efx_ev.c revision 299320
1227569Sphilip/*- 2283514Sarybchik * Copyright (c) 2007-2015 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: head/sys/dev/sfxge/common/efx_ev.c 299320 2016-05-10 07:01:06Z 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 59283514Sarybchikfalconsiena_ev_init( 60283514Sarybchik __in efx_nic_t *enp); 61283514Sarybchik 62283514Sarybchikstatic void 63283514Sarybchikfalconsiena_ev_fini( 64283514Sarybchik __in efx_nic_t *enp); 65283514Sarybchik 66291436Sarybchikstatic __checkReturn efx_rc_t 67283514Sarybchikfalconsiena_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, 73283514Sarybchik __in efx_evq_t *eep); 74283514Sarybchik 75283514Sarybchikstatic void 76283514Sarybchikfalconsiena_ev_qdestroy( 77283514Sarybchik __in efx_evq_t *eep); 78283514Sarybchik 79291436Sarybchikstatic __checkReturn efx_rc_t 80283514Sarybchikfalconsiena_ev_qprime( 81283514Sarybchik __in efx_evq_t *eep, 82283514Sarybchik __in unsigned int count); 83283514Sarybchik 84283514Sarybchikstatic void 85283514Sarybchikfalconsiena_ev_qpoll( 86283514Sarybchik __in efx_evq_t *eep, 87283514Sarybchik __inout unsigned int *countp, 88283514Sarybchik __in const efx_ev_callbacks_t *eecp, 89283514Sarybchik __in_opt void *arg); 90283514Sarybchik 91283514Sarybchikstatic void 92283514Sarybchikfalconsiena_ev_qpost( 93283514Sarybchik __in efx_evq_t *eep, 94283514Sarybchik __in uint16_t data); 95283514Sarybchik 96291436Sarybchikstatic __checkReturn efx_rc_t 97283514Sarybchikfalconsiena_ev_qmoderate( 98283514Sarybchik __in efx_evq_t *eep, 99283514Sarybchik __in unsigned int us); 100283514Sarybchik 101283514Sarybchik#if EFSYS_OPT_QSTATS 102283514Sarybchikstatic void 103283514Sarybchikfalconsiena_ev_qstats_update( 104283514Sarybchik __in efx_evq_t *eep, 105283514Sarybchik __inout_ecount(EV_NQSTATS) efsys_stat_t *stat); 106283514Sarybchik 107283514Sarybchik#endif 108283514Sarybchik 109299320Sarybchik#endif /* EFSYS_OPT_SIENA */ 110283514Sarybchik 111283514Sarybchik#if EFSYS_OPT_SIENA 112283514Sarybchikstatic efx_ev_ops_t __efx_ev_siena_ops = { 113283514Sarybchik falconsiena_ev_init, /* eevo_init */ 114283514Sarybchik falconsiena_ev_fini, /* eevo_fini */ 115283514Sarybchik falconsiena_ev_qcreate, /* eevo_qcreate */ 116283514Sarybchik falconsiena_ev_qdestroy, /* eevo_qdestroy */ 117283514Sarybchik falconsiena_ev_qprime, /* eevo_qprime */ 118283514Sarybchik falconsiena_ev_qpost, /* eevo_qpost */ 119283514Sarybchik falconsiena_ev_qmoderate, /* eevo_qmoderate */ 120283514Sarybchik#if EFSYS_OPT_QSTATS 121283514Sarybchik falconsiena_ev_qstats_update, /* eevo_qstats_update */ 122283514Sarybchik#endif 123283514Sarybchik}; 124283514Sarybchik#endif /* EFSYS_OPT_SIENA */ 125283514Sarybchik 126293752Sarybchik#if EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD 127293752Sarybchikstatic efx_ev_ops_t __efx_ev_ef10_ops = { 128293752Sarybchik ef10_ev_init, /* eevo_init */ 129293752Sarybchik ef10_ev_fini, /* eevo_fini */ 130293752Sarybchik ef10_ev_qcreate, /* eevo_qcreate */ 131293752Sarybchik ef10_ev_qdestroy, /* eevo_qdestroy */ 132293752Sarybchik ef10_ev_qprime, /* eevo_qprime */ 133293752Sarybchik ef10_ev_qpost, /* eevo_qpost */ 134293752Sarybchik ef10_ev_qmoderate, /* eevo_qmoderate */ 135283514Sarybchik#if EFSYS_OPT_QSTATS 136293752Sarybchik ef10_ev_qstats_update, /* eevo_qstats_update */ 137283514Sarybchik#endif 138283514Sarybchik}; 139293752Sarybchik#endif /* EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD */ 140283514Sarybchik 141283514Sarybchik 142291436Sarybchik __checkReturn efx_rc_t 143227569Sphilipefx_ev_init( 144227569Sphilip __in efx_nic_t *enp) 145227569Sphilip{ 146283514Sarybchik efx_ev_ops_t *eevop; 147291436Sarybchik efx_rc_t rc; 148227569Sphilip 149227569Sphilip EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC); 150227569Sphilip EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_INTR); 151227569Sphilip 152227569Sphilip if (enp->en_mod_flags & EFX_MOD_EV) { 153227569Sphilip rc = EINVAL; 154227569Sphilip goto fail1; 155227569Sphilip } 156227569Sphilip 157283514Sarybchik switch (enp->en_family) { 158283514Sarybchik#if EFSYS_OPT_SIENA 159283514Sarybchik case EFX_FAMILY_SIENA: 160283514Sarybchik eevop = (efx_ev_ops_t *)&__efx_ev_siena_ops; 161283514Sarybchik break; 162283514Sarybchik#endif /* EFSYS_OPT_SIENA */ 163283514Sarybchik 164283514Sarybchik#if EFSYS_OPT_HUNTINGTON 165283514Sarybchik case EFX_FAMILY_HUNTINGTON: 166293752Sarybchik eevop = (efx_ev_ops_t *)&__efx_ev_ef10_ops; 167283514Sarybchik break; 168283514Sarybchik#endif /* EFSYS_OPT_HUNTINGTON */ 169283514Sarybchik 170293752Sarybchik#if EFSYS_OPT_MEDFORD 171293752Sarybchik case EFX_FAMILY_MEDFORD: 172293752Sarybchik eevop = (efx_ev_ops_t *)&__efx_ev_ef10_ops; 173293752Sarybchik break; 174293752Sarybchik#endif /* EFSYS_OPT_MEDFORD */ 175293752Sarybchik 176283514Sarybchik default: 177283514Sarybchik EFSYS_ASSERT(0); 178283514Sarybchik rc = ENOTSUP; 179283514Sarybchik goto fail1; 180283514Sarybchik } 181283514Sarybchik 182227569Sphilip EFSYS_ASSERT3U(enp->en_ev_qcount, ==, 0); 183227569Sphilip 184283514Sarybchik if ((rc = eevop->eevo_init(enp)) != 0) 185283514Sarybchik goto fail2; 186283514Sarybchik 187283514Sarybchik enp->en_eevop = eevop; 188283514Sarybchik enp->en_mod_flags |= EFX_MOD_EV; 189283514Sarybchik return (0); 190283514Sarybchik 191283514Sarybchikfail2: 192283514Sarybchik EFSYS_PROBE(fail2); 193283514Sarybchik 194283514Sarybchikfail1: 195291436Sarybchik EFSYS_PROBE1(fail1, efx_rc_t, rc); 196283514Sarybchik 197283514Sarybchik enp->en_eevop = NULL; 198283514Sarybchik enp->en_mod_flags &= ~EFX_MOD_EV; 199283514Sarybchik return (rc); 200283514Sarybchik} 201283514Sarybchik 202283514Sarybchik void 203283514Sarybchikefx_ev_fini( 204283514Sarybchik __in efx_nic_t *enp) 205283514Sarybchik{ 206283514Sarybchik efx_ev_ops_t *eevop = enp->en_eevop; 207283514Sarybchik 208283514Sarybchik EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC); 209283514Sarybchik EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_INTR); 210283514Sarybchik EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_EV); 211283514Sarybchik EFSYS_ASSERT(!(enp->en_mod_flags & EFX_MOD_RX)); 212283514Sarybchik EFSYS_ASSERT(!(enp->en_mod_flags & EFX_MOD_TX)); 213283514Sarybchik EFSYS_ASSERT3U(enp->en_ev_qcount, ==, 0); 214283514Sarybchik 215283514Sarybchik eevop->eevo_fini(enp); 216283514Sarybchik 217283514Sarybchik enp->en_eevop = NULL; 218283514Sarybchik enp->en_mod_flags &= ~EFX_MOD_EV; 219283514Sarybchik} 220283514Sarybchik 221283514Sarybchik 222291436Sarybchik __checkReturn efx_rc_t 223283514Sarybchikefx_ev_qcreate( 224283514Sarybchik __in efx_nic_t *enp, 225283514Sarybchik __in unsigned int index, 226283514Sarybchik __in efsys_mem_t *esmp, 227283514Sarybchik __in size_t n, 228283514Sarybchik __in uint32_t id, 229283514Sarybchik __deref_out efx_evq_t **eepp) 230283514Sarybchik{ 231283514Sarybchik efx_ev_ops_t *eevop = enp->en_eevop; 232283514Sarybchik efx_nic_cfg_t *encp = &(enp->en_nic_cfg); 233283514Sarybchik efx_evq_t *eep; 234291436Sarybchik efx_rc_t rc; 235283514Sarybchik 236283514Sarybchik EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC); 237283514Sarybchik EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_EV); 238283514Sarybchik 239283514Sarybchik EFSYS_ASSERT3U(enp->en_ev_qcount + 1, <, encp->enc_evq_limit); 240283514Sarybchik 241283514Sarybchik /* Allocate an EVQ object */ 242283514Sarybchik EFSYS_KMEM_ALLOC(enp->en_esip, sizeof (efx_evq_t), eep); 243283514Sarybchik if (eep == NULL) { 244283514Sarybchik rc = ENOMEM; 245283514Sarybchik goto fail1; 246283514Sarybchik } 247283514Sarybchik 248283514Sarybchik eep->ee_magic = EFX_EVQ_MAGIC; 249283514Sarybchik eep->ee_enp = enp; 250283514Sarybchik eep->ee_index = index; 251283514Sarybchik eep->ee_mask = n - 1; 252283514Sarybchik eep->ee_esmp = esmp; 253283514Sarybchik 254283514Sarybchik if ((rc = eevop->eevo_qcreate(enp, index, esmp, n, id, eep)) != 0) 255283514Sarybchik goto fail2; 256283514Sarybchik 257283514Sarybchik enp->en_ev_qcount++; 258283514Sarybchik *eepp = eep; 259283514Sarybchik 260283514Sarybchik return (0); 261283514Sarybchik 262283514Sarybchikfail2: 263283514Sarybchik EFSYS_PROBE(fail2); 264283514Sarybchik EFSYS_KMEM_FREE(enp->en_esip, sizeof (efx_evq_t), eep); 265283514Sarybchikfail1: 266291436Sarybchik EFSYS_PROBE1(fail1, efx_rc_t, rc); 267283514Sarybchik return (rc); 268283514Sarybchik} 269283514Sarybchik 270283514Sarybchik void 271283514Sarybchikefx_ev_qdestroy( 272283514Sarybchik __in efx_evq_t *eep) 273283514Sarybchik{ 274283514Sarybchik efx_nic_t *enp = eep->ee_enp; 275283514Sarybchik efx_ev_ops_t *eevop = enp->en_eevop; 276283514Sarybchik 277283514Sarybchik EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC); 278283514Sarybchik 279283514Sarybchik EFSYS_ASSERT(enp->en_ev_qcount != 0); 280283514Sarybchik --enp->en_ev_qcount; 281283514Sarybchik 282283514Sarybchik eevop->eevo_qdestroy(eep); 283283514Sarybchik 284283514Sarybchik /* Free the EVQ object */ 285283514Sarybchik EFSYS_KMEM_FREE(enp->en_esip, sizeof (efx_evq_t), eep); 286283514Sarybchik} 287283514Sarybchik 288291436Sarybchik __checkReturn efx_rc_t 289283514Sarybchikefx_ev_qprime( 290283514Sarybchik __in efx_evq_t *eep, 291283514Sarybchik __in unsigned int count) 292283514Sarybchik{ 293283514Sarybchik efx_nic_t *enp = eep->ee_enp; 294283514Sarybchik efx_ev_ops_t *eevop = enp->en_eevop; 295291436Sarybchik efx_rc_t rc; 296283514Sarybchik 297283514Sarybchik EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC); 298283514Sarybchik 299283514Sarybchik if (!(enp->en_mod_flags & EFX_MOD_INTR)) { 300283514Sarybchik rc = EINVAL; 301283514Sarybchik goto fail1; 302283514Sarybchik } 303283514Sarybchik 304283514Sarybchik if ((rc = eevop->eevo_qprime(eep, count)) != 0) 305283514Sarybchik goto fail2; 306283514Sarybchik 307283514Sarybchik return (0); 308283514Sarybchik 309283514Sarybchikfail2: 310283514Sarybchik EFSYS_PROBE(fail2); 311283514Sarybchikfail1: 312291436Sarybchik EFSYS_PROBE1(fail1, efx_rc_t, rc); 313283514Sarybchik return (rc); 314283514Sarybchik} 315283514Sarybchik 316283514Sarybchik __checkReturn boolean_t 317283514Sarybchikefx_ev_qpending( 318283514Sarybchik __in efx_evq_t *eep, 319283514Sarybchik __in unsigned int count) 320283514Sarybchik{ 321283514Sarybchik size_t offset; 322283514Sarybchik efx_qword_t qword; 323283514Sarybchik 324283514Sarybchik EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC); 325283514Sarybchik 326283514Sarybchik offset = (count & eep->ee_mask) * sizeof (efx_qword_t); 327283514Sarybchik EFSYS_MEM_READQ(eep->ee_esmp, offset, &qword); 328283514Sarybchik 329283514Sarybchik return (EFX_EV_PRESENT(qword)); 330283514Sarybchik} 331283514Sarybchik 332283514Sarybchik#if EFSYS_OPT_EV_PREFETCH 333283514Sarybchik 334283514Sarybchik void 335283514Sarybchikefx_ev_qprefetch( 336283514Sarybchik __in efx_evq_t *eep, 337283514Sarybchik __in unsigned int count) 338283514Sarybchik{ 339283514Sarybchik efx_nic_t *enp = eep->ee_enp; 340283514Sarybchik unsigned int offset; 341283514Sarybchik 342283514Sarybchik EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC); 343283514Sarybchik 344283514Sarybchik offset = (count & eep->ee_mask) * sizeof (efx_qword_t); 345283514Sarybchik EFSYS_MEM_PREFETCH(eep->ee_esmp, offset); 346283514Sarybchik} 347283514Sarybchik 348283514Sarybchik#endif /* EFSYS_OPT_EV_PREFETCH */ 349283514Sarybchik 350283514Sarybchik void 351283514Sarybchikefx_ev_qpoll( 352283514Sarybchik __in efx_evq_t *eep, 353283514Sarybchik __inout unsigned int *countp, 354283514Sarybchik __in const efx_ev_callbacks_t *eecp, 355283514Sarybchik __in_opt void *arg) 356283514Sarybchik{ 357283514Sarybchik EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC); 358283514Sarybchik 359227569Sphilip /* 360283514Sarybchik * FIXME: Huntington will require support for hardware event batching 361283514Sarybchik * and merging, which will need a different ev_qpoll implementation. 362283514Sarybchik * 363283514Sarybchik * Without those features the Falcon/Siena code can be used unchanged. 364283514Sarybchik */ 365283514Sarybchik EFX_STATIC_ASSERT(ESF_DZ_EV_CODE_LBN == FSF_AZ_EV_CODE_LBN); 366283514Sarybchik EFX_STATIC_ASSERT(ESF_DZ_EV_CODE_WIDTH == FSF_AZ_EV_CODE_WIDTH); 367283514Sarybchik 368283514Sarybchik EFX_STATIC_ASSERT(ESE_DZ_EV_CODE_RX_EV == FSE_AZ_EV_CODE_RX_EV); 369283514Sarybchik EFX_STATIC_ASSERT(ESE_DZ_EV_CODE_TX_EV == FSE_AZ_EV_CODE_TX_EV); 370283514Sarybchik EFX_STATIC_ASSERT(ESE_DZ_EV_CODE_DRIVER_EV == FSE_AZ_EV_CODE_DRIVER_EV); 371283514Sarybchik EFX_STATIC_ASSERT(ESE_DZ_EV_CODE_DRV_GEN_EV == 372283514Sarybchik FSE_AZ_EV_CODE_DRV_GEN_EV); 373283514Sarybchik#if EFSYS_OPT_MCDI 374283514Sarybchik EFX_STATIC_ASSERT(ESE_DZ_EV_CODE_MCDI_EV == 375283514Sarybchik FSE_AZ_EV_CODE_MCDI_EVRESPONSE); 376283514Sarybchik#endif 377283514Sarybchik falconsiena_ev_qpoll(eep, countp, eecp, arg); 378283514Sarybchik} 379283514Sarybchik 380283514Sarybchik void 381283514Sarybchikefx_ev_qpost( 382283514Sarybchik __in efx_evq_t *eep, 383283514Sarybchik __in uint16_t data) 384283514Sarybchik{ 385283514Sarybchik efx_nic_t *enp = eep->ee_enp; 386283514Sarybchik efx_ev_ops_t *eevop = enp->en_eevop; 387283514Sarybchik 388283514Sarybchik EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC); 389283514Sarybchik 390283514Sarybchik EFSYS_ASSERT(eevop != NULL && 391283514Sarybchik eevop->eevo_qpost != NULL); 392283514Sarybchik 393283514Sarybchik eevop->eevo_qpost(eep, data); 394283514Sarybchik} 395283514Sarybchik 396291436Sarybchik __checkReturn efx_rc_t 397283514Sarybchikefx_ev_qmoderate( 398283514Sarybchik __in efx_evq_t *eep, 399283514Sarybchik __in unsigned int us) 400283514Sarybchik{ 401283514Sarybchik efx_nic_t *enp = eep->ee_enp; 402283514Sarybchik efx_ev_ops_t *eevop = enp->en_eevop; 403291436Sarybchik efx_rc_t rc; 404283514Sarybchik 405283514Sarybchik EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC); 406283514Sarybchik 407283514Sarybchik if ((rc = eevop->eevo_qmoderate(eep, us)) != 0) 408283514Sarybchik goto fail1; 409283514Sarybchik 410283514Sarybchik return (0); 411283514Sarybchik 412283514Sarybchikfail1: 413291436Sarybchik EFSYS_PROBE1(fail1, efx_rc_t, rc); 414283514Sarybchik return (rc); 415283514Sarybchik} 416283514Sarybchik 417283514Sarybchik#if EFSYS_OPT_QSTATS 418283514Sarybchik void 419283514Sarybchikefx_ev_qstats_update( 420283514Sarybchik __in efx_evq_t *eep, 421283514Sarybchik __inout_ecount(EV_NQSTATS) efsys_stat_t *stat) 422283514Sarybchik 423283514Sarybchik{ efx_nic_t *enp = eep->ee_enp; 424283514Sarybchik efx_ev_ops_t *eevop = enp->en_eevop; 425283514Sarybchik 426283514Sarybchik EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC); 427283514Sarybchik 428283514Sarybchik eevop->eevo_qstats_update(eep, stat); 429283514Sarybchik} 430283514Sarybchik 431283514Sarybchik#endif /* EFSYS_OPT_QSTATS */ 432283514Sarybchik 433299320Sarybchik#if EFSYS_OPT_SIENA 434283514Sarybchik 435291436Sarybchikstatic __checkReturn efx_rc_t 436283514Sarybchikfalconsiena_ev_init( 437283514Sarybchik __in efx_nic_t *enp) 438283514Sarybchik{ 439283514Sarybchik efx_oword_t oword; 440283514Sarybchik 441283514Sarybchik /* 442227569Sphilip * Program the event queue for receive and transmit queue 443227569Sphilip * flush events. 444227569Sphilip */ 445227569Sphilip EFX_BAR_READO(enp, FR_AZ_DP_CTRL_REG, &oword); 446227569Sphilip EFX_SET_OWORD_FIELD(oword, FRF_AZ_FLS_EVQ_ID, 0); 447227569Sphilip EFX_BAR_WRITEO(enp, FR_AZ_DP_CTRL_REG, &oword); 448227569Sphilip 449227569Sphilip return (0); 450227569Sphilip 451227569Sphilip} 452227569Sphilip 453227569Sphilipstatic __checkReturn boolean_t 454283514Sarybchikfalconsiena_ev_rx_not_ok( 455227569Sphilip __in efx_evq_t *eep, 456227569Sphilip __in efx_qword_t *eqp, 457227569Sphilip __in uint32_t label, 458227569Sphilip __in uint32_t id, 459227569Sphilip __inout uint16_t *flagsp) 460227569Sphilip{ 461227569Sphilip boolean_t ignore = B_FALSE; 462227569Sphilip 463227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_TOBE_DISC) != 0) { 464227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_TOBE_DISC); 465227569Sphilip EFSYS_PROBE(tobe_disc); 466278839Sarybchik /* 467278839Sarybchik * Assume this is a unicast address mismatch, unless below 468227569Sphilip * we find either FSF_AZ_RX_EV_ETH_CRC_ERR or 469227569Sphilip * EV_RX_PAUSE_FRM_ERR is set. 470227569Sphilip */ 471227569Sphilip (*flagsp) |= EFX_ADDR_MISMATCH; 472227569Sphilip } 473227569Sphilip 474227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_FRM_TRUNC) != 0) { 475227569Sphilip EFSYS_PROBE2(frm_trunc, uint32_t, label, uint32_t, id); 476227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_FRM_TRUNC); 477227569Sphilip (*flagsp) |= EFX_DISCARD; 478227569Sphilip 479293806Sarybchik#if EFSYS_OPT_RX_SCATTER 480278839Sarybchik /* 481278839Sarybchik * Lookout for payload queue ran dry errors and ignore them. 482227569Sphilip * 483227569Sphilip * Sadly for the header/data split cases, the descriptor 484227569Sphilip * pointer in this event refers to the header queue and 485227569Sphilip * therefore cannot be easily detected as duplicate. 486227569Sphilip * So we drop these and rely on the receive processing seeing 487227569Sphilip * a subsequent packet with FSF_AZ_RX_EV_SOP set to discard 488227569Sphilip * the partially received packet. 489227569Sphilip */ 490227569Sphilip if ((EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_SOP) == 0) && 491227569Sphilip (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_JUMBO_CONT) == 0) && 492227569Sphilip (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_BYTE_CNT) == 0)) 493227569Sphilip ignore = B_TRUE; 494293806Sarybchik#endif /* EFSYS_OPT_RX_SCATTER */ 495227569Sphilip } 496227569Sphilip 497227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_ETH_CRC_ERR) != 0) { 498227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_ETH_CRC_ERR); 499227569Sphilip EFSYS_PROBE(crc_err); 500227569Sphilip (*flagsp) &= ~EFX_ADDR_MISMATCH; 501227569Sphilip (*flagsp) |= EFX_DISCARD; 502227569Sphilip } 503227569Sphilip 504227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_PAUSE_FRM_ERR) != 0) { 505227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_PAUSE_FRM_ERR); 506227569Sphilip EFSYS_PROBE(pause_frm_err); 507227569Sphilip (*flagsp) &= ~EFX_ADDR_MISMATCH; 508227569Sphilip (*flagsp) |= EFX_DISCARD; 509227569Sphilip } 510227569Sphilip 511227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_BUF_OWNER_ID_ERR) != 0) { 512227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_BUF_OWNER_ID_ERR); 513227569Sphilip EFSYS_PROBE(owner_id_err); 514227569Sphilip (*flagsp) |= EFX_DISCARD; 515227569Sphilip } 516227569Sphilip 517227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_IP_HDR_CHKSUM_ERR) != 0) { 518227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_IPV4_HDR_CHKSUM_ERR); 519227569Sphilip EFSYS_PROBE(ipv4_err); 520227569Sphilip (*flagsp) &= ~EFX_CKSUM_IPV4; 521227569Sphilip } 522227569Sphilip 523227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_TCP_UDP_CHKSUM_ERR) != 0) { 524227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_TCP_UDP_CHKSUM_ERR); 525227569Sphilip EFSYS_PROBE(udp_chk_err); 526227569Sphilip (*flagsp) &= ~EFX_CKSUM_TCPUDP; 527227569Sphilip } 528227569Sphilip 529227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_IP_FRAG_ERR) != 0) { 530227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_IP_FRAG_ERR); 531227569Sphilip 532227569Sphilip /* 533227569Sphilip * If IP is fragmented FSF_AZ_RX_EV_IP_FRAG_ERR is set. This 534227569Sphilip * causes FSF_AZ_RX_EV_PKT_OK to be clear. This is not an error 535227569Sphilip * condition. 536227569Sphilip */ 537227569Sphilip (*flagsp) &= ~(EFX_PKT_TCP | EFX_PKT_UDP | EFX_CKSUM_TCPUDP); 538227569Sphilip } 539227569Sphilip 540227569Sphilip return (ignore); 541227569Sphilip} 542227569Sphilip 543227569Sphilipstatic __checkReturn boolean_t 544283514Sarybchikfalconsiena_ev_rx( 545227569Sphilip __in efx_evq_t *eep, 546227569Sphilip __in efx_qword_t *eqp, 547227569Sphilip __in const efx_ev_callbacks_t *eecp, 548227569Sphilip __in_opt void *arg) 549227569Sphilip{ 550227569Sphilip efx_nic_t *enp = eep->ee_enp; 551227569Sphilip uint32_t id; 552227569Sphilip uint32_t size; 553227569Sphilip uint32_t label; 554227569Sphilip boolean_t ok; 555293806Sarybchik#if EFSYS_OPT_RX_SCATTER 556227569Sphilip boolean_t sop; 557227569Sphilip boolean_t jumbo_cont; 558293806Sarybchik#endif /* EFSYS_OPT_RX_SCATTER */ 559227569Sphilip uint32_t hdr_type; 560227569Sphilip boolean_t is_v6; 561227569Sphilip uint16_t flags; 562227569Sphilip boolean_t ignore; 563227569Sphilip boolean_t should_abort; 564227569Sphilip 565227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX); 566227569Sphilip 567227569Sphilip /* Basic packet information */ 568227569Sphilip id = EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_DESC_PTR); 569227569Sphilip size = EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_BYTE_CNT); 570227569Sphilip label = EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_Q_LABEL); 571227569Sphilip ok = (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_PKT_OK) != 0); 572227569Sphilip 573293806Sarybchik#if EFSYS_OPT_RX_SCATTER 574227569Sphilip sop = (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_SOP) != 0); 575227569Sphilip jumbo_cont = (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_JUMBO_CONT) != 0); 576293806Sarybchik#endif /* EFSYS_OPT_RX_SCATTER */ 577227569Sphilip 578227569Sphilip hdr_type = EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_HDR_TYPE); 579227569Sphilip 580227569Sphilip is_v6 = (enp->en_family != EFX_FAMILY_FALCON && 581227569Sphilip EFX_QWORD_FIELD(*eqp, FSF_CZ_RX_EV_IPV6_PKT) != 0); 582227569Sphilip 583227569Sphilip /* 584227569Sphilip * If packet is marked as OK and packet type is TCP/IP or 585227569Sphilip * UDP/IP or other IP, then we can rely on the hardware checksums. 586227569Sphilip */ 587227569Sphilip switch (hdr_type) { 588227569Sphilip case FSE_AZ_RX_EV_HDR_TYPE_IPV4V6_TCP: 589227569Sphilip flags = EFX_PKT_TCP | EFX_CKSUM_TCPUDP; 590227569Sphilip if (is_v6) { 591227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_TCP_IPV6); 592227569Sphilip flags |= EFX_PKT_IPV6; 593227569Sphilip } else { 594227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_TCP_IPV4); 595227569Sphilip flags |= EFX_PKT_IPV4 | EFX_CKSUM_IPV4; 596227569Sphilip } 597227569Sphilip break; 598227569Sphilip 599227569Sphilip case FSE_AZ_RX_EV_HDR_TYPE_IPV4V6_UDP: 600227569Sphilip flags = EFX_PKT_UDP | EFX_CKSUM_TCPUDP; 601227569Sphilip if (is_v6) { 602227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_UDP_IPV6); 603227569Sphilip flags |= EFX_PKT_IPV6; 604227569Sphilip } else { 605227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_UDP_IPV4); 606227569Sphilip flags |= EFX_PKT_IPV4 | EFX_CKSUM_IPV4; 607227569Sphilip } 608227569Sphilip break; 609227569Sphilip 610227569Sphilip case FSE_AZ_RX_EV_HDR_TYPE_IPV4V6_OTHER: 611227569Sphilip if (is_v6) { 612227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_OTHER_IPV6); 613227569Sphilip flags = EFX_PKT_IPV6; 614227569Sphilip } else { 615227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_OTHER_IPV4); 616227569Sphilip flags = EFX_PKT_IPV4 | EFX_CKSUM_IPV4; 617227569Sphilip } 618227569Sphilip break; 619227569Sphilip 620227569Sphilip case FSE_AZ_RX_EV_HDR_TYPE_OTHER: 621227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_NON_IP); 622227569Sphilip flags = 0; 623227569Sphilip break; 624227569Sphilip 625227569Sphilip default: 626227569Sphilip EFSYS_ASSERT(B_FALSE); 627227569Sphilip flags = 0; 628227569Sphilip break; 629227569Sphilip } 630227569Sphilip 631293806Sarybchik#if EFSYS_OPT_RX_SCATTER 632227569Sphilip /* Report scatter and header/lookahead split buffer flags */ 633227569Sphilip if (sop) 634227569Sphilip flags |= EFX_PKT_START; 635227569Sphilip if (jumbo_cont) 636227569Sphilip flags |= EFX_PKT_CONT; 637293806Sarybchik#endif /* EFSYS_OPT_RX_SCATTER */ 638227569Sphilip 639227569Sphilip /* Detect errors included in the FSF_AZ_RX_EV_PKT_OK indication */ 640227569Sphilip if (!ok) { 641283514Sarybchik ignore = falconsiena_ev_rx_not_ok(eep, eqp, label, id, &flags); 642227569Sphilip if (ignore) { 643227569Sphilip EFSYS_PROBE4(rx_complete, uint32_t, label, uint32_t, id, 644227569Sphilip uint32_t, size, uint16_t, flags); 645227569Sphilip 646227569Sphilip return (B_FALSE); 647227569Sphilip } 648227569Sphilip } 649227569Sphilip 650227569Sphilip /* If we're not discarding the packet then it is ok */ 651227569Sphilip if (~flags & EFX_DISCARD) 652227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_OK); 653227569Sphilip 654227569Sphilip /* Detect multicast packets that didn't match the filter */ 655227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_MCAST_PKT) != 0) { 656227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_MCAST_PKT); 657227569Sphilip 658227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_MCAST_HASH_MATCH) != 0) { 659227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_MCAST_HASH_MATCH); 660227569Sphilip } else { 661227569Sphilip EFSYS_PROBE(mcast_mismatch); 662227569Sphilip flags |= EFX_ADDR_MISMATCH; 663227569Sphilip } 664227569Sphilip } else { 665227569Sphilip flags |= EFX_PKT_UNICAST; 666227569Sphilip } 667227569Sphilip 668227569Sphilip /* 669227569Sphilip * The packet parser in Siena can abort parsing packets under 670227569Sphilip * certain error conditions, setting the PKT_NOT_PARSED bit 671227569Sphilip * (which clears PKT_OK). If this is set, then don't trust 672227569Sphilip * the PKT_TYPE field. 673227569Sphilip */ 674227569Sphilip if (enp->en_family != EFX_FAMILY_FALCON && !ok) { 675227569Sphilip uint32_t parse_err; 676227569Sphilip 677227569Sphilip parse_err = EFX_QWORD_FIELD(*eqp, FSF_CZ_RX_EV_PKT_NOT_PARSED); 678227569Sphilip if (parse_err != 0) 679227569Sphilip flags |= EFX_CHECK_VLAN; 680227569Sphilip } 681227569Sphilip 682227569Sphilip if (~flags & EFX_CHECK_VLAN) { 683227569Sphilip uint32_t pkt_type; 684227569Sphilip 685227569Sphilip pkt_type = EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_PKT_TYPE); 686227569Sphilip if (pkt_type >= FSE_AZ_RX_EV_PKT_TYPE_VLAN) 687227569Sphilip flags |= EFX_PKT_VLAN_TAGGED; 688227569Sphilip } 689227569Sphilip 690227569Sphilip EFSYS_PROBE4(rx_complete, uint32_t, label, uint32_t, id, 691227569Sphilip uint32_t, size, uint16_t, flags); 692227569Sphilip 693227569Sphilip EFSYS_ASSERT(eecp->eec_rx != NULL); 694227569Sphilip should_abort = eecp->eec_rx(arg, label, id, size, flags); 695227569Sphilip 696227569Sphilip return (should_abort); 697227569Sphilip} 698227569Sphilip 699227569Sphilipstatic __checkReturn boolean_t 700283514Sarybchikfalconsiena_ev_tx( 701227569Sphilip __in efx_evq_t *eep, 702227569Sphilip __in efx_qword_t *eqp, 703227569Sphilip __in const efx_ev_callbacks_t *eecp, 704227569Sphilip __in_opt void *arg) 705227569Sphilip{ 706227569Sphilip uint32_t id; 707227569Sphilip uint32_t label; 708227569Sphilip boolean_t should_abort; 709227569Sphilip 710227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_TX); 711227569Sphilip 712227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_COMP) != 0 && 713227569Sphilip EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_PKT_ERR) == 0 && 714227569Sphilip EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_PKT_TOO_BIG) == 0 && 715227569Sphilip EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_WQ_FF_FULL) == 0) { 716227569Sphilip 717227569Sphilip id = EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_DESC_PTR); 718227569Sphilip label = EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_Q_LABEL); 719227569Sphilip 720227569Sphilip EFSYS_PROBE2(tx_complete, uint32_t, label, uint32_t, id); 721227569Sphilip 722227569Sphilip EFSYS_ASSERT(eecp->eec_tx != NULL); 723227569Sphilip should_abort = eecp->eec_tx(arg, label, id); 724227569Sphilip 725227569Sphilip return (should_abort); 726227569Sphilip } 727227569Sphilip 728227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_COMP) != 0) 729227569Sphilip EFSYS_PROBE3(bad_event, unsigned int, eep->ee_index, 730227569Sphilip uint32_t, EFX_QWORD_FIELD(*eqp, EFX_DWORD_1), 731227569Sphilip uint32_t, EFX_QWORD_FIELD(*eqp, EFX_DWORD_0)); 732227569Sphilip 733227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_PKT_ERR) != 0) 734227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_TX_PKT_ERR); 735227569Sphilip 736227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_PKT_TOO_BIG) != 0) 737227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_TX_PKT_TOO_BIG); 738227569Sphilip 739227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_WQ_FF_FULL) != 0) 740227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_TX_WQ_FF_FULL); 741227569Sphilip 742227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_TX_UNEXPECTED); 743227569Sphilip return (B_FALSE); 744227569Sphilip} 745227569Sphilip 746227569Sphilipstatic __checkReturn boolean_t 747283514Sarybchikfalconsiena_ev_global( 748227569Sphilip __in efx_evq_t *eep, 749227569Sphilip __in efx_qword_t *eqp, 750227569Sphilip __in const efx_ev_callbacks_t *eecp, 751227569Sphilip __in_opt void *arg) 752227569Sphilip{ 753227569Sphilip efx_nic_t *enp = eep->ee_enp; 754227569Sphilip efx_port_t *epp = &(enp->en_port); 755227569Sphilip boolean_t should_abort; 756227569Sphilip 757227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_GLOBAL); 758227569Sphilip should_abort = B_FALSE; 759227569Sphilip 760227569Sphilip /* Check for a link management event */ 761227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_BZ_GLB_EV_XG_MNT_INTR) != 0) { 762227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_GLOBAL_MNT); 763227569Sphilip 764227569Sphilip EFSYS_PROBE(xg_mgt); 765227569Sphilip 766227569Sphilip epp->ep_mac_poll_needed = B_TRUE; 767227569Sphilip } 768227569Sphilip 769227569Sphilip return (should_abort); 770227569Sphilip} 771227569Sphilip 772227569Sphilipstatic __checkReturn boolean_t 773283514Sarybchikfalconsiena_ev_driver( 774227569Sphilip __in efx_evq_t *eep, 775227569Sphilip __in efx_qword_t *eqp, 776227569Sphilip __in const efx_ev_callbacks_t *eecp, 777227569Sphilip __in_opt void *arg) 778227569Sphilip{ 779227569Sphilip boolean_t should_abort; 780227569Sphilip 781227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_DRIVER); 782227569Sphilip should_abort = B_FALSE; 783227569Sphilip 784227569Sphilip switch (EFX_QWORD_FIELD(*eqp, FSF_AZ_DRIVER_EV_SUBCODE)) { 785227569Sphilip case FSE_AZ_TX_DESCQ_FLS_DONE_EV: { 786264461Sgnn uint32_t txq_index; 787227569Sphilip 788227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_DRIVER_TX_DESCQ_FLS_DONE); 789227569Sphilip 790264461Sgnn txq_index = EFX_QWORD_FIELD(*eqp, FSF_AZ_DRIVER_EV_SUBDATA); 791227569Sphilip 792264461Sgnn EFSYS_PROBE1(tx_descq_fls_done, uint32_t, txq_index); 793227569Sphilip 794227569Sphilip EFSYS_ASSERT(eecp->eec_txq_flush_done != NULL); 795264461Sgnn should_abort = eecp->eec_txq_flush_done(arg, txq_index); 796227569Sphilip 797227569Sphilip break; 798227569Sphilip } 799227569Sphilip case FSE_AZ_RX_DESCQ_FLS_DONE_EV: { 800264461Sgnn uint32_t rxq_index; 801227569Sphilip uint32_t failed; 802227569Sphilip 803264461Sgnn rxq_index = EFX_QWORD_FIELD(*eqp, FSF_AZ_DRIVER_EV_RX_DESCQ_ID); 804227569Sphilip failed = EFX_QWORD_FIELD(*eqp, FSF_AZ_DRIVER_EV_RX_FLUSH_FAIL); 805227569Sphilip 806227569Sphilip EFSYS_ASSERT(eecp->eec_rxq_flush_done != NULL); 807227569Sphilip EFSYS_ASSERT(eecp->eec_rxq_flush_failed != NULL); 808227569Sphilip 809227569Sphilip if (failed) { 810227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_DRIVER_RX_DESCQ_FLS_FAILED); 811227569Sphilip 812264461Sgnn EFSYS_PROBE1(rx_descq_fls_failed, uint32_t, rxq_index); 813227569Sphilip 814283514Sarybchik should_abort = eecp->eec_rxq_flush_failed(arg, 815283514Sarybchik rxq_index); 816227569Sphilip } else { 817227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_DRIVER_RX_DESCQ_FLS_DONE); 818227569Sphilip 819264461Sgnn EFSYS_PROBE1(rx_descq_fls_done, uint32_t, rxq_index); 820227569Sphilip 821264461Sgnn should_abort = eecp->eec_rxq_flush_done(arg, rxq_index); 822227569Sphilip } 823227569Sphilip 824227569Sphilip break; 825227569Sphilip } 826227569Sphilip case FSE_AZ_EVQ_INIT_DONE_EV: 827227569Sphilip EFSYS_ASSERT(eecp->eec_initialized != NULL); 828227569Sphilip should_abort = eecp->eec_initialized(arg); 829227569Sphilip 830227569Sphilip break; 831227569Sphilip 832227569Sphilip case FSE_AZ_EVQ_NOT_EN_EV: 833227569Sphilip EFSYS_PROBE(evq_not_en); 834227569Sphilip break; 835227569Sphilip 836227569Sphilip case FSE_AZ_SRM_UPD_DONE_EV: { 837227569Sphilip uint32_t code; 838227569Sphilip 839227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_DRIVER_SRM_UPD_DONE); 840227569Sphilip 841227569Sphilip code = EFX_QWORD_FIELD(*eqp, FSF_AZ_DRIVER_EV_SUBDATA); 842227569Sphilip 843227569Sphilip EFSYS_ASSERT(eecp->eec_sram != NULL); 844227569Sphilip should_abort = eecp->eec_sram(arg, code); 845227569Sphilip 846227569Sphilip break; 847227569Sphilip } 848227569Sphilip case FSE_AZ_WAKE_UP_EV: { 849227569Sphilip uint32_t id; 850227569Sphilip 851227569Sphilip id = EFX_QWORD_FIELD(*eqp, FSF_AZ_DRIVER_EV_SUBDATA); 852227569Sphilip 853227569Sphilip EFSYS_ASSERT(eecp->eec_wake_up != NULL); 854227569Sphilip should_abort = eecp->eec_wake_up(arg, id); 855227569Sphilip 856227569Sphilip break; 857227569Sphilip } 858227569Sphilip case FSE_AZ_TX_PKT_NON_TCP_UDP: 859227569Sphilip EFSYS_PROBE(tx_pkt_non_tcp_udp); 860227569Sphilip break; 861227569Sphilip 862227569Sphilip case FSE_AZ_TIMER_EV: { 863227569Sphilip uint32_t id; 864227569Sphilip 865227569Sphilip id = EFX_QWORD_FIELD(*eqp, FSF_AZ_DRIVER_EV_SUBDATA); 866227569Sphilip 867227569Sphilip EFSYS_ASSERT(eecp->eec_timer != NULL); 868227569Sphilip should_abort = eecp->eec_timer(arg, id); 869227569Sphilip 870227569Sphilip break; 871227569Sphilip } 872227569Sphilip case FSE_AZ_RX_DSC_ERROR_EV: 873227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_DRIVER_RX_DSC_ERROR); 874227569Sphilip 875227569Sphilip EFSYS_PROBE(rx_dsc_error); 876227569Sphilip 877227569Sphilip EFSYS_ASSERT(eecp->eec_exception != NULL); 878227569Sphilip should_abort = eecp->eec_exception(arg, 879227569Sphilip EFX_EXCEPTION_RX_DSC_ERROR, 0); 880227569Sphilip 881227569Sphilip break; 882227569Sphilip 883227569Sphilip case FSE_AZ_TX_DSC_ERROR_EV: 884227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_DRIVER_TX_DSC_ERROR); 885227569Sphilip 886227569Sphilip EFSYS_PROBE(tx_dsc_error); 887227569Sphilip 888227569Sphilip EFSYS_ASSERT(eecp->eec_exception != NULL); 889227569Sphilip should_abort = eecp->eec_exception(arg, 890227569Sphilip EFX_EXCEPTION_TX_DSC_ERROR, 0); 891227569Sphilip 892227569Sphilip break; 893227569Sphilip 894227569Sphilip default: 895227569Sphilip break; 896227569Sphilip } 897227569Sphilip 898227569Sphilip return (should_abort); 899227569Sphilip} 900227569Sphilip 901227569Sphilipstatic __checkReturn boolean_t 902283514Sarybchikfalconsiena_ev_drv_gen( 903227569Sphilip __in efx_evq_t *eep, 904227569Sphilip __in efx_qword_t *eqp, 905227569Sphilip __in const efx_ev_callbacks_t *eecp, 906227569Sphilip __in_opt void *arg) 907227569Sphilip{ 908227569Sphilip uint32_t data; 909227569Sphilip boolean_t should_abort; 910227569Sphilip 911227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_DRV_GEN); 912227569Sphilip 913227569Sphilip data = EFX_QWORD_FIELD(*eqp, FSF_AZ_EV_DATA_DW0); 914227569Sphilip if (data >= ((uint32_t)1 << 16)) { 915227569Sphilip EFSYS_PROBE3(bad_event, unsigned int, eep->ee_index, 916227569Sphilip uint32_t, EFX_QWORD_FIELD(*eqp, EFX_DWORD_1), 917227569Sphilip uint32_t, EFX_QWORD_FIELD(*eqp, EFX_DWORD_0)); 918227569Sphilip return (B_TRUE); 919227569Sphilip } 920227569Sphilip 921227569Sphilip EFSYS_ASSERT(eecp->eec_software != NULL); 922227569Sphilip should_abort = eecp->eec_software(arg, (uint16_t)data); 923227569Sphilip 924227569Sphilip return (should_abort); 925227569Sphilip} 926227569Sphilip 927227569Sphilip#if EFSYS_OPT_MCDI 928227569Sphilip 929227569Sphilipstatic __checkReturn boolean_t 930283514Sarybchikfalconsiena_ev_mcdi( 931227569Sphilip __in efx_evq_t *eep, 932227569Sphilip __in efx_qword_t *eqp, 933227569Sphilip __in const efx_ev_callbacks_t *eecp, 934227569Sphilip __in_opt void *arg) 935227569Sphilip{ 936227569Sphilip efx_nic_t *enp = eep->ee_enp; 937227569Sphilip unsigned code; 938227569Sphilip boolean_t should_abort = B_FALSE; 939227569Sphilip 940227569Sphilip EFSYS_ASSERT3U(enp->en_family, ==, EFX_FAMILY_SIENA); 941227569Sphilip 942227569Sphilip if (enp->en_family != EFX_FAMILY_SIENA) 943227569Sphilip goto out; 944227569Sphilip 945279078Sarybchik EFSYS_ASSERT(eecp->eec_link_change != NULL); 946279078Sarybchik EFSYS_ASSERT(eecp->eec_exception != NULL); 947279078Sarybchik#if EFSYS_OPT_MON_STATS 948279078Sarybchik EFSYS_ASSERT(eecp->eec_monitor != NULL); 949279078Sarybchik#endif 950279078Sarybchik 951227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_MCDI_RESPONSE); 952227569Sphilip 953227569Sphilip code = EFX_QWORD_FIELD(*eqp, MCDI_EVENT_CODE); 954227569Sphilip switch (code) { 955227569Sphilip case MCDI_EVENT_CODE_BADSSERT: 956227569Sphilip efx_mcdi_ev_death(enp, EINTR); 957227569Sphilip break; 958227569Sphilip 959227569Sphilip case MCDI_EVENT_CODE_CMDDONE: 960227569Sphilip efx_mcdi_ev_cpl(enp, 961283514Sarybchik MCDI_EV_FIELD(eqp, CMDDONE_SEQ), 962283514Sarybchik MCDI_EV_FIELD(eqp, CMDDONE_DATALEN), 963283514Sarybchik MCDI_EV_FIELD(eqp, CMDDONE_ERRNO)); 964227569Sphilip break; 965227569Sphilip 966227569Sphilip case MCDI_EVENT_CODE_LINKCHANGE: { 967227569Sphilip efx_link_mode_t link_mode; 968227569Sphilip 969227569Sphilip siena_phy_link_ev(enp, eqp, &link_mode); 970227569Sphilip should_abort = eecp->eec_link_change(arg, link_mode); 971227569Sphilip break; 972227569Sphilip } 973227569Sphilip case MCDI_EVENT_CODE_SENSOREVT: { 974227569Sphilip#if EFSYS_OPT_MON_STATS 975227569Sphilip efx_mon_stat_t id; 976227569Sphilip efx_mon_stat_value_t value; 977291436Sarybchik efx_rc_t rc; 978227569Sphilip 979283514Sarybchik if ((rc = mcdi_mon_ev(enp, eqp, &id, &value)) == 0) 980227569Sphilip should_abort = eecp->eec_monitor(arg, id, value); 981227569Sphilip else if (rc == ENOTSUP) { 982227569Sphilip should_abort = eecp->eec_exception(arg, 983227569Sphilip EFX_EXCEPTION_UNKNOWN_SENSOREVT, 984227569Sphilip MCDI_EV_FIELD(eqp, DATA)); 985227569Sphilip } else 986227569Sphilip EFSYS_ASSERT(rc == ENODEV); /* Wrong port */ 987227569Sphilip#else 988227569Sphilip should_abort = B_FALSE; 989227569Sphilip#endif 990227569Sphilip break; 991227569Sphilip } 992227569Sphilip case MCDI_EVENT_CODE_SCHEDERR: 993227569Sphilip /* Informational only */ 994227569Sphilip break; 995227569Sphilip 996227569Sphilip case MCDI_EVENT_CODE_REBOOT: 997227569Sphilip efx_mcdi_ev_death(enp, EIO); 998227569Sphilip break; 999227569Sphilip 1000227569Sphilip case MCDI_EVENT_CODE_MAC_STATS_DMA: 1001227569Sphilip#if EFSYS_OPT_MAC_STATS 1002227569Sphilip if (eecp->eec_mac_stats != NULL) { 1003227569Sphilip eecp->eec_mac_stats(arg, 1004227569Sphilip MCDI_EV_FIELD(eqp, MAC_STATS_DMA_GENERATION)); 1005227569Sphilip } 1006227569Sphilip#endif 1007227569Sphilip break; 1008227569Sphilip 1009227569Sphilip case MCDI_EVENT_CODE_FWALERT: { 1010227569Sphilip uint32_t reason = MCDI_EV_FIELD(eqp, FWALERT_REASON); 1011227569Sphilip 1012227569Sphilip if (reason == MCDI_EVENT_FWALERT_REASON_SRAM_ACCESS) 1013227569Sphilip should_abort = eecp->eec_exception(arg, 1014227569Sphilip EFX_EXCEPTION_FWALERT_SRAM, 1015227569Sphilip MCDI_EV_FIELD(eqp, FWALERT_DATA)); 1016227569Sphilip else 1017227569Sphilip should_abort = eecp->eec_exception(arg, 1018227569Sphilip EFX_EXCEPTION_UNKNOWN_FWALERT, 1019227569Sphilip MCDI_EV_FIELD(eqp, DATA)); 1020227569Sphilip break; 1021227569Sphilip } 1022227569Sphilip 1023227569Sphilip default: 1024227569Sphilip EFSYS_PROBE1(mc_pcol_error, int, code); 1025227569Sphilip break; 1026227569Sphilip } 1027227569Sphilip 1028227569Sphilipout: 1029227569Sphilip return (should_abort); 1030227569Sphilip} 1031227569Sphilip 1032279141Sarybchik#endif /* EFSYS_OPT_MCDI */ 1033227569Sphilip 1034291436Sarybchikstatic __checkReturn efx_rc_t 1035283514Sarybchikfalconsiena_ev_qprime( 1036227569Sphilip __in efx_evq_t *eep, 1037227569Sphilip __in unsigned int count) 1038227569Sphilip{ 1039227569Sphilip efx_nic_t *enp = eep->ee_enp; 1040227569Sphilip uint32_t rptr; 1041227569Sphilip efx_dword_t dword; 1042227569Sphilip 1043227569Sphilip rptr = count & eep->ee_mask; 1044227569Sphilip 1045227569Sphilip EFX_POPULATE_DWORD_1(dword, FRF_AZ_EVQ_RPTR, rptr); 1046227569Sphilip 1047227569Sphilip EFX_BAR_TBL_WRITED(enp, FR_AZ_EVQ_RPTR_REG, eep->ee_index, 1048227569Sphilip &dword, B_FALSE); 1049227569Sphilip 1050227569Sphilip return (0); 1051227569Sphilip} 1052227569Sphilip 1053227569Sphilip#define EFX_EV_BATCH 8 1054227569Sphilip 1055283514Sarybchikstatic void 1056283514Sarybchikfalconsiena_ev_qpoll( 1057227569Sphilip __in efx_evq_t *eep, 1058227569Sphilip __inout unsigned int *countp, 1059227569Sphilip __in const efx_ev_callbacks_t *eecp, 1060227569Sphilip __in_opt void *arg) 1061227569Sphilip{ 1062227569Sphilip efx_qword_t ev[EFX_EV_BATCH]; 1063227569Sphilip unsigned int batch; 1064227569Sphilip unsigned int total; 1065227569Sphilip unsigned int count; 1066227569Sphilip unsigned int index; 1067227569Sphilip size_t offset; 1068227569Sphilip 1069227569Sphilip EFSYS_ASSERT(countp != NULL); 1070227569Sphilip EFSYS_ASSERT(eecp != NULL); 1071227569Sphilip 1072227569Sphilip count = *countp; 1073227569Sphilip do { 1074227569Sphilip /* Read up until the end of the batch period */ 1075227569Sphilip batch = EFX_EV_BATCH - (count & (EFX_EV_BATCH - 1)); 1076227569Sphilip offset = (count & eep->ee_mask) * sizeof (efx_qword_t); 1077227569Sphilip for (total = 0; total < batch; ++total) { 1078227569Sphilip EFSYS_MEM_READQ(eep->ee_esmp, offset, &(ev[total])); 1079227569Sphilip 1080227569Sphilip if (!EFX_EV_PRESENT(ev[total])) 1081227569Sphilip break; 1082227569Sphilip 1083227569Sphilip EFSYS_PROBE3(event, unsigned int, eep->ee_index, 1084227569Sphilip uint32_t, EFX_QWORD_FIELD(ev[total], EFX_DWORD_1), 1085227569Sphilip uint32_t, EFX_QWORD_FIELD(ev[total], EFX_DWORD_0)); 1086227569Sphilip 1087227569Sphilip offset += sizeof (efx_qword_t); 1088227569Sphilip } 1089227569Sphilip 1090227569Sphilip#if EFSYS_OPT_EV_PREFETCH && (EFSYS_OPT_EV_PREFETCH_PERIOD > 1) 1091227569Sphilip /* 1092227569Sphilip * Prefetch the next batch when we get within PREFETCH_PERIOD 1093227569Sphilip * of a completed batch. If the batch is smaller, then prefetch 1094227569Sphilip * immediately. 1095227569Sphilip */ 1096227569Sphilip if (total == batch && total < EFSYS_OPT_EV_PREFETCH_PERIOD) 1097227569Sphilip EFSYS_MEM_PREFETCH(eep->ee_esmp, offset); 1098227569Sphilip#endif /* EFSYS_OPT_EV_PREFETCH */ 1099227569Sphilip 1100227569Sphilip /* Process the batch of events */ 1101227569Sphilip for (index = 0; index < total; ++index) { 1102227569Sphilip boolean_t should_abort; 1103227569Sphilip uint32_t code; 1104227569Sphilip 1105227569Sphilip#if EFSYS_OPT_EV_PREFETCH 1106227569Sphilip /* Prefetch if we've now reached the batch period */ 1107227569Sphilip if (total == batch && 1108227569Sphilip index + EFSYS_OPT_EV_PREFETCH_PERIOD == total) { 1109227569Sphilip offset = (count + batch) & eep->ee_mask; 1110227569Sphilip offset *= sizeof (efx_qword_t); 1111227569Sphilip 1112227569Sphilip EFSYS_MEM_PREFETCH(eep->ee_esmp, offset); 1113227569Sphilip } 1114227569Sphilip#endif /* EFSYS_OPT_EV_PREFETCH */ 1115227569Sphilip 1116227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_ALL); 1117227569Sphilip 1118227569Sphilip code = EFX_QWORD_FIELD(ev[index], FSF_AZ_EV_CODE); 1119283514Sarybchik switch (code) { 1120283514Sarybchik case FSE_AZ_EV_CODE_RX_EV: 1121283514Sarybchik should_abort = eep->ee_rx(eep, 1122283514Sarybchik &(ev[index]), eecp, arg); 1123283514Sarybchik break; 1124283514Sarybchik case FSE_AZ_EV_CODE_TX_EV: 1125283514Sarybchik should_abort = eep->ee_tx(eep, 1126283514Sarybchik &(ev[index]), eecp, arg); 1127283514Sarybchik break; 1128283514Sarybchik case FSE_AZ_EV_CODE_DRIVER_EV: 1129283514Sarybchik should_abort = eep->ee_driver(eep, 1130283514Sarybchik &(ev[index]), eecp, arg); 1131283514Sarybchik break; 1132283514Sarybchik case FSE_AZ_EV_CODE_DRV_GEN_EV: 1133283514Sarybchik should_abort = eep->ee_drv_gen(eep, 1134283514Sarybchik &(ev[index]), eecp, arg); 1135283514Sarybchik break; 1136283514Sarybchik#if EFSYS_OPT_MCDI 1137283514Sarybchik case FSE_AZ_EV_CODE_MCDI_EVRESPONSE: 1138283514Sarybchik should_abort = eep->ee_mcdi(eep, 1139283514Sarybchik &(ev[index]), eecp, arg); 1140283514Sarybchik break; 1141283514Sarybchik#endif 1142283514Sarybchik case FSE_AZ_EV_CODE_GLOBAL_EV: 1143283514Sarybchik if (eep->ee_global) { 1144283514Sarybchik should_abort = eep->ee_global(eep, 1145283514Sarybchik &(ev[index]), eecp, arg); 1146283514Sarybchik break; 1147283514Sarybchik } 1148283514Sarybchik /* else fallthrough */ 1149283514Sarybchik default: 1150283514Sarybchik EFSYS_PROBE3(bad_event, 1151283514Sarybchik unsigned int, eep->ee_index, 1152283514Sarybchik uint32_t, 1153283514Sarybchik EFX_QWORD_FIELD(ev[index], EFX_DWORD_1), 1154283514Sarybchik uint32_t, 1155283514Sarybchik EFX_QWORD_FIELD(ev[index], EFX_DWORD_0)); 1156283514Sarybchik 1157283514Sarybchik EFSYS_ASSERT(eecp->eec_exception != NULL); 1158283514Sarybchik (void) eecp->eec_exception(arg, 1159283514Sarybchik EFX_EXCEPTION_EV_ERROR, code); 1160283514Sarybchik should_abort = B_TRUE; 1161283514Sarybchik } 1162227569Sphilip if (should_abort) { 1163227569Sphilip /* Ignore subsequent events */ 1164227569Sphilip total = index + 1; 1165227569Sphilip break; 1166227569Sphilip } 1167227569Sphilip } 1168227569Sphilip 1169227569Sphilip /* 1170227569Sphilip * Now that the hardware has most likely moved onto dma'ing 1171227569Sphilip * into the next cache line, clear the processed events. Take 1172227569Sphilip * care to only clear out events that we've processed 1173227569Sphilip */ 1174227569Sphilip EFX_SET_QWORD(ev[0]); 1175227569Sphilip offset = (count & eep->ee_mask) * sizeof (efx_qword_t); 1176227569Sphilip for (index = 0; index < total; ++index) { 1177227569Sphilip EFSYS_MEM_WRITEQ(eep->ee_esmp, offset, &(ev[0])); 1178227569Sphilip offset += sizeof (efx_qword_t); 1179227569Sphilip } 1180227569Sphilip 1181227569Sphilip count += total; 1182227569Sphilip 1183227569Sphilip } while (total == batch); 1184227569Sphilip 1185227569Sphilip *countp = count; 1186227569Sphilip} 1187227569Sphilip 1188283514Sarybchikstatic void 1189283514Sarybchikfalconsiena_ev_qpost( 1190227569Sphilip __in efx_evq_t *eep, 1191227569Sphilip __in uint16_t data) 1192227569Sphilip{ 1193227569Sphilip efx_nic_t *enp = eep->ee_enp; 1194227569Sphilip efx_qword_t ev; 1195227569Sphilip efx_oword_t oword; 1196227569Sphilip 1197227569Sphilip EFX_POPULATE_QWORD_2(ev, FSF_AZ_EV_CODE, FSE_AZ_EV_CODE_DRV_GEN_EV, 1198227569Sphilip FSF_AZ_EV_DATA_DW0, (uint32_t)data); 1199227569Sphilip 1200227569Sphilip EFX_POPULATE_OWORD_3(oword, FRF_AZ_DRV_EV_QID, eep->ee_index, 1201227569Sphilip EFX_DWORD_0, EFX_QWORD_FIELD(ev, EFX_DWORD_0), 1202227569Sphilip EFX_DWORD_1, EFX_QWORD_FIELD(ev, EFX_DWORD_1)); 1203227569Sphilip 1204227569Sphilip EFX_BAR_WRITEO(enp, FR_AZ_DRV_EV_REG, &oword); 1205227569Sphilip} 1206227569Sphilip 1207291436Sarybchikstatic __checkReturn efx_rc_t 1208283514Sarybchikfalconsiena_ev_qmoderate( 1209227569Sphilip __in efx_evq_t *eep, 1210227569Sphilip __in unsigned int us) 1211227569Sphilip{ 1212227569Sphilip efx_nic_t *enp = eep->ee_enp; 1213279048Sarybchik efx_nic_cfg_t *encp = &(enp->en_nic_cfg); 1214227569Sphilip unsigned int locked; 1215227569Sphilip efx_dword_t dword; 1216291436Sarybchik efx_rc_t rc; 1217227569Sphilip 1218279182Sarybchik if (us > encp->enc_evq_timer_max_us) { 1219227569Sphilip rc = EINVAL; 1220227569Sphilip goto fail1; 1221227569Sphilip } 1222227569Sphilip 1223227569Sphilip /* If the value is zero then disable the timer */ 1224227569Sphilip if (us == 0) { 1225227569Sphilip if (enp->en_family == EFX_FAMILY_FALCON) 1226227569Sphilip EFX_POPULATE_DWORD_2(dword, 1227227569Sphilip FRF_AB_TC_TIMER_MODE, FFE_AB_TIMER_MODE_DIS, 1228227569Sphilip FRF_AB_TC_TIMER_VAL, 0); 1229227569Sphilip else 1230227569Sphilip EFX_POPULATE_DWORD_2(dword, 1231227569Sphilip FRF_CZ_TC_TIMER_MODE, FFE_CZ_TIMER_MODE_DIS, 1232227569Sphilip FRF_CZ_TC_TIMER_VAL, 0); 1233227569Sphilip } else { 1234227569Sphilip uint32_t timer_val; 1235227569Sphilip 1236227569Sphilip /* Calculate the timer value in quanta */ 1237279182Sarybchik timer_val = us * 1000 / encp->enc_evq_timer_quantum_ns; 1238227569Sphilip 1239279048Sarybchik /* Moderation value is base 0 so we need to deduct 1 */ 1240279048Sarybchik if (timer_val > 0) 1241279048Sarybchik timer_val--; 1242227569Sphilip 1243227569Sphilip if (enp->en_family == EFX_FAMILY_FALCON) 1244227569Sphilip EFX_POPULATE_DWORD_2(dword, 1245227569Sphilip FRF_AB_TC_TIMER_MODE, FFE_AB_TIMER_MODE_INT_HLDOFF, 1246279048Sarybchik FRF_AB_TIMER_VAL, timer_val); 1247227569Sphilip else 1248227569Sphilip EFX_POPULATE_DWORD_2(dword, 1249227569Sphilip FRF_CZ_TC_TIMER_MODE, FFE_CZ_TIMER_MODE_INT_HLDOFF, 1250279048Sarybchik FRF_CZ_TC_TIMER_VAL, timer_val); 1251227569Sphilip } 1252227569Sphilip 1253227569Sphilip locked = (eep->ee_index == 0) ? 1 : 0; 1254227569Sphilip 1255227569Sphilip EFX_BAR_TBL_WRITED(enp, FR_BZ_TIMER_COMMAND_REGP0, 1256227569Sphilip eep->ee_index, &dword, locked); 1257227569Sphilip 1258227569Sphilip return (0); 1259227569Sphilip 1260227569Sphilipfail1: 1261291436Sarybchik EFSYS_PROBE1(fail1, efx_rc_t, rc); 1262227569Sphilip 1263227569Sphilip return (rc); 1264227569Sphilip} 1265227569Sphilip 1266291436Sarybchikstatic __checkReturn efx_rc_t 1267283514Sarybchikfalconsiena_ev_qcreate( 1268227569Sphilip __in efx_nic_t *enp, 1269227569Sphilip __in unsigned int index, 1270227569Sphilip __in efsys_mem_t *esmp, 1271227569Sphilip __in size_t n, 1272227569Sphilip __in uint32_t id, 1273283514Sarybchik __in efx_evq_t *eep) 1274227569Sphilip{ 1275227569Sphilip efx_nic_cfg_t *encp = &(enp->en_nic_cfg); 1276227569Sphilip uint32_t size; 1277227569Sphilip efx_oword_t oword; 1278291436Sarybchik efx_rc_t rc; 1279227569Sphilip 1280283514Sarybchik EFX_STATIC_ASSERT(ISP2(EFX_EVQ_MAXNEVS)); 1281283514Sarybchik EFX_STATIC_ASSERT(ISP2(EFX_EVQ_MINNEVS)); 1282227569Sphilip 1283283514Sarybchik if (!ISP2(n) || (n < EFX_EVQ_MINNEVS) || (n > EFX_EVQ_MAXNEVS)) { 1284227569Sphilip rc = EINVAL; 1285227569Sphilip goto fail1; 1286227569Sphilip } 1287227569Sphilip if (index >= encp->enc_evq_limit) { 1288227569Sphilip rc = EINVAL; 1289227569Sphilip goto fail2; 1290227569Sphilip } 1291227569Sphilip#if EFSYS_OPT_RX_SCALE 1292227569Sphilip if (enp->en_intr.ei_type == EFX_INTR_LINE && 1293227569Sphilip index >= EFX_MAXRSS_LEGACY) { 1294227569Sphilip rc = EINVAL; 1295227569Sphilip goto fail3; 1296227569Sphilip } 1297227569Sphilip#endif 1298227569Sphilip for (size = 0; (1 << size) <= (EFX_EVQ_MAXNEVS / EFX_EVQ_MINNEVS); 1299227569Sphilip size++) 1300227569Sphilip if ((1 << size) == (int)(n / EFX_EVQ_MINNEVS)) 1301227569Sphilip break; 1302227569Sphilip if (id + (1 << size) >= encp->enc_buftbl_limit) { 1303227569Sphilip rc = EINVAL; 1304227569Sphilip goto fail4; 1305227569Sphilip } 1306227569Sphilip 1307227569Sphilip /* Set up the handler table */ 1308283514Sarybchik eep->ee_rx = falconsiena_ev_rx; 1309283514Sarybchik eep->ee_tx = falconsiena_ev_tx; 1310283514Sarybchik eep->ee_driver = falconsiena_ev_driver; 1311283514Sarybchik eep->ee_global = falconsiena_ev_global; 1312283514Sarybchik eep->ee_drv_gen = falconsiena_ev_drv_gen; 1313227569Sphilip#if EFSYS_OPT_MCDI 1314283514Sarybchik eep->ee_mcdi = falconsiena_ev_mcdi; 1315279141Sarybchik#endif /* EFSYS_OPT_MCDI */ 1316227569Sphilip 1317227569Sphilip /* Set up the new event queue */ 1318227569Sphilip if (enp->en_family != EFX_FAMILY_FALCON) { 1319227569Sphilip EFX_POPULATE_OWORD_1(oword, FRF_CZ_TIMER_Q_EN, 1); 1320283514Sarybchik EFX_BAR_TBL_WRITEO(enp, FR_AZ_TIMER_TBL, index, &oword, B_TRUE); 1321227569Sphilip } 1322227569Sphilip 1323227569Sphilip EFX_POPULATE_OWORD_3(oword, FRF_AZ_EVQ_EN, 1, FRF_AZ_EVQ_SIZE, size, 1324227569Sphilip FRF_AZ_EVQ_BUF_BASE_ID, id); 1325227569Sphilip 1326283514Sarybchik EFX_BAR_TBL_WRITEO(enp, FR_AZ_EVQ_PTR_TBL, index, &oword, B_TRUE); 1327227569Sphilip 1328227569Sphilip return (0); 1329227569Sphilip 1330227569Sphilipfail4: 1331227569Sphilip EFSYS_PROBE(fail4); 1332227569Sphilip#if EFSYS_OPT_RX_SCALE 1333227569Sphilipfail3: 1334227569Sphilip EFSYS_PROBE(fail3); 1335227569Sphilip#endif 1336227569Sphilipfail2: 1337227569Sphilip EFSYS_PROBE(fail2); 1338227569Sphilipfail1: 1339291436Sarybchik EFSYS_PROBE1(fail1, efx_rc_t, rc); 1340227569Sphilip 1341227569Sphilip return (rc); 1342227569Sphilip} 1343227569Sphilip 1344299320Sarybchik#endif /* EFSYS_OPT_SIENA */ 1345283514Sarybchik 1346277886Sarybchik#if EFSYS_OPT_QSTATS 1347227569Sphilip#if EFSYS_OPT_NAMES 1348283514Sarybchik/* START MKCONFIG GENERATED EfxEventQueueStatNamesBlock b693ddf85aee1bfd */ 1349283514Sarybchikstatic const char *__efx_ev_qstat_name[] = { 1350227569Sphilip "all", 1351227569Sphilip "rx", 1352227569Sphilip "rx_ok", 1353227569Sphilip "rx_frm_trunc", 1354227569Sphilip "rx_tobe_disc", 1355227569Sphilip "rx_pause_frm_err", 1356227569Sphilip "rx_buf_owner_id_err", 1357227569Sphilip "rx_ipv4_hdr_chksum_err", 1358227569Sphilip "rx_tcp_udp_chksum_err", 1359227569Sphilip "rx_eth_crc_err", 1360227569Sphilip "rx_ip_frag_err", 1361227569Sphilip "rx_mcast_pkt", 1362227569Sphilip "rx_mcast_hash_match", 1363227569Sphilip "rx_tcp_ipv4", 1364227569Sphilip "rx_tcp_ipv6", 1365227569Sphilip "rx_udp_ipv4", 1366227569Sphilip "rx_udp_ipv6", 1367227569Sphilip "rx_other_ipv4", 1368227569Sphilip "rx_other_ipv6", 1369227569Sphilip "rx_non_ip", 1370283514Sarybchik "rx_batch", 1371227569Sphilip "tx", 1372227569Sphilip "tx_wq_ff_full", 1373227569Sphilip "tx_pkt_err", 1374227569Sphilip "tx_pkt_too_big", 1375227569Sphilip "tx_unexpected", 1376227569Sphilip "global", 1377227569Sphilip "global_mnt", 1378227569Sphilip "driver", 1379227569Sphilip "driver_srm_upd_done", 1380227569Sphilip "driver_tx_descq_fls_done", 1381227569Sphilip "driver_rx_descq_fls_done", 1382227569Sphilip "driver_rx_descq_fls_failed", 1383227569Sphilip "driver_rx_dsc_error", 1384227569Sphilip "driver_tx_dsc_error", 1385227569Sphilip "drv_gen", 1386227569Sphilip "mcdi_response", 1387227569Sphilip}; 1388227569Sphilip/* END MKCONFIG GENERATED EfxEventQueueStatNamesBlock */ 1389227569Sphilip 1390283514Sarybchik const char * 1391227569Sphilipefx_ev_qstat_name( 1392227569Sphilip __in efx_nic_t *enp, 1393227569Sphilip __in unsigned int id) 1394227569Sphilip{ 1395227569Sphilip EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC); 1396227569Sphilip EFSYS_ASSERT3U(id, <, EV_NQSTATS); 1397227569Sphilip 1398227569Sphilip return (__efx_ev_qstat_name[id]); 1399227569Sphilip} 1400227569Sphilip#endif /* EFSYS_OPT_NAMES */ 1401277886Sarybchik#endif /* EFSYS_OPT_QSTATS */ 1402227569Sphilip 1403299320Sarybchik#if EFSYS_OPT_SIENA 1404283514Sarybchik 1405227569Sphilip#if EFSYS_OPT_QSTATS 1406283514Sarybchikstatic void 1407283514Sarybchikfalconsiena_ev_qstats_update( 1408227569Sphilip __in efx_evq_t *eep, 1409227569Sphilip __inout_ecount(EV_NQSTATS) efsys_stat_t *stat) 1410227569Sphilip{ 1411227569Sphilip unsigned int id; 1412227569Sphilip 1413227569Sphilip for (id = 0; id < EV_NQSTATS; id++) { 1414227569Sphilip efsys_stat_t *essp = &stat[id]; 1415227569Sphilip 1416227569Sphilip EFSYS_STAT_INCR(essp, eep->ee_stat[id]); 1417227569Sphilip eep->ee_stat[id] = 0; 1418227569Sphilip } 1419227569Sphilip} 1420227569Sphilip#endif /* EFSYS_OPT_QSTATS */ 1421227569Sphilip 1422283514Sarybchikstatic void 1423283514Sarybchikfalconsiena_ev_qdestroy( 1424227569Sphilip __in efx_evq_t *eep) 1425227569Sphilip{ 1426227569Sphilip efx_nic_t *enp = eep->ee_enp; 1427227569Sphilip efx_oword_t oword; 1428227569Sphilip 1429227569Sphilip /* Purge event queue */ 1430227569Sphilip EFX_ZERO_OWORD(oword); 1431227569Sphilip 1432227569Sphilip EFX_BAR_TBL_WRITEO(enp, FR_AZ_EVQ_PTR_TBL, 1433283514Sarybchik eep->ee_index, &oword, B_TRUE); 1434227569Sphilip 1435227569Sphilip if (enp->en_family != EFX_FAMILY_FALCON) { 1436227569Sphilip EFX_ZERO_OWORD(oword); 1437227569Sphilip EFX_BAR_TBL_WRITEO(enp, FR_AZ_TIMER_TBL, 1438283514Sarybchik eep->ee_index, &oword, B_TRUE); 1439227569Sphilip } 1440227569Sphilip} 1441227569Sphilip 1442283514Sarybchikstatic void 1443283514Sarybchikfalconsiena_ev_fini( 1444227569Sphilip __in efx_nic_t *enp) 1445227569Sphilip{ 1446283514Sarybchik _NOTE(ARGUNUSED(enp)) 1447283514Sarybchik} 1448227569Sphilip 1449299320Sarybchik#endif /* EFSYS_OPT_SIENA */ 1450