efx_ev.c revision 283514
1227569Sphilip/*- 2283514Sarybchik * Copyright (c) 2007-2015 Solarflare Communications Inc. 3283514Sarybchik * All rights reserved. 4227569Sphilip * 5227569Sphilip * Redistribution and use in source and binary forms, with or without 6283514Sarybchik * modification, are permitted provided that the following conditions are met: 7227569Sphilip * 8283514Sarybchik * 1. Redistributions of source code must retain the above copyright notice, 9283514Sarybchik * this list of conditions and the following disclaimer. 10283514Sarybchik * 2. Redistributions in binary form must reproduce the above copyright notice, 11283514Sarybchik * this list of conditions and the following disclaimer in the documentation 12283514Sarybchik * and/or other materials provided with the distribution. 13283514Sarybchik * 14283514Sarybchik * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 15283514Sarybchik * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 16283514Sarybchik * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 17283514Sarybchik * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR 18283514Sarybchik * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 19283514Sarybchik * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 20283514Sarybchik * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 21283514Sarybchik * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 22283514Sarybchik * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 23283514Sarybchik * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, 24283514Sarybchik * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25283514Sarybchik * 26283514Sarybchik * The views and conclusions contained in the software and documentation are 27283514Sarybchik * those of the authors and should not be interpreted as representing official 28283514Sarybchik * policies, either expressed or implied, of the FreeBSD Project. 29227569Sphilip */ 30227569Sphilip 31228078Sphilip#include <sys/cdefs.h> 32228078Sphilip__FBSDID("$FreeBSD: head/sys/dev/sfxge/common/efx_ev.c 283514 2015-05-25 08:34:55Z arybchik $"); 33228078Sphilip 34227569Sphilip#include "efsys.h" 35227569Sphilip#include "efx.h" 36227569Sphilip#include "efx_types.h" 37227569Sphilip#include "efx_regs.h" 38227569Sphilip#include "efx_impl.h" 39283514Sarybchik#include "mcdi_mon.h" 40227569Sphilip 41227569Sphilip#if EFSYS_OPT_QSTATS 42227569Sphilip#define EFX_EV_QSTAT_INCR(_eep, _stat) \ 43227569Sphilip do { \ 44227569Sphilip (_eep)->ee_stat[_stat]++; \ 45227569Sphilip _NOTE(CONSTANTCONDITION) \ 46227569Sphilip } while (B_FALSE) 47227569Sphilip#else 48227569Sphilip#define EFX_EV_QSTAT_INCR(_eep, _stat) 49227569Sphilip#endif 50227569Sphilip 51283514Sarybchik#define EFX_EV_PRESENT(_qword) \ 52283514Sarybchik (EFX_QWORD_FIELD((_qword), EFX_DWORD_0) != 0xffffffff && \ 53283514Sarybchik EFX_QWORD_FIELD((_qword), EFX_DWORD_1) != 0xffffffff) 54283514Sarybchik 55283514Sarybchik 56283514Sarybchik 57283514Sarybchik#if EFSYS_OPT_FALCON || EFSYS_OPT_SIENA 58283514Sarybchik 59283514Sarybchikstatic __checkReturn int 60283514Sarybchikfalconsiena_ev_init( 61283514Sarybchik __in efx_nic_t *enp); 62283514Sarybchik 63283514Sarybchikstatic void 64283514Sarybchikfalconsiena_ev_fini( 65283514Sarybchik __in efx_nic_t *enp); 66283514Sarybchik 67283514Sarybchikstatic __checkReturn int 68283514Sarybchikfalconsiena_ev_qcreate( 69283514Sarybchik __in efx_nic_t *enp, 70283514Sarybchik __in unsigned int index, 71283514Sarybchik __in efsys_mem_t *esmp, 72283514Sarybchik __in size_t n, 73283514Sarybchik __in uint32_t id, 74283514Sarybchik __in efx_evq_t *eep); 75283514Sarybchik 76283514Sarybchikstatic void 77283514Sarybchikfalconsiena_ev_qdestroy( 78283514Sarybchik __in efx_evq_t *eep); 79283514Sarybchik 80283514Sarybchikstatic __checkReturn int 81283514Sarybchikfalconsiena_ev_qprime( 82283514Sarybchik __in efx_evq_t *eep, 83283514Sarybchik __in unsigned int count); 84283514Sarybchik 85283514Sarybchikstatic void 86283514Sarybchikfalconsiena_ev_qpoll( 87283514Sarybchik __in efx_evq_t *eep, 88283514Sarybchik __inout unsigned int *countp, 89283514Sarybchik __in const efx_ev_callbacks_t *eecp, 90283514Sarybchik __in_opt void *arg); 91283514Sarybchik 92283514Sarybchikstatic void 93283514Sarybchikfalconsiena_ev_qpost( 94283514Sarybchik __in efx_evq_t *eep, 95283514Sarybchik __in uint16_t data); 96283514Sarybchik 97283514Sarybchikstatic __checkReturn int 98283514Sarybchikfalconsiena_ev_qmoderate( 99283514Sarybchik __in efx_evq_t *eep, 100283514Sarybchik __in unsigned int us); 101283514Sarybchik 102283514Sarybchik#if EFSYS_OPT_QSTATS 103283514Sarybchikstatic void 104283514Sarybchikfalconsiena_ev_qstats_update( 105283514Sarybchik __in efx_evq_t *eep, 106283514Sarybchik __inout_ecount(EV_NQSTATS) efsys_stat_t *stat); 107283514Sarybchik 108283514Sarybchik#endif 109283514Sarybchik 110283514Sarybchik#endif /* EFSYS_OPT_FALCON || EFSYS_OPT_SIENA */ 111283514Sarybchik 112283514Sarybchik#if EFSYS_OPT_FALCON 113283514Sarybchikstatic efx_ev_ops_t __efx_ev_falcon_ops = { 114283514Sarybchik falconsiena_ev_init, /* eevo_init */ 115283514Sarybchik falconsiena_ev_fini, /* eevo_fini */ 116283514Sarybchik falconsiena_ev_qcreate, /* eevo_qcreate */ 117283514Sarybchik falconsiena_ev_qdestroy, /* eevo_qdestroy */ 118283514Sarybchik falconsiena_ev_qprime, /* eevo_qprime */ 119283514Sarybchik falconsiena_ev_qpost, /* eevo_qpost */ 120283514Sarybchik falconsiena_ev_qmoderate, /* eevo_qmoderate */ 121283514Sarybchik#if EFSYS_OPT_QSTATS 122283514Sarybchik falconsiena_ev_qstats_update, /* eevo_qstats_update */ 123283514Sarybchik#endif 124283514Sarybchik}; 125283514Sarybchik#endif /* EFSYS_OPT_FALCON */ 126283514Sarybchik 127283514Sarybchik#if EFSYS_OPT_SIENA 128283514Sarybchikstatic efx_ev_ops_t __efx_ev_siena_ops = { 129283514Sarybchik falconsiena_ev_init, /* eevo_init */ 130283514Sarybchik falconsiena_ev_fini, /* eevo_fini */ 131283514Sarybchik falconsiena_ev_qcreate, /* eevo_qcreate */ 132283514Sarybchik falconsiena_ev_qdestroy, /* eevo_qdestroy */ 133283514Sarybchik falconsiena_ev_qprime, /* eevo_qprime */ 134283514Sarybchik falconsiena_ev_qpost, /* eevo_qpost */ 135283514Sarybchik falconsiena_ev_qmoderate, /* eevo_qmoderate */ 136283514Sarybchik#if EFSYS_OPT_QSTATS 137283514Sarybchik falconsiena_ev_qstats_update, /* eevo_qstats_update */ 138283514Sarybchik#endif 139283514Sarybchik}; 140283514Sarybchik#endif /* EFSYS_OPT_SIENA */ 141283514Sarybchik 142283514Sarybchik#if EFSYS_OPT_HUNTINGTON 143283514Sarybchikstatic efx_ev_ops_t __efx_ev_hunt_ops = { 144283514Sarybchik hunt_ev_init, /* eevo_init */ 145283514Sarybchik hunt_ev_fini, /* eevo_fini */ 146283514Sarybchik hunt_ev_qcreate, /* eevo_qcreate */ 147283514Sarybchik hunt_ev_qdestroy, /* eevo_qdestroy */ 148283514Sarybchik hunt_ev_qprime, /* eevo_qprime */ 149283514Sarybchik hunt_ev_qpost, /* eevo_qpost */ 150283514Sarybchik hunt_ev_qmoderate, /* eevo_qmoderate */ 151283514Sarybchik#if EFSYS_OPT_QSTATS 152283514Sarybchik hunt_ev_qstats_update, /* eevo_qstats_update */ 153283514Sarybchik#endif 154283514Sarybchik}; 155283514Sarybchik#endif /* EFSYS_OPT_HUNTINGTON */ 156283514Sarybchik 157283514Sarybchik 158227569Sphilip __checkReturn int 159227569Sphilipefx_ev_init( 160227569Sphilip __in efx_nic_t *enp) 161227569Sphilip{ 162283514Sarybchik efx_ev_ops_t *eevop; 163227569Sphilip int rc; 164227569Sphilip 165227569Sphilip EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC); 166227569Sphilip EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_INTR); 167227569Sphilip 168227569Sphilip if (enp->en_mod_flags & EFX_MOD_EV) { 169227569Sphilip rc = EINVAL; 170227569Sphilip goto fail1; 171227569Sphilip } 172227569Sphilip 173283514Sarybchik switch (enp->en_family) { 174283514Sarybchik#if EFSYS_OPT_FALCON 175283514Sarybchik case EFX_FAMILY_FALCON: 176283514Sarybchik eevop = (efx_ev_ops_t *)&__efx_ev_falcon_ops; 177283514Sarybchik break; 178283514Sarybchik#endif /* EFSYS_OPT_FALCON */ 179283514Sarybchik 180283514Sarybchik#if EFSYS_OPT_SIENA 181283514Sarybchik case EFX_FAMILY_SIENA: 182283514Sarybchik eevop = (efx_ev_ops_t *)&__efx_ev_siena_ops; 183283514Sarybchik break; 184283514Sarybchik#endif /* EFSYS_OPT_SIENA */ 185283514Sarybchik 186283514Sarybchik#if EFSYS_OPT_HUNTINGTON 187283514Sarybchik case EFX_FAMILY_HUNTINGTON: 188283514Sarybchik eevop = (efx_ev_ops_t *)&__efx_ev_hunt_ops; 189283514Sarybchik break; 190283514Sarybchik#endif /* EFSYS_OPT_HUNTINGTON */ 191283514Sarybchik 192283514Sarybchik default: 193283514Sarybchik EFSYS_ASSERT(0); 194283514Sarybchik rc = ENOTSUP; 195283514Sarybchik goto fail1; 196283514Sarybchik } 197283514Sarybchik 198227569Sphilip EFSYS_ASSERT3U(enp->en_ev_qcount, ==, 0); 199227569Sphilip 200283514Sarybchik if ((rc = eevop->eevo_init(enp)) != 0) 201283514Sarybchik goto fail2; 202283514Sarybchik 203283514Sarybchik enp->en_eevop = eevop; 204283514Sarybchik enp->en_mod_flags |= EFX_MOD_EV; 205283514Sarybchik return (0); 206283514Sarybchik 207283514Sarybchikfail2: 208283514Sarybchik EFSYS_PROBE(fail2); 209283514Sarybchik 210283514Sarybchikfail1: 211283514Sarybchik EFSYS_PROBE1(fail1, int, rc); 212283514Sarybchik 213283514Sarybchik enp->en_eevop = NULL; 214283514Sarybchik enp->en_mod_flags &= ~EFX_MOD_EV; 215283514Sarybchik return (rc); 216283514Sarybchik} 217283514Sarybchik 218283514Sarybchik void 219283514Sarybchikefx_ev_fini( 220283514Sarybchik __in efx_nic_t *enp) 221283514Sarybchik{ 222283514Sarybchik efx_ev_ops_t *eevop = enp->en_eevop; 223283514Sarybchik 224283514Sarybchik EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC); 225283514Sarybchik EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_INTR); 226283514Sarybchik EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_EV); 227283514Sarybchik EFSYS_ASSERT(!(enp->en_mod_flags & EFX_MOD_RX)); 228283514Sarybchik EFSYS_ASSERT(!(enp->en_mod_flags & EFX_MOD_TX)); 229283514Sarybchik EFSYS_ASSERT3U(enp->en_ev_qcount, ==, 0); 230283514Sarybchik 231283514Sarybchik eevop->eevo_fini(enp); 232283514Sarybchik 233283514Sarybchik enp->en_eevop = NULL; 234283514Sarybchik enp->en_mod_flags &= ~EFX_MOD_EV; 235283514Sarybchik} 236283514Sarybchik 237283514Sarybchik 238283514Sarybchik __checkReturn int 239283514Sarybchikefx_ev_qcreate( 240283514Sarybchik __in efx_nic_t *enp, 241283514Sarybchik __in unsigned int index, 242283514Sarybchik __in efsys_mem_t *esmp, 243283514Sarybchik __in size_t n, 244283514Sarybchik __in uint32_t id, 245283514Sarybchik __deref_out efx_evq_t **eepp) 246283514Sarybchik{ 247283514Sarybchik efx_ev_ops_t *eevop = enp->en_eevop; 248283514Sarybchik efx_nic_cfg_t *encp = &(enp->en_nic_cfg); 249283514Sarybchik efx_evq_t *eep; 250283514Sarybchik int rc; 251283514Sarybchik 252283514Sarybchik EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC); 253283514Sarybchik EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_EV); 254283514Sarybchik 255283514Sarybchik EFSYS_ASSERT3U(enp->en_ev_qcount + 1, <, encp->enc_evq_limit); 256283514Sarybchik 257283514Sarybchik /* Allocate an EVQ object */ 258283514Sarybchik EFSYS_KMEM_ALLOC(enp->en_esip, sizeof (efx_evq_t), eep); 259283514Sarybchik if (eep == NULL) { 260283514Sarybchik rc = ENOMEM; 261283514Sarybchik goto fail1; 262283514Sarybchik } 263283514Sarybchik 264283514Sarybchik eep->ee_magic = EFX_EVQ_MAGIC; 265283514Sarybchik eep->ee_enp = enp; 266283514Sarybchik eep->ee_index = index; 267283514Sarybchik eep->ee_mask = n - 1; 268283514Sarybchik eep->ee_esmp = esmp; 269283514Sarybchik 270283514Sarybchik if ((rc = eevop->eevo_qcreate(enp, index, esmp, n, id, eep)) != 0) 271283514Sarybchik goto fail2; 272283514Sarybchik 273283514Sarybchik enp->en_ev_qcount++; 274283514Sarybchik *eepp = eep; 275283514Sarybchik 276283514Sarybchik return (0); 277283514Sarybchik 278283514Sarybchikfail2: 279283514Sarybchik EFSYS_PROBE(fail2); 280283514Sarybchik EFSYS_KMEM_FREE(enp->en_esip, sizeof (efx_evq_t), eep); 281283514Sarybchikfail1: 282283514Sarybchik EFSYS_PROBE1(fail1, int, 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; 291283514Sarybchik 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 304283514Sarybchik __checkReturn int 305283514Sarybchikefx_ev_qprime( 306283514Sarybchik __in efx_evq_t *eep, 307283514Sarybchik __in unsigned int count) 308283514Sarybchik{ 309283514Sarybchik efx_nic_t *enp = eep->ee_enp; 310283514Sarybchik efx_ev_ops_t *eevop = enp->en_eevop; 311283514Sarybchik int 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: 328283514Sarybchik EFSYS_PROBE1(fail1, int, 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 efx_nic_t *enp = eep->ee_enp; 356283514Sarybchik unsigned int offset; 357283514Sarybchik 358283514Sarybchik EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC); 359283514Sarybchik 360283514Sarybchik offset = (count & eep->ee_mask) * sizeof (efx_qword_t); 361283514Sarybchik EFSYS_MEM_PREFETCH(eep->ee_esmp, offset); 362283514Sarybchik} 363283514Sarybchik 364283514Sarybchik#endif /* EFSYS_OPT_EV_PREFETCH */ 365283514Sarybchik 366283514Sarybchik void 367283514Sarybchikefx_ev_qpoll( 368283514Sarybchik __in efx_evq_t *eep, 369283514Sarybchik __inout unsigned int *countp, 370283514Sarybchik __in const efx_ev_callbacks_t *eecp, 371283514Sarybchik __in_opt void *arg) 372283514Sarybchik{ 373283514Sarybchik EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC); 374283514Sarybchik 375227569Sphilip /* 376283514Sarybchik * FIXME: Huntington will require support for hardware event batching 377283514Sarybchik * and merging, which will need a different ev_qpoll implementation. 378283514Sarybchik * 379283514Sarybchik * Without those features the Falcon/Siena code can be used unchanged. 380283514Sarybchik */ 381283514Sarybchik EFX_STATIC_ASSERT(ESF_DZ_EV_CODE_LBN == FSF_AZ_EV_CODE_LBN); 382283514Sarybchik EFX_STATIC_ASSERT(ESF_DZ_EV_CODE_WIDTH == FSF_AZ_EV_CODE_WIDTH); 383283514Sarybchik 384283514Sarybchik EFX_STATIC_ASSERT(ESE_DZ_EV_CODE_RX_EV == FSE_AZ_EV_CODE_RX_EV); 385283514Sarybchik EFX_STATIC_ASSERT(ESE_DZ_EV_CODE_TX_EV == FSE_AZ_EV_CODE_TX_EV); 386283514Sarybchik EFX_STATIC_ASSERT(ESE_DZ_EV_CODE_DRIVER_EV == FSE_AZ_EV_CODE_DRIVER_EV); 387283514Sarybchik EFX_STATIC_ASSERT(ESE_DZ_EV_CODE_DRV_GEN_EV == 388283514Sarybchik FSE_AZ_EV_CODE_DRV_GEN_EV); 389283514Sarybchik#if EFSYS_OPT_MCDI 390283514Sarybchik EFX_STATIC_ASSERT(ESE_DZ_EV_CODE_MCDI_EV == 391283514Sarybchik FSE_AZ_EV_CODE_MCDI_EVRESPONSE); 392283514Sarybchik#endif 393283514Sarybchik falconsiena_ev_qpoll(eep, countp, eecp, arg); 394283514Sarybchik} 395283514Sarybchik 396283514Sarybchik void 397283514Sarybchikefx_ev_qpost( 398283514Sarybchik __in efx_evq_t *eep, 399283514Sarybchik __in uint16_t data) 400283514Sarybchik{ 401283514Sarybchik efx_nic_t *enp = eep->ee_enp; 402283514Sarybchik efx_ev_ops_t *eevop = enp->en_eevop; 403283514Sarybchik 404283514Sarybchik EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC); 405283514Sarybchik 406283514Sarybchik EFSYS_ASSERT(eevop != NULL && 407283514Sarybchik eevop->eevo_qpost != NULL); 408283514Sarybchik 409283514Sarybchik eevop->eevo_qpost(eep, data); 410283514Sarybchik} 411283514Sarybchik 412283514Sarybchik __checkReturn int 413283514Sarybchikefx_ev_qmoderate( 414283514Sarybchik __in efx_evq_t *eep, 415283514Sarybchik __in unsigned int us) 416283514Sarybchik{ 417283514Sarybchik efx_nic_t *enp = eep->ee_enp; 418283514Sarybchik efx_ev_ops_t *eevop = enp->en_eevop; 419283514Sarybchik int rc; 420283514Sarybchik 421283514Sarybchik EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC); 422283514Sarybchik 423283514Sarybchik if ((rc = eevop->eevo_qmoderate(eep, us)) != 0) 424283514Sarybchik goto fail1; 425283514Sarybchik 426283514Sarybchik return (0); 427283514Sarybchik 428283514Sarybchikfail1: 429283514Sarybchik EFSYS_PROBE1(fail1, int, rc); 430283514Sarybchik return (rc); 431283514Sarybchik} 432283514Sarybchik 433283514Sarybchik#if EFSYS_OPT_QSTATS 434283514Sarybchik void 435283514Sarybchikefx_ev_qstats_update( 436283514Sarybchik __in efx_evq_t *eep, 437283514Sarybchik __inout_ecount(EV_NQSTATS) efsys_stat_t *stat) 438283514Sarybchik 439283514Sarybchik{ efx_nic_t *enp = eep->ee_enp; 440283514Sarybchik efx_ev_ops_t *eevop = enp->en_eevop; 441283514Sarybchik 442283514Sarybchik EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC); 443283514Sarybchik 444283514Sarybchik eevop->eevo_qstats_update(eep, stat); 445283514Sarybchik} 446283514Sarybchik 447283514Sarybchik#endif /* EFSYS_OPT_QSTATS */ 448283514Sarybchik 449283514Sarybchik#if EFSYS_OPT_FALCON || EFSYS_OPT_SIENA 450283514Sarybchik 451283514Sarybchikstatic __checkReturn int 452283514Sarybchikfalconsiena_ev_init( 453283514Sarybchik __in efx_nic_t *enp) 454283514Sarybchik{ 455283514Sarybchik efx_oword_t oword; 456283514Sarybchik 457283514Sarybchik /* 458227569Sphilip * Program the event queue for receive and transmit queue 459227569Sphilip * flush events. 460227569Sphilip */ 461227569Sphilip EFX_BAR_READO(enp, FR_AZ_DP_CTRL_REG, &oword); 462227569Sphilip EFX_SET_OWORD_FIELD(oword, FRF_AZ_FLS_EVQ_ID, 0); 463227569Sphilip EFX_BAR_WRITEO(enp, FR_AZ_DP_CTRL_REG, &oword); 464227569Sphilip 465227569Sphilip return (0); 466227569Sphilip 467227569Sphilip} 468227569Sphilip 469227569Sphilipstatic __checkReturn boolean_t 470283514Sarybchikfalconsiena_ev_rx_not_ok( 471227569Sphilip __in efx_evq_t *eep, 472227569Sphilip __in efx_qword_t *eqp, 473227569Sphilip __in uint32_t label, 474227569Sphilip __in uint32_t id, 475227569Sphilip __inout uint16_t *flagsp) 476227569Sphilip{ 477227569Sphilip boolean_t ignore = B_FALSE; 478227569Sphilip 479227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_TOBE_DISC) != 0) { 480227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_TOBE_DISC); 481227569Sphilip EFSYS_PROBE(tobe_disc); 482278839Sarybchik /* 483278839Sarybchik * Assume this is a unicast address mismatch, unless below 484227569Sphilip * we find either FSF_AZ_RX_EV_ETH_CRC_ERR or 485227569Sphilip * EV_RX_PAUSE_FRM_ERR is set. 486227569Sphilip */ 487227569Sphilip (*flagsp) |= EFX_ADDR_MISMATCH; 488227569Sphilip } 489227569Sphilip 490227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_FRM_TRUNC) != 0) { 491227569Sphilip EFSYS_PROBE2(frm_trunc, uint32_t, label, uint32_t, id); 492227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_FRM_TRUNC); 493227569Sphilip (*flagsp) |= EFX_DISCARD; 494227569Sphilip 495227569Sphilip#if (EFSYS_OPT_RX_HDR_SPLIT || EFSYS_OPT_RX_SCATTER) 496278839Sarybchik /* 497278839Sarybchik * Lookout for payload queue ran dry errors and ignore them. 498227569Sphilip * 499227569Sphilip * Sadly for the header/data split cases, the descriptor 500227569Sphilip * pointer in this event refers to the header queue and 501227569Sphilip * therefore cannot be easily detected as duplicate. 502227569Sphilip * So we drop these and rely on the receive processing seeing 503227569Sphilip * a subsequent packet with FSF_AZ_RX_EV_SOP set to discard 504227569Sphilip * the partially received packet. 505227569Sphilip */ 506227569Sphilip if ((EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_SOP) == 0) && 507227569Sphilip (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_JUMBO_CONT) == 0) && 508227569Sphilip (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_BYTE_CNT) == 0)) 509227569Sphilip ignore = B_TRUE; 510227569Sphilip#endif /* EFSYS_OPT_RX_HDR_SPLIT || EFSYS_OPT_RX_SCATTER */ 511227569Sphilip } 512227569Sphilip 513227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_ETH_CRC_ERR) != 0) { 514227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_ETH_CRC_ERR); 515227569Sphilip EFSYS_PROBE(crc_err); 516227569Sphilip (*flagsp) &= ~EFX_ADDR_MISMATCH; 517227569Sphilip (*flagsp) |= EFX_DISCARD; 518227569Sphilip } 519227569Sphilip 520227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_PAUSE_FRM_ERR) != 0) { 521227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_PAUSE_FRM_ERR); 522227569Sphilip EFSYS_PROBE(pause_frm_err); 523227569Sphilip (*flagsp) &= ~EFX_ADDR_MISMATCH; 524227569Sphilip (*flagsp) |= EFX_DISCARD; 525227569Sphilip } 526227569Sphilip 527227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_BUF_OWNER_ID_ERR) != 0) { 528227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_BUF_OWNER_ID_ERR); 529227569Sphilip EFSYS_PROBE(owner_id_err); 530227569Sphilip (*flagsp) |= EFX_DISCARD; 531227569Sphilip } 532227569Sphilip 533227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_IP_HDR_CHKSUM_ERR) != 0) { 534227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_IPV4_HDR_CHKSUM_ERR); 535227569Sphilip EFSYS_PROBE(ipv4_err); 536227569Sphilip (*flagsp) &= ~EFX_CKSUM_IPV4; 537227569Sphilip } 538227569Sphilip 539227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_TCP_UDP_CHKSUM_ERR) != 0) { 540227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_TCP_UDP_CHKSUM_ERR); 541227569Sphilip EFSYS_PROBE(udp_chk_err); 542227569Sphilip (*flagsp) &= ~EFX_CKSUM_TCPUDP; 543227569Sphilip } 544227569Sphilip 545227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_IP_FRAG_ERR) != 0) { 546227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_IP_FRAG_ERR); 547227569Sphilip 548227569Sphilip /* 549227569Sphilip * If IP is fragmented FSF_AZ_RX_EV_IP_FRAG_ERR is set. This 550227569Sphilip * causes FSF_AZ_RX_EV_PKT_OK to be clear. This is not an error 551227569Sphilip * condition. 552227569Sphilip */ 553227569Sphilip (*flagsp) &= ~(EFX_PKT_TCP | EFX_PKT_UDP | EFX_CKSUM_TCPUDP); 554227569Sphilip } 555227569Sphilip 556227569Sphilip return (ignore); 557227569Sphilip} 558227569Sphilip 559227569Sphilipstatic __checkReturn boolean_t 560283514Sarybchikfalconsiena_ev_rx( 561227569Sphilip __in efx_evq_t *eep, 562227569Sphilip __in efx_qword_t *eqp, 563227569Sphilip __in const efx_ev_callbacks_t *eecp, 564227569Sphilip __in_opt void *arg) 565227569Sphilip{ 566227569Sphilip efx_nic_t *enp = eep->ee_enp; 567227569Sphilip uint32_t id; 568227569Sphilip uint32_t size; 569227569Sphilip uint32_t label; 570227569Sphilip boolean_t ok; 571227569Sphilip#if (EFSYS_OPT_RX_HDR_SPLIT || EFSYS_OPT_RX_SCATTER) 572227569Sphilip boolean_t sop; 573227569Sphilip boolean_t jumbo_cont; 574227569Sphilip#endif /* EFSYS_OPT_RX_HDR_SPLIT || EFSYS_OPT_RX_SCATTER */ 575227569Sphilip uint32_t hdr_type; 576227569Sphilip boolean_t is_v6; 577227569Sphilip uint16_t flags; 578227569Sphilip boolean_t ignore; 579227569Sphilip boolean_t should_abort; 580227569Sphilip 581227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX); 582227569Sphilip 583227569Sphilip /* Basic packet information */ 584227569Sphilip id = EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_DESC_PTR); 585227569Sphilip size = EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_BYTE_CNT); 586227569Sphilip label = EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_Q_LABEL); 587227569Sphilip ok = (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_PKT_OK) != 0); 588227569Sphilip 589227569Sphilip#if (EFSYS_OPT_RX_HDR_SPLIT || EFSYS_OPT_RX_SCATTER) 590227569Sphilip sop = (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_SOP) != 0); 591227569Sphilip jumbo_cont = (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_JUMBO_CONT) != 0); 592227569Sphilip#endif /* EFSYS_OPT_RX_HDR_SPLIT || EFSYS_OPT_RX_SCATTER */ 593227569Sphilip 594227569Sphilip hdr_type = EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_HDR_TYPE); 595227569Sphilip 596227569Sphilip is_v6 = (enp->en_family != EFX_FAMILY_FALCON && 597227569Sphilip EFX_QWORD_FIELD(*eqp, FSF_CZ_RX_EV_IPV6_PKT) != 0); 598227569Sphilip 599227569Sphilip /* 600227569Sphilip * If packet is marked as OK and packet type is TCP/IP or 601227569Sphilip * UDP/IP or other IP, then we can rely on the hardware checksums. 602227569Sphilip */ 603227569Sphilip switch (hdr_type) { 604227569Sphilip case FSE_AZ_RX_EV_HDR_TYPE_IPV4V6_TCP: 605227569Sphilip flags = EFX_PKT_TCP | EFX_CKSUM_TCPUDP; 606227569Sphilip if (is_v6) { 607227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_TCP_IPV6); 608227569Sphilip flags |= EFX_PKT_IPV6; 609227569Sphilip } else { 610227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_TCP_IPV4); 611227569Sphilip flags |= EFX_PKT_IPV4 | EFX_CKSUM_IPV4; 612227569Sphilip } 613227569Sphilip break; 614227569Sphilip 615227569Sphilip case FSE_AZ_RX_EV_HDR_TYPE_IPV4V6_UDP: 616227569Sphilip flags = EFX_PKT_UDP | EFX_CKSUM_TCPUDP; 617227569Sphilip if (is_v6) { 618227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_UDP_IPV6); 619227569Sphilip flags |= EFX_PKT_IPV6; 620227569Sphilip } else { 621227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_UDP_IPV4); 622227569Sphilip flags |= EFX_PKT_IPV4 | EFX_CKSUM_IPV4; 623227569Sphilip } 624227569Sphilip break; 625227569Sphilip 626227569Sphilip case FSE_AZ_RX_EV_HDR_TYPE_IPV4V6_OTHER: 627227569Sphilip if (is_v6) { 628227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_OTHER_IPV6); 629227569Sphilip flags = EFX_PKT_IPV6; 630227569Sphilip } else { 631227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_OTHER_IPV4); 632227569Sphilip flags = EFX_PKT_IPV4 | EFX_CKSUM_IPV4; 633227569Sphilip } 634227569Sphilip break; 635227569Sphilip 636227569Sphilip case FSE_AZ_RX_EV_HDR_TYPE_OTHER: 637227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_NON_IP); 638227569Sphilip flags = 0; 639227569Sphilip break; 640227569Sphilip 641227569Sphilip default: 642227569Sphilip EFSYS_ASSERT(B_FALSE); 643227569Sphilip flags = 0; 644227569Sphilip break; 645227569Sphilip } 646227569Sphilip 647227569Sphilip#if EFSYS_OPT_RX_SCATTER || EFSYS_OPT_RX_HDR_SPLIT 648227569Sphilip /* Report scatter and header/lookahead split buffer flags */ 649227569Sphilip if (sop) 650227569Sphilip flags |= EFX_PKT_START; 651227569Sphilip if (jumbo_cont) 652227569Sphilip flags |= EFX_PKT_CONT; 653227569Sphilip#endif /* EFSYS_OPT_RX_SCATTER || EFSYS_OPT_RX_HDR_SPLIT */ 654227569Sphilip 655227569Sphilip /* Detect errors included in the FSF_AZ_RX_EV_PKT_OK indication */ 656227569Sphilip if (!ok) { 657283514Sarybchik ignore = falconsiena_ev_rx_not_ok(eep, eqp, label, id, &flags); 658227569Sphilip if (ignore) { 659227569Sphilip EFSYS_PROBE4(rx_complete, uint32_t, label, uint32_t, id, 660227569Sphilip uint32_t, size, uint16_t, flags); 661227569Sphilip 662227569Sphilip return (B_FALSE); 663227569Sphilip } 664227569Sphilip } 665227569Sphilip 666227569Sphilip /* If we're not discarding the packet then it is ok */ 667227569Sphilip if (~flags & EFX_DISCARD) 668227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_OK); 669227569Sphilip 670227569Sphilip /* Detect multicast packets that didn't match the filter */ 671227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_MCAST_PKT) != 0) { 672227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_MCAST_PKT); 673227569Sphilip 674227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_MCAST_HASH_MATCH) != 0) { 675227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_MCAST_HASH_MATCH); 676227569Sphilip } else { 677227569Sphilip EFSYS_PROBE(mcast_mismatch); 678227569Sphilip flags |= EFX_ADDR_MISMATCH; 679227569Sphilip } 680227569Sphilip } else { 681227569Sphilip flags |= EFX_PKT_UNICAST; 682227569Sphilip } 683227569Sphilip 684227569Sphilip /* 685227569Sphilip * The packet parser in Siena can abort parsing packets under 686227569Sphilip * certain error conditions, setting the PKT_NOT_PARSED bit 687227569Sphilip * (which clears PKT_OK). If this is set, then don't trust 688227569Sphilip * the PKT_TYPE field. 689227569Sphilip */ 690227569Sphilip if (enp->en_family != EFX_FAMILY_FALCON && !ok) { 691227569Sphilip uint32_t parse_err; 692227569Sphilip 693227569Sphilip parse_err = EFX_QWORD_FIELD(*eqp, FSF_CZ_RX_EV_PKT_NOT_PARSED); 694227569Sphilip if (parse_err != 0) 695227569Sphilip flags |= EFX_CHECK_VLAN; 696227569Sphilip } 697227569Sphilip 698227569Sphilip if (~flags & EFX_CHECK_VLAN) { 699227569Sphilip uint32_t pkt_type; 700227569Sphilip 701227569Sphilip pkt_type = EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_PKT_TYPE); 702227569Sphilip if (pkt_type >= FSE_AZ_RX_EV_PKT_TYPE_VLAN) 703227569Sphilip flags |= EFX_PKT_VLAN_TAGGED; 704227569Sphilip } 705227569Sphilip 706227569Sphilip EFSYS_PROBE4(rx_complete, uint32_t, label, uint32_t, id, 707227569Sphilip uint32_t, size, uint16_t, flags); 708227569Sphilip 709227569Sphilip EFSYS_ASSERT(eecp->eec_rx != NULL); 710227569Sphilip should_abort = eecp->eec_rx(arg, label, id, size, flags); 711227569Sphilip 712227569Sphilip return (should_abort); 713227569Sphilip} 714227569Sphilip 715227569Sphilipstatic __checkReturn boolean_t 716283514Sarybchikfalconsiena_ev_tx( 717227569Sphilip __in efx_evq_t *eep, 718227569Sphilip __in efx_qword_t *eqp, 719227569Sphilip __in const efx_ev_callbacks_t *eecp, 720227569Sphilip __in_opt void *arg) 721227569Sphilip{ 722227569Sphilip uint32_t id; 723227569Sphilip uint32_t label; 724227569Sphilip boolean_t should_abort; 725227569Sphilip 726227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_TX); 727227569Sphilip 728227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_COMP) != 0 && 729227569Sphilip EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_PKT_ERR) == 0 && 730227569Sphilip EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_PKT_TOO_BIG) == 0 && 731227569Sphilip EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_WQ_FF_FULL) == 0) { 732227569Sphilip 733227569Sphilip id = EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_DESC_PTR); 734227569Sphilip label = EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_Q_LABEL); 735227569Sphilip 736227569Sphilip EFSYS_PROBE2(tx_complete, uint32_t, label, uint32_t, id); 737227569Sphilip 738227569Sphilip EFSYS_ASSERT(eecp->eec_tx != NULL); 739227569Sphilip should_abort = eecp->eec_tx(arg, label, id); 740227569Sphilip 741227569Sphilip return (should_abort); 742227569Sphilip } 743227569Sphilip 744227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_COMP) != 0) 745227569Sphilip EFSYS_PROBE3(bad_event, unsigned int, eep->ee_index, 746227569Sphilip uint32_t, EFX_QWORD_FIELD(*eqp, EFX_DWORD_1), 747227569Sphilip uint32_t, EFX_QWORD_FIELD(*eqp, EFX_DWORD_0)); 748227569Sphilip 749227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_PKT_ERR) != 0) 750227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_TX_PKT_ERR); 751227569Sphilip 752227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_PKT_TOO_BIG) != 0) 753227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_TX_PKT_TOO_BIG); 754227569Sphilip 755227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_WQ_FF_FULL) != 0) 756227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_TX_WQ_FF_FULL); 757227569Sphilip 758227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_TX_UNEXPECTED); 759227569Sphilip return (B_FALSE); 760227569Sphilip} 761227569Sphilip 762227569Sphilipstatic __checkReturn boolean_t 763283514Sarybchikfalconsiena_ev_global( 764227569Sphilip __in efx_evq_t *eep, 765227569Sphilip __in efx_qword_t *eqp, 766227569Sphilip __in const efx_ev_callbacks_t *eecp, 767227569Sphilip __in_opt void *arg) 768227569Sphilip{ 769227569Sphilip efx_nic_t *enp = eep->ee_enp; 770227569Sphilip efx_port_t *epp = &(enp->en_port); 771227569Sphilip boolean_t should_abort; 772227569Sphilip 773227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_GLOBAL); 774227569Sphilip should_abort = B_FALSE; 775227569Sphilip 776227569Sphilip /* Check for a link management event */ 777227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_BZ_GLB_EV_XG_MNT_INTR) != 0) { 778227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_GLOBAL_MNT); 779227569Sphilip 780227569Sphilip EFSYS_PROBE(xg_mgt); 781227569Sphilip 782227569Sphilip epp->ep_mac_poll_needed = B_TRUE; 783227569Sphilip } 784227569Sphilip 785227569Sphilip return (should_abort); 786227569Sphilip} 787227569Sphilip 788227569Sphilipstatic __checkReturn boolean_t 789283514Sarybchikfalconsiena_ev_driver( 790227569Sphilip __in efx_evq_t *eep, 791227569Sphilip __in efx_qword_t *eqp, 792227569Sphilip __in const efx_ev_callbacks_t *eecp, 793227569Sphilip __in_opt void *arg) 794227569Sphilip{ 795227569Sphilip boolean_t should_abort; 796227569Sphilip 797227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_DRIVER); 798227569Sphilip should_abort = B_FALSE; 799227569Sphilip 800227569Sphilip switch (EFX_QWORD_FIELD(*eqp, FSF_AZ_DRIVER_EV_SUBCODE)) { 801227569Sphilip case FSE_AZ_TX_DESCQ_FLS_DONE_EV: { 802264461Sgnn uint32_t txq_index; 803227569Sphilip 804227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_DRIVER_TX_DESCQ_FLS_DONE); 805227569Sphilip 806264461Sgnn txq_index = EFX_QWORD_FIELD(*eqp, FSF_AZ_DRIVER_EV_SUBDATA); 807227569Sphilip 808264461Sgnn EFSYS_PROBE1(tx_descq_fls_done, uint32_t, txq_index); 809227569Sphilip 810227569Sphilip EFSYS_ASSERT(eecp->eec_txq_flush_done != NULL); 811264461Sgnn should_abort = eecp->eec_txq_flush_done(arg, txq_index); 812227569Sphilip 813227569Sphilip break; 814227569Sphilip } 815227569Sphilip case FSE_AZ_RX_DESCQ_FLS_DONE_EV: { 816264461Sgnn uint32_t rxq_index; 817227569Sphilip uint32_t failed; 818227569Sphilip 819264461Sgnn rxq_index = EFX_QWORD_FIELD(*eqp, FSF_AZ_DRIVER_EV_RX_DESCQ_ID); 820227569Sphilip failed = EFX_QWORD_FIELD(*eqp, FSF_AZ_DRIVER_EV_RX_FLUSH_FAIL); 821227569Sphilip 822227569Sphilip EFSYS_ASSERT(eecp->eec_rxq_flush_done != NULL); 823227569Sphilip EFSYS_ASSERT(eecp->eec_rxq_flush_failed != NULL); 824227569Sphilip 825227569Sphilip if (failed) { 826227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_DRIVER_RX_DESCQ_FLS_FAILED); 827227569Sphilip 828264461Sgnn EFSYS_PROBE1(rx_descq_fls_failed, uint32_t, rxq_index); 829227569Sphilip 830283514Sarybchik should_abort = eecp->eec_rxq_flush_failed(arg, 831283514Sarybchik rxq_index); 832227569Sphilip } else { 833227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_DRIVER_RX_DESCQ_FLS_DONE); 834227569Sphilip 835264461Sgnn EFSYS_PROBE1(rx_descq_fls_done, uint32_t, rxq_index); 836227569Sphilip 837264461Sgnn should_abort = eecp->eec_rxq_flush_done(arg, rxq_index); 838227569Sphilip } 839227569Sphilip 840227569Sphilip break; 841227569Sphilip } 842227569Sphilip case FSE_AZ_EVQ_INIT_DONE_EV: 843227569Sphilip EFSYS_ASSERT(eecp->eec_initialized != NULL); 844227569Sphilip should_abort = eecp->eec_initialized(arg); 845227569Sphilip 846227569Sphilip break; 847227569Sphilip 848227569Sphilip case FSE_AZ_EVQ_NOT_EN_EV: 849227569Sphilip EFSYS_PROBE(evq_not_en); 850227569Sphilip break; 851227569Sphilip 852227569Sphilip case FSE_AZ_SRM_UPD_DONE_EV: { 853227569Sphilip uint32_t code; 854227569Sphilip 855227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_DRIVER_SRM_UPD_DONE); 856227569Sphilip 857227569Sphilip code = EFX_QWORD_FIELD(*eqp, FSF_AZ_DRIVER_EV_SUBDATA); 858227569Sphilip 859227569Sphilip EFSYS_ASSERT(eecp->eec_sram != NULL); 860227569Sphilip should_abort = eecp->eec_sram(arg, code); 861227569Sphilip 862227569Sphilip break; 863227569Sphilip } 864227569Sphilip case FSE_AZ_WAKE_UP_EV: { 865227569Sphilip uint32_t id; 866227569Sphilip 867227569Sphilip id = EFX_QWORD_FIELD(*eqp, FSF_AZ_DRIVER_EV_SUBDATA); 868227569Sphilip 869227569Sphilip EFSYS_ASSERT(eecp->eec_wake_up != NULL); 870227569Sphilip should_abort = eecp->eec_wake_up(arg, id); 871227569Sphilip 872227569Sphilip break; 873227569Sphilip } 874227569Sphilip case FSE_AZ_TX_PKT_NON_TCP_UDP: 875227569Sphilip EFSYS_PROBE(tx_pkt_non_tcp_udp); 876227569Sphilip break; 877227569Sphilip 878227569Sphilip case FSE_AZ_TIMER_EV: { 879227569Sphilip uint32_t id; 880227569Sphilip 881227569Sphilip id = EFX_QWORD_FIELD(*eqp, FSF_AZ_DRIVER_EV_SUBDATA); 882227569Sphilip 883227569Sphilip EFSYS_ASSERT(eecp->eec_timer != NULL); 884227569Sphilip should_abort = eecp->eec_timer(arg, id); 885227569Sphilip 886227569Sphilip break; 887227569Sphilip } 888227569Sphilip case FSE_AZ_RX_DSC_ERROR_EV: 889227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_DRIVER_RX_DSC_ERROR); 890227569Sphilip 891227569Sphilip EFSYS_PROBE(rx_dsc_error); 892227569Sphilip 893227569Sphilip EFSYS_ASSERT(eecp->eec_exception != NULL); 894227569Sphilip should_abort = eecp->eec_exception(arg, 895227569Sphilip EFX_EXCEPTION_RX_DSC_ERROR, 0); 896227569Sphilip 897227569Sphilip break; 898227569Sphilip 899227569Sphilip case FSE_AZ_TX_DSC_ERROR_EV: 900227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_DRIVER_TX_DSC_ERROR); 901227569Sphilip 902227569Sphilip EFSYS_PROBE(tx_dsc_error); 903227569Sphilip 904227569Sphilip EFSYS_ASSERT(eecp->eec_exception != NULL); 905227569Sphilip should_abort = eecp->eec_exception(arg, 906227569Sphilip EFX_EXCEPTION_TX_DSC_ERROR, 0); 907227569Sphilip 908227569Sphilip break; 909227569Sphilip 910227569Sphilip default: 911227569Sphilip break; 912227569Sphilip } 913227569Sphilip 914227569Sphilip return (should_abort); 915227569Sphilip} 916227569Sphilip 917227569Sphilipstatic __checkReturn boolean_t 918283514Sarybchikfalconsiena_ev_drv_gen( 919227569Sphilip __in efx_evq_t *eep, 920227569Sphilip __in efx_qword_t *eqp, 921227569Sphilip __in const efx_ev_callbacks_t *eecp, 922227569Sphilip __in_opt void *arg) 923227569Sphilip{ 924227569Sphilip uint32_t data; 925227569Sphilip boolean_t should_abort; 926227569Sphilip 927227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_DRV_GEN); 928227569Sphilip 929227569Sphilip data = EFX_QWORD_FIELD(*eqp, FSF_AZ_EV_DATA_DW0); 930227569Sphilip if (data >= ((uint32_t)1 << 16)) { 931227569Sphilip EFSYS_PROBE3(bad_event, unsigned int, eep->ee_index, 932227569Sphilip uint32_t, EFX_QWORD_FIELD(*eqp, EFX_DWORD_1), 933227569Sphilip uint32_t, EFX_QWORD_FIELD(*eqp, EFX_DWORD_0)); 934227569Sphilip return (B_TRUE); 935227569Sphilip } 936227569Sphilip 937227569Sphilip EFSYS_ASSERT(eecp->eec_software != NULL); 938227569Sphilip should_abort = eecp->eec_software(arg, (uint16_t)data); 939227569Sphilip 940227569Sphilip return (should_abort); 941227569Sphilip} 942227569Sphilip 943227569Sphilip#if EFSYS_OPT_MCDI 944227569Sphilip 945227569Sphilipstatic __checkReturn boolean_t 946283514Sarybchikfalconsiena_ev_mcdi( 947227569Sphilip __in efx_evq_t *eep, 948227569Sphilip __in efx_qword_t *eqp, 949227569Sphilip __in const efx_ev_callbacks_t *eecp, 950227569Sphilip __in_opt void *arg) 951227569Sphilip{ 952227569Sphilip efx_nic_t *enp = eep->ee_enp; 953227569Sphilip unsigned code; 954227569Sphilip boolean_t should_abort = B_FALSE; 955227569Sphilip 956227569Sphilip EFSYS_ASSERT3U(enp->en_family, ==, EFX_FAMILY_SIENA); 957227569Sphilip 958227569Sphilip if (enp->en_family != EFX_FAMILY_SIENA) 959227569Sphilip goto out; 960227569Sphilip 961279078Sarybchik EFSYS_ASSERT(eecp->eec_link_change != NULL); 962279078Sarybchik EFSYS_ASSERT(eecp->eec_exception != NULL); 963279078Sarybchik#if EFSYS_OPT_MON_STATS 964279078Sarybchik EFSYS_ASSERT(eecp->eec_monitor != NULL); 965279078Sarybchik#endif 966279078Sarybchik 967227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_MCDI_RESPONSE); 968227569Sphilip 969227569Sphilip code = EFX_QWORD_FIELD(*eqp, MCDI_EVENT_CODE); 970227569Sphilip switch (code) { 971227569Sphilip case MCDI_EVENT_CODE_BADSSERT: 972227569Sphilip efx_mcdi_ev_death(enp, EINTR); 973227569Sphilip break; 974227569Sphilip 975227569Sphilip case MCDI_EVENT_CODE_CMDDONE: 976227569Sphilip efx_mcdi_ev_cpl(enp, 977283514Sarybchik MCDI_EV_FIELD(eqp, CMDDONE_SEQ), 978283514Sarybchik MCDI_EV_FIELD(eqp, CMDDONE_DATALEN), 979283514Sarybchik MCDI_EV_FIELD(eqp, CMDDONE_ERRNO)); 980227569Sphilip break; 981227569Sphilip 982227569Sphilip case MCDI_EVENT_CODE_LINKCHANGE: { 983227569Sphilip efx_link_mode_t link_mode; 984227569Sphilip 985227569Sphilip siena_phy_link_ev(enp, eqp, &link_mode); 986227569Sphilip should_abort = eecp->eec_link_change(arg, link_mode); 987227569Sphilip break; 988227569Sphilip } 989227569Sphilip case MCDI_EVENT_CODE_SENSOREVT: { 990227569Sphilip#if EFSYS_OPT_MON_STATS 991227569Sphilip efx_mon_stat_t id; 992227569Sphilip efx_mon_stat_value_t value; 993227569Sphilip int rc; 994227569Sphilip 995283514Sarybchik if ((rc = mcdi_mon_ev(enp, eqp, &id, &value)) == 0) 996227569Sphilip should_abort = eecp->eec_monitor(arg, id, value); 997227569Sphilip else if (rc == ENOTSUP) { 998227569Sphilip should_abort = eecp->eec_exception(arg, 999227569Sphilip EFX_EXCEPTION_UNKNOWN_SENSOREVT, 1000227569Sphilip MCDI_EV_FIELD(eqp, DATA)); 1001227569Sphilip } else 1002227569Sphilip EFSYS_ASSERT(rc == ENODEV); /* Wrong port */ 1003227569Sphilip#else 1004227569Sphilip should_abort = B_FALSE; 1005227569Sphilip#endif 1006227569Sphilip break; 1007227569Sphilip } 1008227569Sphilip case MCDI_EVENT_CODE_SCHEDERR: 1009227569Sphilip /* Informational only */ 1010227569Sphilip break; 1011227569Sphilip 1012227569Sphilip case MCDI_EVENT_CODE_REBOOT: 1013227569Sphilip efx_mcdi_ev_death(enp, EIO); 1014227569Sphilip break; 1015227569Sphilip 1016227569Sphilip case MCDI_EVENT_CODE_MAC_STATS_DMA: 1017227569Sphilip#if EFSYS_OPT_MAC_STATS 1018227569Sphilip if (eecp->eec_mac_stats != NULL) { 1019227569Sphilip eecp->eec_mac_stats(arg, 1020227569Sphilip MCDI_EV_FIELD(eqp, MAC_STATS_DMA_GENERATION)); 1021227569Sphilip } 1022227569Sphilip#endif 1023227569Sphilip break; 1024227569Sphilip 1025227569Sphilip case MCDI_EVENT_CODE_FWALERT: { 1026227569Sphilip uint32_t reason = MCDI_EV_FIELD(eqp, FWALERT_REASON); 1027227569Sphilip 1028227569Sphilip if (reason == MCDI_EVENT_FWALERT_REASON_SRAM_ACCESS) 1029227569Sphilip should_abort = eecp->eec_exception(arg, 1030227569Sphilip EFX_EXCEPTION_FWALERT_SRAM, 1031227569Sphilip MCDI_EV_FIELD(eqp, FWALERT_DATA)); 1032227569Sphilip else 1033227569Sphilip should_abort = eecp->eec_exception(arg, 1034227569Sphilip EFX_EXCEPTION_UNKNOWN_FWALERT, 1035227569Sphilip MCDI_EV_FIELD(eqp, DATA)); 1036227569Sphilip break; 1037227569Sphilip } 1038227569Sphilip 1039227569Sphilip default: 1040227569Sphilip EFSYS_PROBE1(mc_pcol_error, int, code); 1041227569Sphilip break; 1042227569Sphilip } 1043227569Sphilip 1044227569Sphilipout: 1045227569Sphilip return (should_abort); 1046227569Sphilip} 1047227569Sphilip 1048279141Sarybchik#endif /* EFSYS_OPT_MCDI */ 1049227569Sphilip 1050283514Sarybchikstatic __checkReturn int 1051283514Sarybchikfalconsiena_ev_qprime( 1052227569Sphilip __in efx_evq_t *eep, 1053227569Sphilip __in unsigned int count) 1054227569Sphilip{ 1055227569Sphilip efx_nic_t *enp = eep->ee_enp; 1056227569Sphilip uint32_t rptr; 1057227569Sphilip efx_dword_t dword; 1058227569Sphilip 1059227569Sphilip rptr = count & eep->ee_mask; 1060227569Sphilip 1061227569Sphilip EFX_POPULATE_DWORD_1(dword, FRF_AZ_EVQ_RPTR, rptr); 1062227569Sphilip 1063227569Sphilip EFX_BAR_TBL_WRITED(enp, FR_AZ_EVQ_RPTR_REG, eep->ee_index, 1064227569Sphilip &dword, B_FALSE); 1065227569Sphilip 1066227569Sphilip return (0); 1067227569Sphilip} 1068227569Sphilip 1069227569Sphilip#define EFX_EV_BATCH 8 1070227569Sphilip 1071283514Sarybchikstatic void 1072283514Sarybchikfalconsiena_ev_qpoll( 1073227569Sphilip __in efx_evq_t *eep, 1074227569Sphilip __inout unsigned int *countp, 1075227569Sphilip __in const efx_ev_callbacks_t *eecp, 1076227569Sphilip __in_opt void *arg) 1077227569Sphilip{ 1078227569Sphilip efx_qword_t ev[EFX_EV_BATCH]; 1079227569Sphilip unsigned int batch; 1080227569Sphilip unsigned int total; 1081227569Sphilip unsigned int count; 1082227569Sphilip unsigned int index; 1083227569Sphilip size_t offset; 1084227569Sphilip 1085227569Sphilip EFSYS_ASSERT(countp != NULL); 1086227569Sphilip EFSYS_ASSERT(eecp != NULL); 1087227569Sphilip 1088227569Sphilip count = *countp; 1089227569Sphilip do { 1090227569Sphilip /* Read up until the end of the batch period */ 1091227569Sphilip batch = EFX_EV_BATCH - (count & (EFX_EV_BATCH - 1)); 1092227569Sphilip offset = (count & eep->ee_mask) * sizeof (efx_qword_t); 1093227569Sphilip for (total = 0; total < batch; ++total) { 1094227569Sphilip EFSYS_MEM_READQ(eep->ee_esmp, offset, &(ev[total])); 1095227569Sphilip 1096227569Sphilip if (!EFX_EV_PRESENT(ev[total])) 1097227569Sphilip break; 1098227569Sphilip 1099227569Sphilip EFSYS_PROBE3(event, unsigned int, eep->ee_index, 1100227569Sphilip uint32_t, EFX_QWORD_FIELD(ev[total], EFX_DWORD_1), 1101227569Sphilip uint32_t, EFX_QWORD_FIELD(ev[total], EFX_DWORD_0)); 1102227569Sphilip 1103227569Sphilip offset += sizeof (efx_qword_t); 1104227569Sphilip } 1105227569Sphilip 1106227569Sphilip#if EFSYS_OPT_EV_PREFETCH && (EFSYS_OPT_EV_PREFETCH_PERIOD > 1) 1107227569Sphilip /* 1108227569Sphilip * Prefetch the next batch when we get within PREFETCH_PERIOD 1109227569Sphilip * of a completed batch. If the batch is smaller, then prefetch 1110227569Sphilip * immediately. 1111227569Sphilip */ 1112227569Sphilip if (total == batch && total < EFSYS_OPT_EV_PREFETCH_PERIOD) 1113227569Sphilip EFSYS_MEM_PREFETCH(eep->ee_esmp, offset); 1114227569Sphilip#endif /* EFSYS_OPT_EV_PREFETCH */ 1115227569Sphilip 1116227569Sphilip /* Process the batch of events */ 1117227569Sphilip for (index = 0; index < total; ++index) { 1118227569Sphilip boolean_t should_abort; 1119227569Sphilip uint32_t code; 1120227569Sphilip 1121227569Sphilip#if EFSYS_OPT_EV_PREFETCH 1122227569Sphilip /* Prefetch if we've now reached the batch period */ 1123227569Sphilip if (total == batch && 1124227569Sphilip index + EFSYS_OPT_EV_PREFETCH_PERIOD == total) { 1125227569Sphilip offset = (count + batch) & eep->ee_mask; 1126227569Sphilip offset *= sizeof (efx_qword_t); 1127227569Sphilip 1128227569Sphilip EFSYS_MEM_PREFETCH(eep->ee_esmp, offset); 1129227569Sphilip } 1130227569Sphilip#endif /* EFSYS_OPT_EV_PREFETCH */ 1131227569Sphilip 1132227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_ALL); 1133227569Sphilip 1134227569Sphilip code = EFX_QWORD_FIELD(ev[index], FSF_AZ_EV_CODE); 1135283514Sarybchik switch (code) { 1136283514Sarybchik case FSE_AZ_EV_CODE_RX_EV: 1137283514Sarybchik should_abort = eep->ee_rx(eep, 1138283514Sarybchik &(ev[index]), eecp, arg); 1139283514Sarybchik break; 1140283514Sarybchik case FSE_AZ_EV_CODE_TX_EV: 1141283514Sarybchik should_abort = eep->ee_tx(eep, 1142283514Sarybchik &(ev[index]), eecp, arg); 1143283514Sarybchik break; 1144283514Sarybchik case FSE_AZ_EV_CODE_DRIVER_EV: 1145283514Sarybchik should_abort = eep->ee_driver(eep, 1146283514Sarybchik &(ev[index]), eecp, arg); 1147283514Sarybchik break; 1148283514Sarybchik case FSE_AZ_EV_CODE_DRV_GEN_EV: 1149283514Sarybchik should_abort = eep->ee_drv_gen(eep, 1150283514Sarybchik &(ev[index]), eecp, arg); 1151283514Sarybchik break; 1152283514Sarybchik#if EFSYS_OPT_MCDI 1153283514Sarybchik case FSE_AZ_EV_CODE_MCDI_EVRESPONSE: 1154283514Sarybchik should_abort = eep->ee_mcdi(eep, 1155283514Sarybchik &(ev[index]), eecp, arg); 1156283514Sarybchik break; 1157283514Sarybchik#endif 1158283514Sarybchik case FSE_AZ_EV_CODE_GLOBAL_EV: 1159283514Sarybchik if (eep->ee_global) { 1160283514Sarybchik should_abort = eep->ee_global(eep, 1161283514Sarybchik &(ev[index]), eecp, arg); 1162283514Sarybchik break; 1163283514Sarybchik } 1164283514Sarybchik /* else fallthrough */ 1165283514Sarybchik default: 1166283514Sarybchik EFSYS_PROBE3(bad_event, 1167283514Sarybchik unsigned int, eep->ee_index, 1168283514Sarybchik uint32_t, 1169283514Sarybchik EFX_QWORD_FIELD(ev[index], EFX_DWORD_1), 1170283514Sarybchik uint32_t, 1171283514Sarybchik EFX_QWORD_FIELD(ev[index], EFX_DWORD_0)); 1172283514Sarybchik 1173283514Sarybchik EFSYS_ASSERT(eecp->eec_exception != NULL); 1174283514Sarybchik (void) eecp->eec_exception(arg, 1175283514Sarybchik EFX_EXCEPTION_EV_ERROR, code); 1176283514Sarybchik should_abort = B_TRUE; 1177283514Sarybchik } 1178227569Sphilip if (should_abort) { 1179227569Sphilip /* Ignore subsequent events */ 1180227569Sphilip total = index + 1; 1181227569Sphilip break; 1182227569Sphilip } 1183227569Sphilip } 1184227569Sphilip 1185227569Sphilip /* 1186227569Sphilip * Now that the hardware has most likely moved onto dma'ing 1187227569Sphilip * into the next cache line, clear the processed events. Take 1188227569Sphilip * care to only clear out events that we've processed 1189227569Sphilip */ 1190227569Sphilip EFX_SET_QWORD(ev[0]); 1191227569Sphilip offset = (count & eep->ee_mask) * sizeof (efx_qword_t); 1192227569Sphilip for (index = 0; index < total; ++index) { 1193227569Sphilip EFSYS_MEM_WRITEQ(eep->ee_esmp, offset, &(ev[0])); 1194227569Sphilip offset += sizeof (efx_qword_t); 1195227569Sphilip } 1196227569Sphilip 1197227569Sphilip count += total; 1198227569Sphilip 1199227569Sphilip } while (total == batch); 1200227569Sphilip 1201227569Sphilip *countp = count; 1202227569Sphilip} 1203227569Sphilip 1204283514Sarybchikstatic void 1205283514Sarybchikfalconsiena_ev_qpost( 1206227569Sphilip __in efx_evq_t *eep, 1207227569Sphilip __in uint16_t data) 1208227569Sphilip{ 1209227569Sphilip efx_nic_t *enp = eep->ee_enp; 1210227569Sphilip efx_qword_t ev; 1211227569Sphilip efx_oword_t oword; 1212227569Sphilip 1213227569Sphilip EFX_POPULATE_QWORD_2(ev, FSF_AZ_EV_CODE, FSE_AZ_EV_CODE_DRV_GEN_EV, 1214227569Sphilip FSF_AZ_EV_DATA_DW0, (uint32_t)data); 1215227569Sphilip 1216227569Sphilip EFX_POPULATE_OWORD_3(oword, FRF_AZ_DRV_EV_QID, eep->ee_index, 1217227569Sphilip EFX_DWORD_0, EFX_QWORD_FIELD(ev, EFX_DWORD_0), 1218227569Sphilip EFX_DWORD_1, EFX_QWORD_FIELD(ev, EFX_DWORD_1)); 1219227569Sphilip 1220227569Sphilip EFX_BAR_WRITEO(enp, FR_AZ_DRV_EV_REG, &oword); 1221227569Sphilip} 1222227569Sphilip 1223283514Sarybchikstatic __checkReturn int 1224283514Sarybchikfalconsiena_ev_qmoderate( 1225227569Sphilip __in efx_evq_t *eep, 1226227569Sphilip __in unsigned int us) 1227227569Sphilip{ 1228227569Sphilip efx_nic_t *enp = eep->ee_enp; 1229279048Sarybchik efx_nic_cfg_t *encp = &(enp->en_nic_cfg); 1230227569Sphilip unsigned int locked; 1231227569Sphilip efx_dword_t dword; 1232227569Sphilip int rc; 1233227569Sphilip 1234279182Sarybchik if (us > encp->enc_evq_timer_max_us) { 1235227569Sphilip rc = EINVAL; 1236227569Sphilip goto fail1; 1237227569Sphilip } 1238227569Sphilip 1239227569Sphilip /* If the value is zero then disable the timer */ 1240227569Sphilip if (us == 0) { 1241227569Sphilip if (enp->en_family == EFX_FAMILY_FALCON) 1242227569Sphilip EFX_POPULATE_DWORD_2(dword, 1243227569Sphilip FRF_AB_TC_TIMER_MODE, FFE_AB_TIMER_MODE_DIS, 1244227569Sphilip FRF_AB_TC_TIMER_VAL, 0); 1245227569Sphilip else 1246227569Sphilip EFX_POPULATE_DWORD_2(dword, 1247227569Sphilip FRF_CZ_TC_TIMER_MODE, FFE_CZ_TIMER_MODE_DIS, 1248227569Sphilip FRF_CZ_TC_TIMER_VAL, 0); 1249227569Sphilip } else { 1250227569Sphilip uint32_t timer_val; 1251227569Sphilip 1252227569Sphilip /* Calculate the timer value in quanta */ 1253279182Sarybchik timer_val = us * 1000 / encp->enc_evq_timer_quantum_ns; 1254227569Sphilip 1255279048Sarybchik /* Moderation value is base 0 so we need to deduct 1 */ 1256279048Sarybchik if (timer_val > 0) 1257279048Sarybchik timer_val--; 1258227569Sphilip 1259227569Sphilip if (enp->en_family == EFX_FAMILY_FALCON) 1260227569Sphilip EFX_POPULATE_DWORD_2(dword, 1261227569Sphilip FRF_AB_TC_TIMER_MODE, FFE_AB_TIMER_MODE_INT_HLDOFF, 1262279048Sarybchik FRF_AB_TIMER_VAL, timer_val); 1263227569Sphilip else 1264227569Sphilip EFX_POPULATE_DWORD_2(dword, 1265227569Sphilip FRF_CZ_TC_TIMER_MODE, FFE_CZ_TIMER_MODE_INT_HLDOFF, 1266279048Sarybchik FRF_CZ_TC_TIMER_VAL, timer_val); 1267227569Sphilip } 1268227569Sphilip 1269227569Sphilip locked = (eep->ee_index == 0) ? 1 : 0; 1270227569Sphilip 1271227569Sphilip EFX_BAR_TBL_WRITED(enp, FR_BZ_TIMER_COMMAND_REGP0, 1272227569Sphilip eep->ee_index, &dword, locked); 1273227569Sphilip 1274227569Sphilip return (0); 1275227569Sphilip 1276227569Sphilipfail1: 1277227569Sphilip EFSYS_PROBE1(fail1, int, rc); 1278227569Sphilip 1279227569Sphilip return (rc); 1280227569Sphilip} 1281227569Sphilip 1282283514Sarybchikstatic __checkReturn int 1283283514Sarybchikfalconsiena_ev_qcreate( 1284227569Sphilip __in efx_nic_t *enp, 1285227569Sphilip __in unsigned int index, 1286227569Sphilip __in efsys_mem_t *esmp, 1287227569Sphilip __in size_t n, 1288227569Sphilip __in uint32_t id, 1289283514Sarybchik __in efx_evq_t *eep) 1290227569Sphilip{ 1291227569Sphilip efx_nic_cfg_t *encp = &(enp->en_nic_cfg); 1292227569Sphilip uint32_t size; 1293227569Sphilip efx_oword_t oword; 1294227569Sphilip int rc; 1295227569Sphilip 1296283514Sarybchik EFX_STATIC_ASSERT(ISP2(EFX_EVQ_MAXNEVS)); 1297283514Sarybchik EFX_STATIC_ASSERT(ISP2(EFX_EVQ_MINNEVS)); 1298227569Sphilip 1299283514Sarybchik if (!ISP2(n) || (n < EFX_EVQ_MINNEVS) || (n > EFX_EVQ_MAXNEVS)) { 1300227569Sphilip rc = EINVAL; 1301227569Sphilip goto fail1; 1302227569Sphilip } 1303227569Sphilip if (index >= encp->enc_evq_limit) { 1304227569Sphilip rc = EINVAL; 1305227569Sphilip goto fail2; 1306227569Sphilip } 1307227569Sphilip#if EFSYS_OPT_RX_SCALE 1308227569Sphilip if (enp->en_intr.ei_type == EFX_INTR_LINE && 1309227569Sphilip index >= EFX_MAXRSS_LEGACY) { 1310227569Sphilip rc = EINVAL; 1311227569Sphilip goto fail3; 1312227569Sphilip } 1313227569Sphilip#endif 1314227569Sphilip for (size = 0; (1 << size) <= (EFX_EVQ_MAXNEVS / EFX_EVQ_MINNEVS); 1315227569Sphilip size++) 1316227569Sphilip if ((1 << size) == (int)(n / EFX_EVQ_MINNEVS)) 1317227569Sphilip break; 1318227569Sphilip if (id + (1 << size) >= encp->enc_buftbl_limit) { 1319227569Sphilip rc = EINVAL; 1320227569Sphilip goto fail4; 1321227569Sphilip } 1322227569Sphilip 1323227569Sphilip /* Set up the handler table */ 1324283514Sarybchik eep->ee_rx = falconsiena_ev_rx; 1325283514Sarybchik eep->ee_tx = falconsiena_ev_tx; 1326283514Sarybchik eep->ee_driver = falconsiena_ev_driver; 1327283514Sarybchik eep->ee_global = falconsiena_ev_global; 1328283514Sarybchik eep->ee_drv_gen = falconsiena_ev_drv_gen; 1329227569Sphilip#if EFSYS_OPT_MCDI 1330283514Sarybchik eep->ee_mcdi = falconsiena_ev_mcdi; 1331279141Sarybchik#endif /* EFSYS_OPT_MCDI */ 1332227569Sphilip 1333227569Sphilip /* Set up the new event queue */ 1334227569Sphilip if (enp->en_family != EFX_FAMILY_FALCON) { 1335227569Sphilip EFX_POPULATE_OWORD_1(oword, FRF_CZ_TIMER_Q_EN, 1); 1336283514Sarybchik EFX_BAR_TBL_WRITEO(enp, FR_AZ_TIMER_TBL, index, &oword, B_TRUE); 1337227569Sphilip } 1338227569Sphilip 1339227569Sphilip EFX_POPULATE_OWORD_3(oword, FRF_AZ_EVQ_EN, 1, FRF_AZ_EVQ_SIZE, size, 1340227569Sphilip FRF_AZ_EVQ_BUF_BASE_ID, id); 1341227569Sphilip 1342283514Sarybchik EFX_BAR_TBL_WRITEO(enp, FR_AZ_EVQ_PTR_TBL, index, &oword, B_TRUE); 1343227569Sphilip 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: 1355227569Sphilip EFSYS_PROBE1(fail1, int, rc); 1356227569Sphilip 1357227569Sphilip return (rc); 1358227569Sphilip} 1359227569Sphilip 1360283514Sarybchik#endif /* EFSYS_OPT_FALCON || EFSYS_OPT_SIENA */ 1361283514Sarybchik 1362277886Sarybchik#if EFSYS_OPT_QSTATS 1363227569Sphilip#if EFSYS_OPT_NAMES 1364283514Sarybchik/* START MKCONFIG GENERATED EfxEventQueueStatNamesBlock b693ddf85aee1bfd */ 1365283514Sarybchikstatic const char *__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 1419283514Sarybchik#if EFSYS_OPT_FALCON || EFSYS_OPT_SIENA 1420283514Sarybchik 1421227569Sphilip#if EFSYS_OPT_QSTATS 1422283514Sarybchikstatic void 1423283514Sarybchikfalconsiena_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 1439283514Sarybchikfalconsiena_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 1451227569Sphilip if (enp->en_family != EFX_FAMILY_FALCON) { 1452227569Sphilip EFX_ZERO_OWORD(oword); 1453227569Sphilip EFX_BAR_TBL_WRITEO(enp, FR_AZ_TIMER_TBL, 1454283514Sarybchik eep->ee_index, &oword, B_TRUE); 1455227569Sphilip } 1456227569Sphilip} 1457227569Sphilip 1458283514Sarybchikstatic void 1459283514Sarybchikfalconsiena_ev_fini( 1460227569Sphilip __in efx_nic_t *enp) 1461227569Sphilip{ 1462283514Sarybchik _NOTE(ARGUNUSED(enp)) 1463283514Sarybchik} 1464227569Sphilip 1465283514Sarybchik#endif /* EFSYS_OPT_FALCON || EFSYS_OPT_SIENA */ 1466