efx_ev.c revision 300840
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: head/sys/dev/sfxge/common/efx_ev.c 300840 2016-05-27 11:44:40Z 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, 73283514Sarybchik __in efx_evq_t *eep); 74283514Sarybchik 75283514Sarybchikstatic void 76299607Sarybchiksiena_ev_qdestroy( 77283514Sarybchik __in efx_evq_t *eep); 78283514Sarybchik 79291436Sarybchikstatic __checkReturn efx_rc_t 80299607Sarybchiksiena_ev_qprime( 81283514Sarybchik __in efx_evq_t *eep, 82283514Sarybchik __in unsigned int count); 83283514Sarybchik 84283514Sarybchikstatic void 85299607Sarybchiksiena_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 92299607Sarybchiksiena_ev_qpost( 93283514Sarybchik __in efx_evq_t *eep, 94283514Sarybchik __in uint16_t data); 95283514Sarybchik 96291436Sarybchikstatic __checkReturn efx_rc_t 97299607Sarybchiksiena_ev_qmoderate( 98283514Sarybchik __in efx_evq_t *eep, 99283514Sarybchik __in unsigned int us); 100283514Sarybchik 101283514Sarybchik#if EFSYS_OPT_QSTATS 102283514Sarybchikstatic void 103299607Sarybchiksiena_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 112299517Sarybchikstatic const efx_ev_ops_t __efx_ev_siena_ops = { 113299607Sarybchik siena_ev_init, /* eevo_init */ 114299607Sarybchik siena_ev_fini, /* eevo_fini */ 115299607Sarybchik siena_ev_qcreate, /* eevo_qcreate */ 116299607Sarybchik siena_ev_qdestroy, /* eevo_qdestroy */ 117299607Sarybchik siena_ev_qprime, /* eevo_qprime */ 118299607Sarybchik siena_ev_qpost, /* eevo_qpost */ 119299607Sarybchik siena_ev_qmoderate, /* eevo_qmoderate */ 120283514Sarybchik#if EFSYS_OPT_QSTATS 121299607Sarybchik siena_ev_qstats_update, /* eevo_qstats_update */ 122283514Sarybchik#endif 123283514Sarybchik}; 124283514Sarybchik#endif /* EFSYS_OPT_SIENA */ 125283514Sarybchik 126293752Sarybchik#if EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD 127299517Sarybchikstatic const 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{ 146299517Sarybchik const 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: 160299517Sarybchik eevop = &__efx_ev_siena_ops; 161283514Sarybchik break; 162283514Sarybchik#endif /* EFSYS_OPT_SIENA */ 163283514Sarybchik 164283514Sarybchik#if EFSYS_OPT_HUNTINGTON 165283514Sarybchik case EFX_FAMILY_HUNTINGTON: 166299517Sarybchik eevop = &__efx_ev_ef10_ops; 167283514Sarybchik break; 168283514Sarybchik#endif /* EFSYS_OPT_HUNTINGTON */ 169283514Sarybchik 170293752Sarybchik#if EFSYS_OPT_MEDFORD 171293752Sarybchik case EFX_FAMILY_MEDFORD: 172299517Sarybchik eevop = &__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{ 206299517Sarybchik const 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{ 231299517Sarybchik const 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 254300605Sarybchik /* 255300605Sarybchik * Set outputs before the queue is created because interrupts may be 256300605Sarybchik * raised for events immediately after the queue is created, before the 257300605Sarybchik * function call below returns. See bug58606. 258300605Sarybchik * 259300605Sarybchik * The eepp pointer passed in by the client must therefore point to data 260300605Sarybchik * shared with the client's event processing context. 261300605Sarybchik */ 262300605Sarybchik enp->en_ev_qcount++; 263300605Sarybchik *eepp = eep; 264300605Sarybchik 265283514Sarybchik if ((rc = eevop->eevo_qcreate(enp, index, esmp, n, id, eep)) != 0) 266283514Sarybchik goto fail2; 267283514Sarybchik 268283514Sarybchik return (0); 269283514Sarybchik 270283514Sarybchikfail2: 271283514Sarybchik EFSYS_PROBE(fail2); 272300605Sarybchik 273300605Sarybchik *eepp = NULL; 274300605Sarybchik enp->en_ev_qcount--; 275283514Sarybchik EFSYS_KMEM_FREE(enp->en_esip, sizeof (efx_evq_t), eep); 276283514Sarybchikfail1: 277291436Sarybchik EFSYS_PROBE1(fail1, efx_rc_t, rc); 278283514Sarybchik return (rc); 279283514Sarybchik} 280283514Sarybchik 281283514Sarybchik void 282283514Sarybchikefx_ev_qdestroy( 283283514Sarybchik __in efx_evq_t *eep) 284283514Sarybchik{ 285283514Sarybchik efx_nic_t *enp = eep->ee_enp; 286299517Sarybchik const efx_ev_ops_t *eevop = enp->en_eevop; 287283514Sarybchik 288283514Sarybchik EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC); 289283514Sarybchik 290283514Sarybchik EFSYS_ASSERT(enp->en_ev_qcount != 0); 291283514Sarybchik --enp->en_ev_qcount; 292283514Sarybchik 293283514Sarybchik eevop->eevo_qdestroy(eep); 294283514Sarybchik 295283514Sarybchik /* Free the EVQ object */ 296283514Sarybchik EFSYS_KMEM_FREE(enp->en_esip, sizeof (efx_evq_t), eep); 297283514Sarybchik} 298283514Sarybchik 299291436Sarybchik __checkReturn efx_rc_t 300283514Sarybchikefx_ev_qprime( 301283514Sarybchik __in efx_evq_t *eep, 302283514Sarybchik __in unsigned int count) 303283514Sarybchik{ 304283514Sarybchik efx_nic_t *enp = eep->ee_enp; 305299517Sarybchik const efx_ev_ops_t *eevop = enp->en_eevop; 306291436Sarybchik efx_rc_t rc; 307283514Sarybchik 308283514Sarybchik EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC); 309283514Sarybchik 310283514Sarybchik if (!(enp->en_mod_flags & EFX_MOD_INTR)) { 311283514Sarybchik rc = EINVAL; 312283514Sarybchik goto fail1; 313283514Sarybchik } 314283514Sarybchik 315283514Sarybchik if ((rc = eevop->eevo_qprime(eep, count)) != 0) 316283514Sarybchik goto fail2; 317283514Sarybchik 318283514Sarybchik return (0); 319283514Sarybchik 320283514Sarybchikfail2: 321283514Sarybchik EFSYS_PROBE(fail2); 322283514Sarybchikfail1: 323291436Sarybchik EFSYS_PROBE1(fail1, efx_rc_t, rc); 324283514Sarybchik return (rc); 325283514Sarybchik} 326283514Sarybchik 327283514Sarybchik __checkReturn boolean_t 328283514Sarybchikefx_ev_qpending( 329283514Sarybchik __in efx_evq_t *eep, 330283514Sarybchik __in unsigned int count) 331283514Sarybchik{ 332283514Sarybchik size_t offset; 333283514Sarybchik efx_qword_t qword; 334283514Sarybchik 335283514Sarybchik EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC); 336283514Sarybchik 337283514Sarybchik offset = (count & eep->ee_mask) * sizeof (efx_qword_t); 338283514Sarybchik EFSYS_MEM_READQ(eep->ee_esmp, offset, &qword); 339283514Sarybchik 340283514Sarybchik return (EFX_EV_PRESENT(qword)); 341283514Sarybchik} 342283514Sarybchik 343283514Sarybchik#if EFSYS_OPT_EV_PREFETCH 344283514Sarybchik 345283514Sarybchik void 346283514Sarybchikefx_ev_qprefetch( 347283514Sarybchik __in efx_evq_t *eep, 348283514Sarybchik __in unsigned int count) 349283514Sarybchik{ 350283514Sarybchik efx_nic_t *enp = eep->ee_enp; 351283514Sarybchik unsigned int offset; 352283514Sarybchik 353283514Sarybchik EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC); 354283514Sarybchik 355283514Sarybchik offset = (count & eep->ee_mask) * sizeof (efx_qword_t); 356283514Sarybchik EFSYS_MEM_PREFETCH(eep->ee_esmp, offset); 357283514Sarybchik} 358283514Sarybchik 359283514Sarybchik#endif /* EFSYS_OPT_EV_PREFETCH */ 360283514Sarybchik 361283514Sarybchik void 362283514Sarybchikefx_ev_qpoll( 363283514Sarybchik __in efx_evq_t *eep, 364283514Sarybchik __inout unsigned int *countp, 365283514Sarybchik __in const efx_ev_callbacks_t *eecp, 366283514Sarybchik __in_opt void *arg) 367283514Sarybchik{ 368283514Sarybchik EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC); 369283514Sarybchik 370227569Sphilip /* 371283514Sarybchik * FIXME: Huntington will require support for hardware event batching 372283514Sarybchik * and merging, which will need a different ev_qpoll implementation. 373283514Sarybchik * 374283514Sarybchik * Without those features the Falcon/Siena code can be used unchanged. 375283514Sarybchik */ 376283514Sarybchik EFX_STATIC_ASSERT(ESF_DZ_EV_CODE_LBN == FSF_AZ_EV_CODE_LBN); 377283514Sarybchik EFX_STATIC_ASSERT(ESF_DZ_EV_CODE_WIDTH == FSF_AZ_EV_CODE_WIDTH); 378283514Sarybchik 379283514Sarybchik EFX_STATIC_ASSERT(ESE_DZ_EV_CODE_RX_EV == FSE_AZ_EV_CODE_RX_EV); 380283514Sarybchik EFX_STATIC_ASSERT(ESE_DZ_EV_CODE_TX_EV == FSE_AZ_EV_CODE_TX_EV); 381283514Sarybchik EFX_STATIC_ASSERT(ESE_DZ_EV_CODE_DRIVER_EV == FSE_AZ_EV_CODE_DRIVER_EV); 382283514Sarybchik EFX_STATIC_ASSERT(ESE_DZ_EV_CODE_DRV_GEN_EV == 383283514Sarybchik FSE_AZ_EV_CODE_DRV_GEN_EV); 384283514Sarybchik#if EFSYS_OPT_MCDI 385283514Sarybchik EFX_STATIC_ASSERT(ESE_DZ_EV_CODE_MCDI_EV == 386283514Sarybchik FSE_AZ_EV_CODE_MCDI_EVRESPONSE); 387283514Sarybchik#endif 388299607Sarybchik siena_ev_qpoll(eep, countp, eecp, arg); 389283514Sarybchik} 390283514Sarybchik 391283514Sarybchik void 392283514Sarybchikefx_ev_qpost( 393283514Sarybchik __in efx_evq_t *eep, 394283514Sarybchik __in uint16_t data) 395283514Sarybchik{ 396283514Sarybchik efx_nic_t *enp = eep->ee_enp; 397299517Sarybchik const efx_ev_ops_t *eevop = enp->en_eevop; 398283514Sarybchik 399283514Sarybchik EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC); 400283514Sarybchik 401283514Sarybchik EFSYS_ASSERT(eevop != NULL && 402283514Sarybchik eevop->eevo_qpost != NULL); 403283514Sarybchik 404283514Sarybchik eevop->eevo_qpost(eep, data); 405283514Sarybchik} 406283514Sarybchik 407291436Sarybchik __checkReturn efx_rc_t 408283514Sarybchikefx_ev_qmoderate( 409283514Sarybchik __in efx_evq_t *eep, 410283514Sarybchik __in unsigned int us) 411283514Sarybchik{ 412283514Sarybchik efx_nic_t *enp = eep->ee_enp; 413299517Sarybchik const efx_ev_ops_t *eevop = enp->en_eevop; 414291436Sarybchik efx_rc_t rc; 415283514Sarybchik 416283514Sarybchik EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC); 417283514Sarybchik 418283514Sarybchik if ((rc = eevop->eevo_qmoderate(eep, us)) != 0) 419283514Sarybchik goto fail1; 420283514Sarybchik 421283514Sarybchik return (0); 422283514Sarybchik 423283514Sarybchikfail1: 424291436Sarybchik EFSYS_PROBE1(fail1, efx_rc_t, rc); 425283514Sarybchik return (rc); 426283514Sarybchik} 427283514Sarybchik 428283514Sarybchik#if EFSYS_OPT_QSTATS 429283514Sarybchik void 430283514Sarybchikefx_ev_qstats_update( 431283514Sarybchik __in efx_evq_t *eep, 432283514Sarybchik __inout_ecount(EV_NQSTATS) efsys_stat_t *stat) 433283514Sarybchik 434283514Sarybchik{ efx_nic_t *enp = eep->ee_enp; 435299517Sarybchik const efx_ev_ops_t *eevop = enp->en_eevop; 436283514Sarybchik 437283514Sarybchik EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC); 438283514Sarybchik 439283514Sarybchik eevop->eevo_qstats_update(eep, stat); 440283514Sarybchik} 441283514Sarybchik 442283514Sarybchik#endif /* EFSYS_OPT_QSTATS */ 443283514Sarybchik 444299320Sarybchik#if EFSYS_OPT_SIENA 445283514Sarybchik 446291436Sarybchikstatic __checkReturn efx_rc_t 447299607Sarybchiksiena_ev_init( 448283514Sarybchik __in efx_nic_t *enp) 449283514Sarybchik{ 450283514Sarybchik efx_oword_t oword; 451283514Sarybchik 452283514Sarybchik /* 453227569Sphilip * Program the event queue for receive and transmit queue 454227569Sphilip * flush events. 455227569Sphilip */ 456227569Sphilip EFX_BAR_READO(enp, FR_AZ_DP_CTRL_REG, &oword); 457227569Sphilip EFX_SET_OWORD_FIELD(oword, FRF_AZ_FLS_EVQ_ID, 0); 458227569Sphilip EFX_BAR_WRITEO(enp, FR_AZ_DP_CTRL_REG, &oword); 459227569Sphilip 460227569Sphilip return (0); 461227569Sphilip 462227569Sphilip} 463227569Sphilip 464227569Sphilipstatic __checkReturn boolean_t 465299607Sarybchiksiena_ev_rx_not_ok( 466227569Sphilip __in efx_evq_t *eep, 467227569Sphilip __in efx_qword_t *eqp, 468227569Sphilip __in uint32_t label, 469227569Sphilip __in uint32_t id, 470227569Sphilip __inout uint16_t *flagsp) 471227569Sphilip{ 472227569Sphilip boolean_t ignore = B_FALSE; 473227569Sphilip 474227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_TOBE_DISC) != 0) { 475227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_TOBE_DISC); 476227569Sphilip EFSYS_PROBE(tobe_disc); 477278839Sarybchik /* 478278839Sarybchik * Assume this is a unicast address mismatch, unless below 479227569Sphilip * we find either FSF_AZ_RX_EV_ETH_CRC_ERR or 480227569Sphilip * EV_RX_PAUSE_FRM_ERR is set. 481227569Sphilip */ 482227569Sphilip (*flagsp) |= EFX_ADDR_MISMATCH; 483227569Sphilip } 484227569Sphilip 485227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_FRM_TRUNC) != 0) { 486227569Sphilip EFSYS_PROBE2(frm_trunc, uint32_t, label, uint32_t, id); 487227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_FRM_TRUNC); 488227569Sphilip (*flagsp) |= EFX_DISCARD; 489227569Sphilip 490293806Sarybchik#if EFSYS_OPT_RX_SCATTER 491278839Sarybchik /* 492278839Sarybchik * Lookout for payload queue ran dry errors and ignore them. 493227569Sphilip * 494227569Sphilip * Sadly for the header/data split cases, the descriptor 495227569Sphilip * pointer in this event refers to the header queue and 496227569Sphilip * therefore cannot be easily detected as duplicate. 497227569Sphilip * So we drop these and rely on the receive processing seeing 498227569Sphilip * a subsequent packet with FSF_AZ_RX_EV_SOP set to discard 499227569Sphilip * the partially received packet. 500227569Sphilip */ 501227569Sphilip if ((EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_SOP) == 0) && 502227569Sphilip (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_JUMBO_CONT) == 0) && 503227569Sphilip (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_BYTE_CNT) == 0)) 504227569Sphilip ignore = B_TRUE; 505293806Sarybchik#endif /* EFSYS_OPT_RX_SCATTER */ 506227569Sphilip } 507227569Sphilip 508227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_ETH_CRC_ERR) != 0) { 509227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_ETH_CRC_ERR); 510227569Sphilip EFSYS_PROBE(crc_err); 511227569Sphilip (*flagsp) &= ~EFX_ADDR_MISMATCH; 512227569Sphilip (*flagsp) |= EFX_DISCARD; 513227569Sphilip } 514227569Sphilip 515227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_PAUSE_FRM_ERR) != 0) { 516227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_PAUSE_FRM_ERR); 517227569Sphilip EFSYS_PROBE(pause_frm_err); 518227569Sphilip (*flagsp) &= ~EFX_ADDR_MISMATCH; 519227569Sphilip (*flagsp) |= EFX_DISCARD; 520227569Sphilip } 521227569Sphilip 522227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_BUF_OWNER_ID_ERR) != 0) { 523227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_BUF_OWNER_ID_ERR); 524227569Sphilip EFSYS_PROBE(owner_id_err); 525227569Sphilip (*flagsp) |= EFX_DISCARD; 526227569Sphilip } 527227569Sphilip 528227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_IP_HDR_CHKSUM_ERR) != 0) { 529227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_IPV4_HDR_CHKSUM_ERR); 530227569Sphilip EFSYS_PROBE(ipv4_err); 531227569Sphilip (*flagsp) &= ~EFX_CKSUM_IPV4; 532227569Sphilip } 533227569Sphilip 534227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_TCP_UDP_CHKSUM_ERR) != 0) { 535227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_TCP_UDP_CHKSUM_ERR); 536227569Sphilip EFSYS_PROBE(udp_chk_err); 537227569Sphilip (*flagsp) &= ~EFX_CKSUM_TCPUDP; 538227569Sphilip } 539227569Sphilip 540227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_IP_FRAG_ERR) != 0) { 541227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_IP_FRAG_ERR); 542227569Sphilip 543227569Sphilip /* 544227569Sphilip * If IP is fragmented FSF_AZ_RX_EV_IP_FRAG_ERR is set. This 545227569Sphilip * causes FSF_AZ_RX_EV_PKT_OK to be clear. This is not an error 546227569Sphilip * condition. 547227569Sphilip */ 548227569Sphilip (*flagsp) &= ~(EFX_PKT_TCP | EFX_PKT_UDP | EFX_CKSUM_TCPUDP); 549227569Sphilip } 550227569Sphilip 551227569Sphilip return (ignore); 552227569Sphilip} 553227569Sphilip 554227569Sphilipstatic __checkReturn boolean_t 555299607Sarybchiksiena_ev_rx( 556227569Sphilip __in efx_evq_t *eep, 557227569Sphilip __in efx_qword_t *eqp, 558227569Sphilip __in const efx_ev_callbacks_t *eecp, 559227569Sphilip __in_opt void *arg) 560227569Sphilip{ 561227569Sphilip uint32_t id; 562227569Sphilip uint32_t size; 563227569Sphilip uint32_t label; 564227569Sphilip boolean_t ok; 565293806Sarybchik#if EFSYS_OPT_RX_SCATTER 566227569Sphilip boolean_t sop; 567227569Sphilip boolean_t jumbo_cont; 568293806Sarybchik#endif /* EFSYS_OPT_RX_SCATTER */ 569227569Sphilip uint32_t hdr_type; 570227569Sphilip boolean_t is_v6; 571227569Sphilip uint16_t flags; 572227569Sphilip boolean_t ignore; 573227569Sphilip boolean_t should_abort; 574227569Sphilip 575227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX); 576227569Sphilip 577227569Sphilip /* Basic packet information */ 578227569Sphilip id = EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_DESC_PTR); 579227569Sphilip size = EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_BYTE_CNT); 580227569Sphilip label = EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_Q_LABEL); 581227569Sphilip ok = (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_PKT_OK) != 0); 582227569Sphilip 583293806Sarybchik#if EFSYS_OPT_RX_SCATTER 584227569Sphilip sop = (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_SOP) != 0); 585227569Sphilip jumbo_cont = (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_JUMBO_CONT) != 0); 586293806Sarybchik#endif /* EFSYS_OPT_RX_SCATTER */ 587227569Sphilip 588227569Sphilip hdr_type = EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_HDR_TYPE); 589227569Sphilip 590299403Sarybchik is_v6 = (EFX_QWORD_FIELD(*eqp, FSF_CZ_RX_EV_IPV6_PKT) != 0); 591227569Sphilip 592227569Sphilip /* 593227569Sphilip * If packet is marked as OK and packet type is TCP/IP or 594227569Sphilip * UDP/IP or other IP, then we can rely on the hardware checksums. 595227569Sphilip */ 596227569Sphilip switch (hdr_type) { 597227569Sphilip case FSE_AZ_RX_EV_HDR_TYPE_IPV4V6_TCP: 598227569Sphilip flags = EFX_PKT_TCP | EFX_CKSUM_TCPUDP; 599227569Sphilip if (is_v6) { 600227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_TCP_IPV6); 601227569Sphilip flags |= EFX_PKT_IPV6; 602227569Sphilip } else { 603227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_TCP_IPV4); 604227569Sphilip flags |= EFX_PKT_IPV4 | EFX_CKSUM_IPV4; 605227569Sphilip } 606227569Sphilip break; 607227569Sphilip 608227569Sphilip case FSE_AZ_RX_EV_HDR_TYPE_IPV4V6_UDP: 609227569Sphilip flags = EFX_PKT_UDP | EFX_CKSUM_TCPUDP; 610227569Sphilip if (is_v6) { 611227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_UDP_IPV6); 612227569Sphilip flags |= EFX_PKT_IPV6; 613227569Sphilip } else { 614227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_UDP_IPV4); 615227569Sphilip flags |= EFX_PKT_IPV4 | EFX_CKSUM_IPV4; 616227569Sphilip } 617227569Sphilip break; 618227569Sphilip 619227569Sphilip case FSE_AZ_RX_EV_HDR_TYPE_IPV4V6_OTHER: 620227569Sphilip if (is_v6) { 621227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_OTHER_IPV6); 622227569Sphilip flags = EFX_PKT_IPV6; 623227569Sphilip } else { 624227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_OTHER_IPV4); 625227569Sphilip flags = EFX_PKT_IPV4 | EFX_CKSUM_IPV4; 626227569Sphilip } 627227569Sphilip break; 628227569Sphilip 629227569Sphilip case FSE_AZ_RX_EV_HDR_TYPE_OTHER: 630227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_NON_IP); 631227569Sphilip flags = 0; 632227569Sphilip break; 633227569Sphilip 634227569Sphilip default: 635227569Sphilip EFSYS_ASSERT(B_FALSE); 636227569Sphilip flags = 0; 637227569Sphilip break; 638227569Sphilip } 639227569Sphilip 640293806Sarybchik#if EFSYS_OPT_RX_SCATTER 641227569Sphilip /* Report scatter and header/lookahead split buffer flags */ 642227569Sphilip if (sop) 643227569Sphilip flags |= EFX_PKT_START; 644227569Sphilip if (jumbo_cont) 645227569Sphilip flags |= EFX_PKT_CONT; 646293806Sarybchik#endif /* EFSYS_OPT_RX_SCATTER */ 647227569Sphilip 648227569Sphilip /* Detect errors included in the FSF_AZ_RX_EV_PKT_OK indication */ 649227569Sphilip if (!ok) { 650299607Sarybchik ignore = siena_ev_rx_not_ok(eep, eqp, label, id, &flags); 651227569Sphilip if (ignore) { 652227569Sphilip EFSYS_PROBE4(rx_complete, uint32_t, label, uint32_t, id, 653227569Sphilip uint32_t, size, uint16_t, flags); 654227569Sphilip 655227569Sphilip return (B_FALSE); 656227569Sphilip } 657227569Sphilip } 658227569Sphilip 659227569Sphilip /* If we're not discarding the packet then it is ok */ 660227569Sphilip if (~flags & EFX_DISCARD) 661227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_OK); 662227569Sphilip 663227569Sphilip /* Detect multicast packets that didn't match the filter */ 664227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_MCAST_PKT) != 0) { 665227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_MCAST_PKT); 666227569Sphilip 667227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_MCAST_HASH_MATCH) != 0) { 668227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_MCAST_HASH_MATCH); 669227569Sphilip } else { 670227569Sphilip EFSYS_PROBE(mcast_mismatch); 671227569Sphilip flags |= EFX_ADDR_MISMATCH; 672227569Sphilip } 673227569Sphilip } else { 674227569Sphilip flags |= EFX_PKT_UNICAST; 675227569Sphilip } 676227569Sphilip 677227569Sphilip /* 678227569Sphilip * The packet parser in Siena can abort parsing packets under 679227569Sphilip * certain error conditions, setting the PKT_NOT_PARSED bit 680227569Sphilip * (which clears PKT_OK). If this is set, then don't trust 681227569Sphilip * the PKT_TYPE field. 682227569Sphilip */ 683299403Sarybchik if (!ok) { 684227569Sphilip uint32_t parse_err; 685227569Sphilip 686227569Sphilip parse_err = EFX_QWORD_FIELD(*eqp, FSF_CZ_RX_EV_PKT_NOT_PARSED); 687227569Sphilip if (parse_err != 0) 688227569Sphilip flags |= EFX_CHECK_VLAN; 689227569Sphilip } 690227569Sphilip 691227569Sphilip if (~flags & EFX_CHECK_VLAN) { 692227569Sphilip uint32_t pkt_type; 693227569Sphilip 694227569Sphilip pkt_type = EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_PKT_TYPE); 695227569Sphilip if (pkt_type >= FSE_AZ_RX_EV_PKT_TYPE_VLAN) 696227569Sphilip flags |= EFX_PKT_VLAN_TAGGED; 697227569Sphilip } 698227569Sphilip 699227569Sphilip EFSYS_PROBE4(rx_complete, uint32_t, label, uint32_t, id, 700227569Sphilip uint32_t, size, uint16_t, flags); 701227569Sphilip 702227569Sphilip EFSYS_ASSERT(eecp->eec_rx != NULL); 703227569Sphilip should_abort = eecp->eec_rx(arg, label, id, size, flags); 704227569Sphilip 705227569Sphilip return (should_abort); 706227569Sphilip} 707227569Sphilip 708227569Sphilipstatic __checkReturn boolean_t 709299607Sarybchiksiena_ev_tx( 710227569Sphilip __in efx_evq_t *eep, 711227569Sphilip __in efx_qword_t *eqp, 712227569Sphilip __in const efx_ev_callbacks_t *eecp, 713227569Sphilip __in_opt void *arg) 714227569Sphilip{ 715227569Sphilip uint32_t id; 716227569Sphilip uint32_t label; 717227569Sphilip boolean_t should_abort; 718227569Sphilip 719227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_TX); 720227569Sphilip 721227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_COMP) != 0 && 722227569Sphilip EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_PKT_ERR) == 0 && 723227569Sphilip EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_PKT_TOO_BIG) == 0 && 724227569Sphilip EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_WQ_FF_FULL) == 0) { 725227569Sphilip 726227569Sphilip id = EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_DESC_PTR); 727227569Sphilip label = EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_Q_LABEL); 728227569Sphilip 729227569Sphilip EFSYS_PROBE2(tx_complete, uint32_t, label, uint32_t, id); 730227569Sphilip 731227569Sphilip EFSYS_ASSERT(eecp->eec_tx != NULL); 732227569Sphilip should_abort = eecp->eec_tx(arg, label, id); 733227569Sphilip 734227569Sphilip return (should_abort); 735227569Sphilip } 736227569Sphilip 737227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_COMP) != 0) 738227569Sphilip EFSYS_PROBE3(bad_event, unsigned int, eep->ee_index, 739227569Sphilip uint32_t, EFX_QWORD_FIELD(*eqp, EFX_DWORD_1), 740227569Sphilip uint32_t, EFX_QWORD_FIELD(*eqp, EFX_DWORD_0)); 741227569Sphilip 742227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_PKT_ERR) != 0) 743227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_TX_PKT_ERR); 744227569Sphilip 745227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_PKT_TOO_BIG) != 0) 746227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_TX_PKT_TOO_BIG); 747227569Sphilip 748227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_WQ_FF_FULL) != 0) 749227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_TX_WQ_FF_FULL); 750227569Sphilip 751227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_TX_UNEXPECTED); 752227569Sphilip return (B_FALSE); 753227569Sphilip} 754227569Sphilip 755227569Sphilipstatic __checkReturn boolean_t 756299607Sarybchiksiena_ev_global( 757227569Sphilip __in efx_evq_t *eep, 758227569Sphilip __in efx_qword_t *eqp, 759227569Sphilip __in const efx_ev_callbacks_t *eecp, 760227569Sphilip __in_opt void *arg) 761227569Sphilip{ 762299404Sarybchik _NOTE(ARGUNUSED(eqp, eecp, arg)) 763227569Sphilip 764227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_GLOBAL); 765227569Sphilip 766299404Sarybchik return (B_FALSE); 767227569Sphilip} 768227569Sphilip 769227569Sphilipstatic __checkReturn boolean_t 770299607Sarybchiksiena_ev_driver( 771227569Sphilip __in efx_evq_t *eep, 772227569Sphilip __in efx_qword_t *eqp, 773227569Sphilip __in const efx_ev_callbacks_t *eecp, 774227569Sphilip __in_opt void *arg) 775227569Sphilip{ 776227569Sphilip boolean_t should_abort; 777227569Sphilip 778227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_DRIVER); 779227569Sphilip should_abort = B_FALSE; 780227569Sphilip 781227569Sphilip switch (EFX_QWORD_FIELD(*eqp, FSF_AZ_DRIVER_EV_SUBCODE)) { 782227569Sphilip case FSE_AZ_TX_DESCQ_FLS_DONE_EV: { 783264461Sgnn uint32_t txq_index; 784227569Sphilip 785227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_DRIVER_TX_DESCQ_FLS_DONE); 786227569Sphilip 787264461Sgnn txq_index = EFX_QWORD_FIELD(*eqp, FSF_AZ_DRIVER_EV_SUBDATA); 788227569Sphilip 789264461Sgnn EFSYS_PROBE1(tx_descq_fls_done, uint32_t, txq_index); 790227569Sphilip 791227569Sphilip EFSYS_ASSERT(eecp->eec_txq_flush_done != NULL); 792264461Sgnn should_abort = eecp->eec_txq_flush_done(arg, txq_index); 793227569Sphilip 794227569Sphilip break; 795227569Sphilip } 796227569Sphilip case FSE_AZ_RX_DESCQ_FLS_DONE_EV: { 797264461Sgnn uint32_t rxq_index; 798227569Sphilip uint32_t failed; 799227569Sphilip 800264461Sgnn rxq_index = EFX_QWORD_FIELD(*eqp, FSF_AZ_DRIVER_EV_RX_DESCQ_ID); 801227569Sphilip failed = EFX_QWORD_FIELD(*eqp, FSF_AZ_DRIVER_EV_RX_FLUSH_FAIL); 802227569Sphilip 803227569Sphilip EFSYS_ASSERT(eecp->eec_rxq_flush_done != NULL); 804227569Sphilip EFSYS_ASSERT(eecp->eec_rxq_flush_failed != NULL); 805227569Sphilip 806227569Sphilip if (failed) { 807227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_DRIVER_RX_DESCQ_FLS_FAILED); 808227569Sphilip 809264461Sgnn EFSYS_PROBE1(rx_descq_fls_failed, uint32_t, rxq_index); 810227569Sphilip 811283514Sarybchik should_abort = eecp->eec_rxq_flush_failed(arg, 812283514Sarybchik rxq_index); 813227569Sphilip } else { 814227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_DRIVER_RX_DESCQ_FLS_DONE); 815227569Sphilip 816264461Sgnn EFSYS_PROBE1(rx_descq_fls_done, uint32_t, rxq_index); 817227569Sphilip 818264461Sgnn should_abort = eecp->eec_rxq_flush_done(arg, rxq_index); 819227569Sphilip } 820227569Sphilip 821227569Sphilip break; 822227569Sphilip } 823227569Sphilip case FSE_AZ_EVQ_INIT_DONE_EV: 824227569Sphilip EFSYS_ASSERT(eecp->eec_initialized != NULL); 825227569Sphilip should_abort = eecp->eec_initialized(arg); 826227569Sphilip 827227569Sphilip break; 828227569Sphilip 829227569Sphilip case FSE_AZ_EVQ_NOT_EN_EV: 830227569Sphilip EFSYS_PROBE(evq_not_en); 831227569Sphilip break; 832227569Sphilip 833227569Sphilip case FSE_AZ_SRM_UPD_DONE_EV: { 834227569Sphilip uint32_t code; 835227569Sphilip 836227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_DRIVER_SRM_UPD_DONE); 837227569Sphilip 838227569Sphilip code = EFX_QWORD_FIELD(*eqp, FSF_AZ_DRIVER_EV_SUBDATA); 839227569Sphilip 840227569Sphilip EFSYS_ASSERT(eecp->eec_sram != NULL); 841227569Sphilip should_abort = eecp->eec_sram(arg, code); 842227569Sphilip 843227569Sphilip break; 844227569Sphilip } 845227569Sphilip case FSE_AZ_WAKE_UP_EV: { 846227569Sphilip uint32_t id; 847227569Sphilip 848227569Sphilip id = EFX_QWORD_FIELD(*eqp, FSF_AZ_DRIVER_EV_SUBDATA); 849227569Sphilip 850227569Sphilip EFSYS_ASSERT(eecp->eec_wake_up != NULL); 851227569Sphilip should_abort = eecp->eec_wake_up(arg, id); 852227569Sphilip 853227569Sphilip break; 854227569Sphilip } 855227569Sphilip case FSE_AZ_TX_PKT_NON_TCP_UDP: 856227569Sphilip EFSYS_PROBE(tx_pkt_non_tcp_udp); 857227569Sphilip break; 858227569Sphilip 859227569Sphilip case FSE_AZ_TIMER_EV: { 860227569Sphilip uint32_t id; 861227569Sphilip 862227569Sphilip id = EFX_QWORD_FIELD(*eqp, FSF_AZ_DRIVER_EV_SUBDATA); 863227569Sphilip 864227569Sphilip EFSYS_ASSERT(eecp->eec_timer != NULL); 865227569Sphilip should_abort = eecp->eec_timer(arg, id); 866227569Sphilip 867227569Sphilip break; 868227569Sphilip } 869227569Sphilip case FSE_AZ_RX_DSC_ERROR_EV: 870227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_DRIVER_RX_DSC_ERROR); 871227569Sphilip 872227569Sphilip EFSYS_PROBE(rx_dsc_error); 873227569Sphilip 874227569Sphilip EFSYS_ASSERT(eecp->eec_exception != NULL); 875227569Sphilip should_abort = eecp->eec_exception(arg, 876227569Sphilip EFX_EXCEPTION_RX_DSC_ERROR, 0); 877227569Sphilip 878227569Sphilip break; 879227569Sphilip 880227569Sphilip case FSE_AZ_TX_DSC_ERROR_EV: 881227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_DRIVER_TX_DSC_ERROR); 882227569Sphilip 883227569Sphilip EFSYS_PROBE(tx_dsc_error); 884227569Sphilip 885227569Sphilip EFSYS_ASSERT(eecp->eec_exception != NULL); 886227569Sphilip should_abort = eecp->eec_exception(arg, 887227569Sphilip EFX_EXCEPTION_TX_DSC_ERROR, 0); 888227569Sphilip 889227569Sphilip break; 890227569Sphilip 891227569Sphilip default: 892227569Sphilip break; 893227569Sphilip } 894227569Sphilip 895227569Sphilip return (should_abort); 896227569Sphilip} 897227569Sphilip 898227569Sphilipstatic __checkReturn boolean_t 899299607Sarybchiksiena_ev_drv_gen( 900227569Sphilip __in efx_evq_t *eep, 901227569Sphilip __in efx_qword_t *eqp, 902227569Sphilip __in const efx_ev_callbacks_t *eecp, 903227569Sphilip __in_opt void *arg) 904227569Sphilip{ 905227569Sphilip uint32_t data; 906227569Sphilip boolean_t should_abort; 907227569Sphilip 908227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_DRV_GEN); 909227569Sphilip 910227569Sphilip data = EFX_QWORD_FIELD(*eqp, FSF_AZ_EV_DATA_DW0); 911227569Sphilip if (data >= ((uint32_t)1 << 16)) { 912227569Sphilip EFSYS_PROBE3(bad_event, unsigned int, eep->ee_index, 913227569Sphilip uint32_t, EFX_QWORD_FIELD(*eqp, EFX_DWORD_1), 914227569Sphilip uint32_t, EFX_QWORD_FIELD(*eqp, EFX_DWORD_0)); 915227569Sphilip return (B_TRUE); 916227569Sphilip } 917227569Sphilip 918227569Sphilip EFSYS_ASSERT(eecp->eec_software != NULL); 919227569Sphilip should_abort = eecp->eec_software(arg, (uint16_t)data); 920227569Sphilip 921227569Sphilip return (should_abort); 922227569Sphilip} 923227569Sphilip 924227569Sphilip#if EFSYS_OPT_MCDI 925227569Sphilip 926227569Sphilipstatic __checkReturn boolean_t 927299607Sarybchiksiena_ev_mcdi( 928227569Sphilip __in efx_evq_t *eep, 929227569Sphilip __in efx_qword_t *eqp, 930227569Sphilip __in const efx_ev_callbacks_t *eecp, 931227569Sphilip __in_opt void *arg) 932227569Sphilip{ 933227569Sphilip efx_nic_t *enp = eep->ee_enp; 934227569Sphilip unsigned code; 935227569Sphilip boolean_t should_abort = B_FALSE; 936227569Sphilip 937227569Sphilip EFSYS_ASSERT3U(enp->en_family, ==, EFX_FAMILY_SIENA); 938227569Sphilip 939227569Sphilip if (enp->en_family != EFX_FAMILY_SIENA) 940227569Sphilip goto out; 941227569Sphilip 942279078Sarybchik EFSYS_ASSERT(eecp->eec_link_change != NULL); 943279078Sarybchik EFSYS_ASSERT(eecp->eec_exception != NULL); 944279078Sarybchik#if EFSYS_OPT_MON_STATS 945279078Sarybchik EFSYS_ASSERT(eecp->eec_monitor != NULL); 946279078Sarybchik#endif 947279078Sarybchik 948227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_MCDI_RESPONSE); 949227569Sphilip 950227569Sphilip code = EFX_QWORD_FIELD(*eqp, MCDI_EVENT_CODE); 951227569Sphilip switch (code) { 952227569Sphilip case MCDI_EVENT_CODE_BADSSERT: 953227569Sphilip efx_mcdi_ev_death(enp, EINTR); 954227569Sphilip break; 955227569Sphilip 956227569Sphilip case MCDI_EVENT_CODE_CMDDONE: 957227569Sphilip efx_mcdi_ev_cpl(enp, 958283514Sarybchik MCDI_EV_FIELD(eqp, CMDDONE_SEQ), 959283514Sarybchik MCDI_EV_FIELD(eqp, CMDDONE_DATALEN), 960283514Sarybchik MCDI_EV_FIELD(eqp, CMDDONE_ERRNO)); 961227569Sphilip break; 962227569Sphilip 963227569Sphilip case MCDI_EVENT_CODE_LINKCHANGE: { 964227569Sphilip efx_link_mode_t link_mode; 965227569Sphilip 966227569Sphilip siena_phy_link_ev(enp, eqp, &link_mode); 967227569Sphilip should_abort = eecp->eec_link_change(arg, link_mode); 968227569Sphilip break; 969227569Sphilip } 970227569Sphilip case MCDI_EVENT_CODE_SENSOREVT: { 971227569Sphilip#if EFSYS_OPT_MON_STATS 972227569Sphilip efx_mon_stat_t id; 973227569Sphilip efx_mon_stat_value_t value; 974291436Sarybchik efx_rc_t rc; 975227569Sphilip 976283514Sarybchik if ((rc = mcdi_mon_ev(enp, eqp, &id, &value)) == 0) 977227569Sphilip should_abort = eecp->eec_monitor(arg, id, value); 978227569Sphilip else if (rc == ENOTSUP) { 979227569Sphilip should_abort = eecp->eec_exception(arg, 980227569Sphilip EFX_EXCEPTION_UNKNOWN_SENSOREVT, 981227569Sphilip MCDI_EV_FIELD(eqp, DATA)); 982227569Sphilip } else 983227569Sphilip EFSYS_ASSERT(rc == ENODEV); /* Wrong port */ 984227569Sphilip#else 985227569Sphilip should_abort = B_FALSE; 986227569Sphilip#endif 987227569Sphilip break; 988227569Sphilip } 989227569Sphilip case MCDI_EVENT_CODE_SCHEDERR: 990227569Sphilip /* Informational only */ 991227569Sphilip break; 992227569Sphilip 993227569Sphilip case MCDI_EVENT_CODE_REBOOT: 994227569Sphilip efx_mcdi_ev_death(enp, EIO); 995227569Sphilip break; 996227569Sphilip 997227569Sphilip case MCDI_EVENT_CODE_MAC_STATS_DMA: 998227569Sphilip#if EFSYS_OPT_MAC_STATS 999227569Sphilip if (eecp->eec_mac_stats != NULL) { 1000227569Sphilip eecp->eec_mac_stats(arg, 1001227569Sphilip MCDI_EV_FIELD(eqp, MAC_STATS_DMA_GENERATION)); 1002227569Sphilip } 1003227569Sphilip#endif 1004227569Sphilip break; 1005227569Sphilip 1006227569Sphilip case MCDI_EVENT_CODE_FWALERT: { 1007227569Sphilip uint32_t reason = MCDI_EV_FIELD(eqp, FWALERT_REASON); 1008227569Sphilip 1009227569Sphilip if (reason == MCDI_EVENT_FWALERT_REASON_SRAM_ACCESS) 1010227569Sphilip should_abort = eecp->eec_exception(arg, 1011227569Sphilip EFX_EXCEPTION_FWALERT_SRAM, 1012227569Sphilip MCDI_EV_FIELD(eqp, FWALERT_DATA)); 1013227569Sphilip else 1014227569Sphilip should_abort = eecp->eec_exception(arg, 1015227569Sphilip EFX_EXCEPTION_UNKNOWN_FWALERT, 1016227569Sphilip MCDI_EV_FIELD(eqp, DATA)); 1017227569Sphilip break; 1018227569Sphilip } 1019227569Sphilip 1020227569Sphilip default: 1021227569Sphilip EFSYS_PROBE1(mc_pcol_error, int, code); 1022227569Sphilip break; 1023227569Sphilip } 1024227569Sphilip 1025227569Sphilipout: 1026227569Sphilip return (should_abort); 1027227569Sphilip} 1028227569Sphilip 1029279141Sarybchik#endif /* EFSYS_OPT_MCDI */ 1030227569Sphilip 1031291436Sarybchikstatic __checkReturn efx_rc_t 1032299607Sarybchiksiena_ev_qprime( 1033227569Sphilip __in efx_evq_t *eep, 1034227569Sphilip __in unsigned int count) 1035227569Sphilip{ 1036227569Sphilip efx_nic_t *enp = eep->ee_enp; 1037227569Sphilip uint32_t rptr; 1038227569Sphilip efx_dword_t dword; 1039227569Sphilip 1040227569Sphilip rptr = count & eep->ee_mask; 1041227569Sphilip 1042227569Sphilip EFX_POPULATE_DWORD_1(dword, FRF_AZ_EVQ_RPTR, rptr); 1043227569Sphilip 1044227569Sphilip EFX_BAR_TBL_WRITED(enp, FR_AZ_EVQ_RPTR_REG, eep->ee_index, 1045227569Sphilip &dword, B_FALSE); 1046227569Sphilip 1047227569Sphilip return (0); 1048227569Sphilip} 1049227569Sphilip 1050227569Sphilip#define EFX_EV_BATCH 8 1051227569Sphilip 1052283514Sarybchikstatic void 1053299607Sarybchiksiena_ev_qpoll( 1054227569Sphilip __in efx_evq_t *eep, 1055227569Sphilip __inout unsigned int *countp, 1056227569Sphilip __in const efx_ev_callbacks_t *eecp, 1057227569Sphilip __in_opt void *arg) 1058227569Sphilip{ 1059227569Sphilip efx_qword_t ev[EFX_EV_BATCH]; 1060227569Sphilip unsigned int batch; 1061227569Sphilip unsigned int total; 1062227569Sphilip unsigned int count; 1063227569Sphilip unsigned int index; 1064227569Sphilip size_t offset; 1065227569Sphilip 1066227569Sphilip EFSYS_ASSERT(countp != NULL); 1067227569Sphilip EFSYS_ASSERT(eecp != NULL); 1068227569Sphilip 1069227569Sphilip count = *countp; 1070227569Sphilip do { 1071227569Sphilip /* Read up until the end of the batch period */ 1072227569Sphilip batch = EFX_EV_BATCH - (count & (EFX_EV_BATCH - 1)); 1073227569Sphilip offset = (count & eep->ee_mask) * sizeof (efx_qword_t); 1074227569Sphilip for (total = 0; total < batch; ++total) { 1075227569Sphilip EFSYS_MEM_READQ(eep->ee_esmp, offset, &(ev[total])); 1076227569Sphilip 1077227569Sphilip if (!EFX_EV_PRESENT(ev[total])) 1078227569Sphilip break; 1079227569Sphilip 1080227569Sphilip EFSYS_PROBE3(event, unsigned int, eep->ee_index, 1081227569Sphilip uint32_t, EFX_QWORD_FIELD(ev[total], EFX_DWORD_1), 1082227569Sphilip uint32_t, EFX_QWORD_FIELD(ev[total], EFX_DWORD_0)); 1083227569Sphilip 1084227569Sphilip offset += sizeof (efx_qword_t); 1085227569Sphilip } 1086227569Sphilip 1087227569Sphilip#if EFSYS_OPT_EV_PREFETCH && (EFSYS_OPT_EV_PREFETCH_PERIOD > 1) 1088227569Sphilip /* 1089227569Sphilip * Prefetch the next batch when we get within PREFETCH_PERIOD 1090227569Sphilip * of a completed batch. If the batch is smaller, then prefetch 1091227569Sphilip * immediately. 1092227569Sphilip */ 1093227569Sphilip if (total == batch && total < EFSYS_OPT_EV_PREFETCH_PERIOD) 1094227569Sphilip EFSYS_MEM_PREFETCH(eep->ee_esmp, offset); 1095227569Sphilip#endif /* EFSYS_OPT_EV_PREFETCH */ 1096227569Sphilip 1097227569Sphilip /* Process the batch of events */ 1098227569Sphilip for (index = 0; index < total; ++index) { 1099227569Sphilip boolean_t should_abort; 1100227569Sphilip uint32_t code; 1101227569Sphilip 1102227569Sphilip#if EFSYS_OPT_EV_PREFETCH 1103227569Sphilip /* Prefetch if we've now reached the batch period */ 1104227569Sphilip if (total == batch && 1105227569Sphilip index + EFSYS_OPT_EV_PREFETCH_PERIOD == total) { 1106227569Sphilip offset = (count + batch) & eep->ee_mask; 1107227569Sphilip offset *= sizeof (efx_qword_t); 1108227569Sphilip 1109227569Sphilip EFSYS_MEM_PREFETCH(eep->ee_esmp, offset); 1110227569Sphilip } 1111227569Sphilip#endif /* EFSYS_OPT_EV_PREFETCH */ 1112227569Sphilip 1113227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_ALL); 1114227569Sphilip 1115227569Sphilip code = EFX_QWORD_FIELD(ev[index], FSF_AZ_EV_CODE); 1116283514Sarybchik switch (code) { 1117283514Sarybchik case FSE_AZ_EV_CODE_RX_EV: 1118283514Sarybchik should_abort = eep->ee_rx(eep, 1119283514Sarybchik &(ev[index]), eecp, arg); 1120283514Sarybchik break; 1121283514Sarybchik case FSE_AZ_EV_CODE_TX_EV: 1122283514Sarybchik should_abort = eep->ee_tx(eep, 1123283514Sarybchik &(ev[index]), eecp, arg); 1124283514Sarybchik break; 1125283514Sarybchik case FSE_AZ_EV_CODE_DRIVER_EV: 1126283514Sarybchik should_abort = eep->ee_driver(eep, 1127283514Sarybchik &(ev[index]), eecp, arg); 1128283514Sarybchik break; 1129283514Sarybchik case FSE_AZ_EV_CODE_DRV_GEN_EV: 1130283514Sarybchik should_abort = eep->ee_drv_gen(eep, 1131283514Sarybchik &(ev[index]), eecp, arg); 1132283514Sarybchik break; 1133283514Sarybchik#if EFSYS_OPT_MCDI 1134283514Sarybchik case FSE_AZ_EV_CODE_MCDI_EVRESPONSE: 1135283514Sarybchik should_abort = eep->ee_mcdi(eep, 1136283514Sarybchik &(ev[index]), eecp, arg); 1137283514Sarybchik break; 1138283514Sarybchik#endif 1139283514Sarybchik case FSE_AZ_EV_CODE_GLOBAL_EV: 1140283514Sarybchik if (eep->ee_global) { 1141283514Sarybchik should_abort = eep->ee_global(eep, 1142283514Sarybchik &(ev[index]), eecp, arg); 1143283514Sarybchik break; 1144283514Sarybchik } 1145283514Sarybchik /* else fallthrough */ 1146283514Sarybchik default: 1147283514Sarybchik EFSYS_PROBE3(bad_event, 1148283514Sarybchik unsigned int, eep->ee_index, 1149283514Sarybchik uint32_t, 1150283514Sarybchik EFX_QWORD_FIELD(ev[index], EFX_DWORD_1), 1151283514Sarybchik uint32_t, 1152283514Sarybchik EFX_QWORD_FIELD(ev[index], EFX_DWORD_0)); 1153283514Sarybchik 1154283514Sarybchik EFSYS_ASSERT(eecp->eec_exception != NULL); 1155283514Sarybchik (void) eecp->eec_exception(arg, 1156283514Sarybchik EFX_EXCEPTION_EV_ERROR, code); 1157283514Sarybchik should_abort = B_TRUE; 1158283514Sarybchik } 1159227569Sphilip if (should_abort) { 1160227569Sphilip /* Ignore subsequent events */ 1161227569Sphilip total = index + 1; 1162227569Sphilip break; 1163227569Sphilip } 1164227569Sphilip } 1165227569Sphilip 1166227569Sphilip /* 1167227569Sphilip * Now that the hardware has most likely moved onto dma'ing 1168227569Sphilip * into the next cache line, clear the processed events. Take 1169227569Sphilip * care to only clear out events that we've processed 1170227569Sphilip */ 1171227569Sphilip EFX_SET_QWORD(ev[0]); 1172227569Sphilip offset = (count & eep->ee_mask) * sizeof (efx_qword_t); 1173227569Sphilip for (index = 0; index < total; ++index) { 1174227569Sphilip EFSYS_MEM_WRITEQ(eep->ee_esmp, offset, &(ev[0])); 1175227569Sphilip offset += sizeof (efx_qword_t); 1176227569Sphilip } 1177227569Sphilip 1178227569Sphilip count += total; 1179227569Sphilip 1180227569Sphilip } while (total == batch); 1181227569Sphilip 1182227569Sphilip *countp = count; 1183227569Sphilip} 1184227569Sphilip 1185283514Sarybchikstatic void 1186299607Sarybchiksiena_ev_qpost( 1187227569Sphilip __in efx_evq_t *eep, 1188227569Sphilip __in uint16_t data) 1189227569Sphilip{ 1190227569Sphilip efx_nic_t *enp = eep->ee_enp; 1191227569Sphilip efx_qword_t ev; 1192227569Sphilip efx_oword_t oword; 1193227569Sphilip 1194227569Sphilip EFX_POPULATE_QWORD_2(ev, FSF_AZ_EV_CODE, FSE_AZ_EV_CODE_DRV_GEN_EV, 1195227569Sphilip FSF_AZ_EV_DATA_DW0, (uint32_t)data); 1196227569Sphilip 1197227569Sphilip EFX_POPULATE_OWORD_3(oword, FRF_AZ_DRV_EV_QID, eep->ee_index, 1198227569Sphilip EFX_DWORD_0, EFX_QWORD_FIELD(ev, EFX_DWORD_0), 1199227569Sphilip EFX_DWORD_1, EFX_QWORD_FIELD(ev, EFX_DWORD_1)); 1200227569Sphilip 1201227569Sphilip EFX_BAR_WRITEO(enp, FR_AZ_DRV_EV_REG, &oword); 1202227569Sphilip} 1203227569Sphilip 1204291436Sarybchikstatic __checkReturn efx_rc_t 1205299607Sarybchiksiena_ev_qmoderate( 1206227569Sphilip __in efx_evq_t *eep, 1207227569Sphilip __in unsigned int us) 1208227569Sphilip{ 1209227569Sphilip efx_nic_t *enp = eep->ee_enp; 1210279048Sarybchik efx_nic_cfg_t *encp = &(enp->en_nic_cfg); 1211227569Sphilip unsigned int locked; 1212227569Sphilip efx_dword_t dword; 1213291436Sarybchik efx_rc_t rc; 1214227569Sphilip 1215279182Sarybchik if (us > encp->enc_evq_timer_max_us) { 1216227569Sphilip rc = EINVAL; 1217227569Sphilip goto fail1; 1218227569Sphilip } 1219227569Sphilip 1220227569Sphilip /* If the value is zero then disable the timer */ 1221227569Sphilip if (us == 0) { 1222299403Sarybchik EFX_POPULATE_DWORD_2(dword, 1223299403Sarybchik FRF_CZ_TC_TIMER_MODE, FFE_CZ_TIMER_MODE_DIS, 1224299403Sarybchik FRF_CZ_TC_TIMER_VAL, 0); 1225227569Sphilip } else { 1226227569Sphilip uint32_t timer_val; 1227227569Sphilip 1228227569Sphilip /* Calculate the timer value in quanta */ 1229279182Sarybchik timer_val = us * 1000 / encp->enc_evq_timer_quantum_ns; 1230227569Sphilip 1231279048Sarybchik /* Moderation value is base 0 so we need to deduct 1 */ 1232279048Sarybchik if (timer_val > 0) 1233279048Sarybchik timer_val--; 1234227569Sphilip 1235299403Sarybchik EFX_POPULATE_DWORD_2(dword, 1236299403Sarybchik FRF_CZ_TC_TIMER_MODE, FFE_CZ_TIMER_MODE_INT_HLDOFF, 1237299403Sarybchik FRF_CZ_TC_TIMER_VAL, timer_val); 1238227569Sphilip } 1239227569Sphilip 1240227569Sphilip locked = (eep->ee_index == 0) ? 1 : 0; 1241227569Sphilip 1242227569Sphilip EFX_BAR_TBL_WRITED(enp, FR_BZ_TIMER_COMMAND_REGP0, 1243227569Sphilip eep->ee_index, &dword, locked); 1244227569Sphilip 1245227569Sphilip return (0); 1246227569Sphilip 1247227569Sphilipfail1: 1248291436Sarybchik EFSYS_PROBE1(fail1, efx_rc_t, rc); 1249227569Sphilip 1250227569Sphilip return (rc); 1251227569Sphilip} 1252227569Sphilip 1253291436Sarybchikstatic __checkReturn efx_rc_t 1254299607Sarybchiksiena_ev_qcreate( 1255227569Sphilip __in efx_nic_t *enp, 1256227569Sphilip __in unsigned int index, 1257227569Sphilip __in efsys_mem_t *esmp, 1258227569Sphilip __in size_t n, 1259227569Sphilip __in uint32_t id, 1260283514Sarybchik __in efx_evq_t *eep) 1261227569Sphilip{ 1262227569Sphilip efx_nic_cfg_t *encp = &(enp->en_nic_cfg); 1263227569Sphilip uint32_t size; 1264227569Sphilip efx_oword_t oword; 1265291436Sarybchik efx_rc_t rc; 1266227569Sphilip 1267300840Sarybchik _NOTE(ARGUNUSED(esmp)) 1268300840Sarybchik 1269283514Sarybchik EFX_STATIC_ASSERT(ISP2(EFX_EVQ_MAXNEVS)); 1270283514Sarybchik EFX_STATIC_ASSERT(ISP2(EFX_EVQ_MINNEVS)); 1271227569Sphilip 1272283514Sarybchik if (!ISP2(n) || (n < EFX_EVQ_MINNEVS) || (n > EFX_EVQ_MAXNEVS)) { 1273227569Sphilip rc = EINVAL; 1274227569Sphilip goto fail1; 1275227569Sphilip } 1276227569Sphilip if (index >= encp->enc_evq_limit) { 1277227569Sphilip rc = EINVAL; 1278227569Sphilip goto fail2; 1279227569Sphilip } 1280227569Sphilip#if EFSYS_OPT_RX_SCALE 1281227569Sphilip if (enp->en_intr.ei_type == EFX_INTR_LINE && 1282227569Sphilip index >= EFX_MAXRSS_LEGACY) { 1283227569Sphilip rc = EINVAL; 1284227569Sphilip goto fail3; 1285227569Sphilip } 1286227569Sphilip#endif 1287227569Sphilip for (size = 0; (1 << size) <= (EFX_EVQ_MAXNEVS / EFX_EVQ_MINNEVS); 1288227569Sphilip size++) 1289227569Sphilip if ((1 << size) == (int)(n / EFX_EVQ_MINNEVS)) 1290227569Sphilip break; 1291227569Sphilip if (id + (1 << size) >= encp->enc_buftbl_limit) { 1292227569Sphilip rc = EINVAL; 1293227569Sphilip goto fail4; 1294227569Sphilip } 1295227569Sphilip 1296227569Sphilip /* Set up the handler table */ 1297299607Sarybchik eep->ee_rx = siena_ev_rx; 1298299607Sarybchik eep->ee_tx = siena_ev_tx; 1299299607Sarybchik eep->ee_driver = siena_ev_driver; 1300299607Sarybchik eep->ee_global = siena_ev_global; 1301299607Sarybchik eep->ee_drv_gen = siena_ev_drv_gen; 1302227569Sphilip#if EFSYS_OPT_MCDI 1303299607Sarybchik eep->ee_mcdi = siena_ev_mcdi; 1304279141Sarybchik#endif /* EFSYS_OPT_MCDI */ 1305227569Sphilip 1306227569Sphilip /* Set up the new event queue */ 1307299403Sarybchik EFX_POPULATE_OWORD_1(oword, FRF_CZ_TIMER_Q_EN, 1); 1308299403Sarybchik EFX_BAR_TBL_WRITEO(enp, FR_AZ_TIMER_TBL, index, &oword, B_TRUE); 1309227569Sphilip 1310227569Sphilip EFX_POPULATE_OWORD_3(oword, FRF_AZ_EVQ_EN, 1, FRF_AZ_EVQ_SIZE, size, 1311227569Sphilip FRF_AZ_EVQ_BUF_BASE_ID, id); 1312227569Sphilip 1313283514Sarybchik EFX_BAR_TBL_WRITEO(enp, FR_AZ_EVQ_PTR_TBL, index, &oword, B_TRUE); 1314227569Sphilip 1315227569Sphilip return (0); 1316227569Sphilip 1317227569Sphilipfail4: 1318227569Sphilip EFSYS_PROBE(fail4); 1319227569Sphilip#if EFSYS_OPT_RX_SCALE 1320227569Sphilipfail3: 1321227569Sphilip EFSYS_PROBE(fail3); 1322227569Sphilip#endif 1323227569Sphilipfail2: 1324227569Sphilip EFSYS_PROBE(fail2); 1325227569Sphilipfail1: 1326291436Sarybchik EFSYS_PROBE1(fail1, efx_rc_t, rc); 1327227569Sphilip 1328227569Sphilip return (rc); 1329227569Sphilip} 1330227569Sphilip 1331299320Sarybchik#endif /* EFSYS_OPT_SIENA */ 1332283514Sarybchik 1333277886Sarybchik#if EFSYS_OPT_QSTATS 1334227569Sphilip#if EFSYS_OPT_NAMES 1335283514Sarybchik/* START MKCONFIG GENERATED EfxEventQueueStatNamesBlock b693ddf85aee1bfd */ 1336283514Sarybchikstatic const char *__efx_ev_qstat_name[] = { 1337227569Sphilip "all", 1338227569Sphilip "rx", 1339227569Sphilip "rx_ok", 1340227569Sphilip "rx_frm_trunc", 1341227569Sphilip "rx_tobe_disc", 1342227569Sphilip "rx_pause_frm_err", 1343227569Sphilip "rx_buf_owner_id_err", 1344227569Sphilip "rx_ipv4_hdr_chksum_err", 1345227569Sphilip "rx_tcp_udp_chksum_err", 1346227569Sphilip "rx_eth_crc_err", 1347227569Sphilip "rx_ip_frag_err", 1348227569Sphilip "rx_mcast_pkt", 1349227569Sphilip "rx_mcast_hash_match", 1350227569Sphilip "rx_tcp_ipv4", 1351227569Sphilip "rx_tcp_ipv6", 1352227569Sphilip "rx_udp_ipv4", 1353227569Sphilip "rx_udp_ipv6", 1354227569Sphilip "rx_other_ipv4", 1355227569Sphilip "rx_other_ipv6", 1356227569Sphilip "rx_non_ip", 1357283514Sarybchik "rx_batch", 1358227569Sphilip "tx", 1359227569Sphilip "tx_wq_ff_full", 1360227569Sphilip "tx_pkt_err", 1361227569Sphilip "tx_pkt_too_big", 1362227569Sphilip "tx_unexpected", 1363227569Sphilip "global", 1364227569Sphilip "global_mnt", 1365227569Sphilip "driver", 1366227569Sphilip "driver_srm_upd_done", 1367227569Sphilip "driver_tx_descq_fls_done", 1368227569Sphilip "driver_rx_descq_fls_done", 1369227569Sphilip "driver_rx_descq_fls_failed", 1370227569Sphilip "driver_rx_dsc_error", 1371227569Sphilip "driver_tx_dsc_error", 1372227569Sphilip "drv_gen", 1373227569Sphilip "mcdi_response", 1374227569Sphilip}; 1375227569Sphilip/* END MKCONFIG GENERATED EfxEventQueueStatNamesBlock */ 1376227569Sphilip 1377283514Sarybchik const char * 1378227569Sphilipefx_ev_qstat_name( 1379227569Sphilip __in efx_nic_t *enp, 1380227569Sphilip __in unsigned int id) 1381227569Sphilip{ 1382227569Sphilip EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC); 1383227569Sphilip EFSYS_ASSERT3U(id, <, EV_NQSTATS); 1384227569Sphilip 1385227569Sphilip return (__efx_ev_qstat_name[id]); 1386227569Sphilip} 1387227569Sphilip#endif /* EFSYS_OPT_NAMES */ 1388277886Sarybchik#endif /* EFSYS_OPT_QSTATS */ 1389227569Sphilip 1390299320Sarybchik#if EFSYS_OPT_SIENA 1391283514Sarybchik 1392227569Sphilip#if EFSYS_OPT_QSTATS 1393283514Sarybchikstatic void 1394299607Sarybchiksiena_ev_qstats_update( 1395227569Sphilip __in efx_evq_t *eep, 1396227569Sphilip __inout_ecount(EV_NQSTATS) efsys_stat_t *stat) 1397227569Sphilip{ 1398227569Sphilip unsigned int id; 1399227569Sphilip 1400227569Sphilip for (id = 0; id < EV_NQSTATS; id++) { 1401227569Sphilip efsys_stat_t *essp = &stat[id]; 1402227569Sphilip 1403227569Sphilip EFSYS_STAT_INCR(essp, eep->ee_stat[id]); 1404227569Sphilip eep->ee_stat[id] = 0; 1405227569Sphilip } 1406227569Sphilip} 1407227569Sphilip#endif /* EFSYS_OPT_QSTATS */ 1408227569Sphilip 1409283514Sarybchikstatic void 1410299607Sarybchiksiena_ev_qdestroy( 1411227569Sphilip __in efx_evq_t *eep) 1412227569Sphilip{ 1413227569Sphilip efx_nic_t *enp = eep->ee_enp; 1414227569Sphilip efx_oword_t oword; 1415227569Sphilip 1416227569Sphilip /* Purge event queue */ 1417227569Sphilip EFX_ZERO_OWORD(oword); 1418227569Sphilip 1419227569Sphilip EFX_BAR_TBL_WRITEO(enp, FR_AZ_EVQ_PTR_TBL, 1420283514Sarybchik eep->ee_index, &oword, B_TRUE); 1421227569Sphilip 1422299403Sarybchik EFX_ZERO_OWORD(oword); 1423299403Sarybchik EFX_BAR_TBL_WRITEO(enp, FR_AZ_TIMER_TBL, eep->ee_index, &oword, B_TRUE); 1424227569Sphilip} 1425227569Sphilip 1426283514Sarybchikstatic void 1427299607Sarybchiksiena_ev_fini( 1428227569Sphilip __in efx_nic_t *enp) 1429227569Sphilip{ 1430283514Sarybchik _NOTE(ARGUNUSED(enp)) 1431283514Sarybchik} 1432227569Sphilip 1433299320Sarybchik#endif /* EFSYS_OPT_SIENA */ 1434