efx_ev.c revision 342430
1227569Sphilip/*- 2300607Sarybchik * Copyright (c) 2007-2016 Solarflare Communications Inc. 3283514Sarybchik * All rights reserved. 4227569Sphilip * 5227569Sphilip * Redistribution and use in source and binary forms, with or without 6283514Sarybchik * modification, are permitted provided that the following conditions are met: 7227569Sphilip * 8283514Sarybchik * 1. Redistributions of source code must retain the above copyright notice, 9283514Sarybchik * this list of conditions and the following disclaimer. 10283514Sarybchik * 2. Redistributions in binary form must reproduce the above copyright notice, 11283514Sarybchik * this list of conditions and the following disclaimer in the documentation 12283514Sarybchik * and/or other materials provided with the distribution. 13283514Sarybchik * 14283514Sarybchik * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 15283514Sarybchik * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 16283514Sarybchik * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 17283514Sarybchik * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR 18283514Sarybchik * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 19283514Sarybchik * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 20283514Sarybchik * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 21283514Sarybchik * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 22283514Sarybchik * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 23283514Sarybchik * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, 24283514Sarybchik * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25283514Sarybchik * 26283514Sarybchik * The views and conclusions contained in the software and documentation are 27283514Sarybchik * those of the authors and should not be interpreted as representing official 28283514Sarybchik * policies, either expressed or implied, of the FreeBSD Project. 29227569Sphilip */ 30227569Sphilip 31228078Sphilip#include <sys/cdefs.h> 32228078Sphilip__FBSDID("$FreeBSD: stable/11/sys/dev/sfxge/common/efx_ev.c 342430 2018-12-25 07:07:34Z arybchik $"); 33228078Sphilip 34227569Sphilip#include "efx.h" 35227569Sphilip#include "efx_impl.h" 36293814Sarybchik#if EFSYS_OPT_MON_MCDI 37283514Sarybchik#include "mcdi_mon.h" 38293814Sarybchik#endif 39227569Sphilip 40227569Sphilip#if EFSYS_OPT_QSTATS 41227569Sphilip#define EFX_EV_QSTAT_INCR(_eep, _stat) \ 42227569Sphilip do { \ 43227569Sphilip (_eep)->ee_stat[_stat]++; \ 44227569Sphilip _NOTE(CONSTANTCONDITION) \ 45227569Sphilip } while (B_FALSE) 46227569Sphilip#else 47227569Sphilip#define EFX_EV_QSTAT_INCR(_eep, _stat) 48227569Sphilip#endif 49227569Sphilip 50283514Sarybchik#define EFX_EV_PRESENT(_qword) \ 51283514Sarybchik (EFX_QWORD_FIELD((_qword), EFX_DWORD_0) != 0xffffffff && \ 52283514Sarybchik EFX_QWORD_FIELD((_qword), EFX_DWORD_1) != 0xffffffff) 53283514Sarybchik 54283514Sarybchik 55283514Sarybchik 56299320Sarybchik#if EFSYS_OPT_SIENA 57283514Sarybchik 58291436Sarybchikstatic __checkReturn efx_rc_t 59299607Sarybchiksiena_ev_init( 60283514Sarybchik __in efx_nic_t *enp); 61283514Sarybchik 62283514Sarybchikstatic void 63299607Sarybchiksiena_ev_fini( 64283514Sarybchik __in efx_nic_t *enp); 65283514Sarybchik 66291436Sarybchikstatic __checkReturn efx_rc_t 67299607Sarybchiksiena_ev_qcreate( 68283514Sarybchik __in efx_nic_t *enp, 69283514Sarybchik __in unsigned int index, 70283514Sarybchik __in efsys_mem_t *esmp, 71283514Sarybchik __in size_t n, 72283514Sarybchik __in uint32_t id, 73301122Sarybchik __in uint32_t us, 74310939Sarybchik __in uint32_t flags, 75283514Sarybchik __in efx_evq_t *eep); 76283514Sarybchik 77283514Sarybchikstatic void 78299607Sarybchiksiena_ev_qdestroy( 79283514Sarybchik __in efx_evq_t *eep); 80283514Sarybchik 81291436Sarybchikstatic __checkReturn efx_rc_t 82299607Sarybchiksiena_ev_qprime( 83283514Sarybchik __in efx_evq_t *eep, 84283514Sarybchik __in unsigned int count); 85283514Sarybchik 86283514Sarybchikstatic void 87299607Sarybchiksiena_ev_qpost( 88283514Sarybchik __in efx_evq_t *eep, 89283514Sarybchik __in uint16_t data); 90283514Sarybchik 91291436Sarybchikstatic __checkReturn efx_rc_t 92299607Sarybchiksiena_ev_qmoderate( 93283514Sarybchik __in efx_evq_t *eep, 94283514Sarybchik __in unsigned int us); 95283514Sarybchik 96283514Sarybchik#if EFSYS_OPT_QSTATS 97283514Sarybchikstatic void 98299607Sarybchiksiena_ev_qstats_update( 99283514Sarybchik __in efx_evq_t *eep, 100283514Sarybchik __inout_ecount(EV_NQSTATS) efsys_stat_t *stat); 101283514Sarybchik 102283514Sarybchik#endif 103283514Sarybchik 104299320Sarybchik#endif /* EFSYS_OPT_SIENA */ 105283514Sarybchik 106283514Sarybchik#if EFSYS_OPT_SIENA 107299517Sarybchikstatic const efx_ev_ops_t __efx_ev_siena_ops = { 108299607Sarybchik siena_ev_init, /* eevo_init */ 109299607Sarybchik siena_ev_fini, /* eevo_fini */ 110299607Sarybchik siena_ev_qcreate, /* eevo_qcreate */ 111299607Sarybchik siena_ev_qdestroy, /* eevo_qdestroy */ 112299607Sarybchik siena_ev_qprime, /* eevo_qprime */ 113299607Sarybchik siena_ev_qpost, /* eevo_qpost */ 114299607Sarybchik siena_ev_qmoderate, /* eevo_qmoderate */ 115283514Sarybchik#if EFSYS_OPT_QSTATS 116299607Sarybchik siena_ev_qstats_update, /* eevo_qstats_update */ 117283514Sarybchik#endif 118283514Sarybchik}; 119283514Sarybchik#endif /* EFSYS_OPT_SIENA */ 120283514Sarybchik 121293752Sarybchik#if EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD 122299517Sarybchikstatic const efx_ev_ops_t __efx_ev_ef10_ops = { 123293752Sarybchik ef10_ev_init, /* eevo_init */ 124293752Sarybchik ef10_ev_fini, /* eevo_fini */ 125293752Sarybchik ef10_ev_qcreate, /* eevo_qcreate */ 126293752Sarybchik ef10_ev_qdestroy, /* eevo_qdestroy */ 127293752Sarybchik ef10_ev_qprime, /* eevo_qprime */ 128293752Sarybchik ef10_ev_qpost, /* eevo_qpost */ 129293752Sarybchik ef10_ev_qmoderate, /* eevo_qmoderate */ 130283514Sarybchik#if EFSYS_OPT_QSTATS 131293752Sarybchik ef10_ev_qstats_update, /* eevo_qstats_update */ 132283514Sarybchik#endif 133283514Sarybchik}; 134293752Sarybchik#endif /* EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD */ 135283514Sarybchik 136283514Sarybchik 137291436Sarybchik __checkReturn efx_rc_t 138227569Sphilipefx_ev_init( 139227569Sphilip __in efx_nic_t *enp) 140227569Sphilip{ 141299517Sarybchik const efx_ev_ops_t *eevop; 142291436Sarybchik efx_rc_t rc; 143227569Sphilip 144227569Sphilip EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC); 145227569Sphilip EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_INTR); 146227569Sphilip 147227569Sphilip if (enp->en_mod_flags & EFX_MOD_EV) { 148227569Sphilip rc = EINVAL; 149227569Sphilip goto fail1; 150227569Sphilip } 151227569Sphilip 152283514Sarybchik switch (enp->en_family) { 153283514Sarybchik#if EFSYS_OPT_SIENA 154283514Sarybchik case EFX_FAMILY_SIENA: 155299517Sarybchik eevop = &__efx_ev_siena_ops; 156283514Sarybchik break; 157283514Sarybchik#endif /* EFSYS_OPT_SIENA */ 158283514Sarybchik 159283514Sarybchik#if EFSYS_OPT_HUNTINGTON 160283514Sarybchik case EFX_FAMILY_HUNTINGTON: 161299517Sarybchik eevop = &__efx_ev_ef10_ops; 162283514Sarybchik break; 163283514Sarybchik#endif /* EFSYS_OPT_HUNTINGTON */ 164283514Sarybchik 165293752Sarybchik#if EFSYS_OPT_MEDFORD 166293752Sarybchik case EFX_FAMILY_MEDFORD: 167299517Sarybchik eevop = &__efx_ev_ef10_ops; 168293752Sarybchik break; 169293752Sarybchik#endif /* EFSYS_OPT_MEDFORD */ 170293752Sarybchik 171283514Sarybchik default: 172283514Sarybchik EFSYS_ASSERT(0); 173283514Sarybchik rc = ENOTSUP; 174283514Sarybchik goto fail1; 175283514Sarybchik } 176283514Sarybchik 177227569Sphilip EFSYS_ASSERT3U(enp->en_ev_qcount, ==, 0); 178227569Sphilip 179283514Sarybchik if ((rc = eevop->eevo_init(enp)) != 0) 180283514Sarybchik goto fail2; 181283514Sarybchik 182283514Sarybchik enp->en_eevop = eevop; 183283514Sarybchik enp->en_mod_flags |= EFX_MOD_EV; 184283514Sarybchik return (0); 185283514Sarybchik 186283514Sarybchikfail2: 187283514Sarybchik EFSYS_PROBE(fail2); 188283514Sarybchik 189283514Sarybchikfail1: 190291436Sarybchik EFSYS_PROBE1(fail1, efx_rc_t, rc); 191283514Sarybchik 192283514Sarybchik enp->en_eevop = NULL; 193283514Sarybchik enp->en_mod_flags &= ~EFX_MOD_EV; 194283514Sarybchik return (rc); 195283514Sarybchik} 196283514Sarybchik 197283514Sarybchik void 198283514Sarybchikefx_ev_fini( 199283514Sarybchik __in efx_nic_t *enp) 200283514Sarybchik{ 201299517Sarybchik const efx_ev_ops_t *eevop = enp->en_eevop; 202283514Sarybchik 203283514Sarybchik EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC); 204283514Sarybchik EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_INTR); 205283514Sarybchik EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_EV); 206283514Sarybchik EFSYS_ASSERT(!(enp->en_mod_flags & EFX_MOD_RX)); 207283514Sarybchik EFSYS_ASSERT(!(enp->en_mod_flags & EFX_MOD_TX)); 208283514Sarybchik EFSYS_ASSERT3U(enp->en_ev_qcount, ==, 0); 209283514Sarybchik 210283514Sarybchik eevop->eevo_fini(enp); 211283514Sarybchik 212283514Sarybchik enp->en_eevop = NULL; 213283514Sarybchik enp->en_mod_flags &= ~EFX_MOD_EV; 214283514Sarybchik} 215283514Sarybchik 216283514Sarybchik 217291436Sarybchik __checkReturn efx_rc_t 218283514Sarybchikefx_ev_qcreate( 219283514Sarybchik __in efx_nic_t *enp, 220283514Sarybchik __in unsigned int index, 221283514Sarybchik __in efsys_mem_t *esmp, 222283514Sarybchik __in size_t n, 223283514Sarybchik __in uint32_t id, 224301122Sarybchik __in uint32_t us, 225310939Sarybchik __in uint32_t flags, 226283514Sarybchik __deref_out efx_evq_t **eepp) 227283514Sarybchik{ 228299517Sarybchik const efx_ev_ops_t *eevop = enp->en_eevop; 229283514Sarybchik efx_nic_cfg_t *encp = &(enp->en_nic_cfg); 230283514Sarybchik efx_evq_t *eep; 231291436Sarybchik efx_rc_t rc; 232283514Sarybchik 233283514Sarybchik EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC); 234283514Sarybchik EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_EV); 235283514Sarybchik 236283514Sarybchik EFSYS_ASSERT3U(enp->en_ev_qcount + 1, <, encp->enc_evq_limit); 237283514Sarybchik 238311031Sarybchik switch (flags & EFX_EVQ_FLAGS_NOTIFY_MASK) { 239311031Sarybchik case EFX_EVQ_FLAGS_NOTIFY_INTERRUPT: 240311031Sarybchik break; 241311031Sarybchik case EFX_EVQ_FLAGS_NOTIFY_DISABLED: 242311031Sarybchik if (us != 0) { 243311031Sarybchik rc = EINVAL; 244311031Sarybchik goto fail1; 245311031Sarybchik } 246311031Sarybchik break; 247311031Sarybchik default: 248311031Sarybchik rc = EINVAL; 249311031Sarybchik goto fail2; 250311031Sarybchik } 251311031Sarybchik 252283514Sarybchik /* Allocate an EVQ object */ 253283514Sarybchik EFSYS_KMEM_ALLOC(enp->en_esip, sizeof (efx_evq_t), eep); 254283514Sarybchik if (eep == NULL) { 255283514Sarybchik rc = ENOMEM; 256311031Sarybchik goto fail3; 257283514Sarybchik } 258283514Sarybchik 259283514Sarybchik eep->ee_magic = EFX_EVQ_MAGIC; 260283514Sarybchik eep->ee_enp = enp; 261283514Sarybchik eep->ee_index = index; 262283514Sarybchik eep->ee_mask = n - 1; 263311031Sarybchik eep->ee_flags = flags; 264283514Sarybchik eep->ee_esmp = esmp; 265283514Sarybchik 266300605Sarybchik /* 267300605Sarybchik * Set outputs before the queue is created because interrupts may be 268300605Sarybchik * raised for events immediately after the queue is created, before the 269300605Sarybchik * function call below returns. See bug58606. 270300605Sarybchik * 271300605Sarybchik * The eepp pointer passed in by the client must therefore point to data 272300605Sarybchik * shared with the client's event processing context. 273300605Sarybchik */ 274300605Sarybchik enp->en_ev_qcount++; 275300605Sarybchik *eepp = eep; 276300605Sarybchik 277310939Sarybchik if ((rc = eevop->eevo_qcreate(enp, index, esmp, n, id, us, flags, 278310939Sarybchik eep)) != 0) 279311031Sarybchik goto fail4; 280283514Sarybchik 281283514Sarybchik return (0); 282283514Sarybchik 283311031Sarybchikfail4: 284311031Sarybchik EFSYS_PROBE(fail4); 285300605Sarybchik 286300605Sarybchik *eepp = NULL; 287300605Sarybchik enp->en_ev_qcount--; 288283514Sarybchik EFSYS_KMEM_FREE(enp->en_esip, sizeof (efx_evq_t), eep); 289311031Sarybchikfail3: 290311031Sarybchik EFSYS_PROBE(fail3); 291311031Sarybchikfail2: 292311031Sarybchik EFSYS_PROBE(fail2); 293283514Sarybchikfail1: 294291436Sarybchik EFSYS_PROBE1(fail1, efx_rc_t, rc); 295283514Sarybchik return (rc); 296283514Sarybchik} 297283514Sarybchik 298283514Sarybchik void 299283514Sarybchikefx_ev_qdestroy( 300283514Sarybchik __in efx_evq_t *eep) 301283514Sarybchik{ 302283514Sarybchik efx_nic_t *enp = eep->ee_enp; 303299517Sarybchik const efx_ev_ops_t *eevop = enp->en_eevop; 304283514Sarybchik 305283514Sarybchik EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC); 306283514Sarybchik 307283514Sarybchik EFSYS_ASSERT(enp->en_ev_qcount != 0); 308283514Sarybchik --enp->en_ev_qcount; 309283514Sarybchik 310283514Sarybchik eevop->eevo_qdestroy(eep); 311283514Sarybchik 312283514Sarybchik /* Free the EVQ object */ 313283514Sarybchik EFSYS_KMEM_FREE(enp->en_esip, sizeof (efx_evq_t), eep); 314283514Sarybchik} 315283514Sarybchik 316291436Sarybchik __checkReturn efx_rc_t 317283514Sarybchikefx_ev_qprime( 318283514Sarybchik __in efx_evq_t *eep, 319283514Sarybchik __in unsigned int count) 320283514Sarybchik{ 321283514Sarybchik efx_nic_t *enp = eep->ee_enp; 322299517Sarybchik const efx_ev_ops_t *eevop = enp->en_eevop; 323291436Sarybchik efx_rc_t rc; 324283514Sarybchik 325283514Sarybchik EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC); 326283514Sarybchik 327283514Sarybchik if (!(enp->en_mod_flags & EFX_MOD_INTR)) { 328283514Sarybchik rc = EINVAL; 329283514Sarybchik goto fail1; 330283514Sarybchik } 331283514Sarybchik 332283514Sarybchik if ((rc = eevop->eevo_qprime(eep, count)) != 0) 333283514Sarybchik goto fail2; 334283514Sarybchik 335283514Sarybchik return (0); 336283514Sarybchik 337283514Sarybchikfail2: 338283514Sarybchik EFSYS_PROBE(fail2); 339283514Sarybchikfail1: 340291436Sarybchik EFSYS_PROBE1(fail1, efx_rc_t, rc); 341283514Sarybchik return (rc); 342283514Sarybchik} 343283514Sarybchik 344283514Sarybchik __checkReturn boolean_t 345283514Sarybchikefx_ev_qpending( 346283514Sarybchik __in efx_evq_t *eep, 347283514Sarybchik __in unsigned int count) 348283514Sarybchik{ 349283514Sarybchik size_t offset; 350283514Sarybchik efx_qword_t qword; 351283514Sarybchik 352283514Sarybchik EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC); 353283514Sarybchik 354283514Sarybchik offset = (count & eep->ee_mask) * sizeof (efx_qword_t); 355283514Sarybchik EFSYS_MEM_READQ(eep->ee_esmp, offset, &qword); 356283514Sarybchik 357283514Sarybchik return (EFX_EV_PRESENT(qword)); 358283514Sarybchik} 359283514Sarybchik 360283514Sarybchik#if EFSYS_OPT_EV_PREFETCH 361283514Sarybchik 362283514Sarybchik void 363283514Sarybchikefx_ev_qprefetch( 364283514Sarybchik __in efx_evq_t *eep, 365283514Sarybchik __in unsigned int count) 366283514Sarybchik{ 367283514Sarybchik unsigned int offset; 368283514Sarybchik 369283514Sarybchik EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC); 370283514Sarybchik 371283514Sarybchik offset = (count & eep->ee_mask) * sizeof (efx_qword_t); 372283514Sarybchik EFSYS_MEM_PREFETCH(eep->ee_esmp, offset); 373283514Sarybchik} 374283514Sarybchik 375283514Sarybchik#endif /* EFSYS_OPT_EV_PREFETCH */ 376283514Sarybchik 377311482Sarybchik#define EFX_EV_BATCH 8 378311482Sarybchik 379283514Sarybchik void 380283514Sarybchikefx_ev_qpoll( 381283514Sarybchik __in efx_evq_t *eep, 382283514Sarybchik __inout unsigned int *countp, 383283514Sarybchik __in const efx_ev_callbacks_t *eecp, 384283514Sarybchik __in_opt void *arg) 385283514Sarybchik{ 386311482Sarybchik efx_qword_t ev[EFX_EV_BATCH]; 387311482Sarybchik unsigned int batch; 388311482Sarybchik unsigned int total; 389311482Sarybchik unsigned int count; 390311482Sarybchik unsigned int index; 391311482Sarybchik size_t offset; 392283514Sarybchik 393311482Sarybchik /* Ensure events codes match for EF10 (Huntington/Medford) and Siena */ 394283514Sarybchik EFX_STATIC_ASSERT(ESF_DZ_EV_CODE_LBN == FSF_AZ_EV_CODE_LBN); 395283514Sarybchik EFX_STATIC_ASSERT(ESF_DZ_EV_CODE_WIDTH == FSF_AZ_EV_CODE_WIDTH); 396283514Sarybchik 397283514Sarybchik EFX_STATIC_ASSERT(ESE_DZ_EV_CODE_RX_EV == FSE_AZ_EV_CODE_RX_EV); 398283514Sarybchik EFX_STATIC_ASSERT(ESE_DZ_EV_CODE_TX_EV == FSE_AZ_EV_CODE_TX_EV); 399283514Sarybchik EFX_STATIC_ASSERT(ESE_DZ_EV_CODE_DRIVER_EV == FSE_AZ_EV_CODE_DRIVER_EV); 400283514Sarybchik EFX_STATIC_ASSERT(ESE_DZ_EV_CODE_DRV_GEN_EV == 401283514Sarybchik FSE_AZ_EV_CODE_DRV_GEN_EV); 402283514Sarybchik#if EFSYS_OPT_MCDI 403283514Sarybchik EFX_STATIC_ASSERT(ESE_DZ_EV_CODE_MCDI_EV == 404283514Sarybchik FSE_AZ_EV_CODE_MCDI_EVRESPONSE); 405283514Sarybchik#endif 406311482Sarybchik 407311482Sarybchik EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC); 408311482Sarybchik EFSYS_ASSERT(countp != NULL); 409311482Sarybchik EFSYS_ASSERT(eecp != NULL); 410311482Sarybchik 411311482Sarybchik count = *countp; 412311482Sarybchik do { 413311482Sarybchik /* Read up until the end of the batch period */ 414311482Sarybchik batch = EFX_EV_BATCH - (count & (EFX_EV_BATCH - 1)); 415311482Sarybchik offset = (count & eep->ee_mask) * sizeof (efx_qword_t); 416311482Sarybchik for (total = 0; total < batch; ++total) { 417311482Sarybchik EFSYS_MEM_READQ(eep->ee_esmp, offset, &(ev[total])); 418311482Sarybchik 419311482Sarybchik if (!EFX_EV_PRESENT(ev[total])) 420311482Sarybchik break; 421311482Sarybchik 422311482Sarybchik EFSYS_PROBE3(event, unsigned int, eep->ee_index, 423311482Sarybchik uint32_t, EFX_QWORD_FIELD(ev[total], EFX_DWORD_1), 424311482Sarybchik uint32_t, EFX_QWORD_FIELD(ev[total], EFX_DWORD_0)); 425311482Sarybchik 426311482Sarybchik offset += sizeof (efx_qword_t); 427311482Sarybchik } 428311482Sarybchik 429311482Sarybchik#if EFSYS_OPT_EV_PREFETCH && (EFSYS_OPT_EV_PREFETCH_PERIOD > 1) 430311482Sarybchik /* 431311482Sarybchik * Prefetch the next batch when we get within PREFETCH_PERIOD 432311482Sarybchik * of a completed batch. If the batch is smaller, then prefetch 433311482Sarybchik * immediately. 434311482Sarybchik */ 435311482Sarybchik if (total == batch && total < EFSYS_OPT_EV_PREFETCH_PERIOD) 436311482Sarybchik EFSYS_MEM_PREFETCH(eep->ee_esmp, offset); 437311482Sarybchik#endif /* EFSYS_OPT_EV_PREFETCH */ 438311482Sarybchik 439311482Sarybchik /* Process the batch of events */ 440311482Sarybchik for (index = 0; index < total; ++index) { 441311482Sarybchik boolean_t should_abort; 442311482Sarybchik uint32_t code; 443311482Sarybchik 444311482Sarybchik#if EFSYS_OPT_EV_PREFETCH 445311482Sarybchik /* Prefetch if we've now reached the batch period */ 446311482Sarybchik if (total == batch && 447311482Sarybchik index + EFSYS_OPT_EV_PREFETCH_PERIOD == total) { 448311482Sarybchik offset = (count + batch) & eep->ee_mask; 449311482Sarybchik offset *= sizeof (efx_qword_t); 450311482Sarybchik 451311482Sarybchik EFSYS_MEM_PREFETCH(eep->ee_esmp, offset); 452311482Sarybchik } 453311482Sarybchik#endif /* EFSYS_OPT_EV_PREFETCH */ 454311482Sarybchik 455311482Sarybchik EFX_EV_QSTAT_INCR(eep, EV_ALL); 456311482Sarybchik 457311482Sarybchik code = EFX_QWORD_FIELD(ev[index], FSF_AZ_EV_CODE); 458311482Sarybchik switch (code) { 459311482Sarybchik case FSE_AZ_EV_CODE_RX_EV: 460311482Sarybchik should_abort = eep->ee_rx(eep, 461311482Sarybchik &(ev[index]), eecp, arg); 462311482Sarybchik break; 463311482Sarybchik case FSE_AZ_EV_CODE_TX_EV: 464311482Sarybchik should_abort = eep->ee_tx(eep, 465311482Sarybchik &(ev[index]), eecp, arg); 466311482Sarybchik break; 467311482Sarybchik case FSE_AZ_EV_CODE_DRIVER_EV: 468311482Sarybchik should_abort = eep->ee_driver(eep, 469311482Sarybchik &(ev[index]), eecp, arg); 470311482Sarybchik break; 471311482Sarybchik case FSE_AZ_EV_CODE_DRV_GEN_EV: 472311482Sarybchik should_abort = eep->ee_drv_gen(eep, 473311482Sarybchik &(ev[index]), eecp, arg); 474311482Sarybchik break; 475311482Sarybchik#if EFSYS_OPT_MCDI 476311482Sarybchik case FSE_AZ_EV_CODE_MCDI_EVRESPONSE: 477311482Sarybchik should_abort = eep->ee_mcdi(eep, 478311482Sarybchik &(ev[index]), eecp, arg); 479311482Sarybchik break; 480311482Sarybchik#endif 481311482Sarybchik case FSE_AZ_EV_CODE_GLOBAL_EV: 482311482Sarybchik if (eep->ee_global) { 483311482Sarybchik should_abort = eep->ee_global(eep, 484311482Sarybchik &(ev[index]), eecp, arg); 485311482Sarybchik break; 486311482Sarybchik } 487311482Sarybchik /* else fallthrough */ 488311482Sarybchik default: 489311482Sarybchik EFSYS_PROBE3(bad_event, 490311482Sarybchik unsigned int, eep->ee_index, 491311482Sarybchik uint32_t, 492311482Sarybchik EFX_QWORD_FIELD(ev[index], EFX_DWORD_1), 493311482Sarybchik uint32_t, 494311482Sarybchik EFX_QWORD_FIELD(ev[index], EFX_DWORD_0)); 495311482Sarybchik 496311482Sarybchik EFSYS_ASSERT(eecp->eec_exception != NULL); 497311482Sarybchik (void) eecp->eec_exception(arg, 498311482Sarybchik EFX_EXCEPTION_EV_ERROR, code); 499311482Sarybchik should_abort = B_TRUE; 500311482Sarybchik } 501311482Sarybchik if (should_abort) { 502311482Sarybchik /* Ignore subsequent events */ 503311482Sarybchik total = index + 1; 504311482Sarybchik break; 505311482Sarybchik } 506311482Sarybchik } 507311482Sarybchik 508311482Sarybchik /* 509311482Sarybchik * Now that the hardware has most likely moved onto dma'ing 510311482Sarybchik * into the next cache line, clear the processed events. Take 511311482Sarybchik * care to only clear out events that we've processed 512311482Sarybchik */ 513311482Sarybchik EFX_SET_QWORD(ev[0]); 514311482Sarybchik offset = (count & eep->ee_mask) * sizeof (efx_qword_t); 515311482Sarybchik for (index = 0; index < total; ++index) { 516311482Sarybchik EFSYS_MEM_WRITEQ(eep->ee_esmp, offset, &(ev[0])); 517311482Sarybchik offset += sizeof (efx_qword_t); 518311482Sarybchik } 519311482Sarybchik 520311482Sarybchik count += total; 521311482Sarybchik 522311482Sarybchik } while (total == batch); 523311482Sarybchik 524311482Sarybchik *countp = count; 525283514Sarybchik} 526283514Sarybchik 527283514Sarybchik void 528283514Sarybchikefx_ev_qpost( 529283514Sarybchik __in efx_evq_t *eep, 530283514Sarybchik __in uint16_t data) 531283514Sarybchik{ 532283514Sarybchik efx_nic_t *enp = eep->ee_enp; 533299517Sarybchik const efx_ev_ops_t *eevop = enp->en_eevop; 534283514Sarybchik 535283514Sarybchik EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC); 536283514Sarybchik 537283514Sarybchik EFSYS_ASSERT(eevop != NULL && 538283514Sarybchik eevop->eevo_qpost != NULL); 539283514Sarybchik 540283514Sarybchik eevop->eevo_qpost(eep, data); 541283514Sarybchik} 542283514Sarybchik 543291436Sarybchik __checkReturn efx_rc_t 544301308Sarybchikefx_ev_usecs_to_ticks( 545301308Sarybchik __in efx_nic_t *enp, 546301308Sarybchik __in unsigned int us, 547301308Sarybchik __out unsigned int *ticksp) 548301308Sarybchik{ 549301308Sarybchik efx_nic_cfg_t *encp = &(enp->en_nic_cfg); 550301308Sarybchik unsigned int ticks; 551301308Sarybchik 552301308Sarybchik /* Convert microseconds to a timer tick count */ 553301308Sarybchik if (us == 0) 554301308Sarybchik ticks = 0; 555301308Sarybchik else if (us * 1000 < encp->enc_evq_timer_quantum_ns) 556301308Sarybchik ticks = 1; /* Never round down to zero */ 557301308Sarybchik else 558301308Sarybchik ticks = us * 1000 / encp->enc_evq_timer_quantum_ns; 559301308Sarybchik 560301308Sarybchik *ticksp = ticks; 561301308Sarybchik return (0); 562301308Sarybchik} 563301308Sarybchik 564301308Sarybchik __checkReturn efx_rc_t 565283514Sarybchikefx_ev_qmoderate( 566283514Sarybchik __in efx_evq_t *eep, 567283514Sarybchik __in unsigned int us) 568283514Sarybchik{ 569283514Sarybchik efx_nic_t *enp = eep->ee_enp; 570299517Sarybchik const efx_ev_ops_t *eevop = enp->en_eevop; 571291436Sarybchik efx_rc_t rc; 572283514Sarybchik 573283514Sarybchik EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC); 574283514Sarybchik 575311031Sarybchik if ((eep->ee_flags & EFX_EVQ_FLAGS_NOTIFY_MASK) == 576311031Sarybchik EFX_EVQ_FLAGS_NOTIFY_DISABLED) { 577311031Sarybchik rc = EINVAL; 578283514Sarybchik goto fail1; 579311031Sarybchik } 580283514Sarybchik 581311031Sarybchik if ((rc = eevop->eevo_qmoderate(eep, us)) != 0) 582311031Sarybchik goto fail2; 583311031Sarybchik 584283514Sarybchik return (0); 585283514Sarybchik 586311031Sarybchikfail2: 587311031Sarybchik EFSYS_PROBE(fail2); 588283514Sarybchikfail1: 589291436Sarybchik EFSYS_PROBE1(fail1, efx_rc_t, rc); 590283514Sarybchik return (rc); 591283514Sarybchik} 592283514Sarybchik 593283514Sarybchik#if EFSYS_OPT_QSTATS 594283514Sarybchik void 595283514Sarybchikefx_ev_qstats_update( 596283514Sarybchik __in efx_evq_t *eep, 597283514Sarybchik __inout_ecount(EV_NQSTATS) efsys_stat_t *stat) 598283514Sarybchik 599283514Sarybchik{ efx_nic_t *enp = eep->ee_enp; 600299517Sarybchik const efx_ev_ops_t *eevop = enp->en_eevop; 601283514Sarybchik 602283514Sarybchik EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC); 603283514Sarybchik 604283514Sarybchik eevop->eevo_qstats_update(eep, stat); 605283514Sarybchik} 606283514Sarybchik 607283514Sarybchik#endif /* EFSYS_OPT_QSTATS */ 608283514Sarybchik 609299320Sarybchik#if EFSYS_OPT_SIENA 610283514Sarybchik 611291436Sarybchikstatic __checkReturn efx_rc_t 612299607Sarybchiksiena_ev_init( 613283514Sarybchik __in efx_nic_t *enp) 614283514Sarybchik{ 615283514Sarybchik efx_oword_t oword; 616283514Sarybchik 617283514Sarybchik /* 618227569Sphilip * Program the event queue for receive and transmit queue 619227569Sphilip * flush events. 620227569Sphilip */ 621227569Sphilip EFX_BAR_READO(enp, FR_AZ_DP_CTRL_REG, &oword); 622227569Sphilip EFX_SET_OWORD_FIELD(oword, FRF_AZ_FLS_EVQ_ID, 0); 623227569Sphilip EFX_BAR_WRITEO(enp, FR_AZ_DP_CTRL_REG, &oword); 624227569Sphilip 625227569Sphilip return (0); 626227569Sphilip 627227569Sphilip} 628227569Sphilip 629227569Sphilipstatic __checkReturn boolean_t 630299607Sarybchiksiena_ev_rx_not_ok( 631227569Sphilip __in efx_evq_t *eep, 632227569Sphilip __in efx_qword_t *eqp, 633227569Sphilip __in uint32_t label, 634227569Sphilip __in uint32_t id, 635227569Sphilip __inout uint16_t *flagsp) 636227569Sphilip{ 637227569Sphilip boolean_t ignore = B_FALSE; 638227569Sphilip 639227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_TOBE_DISC) != 0) { 640227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_TOBE_DISC); 641227569Sphilip EFSYS_PROBE(tobe_disc); 642278839Sarybchik /* 643278839Sarybchik * Assume this is a unicast address mismatch, unless below 644227569Sphilip * we find either FSF_AZ_RX_EV_ETH_CRC_ERR or 645227569Sphilip * EV_RX_PAUSE_FRM_ERR is set. 646227569Sphilip */ 647227569Sphilip (*flagsp) |= EFX_ADDR_MISMATCH; 648227569Sphilip } 649227569Sphilip 650227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_FRM_TRUNC) != 0) { 651227569Sphilip EFSYS_PROBE2(frm_trunc, uint32_t, label, uint32_t, id); 652227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_FRM_TRUNC); 653227569Sphilip (*flagsp) |= EFX_DISCARD; 654227569Sphilip 655293806Sarybchik#if EFSYS_OPT_RX_SCATTER 656278839Sarybchik /* 657278839Sarybchik * Lookout for payload queue ran dry errors and ignore them. 658227569Sphilip * 659227569Sphilip * Sadly for the header/data split cases, the descriptor 660227569Sphilip * pointer in this event refers to the header queue and 661227569Sphilip * therefore cannot be easily detected as duplicate. 662227569Sphilip * So we drop these and rely on the receive processing seeing 663227569Sphilip * a subsequent packet with FSF_AZ_RX_EV_SOP set to discard 664227569Sphilip * the partially received packet. 665227569Sphilip */ 666227569Sphilip if ((EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_SOP) == 0) && 667227569Sphilip (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_JUMBO_CONT) == 0) && 668227569Sphilip (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_BYTE_CNT) == 0)) 669227569Sphilip ignore = B_TRUE; 670293806Sarybchik#endif /* EFSYS_OPT_RX_SCATTER */ 671227569Sphilip } 672227569Sphilip 673227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_ETH_CRC_ERR) != 0) { 674227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_ETH_CRC_ERR); 675227569Sphilip EFSYS_PROBE(crc_err); 676227569Sphilip (*flagsp) &= ~EFX_ADDR_MISMATCH; 677227569Sphilip (*flagsp) |= EFX_DISCARD; 678227569Sphilip } 679227569Sphilip 680227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_PAUSE_FRM_ERR) != 0) { 681227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_PAUSE_FRM_ERR); 682227569Sphilip EFSYS_PROBE(pause_frm_err); 683227569Sphilip (*flagsp) &= ~EFX_ADDR_MISMATCH; 684227569Sphilip (*flagsp) |= EFX_DISCARD; 685227569Sphilip } 686227569Sphilip 687227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_BUF_OWNER_ID_ERR) != 0) { 688227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_BUF_OWNER_ID_ERR); 689227569Sphilip EFSYS_PROBE(owner_id_err); 690227569Sphilip (*flagsp) |= EFX_DISCARD; 691227569Sphilip } 692227569Sphilip 693227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_IP_HDR_CHKSUM_ERR) != 0) { 694227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_IPV4_HDR_CHKSUM_ERR); 695227569Sphilip EFSYS_PROBE(ipv4_err); 696227569Sphilip (*flagsp) &= ~EFX_CKSUM_IPV4; 697227569Sphilip } 698227569Sphilip 699227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_TCP_UDP_CHKSUM_ERR) != 0) { 700227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_TCP_UDP_CHKSUM_ERR); 701227569Sphilip EFSYS_PROBE(udp_chk_err); 702227569Sphilip (*flagsp) &= ~EFX_CKSUM_TCPUDP; 703227569Sphilip } 704227569Sphilip 705227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_IP_FRAG_ERR) != 0) { 706227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_IP_FRAG_ERR); 707227569Sphilip 708227569Sphilip /* 709227569Sphilip * If IP is fragmented FSF_AZ_RX_EV_IP_FRAG_ERR is set. This 710227569Sphilip * causes FSF_AZ_RX_EV_PKT_OK to be clear. This is not an error 711227569Sphilip * condition. 712227569Sphilip */ 713227569Sphilip (*flagsp) &= ~(EFX_PKT_TCP | EFX_PKT_UDP | EFX_CKSUM_TCPUDP); 714227569Sphilip } 715227569Sphilip 716227569Sphilip return (ignore); 717227569Sphilip} 718227569Sphilip 719227569Sphilipstatic __checkReturn boolean_t 720299607Sarybchiksiena_ev_rx( 721227569Sphilip __in efx_evq_t *eep, 722227569Sphilip __in efx_qword_t *eqp, 723227569Sphilip __in const efx_ev_callbacks_t *eecp, 724227569Sphilip __in_opt void *arg) 725227569Sphilip{ 726227569Sphilip uint32_t id; 727227569Sphilip uint32_t size; 728227569Sphilip uint32_t label; 729227569Sphilip boolean_t ok; 730293806Sarybchik#if EFSYS_OPT_RX_SCATTER 731227569Sphilip boolean_t sop; 732227569Sphilip boolean_t jumbo_cont; 733293806Sarybchik#endif /* EFSYS_OPT_RX_SCATTER */ 734227569Sphilip uint32_t hdr_type; 735227569Sphilip boolean_t is_v6; 736227569Sphilip uint16_t flags; 737227569Sphilip boolean_t ignore; 738227569Sphilip boolean_t should_abort; 739227569Sphilip 740227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX); 741227569Sphilip 742227569Sphilip /* Basic packet information */ 743227569Sphilip id = EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_DESC_PTR); 744227569Sphilip size = EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_BYTE_CNT); 745227569Sphilip label = EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_Q_LABEL); 746227569Sphilip ok = (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_PKT_OK) != 0); 747227569Sphilip 748293806Sarybchik#if EFSYS_OPT_RX_SCATTER 749227569Sphilip sop = (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_SOP) != 0); 750227569Sphilip jumbo_cont = (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_JUMBO_CONT) != 0); 751293806Sarybchik#endif /* EFSYS_OPT_RX_SCATTER */ 752227569Sphilip 753227569Sphilip hdr_type = EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_HDR_TYPE); 754227569Sphilip 755299403Sarybchik is_v6 = (EFX_QWORD_FIELD(*eqp, FSF_CZ_RX_EV_IPV6_PKT) != 0); 756227569Sphilip 757227569Sphilip /* 758227569Sphilip * If packet is marked as OK and packet type is TCP/IP or 759227569Sphilip * UDP/IP or other IP, then we can rely on the hardware checksums. 760227569Sphilip */ 761227569Sphilip switch (hdr_type) { 762227569Sphilip case FSE_AZ_RX_EV_HDR_TYPE_IPV4V6_TCP: 763227569Sphilip flags = EFX_PKT_TCP | EFX_CKSUM_TCPUDP; 764227569Sphilip if (is_v6) { 765227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_TCP_IPV6); 766227569Sphilip flags |= EFX_PKT_IPV6; 767227569Sphilip } else { 768227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_TCP_IPV4); 769227569Sphilip flags |= EFX_PKT_IPV4 | EFX_CKSUM_IPV4; 770227569Sphilip } 771227569Sphilip break; 772227569Sphilip 773227569Sphilip case FSE_AZ_RX_EV_HDR_TYPE_IPV4V6_UDP: 774227569Sphilip flags = EFX_PKT_UDP | EFX_CKSUM_TCPUDP; 775227569Sphilip if (is_v6) { 776227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_UDP_IPV6); 777227569Sphilip flags |= EFX_PKT_IPV6; 778227569Sphilip } else { 779227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_UDP_IPV4); 780227569Sphilip flags |= EFX_PKT_IPV4 | EFX_CKSUM_IPV4; 781227569Sphilip } 782227569Sphilip break; 783227569Sphilip 784227569Sphilip case FSE_AZ_RX_EV_HDR_TYPE_IPV4V6_OTHER: 785227569Sphilip if (is_v6) { 786227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_OTHER_IPV6); 787227569Sphilip flags = EFX_PKT_IPV6; 788227569Sphilip } else { 789227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_OTHER_IPV4); 790227569Sphilip flags = EFX_PKT_IPV4 | EFX_CKSUM_IPV4; 791227569Sphilip } 792227569Sphilip break; 793227569Sphilip 794227569Sphilip case FSE_AZ_RX_EV_HDR_TYPE_OTHER: 795227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_NON_IP); 796227569Sphilip flags = 0; 797227569Sphilip break; 798227569Sphilip 799227569Sphilip default: 800227569Sphilip EFSYS_ASSERT(B_FALSE); 801227569Sphilip flags = 0; 802227569Sphilip break; 803227569Sphilip } 804227569Sphilip 805293806Sarybchik#if EFSYS_OPT_RX_SCATTER 806227569Sphilip /* Report scatter and header/lookahead split buffer flags */ 807227569Sphilip if (sop) 808227569Sphilip flags |= EFX_PKT_START; 809227569Sphilip if (jumbo_cont) 810227569Sphilip flags |= EFX_PKT_CONT; 811293806Sarybchik#endif /* EFSYS_OPT_RX_SCATTER */ 812227569Sphilip 813227569Sphilip /* Detect errors included in the FSF_AZ_RX_EV_PKT_OK indication */ 814227569Sphilip if (!ok) { 815299607Sarybchik ignore = siena_ev_rx_not_ok(eep, eqp, label, id, &flags); 816227569Sphilip if (ignore) { 817227569Sphilip EFSYS_PROBE4(rx_complete, uint32_t, label, uint32_t, id, 818227569Sphilip uint32_t, size, uint16_t, flags); 819227569Sphilip 820227569Sphilip return (B_FALSE); 821227569Sphilip } 822227569Sphilip } 823227569Sphilip 824227569Sphilip /* If we're not discarding the packet then it is ok */ 825227569Sphilip if (~flags & EFX_DISCARD) 826227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_OK); 827227569Sphilip 828227569Sphilip /* Detect multicast packets that didn't match the filter */ 829227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_MCAST_PKT) != 0) { 830227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_MCAST_PKT); 831227569Sphilip 832227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_MCAST_HASH_MATCH) != 0) { 833227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_MCAST_HASH_MATCH); 834227569Sphilip } else { 835227569Sphilip EFSYS_PROBE(mcast_mismatch); 836227569Sphilip flags |= EFX_ADDR_MISMATCH; 837227569Sphilip } 838227569Sphilip } else { 839227569Sphilip flags |= EFX_PKT_UNICAST; 840227569Sphilip } 841227569Sphilip 842227569Sphilip /* 843227569Sphilip * The packet parser in Siena can abort parsing packets under 844227569Sphilip * certain error conditions, setting the PKT_NOT_PARSED bit 845227569Sphilip * (which clears PKT_OK). If this is set, then don't trust 846227569Sphilip * the PKT_TYPE field. 847227569Sphilip */ 848299403Sarybchik if (!ok) { 849227569Sphilip uint32_t parse_err; 850227569Sphilip 851227569Sphilip parse_err = EFX_QWORD_FIELD(*eqp, FSF_CZ_RX_EV_PKT_NOT_PARSED); 852227569Sphilip if (parse_err != 0) 853227569Sphilip flags |= EFX_CHECK_VLAN; 854227569Sphilip } 855227569Sphilip 856227569Sphilip if (~flags & EFX_CHECK_VLAN) { 857227569Sphilip uint32_t pkt_type; 858227569Sphilip 859227569Sphilip pkt_type = EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_PKT_TYPE); 860227569Sphilip if (pkt_type >= FSE_AZ_RX_EV_PKT_TYPE_VLAN) 861227569Sphilip flags |= EFX_PKT_VLAN_TAGGED; 862227569Sphilip } 863227569Sphilip 864227569Sphilip EFSYS_PROBE4(rx_complete, uint32_t, label, uint32_t, id, 865227569Sphilip uint32_t, size, uint16_t, flags); 866227569Sphilip 867227569Sphilip EFSYS_ASSERT(eecp->eec_rx != NULL); 868227569Sphilip should_abort = eecp->eec_rx(arg, label, id, size, flags); 869227569Sphilip 870227569Sphilip return (should_abort); 871227569Sphilip} 872227569Sphilip 873227569Sphilipstatic __checkReturn boolean_t 874299607Sarybchiksiena_ev_tx( 875227569Sphilip __in efx_evq_t *eep, 876227569Sphilip __in efx_qword_t *eqp, 877227569Sphilip __in const efx_ev_callbacks_t *eecp, 878227569Sphilip __in_opt void *arg) 879227569Sphilip{ 880227569Sphilip uint32_t id; 881227569Sphilip uint32_t label; 882227569Sphilip boolean_t should_abort; 883227569Sphilip 884227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_TX); 885227569Sphilip 886227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_COMP) != 0 && 887227569Sphilip EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_PKT_ERR) == 0 && 888227569Sphilip EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_PKT_TOO_BIG) == 0 && 889227569Sphilip EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_WQ_FF_FULL) == 0) { 890227569Sphilip 891227569Sphilip id = EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_DESC_PTR); 892227569Sphilip label = EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_Q_LABEL); 893227569Sphilip 894227569Sphilip EFSYS_PROBE2(tx_complete, uint32_t, label, uint32_t, id); 895227569Sphilip 896227569Sphilip EFSYS_ASSERT(eecp->eec_tx != NULL); 897227569Sphilip should_abort = eecp->eec_tx(arg, label, id); 898227569Sphilip 899227569Sphilip return (should_abort); 900227569Sphilip } 901227569Sphilip 902227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_COMP) != 0) 903227569Sphilip EFSYS_PROBE3(bad_event, unsigned int, eep->ee_index, 904227569Sphilip uint32_t, EFX_QWORD_FIELD(*eqp, EFX_DWORD_1), 905227569Sphilip uint32_t, EFX_QWORD_FIELD(*eqp, EFX_DWORD_0)); 906227569Sphilip 907227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_PKT_ERR) != 0) 908227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_TX_PKT_ERR); 909227569Sphilip 910227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_PKT_TOO_BIG) != 0) 911227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_TX_PKT_TOO_BIG); 912227569Sphilip 913227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_WQ_FF_FULL) != 0) 914227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_TX_WQ_FF_FULL); 915227569Sphilip 916227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_TX_UNEXPECTED); 917227569Sphilip return (B_FALSE); 918227569Sphilip} 919227569Sphilip 920227569Sphilipstatic __checkReturn boolean_t 921299607Sarybchiksiena_ev_global( 922227569Sphilip __in efx_evq_t *eep, 923227569Sphilip __in efx_qword_t *eqp, 924227569Sphilip __in const efx_ev_callbacks_t *eecp, 925227569Sphilip __in_opt void *arg) 926227569Sphilip{ 927299404Sarybchik _NOTE(ARGUNUSED(eqp, eecp, arg)) 928227569Sphilip 929227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_GLOBAL); 930227569Sphilip 931299404Sarybchik return (B_FALSE); 932227569Sphilip} 933227569Sphilip 934227569Sphilipstatic __checkReturn boolean_t 935299607Sarybchiksiena_ev_driver( 936227569Sphilip __in efx_evq_t *eep, 937227569Sphilip __in efx_qword_t *eqp, 938227569Sphilip __in const efx_ev_callbacks_t *eecp, 939227569Sphilip __in_opt void *arg) 940227569Sphilip{ 941227569Sphilip boolean_t should_abort; 942227569Sphilip 943227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_DRIVER); 944227569Sphilip should_abort = B_FALSE; 945227569Sphilip 946227569Sphilip switch (EFX_QWORD_FIELD(*eqp, FSF_AZ_DRIVER_EV_SUBCODE)) { 947227569Sphilip case FSE_AZ_TX_DESCQ_FLS_DONE_EV: { 948264461Sgnn uint32_t txq_index; 949227569Sphilip 950227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_DRIVER_TX_DESCQ_FLS_DONE); 951227569Sphilip 952264461Sgnn txq_index = EFX_QWORD_FIELD(*eqp, FSF_AZ_DRIVER_EV_SUBDATA); 953227569Sphilip 954264461Sgnn EFSYS_PROBE1(tx_descq_fls_done, uint32_t, txq_index); 955227569Sphilip 956227569Sphilip EFSYS_ASSERT(eecp->eec_txq_flush_done != NULL); 957264461Sgnn should_abort = eecp->eec_txq_flush_done(arg, txq_index); 958227569Sphilip 959227569Sphilip break; 960227569Sphilip } 961227569Sphilip case FSE_AZ_RX_DESCQ_FLS_DONE_EV: { 962264461Sgnn uint32_t rxq_index; 963227569Sphilip uint32_t failed; 964227569Sphilip 965264461Sgnn rxq_index = EFX_QWORD_FIELD(*eqp, FSF_AZ_DRIVER_EV_RX_DESCQ_ID); 966227569Sphilip failed = EFX_QWORD_FIELD(*eqp, FSF_AZ_DRIVER_EV_RX_FLUSH_FAIL); 967227569Sphilip 968227569Sphilip EFSYS_ASSERT(eecp->eec_rxq_flush_done != NULL); 969227569Sphilip EFSYS_ASSERT(eecp->eec_rxq_flush_failed != NULL); 970227569Sphilip 971227569Sphilip if (failed) { 972227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_DRIVER_RX_DESCQ_FLS_FAILED); 973227569Sphilip 974264461Sgnn EFSYS_PROBE1(rx_descq_fls_failed, uint32_t, rxq_index); 975227569Sphilip 976283514Sarybchik should_abort = eecp->eec_rxq_flush_failed(arg, 977283514Sarybchik rxq_index); 978227569Sphilip } else { 979227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_DRIVER_RX_DESCQ_FLS_DONE); 980227569Sphilip 981264461Sgnn EFSYS_PROBE1(rx_descq_fls_done, uint32_t, rxq_index); 982227569Sphilip 983264461Sgnn should_abort = eecp->eec_rxq_flush_done(arg, rxq_index); 984227569Sphilip } 985227569Sphilip 986227569Sphilip break; 987227569Sphilip } 988227569Sphilip case FSE_AZ_EVQ_INIT_DONE_EV: 989227569Sphilip EFSYS_ASSERT(eecp->eec_initialized != NULL); 990227569Sphilip should_abort = eecp->eec_initialized(arg); 991227569Sphilip 992227569Sphilip break; 993227569Sphilip 994227569Sphilip case FSE_AZ_EVQ_NOT_EN_EV: 995227569Sphilip EFSYS_PROBE(evq_not_en); 996227569Sphilip break; 997227569Sphilip 998227569Sphilip case FSE_AZ_SRM_UPD_DONE_EV: { 999227569Sphilip uint32_t code; 1000227569Sphilip 1001227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_DRIVER_SRM_UPD_DONE); 1002227569Sphilip 1003227569Sphilip code = EFX_QWORD_FIELD(*eqp, FSF_AZ_DRIVER_EV_SUBDATA); 1004227569Sphilip 1005227569Sphilip EFSYS_ASSERT(eecp->eec_sram != NULL); 1006227569Sphilip should_abort = eecp->eec_sram(arg, code); 1007227569Sphilip 1008227569Sphilip break; 1009227569Sphilip } 1010227569Sphilip case FSE_AZ_WAKE_UP_EV: { 1011227569Sphilip uint32_t id; 1012227569Sphilip 1013227569Sphilip id = EFX_QWORD_FIELD(*eqp, FSF_AZ_DRIVER_EV_SUBDATA); 1014227569Sphilip 1015227569Sphilip EFSYS_ASSERT(eecp->eec_wake_up != NULL); 1016227569Sphilip should_abort = eecp->eec_wake_up(arg, id); 1017227569Sphilip 1018227569Sphilip break; 1019227569Sphilip } 1020227569Sphilip case FSE_AZ_TX_PKT_NON_TCP_UDP: 1021227569Sphilip EFSYS_PROBE(tx_pkt_non_tcp_udp); 1022227569Sphilip break; 1023227569Sphilip 1024227569Sphilip case FSE_AZ_TIMER_EV: { 1025227569Sphilip uint32_t id; 1026227569Sphilip 1027227569Sphilip id = EFX_QWORD_FIELD(*eqp, FSF_AZ_DRIVER_EV_SUBDATA); 1028227569Sphilip 1029227569Sphilip EFSYS_ASSERT(eecp->eec_timer != NULL); 1030227569Sphilip should_abort = eecp->eec_timer(arg, id); 1031227569Sphilip 1032227569Sphilip break; 1033227569Sphilip } 1034227569Sphilip case FSE_AZ_RX_DSC_ERROR_EV: 1035227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_DRIVER_RX_DSC_ERROR); 1036227569Sphilip 1037227569Sphilip EFSYS_PROBE(rx_dsc_error); 1038227569Sphilip 1039227569Sphilip EFSYS_ASSERT(eecp->eec_exception != NULL); 1040227569Sphilip should_abort = eecp->eec_exception(arg, 1041227569Sphilip EFX_EXCEPTION_RX_DSC_ERROR, 0); 1042227569Sphilip 1043227569Sphilip break; 1044227569Sphilip 1045227569Sphilip case FSE_AZ_TX_DSC_ERROR_EV: 1046227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_DRIVER_TX_DSC_ERROR); 1047227569Sphilip 1048227569Sphilip EFSYS_PROBE(tx_dsc_error); 1049227569Sphilip 1050227569Sphilip EFSYS_ASSERT(eecp->eec_exception != NULL); 1051227569Sphilip should_abort = eecp->eec_exception(arg, 1052227569Sphilip EFX_EXCEPTION_TX_DSC_ERROR, 0); 1053227569Sphilip 1054227569Sphilip break; 1055227569Sphilip 1056227569Sphilip default: 1057227569Sphilip break; 1058227569Sphilip } 1059227569Sphilip 1060227569Sphilip return (should_abort); 1061227569Sphilip} 1062227569Sphilip 1063227569Sphilipstatic __checkReturn boolean_t 1064299607Sarybchiksiena_ev_drv_gen( 1065227569Sphilip __in efx_evq_t *eep, 1066227569Sphilip __in efx_qword_t *eqp, 1067227569Sphilip __in const efx_ev_callbacks_t *eecp, 1068227569Sphilip __in_opt void *arg) 1069227569Sphilip{ 1070227569Sphilip uint32_t data; 1071227569Sphilip boolean_t should_abort; 1072227569Sphilip 1073227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_DRV_GEN); 1074227569Sphilip 1075227569Sphilip data = EFX_QWORD_FIELD(*eqp, FSF_AZ_EV_DATA_DW0); 1076227569Sphilip if (data >= ((uint32_t)1 << 16)) { 1077227569Sphilip EFSYS_PROBE3(bad_event, unsigned int, eep->ee_index, 1078227569Sphilip uint32_t, EFX_QWORD_FIELD(*eqp, EFX_DWORD_1), 1079227569Sphilip uint32_t, EFX_QWORD_FIELD(*eqp, EFX_DWORD_0)); 1080227569Sphilip return (B_TRUE); 1081227569Sphilip } 1082227569Sphilip 1083227569Sphilip EFSYS_ASSERT(eecp->eec_software != NULL); 1084227569Sphilip should_abort = eecp->eec_software(arg, (uint16_t)data); 1085227569Sphilip 1086227569Sphilip return (should_abort); 1087227569Sphilip} 1088227569Sphilip 1089227569Sphilip#if EFSYS_OPT_MCDI 1090227569Sphilip 1091227569Sphilipstatic __checkReturn boolean_t 1092299607Sarybchiksiena_ev_mcdi( 1093227569Sphilip __in efx_evq_t *eep, 1094227569Sphilip __in efx_qword_t *eqp, 1095227569Sphilip __in const efx_ev_callbacks_t *eecp, 1096227569Sphilip __in_opt void *arg) 1097227569Sphilip{ 1098227569Sphilip efx_nic_t *enp = eep->ee_enp; 1099310930Sarybchik unsigned int code; 1100227569Sphilip boolean_t should_abort = B_FALSE; 1101227569Sphilip 1102227569Sphilip EFSYS_ASSERT3U(enp->en_family, ==, EFX_FAMILY_SIENA); 1103227569Sphilip 1104227569Sphilip if (enp->en_family != EFX_FAMILY_SIENA) 1105227569Sphilip goto out; 1106227569Sphilip 1107279078Sarybchik EFSYS_ASSERT(eecp->eec_link_change != NULL); 1108279078Sarybchik EFSYS_ASSERT(eecp->eec_exception != NULL); 1109279078Sarybchik#if EFSYS_OPT_MON_STATS 1110279078Sarybchik EFSYS_ASSERT(eecp->eec_monitor != NULL); 1111279078Sarybchik#endif 1112279078Sarybchik 1113227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_MCDI_RESPONSE); 1114227569Sphilip 1115227569Sphilip code = EFX_QWORD_FIELD(*eqp, MCDI_EVENT_CODE); 1116227569Sphilip switch (code) { 1117227569Sphilip case MCDI_EVENT_CODE_BADSSERT: 1118227569Sphilip efx_mcdi_ev_death(enp, EINTR); 1119227569Sphilip break; 1120227569Sphilip 1121227569Sphilip case MCDI_EVENT_CODE_CMDDONE: 1122227569Sphilip efx_mcdi_ev_cpl(enp, 1123283514Sarybchik MCDI_EV_FIELD(eqp, CMDDONE_SEQ), 1124283514Sarybchik MCDI_EV_FIELD(eqp, CMDDONE_DATALEN), 1125283514Sarybchik MCDI_EV_FIELD(eqp, CMDDONE_ERRNO)); 1126227569Sphilip break; 1127227569Sphilip 1128227569Sphilip case MCDI_EVENT_CODE_LINKCHANGE: { 1129227569Sphilip efx_link_mode_t link_mode; 1130227569Sphilip 1131227569Sphilip siena_phy_link_ev(enp, eqp, &link_mode); 1132227569Sphilip should_abort = eecp->eec_link_change(arg, link_mode); 1133227569Sphilip break; 1134227569Sphilip } 1135227569Sphilip case MCDI_EVENT_CODE_SENSOREVT: { 1136227569Sphilip#if EFSYS_OPT_MON_STATS 1137227569Sphilip efx_mon_stat_t id; 1138227569Sphilip efx_mon_stat_value_t value; 1139291436Sarybchik efx_rc_t rc; 1140227569Sphilip 1141283514Sarybchik if ((rc = mcdi_mon_ev(enp, eqp, &id, &value)) == 0) 1142227569Sphilip should_abort = eecp->eec_monitor(arg, id, value); 1143227569Sphilip else if (rc == ENOTSUP) { 1144227569Sphilip should_abort = eecp->eec_exception(arg, 1145227569Sphilip EFX_EXCEPTION_UNKNOWN_SENSOREVT, 1146227569Sphilip MCDI_EV_FIELD(eqp, DATA)); 1147227569Sphilip } else 1148227569Sphilip EFSYS_ASSERT(rc == ENODEV); /* Wrong port */ 1149227569Sphilip#else 1150227569Sphilip should_abort = B_FALSE; 1151227569Sphilip#endif 1152227569Sphilip break; 1153227569Sphilip } 1154227569Sphilip case MCDI_EVENT_CODE_SCHEDERR: 1155227569Sphilip /* Informational only */ 1156227569Sphilip break; 1157227569Sphilip 1158227569Sphilip case MCDI_EVENT_CODE_REBOOT: 1159227569Sphilip efx_mcdi_ev_death(enp, EIO); 1160227569Sphilip break; 1161227569Sphilip 1162227569Sphilip case MCDI_EVENT_CODE_MAC_STATS_DMA: 1163227569Sphilip#if EFSYS_OPT_MAC_STATS 1164227569Sphilip if (eecp->eec_mac_stats != NULL) { 1165227569Sphilip eecp->eec_mac_stats(arg, 1166227569Sphilip MCDI_EV_FIELD(eqp, MAC_STATS_DMA_GENERATION)); 1167227569Sphilip } 1168227569Sphilip#endif 1169227569Sphilip break; 1170227569Sphilip 1171227569Sphilip case MCDI_EVENT_CODE_FWALERT: { 1172227569Sphilip uint32_t reason = MCDI_EV_FIELD(eqp, FWALERT_REASON); 1173227569Sphilip 1174227569Sphilip if (reason == MCDI_EVENT_FWALERT_REASON_SRAM_ACCESS) 1175227569Sphilip should_abort = eecp->eec_exception(arg, 1176227569Sphilip EFX_EXCEPTION_FWALERT_SRAM, 1177227569Sphilip MCDI_EV_FIELD(eqp, FWALERT_DATA)); 1178227569Sphilip else 1179227569Sphilip should_abort = eecp->eec_exception(arg, 1180227569Sphilip EFX_EXCEPTION_UNKNOWN_FWALERT, 1181227569Sphilip MCDI_EV_FIELD(eqp, DATA)); 1182227569Sphilip break; 1183227569Sphilip } 1184227569Sphilip 1185227569Sphilip default: 1186227569Sphilip EFSYS_PROBE1(mc_pcol_error, int, code); 1187227569Sphilip break; 1188227569Sphilip } 1189227569Sphilip 1190227569Sphilipout: 1191227569Sphilip return (should_abort); 1192227569Sphilip} 1193227569Sphilip 1194279141Sarybchik#endif /* EFSYS_OPT_MCDI */ 1195227569Sphilip 1196291436Sarybchikstatic __checkReturn efx_rc_t 1197299607Sarybchiksiena_ev_qprime( 1198227569Sphilip __in efx_evq_t *eep, 1199227569Sphilip __in unsigned int count) 1200227569Sphilip{ 1201227569Sphilip efx_nic_t *enp = eep->ee_enp; 1202227569Sphilip uint32_t rptr; 1203227569Sphilip efx_dword_t dword; 1204227569Sphilip 1205227569Sphilip rptr = count & eep->ee_mask; 1206227569Sphilip 1207227569Sphilip EFX_POPULATE_DWORD_1(dword, FRF_AZ_EVQ_RPTR, rptr); 1208227569Sphilip 1209227569Sphilip EFX_BAR_TBL_WRITED(enp, FR_AZ_EVQ_RPTR_REG, eep->ee_index, 1210227569Sphilip &dword, B_FALSE); 1211227569Sphilip 1212227569Sphilip return (0); 1213227569Sphilip} 1214227569Sphilip 1215283514Sarybchikstatic void 1216299607Sarybchiksiena_ev_qpost( 1217227569Sphilip __in efx_evq_t *eep, 1218227569Sphilip __in uint16_t data) 1219227569Sphilip{ 1220227569Sphilip efx_nic_t *enp = eep->ee_enp; 1221227569Sphilip efx_qword_t ev; 1222227569Sphilip efx_oword_t oword; 1223227569Sphilip 1224227569Sphilip EFX_POPULATE_QWORD_2(ev, FSF_AZ_EV_CODE, FSE_AZ_EV_CODE_DRV_GEN_EV, 1225227569Sphilip FSF_AZ_EV_DATA_DW0, (uint32_t)data); 1226227569Sphilip 1227227569Sphilip EFX_POPULATE_OWORD_3(oword, FRF_AZ_DRV_EV_QID, eep->ee_index, 1228227569Sphilip EFX_DWORD_0, EFX_QWORD_FIELD(ev, EFX_DWORD_0), 1229227569Sphilip EFX_DWORD_1, EFX_QWORD_FIELD(ev, EFX_DWORD_1)); 1230227569Sphilip 1231227569Sphilip EFX_BAR_WRITEO(enp, FR_AZ_DRV_EV_REG, &oword); 1232227569Sphilip} 1233227569Sphilip 1234291436Sarybchikstatic __checkReturn efx_rc_t 1235299607Sarybchiksiena_ev_qmoderate( 1236227569Sphilip __in efx_evq_t *eep, 1237227569Sphilip __in unsigned int us) 1238227569Sphilip{ 1239227569Sphilip efx_nic_t *enp = eep->ee_enp; 1240279048Sarybchik efx_nic_cfg_t *encp = &(enp->en_nic_cfg); 1241227569Sphilip unsigned int locked; 1242227569Sphilip efx_dword_t dword; 1243291436Sarybchik efx_rc_t rc; 1244227569Sphilip 1245279182Sarybchik if (us > encp->enc_evq_timer_max_us) { 1246227569Sphilip rc = EINVAL; 1247227569Sphilip goto fail1; 1248227569Sphilip } 1249227569Sphilip 1250227569Sphilip /* If the value is zero then disable the timer */ 1251227569Sphilip if (us == 0) { 1252299403Sarybchik EFX_POPULATE_DWORD_2(dword, 1253299403Sarybchik FRF_CZ_TC_TIMER_MODE, FFE_CZ_TIMER_MODE_DIS, 1254299403Sarybchik FRF_CZ_TC_TIMER_VAL, 0); 1255227569Sphilip } else { 1256301308Sarybchik unsigned int ticks; 1257227569Sphilip 1258301308Sarybchik if ((rc = efx_ev_usecs_to_ticks(enp, us, &ticks)) != 0) 1259301308Sarybchik goto fail2; 1260227569Sphilip 1261301308Sarybchik EFSYS_ASSERT(ticks > 0); 1262299403Sarybchik EFX_POPULATE_DWORD_2(dword, 1263299403Sarybchik FRF_CZ_TC_TIMER_MODE, FFE_CZ_TIMER_MODE_INT_HLDOFF, 1264301308Sarybchik FRF_CZ_TC_TIMER_VAL, ticks - 1); 1265227569Sphilip } 1266227569Sphilip 1267227569Sphilip locked = (eep->ee_index == 0) ? 1 : 0; 1268227569Sphilip 1269227569Sphilip EFX_BAR_TBL_WRITED(enp, FR_BZ_TIMER_COMMAND_REGP0, 1270227569Sphilip eep->ee_index, &dword, locked); 1271227569Sphilip 1272227569Sphilip return (0); 1273227569Sphilip 1274301308Sarybchikfail2: 1275301308Sarybchik EFSYS_PROBE(fail2); 1276227569Sphilipfail1: 1277291436Sarybchik EFSYS_PROBE1(fail1, efx_rc_t, rc); 1278227569Sphilip 1279227569Sphilip return (rc); 1280227569Sphilip} 1281227569Sphilip 1282291436Sarybchikstatic __checkReturn efx_rc_t 1283299607Sarybchiksiena_ev_qcreate( 1284227569Sphilip __in efx_nic_t *enp, 1285227569Sphilip __in unsigned int index, 1286227569Sphilip __in efsys_mem_t *esmp, 1287227569Sphilip __in size_t n, 1288227569Sphilip __in uint32_t id, 1289301122Sarybchik __in uint32_t us, 1290310939Sarybchik __in uint32_t flags, 1291283514Sarybchik __in efx_evq_t *eep) 1292227569Sphilip{ 1293227569Sphilip efx_nic_cfg_t *encp = &(enp->en_nic_cfg); 1294227569Sphilip uint32_t size; 1295227569Sphilip efx_oword_t oword; 1296291436Sarybchik efx_rc_t rc; 1297311031Sarybchik boolean_t notify_mode; 1298227569Sphilip 1299300840Sarybchik _NOTE(ARGUNUSED(esmp)) 1300300840Sarybchik 1301283514Sarybchik EFX_STATIC_ASSERT(ISP2(EFX_EVQ_MAXNEVS)); 1302283514Sarybchik EFX_STATIC_ASSERT(ISP2(EFX_EVQ_MINNEVS)); 1303227569Sphilip 1304283514Sarybchik if (!ISP2(n) || (n < EFX_EVQ_MINNEVS) || (n > EFX_EVQ_MAXNEVS)) { 1305227569Sphilip rc = EINVAL; 1306227569Sphilip goto fail1; 1307227569Sphilip } 1308227569Sphilip if (index >= encp->enc_evq_limit) { 1309227569Sphilip rc = EINVAL; 1310227569Sphilip goto fail2; 1311227569Sphilip } 1312227569Sphilip#if EFSYS_OPT_RX_SCALE 1313227569Sphilip if (enp->en_intr.ei_type == EFX_INTR_LINE && 1314227569Sphilip index >= EFX_MAXRSS_LEGACY) { 1315227569Sphilip rc = EINVAL; 1316227569Sphilip goto fail3; 1317227569Sphilip } 1318227569Sphilip#endif 1319227569Sphilip for (size = 0; (1 << size) <= (EFX_EVQ_MAXNEVS / EFX_EVQ_MINNEVS); 1320227569Sphilip size++) 1321227569Sphilip if ((1 << size) == (int)(n / EFX_EVQ_MINNEVS)) 1322227569Sphilip break; 1323227569Sphilip if (id + (1 << size) >= encp->enc_buftbl_limit) { 1324227569Sphilip rc = EINVAL; 1325227569Sphilip goto fail4; 1326227569Sphilip } 1327227569Sphilip 1328227569Sphilip /* Set up the handler table */ 1329299607Sarybchik eep->ee_rx = siena_ev_rx; 1330299607Sarybchik eep->ee_tx = siena_ev_tx; 1331299607Sarybchik eep->ee_driver = siena_ev_driver; 1332299607Sarybchik eep->ee_global = siena_ev_global; 1333299607Sarybchik eep->ee_drv_gen = siena_ev_drv_gen; 1334227569Sphilip#if EFSYS_OPT_MCDI 1335299607Sarybchik eep->ee_mcdi = siena_ev_mcdi; 1336279141Sarybchik#endif /* EFSYS_OPT_MCDI */ 1337227569Sphilip 1338311031Sarybchik notify_mode = ((flags & EFX_EVQ_FLAGS_NOTIFY_MASK) != 1339311031Sarybchik EFX_EVQ_FLAGS_NOTIFY_INTERRUPT); 1340311031Sarybchik 1341227569Sphilip /* Set up the new event queue */ 1342311031Sarybchik EFX_POPULATE_OWORD_3(oword, FRF_CZ_TIMER_Q_EN, 1, 1343311031Sarybchik FRF_CZ_HOST_NOTIFY_MODE, notify_mode, 1344311031Sarybchik FRF_CZ_TIMER_MODE, FFE_CZ_TIMER_MODE_DIS); 1345299403Sarybchik EFX_BAR_TBL_WRITEO(enp, FR_AZ_TIMER_TBL, index, &oword, B_TRUE); 1346227569Sphilip 1347227569Sphilip EFX_POPULATE_OWORD_3(oword, FRF_AZ_EVQ_EN, 1, FRF_AZ_EVQ_SIZE, size, 1348227569Sphilip FRF_AZ_EVQ_BUF_BASE_ID, id); 1349227569Sphilip 1350283514Sarybchik EFX_BAR_TBL_WRITEO(enp, FR_AZ_EVQ_PTR_TBL, index, &oword, B_TRUE); 1351227569Sphilip 1352301122Sarybchik /* Set initial interrupt moderation */ 1353301122Sarybchik siena_ev_qmoderate(eep, us); 1354301122Sarybchik 1355227569Sphilip return (0); 1356227569Sphilip 1357227569Sphilipfail4: 1358227569Sphilip EFSYS_PROBE(fail4); 1359227569Sphilip#if EFSYS_OPT_RX_SCALE 1360227569Sphilipfail3: 1361227569Sphilip EFSYS_PROBE(fail3); 1362227569Sphilip#endif 1363227569Sphilipfail2: 1364227569Sphilip EFSYS_PROBE(fail2); 1365227569Sphilipfail1: 1366291436Sarybchik EFSYS_PROBE1(fail1, efx_rc_t, rc); 1367227569Sphilip 1368227569Sphilip return (rc); 1369227569Sphilip} 1370227569Sphilip 1371299320Sarybchik#endif /* EFSYS_OPT_SIENA */ 1372283514Sarybchik 1373277886Sarybchik#if EFSYS_OPT_QSTATS 1374227569Sphilip#if EFSYS_OPT_NAMES 1375310927Sarybchik/* START MKCONFIG GENERATED EfxEventQueueStatNamesBlock c0f3bc5083b40532 */ 1376310927Sarybchikstatic const char * const __efx_ev_qstat_name[] = { 1377227569Sphilip "all", 1378227569Sphilip "rx", 1379227569Sphilip "rx_ok", 1380227569Sphilip "rx_frm_trunc", 1381227569Sphilip "rx_tobe_disc", 1382227569Sphilip "rx_pause_frm_err", 1383227569Sphilip "rx_buf_owner_id_err", 1384227569Sphilip "rx_ipv4_hdr_chksum_err", 1385227569Sphilip "rx_tcp_udp_chksum_err", 1386227569Sphilip "rx_eth_crc_err", 1387227569Sphilip "rx_ip_frag_err", 1388227569Sphilip "rx_mcast_pkt", 1389227569Sphilip "rx_mcast_hash_match", 1390227569Sphilip "rx_tcp_ipv4", 1391227569Sphilip "rx_tcp_ipv6", 1392227569Sphilip "rx_udp_ipv4", 1393227569Sphilip "rx_udp_ipv6", 1394227569Sphilip "rx_other_ipv4", 1395227569Sphilip "rx_other_ipv6", 1396227569Sphilip "rx_non_ip", 1397283514Sarybchik "rx_batch", 1398227569Sphilip "tx", 1399227569Sphilip "tx_wq_ff_full", 1400227569Sphilip "tx_pkt_err", 1401227569Sphilip "tx_pkt_too_big", 1402227569Sphilip "tx_unexpected", 1403227569Sphilip "global", 1404227569Sphilip "global_mnt", 1405227569Sphilip "driver", 1406227569Sphilip "driver_srm_upd_done", 1407227569Sphilip "driver_tx_descq_fls_done", 1408227569Sphilip "driver_rx_descq_fls_done", 1409227569Sphilip "driver_rx_descq_fls_failed", 1410227569Sphilip "driver_rx_dsc_error", 1411227569Sphilip "driver_tx_dsc_error", 1412227569Sphilip "drv_gen", 1413227569Sphilip "mcdi_response", 1414227569Sphilip}; 1415227569Sphilip/* END MKCONFIG GENERATED EfxEventQueueStatNamesBlock */ 1416227569Sphilip 1417283514Sarybchik const char * 1418227569Sphilipefx_ev_qstat_name( 1419227569Sphilip __in efx_nic_t *enp, 1420227569Sphilip __in unsigned int id) 1421227569Sphilip{ 1422342430Sarybchik _NOTE(ARGUNUSED(enp)) 1423342430Sarybchik 1424227569Sphilip EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC); 1425227569Sphilip EFSYS_ASSERT3U(id, <, EV_NQSTATS); 1426227569Sphilip 1427227569Sphilip return (__efx_ev_qstat_name[id]); 1428227569Sphilip} 1429227569Sphilip#endif /* EFSYS_OPT_NAMES */ 1430277886Sarybchik#endif /* EFSYS_OPT_QSTATS */ 1431227569Sphilip 1432299320Sarybchik#if EFSYS_OPT_SIENA 1433283514Sarybchik 1434227569Sphilip#if EFSYS_OPT_QSTATS 1435283514Sarybchikstatic void 1436299607Sarybchiksiena_ev_qstats_update( 1437227569Sphilip __in efx_evq_t *eep, 1438227569Sphilip __inout_ecount(EV_NQSTATS) efsys_stat_t *stat) 1439227569Sphilip{ 1440227569Sphilip unsigned int id; 1441227569Sphilip 1442227569Sphilip for (id = 0; id < EV_NQSTATS; id++) { 1443227569Sphilip efsys_stat_t *essp = &stat[id]; 1444227569Sphilip 1445227569Sphilip EFSYS_STAT_INCR(essp, eep->ee_stat[id]); 1446227569Sphilip eep->ee_stat[id] = 0; 1447227569Sphilip } 1448227569Sphilip} 1449227569Sphilip#endif /* EFSYS_OPT_QSTATS */ 1450227569Sphilip 1451283514Sarybchikstatic void 1452299607Sarybchiksiena_ev_qdestroy( 1453227569Sphilip __in efx_evq_t *eep) 1454227569Sphilip{ 1455227569Sphilip efx_nic_t *enp = eep->ee_enp; 1456227569Sphilip efx_oword_t oword; 1457227569Sphilip 1458227569Sphilip /* Purge event queue */ 1459227569Sphilip EFX_ZERO_OWORD(oword); 1460227569Sphilip 1461227569Sphilip EFX_BAR_TBL_WRITEO(enp, FR_AZ_EVQ_PTR_TBL, 1462283514Sarybchik eep->ee_index, &oword, B_TRUE); 1463227569Sphilip 1464299403Sarybchik EFX_ZERO_OWORD(oword); 1465299403Sarybchik EFX_BAR_TBL_WRITEO(enp, FR_AZ_TIMER_TBL, eep->ee_index, &oword, B_TRUE); 1466227569Sphilip} 1467227569Sphilip 1468283514Sarybchikstatic void 1469299607Sarybchiksiena_ev_fini( 1470227569Sphilip __in efx_nic_t *enp) 1471227569Sphilip{ 1472283514Sarybchik _NOTE(ARGUNUSED(enp)) 1473283514Sarybchik} 1474227569Sphilip 1475299320Sarybchik#endif /* EFSYS_OPT_SIENA */ 1476