 302252206Sdavidcs 303252206Sdavidcs if (!ha->flags.qla_watchdog_pause) { 304252206Sdavidcs 305252206Sdavidcs if (ha->qla_initiate_recovery) { 306252206Sdavidcs 307252206Sdavidcs ha->qla_watchdog_paused = 1; 308252206Sdavidcs ha->qla_initiate_recovery = 0; 309252206Sdavidcs ha->err_inject = 0; 310252206Sdavidcs taskqueue_enqueue(ha->err_tq, &ha->err_task); 311252206Sdavidcs 312252206Sdavidcs } else if ((ifp->if_snd.ifq_head != NULL) && QL_RUNNING(ifp)) { 313252206Sdavidcs 314252206Sdavidcs taskqueue_enqueue(ha->tx_tq, &ha->tx_task); 315252206Sdavidcs } 316252206Sdavidcs 317252206Sdavidcs ha->qla_watchdog_paused = 0; 318252206Sdavidcs } else { 319252206Sdavidcs ha->qla_watchdog_paused = 1; 320252206Sdavidcs } 321252206Sdavidcs 322252206Sdavidcs ha->watchdog_ticks = ha->watchdog_ticks++ % 1000; 323252206Sdavidcs callout_reset(&ha->tx_callout, QLA_WATCHDOG_CALLOUT_TICKS, 324252206Sdavidcs qls_watchdog, ha); 325252206Sdavidcs 326252206Sdavidcs return; 327252206Sdavidcs} 328252206Sdavidcs 329252206Sdavidcs/* 330252206Sdavidcs * Name: qls_pci_attach 331252206Sdavidcs * Function: attaches the device to the operating system 332252206Sdavidcs */ 333252206Sdavidcsstatic int 334252206Sdavidcsqls_pci_attach(device_t dev) 335252206Sdavidcs{ 336252206Sdavidcs qla_host_t *ha = NULL; 337252206Sdavidcs int i; 338252206Sdavidcs 339252206Sdavidcs QL_DPRINT2((dev, "%s: enter\n", __func__)); 340252206Sdavidcs 341252206Sdavidcs if ((ha = device_get_softc(dev)) == NULL) { 342252206Sdavidcs device_printf(dev, "cannot get softc\n"); 343252206Sdavidcs return (ENOMEM); 344252206Sdavidcs } 345252206Sdavidcs 346252206Sdavidcs memset(ha, 0, sizeof (qla_host_t)); 347252206Sdavidcs 348252206Sdavidcs if (pci_get_device(dev) != PCI_DEVICE_QLOGIC_8000) { 349252206Sdavidcs device_printf(dev, "device is not QLE8000\n"); 350252206Sdavidcs return (ENXIO); 351252206Sdavidcs } 352252206Sdavidcs 353252206Sdavidcs ha->pci_func = pci_get_function(dev); 354252206Sdavidcs 355252206Sdavidcs ha->pci_dev = dev; 356252206Sdavidcs 357252206Sdavidcs pci_enable_busmaster(dev); 358252206Sdavidcs 359252206Sdavidcs ha->reg_rid = PCIR_BAR(1); 360252206Sdavidcs ha->pci_reg = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &ha->reg_rid, 361252206Sdavidcs RF_ACTIVE); 362252206Sdavidcs 363252206Sdavidcs if (ha->pci_reg == NULL) { 364252206Sdavidcs device_printf(dev, "unable to map any ports\n"); 365252206Sdavidcs goto qls_pci_attach_err; 366252206Sdavidcs } 367252206Sdavidcs 368252206Sdavidcs ha->reg_rid1 = PCIR_BAR(3); 369252206Sdavidcs ha->pci_reg1 = bus_alloc_resource_any(dev, SYS_RES_MEMORY, 370252206Sdavidcs &ha->reg_rid1, RF_ACTIVE); 371252206Sdavidcs 372252206Sdavidcs if (ha->pci_reg1 == NULL) { 373252206Sdavidcs device_printf(dev, "unable to map any ports\n"); 374252206Sdavidcs goto qls_pci_attach_err; 375252206Sdavidcs } 376252206Sdavidcs 377252206Sdavidcs mtx_init(&ha->hw_lock, "qla80xx_hw_lock", MTX_NETWORK_LOCK, MTX_DEF); 378252206Sdavidcs mtx_init(&ha->tx_lock, "qla80xx_tx_lock", MTX_NETWORK_LOCK, MTX_DEF); 379252206Sdavidcs 380252206Sdavidcs qls_add_sysctls(ha); 381252206Sdavidcs qls_hw_add_sysctls(ha); 382252206Sdavidcs 383252206Sdavidcs ha->flags.lock_init = 1; 384252206Sdavidcs 385252206Sdavidcs ha->msix_count = pci_msix_count(dev); 386252206Sdavidcs 387252206Sdavidcs if (ha->msix_count < qls_get_msix_count(ha)) { 388252206Sdavidcs device_printf(dev, "%s: msix_count[%d] not enough\n", __func__, 389252206Sdavidcs ha->msix_count); 390252206Sdavidcs goto qls_pci_attach_err; 391252206Sdavidcs } 392252206Sdavidcs 393252206Sdavidcs ha->msix_count = qls_get_msix_count(ha); 394252206Sdavidcs 395252206Sdavidcs device_printf(dev, "\n%s: ha %p pci_func 0x%x msix_count 0x%x" 396252206Sdavidcs " pci_reg %p pci_reg1 %p\n", __func__, ha, 397252206Sdavidcs ha->pci_func, ha->msix_count, ha->pci_reg, ha->pci_reg1); 398252206Sdavidcs 399252206Sdavidcs if (pci_alloc_msix(dev, &ha->msix_count)) { 400252206Sdavidcs device_printf(dev, "%s: pci_alloc_msi[%d] failed\n", __func__, 401252206Sdavidcs ha->msix_count); 402252206Sdavidcs ha->msix_count = 0; 403252206Sdavidcs goto qls_pci_attach_err; 404252206Sdavidcs } 405252206Sdavidcs 406252206Sdavidcs for (i = 0; i < ha->num_rx_rings; i++) { 407252206Sdavidcs ha->irq_vec[i].cq_idx = i; 408252206Sdavidcs ha->irq_vec[i].ha = ha; 409252206Sdavidcs ha->irq_vec[i].irq_rid = 1 + i; 410252206Sdavidcs 411252206Sdavidcs ha->irq_vec[i].irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, 412252206Sdavidcs &ha->irq_vec[i].irq_rid, 413252206Sdavidcs (RF_ACTIVE | RF_SHAREABLE)); 414252206Sdavidcs 415252206Sdavidcs if (ha->irq_vec[i].irq == NULL) { 416252206Sdavidcs device_printf(dev, "could not allocate interrupt\n"); 417252206Sdavidcs goto qls_pci_attach_err; 418252206Sdavidcs } 419252206Sdavidcs 420252206Sdavidcs if (bus_setup_intr(dev, ha->irq_vec[i].irq, 421252206Sdavidcs (INTR_TYPE_NET | INTR_MPSAFE), NULL, qls_isr, 422252206Sdavidcs &ha->irq_vec[i], &ha->irq_vec[i].handle)) { 423252206Sdavidcs device_printf(dev, 424252206Sdavidcs "could not setup interrupt\n"); 425252206Sdavidcs goto qls_pci_attach_err; 426252206Sdavidcs } 427252206Sdavidcs } 428252206Sdavidcs 429252206Sdavidcs qls_rd_nic_params(ha); 430252206Sdavidcs 431252206Sdavidcs /* allocate parent dma tag */ 432252206Sdavidcs if (qls_alloc_parent_dma_tag(ha)) { 433252206Sdavidcs device_printf(dev, "%s: qls_alloc_parent_dma_tag failed\n", 434252206Sdavidcs __func__); 435252206Sdavidcs goto qls_pci_attach_err; 436252206Sdavidcs } 437252206Sdavidcs 438252206Sdavidcs /* alloc all dma buffers */ 439252206Sdavidcs if (qls_alloc_dma(ha)) { 440252206Sdavidcs device_printf(dev, "%s: qls_alloc_dma failed\n", __func__); 441252206Sdavidcs goto qls_pci_attach_err; 442252206Sdavidcs } 443252206Sdavidcs 444252206Sdavidcs /* create the o.s ethernet interface */ 445252206Sdavidcs qls_init_ifnet(dev, ha); 446252206Sdavidcs 447252206Sdavidcs ha->flags.qla_watchdog_active = 1; 448252206Sdavidcs ha->flags.qla_watchdog_pause = 1; 449252206Sdavidcs 450252206Sdavidcs TASK_INIT(&ha->tx_task, 0, qls_tx_done, ha); 451252206Sdavidcs ha->tx_tq = taskqueue_create_fast("qla_txq", M_NOWAIT, 452252206Sdavidcs taskqueue_thread_enqueue, &ha->tx_tq); 453252206Sdavidcs taskqueue_start_threads(&ha->tx_tq, 1, PI_NET, "%s txq", 454252206Sdavidcs device_get_nameunit(ha->pci_dev)); 455252206Sdavidcs 456252206Sdavidcs callout_init(&ha->tx_callout, TRUE); 457252206Sdavidcs ha->flags.qla_callout_init = 1; 458252206Sdavidcs 459252206Sdavidcs /* create ioctl device interface */ 460252206Sdavidcs if (qls_make_cdev(ha)) { 461252206Sdavidcs device_printf(dev, "%s: qls_make_cdev failed\n", __func__); 462252206Sdavidcs goto qls_pci_attach_err; 463252206Sdavidcs } 464252206Sdavidcs 465252206Sdavidcs callout_reset(&ha->tx_callout, QLA_WATCHDOG_CALLOUT_TICKS, 466252206Sdavidcs qls_watchdog, ha); 467252206Sdavidcs 468252206Sdavidcs TASK_INIT(&ha->err_task, 0, qls_error_recovery, ha); 469252206Sdavidcs ha->err_tq = taskqueue_create_fast("qla_errq", M_NOWAIT, 470252206Sdavidcs taskqueue_thread_enqueue, &ha->err_tq); 471252206Sdavidcs taskqueue_start_threads(&ha->err_tq, 1, PI_NET, "%s errq", 472252206Sdavidcs device_get_nameunit(ha->pci_dev)); 473252206Sdavidcs 474252206Sdavidcs QL_DPRINT2((dev, "%s: exit 0\n", __func__)); 475252206Sdavidcs return (0); 476252206Sdavidcs 477252206Sdavidcsqls_pci_attach_err: 478252206Sdavidcs 479252206Sdavidcs qls_release(ha); 480252206Sdavidcs 481252206Sdavidcs QL_DPRINT2((dev, "%s: exit ENXIO\n", __func__)); 482252206Sdavidcs return (ENXIO); 483252206Sdavidcs} 484252206Sdavidcs 485252206Sdavidcs/* 486252206Sdavidcs * Name: qls_pci_detach 487252206Sdavidcs * Function: Unhooks the device from the operating system 488252206Sdavidcs */ 489252206Sdavidcsstatic int 490252206Sdavidcsqls_pci_detach(device_t dev) 491252206Sdavidcs{ 492252206Sdavidcs qla_host_t *ha = NULL; 493252206Sdavidcs struct ifnet *ifp; 494252206Sdavidcs 495252206Sdavidcs QL_DPRINT2((dev, "%s: enter\n", __func__)); 496252206Sdavidcs 497252206Sdavidcs if ((ha = device_get_softc(dev)) == NULL) { 498252206Sdavidcs device_printf(dev, "cannot get softc\n"); 499252206Sdavidcs return (ENOMEM); 500252206Sdavidcs } 501252206Sdavidcs 502252206Sdavidcs ifp = ha->ifp; 503252206Sdavidcs 504252206Sdavidcs (void)QLA_LOCK(ha, __func__, 0); 505252206Sdavidcs qls_stop(ha); 506252206Sdavidcs QLA_UNLOCK(ha, __func__); 507252206Sdavidcs 508252206Sdavidcs qls_release(ha); 509252206Sdavidcs 510252206Sdavidcs QL_DPRINT2((dev, "%s: exit\n", __func__)); 511252206Sdavidcs 512252206Sdavidcs return (0); 513252206Sdavidcs} 514252206Sdavidcs 515252206Sdavidcs/* 516252206Sdavidcs * Name: qls_release 517252206Sdavidcs * Function: Releases the resources allocated for the device 518252206Sdavidcs */ 519252206Sdavidcsstatic void 520252206Sdavidcsqls_release(qla_host_t *ha) 521252206Sdavidcs{ 522252206Sdavidcs device_t dev; 523252206Sdavidcs int i; 524252206Sdavidcs 525252206Sdavidcs dev = ha->pci_dev; 526252206Sdavidcs 527252206Sdavidcs if (ha->err_tq) { 528252206Sdavidcs taskqueue_drain(ha->err_tq, &ha->err_task); 529252206Sdavidcs taskqueue_free(ha->err_tq); 530252206Sdavidcs } 531252206Sdavidcs 532252206Sdavidcs if (ha->tx_tq) { 533252206Sdavidcs taskqueue_drain(ha->tx_tq, &ha->tx_task); 534252206Sdavidcs taskqueue_free(ha->tx_tq); 535252206Sdavidcs } 536252206Sdavidcs 537252206Sdavidcs qls_del_cdev(ha); 538252206Sdavidcs 539252206Sdavidcs if (ha->flags.qla_watchdog_active) { 540252206Sdavidcs ha->flags.qla_watchdog_exit = 1; 541252206Sdavidcs 542252206Sdavidcs while (ha->qla_watchdog_exited == 0) 543252206Sdavidcs qls_mdelay(__func__, 1); 544252206Sdavidcs } 545252206Sdavidcs 546252206Sdavidcs if (ha->flags.qla_callout_init) 547252206Sdavidcs callout_stop(&ha->tx_callout); 548252206Sdavidcs 549252206Sdavidcs if (ha->ifp != NULL) 550252206Sdavidcs ether_ifdetach(ha->ifp); 551252206Sdavidcs 552252206Sdavidcs qls_free_dma(ha); 553252206Sdavidcs qls_free_parent_dma_tag(ha); 554252206Sdavidcs 555252206Sdavidcs for (i = 0; i < ha->num_rx_rings; i++) { 556252206Sdavidcs 557252206Sdavidcs if (ha->irq_vec[i].handle) { 558252206Sdavidcs (void)bus_teardown_intr(dev, ha->irq_vec[i].irq, 559252206Sdavidcs ha->irq_vec[i].handle); 560252206Sdavidcs } 561252206Sdavidcs 562252206Sdavidcs if (ha->irq_vec[i].irq) { 563252206Sdavidcs (void)bus_release_resource(dev, SYS_RES_IRQ, 564252206Sdavidcs ha->irq_vec[i].irq_rid, 565252206Sdavidcs ha->irq_vec[i].irq); 566252206Sdavidcs } 567252206Sdavidcs } 568252206Sdavidcs 569252206Sdavidcs if (ha->msix_count) 570252206Sdavidcs pci_release_msi(dev); 571252206Sdavidcs 572252206Sdavidcs if (ha->flags.lock_init) { 573252206Sdavidcs mtx_destroy(&ha->tx_lock); 574252206Sdavidcs mtx_destroy(&ha->hw_lock); 575252206Sdavidcs } 576252206Sdavidcs 577252206Sdavidcs if (ha->pci_reg) 578252206Sdavidcs (void) bus_release_resource(dev, SYS_RES_MEMORY, ha->reg_rid, 579252206Sdavidcs ha->pci_reg); 580252206Sdavidcs 581252206Sdavidcs if (ha->pci_reg1) 582252206Sdavidcs (void) bus_release_resource(dev, SYS_RES_MEMORY, ha->reg_rid1, 583252206Sdavidcs ha->pci_reg1); 584252206Sdavidcs} 585252206Sdavidcs 586252206Sdavidcs/* 587252206Sdavidcs * DMA Related Functions 588252206Sdavidcs */ 589252206Sdavidcs 590252206Sdavidcsstatic void 591252206Sdavidcsqls_dmamap_callback(void *arg, bus_dma_segment_t *segs, int nsegs, int error) 592252206Sdavidcs{ 593252206Sdavidcs *((bus_addr_t *)arg) = 0; 594252206Sdavidcs 595252206Sdavidcs if (error) { 596252206Sdavidcs printf("%s: bus_dmamap_load failed (%d)\n", __func__, error); 597252206Sdavidcs return; 598252206Sdavidcs } 599252206Sdavidcs 600252206Sdavidcs *((bus_addr_t *)arg) = segs[0].ds_addr; 601252206Sdavidcs 602252206Sdavidcs return; 603252206Sdavidcs} 604252206Sdavidcs 605252206Sdavidcsint 606252206Sdavidcsqls_alloc_dmabuf(qla_host_t *ha, qla_dma_t *dma_buf) 607252206Sdavidcs{ 608252206Sdavidcs int ret = 0; 609252206Sdavidcs device_t dev; 610252206Sdavidcs bus_addr_t b_addr; 611252206Sdavidcs 612252206Sdavidcs dev = ha->pci_dev; 613252206Sdavidcs 614252206Sdavidcs QL_DPRINT2((dev, "%s: enter\n", __func__)); 615252206Sdavidcs 616252206Sdavidcs ret = bus_dma_tag_create( 617252206Sdavidcs ha->parent_tag,/* parent */ 618252206Sdavidcs dma_buf->alignment, 619252206Sdavidcs ((bus_size_t)(1ULL << 32)),/* boundary */ 620252206Sdavidcs BUS_SPACE_MAXADDR, /* lowaddr */ 621252206Sdavidcs BUS_SPACE_MAXADDR, /* highaddr */ 622252206Sdavidcs NULL, NULL, /* filter, filterarg */ 623252206Sdavidcs dma_buf->size, /* maxsize */ 624252206Sdavidcs 1, /* nsegments */ 625252206Sdavidcs dma_buf->size, /* maxsegsize */ 626252206Sdavidcs 0, /* flags */ 627252206Sdavidcs NULL, NULL, /* lockfunc, lockarg */ 628252206Sdavidcs &dma_buf->dma_tag); 629252206Sdavidcs 630252206Sdavidcs if (ret) { 631252206Sdavidcs device_printf(dev, "%s: could not create dma tag\n", __func__); 632252206Sdavidcs goto qls_alloc_dmabuf_exit; 633252206Sdavidcs } 634252206Sdavidcs ret = bus_dmamem_alloc(dma_buf->dma_tag, 635252206Sdavidcs (void **)&dma_buf->dma_b, 636252206Sdavidcs (BUS_DMA_ZERO | BUS_DMA_COHERENT | BUS_DMA_NOWAIT), 637252206Sdavidcs &dma_buf->dma_map); 638252206Sdavidcs if (ret) { 639252206Sdavidcs bus_dma_tag_destroy(dma_buf->dma_tag); 640252206Sdavidcs device_printf(dev, "%s: bus_dmamem_alloc failed\n", __func__); 641252206Sdavidcs goto qls_alloc_dmabuf_exit; 642252206Sdavidcs } 643252206Sdavidcs 644252206Sdavidcs ret = bus_dmamap_load(dma_buf->dma_tag, 645252206Sdavidcs dma_buf->dma_map, 646252206Sdavidcs dma_buf->dma_b, 647252206Sdavidcs dma_buf->size, 648252206Sdavidcs qls_dmamap_callback, 649252206Sdavidcs &b_addr, BUS_DMA_NOWAIT); 650252206Sdavidcs 651252206Sdavidcs if (ret || !b_addr) { 652252206Sdavidcs bus_dma_tag_destroy(dma_buf->dma_tag); 653252206Sdavidcs bus_dmamem_free(dma_buf->dma_tag, dma_buf->dma_b, 654252206Sdavidcs dma_buf->dma_map); 655252206Sdavidcs ret = -1; 656252206Sdavidcs goto qls_alloc_dmabuf_exit; 657252206Sdavidcs } 658252206Sdavidcs 659252206Sdavidcs dma_buf->dma_addr = b_addr; 660252206Sdavidcs 661252206Sdavidcsqls_alloc_dmabuf_exit: 662252206Sdavidcs QL_DPRINT2((dev, "%s: exit ret 0x%08x tag %p map %p b %p sz 0x%x\n", 663252206Sdavidcs __func__, ret, (void *)dma_buf->dma_tag, 664252206Sdavidcs (void *)dma_buf->dma_map, (void *)dma_buf->dma_b, 665252206Sdavidcs dma_buf->size)); 666252206Sdavidcs 667252206Sdavidcs return ret; 668252206Sdavidcs} 669252206Sdavidcs 670252206Sdavidcsvoid 671252206Sdavidcsqls_free_dmabuf(qla_host_t *ha, qla_dma_t *dma_buf) 672252206Sdavidcs{ 673252206Sdavidcs bus_dmamem_free(dma_buf->dma_tag, dma_buf->dma_b, dma_buf->dma_map); 674252206Sdavidcs bus_dma_tag_destroy(dma_buf->dma_tag); 675252206Sdavidcs} 676252206Sdavidcs 677252206Sdavidcsstatic int 678252206Sdavidcsqls_alloc_parent_dma_tag(qla_host_t *ha) 679252206Sdavidcs{ 680252206Sdavidcs int ret; 681252206Sdavidcs device_t dev; 682252206Sdavidcs 683252206Sdavidcs dev = ha->pci_dev; 684252206Sdavidcs 685252206Sdavidcs /* 686252206Sdavidcs * Allocate parent DMA Tag 687252206Sdavidcs */ 688252206Sdavidcs ret = bus_dma_tag_create( 689252206Sdavidcs bus_get_dma_tag(dev), /* parent */ 690252206Sdavidcs 1,((bus_size_t)(1ULL << 32)),/* alignment, boundary */ 691252206Sdavidcs BUS_SPACE_MAXADDR, /* lowaddr */ 692252206Sdavidcs BUS_SPACE_MAXADDR, /* highaddr */ 693252206Sdavidcs NULL, NULL, /* filter, filterarg */ 694252206Sdavidcs BUS_SPACE_MAXSIZE_32BIT,/* maxsize */ 695252206Sdavidcs 0, /* nsegments */ 696252206Sdavidcs BUS_SPACE_MAXSIZE_32BIT,/* maxsegsize */ 697252206Sdavidcs 0, /* flags */ 698252206Sdavidcs NULL, NULL, /* lockfunc, lockarg */ 699252206Sdavidcs &ha->parent_tag); 700252206Sdavidcs 701252206Sdavidcs if (ret) { 702252206Sdavidcs device_printf(dev, "%s: could not create parent dma tag\n", 703252206Sdavidcs __func__); 704252206Sdavidcs return (-1); 705252206Sdavidcs } 706252206Sdavidcs 707252206Sdavidcs ha->flags.parent_tag = 1; 708252206Sdavidcs 709252206Sdavidcs return (0); 710252206Sdavidcs} 711252206Sdavidcs 712252206Sdavidcsstatic void 713252206Sdavidcsqls_free_parent_dma_tag(qla_host_t *ha) 714252206Sdavidcs{ 715252206Sdavidcs if (ha->flags.parent_tag) { 716252206Sdavidcs bus_dma_tag_destroy(ha->parent_tag); 717252206Sdavidcs ha->flags.parent_tag = 0; 718252206Sdavidcs } 719252206Sdavidcs} 720252206Sdavidcs 721252206Sdavidcs/* 722252206Sdavidcs * Name: qls_init_ifnet 723252206Sdavidcs * Function: Creates the Network Device Interface and Registers it with the O.S 724252206Sdavidcs */ 725252206Sdavidcs 726252206Sdavidcsstatic void 727252206Sdavidcsqls_init_ifnet(device_t dev, qla_host_t *ha) 728252206Sdavidcs{ 729252206Sdavidcs struct ifnet *ifp; 730252206Sdavidcs 731252206Sdavidcs QL_DPRINT2((dev, "%s: enter\n", __func__)); 732252206Sdavidcs 733252206Sdavidcs ifp = ha->ifp = if_alloc(IFT_ETHER); 734252206Sdavidcs 735252206Sdavidcs if (ifp == NULL) 736252206Sdavidcs panic("%s: cannot if_alloc()\n", device_get_nameunit(dev)); 737252206Sdavidcs 738252206Sdavidcs if_initname(ifp, device_get_name(dev), device_get_unit(dev)); 739252206Sdavidcs 740252206Sdavidcs#if __FreeBSD_version >= 1000000 741252206Sdavidcs if_initbaudrate(ifp, IF_Gbps(10)); 742252206Sdavidcs#else 743252206Sdavidcs ifp->if_baudrate = 1 * 1000 * 1000 * 1000; 744252206Sdavidcs#endif /* #if (__FreeBSD_version > 1000000) */ 745252206Sdavidcs 746252206Sdavidcs ifp->if_init = qls_init; 747252206Sdavidcs ifp->if_softc = ha; 748252206Sdavidcs ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST; 749252206Sdavidcs ifp->if_ioctl = qls_ioctl; 750252206Sdavidcs ifp->if_start = qls_start; 751252206Sdavidcs 752252206Sdavidcs IFQ_SET_MAXLEN(&ifp->if_snd, qls_get_ifq_snd_maxlen(ha)); 753252206Sdavidcs ifp->if_snd.ifq_drv_maxlen = qls_get_ifq_snd_maxlen(ha); 754252206Sdavidcs IFQ_SET_READY(&ifp->if_snd); 755252206Sdavidcs 756252206Sdavidcs ha->max_frame_size = ifp->if_mtu + ETHER_HDR_LEN + ETHER_CRC_LEN; 757252206Sdavidcs if (ha->max_frame_size <= MCLBYTES) { 758252206Sdavidcs ha->msize = MCLBYTES; 759252206Sdavidcs } else if (ha->max_frame_size <= MJUMPAGESIZE) { 760252206Sdavidcs ha->msize = MJUMPAGESIZE; 761252206Sdavidcs } else 762252206Sdavidcs ha->msize = MJUM9BYTES; 763252206Sdavidcs 764252206Sdavidcs ether_ifattach(ifp, qls_get_mac_addr(ha)); 765252206Sdavidcs 766252206Sdavidcs ifp->if_capabilities = IFCAP_JUMBO_MTU; 767252206Sdavidcs 768252206Sdavidcs ifp->if_capabilities |= IFCAP_HWCSUM; 769252206Sdavidcs ifp->if_capabilities |= IFCAP_VLAN_MTU; 770252206Sdavidcs 771252206Sdavidcs ifp->if_capabilities |= IFCAP_TSO4; 772252206Sdavidcs ifp->if_capabilities |= IFCAP_VLAN_HWTAGGING; 773252206Sdavidcs ifp->if_capabilities |= IFCAP_VLAN_HWTSO; 774252206Sdavidcs ifp->if_capabilities |= IFCAP_LINKSTATE; 775252206Sdavidcs 776252206Sdavidcs ifp->if_capenable = ifp->if_capabilities; 777252206Sdavidcs 778252206Sdavidcs ifp->if_data.ifi_hdrlen = sizeof(struct ether_vlan_header); 779252206Sdavidcs 780252206Sdavidcs ifmedia_init(&ha->media, IFM_IMASK, qls_media_change, qls_media_status); 781252206Sdavidcs 782252206Sdavidcs ifmedia_add(&ha->media, (IFM_ETHER | qls_get_optics(ha) | IFM_FDX), 0, 783252206Sdavidcs NULL); 784252206Sdavidcs ifmedia_add(&ha->media, (IFM_ETHER | IFM_AUTO), 0, NULL); 785252206Sdavidcs 786252206Sdavidcs ifmedia_set(&ha->media, (IFM_ETHER | IFM_AUTO)); 787252206Sdavidcs 788252206Sdavidcs QL_DPRINT2((dev, "%s: exit\n", __func__)); 789252206Sdavidcs 790252206Sdavidcs return; 791252206Sdavidcs} 792252206Sdavidcs 793252206Sdavidcsstatic void 794252206Sdavidcsqls_init_locked(qla_host_t *ha) 795252206Sdavidcs{ 796252206Sdavidcs struct ifnet *ifp = ha->ifp; 797252206Sdavidcs 798252206Sdavidcs qls_stop(ha); 799252206Sdavidcs 800252206Sdavidcs qls_flush_xmt_bufs(ha); 801252206Sdavidcs 802252206Sdavidcs if (qls_alloc_rcv_bufs(ha) != 0) 803252206Sdavidcs return; 804252206Sdavidcs 805252206Sdavidcs if (qls_config_lro(ha)) 806252206Sdavidcs return; 807252206Sdavidcs 808252206Sdavidcs bcopy(IF_LLADDR(ha->ifp), ha->mac_addr, ETHER_ADDR_LEN); 809252206Sdavidcs 810252206Sdavidcs ifp->if_hwassist = CSUM_IP; 811252206Sdavidcs ifp->if_hwassist |= CSUM_TCP; 812252206Sdavidcs ifp->if_hwassist |= CSUM_UDP; 813252206Sdavidcs ifp->if_hwassist |= CSUM_TSO; 814252206Sdavidcs 815252206Sdavidcs if (qls_init_hw_if(ha) == 0) { 816252206Sdavidcs ifp = ha->ifp; 817252206Sdavidcs ifp->if_drv_flags |= IFF_DRV_RUNNING; 818252206Sdavidcs ifp->if_drv_flags &= ~IFF_DRV_OACTIVE; 819252206Sdavidcs ha->flags.qla_watchdog_pause = 0; 820252206Sdavidcs } 821252206Sdavidcs 822252206Sdavidcs return; 823252206Sdavidcs} 824252206Sdavidcs 825252206Sdavidcsstatic void 826252206Sdavidcsqls_init(void *arg) 827252206Sdavidcs{ 828252206Sdavidcs qla_host_t *ha; 829252206Sdavidcs 830252206Sdavidcs ha = (qla_host_t *)arg; 831252206Sdavidcs 832252206Sdavidcs QL_DPRINT2((ha->pci_dev, "%s: enter\n", __func__)); 833252206Sdavidcs 834252206Sdavidcs (void)QLA_LOCK(ha, __func__, 0); 835252206Sdavidcs qls_init_locked(ha); 836252206Sdavidcs QLA_UNLOCK(ha, __func__); 837252206Sdavidcs 838252206Sdavidcs QL_DPRINT2((ha->pci_dev, "%s: exit\n", __func__)); 839252206Sdavidcs} 840252206Sdavidcs 841252206Sdavidcsstatic void 842252206Sdavidcsqls_set_multi(qla_host_t *ha, uint32_t add_multi) 843252206Sdavidcs{ 844252206Sdavidcs uint8_t mta[Q8_MAX_NUM_MULTICAST_ADDRS * Q8_MAC_ADDR_LEN]; 845252206Sdavidcs struct ifmultiaddr *ifma; 846252206Sdavidcs int mcnt = 0; 847252206Sdavidcs struct ifnet *ifp = ha->ifp; 848252206Sdavidcs 849252206Sdavidcs if_maddr_rlock(ifp); 850252206Sdavidcs 851252206Sdavidcs TAILQ_FOREACH(ifma, &ifp->if_multiaddrs, ifma_link) { 852252206Sdavidcs 853252206Sdavidcs if (ifma->ifma_addr->sa_family != AF_LINK) 854252206Sdavidcs continue; 855252206Sdavidcs 856252206Sdavidcs if (mcnt == Q8_MAX_NUM_MULTICAST_ADDRS) 857252206Sdavidcs break; 858252206Sdavidcs 859252206Sdavidcs bcopy(LLADDR((struct sockaddr_dl *) ifma->ifma_addr), 860252206Sdavidcs &mta[mcnt * Q8_MAC_ADDR_LEN], Q8_MAC_ADDR_LEN); 861252206Sdavidcs 862252206Sdavidcs mcnt++; 863252206Sdavidcs } 864252206Sdavidcs 865252206Sdavidcs if_maddr_runlock(ifp); 866252206Sdavidcs 867252206Sdavidcs if (QLA_LOCK(ha, __func__, 1) == 0) { 868252206Sdavidcs qls_hw_set_multi(ha, mta, mcnt, add_multi); 869252206Sdavidcs QLA_UNLOCK(ha, __func__); 870252206Sdavidcs } 871252206Sdavidcs 872252206Sdavidcs return; 873252206Sdavidcs} 874252206Sdavidcs 875252206Sdavidcsstatic int 876252206Sdavidcsqls_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data) 877252206Sdavidcs{ 878252206Sdavidcs int ret = 0; 879252206Sdavidcs struct ifreq *ifr = (struct ifreq *)data; 880252206Sdavidcs struct ifaddr *ifa = (struct ifaddr *)data; 881252206Sdavidcs qla_host_t *ha; 882252206Sdavidcs 883252206Sdavidcs ha = (qla_host_t *)ifp->if_softc; 884252206Sdavidcs 885252206Sdavidcs switch (cmd) { 886252206Sdavidcs case SIOCSIFADDR: 887252206Sdavidcs QL_DPRINT4((ha->pci_dev, "%s: SIOCSIFADDR (0x%lx)\n", 888252206Sdavidcs __func__, cmd)); 889252206Sdavidcs 890252206Sdavidcs if (ifa->ifa_addr->sa_family == AF_INET) { 891252206Sdavidcs ifp->if_flags |= IFF_UP; 892252206Sdavidcs if (!(ifp->if_drv_flags & IFF_DRV_RUNNING)) { 893252206Sdavidcs (void)QLA_LOCK(ha, __func__, 0); 894252206Sdavidcs qls_init_locked(ha); 895252206Sdavidcs QLA_UNLOCK(ha, __func__); 896252206Sdavidcs } 897252206Sdavidcs QL_DPRINT4((ha->pci_dev, 898252206Sdavidcs "%s: SIOCSIFADDR (0x%lx) ipv4 [0x%08x]\n", 899252206Sdavidcs __func__, cmd, 900252206Sdavidcs ntohl(IA_SIN(ifa)->sin_addr.s_addr))); 901252206Sdavidcs 902252206Sdavidcs arp_ifinit(ifp, ifa); 903252206Sdavidcs } else { 904252206Sdavidcs ether_ioctl(ifp, cmd, data); 905252206Sdavidcs } 906252206Sdavidcs break; 907252206Sdavidcs 908252206Sdavidcs case SIOCSIFMTU: 909252206Sdavidcs QL_DPRINT4((ha->pci_dev, "%s: SIOCSIFMTU (0x%lx)\n", 910252206Sdavidcs __func__, cmd)); 911252206Sdavidcs 912252206Sdavidcs if (ifr->ifr_mtu > QLA_MAX_MTU) { 913252206Sdavidcs ret = EINVAL; 914252206Sdavidcs } else { 915252206Sdavidcs (void) QLA_LOCK(ha, __func__, 0); 916252206Sdavidcs 917252206Sdavidcs ifp->if_mtu = ifr->ifr_mtu; 918252206Sdavidcs ha->max_frame_size = 919252206Sdavidcs ifp->if_mtu + ETHER_HDR_LEN + ETHER_CRC_LEN; 920252206Sdavidcs 921252206Sdavidcs QLA_UNLOCK(ha, __func__); 922252206Sdavidcs 923252206Sdavidcs if (ret) 924252206Sdavidcs ret = EINVAL; 925252206Sdavidcs } 926252206Sdavidcs 927252206Sdavidcs break; 928252206Sdavidcs 929252206Sdavidcs case SIOCSIFFLAGS: 930252206Sdavidcs QL_DPRINT4((ha->pci_dev, "%s: SIOCSIFFLAGS (0x%lx)\n", 931252206Sdavidcs __func__, cmd)); 932252206Sdavidcs 933252206Sdavidcs (void)QLA_LOCK(ha, __func__, 0); 934252206Sdavidcs 935252206Sdavidcs if (ifp->if_flags & IFF_UP) { 936252206Sdavidcs if ((ifp->if_drv_flags & IFF_DRV_RUNNING)) { 937252206Sdavidcs if ((ifp->if_flags ^ ha->if_flags) & 938252206Sdavidcs IFF_PROMISC) { 939252206Sdavidcs ret = qls_set_promisc(ha); 940252206Sdavidcs } else if ((ifp->if_flags ^ ha->if_flags) & 941252206Sdavidcs IFF_ALLMULTI) { 942252206Sdavidcs ret = qls_set_allmulti(ha); 943252206Sdavidcs } 944252206Sdavidcs } else { 945252206Sdavidcs ha->max_frame_size = ifp->if_mtu + 946252206Sdavidcs ETHER_HDR_LEN + ETHER_CRC_LEN; 947252206Sdavidcs qls_init_locked(ha); 948252206Sdavidcs } 949252206Sdavidcs } else { 950252206Sdavidcs if (ifp->if_drv_flags & IFF_DRV_RUNNING) 951252206Sdavidcs qls_stop(ha); 952252206Sdavidcs ha->if_flags = ifp->if_flags; 953252206Sdavidcs } 954252206Sdavidcs 955252206Sdavidcs QLA_UNLOCK(ha, __func__); 956252206Sdavidcs break; 957252206Sdavidcs 958252206Sdavidcs case SIOCADDMULTI: 959252206Sdavidcs QL_DPRINT4((ha->pci_dev, 960252206Sdavidcs "%s: %s (0x%lx)\n", __func__, "SIOCADDMULTI", cmd)); 961252206Sdavidcs 962252206Sdavidcs if (ifp->if_drv_flags & IFF_DRV_RUNNING) { 963252206Sdavidcs qls_set_multi(ha, 1); 964252206Sdavidcs } 965252206Sdavidcs break; 966252206Sdavidcs 967252206Sdavidcs case SIOCDELMULTI: 968252206Sdavidcs QL_DPRINT4((ha->pci_dev, 969252206Sdavidcs "%s: %s (0x%lx)\n", __func__, "SIOCDELMULTI", cmd)); 970252206Sdavidcs 971252206Sdavidcs if (ifp->if_drv_flags & IFF_DRV_RUNNING) { 972252206Sdavidcs qls_set_multi(ha, 0); 973252206Sdavidcs } 974252206Sdavidcs break; 975252206Sdavidcs 976252206Sdavidcs case SIOCSIFMEDIA: 977252206Sdavidcs case SIOCGIFMEDIA: 978252206Sdavidcs QL_DPRINT4((ha->pci_dev, 979252206Sdavidcs "%s: SIOCSIFMEDIA/SIOCGIFMEDIA (0x%lx)\n", 980252206Sdavidcs __func__, cmd)); 981252206Sdavidcs ret = ifmedia_ioctl(ifp, ifr, &ha->media, cmd); 982252206Sdavidcs break; 983252206Sdavidcs 984252206Sdavidcs case SIOCSIFCAP: 985252206Sdavidcs { 986252206Sdavidcs int mask = ifr->ifr_reqcap ^ ifp->if_capenable; 987252206Sdavidcs 988252206Sdavidcs QL_DPRINT4((ha->pci_dev, "%s: SIOCSIFCAP (0x%lx)\n", 989252206Sdavidcs __func__, cmd)); 990252206Sdavidcs 991252206Sdavidcs if (mask & IFCAP_HWCSUM) 992252206Sdavidcs ifp->if_capenable ^= IFCAP_HWCSUM; 993252206Sdavidcs if (mask & IFCAP_TSO4) 994252206Sdavidcs ifp->if_capenable ^= IFCAP_TSO4; 995252206Sdavidcs if (mask & IFCAP_VLAN_HWTAGGING) 996252206Sdavidcs ifp->if_capenable ^= IFCAP_VLAN_HWTAGGING; 997252206Sdavidcs if (mask & IFCAP_VLAN_HWTSO) 998252206Sdavidcs ifp->if_capenable ^= IFCAP_VLAN_HWTSO; 999252206Sdavidcs 1000252206Sdavidcs if (!(ifp->if_drv_flags & IFF_DRV_RUNNING)) 1001252206Sdavidcs qls_init(ha); 1002252206Sdavidcs 1003252206Sdavidcs VLAN_CAPABILITIES(ifp); 1004252206Sdavidcs break; 1005252206Sdavidcs } 1006252206Sdavidcs 1007252206Sdavidcs default: 1008252206Sdavidcs QL_DPRINT4((ha->pci_dev, "%s: default (0x%lx)\n", 1009252206Sdavidcs __func__, cmd)); 1010252206Sdavidcs ret = ether_ioctl(ifp, cmd, data); 1011252206Sdavidcs break; 1012252206Sdavidcs } 1013252206Sdavidcs 1014252206Sdavidcs return (ret); 1015252206Sdavidcs} 1016252206Sdavidcs 1017252206Sdavidcsstatic int 1018252206Sdavidcsqls_media_change(struct ifnet *ifp) 1019252206Sdavidcs{ 1020252206Sdavidcs qla_host_t *ha; 1021252206Sdavidcs struct ifmedia *ifm; 1022252206Sdavidcs int ret = 0; 1023252206Sdavidcs 1024252206Sdavidcs ha = (qla_host_t *)ifp->if_softc; 1025252206Sdavidcs 1026252206Sdavidcs QL_DPRINT2((ha->pci_dev, "%s: enter\n", __func__)); 1027252206Sdavidcs 1028252206Sdavidcs ifm = &ha->media; 1029252206Sdavidcs 1030252206Sdavidcs if (IFM_TYPE(ifm->ifm_media) != IFM_ETHER) 1031252206Sdavidcs ret = EINVAL; 1032252206Sdavidcs 1033252206Sdavidcs QL_DPRINT2((ha->pci_dev, "%s: exit\n", __func__)); 1034252206Sdavidcs 1035252206Sdavidcs return (ret); 1036252206Sdavidcs} 1037252206Sdavidcs 1038252206Sdavidcsstatic void 1039252206Sdavidcsqls_media_status(struct ifnet *ifp, struct ifmediareq *ifmr) 1040252206Sdavidcs{ 1041252206Sdavidcs qla_host_t *ha; 1042252206Sdavidcs 1043252206Sdavidcs ha = (qla_host_t *)ifp->if_softc; 1044252206Sdavidcs 1045252206Sdavidcs QL_DPRINT2((ha->pci_dev, "%s: enter\n", __func__)); 1046252206Sdavidcs 1047252206Sdavidcs ifmr->ifm_status = IFM_AVALID; 1048252206Sdavidcs ifmr->ifm_active = IFM_ETHER; 1049252206Sdavidcs 1050252206Sdavidcs qls_update_link_state(ha); 1051252206Sdavidcs if (ha->link_up) { 1052252206Sdavidcs ifmr->ifm_status |= IFM_ACTIVE; 1053252206Sdavidcs ifmr->ifm_active |= (IFM_FDX | qls_get_optics(ha)); 1054252206Sdavidcs } 1055252206Sdavidcs 1056252206Sdavidcs QL_DPRINT2((ha->pci_dev, "%s: exit (%s)\n", __func__,\ 1057252206Sdavidcs (ha->link_up ? "link_up" : "link_down"))); 1058252206Sdavidcs 1059252206Sdavidcs return; 1060252206Sdavidcs} 1061252206Sdavidcs 1062252206Sdavidcsstatic void 1063252206Sdavidcsqls_start(struct ifnet *ifp) 1064252206Sdavidcs{ 1065252206Sdavidcs int i, ret = 0; 1066252206Sdavidcs struct mbuf *m_head; 1067252206Sdavidcs qla_host_t *ha = (qla_host_t *)ifp->if_softc; 1068252206Sdavidcs 1069252206Sdavidcs QL_DPRINT8((ha->pci_dev, "%s: enter\n", __func__)); 1070252206Sdavidcs 1071252206Sdavidcs if (!mtx_trylock(&ha->tx_lock)) { 1072252206Sdavidcs QL_DPRINT8((ha->pci_dev, 1073252206Sdavidcs "%s: mtx_trylock(&ha->tx_lock) failed\n", __func__)); 1074252206Sdavidcs return; 1075252206Sdavidcs } 1076252206Sdavidcs 1077252206Sdavidcs if ((ifp->if_drv_flags & (IFF_DRV_RUNNING | IFF_DRV_OACTIVE)) == 1078252206Sdavidcs IFF_DRV_RUNNING) { 1079252206Sdavidcs 1080252206Sdavidcs for (i = 0; i < ha->num_tx_rings; i++) { 1081252206Sdavidcs ret |= qls_hw_tx_done(ha, i); 1082252206Sdavidcs } 1083252206Sdavidcs 1084252206Sdavidcs if (ret == 0) 1085252206Sdavidcs ifp->if_drv_flags &= ~IFF_DRV_OACTIVE; 1086252206Sdavidcs } 1087252206Sdavidcs 1088252206Sdavidcs if ((ifp->if_drv_flags & (IFF_DRV_RUNNING | IFF_DRV_OACTIVE)) != 1089252206Sdavidcs IFF_DRV_RUNNING) { 1090252206Sdavidcs QL_DPRINT8((ha->pci_dev, "%s: !IFF_DRV_RUNNING\n", __func__)); 1091252206Sdavidcs QLA_TX_UNLOCK(ha); 1092252206Sdavidcs return; 1093252206Sdavidcs } 1094252206Sdavidcs 1095252206Sdavidcs if (!ha->link_up) { 1096252206Sdavidcs qls_update_link_state(ha); 1097252206Sdavidcs if (!ha->link_up) { 1098252206Sdavidcs QL_DPRINT8((ha->pci_dev, "%s: link down\n", __func__)); 1099252206Sdavidcs QLA_TX_UNLOCK(ha); 1100252206Sdavidcs return; 1101252206Sdavidcs } 1102252206Sdavidcs } 1103252206Sdavidcs 1104252206Sdavidcs while (ifp->if_snd.ifq_head != NULL) { 1105252206Sdavidcs 1106252206Sdavidcs IF_DEQUEUE(&ifp->if_snd, m_head); 1107252206Sdavidcs 1108252206Sdavidcs if (m_head == NULL) { 1109252206Sdavidcs QL_DPRINT8((ha->pci_dev, "%s: m_head == NULL\n", 1110252206Sdavidcs __func__)); 1111252206Sdavidcs break; 1112252206Sdavidcs } 1113252206Sdavidcs 1114252206Sdavidcs if (qls_send(ha, &m_head)) { 1115252206Sdavidcs if (m_head == NULL) 1116252206Sdavidcs break; 1117252206Sdavidcs QL_DPRINT8((ha->pci_dev, "%s: PREPEND\n", __func__)); 1118252206Sdavidcs ifp->if_drv_flags |= IFF_DRV_OACTIVE; 1119252206Sdavidcs IF_PREPEND(&ifp->if_snd, m_head); 1120252206Sdavidcs break; 1121252206Sdavidcs } 1122252206Sdavidcs /* Send a copy of the frame to the BPF listener */ 1123252206Sdavidcs ETHER_BPF_MTAP(ifp, m_head); 1124252206Sdavidcs } 1125252206Sdavidcs 1126252206Sdavidcs QLA_TX_UNLOCK(ha); 1127252206Sdavidcs QL_DPRINT8((ha->pci_dev, "%s: exit\n", __func__)); 1128252206Sdavidcs return; 1129252206Sdavidcs} 1130252206Sdavidcs 1131252206Sdavidcsstatic int 1132252206Sdavidcsqls_send(qla_host_t *ha, struct mbuf **m_headp) 1133252206Sdavidcs{ 1134252206Sdavidcs bus_dma_segment_t segs[QLA_MAX_SEGMENTS]; 1135252206Sdavidcs bus_dmamap_t map; 1136252206Sdavidcs int nsegs; 1137252206Sdavidcs int ret = -1; 1138252206Sdavidcs uint32_t tx_idx; 1139252206Sdavidcs struct mbuf *m_head = *m_headp; 1140252206Sdavidcs uint32_t txr_idx = 0; 1141252206Sdavidcs 1142252206Sdavidcs QL_DPRINT8((ha->pci_dev, "%s: enter\n", __func__)); 1143252206Sdavidcs 1144281955Shiren /* check if flowid is set */ 1145281955Shiren if (M_HASHTYPE_GET(m_head) != M_HASHTYPE_NONE) 1146252206Sdavidcs txr_idx = m_head->m_pkthdr.flowid & (ha->num_tx_rings - 1); 1147252206Sdavidcs 1148252206Sdavidcs tx_idx = ha->tx_ring[txr_idx].txr_next; 1149252206Sdavidcs 1150252206Sdavidcs map = ha->tx_ring[txr_idx].tx_buf[tx_idx].map; 1151252206Sdavidcs 1152252206Sdavidcs ret = bus_dmamap_load_mbuf_sg(ha->tx_tag, map, m_head, segs, &nsegs, 1153252206Sdavidcs BUS_DMA_NOWAIT); 1154252206Sdavidcs 1155252206Sdavidcs if (ret == EFBIG) { 1156252206Sdavidcs 1157252206Sdavidcs struct mbuf *m; 1158252206Sdavidcs 1159252206Sdavidcs QL_DPRINT8((ha->pci_dev, "%s: EFBIG [%d]\n", __func__, 1160252206Sdavidcs m_head->m_pkthdr.len)); 1161252206Sdavidcs 1162252206Sdavidcs m = m_defrag(m_head, M_DONTWAIT); 1163252206Sdavidcs if (m == NULL) { 1164252206Sdavidcs ha->err_tx_defrag++; 1165252206Sdavidcs m_freem(m_head); 1166252206Sdavidcs *m_headp = NULL; 1167252206Sdavidcs device_printf(ha->pci_dev, 1168252206Sdavidcs "%s: m_defrag() = NULL [%d]\n", 1169252206Sdavidcs __func__, ret); 1170252206Sdavidcs return (ENOBUFS); 1171252206Sdavidcs } 1172252206Sdavidcs m_head = m; 1173252206Sdavidcs *m_headp = m_head; 1174252206Sdavidcs 1175252206Sdavidcs if ((ret = bus_dmamap_load_mbuf_sg(ha->tx_tag, map, m_head, 1176252206Sdavidcs segs, &nsegs, BUS_DMA_NOWAIT))) { 1177252206Sdavidcs 1178252206Sdavidcs ha->err_tx_dmamap_load++; 1179252206Sdavidcs 1180252206Sdavidcs device_printf(ha->pci_dev, 1181252206Sdavidcs "%s: bus_dmamap_load_mbuf_sg failed0[%d, %d]\n", 1182252206Sdavidcs __func__, ret, m_head->m_pkthdr.len); 1183252206Sdavidcs 1184252206Sdavidcs if (ret != ENOMEM) { 1185252206Sdavidcs m_freem(m_head); 1186252206Sdavidcs *m_headp = NULL; 1187252206Sdavidcs } 1188252206Sdavidcs return (ret); 1189252206Sdavidcs } 1190252206Sdavidcs 1191252206Sdavidcs } else if (ret) { 1192252206Sdavidcs 1193252206Sdavidcs ha->err_tx_dmamap_load++; 1194252206Sdavidcs 1195252206Sdavidcs device_printf(ha->pci_dev, 1196252206Sdavidcs "%s: bus_dmamap_load_mbuf_sg failed1[%d, %d]\n", 1197252206Sdavidcs __func__, ret, m_head->m_pkthdr.len); 1198252206Sdavidcs 1199252206Sdavidcs if (ret != ENOMEM) { 1200252206Sdavidcs m_freem(m_head); 1201252206Sdavidcs *m_headp = NULL; 1202252206Sdavidcs } 1203252206Sdavidcs return (ret); 1204252206Sdavidcs } 1205252206Sdavidcs 1206252206Sdavidcs QL_ASSERT(ha, (nsegs != 0), ("qls_send: empty packet")); 1207252206Sdavidcs 1208252206Sdavidcs bus_dmamap_sync(ha->tx_tag, map, BUS_DMASYNC_PREWRITE); 1209252206Sdavidcs 1210252206Sdavidcs if (!(ret = qls_hw_send(ha, segs, nsegs, tx_idx, m_head, txr_idx))) { 1211252206Sdavidcs 1212252206Sdavidcs ha->tx_ring[txr_idx].count++; 1213252206Sdavidcs ha->tx_ring[txr_idx].tx_buf[tx_idx].m_head = m_head; 1214252206Sdavidcs ha->tx_ring[txr_idx].tx_buf[tx_idx].map = map; 1215252206Sdavidcs } else { 1216252206Sdavidcs if (ret == EINVAL) { 1217252206Sdavidcs if (m_head) 1218252206Sdavidcs m_freem(m_head); 1219252206Sdavidcs *m_headp = NULL; 1220252206Sdavidcs } 1221252206Sdavidcs } 1222252206Sdavidcs 1223252206Sdavidcs QL_DPRINT8((ha->pci_dev, "%s: exit\n", __func__)); 1224252206Sdavidcs return (ret); 1225252206Sdavidcs} 1226252206Sdavidcs 1227252206Sdavidcsstatic void 1228252206Sdavidcsqls_stop(qla_host_t *ha) 1229252206Sdavidcs{ 1230252206Sdavidcs struct ifnet *ifp = ha->ifp; 1231252206Sdavidcs device_t dev; 1232252206Sdavidcs 1233252206Sdavidcs dev = ha->pci_dev; 1234252206Sdavidcs 1235252206Sdavidcs ifp->if_drv_flags &= ~(IFF_DRV_OACTIVE | IFF_DRV_RUNNING); 1236252206Sdavidcs 1237252206Sdavidcs ha->flags.qla_watchdog_pause = 1; 1238252206Sdavidcs 1239252206Sdavidcs while (!ha->qla_watchdog_paused) 1240252206Sdavidcs qls_mdelay(__func__, 1); 1241252206Sdavidcs 1242252206Sdavidcs qls_del_hw_if(ha); 1243252206Sdavidcs 1244252206Sdavidcs qls_free_lro(ha); 1245252206Sdavidcs 1246252206Sdavidcs qls_flush_xmt_bufs(ha); 1247252206Sdavidcs qls_free_rcv_bufs(ha); 1248252206Sdavidcs 1249252206Sdavidcs return; 1250252206Sdavidcs} 1251252206Sdavidcs 1252252206Sdavidcs/* 1253252206Sdavidcs * Buffer Management Functions for Transmit and Receive Rings 1254252206Sdavidcs */ 1255252206Sdavidcs/* 1256252206Sdavidcs * Release mbuf after it sent on the wire 1257252206Sdavidcs */ 1258252206Sdavidcsstatic void 1259252206Sdavidcsqls_flush_tx_buf(qla_host_t *ha, qla_tx_buf_t *txb) 1260252206Sdavidcs{ 1261252206Sdavidcs QL_DPRINT2((ha->pci_dev, "%s: enter\n", __func__)); 1262252206Sdavidcs 1263252206Sdavidcs if (txb->m_head) { 1264252206Sdavidcs 1265252206Sdavidcs bus_dmamap_unload(ha->tx_tag, txb->map); 1266252206Sdavidcs 1267252206Sdavidcs m_freem(txb->m_head); 1268252206Sdavidcs txb->m_head = NULL; 1269252206Sdavidcs } 1270252206Sdavidcs 1271252206Sdavidcs QL_DPRINT2((ha->pci_dev, "%s: exit\n", __func__)); 1272252206Sdavidcs} 1273252206Sdavidcs 1274252206Sdavidcsstatic void 1275252206Sdavidcsqls_flush_xmt_bufs(qla_host_t *ha) 1276252206Sdavidcs{ 1277252206Sdavidcs int i, j; 1278252206Sdavidcs 1279252206Sdavidcs for (j = 0; j < ha->num_tx_rings; j++) { 1280252206Sdavidcs for (i = 0; i < NUM_TX_DESCRIPTORS; i++) 1281252206Sdavidcs qls_flush_tx_buf(ha, &ha->tx_ring[j].tx_buf[i]); 1282252206Sdavidcs } 1283252206Sdavidcs 1284252206Sdavidcs return; 1285252206Sdavidcs} 1286252206Sdavidcs 1287252206Sdavidcs 1288252206Sdavidcsstatic int 1289252206Sdavidcsqls_alloc_rcv_mbufs(qla_host_t *ha, int r) 1290252206Sdavidcs{ 1291252206Sdavidcs int i, j, ret = 0; 1292252206Sdavidcs qla_rx_buf_t *rxb; 1293252206Sdavidcs qla_rx_ring_t *rx_ring; 1294252206Sdavidcs volatile q81_bq_addr_e_t *sbq_e; 1295252206Sdavidcs 1296252206Sdavidcs 1297252206Sdavidcs rx_ring = &ha->rx_ring[r]; 1298252206Sdavidcs 1299252206Sdavidcs for (i = 0; i < NUM_RX_DESCRIPTORS; i++) { 1300252206Sdavidcs 1301252206Sdavidcs rxb = &rx_ring->rx_buf[i]; 1302252206Sdavidcs 1303252206Sdavidcs ret = bus_dmamap_create(ha->rx_tag, BUS_DMA_NOWAIT, &rxb->map); 1304252206Sdavidcs 1305252206Sdavidcs if (ret) { 1306252206Sdavidcs device_printf(ha->pci_dev, 1307252206Sdavidcs "%s: dmamap[%d, %d] failed\n", __func__, r, i); 1308252206Sdavidcs 1309252206Sdavidcs for (j = 0; j < i; j++) { 1310252206Sdavidcs rxb = &rx_ring->rx_buf[j]; 1311252206Sdavidcs bus_dmamap_destroy(ha->rx_tag, rxb->map); 1312252206Sdavidcs } 1313252206Sdavidcs goto qls_alloc_rcv_mbufs_err; 1314252206Sdavidcs } 1315252206Sdavidcs } 1316252206Sdavidcs 1317252206Sdavidcs rx_ring = &ha->rx_ring[r]; 1318252206Sdavidcs 1319252206Sdavidcs sbq_e = rx_ring->sbq_vaddr; 1320252206Sdavidcs 1321252206Sdavidcs rxb = &rx_ring->rx_buf[0]; 1322252206Sdavidcs 1323252206Sdavidcs for (i = 0; i < NUM_RX_DESCRIPTORS; i++) { 1324252206Sdavidcs 1325252206Sdavidcs if (!(ret = qls_get_mbuf(ha, rxb, NULL))) { 1326252206Sdavidcs 1327252206Sdavidcs /* 1328252206Sdavidcs * set the physical address in the 1329252206Sdavidcs * corresponding descriptor entry in the 1330252206Sdavidcs * receive ring/queue for the hba 1331252206Sdavidcs */ 1332252206Sdavidcs 1333252206Sdavidcs sbq_e->addr_lo = rxb->paddr & 0xFFFFFFFF; 1334252206Sdavidcs sbq_e->addr_hi = (rxb->paddr >> 32) & 0xFFFFFFFF; 1335252206Sdavidcs 1336252206Sdavidcs } else { 1337252206Sdavidcs device_printf(ha->pci_dev, 1338252206Sdavidcs "%s: qls_get_mbuf [%d, %d] failed\n", 1339252206Sdavidcs __func__, r, i); 1340252206Sdavidcs bus_dmamap_destroy(ha->rx_tag, rxb->map); 1341252206Sdavidcs goto qls_alloc_rcv_mbufs_err; 1342252206Sdavidcs } 1343252206Sdavidcs 1344252206Sdavidcs rxb++; 1345252206Sdavidcs sbq_e++; 1346252206Sdavidcs } 1347252206Sdavidcs return 0; 1348252206Sdavidcs 1349252206Sdavidcsqls_alloc_rcv_mbufs_err: 1350252206Sdavidcs return (-1); 1351252206Sdavidcs} 1352252206Sdavidcs 1353252206Sdavidcsstatic void 1354252206Sdavidcsqls_free_rcv_bufs(qla_host_t *ha) 1355252206Sdavidcs{ 1356252206Sdavidcs int i, r; 1357252206Sdavidcs qla_rx_buf_t *rxb; 1358252206Sdavidcs qla_rx_ring_t *rxr; 1359252206Sdavidcs 1360252206Sdavidcs for (r = 0; r < ha->num_rx_rings; r++) { 1361252206Sdavidcs 1362252206Sdavidcs rxr = &ha->rx_ring[r]; 1363252206Sdavidcs 1364252206Sdavidcs for (i = 0; i < NUM_RX_DESCRIPTORS; i++) { 1365252206Sdavidcs 1366252206Sdavidcs rxb = &rxr->rx_buf[i]; 1367252206Sdavidcs 1368252206Sdavidcs if (rxb->m_head != NULL) { 1369252206Sdavidcs bus_dmamap_unload(ha->rx_tag, rxb->map); 1370252206Sdavidcs bus_dmamap_destroy(ha->rx_tag, rxb->map); 1371252206Sdavidcs m_freem(rxb->m_head); 1372252206Sdavidcs } 1373252206Sdavidcs } 1374252206Sdavidcs bzero(rxr->rx_buf, (sizeof(qla_rx_buf_t) * NUM_RX_DESCRIPTORS)); 1375252206Sdavidcs } 1376252206Sdavidcs return; 1377252206Sdavidcs} 1378252206Sdavidcs 1379252206Sdavidcsstatic int 1380252206Sdavidcsqls_alloc_rcv_bufs(qla_host_t *ha) 1381252206Sdavidcs{ 1382252206Sdavidcs int r, ret = 0; 1383252206Sdavidcs qla_rx_ring_t *rxr; 1384252206Sdavidcs 1385252206Sdavidcs for (r = 0; r < ha->num_rx_rings; r++) { 1386252206Sdavidcs rxr = &ha->rx_ring[r]; 1387252206Sdavidcs bzero(rxr->rx_buf, (sizeof(qla_rx_buf_t) * NUM_RX_DESCRIPTORS)); 1388252206Sdavidcs } 1389252206Sdavidcs 1390252206Sdavidcs for (r = 0; r < ha->num_rx_rings; r++) { 1391252206Sdavidcs 1392252206Sdavidcs ret = qls_alloc_rcv_mbufs(ha, r); 1393252206Sdavidcs 1394252206Sdavidcs if (ret) 1395252206Sdavidcs qls_free_rcv_bufs(ha); 1396252206Sdavidcs } 1397252206Sdavidcs 1398252206Sdavidcs return (ret); 1399252206Sdavidcs} 1400252206Sdavidcs 1401252206Sdavidcsint 1402252206Sdavidcsqls_get_mbuf(qla_host_t *ha, qla_rx_buf_t *rxb, struct mbuf *nmp) 1403252206Sdavidcs{ 1404252206Sdavidcs register struct mbuf *mp = nmp; 1405252206Sdavidcs struct ifnet *ifp; 1406252206Sdavidcs int ret = 0; 1407252206Sdavidcs uint32_t offset; 1408252206Sdavidcs bus_dma_segment_t segs[1]; 1409252206Sdavidcs int nsegs; 1410252206Sdavidcs 1411252206Sdavidcs QL_DPRINT2((ha->pci_dev, "%s: enter\n", __func__)); 1412252206Sdavidcs 1413252206Sdavidcs ifp = ha->ifp; 1414252206Sdavidcs 1415252206Sdavidcs if (mp == NULL) { 1416252206Sdavidcs 1417252206Sdavidcs mp = m_getjcl(M_DONTWAIT, MT_DATA, M_PKTHDR, ha->msize); 1418252206Sdavidcs 1419252206Sdavidcs if (mp == NULL) { 1420252206Sdavidcs 1421252206Sdavidcs if (ha->msize == MCLBYTES) 1422252206Sdavidcs ha->err_m_getcl++; 1423252206Sdavidcs else 1424252206Sdavidcs ha->err_m_getjcl++; 1425252206Sdavidcs 1426252206Sdavidcs ret = ENOBUFS; 1427252206Sdavidcs device_printf(ha->pci_dev, 1428252206Sdavidcs "%s: m_getcl failed\n", __func__); 1429252206Sdavidcs goto exit_qls_get_mbuf; 1430252206Sdavidcs } 1431252206Sdavidcs mp->m_len = mp->m_pkthdr.len = ha->msize; 1432252206Sdavidcs } else { 1433252206Sdavidcs mp->m_len = mp->m_pkthdr.len = ha->msize; 1434252206Sdavidcs mp->m_data = mp->m_ext.ext_buf; 1435252206Sdavidcs mp->m_next = NULL; 1436252206Sdavidcs } 1437252206Sdavidcs 1438252206Sdavidcs /* align the receive buffers to 8 byte boundary */ 1439252206Sdavidcs offset = (uint32_t)((unsigned long long)mp->m_data & 0x7ULL); 1440252206Sdavidcs if (offset) { 1441252206Sdavidcs offset = 8 - offset; 1442252206Sdavidcs m_adj(mp, offset); 1443252206Sdavidcs } 1444252206Sdavidcs 1445252206Sdavidcs /* 1446252206Sdavidcs * Using memory from the mbuf cluster pool, invoke the bus_dma 1447252206Sdavidcs * machinery to arrange the memory mapping. 1448252206Sdavidcs */ 1449252206Sdavidcs ret = bus_dmamap_load_mbuf_sg(ha->rx_tag, rxb->map, 1450252206Sdavidcs mp, segs, &nsegs, BUS_DMA_NOWAIT); 1451252206Sdavidcs rxb->paddr = segs[0].ds_addr; 1452252206Sdavidcs 1453252206Sdavidcs if (ret || !rxb->paddr || (nsegs != 1)) { 1454252206Sdavidcs m_freem(mp); 1455252206Sdavidcs rxb->m_head = NULL; 1456252206Sdavidcs device_printf(ha->pci_dev, 1457252206Sdavidcs "%s: bus_dmamap_load failed[%d, 0x%016llx, %d]\n", 1458252206Sdavidcs __func__, ret, (long long unsigned int)rxb->paddr, 1459252206Sdavidcs nsegs); 1460252206Sdavidcs ret = -1; 1461252206Sdavidcs goto exit_qls_get_mbuf; 1462252206Sdavidcs } 1463252206Sdavidcs rxb->m_head = mp; 1464252206Sdavidcs bus_dmamap_sync(ha->rx_tag, rxb->map, BUS_DMASYNC_PREREAD); 1465252206Sdavidcs 1466252206Sdavidcsexit_qls_get_mbuf: 1467252206Sdavidcs QL_DPRINT2((ha->pci_dev, "%s: exit ret = 0x%08x\n", __func__, ret)); 1468252206Sdavidcs return (ret); 1469252206Sdavidcs} 1470252206Sdavidcs 1471252206Sdavidcsstatic void 1472252206Sdavidcsqls_tx_done(void *context, int pending) 1473252206Sdavidcs{ 1474252206Sdavidcs qla_host_t *ha = context; 1475252206Sdavidcs struct ifnet *ifp; 1476252206Sdavidcs 1477252206Sdavidcs ifp = ha->ifp; 1478252206Sdavidcs 1479252206Sdavidcs if (!ifp) 1480252206Sdavidcs return; 1481252206Sdavidcs 1482252206Sdavidcs if (!(ifp->if_drv_flags & IFF_DRV_RUNNING)) { 1483252206Sdavidcs QL_DPRINT8((ha->pci_dev, "%s: !IFF_DRV_RUNNING\n", __func__)); 1484252206Sdavidcs return; 1485252206Sdavidcs } 1486252206Sdavidcs 1487252206Sdavidcs qls_start(ha->ifp); 1488252206Sdavidcs return; 1489252206Sdavidcs} 1490252206Sdavidcs 1491252206Sdavidcsstatic int 1492252206Sdavidcsqls_config_lro(qla_host_t *ha) 1493252206Sdavidcs{ 1494252206Sdavidcs int i; 1495252206Sdavidcs struct lro_ctrl *lro; 1496252206Sdavidcs 1497252206Sdavidcs for (i = 0; i < ha->num_rx_rings; i++) { 1498252206Sdavidcs lro = &ha->rx_ring[i].lro; 1499252206Sdavidcs if (tcp_lro_init(lro)) { 1500252206Sdavidcs device_printf(ha->pci_dev, "%s: tcp_lro_init failed\n", 1501252206Sdavidcs __func__); 1502252206Sdavidcs return (-1); 1503252206Sdavidcs } 1504252206Sdavidcs lro->ifp = ha->ifp; 1505252206Sdavidcs } 1506252206Sdavidcs ha->flags.lro_init = 1; 1507252206Sdavidcs 1508252206Sdavidcs QL_DPRINT2((ha->pci_dev, "%s: LRO initialized\n", __func__)); 1509252206Sdavidcs return (0); 1510252206Sdavidcs} 1511252206Sdavidcs 1512252206Sdavidcsstatic void 1513252206Sdavidcsqls_free_lro(qla_host_t *ha) 1514252206Sdavidcs{ 1515252206Sdavidcs int i; 1516252206Sdavidcs struct lro_ctrl *lro; 1517252206Sdavidcs 1518252206Sdavidcs if (!ha->flags.lro_init) 1519252206Sdavidcs return; 1520252206Sdavidcs 1521252206Sdavidcs for (i = 0; i < ha->num_rx_rings; i++) { 1522252206Sdavidcs lro = &ha->rx_ring[i].lro; 1523252206Sdavidcs tcp_lro_free(lro); 1524252206Sdavidcs } 1525252206Sdavidcs ha->flags.lro_init = 0; 1526252206Sdavidcs} 1527252206Sdavidcs 1528252206Sdavidcsstatic void 1529252206Sdavidcsqls_error_recovery(void *context, int pending) 1530252206Sdavidcs{ 1531252206Sdavidcs qla_host_t *ha = context; 1532252206Sdavidcs 1533252206Sdavidcs qls_init(ha); 1534252206Sdavidcs 1535252206Sdavidcs return; 1536252206Sdavidcs} 1537252206Sdavidcs 1538