efx_ev.c revision 310939
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 310939 2016-12-31 11:21:49Z 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_qpoll( 88283514Sarybchik __in efx_evq_t *eep, 89283514Sarybchik __inout unsigned int *countp, 90283514Sarybchik __in const efx_ev_callbacks_t *eecp, 91283514Sarybchik __in_opt void *arg); 92283514Sarybchik 93283514Sarybchikstatic void 94299607Sarybchiksiena_ev_qpost( 95283514Sarybchik __in efx_evq_t *eep, 96283514Sarybchik __in uint16_t data); 97283514Sarybchik 98291436Sarybchikstatic __checkReturn efx_rc_t 99299607Sarybchiksiena_ev_qmoderate( 100283514Sarybchik __in efx_evq_t *eep, 101283514Sarybchik __in unsigned int us); 102283514Sarybchik 103283514Sarybchik#if EFSYS_OPT_QSTATS 104283514Sarybchikstatic void 105299607Sarybchiksiena_ev_qstats_update( 106283514Sarybchik __in efx_evq_t *eep, 107283514Sarybchik __inout_ecount(EV_NQSTATS) efsys_stat_t *stat); 108283514Sarybchik 109283514Sarybchik#endif 110283514Sarybchik 111299320Sarybchik#endif /* EFSYS_OPT_SIENA */ 112283514Sarybchik 113283514Sarybchik#if EFSYS_OPT_SIENA 114299517Sarybchikstatic const efx_ev_ops_t __efx_ev_siena_ops = { 115299607Sarybchik siena_ev_init, /* eevo_init */ 116299607Sarybchik siena_ev_fini, /* eevo_fini */ 117299607Sarybchik siena_ev_qcreate, /* eevo_qcreate */ 118299607Sarybchik siena_ev_qdestroy, /* eevo_qdestroy */ 119299607Sarybchik siena_ev_qprime, /* eevo_qprime */ 120299607Sarybchik siena_ev_qpost, /* eevo_qpost */ 121299607Sarybchik siena_ev_qmoderate, /* eevo_qmoderate */ 122283514Sarybchik#if EFSYS_OPT_QSTATS 123299607Sarybchik siena_ev_qstats_update, /* eevo_qstats_update */ 124283514Sarybchik#endif 125283514Sarybchik}; 126283514Sarybchik#endif /* EFSYS_OPT_SIENA */ 127283514Sarybchik 128293752Sarybchik#if EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD 129299517Sarybchikstatic const efx_ev_ops_t __efx_ev_ef10_ops = { 130293752Sarybchik ef10_ev_init, /* eevo_init */ 131293752Sarybchik ef10_ev_fini, /* eevo_fini */ 132293752Sarybchik ef10_ev_qcreate, /* eevo_qcreate */ 133293752Sarybchik ef10_ev_qdestroy, /* eevo_qdestroy */ 134293752Sarybchik ef10_ev_qprime, /* eevo_qprime */ 135293752Sarybchik ef10_ev_qpost, /* eevo_qpost */ 136293752Sarybchik ef10_ev_qmoderate, /* eevo_qmoderate */ 137283514Sarybchik#if EFSYS_OPT_QSTATS 138293752Sarybchik ef10_ev_qstats_update, /* eevo_qstats_update */ 139283514Sarybchik#endif 140283514Sarybchik}; 141293752Sarybchik#endif /* EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD */ 142283514Sarybchik 143283514Sarybchik 144291436Sarybchik __checkReturn efx_rc_t 145227569Sphilipefx_ev_init( 146227569Sphilip __in efx_nic_t *enp) 147227569Sphilip{ 148299517Sarybchik const efx_ev_ops_t *eevop; 149291436Sarybchik efx_rc_t rc; 150227569Sphilip 151227569Sphilip EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC); 152227569Sphilip EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_INTR); 153227569Sphilip 154227569Sphilip if (enp->en_mod_flags & EFX_MOD_EV) { 155227569Sphilip rc = EINVAL; 156227569Sphilip goto fail1; 157227569Sphilip } 158227569Sphilip 159283514Sarybchik switch (enp->en_family) { 160283514Sarybchik#if EFSYS_OPT_SIENA 161283514Sarybchik case EFX_FAMILY_SIENA: 162299517Sarybchik eevop = &__efx_ev_siena_ops; 163283514Sarybchik break; 164283514Sarybchik#endif /* EFSYS_OPT_SIENA */ 165283514Sarybchik 166283514Sarybchik#if EFSYS_OPT_HUNTINGTON 167283514Sarybchik case EFX_FAMILY_HUNTINGTON: 168299517Sarybchik eevop = &__efx_ev_ef10_ops; 169283514Sarybchik break; 170283514Sarybchik#endif /* EFSYS_OPT_HUNTINGTON */ 171283514Sarybchik 172293752Sarybchik#if EFSYS_OPT_MEDFORD 173293752Sarybchik case EFX_FAMILY_MEDFORD: 174299517Sarybchik eevop = &__efx_ev_ef10_ops; 175293752Sarybchik break; 176293752Sarybchik#endif /* EFSYS_OPT_MEDFORD */ 177293752Sarybchik 178283514Sarybchik default: 179283514Sarybchik EFSYS_ASSERT(0); 180283514Sarybchik rc = ENOTSUP; 181283514Sarybchik goto fail1; 182283514Sarybchik } 183283514Sarybchik 184227569Sphilip EFSYS_ASSERT3U(enp->en_ev_qcount, ==, 0); 185227569Sphilip 186283514Sarybchik if ((rc = eevop->eevo_init(enp)) != 0) 187283514Sarybchik goto fail2; 188283514Sarybchik 189283514Sarybchik enp->en_eevop = eevop; 190283514Sarybchik enp->en_mod_flags |= EFX_MOD_EV; 191283514Sarybchik return (0); 192283514Sarybchik 193283514Sarybchikfail2: 194283514Sarybchik EFSYS_PROBE(fail2); 195283514Sarybchik 196283514Sarybchikfail1: 197291436Sarybchik EFSYS_PROBE1(fail1, efx_rc_t, rc); 198283514Sarybchik 199283514Sarybchik enp->en_eevop = NULL; 200283514Sarybchik enp->en_mod_flags &= ~EFX_MOD_EV; 201283514Sarybchik return (rc); 202283514Sarybchik} 203283514Sarybchik 204283514Sarybchik void 205283514Sarybchikefx_ev_fini( 206283514Sarybchik __in efx_nic_t *enp) 207283514Sarybchik{ 208299517Sarybchik const efx_ev_ops_t *eevop = enp->en_eevop; 209283514Sarybchik 210283514Sarybchik EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC); 211283514Sarybchik EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_INTR); 212283514Sarybchik EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_EV); 213283514Sarybchik EFSYS_ASSERT(!(enp->en_mod_flags & EFX_MOD_RX)); 214283514Sarybchik EFSYS_ASSERT(!(enp->en_mod_flags & EFX_MOD_TX)); 215283514Sarybchik EFSYS_ASSERT3U(enp->en_ev_qcount, ==, 0); 216283514Sarybchik 217283514Sarybchik eevop->eevo_fini(enp); 218283514Sarybchik 219283514Sarybchik enp->en_eevop = NULL; 220283514Sarybchik enp->en_mod_flags &= ~EFX_MOD_EV; 221283514Sarybchik} 222283514Sarybchik 223283514Sarybchik 224291436Sarybchik __checkReturn efx_rc_t 225283514Sarybchikefx_ev_qcreate( 226283514Sarybchik __in efx_nic_t *enp, 227283514Sarybchik __in unsigned int index, 228283514Sarybchik __in efsys_mem_t *esmp, 229283514Sarybchik __in size_t n, 230283514Sarybchik __in uint32_t id, 231301122Sarybchik __in uint32_t us, 232310939Sarybchik __in uint32_t flags, 233283514Sarybchik __deref_out efx_evq_t **eepp) 234283514Sarybchik{ 235299517Sarybchik const efx_ev_ops_t *eevop = enp->en_eevop; 236283514Sarybchik efx_nic_cfg_t *encp = &(enp->en_nic_cfg); 237283514Sarybchik efx_evq_t *eep; 238291436Sarybchik efx_rc_t rc; 239283514Sarybchik 240283514Sarybchik EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC); 241283514Sarybchik EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_EV); 242283514Sarybchik 243283514Sarybchik EFSYS_ASSERT3U(enp->en_ev_qcount + 1, <, encp->enc_evq_limit); 244283514Sarybchik 245283514Sarybchik /* Allocate an EVQ object */ 246283514Sarybchik EFSYS_KMEM_ALLOC(enp->en_esip, sizeof (efx_evq_t), eep); 247283514Sarybchik if (eep == NULL) { 248283514Sarybchik rc = ENOMEM; 249283514Sarybchik goto fail1; 250283514Sarybchik } 251283514Sarybchik 252283514Sarybchik eep->ee_magic = EFX_EVQ_MAGIC; 253283514Sarybchik eep->ee_enp = enp; 254283514Sarybchik eep->ee_index = index; 255283514Sarybchik eep->ee_mask = n - 1; 256283514Sarybchik eep->ee_esmp = esmp; 257283514Sarybchik 258300605Sarybchik /* 259300605Sarybchik * Set outputs before the queue is created because interrupts may be 260300605Sarybchik * raised for events immediately after the queue is created, before the 261300605Sarybchik * function call below returns. See bug58606. 262300605Sarybchik * 263300605Sarybchik * The eepp pointer passed in by the client must therefore point to data 264300605Sarybchik * shared with the client's event processing context. 265300605Sarybchik */ 266300605Sarybchik enp->en_ev_qcount++; 267300605Sarybchik *eepp = eep; 268300605Sarybchik 269310939Sarybchik if ((rc = eevop->eevo_qcreate(enp, index, esmp, n, id, us, flags, 270310939Sarybchik eep)) != 0) 271283514Sarybchik goto fail2; 272283514Sarybchik 273283514Sarybchik return (0); 274283514Sarybchik 275283514Sarybchikfail2: 276283514Sarybchik EFSYS_PROBE(fail2); 277300605Sarybchik 278300605Sarybchik *eepp = NULL; 279300605Sarybchik enp->en_ev_qcount--; 280283514Sarybchik EFSYS_KMEM_FREE(enp->en_esip, sizeof (efx_evq_t), eep); 281283514Sarybchikfail1: 282291436Sarybchik EFSYS_PROBE1(fail1, efx_rc_t, rc); 283283514Sarybchik return (rc); 284283514Sarybchik} 285283514Sarybchik 286283514Sarybchik void 287283514Sarybchikefx_ev_qdestroy( 288283514Sarybchik __in efx_evq_t *eep) 289283514Sarybchik{ 290283514Sarybchik efx_nic_t *enp = eep->ee_enp; 291299517Sarybchik const efx_ev_ops_t *eevop = enp->en_eevop; 292283514Sarybchik 293283514Sarybchik EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC); 294283514Sarybchik 295283514Sarybchik EFSYS_ASSERT(enp->en_ev_qcount != 0); 296283514Sarybchik --enp->en_ev_qcount; 297283514Sarybchik 298283514Sarybchik eevop->eevo_qdestroy(eep); 299283514Sarybchik 300283514Sarybchik /* Free the EVQ object */ 301283514Sarybchik EFSYS_KMEM_FREE(enp->en_esip, sizeof (efx_evq_t), eep); 302283514Sarybchik} 303283514Sarybchik 304291436Sarybchik __checkReturn efx_rc_t 305283514Sarybchikefx_ev_qprime( 306283514Sarybchik __in efx_evq_t *eep, 307283514Sarybchik __in unsigned int count) 308283514Sarybchik{ 309283514Sarybchik efx_nic_t *enp = eep->ee_enp; 310299517Sarybchik const efx_ev_ops_t *eevop = enp->en_eevop; 311291436Sarybchik efx_rc_t rc; 312283514Sarybchik 313283514Sarybchik EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC); 314283514Sarybchik 315283514Sarybchik if (!(enp->en_mod_flags & EFX_MOD_INTR)) { 316283514Sarybchik rc = EINVAL; 317283514Sarybchik goto fail1; 318283514Sarybchik } 319283514Sarybchik 320283514Sarybchik if ((rc = eevop->eevo_qprime(eep, count)) != 0) 321283514Sarybchik goto fail2; 322283514Sarybchik 323283514Sarybchik return (0); 324283514Sarybchik 325283514Sarybchikfail2: 326283514Sarybchik EFSYS_PROBE(fail2); 327283514Sarybchikfail1: 328291436Sarybchik EFSYS_PROBE1(fail1, efx_rc_t, rc); 329283514Sarybchik return (rc); 330283514Sarybchik} 331283514Sarybchik 332283514Sarybchik __checkReturn boolean_t 333283514Sarybchikefx_ev_qpending( 334283514Sarybchik __in efx_evq_t *eep, 335283514Sarybchik __in unsigned int count) 336283514Sarybchik{ 337283514Sarybchik size_t offset; 338283514Sarybchik efx_qword_t qword; 339283514Sarybchik 340283514Sarybchik EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC); 341283514Sarybchik 342283514Sarybchik offset = (count & eep->ee_mask) * sizeof (efx_qword_t); 343283514Sarybchik EFSYS_MEM_READQ(eep->ee_esmp, offset, &qword); 344283514Sarybchik 345283514Sarybchik return (EFX_EV_PRESENT(qword)); 346283514Sarybchik} 347283514Sarybchik 348283514Sarybchik#if EFSYS_OPT_EV_PREFETCH 349283514Sarybchik 350283514Sarybchik void 351283514Sarybchikefx_ev_qprefetch( 352283514Sarybchik __in efx_evq_t *eep, 353283514Sarybchik __in unsigned int count) 354283514Sarybchik{ 355283514Sarybchik unsigned int offset; 356283514Sarybchik 357283514Sarybchik EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC); 358283514Sarybchik 359283514Sarybchik offset = (count & eep->ee_mask) * sizeof (efx_qword_t); 360283514Sarybchik EFSYS_MEM_PREFETCH(eep->ee_esmp, offset); 361283514Sarybchik} 362283514Sarybchik 363283514Sarybchik#endif /* EFSYS_OPT_EV_PREFETCH */ 364283514Sarybchik 365283514Sarybchik void 366283514Sarybchikefx_ev_qpoll( 367283514Sarybchik __in efx_evq_t *eep, 368283514Sarybchik __inout unsigned int *countp, 369283514Sarybchik __in const efx_ev_callbacks_t *eecp, 370283514Sarybchik __in_opt void *arg) 371283514Sarybchik{ 372283514Sarybchik EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC); 373283514Sarybchik 374227569Sphilip /* 375283514Sarybchik * FIXME: Huntington will require support for hardware event batching 376283514Sarybchik * and merging, which will need a different ev_qpoll implementation. 377283514Sarybchik * 378283514Sarybchik * Without those features the Falcon/Siena code can be used unchanged. 379283514Sarybchik */ 380283514Sarybchik EFX_STATIC_ASSERT(ESF_DZ_EV_CODE_LBN == FSF_AZ_EV_CODE_LBN); 381283514Sarybchik EFX_STATIC_ASSERT(ESF_DZ_EV_CODE_WIDTH == FSF_AZ_EV_CODE_WIDTH); 382283514Sarybchik 383283514Sarybchik EFX_STATIC_ASSERT(ESE_DZ_EV_CODE_RX_EV == FSE_AZ_EV_CODE_RX_EV); 384283514Sarybchik EFX_STATIC_ASSERT(ESE_DZ_EV_CODE_TX_EV == FSE_AZ_EV_CODE_TX_EV); 385283514Sarybchik EFX_STATIC_ASSERT(ESE_DZ_EV_CODE_DRIVER_EV == FSE_AZ_EV_CODE_DRIVER_EV); 386283514Sarybchik EFX_STATIC_ASSERT(ESE_DZ_EV_CODE_DRV_GEN_EV == 387283514Sarybchik FSE_AZ_EV_CODE_DRV_GEN_EV); 388283514Sarybchik#if EFSYS_OPT_MCDI 389283514Sarybchik EFX_STATIC_ASSERT(ESE_DZ_EV_CODE_MCDI_EV == 390283514Sarybchik FSE_AZ_EV_CODE_MCDI_EVRESPONSE); 391283514Sarybchik#endif 392299607Sarybchik siena_ev_qpoll(eep, countp, eecp, arg); 393283514Sarybchik} 394283514Sarybchik 395283514Sarybchik void 396283514Sarybchikefx_ev_qpost( 397283514Sarybchik __in efx_evq_t *eep, 398283514Sarybchik __in uint16_t data) 399283514Sarybchik{ 400283514Sarybchik efx_nic_t *enp = eep->ee_enp; 401299517Sarybchik const efx_ev_ops_t *eevop = enp->en_eevop; 402283514Sarybchik 403283514Sarybchik EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC); 404283514Sarybchik 405283514Sarybchik EFSYS_ASSERT(eevop != NULL && 406283514Sarybchik eevop->eevo_qpost != NULL); 407283514Sarybchik 408283514Sarybchik eevop->eevo_qpost(eep, data); 409283514Sarybchik} 410283514Sarybchik 411291436Sarybchik __checkReturn efx_rc_t 412301308Sarybchikefx_ev_usecs_to_ticks( 413301308Sarybchik __in efx_nic_t *enp, 414301308Sarybchik __in unsigned int us, 415301308Sarybchik __out unsigned int *ticksp) 416301308Sarybchik{ 417301308Sarybchik efx_nic_cfg_t *encp = &(enp->en_nic_cfg); 418301308Sarybchik unsigned int ticks; 419301308Sarybchik 420301308Sarybchik /* Convert microseconds to a timer tick count */ 421301308Sarybchik if (us == 0) 422301308Sarybchik ticks = 0; 423301308Sarybchik else if (us * 1000 < encp->enc_evq_timer_quantum_ns) 424301308Sarybchik ticks = 1; /* Never round down to zero */ 425301308Sarybchik else 426301308Sarybchik ticks = us * 1000 / encp->enc_evq_timer_quantum_ns; 427301308Sarybchik 428301308Sarybchik *ticksp = ticks; 429301308Sarybchik return (0); 430301308Sarybchik} 431301308Sarybchik 432301308Sarybchik __checkReturn efx_rc_t 433283514Sarybchikefx_ev_qmoderate( 434283514Sarybchik __in efx_evq_t *eep, 435283514Sarybchik __in unsigned int us) 436283514Sarybchik{ 437283514Sarybchik efx_nic_t *enp = eep->ee_enp; 438299517Sarybchik const efx_ev_ops_t *eevop = enp->en_eevop; 439291436Sarybchik efx_rc_t rc; 440283514Sarybchik 441283514Sarybchik EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC); 442283514Sarybchik 443283514Sarybchik if ((rc = eevop->eevo_qmoderate(eep, us)) != 0) 444283514Sarybchik goto fail1; 445283514Sarybchik 446283514Sarybchik return (0); 447283514Sarybchik 448283514Sarybchikfail1: 449291436Sarybchik EFSYS_PROBE1(fail1, efx_rc_t, rc); 450283514Sarybchik return (rc); 451283514Sarybchik} 452283514Sarybchik 453283514Sarybchik#if EFSYS_OPT_QSTATS 454283514Sarybchik void 455283514Sarybchikefx_ev_qstats_update( 456283514Sarybchik __in efx_evq_t *eep, 457283514Sarybchik __inout_ecount(EV_NQSTATS) efsys_stat_t *stat) 458283514Sarybchik 459283514Sarybchik{ efx_nic_t *enp = eep->ee_enp; 460299517Sarybchik const efx_ev_ops_t *eevop = enp->en_eevop; 461283514Sarybchik 462283514Sarybchik EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC); 463283514Sarybchik 464283514Sarybchik eevop->eevo_qstats_update(eep, stat); 465283514Sarybchik} 466283514Sarybchik 467283514Sarybchik#endif /* EFSYS_OPT_QSTATS */ 468283514Sarybchik 469299320Sarybchik#if EFSYS_OPT_SIENA 470283514Sarybchik 471291436Sarybchikstatic __checkReturn efx_rc_t 472299607Sarybchiksiena_ev_init( 473283514Sarybchik __in efx_nic_t *enp) 474283514Sarybchik{ 475283514Sarybchik efx_oword_t oword; 476283514Sarybchik 477283514Sarybchik /* 478227569Sphilip * Program the event queue for receive and transmit queue 479227569Sphilip * flush events. 480227569Sphilip */ 481227569Sphilip EFX_BAR_READO(enp, FR_AZ_DP_CTRL_REG, &oword); 482227569Sphilip EFX_SET_OWORD_FIELD(oword, FRF_AZ_FLS_EVQ_ID, 0); 483227569Sphilip EFX_BAR_WRITEO(enp, FR_AZ_DP_CTRL_REG, &oword); 484227569Sphilip 485227569Sphilip return (0); 486227569Sphilip 487227569Sphilip} 488227569Sphilip 489227569Sphilipstatic __checkReturn boolean_t 490299607Sarybchiksiena_ev_rx_not_ok( 491227569Sphilip __in efx_evq_t *eep, 492227569Sphilip __in efx_qword_t *eqp, 493227569Sphilip __in uint32_t label, 494227569Sphilip __in uint32_t id, 495227569Sphilip __inout uint16_t *flagsp) 496227569Sphilip{ 497227569Sphilip boolean_t ignore = B_FALSE; 498227569Sphilip 499227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_TOBE_DISC) != 0) { 500227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_TOBE_DISC); 501227569Sphilip EFSYS_PROBE(tobe_disc); 502278839Sarybchik /* 503278839Sarybchik * Assume this is a unicast address mismatch, unless below 504227569Sphilip * we find either FSF_AZ_RX_EV_ETH_CRC_ERR or 505227569Sphilip * EV_RX_PAUSE_FRM_ERR is set. 506227569Sphilip */ 507227569Sphilip (*flagsp) |= EFX_ADDR_MISMATCH; 508227569Sphilip } 509227569Sphilip 510227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_FRM_TRUNC) != 0) { 511227569Sphilip EFSYS_PROBE2(frm_trunc, uint32_t, label, uint32_t, id); 512227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_FRM_TRUNC); 513227569Sphilip (*flagsp) |= EFX_DISCARD; 514227569Sphilip 515293806Sarybchik#if EFSYS_OPT_RX_SCATTER 516278839Sarybchik /* 517278839Sarybchik * Lookout for payload queue ran dry errors and ignore them. 518227569Sphilip * 519227569Sphilip * Sadly for the header/data split cases, the descriptor 520227569Sphilip * pointer in this event refers to the header queue and 521227569Sphilip * therefore cannot be easily detected as duplicate. 522227569Sphilip * So we drop these and rely on the receive processing seeing 523227569Sphilip * a subsequent packet with FSF_AZ_RX_EV_SOP set to discard 524227569Sphilip * the partially received packet. 525227569Sphilip */ 526227569Sphilip if ((EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_SOP) == 0) && 527227569Sphilip (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_JUMBO_CONT) == 0) && 528227569Sphilip (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_BYTE_CNT) == 0)) 529227569Sphilip ignore = B_TRUE; 530293806Sarybchik#endif /* EFSYS_OPT_RX_SCATTER */ 531227569Sphilip } 532227569Sphilip 533227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_ETH_CRC_ERR) != 0) { 534227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_ETH_CRC_ERR); 535227569Sphilip EFSYS_PROBE(crc_err); 536227569Sphilip (*flagsp) &= ~EFX_ADDR_MISMATCH; 537227569Sphilip (*flagsp) |= EFX_DISCARD; 538227569Sphilip } 539227569Sphilip 540227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_PAUSE_FRM_ERR) != 0) { 541227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_PAUSE_FRM_ERR); 542227569Sphilip EFSYS_PROBE(pause_frm_err); 543227569Sphilip (*flagsp) &= ~EFX_ADDR_MISMATCH; 544227569Sphilip (*flagsp) |= EFX_DISCARD; 545227569Sphilip } 546227569Sphilip 547227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_BUF_OWNER_ID_ERR) != 0) { 548227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_BUF_OWNER_ID_ERR); 549227569Sphilip EFSYS_PROBE(owner_id_err); 550227569Sphilip (*flagsp) |= EFX_DISCARD; 551227569Sphilip } 552227569Sphilip 553227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_IP_HDR_CHKSUM_ERR) != 0) { 554227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_IPV4_HDR_CHKSUM_ERR); 555227569Sphilip EFSYS_PROBE(ipv4_err); 556227569Sphilip (*flagsp) &= ~EFX_CKSUM_IPV4; 557227569Sphilip } 558227569Sphilip 559227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_TCP_UDP_CHKSUM_ERR) != 0) { 560227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_TCP_UDP_CHKSUM_ERR); 561227569Sphilip EFSYS_PROBE(udp_chk_err); 562227569Sphilip (*flagsp) &= ~EFX_CKSUM_TCPUDP; 563227569Sphilip } 564227569Sphilip 565227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_IP_FRAG_ERR) != 0) { 566227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_IP_FRAG_ERR); 567227569Sphilip 568227569Sphilip /* 569227569Sphilip * If IP is fragmented FSF_AZ_RX_EV_IP_FRAG_ERR is set. This 570227569Sphilip * causes FSF_AZ_RX_EV_PKT_OK to be clear. This is not an error 571227569Sphilip * condition. 572227569Sphilip */ 573227569Sphilip (*flagsp) &= ~(EFX_PKT_TCP | EFX_PKT_UDP | EFX_CKSUM_TCPUDP); 574227569Sphilip } 575227569Sphilip 576227569Sphilip return (ignore); 577227569Sphilip} 578227569Sphilip 579227569Sphilipstatic __checkReturn boolean_t 580299607Sarybchiksiena_ev_rx( 581227569Sphilip __in efx_evq_t *eep, 582227569Sphilip __in efx_qword_t *eqp, 583227569Sphilip __in const efx_ev_callbacks_t *eecp, 584227569Sphilip __in_opt void *arg) 585227569Sphilip{ 586227569Sphilip uint32_t id; 587227569Sphilip uint32_t size; 588227569Sphilip uint32_t label; 589227569Sphilip boolean_t ok; 590293806Sarybchik#if EFSYS_OPT_RX_SCATTER 591227569Sphilip boolean_t sop; 592227569Sphilip boolean_t jumbo_cont; 593293806Sarybchik#endif /* EFSYS_OPT_RX_SCATTER */ 594227569Sphilip uint32_t hdr_type; 595227569Sphilip boolean_t is_v6; 596227569Sphilip uint16_t flags; 597227569Sphilip boolean_t ignore; 598227569Sphilip boolean_t should_abort; 599227569Sphilip 600227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX); 601227569Sphilip 602227569Sphilip /* Basic packet information */ 603227569Sphilip id = EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_DESC_PTR); 604227569Sphilip size = EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_BYTE_CNT); 605227569Sphilip label = EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_Q_LABEL); 606227569Sphilip ok = (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_PKT_OK) != 0); 607227569Sphilip 608293806Sarybchik#if EFSYS_OPT_RX_SCATTER 609227569Sphilip sop = (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_SOP) != 0); 610227569Sphilip jumbo_cont = (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_JUMBO_CONT) != 0); 611293806Sarybchik#endif /* EFSYS_OPT_RX_SCATTER */ 612227569Sphilip 613227569Sphilip hdr_type = EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_HDR_TYPE); 614227569Sphilip 615299403Sarybchik is_v6 = (EFX_QWORD_FIELD(*eqp, FSF_CZ_RX_EV_IPV6_PKT) != 0); 616227569Sphilip 617227569Sphilip /* 618227569Sphilip * If packet is marked as OK and packet type is TCP/IP or 619227569Sphilip * UDP/IP or other IP, then we can rely on the hardware checksums. 620227569Sphilip */ 621227569Sphilip switch (hdr_type) { 622227569Sphilip case FSE_AZ_RX_EV_HDR_TYPE_IPV4V6_TCP: 623227569Sphilip flags = EFX_PKT_TCP | EFX_CKSUM_TCPUDP; 624227569Sphilip if (is_v6) { 625227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_TCP_IPV6); 626227569Sphilip flags |= EFX_PKT_IPV6; 627227569Sphilip } else { 628227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_TCP_IPV4); 629227569Sphilip flags |= EFX_PKT_IPV4 | EFX_CKSUM_IPV4; 630227569Sphilip } 631227569Sphilip break; 632227569Sphilip 633227569Sphilip case FSE_AZ_RX_EV_HDR_TYPE_IPV4V6_UDP: 634227569Sphilip flags = EFX_PKT_UDP | EFX_CKSUM_TCPUDP; 635227569Sphilip if (is_v6) { 636227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_UDP_IPV6); 637227569Sphilip flags |= EFX_PKT_IPV6; 638227569Sphilip } else { 639227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_UDP_IPV4); 640227569Sphilip flags |= EFX_PKT_IPV4 | EFX_CKSUM_IPV4; 641227569Sphilip } 642227569Sphilip break; 643227569Sphilip 644227569Sphilip case FSE_AZ_RX_EV_HDR_TYPE_IPV4V6_OTHER: 645227569Sphilip if (is_v6) { 646227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_OTHER_IPV6); 647227569Sphilip flags = EFX_PKT_IPV6; 648227569Sphilip } else { 649227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_OTHER_IPV4); 650227569Sphilip flags = EFX_PKT_IPV4 | EFX_CKSUM_IPV4; 651227569Sphilip } 652227569Sphilip break; 653227569Sphilip 654227569Sphilip case FSE_AZ_RX_EV_HDR_TYPE_OTHER: 655227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_NON_IP); 656227569Sphilip flags = 0; 657227569Sphilip break; 658227569Sphilip 659227569Sphilip default: 660227569Sphilip EFSYS_ASSERT(B_FALSE); 661227569Sphilip flags = 0; 662227569Sphilip break; 663227569Sphilip } 664227569Sphilip 665293806Sarybchik#if EFSYS_OPT_RX_SCATTER 666227569Sphilip /* Report scatter and header/lookahead split buffer flags */ 667227569Sphilip if (sop) 668227569Sphilip flags |= EFX_PKT_START; 669227569Sphilip if (jumbo_cont) 670227569Sphilip flags |= EFX_PKT_CONT; 671293806Sarybchik#endif /* EFSYS_OPT_RX_SCATTER */ 672227569Sphilip 673227569Sphilip /* Detect errors included in the FSF_AZ_RX_EV_PKT_OK indication */ 674227569Sphilip if (!ok) { 675299607Sarybchik ignore = siena_ev_rx_not_ok(eep, eqp, label, id, &flags); 676227569Sphilip if (ignore) { 677227569Sphilip EFSYS_PROBE4(rx_complete, uint32_t, label, uint32_t, id, 678227569Sphilip uint32_t, size, uint16_t, flags); 679227569Sphilip 680227569Sphilip return (B_FALSE); 681227569Sphilip } 682227569Sphilip } 683227569Sphilip 684227569Sphilip /* If we're not discarding the packet then it is ok */ 685227569Sphilip if (~flags & EFX_DISCARD) 686227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_OK); 687227569Sphilip 688227569Sphilip /* Detect multicast packets that didn't match the filter */ 689227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_MCAST_PKT) != 0) { 690227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_MCAST_PKT); 691227569Sphilip 692227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_MCAST_HASH_MATCH) != 0) { 693227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_MCAST_HASH_MATCH); 694227569Sphilip } else { 695227569Sphilip EFSYS_PROBE(mcast_mismatch); 696227569Sphilip flags |= EFX_ADDR_MISMATCH; 697227569Sphilip } 698227569Sphilip } else { 699227569Sphilip flags |= EFX_PKT_UNICAST; 700227569Sphilip } 701227569Sphilip 702227569Sphilip /* 703227569Sphilip * The packet parser in Siena can abort parsing packets under 704227569Sphilip * certain error conditions, setting the PKT_NOT_PARSED bit 705227569Sphilip * (which clears PKT_OK). If this is set, then don't trust 706227569Sphilip * the PKT_TYPE field. 707227569Sphilip */ 708299403Sarybchik if (!ok) { 709227569Sphilip uint32_t parse_err; 710227569Sphilip 711227569Sphilip parse_err = EFX_QWORD_FIELD(*eqp, FSF_CZ_RX_EV_PKT_NOT_PARSED); 712227569Sphilip if (parse_err != 0) 713227569Sphilip flags |= EFX_CHECK_VLAN; 714227569Sphilip } 715227569Sphilip 716227569Sphilip if (~flags & EFX_CHECK_VLAN) { 717227569Sphilip uint32_t pkt_type; 718227569Sphilip 719227569Sphilip pkt_type = EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_PKT_TYPE); 720227569Sphilip if (pkt_type >= FSE_AZ_RX_EV_PKT_TYPE_VLAN) 721227569Sphilip flags |= EFX_PKT_VLAN_TAGGED; 722227569Sphilip } 723227569Sphilip 724227569Sphilip EFSYS_PROBE4(rx_complete, uint32_t, label, uint32_t, id, 725227569Sphilip uint32_t, size, uint16_t, flags); 726227569Sphilip 727227569Sphilip EFSYS_ASSERT(eecp->eec_rx != NULL); 728227569Sphilip should_abort = eecp->eec_rx(arg, label, id, size, flags); 729227569Sphilip 730227569Sphilip return (should_abort); 731227569Sphilip} 732227569Sphilip 733227569Sphilipstatic __checkReturn boolean_t 734299607Sarybchiksiena_ev_tx( 735227569Sphilip __in efx_evq_t *eep, 736227569Sphilip __in efx_qword_t *eqp, 737227569Sphilip __in const efx_ev_callbacks_t *eecp, 738227569Sphilip __in_opt void *arg) 739227569Sphilip{ 740227569Sphilip uint32_t id; 741227569Sphilip uint32_t label; 742227569Sphilip boolean_t should_abort; 743227569Sphilip 744227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_TX); 745227569Sphilip 746227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_COMP) != 0 && 747227569Sphilip EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_PKT_ERR) == 0 && 748227569Sphilip EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_PKT_TOO_BIG) == 0 && 749227569Sphilip EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_WQ_FF_FULL) == 0) { 750227569Sphilip 751227569Sphilip id = EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_DESC_PTR); 752227569Sphilip label = EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_Q_LABEL); 753227569Sphilip 754227569Sphilip EFSYS_PROBE2(tx_complete, uint32_t, label, uint32_t, id); 755227569Sphilip 756227569Sphilip EFSYS_ASSERT(eecp->eec_tx != NULL); 757227569Sphilip should_abort = eecp->eec_tx(arg, label, id); 758227569Sphilip 759227569Sphilip return (should_abort); 760227569Sphilip } 761227569Sphilip 762227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_COMP) != 0) 763227569Sphilip EFSYS_PROBE3(bad_event, unsigned int, eep->ee_index, 764227569Sphilip uint32_t, EFX_QWORD_FIELD(*eqp, EFX_DWORD_1), 765227569Sphilip uint32_t, EFX_QWORD_FIELD(*eqp, EFX_DWORD_0)); 766227569Sphilip 767227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_PKT_ERR) != 0) 768227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_TX_PKT_ERR); 769227569Sphilip 770227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_PKT_TOO_BIG) != 0) 771227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_TX_PKT_TOO_BIG); 772227569Sphilip 773227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_WQ_FF_FULL) != 0) 774227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_TX_WQ_FF_FULL); 775227569Sphilip 776227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_TX_UNEXPECTED); 777227569Sphilip return (B_FALSE); 778227569Sphilip} 779227569Sphilip 780227569Sphilipstatic __checkReturn boolean_t 781299607Sarybchiksiena_ev_global( 782227569Sphilip __in efx_evq_t *eep, 783227569Sphilip __in efx_qword_t *eqp, 784227569Sphilip __in const efx_ev_callbacks_t *eecp, 785227569Sphilip __in_opt void *arg) 786227569Sphilip{ 787299404Sarybchik _NOTE(ARGUNUSED(eqp, eecp, arg)) 788227569Sphilip 789227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_GLOBAL); 790227569Sphilip 791299404Sarybchik return (B_FALSE); 792227569Sphilip} 793227569Sphilip 794227569Sphilipstatic __checkReturn boolean_t 795299607Sarybchiksiena_ev_driver( 796227569Sphilip __in efx_evq_t *eep, 797227569Sphilip __in efx_qword_t *eqp, 798227569Sphilip __in const efx_ev_callbacks_t *eecp, 799227569Sphilip __in_opt void *arg) 800227569Sphilip{ 801227569Sphilip boolean_t should_abort; 802227569Sphilip 803227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_DRIVER); 804227569Sphilip should_abort = B_FALSE; 805227569Sphilip 806227569Sphilip switch (EFX_QWORD_FIELD(*eqp, FSF_AZ_DRIVER_EV_SUBCODE)) { 807227569Sphilip case FSE_AZ_TX_DESCQ_FLS_DONE_EV: { 808264461Sgnn uint32_t txq_index; 809227569Sphilip 810227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_DRIVER_TX_DESCQ_FLS_DONE); 811227569Sphilip 812264461Sgnn txq_index = EFX_QWORD_FIELD(*eqp, FSF_AZ_DRIVER_EV_SUBDATA); 813227569Sphilip 814264461Sgnn EFSYS_PROBE1(tx_descq_fls_done, uint32_t, txq_index); 815227569Sphilip 816227569Sphilip EFSYS_ASSERT(eecp->eec_txq_flush_done != NULL); 817264461Sgnn should_abort = eecp->eec_txq_flush_done(arg, txq_index); 818227569Sphilip 819227569Sphilip break; 820227569Sphilip } 821227569Sphilip case FSE_AZ_RX_DESCQ_FLS_DONE_EV: { 822264461Sgnn uint32_t rxq_index; 823227569Sphilip uint32_t failed; 824227569Sphilip 825264461Sgnn rxq_index = EFX_QWORD_FIELD(*eqp, FSF_AZ_DRIVER_EV_RX_DESCQ_ID); 826227569Sphilip failed = EFX_QWORD_FIELD(*eqp, FSF_AZ_DRIVER_EV_RX_FLUSH_FAIL); 827227569Sphilip 828227569Sphilip EFSYS_ASSERT(eecp->eec_rxq_flush_done != NULL); 829227569Sphilip EFSYS_ASSERT(eecp->eec_rxq_flush_failed != NULL); 830227569Sphilip 831227569Sphilip if (failed) { 832227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_DRIVER_RX_DESCQ_FLS_FAILED); 833227569Sphilip 834264461Sgnn EFSYS_PROBE1(rx_descq_fls_failed, uint32_t, rxq_index); 835227569Sphilip 836283514Sarybchik should_abort = eecp->eec_rxq_flush_failed(arg, 837283514Sarybchik rxq_index); 838227569Sphilip } else { 839227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_DRIVER_RX_DESCQ_FLS_DONE); 840227569Sphilip 841264461Sgnn EFSYS_PROBE1(rx_descq_fls_done, uint32_t, rxq_index); 842227569Sphilip 843264461Sgnn should_abort = eecp->eec_rxq_flush_done(arg, rxq_index); 844227569Sphilip } 845227569Sphilip 846227569Sphilip break; 847227569Sphilip } 848227569Sphilip case FSE_AZ_EVQ_INIT_DONE_EV: 849227569Sphilip EFSYS_ASSERT(eecp->eec_initialized != NULL); 850227569Sphilip should_abort = eecp->eec_initialized(arg); 851227569Sphilip 852227569Sphilip break; 853227569Sphilip 854227569Sphilip case FSE_AZ_EVQ_NOT_EN_EV: 855227569Sphilip EFSYS_PROBE(evq_not_en); 856227569Sphilip break; 857227569Sphilip 858227569Sphilip case FSE_AZ_SRM_UPD_DONE_EV: { 859227569Sphilip uint32_t code; 860227569Sphilip 861227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_DRIVER_SRM_UPD_DONE); 862227569Sphilip 863227569Sphilip code = EFX_QWORD_FIELD(*eqp, FSF_AZ_DRIVER_EV_SUBDATA); 864227569Sphilip 865227569Sphilip EFSYS_ASSERT(eecp->eec_sram != NULL); 866227569Sphilip should_abort = eecp->eec_sram(arg, code); 867227569Sphilip 868227569Sphilip break; 869227569Sphilip } 870227569Sphilip case FSE_AZ_WAKE_UP_EV: { 871227569Sphilip uint32_t id; 872227569Sphilip 873227569Sphilip id = EFX_QWORD_FIELD(*eqp, FSF_AZ_DRIVER_EV_SUBDATA); 874227569Sphilip 875227569Sphilip EFSYS_ASSERT(eecp->eec_wake_up != NULL); 876227569Sphilip should_abort = eecp->eec_wake_up(arg, id); 877227569Sphilip 878227569Sphilip break; 879227569Sphilip } 880227569Sphilip case FSE_AZ_TX_PKT_NON_TCP_UDP: 881227569Sphilip EFSYS_PROBE(tx_pkt_non_tcp_udp); 882227569Sphilip break; 883227569Sphilip 884227569Sphilip case FSE_AZ_TIMER_EV: { 885227569Sphilip uint32_t id; 886227569Sphilip 887227569Sphilip id = EFX_QWORD_FIELD(*eqp, FSF_AZ_DRIVER_EV_SUBDATA); 888227569Sphilip 889227569Sphilip EFSYS_ASSERT(eecp->eec_timer != NULL); 890227569Sphilip should_abort = eecp->eec_timer(arg, id); 891227569Sphilip 892227569Sphilip break; 893227569Sphilip } 894227569Sphilip case FSE_AZ_RX_DSC_ERROR_EV: 895227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_DRIVER_RX_DSC_ERROR); 896227569Sphilip 897227569Sphilip EFSYS_PROBE(rx_dsc_error); 898227569Sphilip 899227569Sphilip EFSYS_ASSERT(eecp->eec_exception != NULL); 900227569Sphilip should_abort = eecp->eec_exception(arg, 901227569Sphilip EFX_EXCEPTION_RX_DSC_ERROR, 0); 902227569Sphilip 903227569Sphilip break; 904227569Sphilip 905227569Sphilip case FSE_AZ_TX_DSC_ERROR_EV: 906227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_DRIVER_TX_DSC_ERROR); 907227569Sphilip 908227569Sphilip EFSYS_PROBE(tx_dsc_error); 909227569Sphilip 910227569Sphilip EFSYS_ASSERT(eecp->eec_exception != NULL); 911227569Sphilip should_abort = eecp->eec_exception(arg, 912227569Sphilip EFX_EXCEPTION_TX_DSC_ERROR, 0); 913227569Sphilip 914227569Sphilip break; 915227569Sphilip 916227569Sphilip default: 917227569Sphilip break; 918227569Sphilip } 919227569Sphilip 920227569Sphilip return (should_abort); 921227569Sphilip} 922227569Sphilip 923227569Sphilipstatic __checkReturn boolean_t 924299607Sarybchiksiena_ev_drv_gen( 925227569Sphilip __in efx_evq_t *eep, 926227569Sphilip __in efx_qword_t *eqp, 927227569Sphilip __in const efx_ev_callbacks_t *eecp, 928227569Sphilip __in_opt void *arg) 929227569Sphilip{ 930227569Sphilip uint32_t data; 931227569Sphilip boolean_t should_abort; 932227569Sphilip 933227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_DRV_GEN); 934227569Sphilip 935227569Sphilip data = EFX_QWORD_FIELD(*eqp, FSF_AZ_EV_DATA_DW0); 936227569Sphilip if (data >= ((uint32_t)1 << 16)) { 937227569Sphilip EFSYS_PROBE3(bad_event, unsigned int, eep->ee_index, 938227569Sphilip uint32_t, EFX_QWORD_FIELD(*eqp, EFX_DWORD_1), 939227569Sphilip uint32_t, EFX_QWORD_FIELD(*eqp, EFX_DWORD_0)); 940227569Sphilip return (B_TRUE); 941227569Sphilip } 942227569Sphilip 943227569Sphilip EFSYS_ASSERT(eecp->eec_software != NULL); 944227569Sphilip should_abort = eecp->eec_software(arg, (uint16_t)data); 945227569Sphilip 946227569Sphilip return (should_abort); 947227569Sphilip} 948227569Sphilip 949227569Sphilip#if EFSYS_OPT_MCDI 950227569Sphilip 951227569Sphilipstatic __checkReturn boolean_t 952299607Sarybchiksiena_ev_mcdi( 953227569Sphilip __in efx_evq_t *eep, 954227569Sphilip __in efx_qword_t *eqp, 955227569Sphilip __in const efx_ev_callbacks_t *eecp, 956227569Sphilip __in_opt void *arg) 957227569Sphilip{ 958227569Sphilip efx_nic_t *enp = eep->ee_enp; 959310930Sarybchik unsigned int code; 960227569Sphilip boolean_t should_abort = B_FALSE; 961227569Sphilip 962227569Sphilip EFSYS_ASSERT3U(enp->en_family, ==, EFX_FAMILY_SIENA); 963227569Sphilip 964227569Sphilip if (enp->en_family != EFX_FAMILY_SIENA) 965227569Sphilip goto out; 966227569Sphilip 967279078Sarybchik EFSYS_ASSERT(eecp->eec_link_change != NULL); 968279078Sarybchik EFSYS_ASSERT(eecp->eec_exception != NULL); 969279078Sarybchik#if EFSYS_OPT_MON_STATS 970279078Sarybchik EFSYS_ASSERT(eecp->eec_monitor != NULL); 971279078Sarybchik#endif 972279078Sarybchik 973227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_MCDI_RESPONSE); 974227569Sphilip 975227569Sphilip code = EFX_QWORD_FIELD(*eqp, MCDI_EVENT_CODE); 976227569Sphilip switch (code) { 977227569Sphilip case MCDI_EVENT_CODE_BADSSERT: 978227569Sphilip efx_mcdi_ev_death(enp, EINTR); 979227569Sphilip break; 980227569Sphilip 981227569Sphilip case MCDI_EVENT_CODE_CMDDONE: 982227569Sphilip efx_mcdi_ev_cpl(enp, 983283514Sarybchik MCDI_EV_FIELD(eqp, CMDDONE_SEQ), 984283514Sarybchik MCDI_EV_FIELD(eqp, CMDDONE_DATALEN), 985283514Sarybchik MCDI_EV_FIELD(eqp, CMDDONE_ERRNO)); 986227569Sphilip break; 987227569Sphilip 988227569Sphilip case MCDI_EVENT_CODE_LINKCHANGE: { 989227569Sphilip efx_link_mode_t link_mode; 990227569Sphilip 991227569Sphilip siena_phy_link_ev(enp, eqp, &link_mode); 992227569Sphilip should_abort = eecp->eec_link_change(arg, link_mode); 993227569Sphilip break; 994227569Sphilip } 995227569Sphilip case MCDI_EVENT_CODE_SENSOREVT: { 996227569Sphilip#if EFSYS_OPT_MON_STATS 997227569Sphilip efx_mon_stat_t id; 998227569Sphilip efx_mon_stat_value_t value; 999291436Sarybchik efx_rc_t rc; 1000227569Sphilip 1001283514Sarybchik if ((rc = mcdi_mon_ev(enp, eqp, &id, &value)) == 0) 1002227569Sphilip should_abort = eecp->eec_monitor(arg, id, value); 1003227569Sphilip else if (rc == ENOTSUP) { 1004227569Sphilip should_abort = eecp->eec_exception(arg, 1005227569Sphilip EFX_EXCEPTION_UNKNOWN_SENSOREVT, 1006227569Sphilip MCDI_EV_FIELD(eqp, DATA)); 1007227569Sphilip } else 1008227569Sphilip EFSYS_ASSERT(rc == ENODEV); /* Wrong port */ 1009227569Sphilip#else 1010227569Sphilip should_abort = B_FALSE; 1011227569Sphilip#endif 1012227569Sphilip break; 1013227569Sphilip } 1014227569Sphilip case MCDI_EVENT_CODE_SCHEDERR: 1015227569Sphilip /* Informational only */ 1016227569Sphilip break; 1017227569Sphilip 1018227569Sphilip case MCDI_EVENT_CODE_REBOOT: 1019227569Sphilip efx_mcdi_ev_death(enp, EIO); 1020227569Sphilip break; 1021227569Sphilip 1022227569Sphilip case MCDI_EVENT_CODE_MAC_STATS_DMA: 1023227569Sphilip#if EFSYS_OPT_MAC_STATS 1024227569Sphilip if (eecp->eec_mac_stats != NULL) { 1025227569Sphilip eecp->eec_mac_stats(arg, 1026227569Sphilip MCDI_EV_FIELD(eqp, MAC_STATS_DMA_GENERATION)); 1027227569Sphilip } 1028227569Sphilip#endif 1029227569Sphilip break; 1030227569Sphilip 1031227569Sphilip case MCDI_EVENT_CODE_FWALERT: { 1032227569Sphilip uint32_t reason = MCDI_EV_FIELD(eqp, FWALERT_REASON); 1033227569Sphilip 1034227569Sphilip if (reason == MCDI_EVENT_FWALERT_REASON_SRAM_ACCESS) 1035227569Sphilip should_abort = eecp->eec_exception(arg, 1036227569Sphilip EFX_EXCEPTION_FWALERT_SRAM, 1037227569Sphilip MCDI_EV_FIELD(eqp, FWALERT_DATA)); 1038227569Sphilip else 1039227569Sphilip should_abort = eecp->eec_exception(arg, 1040227569Sphilip EFX_EXCEPTION_UNKNOWN_FWALERT, 1041227569Sphilip MCDI_EV_FIELD(eqp, DATA)); 1042227569Sphilip break; 1043227569Sphilip } 1044227569Sphilip 1045227569Sphilip default: 1046227569Sphilip EFSYS_PROBE1(mc_pcol_error, int, code); 1047227569Sphilip break; 1048227569Sphilip } 1049227569Sphilip 1050227569Sphilipout: 1051227569Sphilip return (should_abort); 1052227569Sphilip} 1053227569Sphilip 1054279141Sarybchik#endif /* EFSYS_OPT_MCDI */ 1055227569Sphilip 1056291436Sarybchikstatic __checkReturn efx_rc_t 1057299607Sarybchiksiena_ev_qprime( 1058227569Sphilip __in efx_evq_t *eep, 1059227569Sphilip __in unsigned int count) 1060227569Sphilip{ 1061227569Sphilip efx_nic_t *enp = eep->ee_enp; 1062227569Sphilip uint32_t rptr; 1063227569Sphilip efx_dword_t dword; 1064227569Sphilip 1065227569Sphilip rptr = count & eep->ee_mask; 1066227569Sphilip 1067227569Sphilip EFX_POPULATE_DWORD_1(dword, FRF_AZ_EVQ_RPTR, rptr); 1068227569Sphilip 1069227569Sphilip EFX_BAR_TBL_WRITED(enp, FR_AZ_EVQ_RPTR_REG, eep->ee_index, 1070227569Sphilip &dword, B_FALSE); 1071227569Sphilip 1072227569Sphilip return (0); 1073227569Sphilip} 1074227569Sphilip 1075227569Sphilip#define EFX_EV_BATCH 8 1076227569Sphilip 1077283514Sarybchikstatic void 1078299607Sarybchiksiena_ev_qpoll( 1079227569Sphilip __in efx_evq_t *eep, 1080227569Sphilip __inout unsigned int *countp, 1081227569Sphilip __in const efx_ev_callbacks_t *eecp, 1082227569Sphilip __in_opt void *arg) 1083227569Sphilip{ 1084227569Sphilip efx_qword_t ev[EFX_EV_BATCH]; 1085227569Sphilip unsigned int batch; 1086227569Sphilip unsigned int total; 1087227569Sphilip unsigned int count; 1088227569Sphilip unsigned int index; 1089227569Sphilip size_t offset; 1090227569Sphilip 1091227569Sphilip EFSYS_ASSERT(countp != NULL); 1092227569Sphilip EFSYS_ASSERT(eecp != NULL); 1093227569Sphilip 1094227569Sphilip count = *countp; 1095227569Sphilip do { 1096227569Sphilip /* Read up until the end of the batch period */ 1097227569Sphilip batch = EFX_EV_BATCH - (count & (EFX_EV_BATCH - 1)); 1098227569Sphilip offset = (count & eep->ee_mask) * sizeof (efx_qword_t); 1099227569Sphilip for (total = 0; total < batch; ++total) { 1100227569Sphilip EFSYS_MEM_READQ(eep->ee_esmp, offset, &(ev[total])); 1101227569Sphilip 1102227569Sphilip if (!EFX_EV_PRESENT(ev[total])) 1103227569Sphilip break; 1104227569Sphilip 1105227569Sphilip EFSYS_PROBE3(event, unsigned int, eep->ee_index, 1106227569Sphilip uint32_t, EFX_QWORD_FIELD(ev[total], EFX_DWORD_1), 1107227569Sphilip uint32_t, EFX_QWORD_FIELD(ev[total], EFX_DWORD_0)); 1108227569Sphilip 1109227569Sphilip offset += sizeof (efx_qword_t); 1110227569Sphilip } 1111227569Sphilip 1112227569Sphilip#if EFSYS_OPT_EV_PREFETCH && (EFSYS_OPT_EV_PREFETCH_PERIOD > 1) 1113227569Sphilip /* 1114227569Sphilip * Prefetch the next batch when we get within PREFETCH_PERIOD 1115227569Sphilip * of a completed batch. If the batch is smaller, then prefetch 1116227569Sphilip * immediately. 1117227569Sphilip */ 1118227569Sphilip if (total == batch && total < EFSYS_OPT_EV_PREFETCH_PERIOD) 1119227569Sphilip EFSYS_MEM_PREFETCH(eep->ee_esmp, offset); 1120227569Sphilip#endif /* EFSYS_OPT_EV_PREFETCH */ 1121227569Sphilip 1122227569Sphilip /* Process the batch of events */ 1123227569Sphilip for (index = 0; index < total; ++index) { 1124227569Sphilip boolean_t should_abort; 1125227569Sphilip uint32_t code; 1126227569Sphilip 1127227569Sphilip#if EFSYS_OPT_EV_PREFETCH 1128227569Sphilip /* Prefetch if we've now reached the batch period */ 1129227569Sphilip if (total == batch && 1130227569Sphilip index + EFSYS_OPT_EV_PREFETCH_PERIOD == total) { 1131227569Sphilip offset = (count + batch) & eep->ee_mask; 1132227569Sphilip offset *= sizeof (efx_qword_t); 1133227569Sphilip 1134227569Sphilip EFSYS_MEM_PREFETCH(eep->ee_esmp, offset); 1135227569Sphilip } 1136227569Sphilip#endif /* EFSYS_OPT_EV_PREFETCH */ 1137227569Sphilip 1138227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_ALL); 1139227569Sphilip 1140227569Sphilip code = EFX_QWORD_FIELD(ev[index], FSF_AZ_EV_CODE); 1141283514Sarybchik switch (code) { 1142283514Sarybchik case FSE_AZ_EV_CODE_RX_EV: 1143283514Sarybchik should_abort = eep->ee_rx(eep, 1144283514Sarybchik &(ev[index]), eecp, arg); 1145283514Sarybchik break; 1146283514Sarybchik case FSE_AZ_EV_CODE_TX_EV: 1147283514Sarybchik should_abort = eep->ee_tx(eep, 1148283514Sarybchik &(ev[index]), eecp, arg); 1149283514Sarybchik break; 1150283514Sarybchik case FSE_AZ_EV_CODE_DRIVER_EV: 1151283514Sarybchik should_abort = eep->ee_driver(eep, 1152283514Sarybchik &(ev[index]), eecp, arg); 1153283514Sarybchik break; 1154283514Sarybchik case FSE_AZ_EV_CODE_DRV_GEN_EV: 1155283514Sarybchik should_abort = eep->ee_drv_gen(eep, 1156283514Sarybchik &(ev[index]), eecp, arg); 1157283514Sarybchik break; 1158283514Sarybchik#if EFSYS_OPT_MCDI 1159283514Sarybchik case FSE_AZ_EV_CODE_MCDI_EVRESPONSE: 1160283514Sarybchik should_abort = eep->ee_mcdi(eep, 1161283514Sarybchik &(ev[index]), eecp, arg); 1162283514Sarybchik break; 1163283514Sarybchik#endif 1164283514Sarybchik case FSE_AZ_EV_CODE_GLOBAL_EV: 1165283514Sarybchik if (eep->ee_global) { 1166283514Sarybchik should_abort = eep->ee_global(eep, 1167283514Sarybchik &(ev[index]), eecp, arg); 1168283514Sarybchik break; 1169283514Sarybchik } 1170283514Sarybchik /* else fallthrough */ 1171283514Sarybchik default: 1172283514Sarybchik EFSYS_PROBE3(bad_event, 1173283514Sarybchik unsigned int, eep->ee_index, 1174283514Sarybchik uint32_t, 1175283514Sarybchik EFX_QWORD_FIELD(ev[index], EFX_DWORD_1), 1176283514Sarybchik uint32_t, 1177283514Sarybchik EFX_QWORD_FIELD(ev[index], EFX_DWORD_0)); 1178283514Sarybchik 1179283514Sarybchik EFSYS_ASSERT(eecp->eec_exception != NULL); 1180283514Sarybchik (void) eecp->eec_exception(arg, 1181283514Sarybchik EFX_EXCEPTION_EV_ERROR, code); 1182283514Sarybchik should_abort = B_TRUE; 1183283514Sarybchik } 1184227569Sphilip if (should_abort) { 1185227569Sphilip /* Ignore subsequent events */ 1186227569Sphilip total = index + 1; 1187227569Sphilip break; 1188227569Sphilip } 1189227569Sphilip } 1190227569Sphilip 1191227569Sphilip /* 1192227569Sphilip * Now that the hardware has most likely moved onto dma'ing 1193227569Sphilip * into the next cache line, clear the processed events. Take 1194227569Sphilip * care to only clear out events that we've processed 1195227569Sphilip */ 1196227569Sphilip EFX_SET_QWORD(ev[0]); 1197227569Sphilip offset = (count & eep->ee_mask) * sizeof (efx_qword_t); 1198227569Sphilip for (index = 0; index < total; ++index) { 1199227569Sphilip EFSYS_MEM_WRITEQ(eep->ee_esmp, offset, &(ev[0])); 1200227569Sphilip offset += sizeof (efx_qword_t); 1201227569Sphilip } 1202227569Sphilip 1203227569Sphilip count += total; 1204227569Sphilip 1205227569Sphilip } while (total == batch); 1206227569Sphilip 1207227569Sphilip *countp = count; 1208227569Sphilip} 1209227569Sphilip 1210283514Sarybchikstatic void 1211299607Sarybchiksiena_ev_qpost( 1212227569Sphilip __in efx_evq_t *eep, 1213227569Sphilip __in uint16_t data) 1214227569Sphilip{ 1215227569Sphilip efx_nic_t *enp = eep->ee_enp; 1216227569Sphilip efx_qword_t ev; 1217227569Sphilip efx_oword_t oword; 1218227569Sphilip 1219227569Sphilip EFX_POPULATE_QWORD_2(ev, FSF_AZ_EV_CODE, FSE_AZ_EV_CODE_DRV_GEN_EV, 1220227569Sphilip FSF_AZ_EV_DATA_DW0, (uint32_t)data); 1221227569Sphilip 1222227569Sphilip EFX_POPULATE_OWORD_3(oword, FRF_AZ_DRV_EV_QID, eep->ee_index, 1223227569Sphilip EFX_DWORD_0, EFX_QWORD_FIELD(ev, EFX_DWORD_0), 1224227569Sphilip EFX_DWORD_1, EFX_QWORD_FIELD(ev, EFX_DWORD_1)); 1225227569Sphilip 1226227569Sphilip EFX_BAR_WRITEO(enp, FR_AZ_DRV_EV_REG, &oword); 1227227569Sphilip} 1228227569Sphilip 1229291436Sarybchikstatic __checkReturn efx_rc_t 1230299607Sarybchiksiena_ev_qmoderate( 1231227569Sphilip __in efx_evq_t *eep, 1232227569Sphilip __in unsigned int us) 1233227569Sphilip{ 1234227569Sphilip efx_nic_t *enp = eep->ee_enp; 1235279048Sarybchik efx_nic_cfg_t *encp = &(enp->en_nic_cfg); 1236227569Sphilip unsigned int locked; 1237227569Sphilip efx_dword_t dword; 1238291436Sarybchik efx_rc_t rc; 1239227569Sphilip 1240279182Sarybchik if (us > encp->enc_evq_timer_max_us) { 1241227569Sphilip rc = EINVAL; 1242227569Sphilip goto fail1; 1243227569Sphilip } 1244227569Sphilip 1245227569Sphilip /* If the value is zero then disable the timer */ 1246227569Sphilip if (us == 0) { 1247299403Sarybchik EFX_POPULATE_DWORD_2(dword, 1248299403Sarybchik FRF_CZ_TC_TIMER_MODE, FFE_CZ_TIMER_MODE_DIS, 1249299403Sarybchik FRF_CZ_TC_TIMER_VAL, 0); 1250227569Sphilip } else { 1251301308Sarybchik unsigned int ticks; 1252227569Sphilip 1253301308Sarybchik if ((rc = efx_ev_usecs_to_ticks(enp, us, &ticks)) != 0) 1254301308Sarybchik goto fail2; 1255227569Sphilip 1256301308Sarybchik EFSYS_ASSERT(ticks > 0); 1257299403Sarybchik EFX_POPULATE_DWORD_2(dword, 1258299403Sarybchik FRF_CZ_TC_TIMER_MODE, FFE_CZ_TIMER_MODE_INT_HLDOFF, 1259301308Sarybchik FRF_CZ_TC_TIMER_VAL, ticks - 1); 1260227569Sphilip } 1261227569Sphilip 1262227569Sphilip locked = (eep->ee_index == 0) ? 1 : 0; 1263227569Sphilip 1264227569Sphilip EFX_BAR_TBL_WRITED(enp, FR_BZ_TIMER_COMMAND_REGP0, 1265227569Sphilip eep->ee_index, &dword, locked); 1266227569Sphilip 1267227569Sphilip return (0); 1268227569Sphilip 1269301308Sarybchikfail2: 1270301308Sarybchik EFSYS_PROBE(fail2); 1271227569Sphilipfail1: 1272291436Sarybchik EFSYS_PROBE1(fail1, efx_rc_t, rc); 1273227569Sphilip 1274227569Sphilip return (rc); 1275227569Sphilip} 1276227569Sphilip 1277291436Sarybchikstatic __checkReturn efx_rc_t 1278299607Sarybchiksiena_ev_qcreate( 1279227569Sphilip __in efx_nic_t *enp, 1280227569Sphilip __in unsigned int index, 1281227569Sphilip __in efsys_mem_t *esmp, 1282227569Sphilip __in size_t n, 1283227569Sphilip __in uint32_t id, 1284301122Sarybchik __in uint32_t us, 1285310939Sarybchik __in uint32_t flags, 1286283514Sarybchik __in efx_evq_t *eep) 1287227569Sphilip{ 1288227569Sphilip efx_nic_cfg_t *encp = &(enp->en_nic_cfg); 1289227569Sphilip uint32_t size; 1290227569Sphilip efx_oword_t oword; 1291291436Sarybchik efx_rc_t rc; 1292227569Sphilip 1293300840Sarybchik _NOTE(ARGUNUSED(esmp)) 1294300840Sarybchik 1295283514Sarybchik EFX_STATIC_ASSERT(ISP2(EFX_EVQ_MAXNEVS)); 1296283514Sarybchik EFX_STATIC_ASSERT(ISP2(EFX_EVQ_MINNEVS)); 1297227569Sphilip 1298283514Sarybchik if (!ISP2(n) || (n < EFX_EVQ_MINNEVS) || (n > EFX_EVQ_MAXNEVS)) { 1299227569Sphilip rc = EINVAL; 1300227569Sphilip goto fail1; 1301227569Sphilip } 1302227569Sphilip if (index >= encp->enc_evq_limit) { 1303227569Sphilip rc = EINVAL; 1304227569Sphilip goto fail2; 1305227569Sphilip } 1306227569Sphilip#if EFSYS_OPT_RX_SCALE 1307227569Sphilip if (enp->en_intr.ei_type == EFX_INTR_LINE && 1308227569Sphilip index >= EFX_MAXRSS_LEGACY) { 1309227569Sphilip rc = EINVAL; 1310227569Sphilip goto fail3; 1311227569Sphilip } 1312227569Sphilip#endif 1313227569Sphilip for (size = 0; (1 << size) <= (EFX_EVQ_MAXNEVS / EFX_EVQ_MINNEVS); 1314227569Sphilip size++) 1315227569Sphilip if ((1 << size) == (int)(n / EFX_EVQ_MINNEVS)) 1316227569Sphilip break; 1317227569Sphilip if (id + (1 << size) >= encp->enc_buftbl_limit) { 1318227569Sphilip rc = EINVAL; 1319227569Sphilip goto fail4; 1320227569Sphilip } 1321227569Sphilip 1322227569Sphilip /* Set up the handler table */ 1323299607Sarybchik eep->ee_rx = siena_ev_rx; 1324299607Sarybchik eep->ee_tx = siena_ev_tx; 1325299607Sarybchik eep->ee_driver = siena_ev_driver; 1326299607Sarybchik eep->ee_global = siena_ev_global; 1327299607Sarybchik eep->ee_drv_gen = siena_ev_drv_gen; 1328227569Sphilip#if EFSYS_OPT_MCDI 1329299607Sarybchik eep->ee_mcdi = siena_ev_mcdi; 1330279141Sarybchik#endif /* EFSYS_OPT_MCDI */ 1331227569Sphilip 1332227569Sphilip /* Set up the new event queue */ 1333299403Sarybchik EFX_POPULATE_OWORD_1(oword, FRF_CZ_TIMER_Q_EN, 1); 1334299403Sarybchik EFX_BAR_TBL_WRITEO(enp, FR_AZ_TIMER_TBL, index, &oword, B_TRUE); 1335227569Sphilip 1336227569Sphilip EFX_POPULATE_OWORD_3(oword, FRF_AZ_EVQ_EN, 1, FRF_AZ_EVQ_SIZE, size, 1337227569Sphilip FRF_AZ_EVQ_BUF_BASE_ID, id); 1338227569Sphilip 1339283514Sarybchik EFX_BAR_TBL_WRITEO(enp, FR_AZ_EVQ_PTR_TBL, index, &oword, B_TRUE); 1340227569Sphilip 1341301122Sarybchik /* Set initial interrupt moderation */ 1342301122Sarybchik siena_ev_qmoderate(eep, us); 1343301122Sarybchik 1344227569Sphilip return (0); 1345227569Sphilip 1346227569Sphilipfail4: 1347227569Sphilip EFSYS_PROBE(fail4); 1348227569Sphilip#if EFSYS_OPT_RX_SCALE 1349227569Sphilipfail3: 1350227569Sphilip EFSYS_PROBE(fail3); 1351227569Sphilip#endif 1352227569Sphilipfail2: 1353227569Sphilip EFSYS_PROBE(fail2); 1354227569Sphilipfail1: 1355291436Sarybchik EFSYS_PROBE1(fail1, efx_rc_t, rc); 1356227569Sphilip 1357227569Sphilip return (rc); 1358227569Sphilip} 1359227569Sphilip 1360299320Sarybchik#endif /* EFSYS_OPT_SIENA */ 1361283514Sarybchik 1362277886Sarybchik#if EFSYS_OPT_QSTATS 1363227569Sphilip#if EFSYS_OPT_NAMES 1364310927Sarybchik/* START MKCONFIG GENERATED EfxEventQueueStatNamesBlock c0f3bc5083b40532 */ 1365310927Sarybchikstatic const char * const __efx_ev_qstat_name[] = { 1366227569Sphilip "all", 1367227569Sphilip "rx", 1368227569Sphilip "rx_ok", 1369227569Sphilip "rx_frm_trunc", 1370227569Sphilip "rx_tobe_disc", 1371227569Sphilip "rx_pause_frm_err", 1372227569Sphilip "rx_buf_owner_id_err", 1373227569Sphilip "rx_ipv4_hdr_chksum_err", 1374227569Sphilip "rx_tcp_udp_chksum_err", 1375227569Sphilip "rx_eth_crc_err", 1376227569Sphilip "rx_ip_frag_err", 1377227569Sphilip "rx_mcast_pkt", 1378227569Sphilip "rx_mcast_hash_match", 1379227569Sphilip "rx_tcp_ipv4", 1380227569Sphilip "rx_tcp_ipv6", 1381227569Sphilip "rx_udp_ipv4", 1382227569Sphilip "rx_udp_ipv6", 1383227569Sphilip "rx_other_ipv4", 1384227569Sphilip "rx_other_ipv6", 1385227569Sphilip "rx_non_ip", 1386283514Sarybchik "rx_batch", 1387227569Sphilip "tx", 1388227569Sphilip "tx_wq_ff_full", 1389227569Sphilip "tx_pkt_err", 1390227569Sphilip "tx_pkt_too_big", 1391227569Sphilip "tx_unexpected", 1392227569Sphilip "global", 1393227569Sphilip "global_mnt", 1394227569Sphilip "driver", 1395227569Sphilip "driver_srm_upd_done", 1396227569Sphilip "driver_tx_descq_fls_done", 1397227569Sphilip "driver_rx_descq_fls_done", 1398227569Sphilip "driver_rx_descq_fls_failed", 1399227569Sphilip "driver_rx_dsc_error", 1400227569Sphilip "driver_tx_dsc_error", 1401227569Sphilip "drv_gen", 1402227569Sphilip "mcdi_response", 1403227569Sphilip}; 1404227569Sphilip/* END MKCONFIG GENERATED EfxEventQueueStatNamesBlock */ 1405227569Sphilip 1406283514Sarybchik const char * 1407227569Sphilipefx_ev_qstat_name( 1408227569Sphilip __in efx_nic_t *enp, 1409227569Sphilip __in unsigned int id) 1410227569Sphilip{ 1411227569Sphilip EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC); 1412227569Sphilip EFSYS_ASSERT3U(id, <, EV_NQSTATS); 1413227569Sphilip 1414227569Sphilip return (__efx_ev_qstat_name[id]); 1415227569Sphilip} 1416227569Sphilip#endif /* EFSYS_OPT_NAMES */ 1417277886Sarybchik#endif /* EFSYS_OPT_QSTATS */ 1418227569Sphilip 1419299320Sarybchik#if EFSYS_OPT_SIENA 1420283514Sarybchik 1421227569Sphilip#if EFSYS_OPT_QSTATS 1422283514Sarybchikstatic void 1423299607Sarybchiksiena_ev_qstats_update( 1424227569Sphilip __in efx_evq_t *eep, 1425227569Sphilip __inout_ecount(EV_NQSTATS) efsys_stat_t *stat) 1426227569Sphilip{ 1427227569Sphilip unsigned int id; 1428227569Sphilip 1429227569Sphilip for (id = 0; id < EV_NQSTATS; id++) { 1430227569Sphilip efsys_stat_t *essp = &stat[id]; 1431227569Sphilip 1432227569Sphilip EFSYS_STAT_INCR(essp, eep->ee_stat[id]); 1433227569Sphilip eep->ee_stat[id] = 0; 1434227569Sphilip } 1435227569Sphilip} 1436227569Sphilip#endif /* EFSYS_OPT_QSTATS */ 1437227569Sphilip 1438283514Sarybchikstatic void 1439299607Sarybchiksiena_ev_qdestroy( 1440227569Sphilip __in efx_evq_t *eep) 1441227569Sphilip{ 1442227569Sphilip efx_nic_t *enp = eep->ee_enp; 1443227569Sphilip efx_oword_t oword; 1444227569Sphilip 1445227569Sphilip /* Purge event queue */ 1446227569Sphilip EFX_ZERO_OWORD(oword); 1447227569Sphilip 1448227569Sphilip EFX_BAR_TBL_WRITEO(enp, FR_AZ_EVQ_PTR_TBL, 1449283514Sarybchik eep->ee_index, &oword, B_TRUE); 1450227569Sphilip 1451299403Sarybchik EFX_ZERO_OWORD(oword); 1452299403Sarybchik EFX_BAR_TBL_WRITEO(enp, FR_AZ_TIMER_TBL, eep->ee_index, &oword, B_TRUE); 1453227569Sphilip} 1454227569Sphilip 1455283514Sarybchikstatic void 1456299607Sarybchiksiena_ev_fini( 1457227569Sphilip __in efx_nic_t *enp) 1458227569Sphilip{ 1459283514Sarybchik _NOTE(ARGUNUSED(enp)) 1460283514Sarybchik} 1461227569Sphilip 1462299320Sarybchik#endif /* EFSYS_OPT_SIENA */ 1463