efx_ev.c revision 293814
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 293814 2016-01-13 07:25:51Z 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 56283514Sarybchik#if EFSYS_OPT_FALCON || EFSYS_OPT_SIENA 57283514Sarybchik 58291436Sarybchikstatic __checkReturn efx_rc_t 59283514Sarybchikfalconsiena_ev_init( 60283514Sarybchik __in efx_nic_t *enp); 61283514Sarybchik 62283514Sarybchikstatic void 63283514Sarybchikfalconsiena_ev_fini( 64283514Sarybchik __in efx_nic_t *enp); 65283514Sarybchik 66291436Sarybchikstatic __checkReturn efx_rc_t 67283514Sarybchikfalconsiena_ev_qcreate( 68283514Sarybchik __in efx_nic_t *enp, 69283514Sarybchik __in unsigned int index, 70283514Sarybchik __in efsys_mem_t *esmp, 71283514Sarybchik __in size_t n, 72283514Sarybchik __in uint32_t id, 73283514Sarybchik __in efx_evq_t *eep); 74283514Sarybchik 75283514Sarybchikstatic void 76283514Sarybchikfalconsiena_ev_qdestroy( 77283514Sarybchik __in efx_evq_t *eep); 78283514Sarybchik 79291436Sarybchikstatic __checkReturn efx_rc_t 80283514Sarybchikfalconsiena_ev_qprime( 81283514Sarybchik __in efx_evq_t *eep, 82283514Sarybchik __in unsigned int count); 83283514Sarybchik 84283514Sarybchikstatic void 85283514Sarybchikfalconsiena_ev_qpoll( 86283514Sarybchik __in efx_evq_t *eep, 87283514Sarybchik __inout unsigned int *countp, 88283514Sarybchik __in const efx_ev_callbacks_t *eecp, 89283514Sarybchik __in_opt void *arg); 90283514Sarybchik 91283514Sarybchikstatic void 92283514Sarybchikfalconsiena_ev_qpost( 93283514Sarybchik __in efx_evq_t *eep, 94283514Sarybchik __in uint16_t data); 95283514Sarybchik 96291436Sarybchikstatic __checkReturn efx_rc_t 97283514Sarybchikfalconsiena_ev_qmoderate( 98283514Sarybchik __in efx_evq_t *eep, 99283514Sarybchik __in unsigned int us); 100283514Sarybchik 101283514Sarybchik#if EFSYS_OPT_QSTATS 102283514Sarybchikstatic void 103283514Sarybchikfalconsiena_ev_qstats_update( 104283514Sarybchik __in efx_evq_t *eep, 105283514Sarybchik __inout_ecount(EV_NQSTATS) efsys_stat_t *stat); 106283514Sarybchik 107283514Sarybchik#endif 108283514Sarybchik 109283514Sarybchik#endif /* EFSYS_OPT_FALCON || EFSYS_OPT_SIENA */ 110283514Sarybchik 111283514Sarybchik#if EFSYS_OPT_FALCON 112283514Sarybchikstatic efx_ev_ops_t __efx_ev_falcon_ops = { 113283514Sarybchik falconsiena_ev_init, /* eevo_init */ 114283514Sarybchik falconsiena_ev_fini, /* eevo_fini */ 115283514Sarybchik falconsiena_ev_qcreate, /* eevo_qcreate */ 116283514Sarybchik falconsiena_ev_qdestroy, /* eevo_qdestroy */ 117283514Sarybchik falconsiena_ev_qprime, /* eevo_qprime */ 118283514Sarybchik falconsiena_ev_qpost, /* eevo_qpost */ 119283514Sarybchik falconsiena_ev_qmoderate, /* eevo_qmoderate */ 120283514Sarybchik#if EFSYS_OPT_QSTATS 121283514Sarybchik falconsiena_ev_qstats_update, /* eevo_qstats_update */ 122283514Sarybchik#endif 123283514Sarybchik}; 124283514Sarybchik#endif /* EFSYS_OPT_FALCON */ 125283514Sarybchik 126283514Sarybchik#if EFSYS_OPT_SIENA 127283514Sarybchikstatic efx_ev_ops_t __efx_ev_siena_ops = { 128283514Sarybchik falconsiena_ev_init, /* eevo_init */ 129283514Sarybchik falconsiena_ev_fini, /* eevo_fini */ 130283514Sarybchik falconsiena_ev_qcreate, /* eevo_qcreate */ 131283514Sarybchik falconsiena_ev_qdestroy, /* eevo_qdestroy */ 132283514Sarybchik falconsiena_ev_qprime, /* eevo_qprime */ 133283514Sarybchik falconsiena_ev_qpost, /* eevo_qpost */ 134283514Sarybchik falconsiena_ev_qmoderate, /* eevo_qmoderate */ 135283514Sarybchik#if EFSYS_OPT_QSTATS 136283514Sarybchik falconsiena_ev_qstats_update, /* eevo_qstats_update */ 137283514Sarybchik#endif 138283514Sarybchik}; 139283514Sarybchik#endif /* EFSYS_OPT_SIENA */ 140283514Sarybchik 141293752Sarybchik#if EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD 142293752Sarybchikstatic efx_ev_ops_t __efx_ev_ef10_ops = { 143293752Sarybchik ef10_ev_init, /* eevo_init */ 144293752Sarybchik ef10_ev_fini, /* eevo_fini */ 145293752Sarybchik ef10_ev_qcreate, /* eevo_qcreate */ 146293752Sarybchik ef10_ev_qdestroy, /* eevo_qdestroy */ 147293752Sarybchik ef10_ev_qprime, /* eevo_qprime */ 148293752Sarybchik ef10_ev_qpost, /* eevo_qpost */ 149293752Sarybchik ef10_ev_qmoderate, /* eevo_qmoderate */ 150283514Sarybchik#if EFSYS_OPT_QSTATS 151293752Sarybchik ef10_ev_qstats_update, /* eevo_qstats_update */ 152283514Sarybchik#endif 153283514Sarybchik}; 154293752Sarybchik#endif /* EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD */ 155283514Sarybchik 156283514Sarybchik 157291436Sarybchik __checkReturn efx_rc_t 158227569Sphilipefx_ev_init( 159227569Sphilip __in efx_nic_t *enp) 160227569Sphilip{ 161283514Sarybchik efx_ev_ops_t *eevop; 162291436Sarybchik efx_rc_t rc; 163227569Sphilip 164227569Sphilip EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC); 165227569Sphilip EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_INTR); 166227569Sphilip 167227569Sphilip if (enp->en_mod_flags & EFX_MOD_EV) { 168227569Sphilip rc = EINVAL; 169227569Sphilip goto fail1; 170227569Sphilip } 171227569Sphilip 172283514Sarybchik switch (enp->en_family) { 173283514Sarybchik#if EFSYS_OPT_FALCON 174283514Sarybchik case EFX_FAMILY_FALCON: 175283514Sarybchik eevop = (efx_ev_ops_t *)&__efx_ev_falcon_ops; 176283514Sarybchik break; 177283514Sarybchik#endif /* EFSYS_OPT_FALCON */ 178283514Sarybchik 179283514Sarybchik#if EFSYS_OPT_SIENA 180283514Sarybchik case EFX_FAMILY_SIENA: 181283514Sarybchik eevop = (efx_ev_ops_t *)&__efx_ev_siena_ops; 182283514Sarybchik break; 183283514Sarybchik#endif /* EFSYS_OPT_SIENA */ 184283514Sarybchik 185283514Sarybchik#if EFSYS_OPT_HUNTINGTON 186283514Sarybchik case EFX_FAMILY_HUNTINGTON: 187293752Sarybchik eevop = (efx_ev_ops_t *)&__efx_ev_ef10_ops; 188283514Sarybchik break; 189283514Sarybchik#endif /* EFSYS_OPT_HUNTINGTON */ 190283514Sarybchik 191293752Sarybchik#if EFSYS_OPT_MEDFORD 192293752Sarybchik case EFX_FAMILY_MEDFORD: 193293752Sarybchik eevop = (efx_ev_ops_t *)&__efx_ev_ef10_ops; 194293752Sarybchik break; 195293752Sarybchik#endif /* EFSYS_OPT_MEDFORD */ 196293752Sarybchik 197283514Sarybchik default: 198283514Sarybchik EFSYS_ASSERT(0); 199283514Sarybchik rc = ENOTSUP; 200283514Sarybchik goto fail1; 201283514Sarybchik } 202283514Sarybchik 203227569Sphilip EFSYS_ASSERT3U(enp->en_ev_qcount, ==, 0); 204227569Sphilip 205283514Sarybchik if ((rc = eevop->eevo_init(enp)) != 0) 206283514Sarybchik goto fail2; 207283514Sarybchik 208283514Sarybchik enp->en_eevop = eevop; 209283514Sarybchik enp->en_mod_flags |= EFX_MOD_EV; 210283514Sarybchik return (0); 211283514Sarybchik 212283514Sarybchikfail2: 213283514Sarybchik EFSYS_PROBE(fail2); 214283514Sarybchik 215283514Sarybchikfail1: 216291436Sarybchik EFSYS_PROBE1(fail1, efx_rc_t, rc); 217283514Sarybchik 218283514Sarybchik enp->en_eevop = NULL; 219283514Sarybchik enp->en_mod_flags &= ~EFX_MOD_EV; 220283514Sarybchik return (rc); 221283514Sarybchik} 222283514Sarybchik 223283514Sarybchik void 224283514Sarybchikefx_ev_fini( 225283514Sarybchik __in efx_nic_t *enp) 226283514Sarybchik{ 227283514Sarybchik efx_ev_ops_t *eevop = enp->en_eevop; 228283514Sarybchik 229283514Sarybchik EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC); 230283514Sarybchik EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_INTR); 231283514Sarybchik EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_EV); 232283514Sarybchik EFSYS_ASSERT(!(enp->en_mod_flags & EFX_MOD_RX)); 233283514Sarybchik EFSYS_ASSERT(!(enp->en_mod_flags & EFX_MOD_TX)); 234283514Sarybchik EFSYS_ASSERT3U(enp->en_ev_qcount, ==, 0); 235283514Sarybchik 236283514Sarybchik eevop->eevo_fini(enp); 237283514Sarybchik 238283514Sarybchik enp->en_eevop = NULL; 239283514Sarybchik enp->en_mod_flags &= ~EFX_MOD_EV; 240283514Sarybchik} 241283514Sarybchik 242283514Sarybchik 243291436Sarybchik __checkReturn efx_rc_t 244283514Sarybchikefx_ev_qcreate( 245283514Sarybchik __in efx_nic_t *enp, 246283514Sarybchik __in unsigned int index, 247283514Sarybchik __in efsys_mem_t *esmp, 248283514Sarybchik __in size_t n, 249283514Sarybchik __in uint32_t id, 250283514Sarybchik __deref_out efx_evq_t **eepp) 251283514Sarybchik{ 252283514Sarybchik efx_ev_ops_t *eevop = enp->en_eevop; 253283514Sarybchik efx_nic_cfg_t *encp = &(enp->en_nic_cfg); 254283514Sarybchik efx_evq_t *eep; 255291436Sarybchik efx_rc_t rc; 256283514Sarybchik 257283514Sarybchik EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC); 258283514Sarybchik EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_EV); 259283514Sarybchik 260283514Sarybchik EFSYS_ASSERT3U(enp->en_ev_qcount + 1, <, encp->enc_evq_limit); 261283514Sarybchik 262283514Sarybchik /* Allocate an EVQ object */ 263283514Sarybchik EFSYS_KMEM_ALLOC(enp->en_esip, sizeof (efx_evq_t), eep); 264283514Sarybchik if (eep == NULL) { 265283514Sarybchik rc = ENOMEM; 266283514Sarybchik goto fail1; 267283514Sarybchik } 268283514Sarybchik 269283514Sarybchik eep->ee_magic = EFX_EVQ_MAGIC; 270283514Sarybchik eep->ee_enp = enp; 271283514Sarybchik eep->ee_index = index; 272283514Sarybchik eep->ee_mask = n - 1; 273283514Sarybchik eep->ee_esmp = esmp; 274283514Sarybchik 275283514Sarybchik if ((rc = eevop->eevo_qcreate(enp, index, esmp, n, id, eep)) != 0) 276283514Sarybchik goto fail2; 277283514Sarybchik 278283514Sarybchik enp->en_ev_qcount++; 279283514Sarybchik *eepp = eep; 280283514Sarybchik 281283514Sarybchik return (0); 282283514Sarybchik 283283514Sarybchikfail2: 284283514Sarybchik EFSYS_PROBE(fail2); 285283514Sarybchik EFSYS_KMEM_FREE(enp->en_esip, sizeof (efx_evq_t), eep); 286283514Sarybchikfail1: 287291436Sarybchik EFSYS_PROBE1(fail1, efx_rc_t, rc); 288283514Sarybchik return (rc); 289283514Sarybchik} 290283514Sarybchik 291283514Sarybchik void 292283514Sarybchikefx_ev_qdestroy( 293283514Sarybchik __in efx_evq_t *eep) 294283514Sarybchik{ 295283514Sarybchik efx_nic_t *enp = eep->ee_enp; 296283514Sarybchik efx_ev_ops_t *eevop = enp->en_eevop; 297283514Sarybchik 298283514Sarybchik EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC); 299283514Sarybchik 300283514Sarybchik EFSYS_ASSERT(enp->en_ev_qcount != 0); 301283514Sarybchik --enp->en_ev_qcount; 302283514Sarybchik 303283514Sarybchik eevop->eevo_qdestroy(eep); 304283514Sarybchik 305283514Sarybchik /* Free the EVQ object */ 306283514Sarybchik EFSYS_KMEM_FREE(enp->en_esip, sizeof (efx_evq_t), eep); 307283514Sarybchik} 308283514Sarybchik 309291436Sarybchik __checkReturn efx_rc_t 310283514Sarybchikefx_ev_qprime( 311283514Sarybchik __in efx_evq_t *eep, 312283514Sarybchik __in unsigned int count) 313283514Sarybchik{ 314283514Sarybchik efx_nic_t *enp = eep->ee_enp; 315283514Sarybchik efx_ev_ops_t *eevop = enp->en_eevop; 316291436Sarybchik efx_rc_t rc; 317283514Sarybchik 318283514Sarybchik EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC); 319283514Sarybchik 320283514Sarybchik if (!(enp->en_mod_flags & EFX_MOD_INTR)) { 321283514Sarybchik rc = EINVAL; 322283514Sarybchik goto fail1; 323283514Sarybchik } 324283514Sarybchik 325283514Sarybchik if ((rc = eevop->eevo_qprime(eep, count)) != 0) 326283514Sarybchik goto fail2; 327283514Sarybchik 328283514Sarybchik return (0); 329283514Sarybchik 330283514Sarybchikfail2: 331283514Sarybchik EFSYS_PROBE(fail2); 332283514Sarybchikfail1: 333291436Sarybchik EFSYS_PROBE1(fail1, efx_rc_t, rc); 334283514Sarybchik return (rc); 335283514Sarybchik} 336283514Sarybchik 337283514Sarybchik __checkReturn boolean_t 338283514Sarybchikefx_ev_qpending( 339283514Sarybchik __in efx_evq_t *eep, 340283514Sarybchik __in unsigned int count) 341283514Sarybchik{ 342283514Sarybchik size_t offset; 343283514Sarybchik efx_qword_t qword; 344283514Sarybchik 345283514Sarybchik EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC); 346283514Sarybchik 347283514Sarybchik offset = (count & eep->ee_mask) * sizeof (efx_qword_t); 348283514Sarybchik EFSYS_MEM_READQ(eep->ee_esmp, offset, &qword); 349283514Sarybchik 350283514Sarybchik return (EFX_EV_PRESENT(qword)); 351283514Sarybchik} 352283514Sarybchik 353283514Sarybchik#if EFSYS_OPT_EV_PREFETCH 354283514Sarybchik 355283514Sarybchik void 356283514Sarybchikefx_ev_qprefetch( 357283514Sarybchik __in efx_evq_t *eep, 358283514Sarybchik __in unsigned int count) 359283514Sarybchik{ 360283514Sarybchik efx_nic_t *enp = eep->ee_enp; 361283514Sarybchik unsigned int offset; 362283514Sarybchik 363283514Sarybchik EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC); 364283514Sarybchik 365283514Sarybchik offset = (count & eep->ee_mask) * sizeof (efx_qword_t); 366283514Sarybchik EFSYS_MEM_PREFETCH(eep->ee_esmp, offset); 367283514Sarybchik} 368283514Sarybchik 369283514Sarybchik#endif /* EFSYS_OPT_EV_PREFETCH */ 370283514Sarybchik 371283514Sarybchik void 372283514Sarybchikefx_ev_qpoll( 373283514Sarybchik __in efx_evq_t *eep, 374283514Sarybchik __inout unsigned int *countp, 375283514Sarybchik __in const efx_ev_callbacks_t *eecp, 376283514Sarybchik __in_opt void *arg) 377283514Sarybchik{ 378283514Sarybchik EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC); 379283514Sarybchik 380227569Sphilip /* 381283514Sarybchik * FIXME: Huntington will require support for hardware event batching 382283514Sarybchik * and merging, which will need a different ev_qpoll implementation. 383283514Sarybchik * 384283514Sarybchik * Without those features the Falcon/Siena code can be used unchanged. 385283514Sarybchik */ 386283514Sarybchik EFX_STATIC_ASSERT(ESF_DZ_EV_CODE_LBN == FSF_AZ_EV_CODE_LBN); 387283514Sarybchik EFX_STATIC_ASSERT(ESF_DZ_EV_CODE_WIDTH == FSF_AZ_EV_CODE_WIDTH); 388283514Sarybchik 389283514Sarybchik EFX_STATIC_ASSERT(ESE_DZ_EV_CODE_RX_EV == FSE_AZ_EV_CODE_RX_EV); 390283514Sarybchik EFX_STATIC_ASSERT(ESE_DZ_EV_CODE_TX_EV == FSE_AZ_EV_CODE_TX_EV); 391283514Sarybchik EFX_STATIC_ASSERT(ESE_DZ_EV_CODE_DRIVER_EV == FSE_AZ_EV_CODE_DRIVER_EV); 392283514Sarybchik EFX_STATIC_ASSERT(ESE_DZ_EV_CODE_DRV_GEN_EV == 393283514Sarybchik FSE_AZ_EV_CODE_DRV_GEN_EV); 394283514Sarybchik#if EFSYS_OPT_MCDI 395283514Sarybchik EFX_STATIC_ASSERT(ESE_DZ_EV_CODE_MCDI_EV == 396283514Sarybchik FSE_AZ_EV_CODE_MCDI_EVRESPONSE); 397283514Sarybchik#endif 398283514Sarybchik falconsiena_ev_qpoll(eep, countp, eecp, arg); 399283514Sarybchik} 400283514Sarybchik 401283514Sarybchik void 402283514Sarybchikefx_ev_qpost( 403283514Sarybchik __in efx_evq_t *eep, 404283514Sarybchik __in uint16_t data) 405283514Sarybchik{ 406283514Sarybchik efx_nic_t *enp = eep->ee_enp; 407283514Sarybchik efx_ev_ops_t *eevop = enp->en_eevop; 408283514Sarybchik 409283514Sarybchik EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC); 410283514Sarybchik 411283514Sarybchik EFSYS_ASSERT(eevop != NULL && 412283514Sarybchik eevop->eevo_qpost != NULL); 413283514Sarybchik 414283514Sarybchik eevop->eevo_qpost(eep, data); 415283514Sarybchik} 416283514Sarybchik 417291436Sarybchik __checkReturn efx_rc_t 418283514Sarybchikefx_ev_qmoderate( 419283514Sarybchik __in efx_evq_t *eep, 420283514Sarybchik __in unsigned int us) 421283514Sarybchik{ 422283514Sarybchik efx_nic_t *enp = eep->ee_enp; 423283514Sarybchik efx_ev_ops_t *eevop = enp->en_eevop; 424291436Sarybchik efx_rc_t rc; 425283514Sarybchik 426283514Sarybchik EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC); 427283514Sarybchik 428283514Sarybchik if ((rc = eevop->eevo_qmoderate(eep, us)) != 0) 429283514Sarybchik goto fail1; 430283514Sarybchik 431283514Sarybchik return (0); 432283514Sarybchik 433283514Sarybchikfail1: 434291436Sarybchik EFSYS_PROBE1(fail1, efx_rc_t, rc); 435283514Sarybchik return (rc); 436283514Sarybchik} 437283514Sarybchik 438283514Sarybchik#if EFSYS_OPT_QSTATS 439283514Sarybchik void 440283514Sarybchikefx_ev_qstats_update( 441283514Sarybchik __in efx_evq_t *eep, 442283514Sarybchik __inout_ecount(EV_NQSTATS) efsys_stat_t *stat) 443283514Sarybchik 444283514Sarybchik{ efx_nic_t *enp = eep->ee_enp; 445283514Sarybchik efx_ev_ops_t *eevop = enp->en_eevop; 446283514Sarybchik 447283514Sarybchik EFSYS_ASSERT3U(eep->ee_magic, ==, EFX_EVQ_MAGIC); 448283514Sarybchik 449283514Sarybchik eevop->eevo_qstats_update(eep, stat); 450283514Sarybchik} 451283514Sarybchik 452283514Sarybchik#endif /* EFSYS_OPT_QSTATS */ 453283514Sarybchik 454283514Sarybchik#if EFSYS_OPT_FALCON || EFSYS_OPT_SIENA 455283514Sarybchik 456291436Sarybchikstatic __checkReturn efx_rc_t 457283514Sarybchikfalconsiena_ev_init( 458283514Sarybchik __in efx_nic_t *enp) 459283514Sarybchik{ 460283514Sarybchik efx_oword_t oword; 461283514Sarybchik 462283514Sarybchik /* 463227569Sphilip * Program the event queue for receive and transmit queue 464227569Sphilip * flush events. 465227569Sphilip */ 466227569Sphilip EFX_BAR_READO(enp, FR_AZ_DP_CTRL_REG, &oword); 467227569Sphilip EFX_SET_OWORD_FIELD(oword, FRF_AZ_FLS_EVQ_ID, 0); 468227569Sphilip EFX_BAR_WRITEO(enp, FR_AZ_DP_CTRL_REG, &oword); 469227569Sphilip 470227569Sphilip return (0); 471227569Sphilip 472227569Sphilip} 473227569Sphilip 474227569Sphilipstatic __checkReturn boolean_t 475283514Sarybchikfalconsiena_ev_rx_not_ok( 476227569Sphilip __in efx_evq_t *eep, 477227569Sphilip __in efx_qword_t *eqp, 478227569Sphilip __in uint32_t label, 479227569Sphilip __in uint32_t id, 480227569Sphilip __inout uint16_t *flagsp) 481227569Sphilip{ 482227569Sphilip boolean_t ignore = B_FALSE; 483227569Sphilip 484227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_TOBE_DISC) != 0) { 485227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_TOBE_DISC); 486227569Sphilip EFSYS_PROBE(tobe_disc); 487278839Sarybchik /* 488278839Sarybchik * Assume this is a unicast address mismatch, unless below 489227569Sphilip * we find either FSF_AZ_RX_EV_ETH_CRC_ERR or 490227569Sphilip * EV_RX_PAUSE_FRM_ERR is set. 491227569Sphilip */ 492227569Sphilip (*flagsp) |= EFX_ADDR_MISMATCH; 493227569Sphilip } 494227569Sphilip 495227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_FRM_TRUNC) != 0) { 496227569Sphilip EFSYS_PROBE2(frm_trunc, uint32_t, label, uint32_t, id); 497227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_FRM_TRUNC); 498227569Sphilip (*flagsp) |= EFX_DISCARD; 499227569Sphilip 500293806Sarybchik#if EFSYS_OPT_RX_SCATTER 501278839Sarybchik /* 502278839Sarybchik * Lookout for payload queue ran dry errors and ignore them. 503227569Sphilip * 504227569Sphilip * Sadly for the header/data split cases, the descriptor 505227569Sphilip * pointer in this event refers to the header queue and 506227569Sphilip * therefore cannot be easily detected as duplicate. 507227569Sphilip * So we drop these and rely on the receive processing seeing 508227569Sphilip * a subsequent packet with FSF_AZ_RX_EV_SOP set to discard 509227569Sphilip * the partially received packet. 510227569Sphilip */ 511227569Sphilip if ((EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_SOP) == 0) && 512227569Sphilip (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_JUMBO_CONT) == 0) && 513227569Sphilip (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_BYTE_CNT) == 0)) 514227569Sphilip ignore = B_TRUE; 515293806Sarybchik#endif /* EFSYS_OPT_RX_SCATTER */ 516227569Sphilip } 517227569Sphilip 518227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_ETH_CRC_ERR) != 0) { 519227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_ETH_CRC_ERR); 520227569Sphilip EFSYS_PROBE(crc_err); 521227569Sphilip (*flagsp) &= ~EFX_ADDR_MISMATCH; 522227569Sphilip (*flagsp) |= EFX_DISCARD; 523227569Sphilip } 524227569Sphilip 525227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_PAUSE_FRM_ERR) != 0) { 526227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_PAUSE_FRM_ERR); 527227569Sphilip EFSYS_PROBE(pause_frm_err); 528227569Sphilip (*flagsp) &= ~EFX_ADDR_MISMATCH; 529227569Sphilip (*flagsp) |= EFX_DISCARD; 530227569Sphilip } 531227569Sphilip 532227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_BUF_OWNER_ID_ERR) != 0) { 533227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_BUF_OWNER_ID_ERR); 534227569Sphilip EFSYS_PROBE(owner_id_err); 535227569Sphilip (*flagsp) |= EFX_DISCARD; 536227569Sphilip } 537227569Sphilip 538227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_IP_HDR_CHKSUM_ERR) != 0) { 539227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_IPV4_HDR_CHKSUM_ERR); 540227569Sphilip EFSYS_PROBE(ipv4_err); 541227569Sphilip (*flagsp) &= ~EFX_CKSUM_IPV4; 542227569Sphilip } 543227569Sphilip 544227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_TCP_UDP_CHKSUM_ERR) != 0) { 545227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_TCP_UDP_CHKSUM_ERR); 546227569Sphilip EFSYS_PROBE(udp_chk_err); 547227569Sphilip (*flagsp) &= ~EFX_CKSUM_TCPUDP; 548227569Sphilip } 549227569Sphilip 550227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_IP_FRAG_ERR) != 0) { 551227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_IP_FRAG_ERR); 552227569Sphilip 553227569Sphilip /* 554227569Sphilip * If IP is fragmented FSF_AZ_RX_EV_IP_FRAG_ERR is set. This 555227569Sphilip * causes FSF_AZ_RX_EV_PKT_OK to be clear. This is not an error 556227569Sphilip * condition. 557227569Sphilip */ 558227569Sphilip (*flagsp) &= ~(EFX_PKT_TCP | EFX_PKT_UDP | EFX_CKSUM_TCPUDP); 559227569Sphilip } 560227569Sphilip 561227569Sphilip return (ignore); 562227569Sphilip} 563227569Sphilip 564227569Sphilipstatic __checkReturn boolean_t 565283514Sarybchikfalconsiena_ev_rx( 566227569Sphilip __in efx_evq_t *eep, 567227569Sphilip __in efx_qword_t *eqp, 568227569Sphilip __in const efx_ev_callbacks_t *eecp, 569227569Sphilip __in_opt void *arg) 570227569Sphilip{ 571227569Sphilip efx_nic_t *enp = eep->ee_enp; 572227569Sphilip uint32_t id; 573227569Sphilip uint32_t size; 574227569Sphilip uint32_t label; 575227569Sphilip boolean_t ok; 576293806Sarybchik#if EFSYS_OPT_RX_SCATTER 577227569Sphilip boolean_t sop; 578227569Sphilip boolean_t jumbo_cont; 579293806Sarybchik#endif /* EFSYS_OPT_RX_SCATTER */ 580227569Sphilip uint32_t hdr_type; 581227569Sphilip boolean_t is_v6; 582227569Sphilip uint16_t flags; 583227569Sphilip boolean_t ignore; 584227569Sphilip boolean_t should_abort; 585227569Sphilip 586227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX); 587227569Sphilip 588227569Sphilip /* Basic packet information */ 589227569Sphilip id = EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_DESC_PTR); 590227569Sphilip size = EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_BYTE_CNT); 591227569Sphilip label = EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_Q_LABEL); 592227569Sphilip ok = (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_PKT_OK) != 0); 593227569Sphilip 594293806Sarybchik#if EFSYS_OPT_RX_SCATTER 595227569Sphilip sop = (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_SOP) != 0); 596227569Sphilip jumbo_cont = (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_JUMBO_CONT) != 0); 597293806Sarybchik#endif /* EFSYS_OPT_RX_SCATTER */ 598227569Sphilip 599227569Sphilip hdr_type = EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_HDR_TYPE); 600227569Sphilip 601227569Sphilip is_v6 = (enp->en_family != EFX_FAMILY_FALCON && 602227569Sphilip EFX_QWORD_FIELD(*eqp, FSF_CZ_RX_EV_IPV6_PKT) != 0); 603227569Sphilip 604227569Sphilip /* 605227569Sphilip * If packet is marked as OK and packet type is TCP/IP or 606227569Sphilip * UDP/IP or other IP, then we can rely on the hardware checksums. 607227569Sphilip */ 608227569Sphilip switch (hdr_type) { 609227569Sphilip case FSE_AZ_RX_EV_HDR_TYPE_IPV4V6_TCP: 610227569Sphilip flags = EFX_PKT_TCP | EFX_CKSUM_TCPUDP; 611227569Sphilip if (is_v6) { 612227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_TCP_IPV6); 613227569Sphilip flags |= EFX_PKT_IPV6; 614227569Sphilip } else { 615227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_TCP_IPV4); 616227569Sphilip flags |= EFX_PKT_IPV4 | EFX_CKSUM_IPV4; 617227569Sphilip } 618227569Sphilip break; 619227569Sphilip 620227569Sphilip case FSE_AZ_RX_EV_HDR_TYPE_IPV4V6_UDP: 621227569Sphilip flags = EFX_PKT_UDP | EFX_CKSUM_TCPUDP; 622227569Sphilip if (is_v6) { 623227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_UDP_IPV6); 624227569Sphilip flags |= EFX_PKT_IPV6; 625227569Sphilip } else { 626227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_UDP_IPV4); 627227569Sphilip flags |= EFX_PKT_IPV4 | EFX_CKSUM_IPV4; 628227569Sphilip } 629227569Sphilip break; 630227569Sphilip 631227569Sphilip case FSE_AZ_RX_EV_HDR_TYPE_IPV4V6_OTHER: 632227569Sphilip if (is_v6) { 633227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_OTHER_IPV6); 634227569Sphilip flags = EFX_PKT_IPV6; 635227569Sphilip } else { 636227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_OTHER_IPV4); 637227569Sphilip flags = EFX_PKT_IPV4 | EFX_CKSUM_IPV4; 638227569Sphilip } 639227569Sphilip break; 640227569Sphilip 641227569Sphilip case FSE_AZ_RX_EV_HDR_TYPE_OTHER: 642227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_NON_IP); 643227569Sphilip flags = 0; 644227569Sphilip break; 645227569Sphilip 646227569Sphilip default: 647227569Sphilip EFSYS_ASSERT(B_FALSE); 648227569Sphilip flags = 0; 649227569Sphilip break; 650227569Sphilip } 651227569Sphilip 652293806Sarybchik#if EFSYS_OPT_RX_SCATTER 653227569Sphilip /* Report scatter and header/lookahead split buffer flags */ 654227569Sphilip if (sop) 655227569Sphilip flags |= EFX_PKT_START; 656227569Sphilip if (jumbo_cont) 657227569Sphilip flags |= EFX_PKT_CONT; 658293806Sarybchik#endif /* EFSYS_OPT_RX_SCATTER */ 659227569Sphilip 660227569Sphilip /* Detect errors included in the FSF_AZ_RX_EV_PKT_OK indication */ 661227569Sphilip if (!ok) { 662283514Sarybchik ignore = falconsiena_ev_rx_not_ok(eep, eqp, label, id, &flags); 663227569Sphilip if (ignore) { 664227569Sphilip EFSYS_PROBE4(rx_complete, uint32_t, label, uint32_t, id, 665227569Sphilip uint32_t, size, uint16_t, flags); 666227569Sphilip 667227569Sphilip return (B_FALSE); 668227569Sphilip } 669227569Sphilip } 670227569Sphilip 671227569Sphilip /* If we're not discarding the packet then it is ok */ 672227569Sphilip if (~flags & EFX_DISCARD) 673227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_OK); 674227569Sphilip 675227569Sphilip /* Detect multicast packets that didn't match the filter */ 676227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_MCAST_PKT) != 0) { 677227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_MCAST_PKT); 678227569Sphilip 679227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_MCAST_HASH_MATCH) != 0) { 680227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_RX_MCAST_HASH_MATCH); 681227569Sphilip } else { 682227569Sphilip EFSYS_PROBE(mcast_mismatch); 683227569Sphilip flags |= EFX_ADDR_MISMATCH; 684227569Sphilip } 685227569Sphilip } else { 686227569Sphilip flags |= EFX_PKT_UNICAST; 687227569Sphilip } 688227569Sphilip 689227569Sphilip /* 690227569Sphilip * The packet parser in Siena can abort parsing packets under 691227569Sphilip * certain error conditions, setting the PKT_NOT_PARSED bit 692227569Sphilip * (which clears PKT_OK). If this is set, then don't trust 693227569Sphilip * the PKT_TYPE field. 694227569Sphilip */ 695227569Sphilip if (enp->en_family != EFX_FAMILY_FALCON && !ok) { 696227569Sphilip uint32_t parse_err; 697227569Sphilip 698227569Sphilip parse_err = EFX_QWORD_FIELD(*eqp, FSF_CZ_RX_EV_PKT_NOT_PARSED); 699227569Sphilip if (parse_err != 0) 700227569Sphilip flags |= EFX_CHECK_VLAN; 701227569Sphilip } 702227569Sphilip 703227569Sphilip if (~flags & EFX_CHECK_VLAN) { 704227569Sphilip uint32_t pkt_type; 705227569Sphilip 706227569Sphilip pkt_type = EFX_QWORD_FIELD(*eqp, FSF_AZ_RX_EV_PKT_TYPE); 707227569Sphilip if (pkt_type >= FSE_AZ_RX_EV_PKT_TYPE_VLAN) 708227569Sphilip flags |= EFX_PKT_VLAN_TAGGED; 709227569Sphilip } 710227569Sphilip 711227569Sphilip EFSYS_PROBE4(rx_complete, uint32_t, label, uint32_t, id, 712227569Sphilip uint32_t, size, uint16_t, flags); 713227569Sphilip 714227569Sphilip EFSYS_ASSERT(eecp->eec_rx != NULL); 715227569Sphilip should_abort = eecp->eec_rx(arg, label, id, size, flags); 716227569Sphilip 717227569Sphilip return (should_abort); 718227569Sphilip} 719227569Sphilip 720227569Sphilipstatic __checkReturn boolean_t 721283514Sarybchikfalconsiena_ev_tx( 722227569Sphilip __in efx_evq_t *eep, 723227569Sphilip __in efx_qword_t *eqp, 724227569Sphilip __in const efx_ev_callbacks_t *eecp, 725227569Sphilip __in_opt void *arg) 726227569Sphilip{ 727227569Sphilip uint32_t id; 728227569Sphilip uint32_t label; 729227569Sphilip boolean_t should_abort; 730227569Sphilip 731227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_TX); 732227569Sphilip 733227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_COMP) != 0 && 734227569Sphilip EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_PKT_ERR) == 0 && 735227569Sphilip EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_PKT_TOO_BIG) == 0 && 736227569Sphilip EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_WQ_FF_FULL) == 0) { 737227569Sphilip 738227569Sphilip id = EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_DESC_PTR); 739227569Sphilip label = EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_Q_LABEL); 740227569Sphilip 741227569Sphilip EFSYS_PROBE2(tx_complete, uint32_t, label, uint32_t, id); 742227569Sphilip 743227569Sphilip EFSYS_ASSERT(eecp->eec_tx != NULL); 744227569Sphilip should_abort = eecp->eec_tx(arg, label, id); 745227569Sphilip 746227569Sphilip return (should_abort); 747227569Sphilip } 748227569Sphilip 749227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_COMP) != 0) 750227569Sphilip EFSYS_PROBE3(bad_event, unsigned int, eep->ee_index, 751227569Sphilip uint32_t, EFX_QWORD_FIELD(*eqp, EFX_DWORD_1), 752227569Sphilip uint32_t, EFX_QWORD_FIELD(*eqp, EFX_DWORD_0)); 753227569Sphilip 754227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_PKT_ERR) != 0) 755227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_TX_PKT_ERR); 756227569Sphilip 757227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_PKT_TOO_BIG) != 0) 758227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_TX_PKT_TOO_BIG); 759227569Sphilip 760227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_AZ_TX_EV_WQ_FF_FULL) != 0) 761227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_TX_WQ_FF_FULL); 762227569Sphilip 763227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_TX_UNEXPECTED); 764227569Sphilip return (B_FALSE); 765227569Sphilip} 766227569Sphilip 767227569Sphilipstatic __checkReturn boolean_t 768283514Sarybchikfalconsiena_ev_global( 769227569Sphilip __in efx_evq_t *eep, 770227569Sphilip __in efx_qword_t *eqp, 771227569Sphilip __in const efx_ev_callbacks_t *eecp, 772227569Sphilip __in_opt void *arg) 773227569Sphilip{ 774227569Sphilip efx_nic_t *enp = eep->ee_enp; 775227569Sphilip efx_port_t *epp = &(enp->en_port); 776227569Sphilip boolean_t should_abort; 777227569Sphilip 778227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_GLOBAL); 779227569Sphilip should_abort = B_FALSE; 780227569Sphilip 781227569Sphilip /* Check for a link management event */ 782227569Sphilip if (EFX_QWORD_FIELD(*eqp, FSF_BZ_GLB_EV_XG_MNT_INTR) != 0) { 783227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_GLOBAL_MNT); 784227569Sphilip 785227569Sphilip EFSYS_PROBE(xg_mgt); 786227569Sphilip 787227569Sphilip epp->ep_mac_poll_needed = B_TRUE; 788227569Sphilip } 789227569Sphilip 790227569Sphilip return (should_abort); 791227569Sphilip} 792227569Sphilip 793227569Sphilipstatic __checkReturn boolean_t 794283514Sarybchikfalconsiena_ev_driver( 795227569Sphilip __in efx_evq_t *eep, 796227569Sphilip __in efx_qword_t *eqp, 797227569Sphilip __in const efx_ev_callbacks_t *eecp, 798227569Sphilip __in_opt void *arg) 799227569Sphilip{ 800227569Sphilip boolean_t should_abort; 801227569Sphilip 802227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_DRIVER); 803227569Sphilip should_abort = B_FALSE; 804227569Sphilip 805227569Sphilip switch (EFX_QWORD_FIELD(*eqp, FSF_AZ_DRIVER_EV_SUBCODE)) { 806227569Sphilip case FSE_AZ_TX_DESCQ_FLS_DONE_EV: { 807264461Sgnn uint32_t txq_index; 808227569Sphilip 809227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_DRIVER_TX_DESCQ_FLS_DONE); 810227569Sphilip 811264461Sgnn txq_index = EFX_QWORD_FIELD(*eqp, FSF_AZ_DRIVER_EV_SUBDATA); 812227569Sphilip 813264461Sgnn EFSYS_PROBE1(tx_descq_fls_done, uint32_t, txq_index); 814227569Sphilip 815227569Sphilip EFSYS_ASSERT(eecp->eec_txq_flush_done != NULL); 816264461Sgnn should_abort = eecp->eec_txq_flush_done(arg, txq_index); 817227569Sphilip 818227569Sphilip break; 819227569Sphilip } 820227569Sphilip case FSE_AZ_RX_DESCQ_FLS_DONE_EV: { 821264461Sgnn uint32_t rxq_index; 822227569Sphilip uint32_t failed; 823227569Sphilip 824264461Sgnn rxq_index = EFX_QWORD_FIELD(*eqp, FSF_AZ_DRIVER_EV_RX_DESCQ_ID); 825227569Sphilip failed = EFX_QWORD_FIELD(*eqp, FSF_AZ_DRIVER_EV_RX_FLUSH_FAIL); 826227569Sphilip 827227569Sphilip EFSYS_ASSERT(eecp->eec_rxq_flush_done != NULL); 828227569Sphilip EFSYS_ASSERT(eecp->eec_rxq_flush_failed != NULL); 829227569Sphilip 830227569Sphilip if (failed) { 831227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_DRIVER_RX_DESCQ_FLS_FAILED); 832227569Sphilip 833264461Sgnn EFSYS_PROBE1(rx_descq_fls_failed, uint32_t, rxq_index); 834227569Sphilip 835283514Sarybchik should_abort = eecp->eec_rxq_flush_failed(arg, 836283514Sarybchik rxq_index); 837227569Sphilip } else { 838227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_DRIVER_RX_DESCQ_FLS_DONE); 839227569Sphilip 840264461Sgnn EFSYS_PROBE1(rx_descq_fls_done, uint32_t, rxq_index); 841227569Sphilip 842264461Sgnn should_abort = eecp->eec_rxq_flush_done(arg, rxq_index); 843227569Sphilip } 844227569Sphilip 845227569Sphilip break; 846227569Sphilip } 847227569Sphilip case FSE_AZ_EVQ_INIT_DONE_EV: 848227569Sphilip EFSYS_ASSERT(eecp->eec_initialized != NULL); 849227569Sphilip should_abort = eecp->eec_initialized(arg); 850227569Sphilip 851227569Sphilip break; 852227569Sphilip 853227569Sphilip case FSE_AZ_EVQ_NOT_EN_EV: 854227569Sphilip EFSYS_PROBE(evq_not_en); 855227569Sphilip break; 856227569Sphilip 857227569Sphilip case FSE_AZ_SRM_UPD_DONE_EV: { 858227569Sphilip uint32_t code; 859227569Sphilip 860227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_DRIVER_SRM_UPD_DONE); 861227569Sphilip 862227569Sphilip code = EFX_QWORD_FIELD(*eqp, FSF_AZ_DRIVER_EV_SUBDATA); 863227569Sphilip 864227569Sphilip EFSYS_ASSERT(eecp->eec_sram != NULL); 865227569Sphilip should_abort = eecp->eec_sram(arg, code); 866227569Sphilip 867227569Sphilip break; 868227569Sphilip } 869227569Sphilip case FSE_AZ_WAKE_UP_EV: { 870227569Sphilip uint32_t id; 871227569Sphilip 872227569Sphilip id = EFX_QWORD_FIELD(*eqp, FSF_AZ_DRIVER_EV_SUBDATA); 873227569Sphilip 874227569Sphilip EFSYS_ASSERT(eecp->eec_wake_up != NULL); 875227569Sphilip should_abort = eecp->eec_wake_up(arg, id); 876227569Sphilip 877227569Sphilip break; 878227569Sphilip } 879227569Sphilip case FSE_AZ_TX_PKT_NON_TCP_UDP: 880227569Sphilip EFSYS_PROBE(tx_pkt_non_tcp_udp); 881227569Sphilip break; 882227569Sphilip 883227569Sphilip case FSE_AZ_TIMER_EV: { 884227569Sphilip uint32_t id; 885227569Sphilip 886227569Sphilip id = EFX_QWORD_FIELD(*eqp, FSF_AZ_DRIVER_EV_SUBDATA); 887227569Sphilip 888227569Sphilip EFSYS_ASSERT(eecp->eec_timer != NULL); 889227569Sphilip should_abort = eecp->eec_timer(arg, id); 890227569Sphilip 891227569Sphilip break; 892227569Sphilip } 893227569Sphilip case FSE_AZ_RX_DSC_ERROR_EV: 894227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_DRIVER_RX_DSC_ERROR); 895227569Sphilip 896227569Sphilip EFSYS_PROBE(rx_dsc_error); 897227569Sphilip 898227569Sphilip EFSYS_ASSERT(eecp->eec_exception != NULL); 899227569Sphilip should_abort = eecp->eec_exception(arg, 900227569Sphilip EFX_EXCEPTION_RX_DSC_ERROR, 0); 901227569Sphilip 902227569Sphilip break; 903227569Sphilip 904227569Sphilip case FSE_AZ_TX_DSC_ERROR_EV: 905227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_DRIVER_TX_DSC_ERROR); 906227569Sphilip 907227569Sphilip EFSYS_PROBE(tx_dsc_error); 908227569Sphilip 909227569Sphilip EFSYS_ASSERT(eecp->eec_exception != NULL); 910227569Sphilip should_abort = eecp->eec_exception(arg, 911227569Sphilip EFX_EXCEPTION_TX_DSC_ERROR, 0); 912227569Sphilip 913227569Sphilip break; 914227569Sphilip 915227569Sphilip default: 916227569Sphilip break; 917227569Sphilip } 918227569Sphilip 919227569Sphilip return (should_abort); 920227569Sphilip} 921227569Sphilip 922227569Sphilipstatic __checkReturn boolean_t 923283514Sarybchikfalconsiena_ev_drv_gen( 924227569Sphilip __in efx_evq_t *eep, 925227569Sphilip __in efx_qword_t *eqp, 926227569Sphilip __in const efx_ev_callbacks_t *eecp, 927227569Sphilip __in_opt void *arg) 928227569Sphilip{ 929227569Sphilip uint32_t data; 930227569Sphilip boolean_t should_abort; 931227569Sphilip 932227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_DRV_GEN); 933227569Sphilip 934227569Sphilip data = EFX_QWORD_FIELD(*eqp, FSF_AZ_EV_DATA_DW0); 935227569Sphilip if (data >= ((uint32_t)1 << 16)) { 936227569Sphilip EFSYS_PROBE3(bad_event, unsigned int, eep->ee_index, 937227569Sphilip uint32_t, EFX_QWORD_FIELD(*eqp, EFX_DWORD_1), 938227569Sphilip uint32_t, EFX_QWORD_FIELD(*eqp, EFX_DWORD_0)); 939227569Sphilip return (B_TRUE); 940227569Sphilip } 941227569Sphilip 942227569Sphilip EFSYS_ASSERT(eecp->eec_software != NULL); 943227569Sphilip should_abort = eecp->eec_software(arg, (uint16_t)data); 944227569Sphilip 945227569Sphilip return (should_abort); 946227569Sphilip} 947227569Sphilip 948227569Sphilip#if EFSYS_OPT_MCDI 949227569Sphilip 950227569Sphilipstatic __checkReturn boolean_t 951283514Sarybchikfalconsiena_ev_mcdi( 952227569Sphilip __in efx_evq_t *eep, 953227569Sphilip __in efx_qword_t *eqp, 954227569Sphilip __in const efx_ev_callbacks_t *eecp, 955227569Sphilip __in_opt void *arg) 956227569Sphilip{ 957227569Sphilip efx_nic_t *enp = eep->ee_enp; 958227569Sphilip unsigned code; 959227569Sphilip boolean_t should_abort = B_FALSE; 960227569Sphilip 961227569Sphilip EFSYS_ASSERT3U(enp->en_family, ==, EFX_FAMILY_SIENA); 962227569Sphilip 963227569Sphilip if (enp->en_family != EFX_FAMILY_SIENA) 964227569Sphilip goto out; 965227569Sphilip 966279078Sarybchik EFSYS_ASSERT(eecp->eec_link_change != NULL); 967279078Sarybchik EFSYS_ASSERT(eecp->eec_exception != NULL); 968279078Sarybchik#if EFSYS_OPT_MON_STATS 969279078Sarybchik EFSYS_ASSERT(eecp->eec_monitor != NULL); 970279078Sarybchik#endif 971279078Sarybchik 972227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_MCDI_RESPONSE); 973227569Sphilip 974227569Sphilip code = EFX_QWORD_FIELD(*eqp, MCDI_EVENT_CODE); 975227569Sphilip switch (code) { 976227569Sphilip case MCDI_EVENT_CODE_BADSSERT: 977227569Sphilip efx_mcdi_ev_death(enp, EINTR); 978227569Sphilip break; 979227569Sphilip 980227569Sphilip case MCDI_EVENT_CODE_CMDDONE: 981227569Sphilip efx_mcdi_ev_cpl(enp, 982283514Sarybchik MCDI_EV_FIELD(eqp, CMDDONE_SEQ), 983283514Sarybchik MCDI_EV_FIELD(eqp, CMDDONE_DATALEN), 984283514Sarybchik MCDI_EV_FIELD(eqp, CMDDONE_ERRNO)); 985227569Sphilip break; 986227569Sphilip 987227569Sphilip case MCDI_EVENT_CODE_LINKCHANGE: { 988227569Sphilip efx_link_mode_t link_mode; 989227569Sphilip 990227569Sphilip siena_phy_link_ev(enp, eqp, &link_mode); 991227569Sphilip should_abort = eecp->eec_link_change(arg, link_mode); 992227569Sphilip break; 993227569Sphilip } 994227569Sphilip case MCDI_EVENT_CODE_SENSOREVT: { 995227569Sphilip#if EFSYS_OPT_MON_STATS 996227569Sphilip efx_mon_stat_t id; 997227569Sphilip efx_mon_stat_value_t value; 998291436Sarybchik efx_rc_t rc; 999227569Sphilip 1000283514Sarybchik if ((rc = mcdi_mon_ev(enp, eqp, &id, &value)) == 0) 1001227569Sphilip should_abort = eecp->eec_monitor(arg, id, value); 1002227569Sphilip else if (rc == ENOTSUP) { 1003227569Sphilip should_abort = eecp->eec_exception(arg, 1004227569Sphilip EFX_EXCEPTION_UNKNOWN_SENSOREVT, 1005227569Sphilip MCDI_EV_FIELD(eqp, DATA)); 1006227569Sphilip } else 1007227569Sphilip EFSYS_ASSERT(rc == ENODEV); /* Wrong port */ 1008227569Sphilip#else 1009227569Sphilip should_abort = B_FALSE; 1010227569Sphilip#endif 1011227569Sphilip break; 1012227569Sphilip } 1013227569Sphilip case MCDI_EVENT_CODE_SCHEDERR: 1014227569Sphilip /* Informational only */ 1015227569Sphilip break; 1016227569Sphilip 1017227569Sphilip case MCDI_EVENT_CODE_REBOOT: 1018227569Sphilip efx_mcdi_ev_death(enp, EIO); 1019227569Sphilip break; 1020227569Sphilip 1021227569Sphilip case MCDI_EVENT_CODE_MAC_STATS_DMA: 1022227569Sphilip#if EFSYS_OPT_MAC_STATS 1023227569Sphilip if (eecp->eec_mac_stats != NULL) { 1024227569Sphilip eecp->eec_mac_stats(arg, 1025227569Sphilip MCDI_EV_FIELD(eqp, MAC_STATS_DMA_GENERATION)); 1026227569Sphilip } 1027227569Sphilip#endif 1028227569Sphilip break; 1029227569Sphilip 1030227569Sphilip case MCDI_EVENT_CODE_FWALERT: { 1031227569Sphilip uint32_t reason = MCDI_EV_FIELD(eqp, FWALERT_REASON); 1032227569Sphilip 1033227569Sphilip if (reason == MCDI_EVENT_FWALERT_REASON_SRAM_ACCESS) 1034227569Sphilip should_abort = eecp->eec_exception(arg, 1035227569Sphilip EFX_EXCEPTION_FWALERT_SRAM, 1036227569Sphilip MCDI_EV_FIELD(eqp, FWALERT_DATA)); 1037227569Sphilip else 1038227569Sphilip should_abort = eecp->eec_exception(arg, 1039227569Sphilip EFX_EXCEPTION_UNKNOWN_FWALERT, 1040227569Sphilip MCDI_EV_FIELD(eqp, DATA)); 1041227569Sphilip break; 1042227569Sphilip } 1043227569Sphilip 1044227569Sphilip default: 1045227569Sphilip EFSYS_PROBE1(mc_pcol_error, int, code); 1046227569Sphilip break; 1047227569Sphilip } 1048227569Sphilip 1049227569Sphilipout: 1050227569Sphilip return (should_abort); 1051227569Sphilip} 1052227569Sphilip 1053279141Sarybchik#endif /* EFSYS_OPT_MCDI */ 1054227569Sphilip 1055291436Sarybchikstatic __checkReturn efx_rc_t 1056283514Sarybchikfalconsiena_ev_qprime( 1057227569Sphilip __in efx_evq_t *eep, 1058227569Sphilip __in unsigned int count) 1059227569Sphilip{ 1060227569Sphilip efx_nic_t *enp = eep->ee_enp; 1061227569Sphilip uint32_t rptr; 1062227569Sphilip efx_dword_t dword; 1063227569Sphilip 1064227569Sphilip rptr = count & eep->ee_mask; 1065227569Sphilip 1066227569Sphilip EFX_POPULATE_DWORD_1(dword, FRF_AZ_EVQ_RPTR, rptr); 1067227569Sphilip 1068227569Sphilip EFX_BAR_TBL_WRITED(enp, FR_AZ_EVQ_RPTR_REG, eep->ee_index, 1069227569Sphilip &dword, B_FALSE); 1070227569Sphilip 1071227569Sphilip return (0); 1072227569Sphilip} 1073227569Sphilip 1074227569Sphilip#define EFX_EV_BATCH 8 1075227569Sphilip 1076283514Sarybchikstatic void 1077283514Sarybchikfalconsiena_ev_qpoll( 1078227569Sphilip __in efx_evq_t *eep, 1079227569Sphilip __inout unsigned int *countp, 1080227569Sphilip __in const efx_ev_callbacks_t *eecp, 1081227569Sphilip __in_opt void *arg) 1082227569Sphilip{ 1083227569Sphilip efx_qword_t ev[EFX_EV_BATCH]; 1084227569Sphilip unsigned int batch; 1085227569Sphilip unsigned int total; 1086227569Sphilip unsigned int count; 1087227569Sphilip unsigned int index; 1088227569Sphilip size_t offset; 1089227569Sphilip 1090227569Sphilip EFSYS_ASSERT(countp != NULL); 1091227569Sphilip EFSYS_ASSERT(eecp != NULL); 1092227569Sphilip 1093227569Sphilip count = *countp; 1094227569Sphilip do { 1095227569Sphilip /* Read up until the end of the batch period */ 1096227569Sphilip batch = EFX_EV_BATCH - (count & (EFX_EV_BATCH - 1)); 1097227569Sphilip offset = (count & eep->ee_mask) * sizeof (efx_qword_t); 1098227569Sphilip for (total = 0; total < batch; ++total) { 1099227569Sphilip EFSYS_MEM_READQ(eep->ee_esmp, offset, &(ev[total])); 1100227569Sphilip 1101227569Sphilip if (!EFX_EV_PRESENT(ev[total])) 1102227569Sphilip break; 1103227569Sphilip 1104227569Sphilip EFSYS_PROBE3(event, unsigned int, eep->ee_index, 1105227569Sphilip uint32_t, EFX_QWORD_FIELD(ev[total], EFX_DWORD_1), 1106227569Sphilip uint32_t, EFX_QWORD_FIELD(ev[total], EFX_DWORD_0)); 1107227569Sphilip 1108227569Sphilip offset += sizeof (efx_qword_t); 1109227569Sphilip } 1110227569Sphilip 1111227569Sphilip#if EFSYS_OPT_EV_PREFETCH && (EFSYS_OPT_EV_PREFETCH_PERIOD > 1) 1112227569Sphilip /* 1113227569Sphilip * Prefetch the next batch when we get within PREFETCH_PERIOD 1114227569Sphilip * of a completed batch. If the batch is smaller, then prefetch 1115227569Sphilip * immediately. 1116227569Sphilip */ 1117227569Sphilip if (total == batch && total < EFSYS_OPT_EV_PREFETCH_PERIOD) 1118227569Sphilip EFSYS_MEM_PREFETCH(eep->ee_esmp, offset); 1119227569Sphilip#endif /* EFSYS_OPT_EV_PREFETCH */ 1120227569Sphilip 1121227569Sphilip /* Process the batch of events */ 1122227569Sphilip for (index = 0; index < total; ++index) { 1123227569Sphilip boolean_t should_abort; 1124227569Sphilip uint32_t code; 1125227569Sphilip 1126227569Sphilip#if EFSYS_OPT_EV_PREFETCH 1127227569Sphilip /* Prefetch if we've now reached the batch period */ 1128227569Sphilip if (total == batch && 1129227569Sphilip index + EFSYS_OPT_EV_PREFETCH_PERIOD == total) { 1130227569Sphilip offset = (count + batch) & eep->ee_mask; 1131227569Sphilip offset *= sizeof (efx_qword_t); 1132227569Sphilip 1133227569Sphilip EFSYS_MEM_PREFETCH(eep->ee_esmp, offset); 1134227569Sphilip } 1135227569Sphilip#endif /* EFSYS_OPT_EV_PREFETCH */ 1136227569Sphilip 1137227569Sphilip EFX_EV_QSTAT_INCR(eep, EV_ALL); 1138227569Sphilip 1139227569Sphilip code = EFX_QWORD_FIELD(ev[index], FSF_AZ_EV_CODE); 1140283514Sarybchik switch (code) { 1141283514Sarybchik case FSE_AZ_EV_CODE_RX_EV: 1142283514Sarybchik should_abort = eep->ee_rx(eep, 1143283514Sarybchik &(ev[index]), eecp, arg); 1144283514Sarybchik break; 1145283514Sarybchik case FSE_AZ_EV_CODE_TX_EV: 1146283514Sarybchik should_abort = eep->ee_tx(eep, 1147283514Sarybchik &(ev[index]), eecp, arg); 1148283514Sarybchik break; 1149283514Sarybchik case FSE_AZ_EV_CODE_DRIVER_EV: 1150283514Sarybchik should_abort = eep->ee_driver(eep, 1151283514Sarybchik &(ev[index]), eecp, arg); 1152283514Sarybchik break; 1153283514Sarybchik case FSE_AZ_EV_CODE_DRV_GEN_EV: 1154283514Sarybchik should_abort = eep->ee_drv_gen(eep, 1155283514Sarybchik &(ev[index]), eecp, arg); 1156283514Sarybchik break; 1157283514Sarybchik#if EFSYS_OPT_MCDI 1158283514Sarybchik case FSE_AZ_EV_CODE_MCDI_EVRESPONSE: 1159283514Sarybchik should_abort = eep->ee_mcdi(eep, 1160283514Sarybchik &(ev[index]), eecp, arg); 1161283514Sarybchik break; 1162283514Sarybchik#endif 1163283514Sarybchik case FSE_AZ_EV_CODE_GLOBAL_EV: 1164283514Sarybchik if (eep->ee_global) { 1165283514Sarybchik should_abort = eep->ee_global(eep, 1166283514Sarybchik &(ev[index]), eecp, arg); 1167283514Sarybchik break; 1168283514Sarybchik } 1169283514Sarybchik /* else fallthrough */ 1170283514Sarybchik default: 1171283514Sarybchik EFSYS_PROBE3(bad_event, 1172283514Sarybchik unsigned int, eep->ee_index, 1173283514Sarybchik uint32_t, 1174283514Sarybchik EFX_QWORD_FIELD(ev[index], EFX_DWORD_1), 1175283514Sarybchik uint32_t, 1176283514Sarybchik EFX_QWORD_FIELD(ev[index], EFX_DWORD_0)); 1177283514Sarybchik 1178283514Sarybchik EFSYS_ASSERT(eecp->eec_exception != NULL); 1179283514Sarybchik (void) eecp->eec_exception(arg, 1180283514Sarybchik EFX_EXCEPTION_EV_ERROR, code); 1181283514Sarybchik should_abort = B_TRUE; 1182283514Sarybchik } 1183227569Sphilip if (should_abort) { 1184227569Sphilip /* Ignore subsequent events */ 1185227569Sphilip total = index + 1; 1186227569Sphilip break; 1187227569Sphilip } 1188227569Sphilip } 1189227569Sphilip 1190227569Sphilip /* 1191227569Sphilip * Now that the hardware has most likely moved onto dma'ing 1192227569Sphilip * into the next cache line, clear the processed events. Take 1193227569Sphilip * care to only clear out events that we've processed 1194227569Sphilip */ 1195227569Sphilip EFX_SET_QWORD(ev[0]); 1196227569Sphilip offset = (count & eep->ee_mask) * sizeof (efx_qword_t); 1197227569Sphilip for (index = 0; index < total; ++index) { 1198227569Sphilip EFSYS_MEM_WRITEQ(eep->ee_esmp, offset, &(ev[0])); 1199227569Sphilip offset += sizeof (efx_qword_t); 1200227569Sphilip } 1201227569Sphilip 1202227569Sphilip count += total; 1203227569Sphilip 1204227569Sphilip } while (total == batch); 1205227569Sphilip 1206227569Sphilip *countp = count; 1207227569Sphilip} 1208227569Sphilip 1209283514Sarybchikstatic void 1210283514Sarybchikfalconsiena_ev_qpost( 1211227569Sphilip __in efx_evq_t *eep, 1212227569Sphilip __in uint16_t data) 1213227569Sphilip{ 1214227569Sphilip efx_nic_t *enp = eep->ee_enp; 1215227569Sphilip efx_qword_t ev; 1216227569Sphilip efx_oword_t oword; 1217227569Sphilip 1218227569Sphilip EFX_POPULATE_QWORD_2(ev, FSF_AZ_EV_CODE, FSE_AZ_EV_CODE_DRV_GEN_EV, 1219227569Sphilip FSF_AZ_EV_DATA_DW0, (uint32_t)data); 1220227569Sphilip 1221227569Sphilip EFX_POPULATE_OWORD_3(oword, FRF_AZ_DRV_EV_QID, eep->ee_index, 1222227569Sphilip EFX_DWORD_0, EFX_QWORD_FIELD(ev, EFX_DWORD_0), 1223227569Sphilip EFX_DWORD_1, EFX_QWORD_FIELD(ev, EFX_DWORD_1)); 1224227569Sphilip 1225227569Sphilip EFX_BAR_WRITEO(enp, FR_AZ_DRV_EV_REG, &oword); 1226227569Sphilip} 1227227569Sphilip 1228291436Sarybchikstatic __checkReturn efx_rc_t 1229283514Sarybchikfalconsiena_ev_qmoderate( 1230227569Sphilip __in efx_evq_t *eep, 1231227569Sphilip __in unsigned int us) 1232227569Sphilip{ 1233227569Sphilip efx_nic_t *enp = eep->ee_enp; 1234279048Sarybchik efx_nic_cfg_t *encp = &(enp->en_nic_cfg); 1235227569Sphilip unsigned int locked; 1236227569Sphilip efx_dword_t dword; 1237291436Sarybchik efx_rc_t rc; 1238227569Sphilip 1239279182Sarybchik if (us > encp->enc_evq_timer_max_us) { 1240227569Sphilip rc = EINVAL; 1241227569Sphilip goto fail1; 1242227569Sphilip } 1243227569Sphilip 1244227569Sphilip /* If the value is zero then disable the timer */ 1245227569Sphilip if (us == 0) { 1246227569Sphilip if (enp->en_family == EFX_FAMILY_FALCON) 1247227569Sphilip EFX_POPULATE_DWORD_2(dword, 1248227569Sphilip FRF_AB_TC_TIMER_MODE, FFE_AB_TIMER_MODE_DIS, 1249227569Sphilip FRF_AB_TC_TIMER_VAL, 0); 1250227569Sphilip else 1251227569Sphilip EFX_POPULATE_DWORD_2(dword, 1252227569Sphilip FRF_CZ_TC_TIMER_MODE, FFE_CZ_TIMER_MODE_DIS, 1253227569Sphilip FRF_CZ_TC_TIMER_VAL, 0); 1254227569Sphilip } else { 1255227569Sphilip uint32_t timer_val; 1256227569Sphilip 1257227569Sphilip /* Calculate the timer value in quanta */ 1258279182Sarybchik timer_val = us * 1000 / encp->enc_evq_timer_quantum_ns; 1259227569Sphilip 1260279048Sarybchik /* Moderation value is base 0 so we need to deduct 1 */ 1261279048Sarybchik if (timer_val > 0) 1262279048Sarybchik timer_val--; 1263227569Sphilip 1264227569Sphilip if (enp->en_family == EFX_FAMILY_FALCON) 1265227569Sphilip EFX_POPULATE_DWORD_2(dword, 1266227569Sphilip FRF_AB_TC_TIMER_MODE, FFE_AB_TIMER_MODE_INT_HLDOFF, 1267279048Sarybchik FRF_AB_TIMER_VAL, timer_val); 1268227569Sphilip else 1269227569Sphilip EFX_POPULATE_DWORD_2(dword, 1270227569Sphilip FRF_CZ_TC_TIMER_MODE, FFE_CZ_TIMER_MODE_INT_HLDOFF, 1271279048Sarybchik FRF_CZ_TC_TIMER_VAL, timer_val); 1272227569Sphilip } 1273227569Sphilip 1274227569Sphilip locked = (eep->ee_index == 0) ? 1 : 0; 1275227569Sphilip 1276227569Sphilip EFX_BAR_TBL_WRITED(enp, FR_BZ_TIMER_COMMAND_REGP0, 1277227569Sphilip eep->ee_index, &dword, locked); 1278227569Sphilip 1279227569Sphilip return (0); 1280227569Sphilip 1281227569Sphilipfail1: 1282291436Sarybchik EFSYS_PROBE1(fail1, efx_rc_t, rc); 1283227569Sphilip 1284227569Sphilip return (rc); 1285227569Sphilip} 1286227569Sphilip 1287291436Sarybchikstatic __checkReturn efx_rc_t 1288283514Sarybchikfalconsiena_ev_qcreate( 1289227569Sphilip __in efx_nic_t *enp, 1290227569Sphilip __in unsigned int index, 1291227569Sphilip __in efsys_mem_t *esmp, 1292227569Sphilip __in size_t n, 1293227569Sphilip __in uint32_t id, 1294283514Sarybchik __in efx_evq_t *eep) 1295227569Sphilip{ 1296227569Sphilip efx_nic_cfg_t *encp = &(enp->en_nic_cfg); 1297227569Sphilip uint32_t size; 1298227569Sphilip efx_oword_t oword; 1299291436Sarybchik efx_rc_t rc; 1300227569Sphilip 1301283514Sarybchik EFX_STATIC_ASSERT(ISP2(EFX_EVQ_MAXNEVS)); 1302283514Sarybchik EFX_STATIC_ASSERT(ISP2(EFX_EVQ_MINNEVS)); 1303227569Sphilip 1304283514Sarybchik if (!ISP2(n) || (n < EFX_EVQ_MINNEVS) || (n > EFX_EVQ_MAXNEVS)) { 1305227569Sphilip rc = EINVAL; 1306227569Sphilip goto fail1; 1307227569Sphilip } 1308227569Sphilip if (index >= encp->enc_evq_limit) { 1309227569Sphilip rc = EINVAL; 1310227569Sphilip goto fail2; 1311227569Sphilip } 1312227569Sphilip#if EFSYS_OPT_RX_SCALE 1313227569Sphilip if (enp->en_intr.ei_type == EFX_INTR_LINE && 1314227569Sphilip index >= EFX_MAXRSS_LEGACY) { 1315227569Sphilip rc = EINVAL; 1316227569Sphilip goto fail3; 1317227569Sphilip } 1318227569Sphilip#endif 1319227569Sphilip for (size = 0; (1 << size) <= (EFX_EVQ_MAXNEVS / EFX_EVQ_MINNEVS); 1320227569Sphilip size++) 1321227569Sphilip if ((1 << size) == (int)(n / EFX_EVQ_MINNEVS)) 1322227569Sphilip break; 1323227569Sphilip if (id + (1 << size) >= encp->enc_buftbl_limit) { 1324227569Sphilip rc = EINVAL; 1325227569Sphilip goto fail4; 1326227569Sphilip } 1327227569Sphilip 1328227569Sphilip /* Set up the handler table */ 1329283514Sarybchik eep->ee_rx = falconsiena_ev_rx; 1330283514Sarybchik eep->ee_tx = falconsiena_ev_tx; 1331283514Sarybchik eep->ee_driver = falconsiena_ev_driver; 1332283514Sarybchik eep->ee_global = falconsiena_ev_global; 1333283514Sarybchik eep->ee_drv_gen = falconsiena_ev_drv_gen; 1334227569Sphilip#if EFSYS_OPT_MCDI 1335283514Sarybchik eep->ee_mcdi = falconsiena_ev_mcdi; 1336279141Sarybchik#endif /* EFSYS_OPT_MCDI */ 1337227569Sphilip 1338227569Sphilip /* Set up the new event queue */ 1339227569Sphilip if (enp->en_family != EFX_FAMILY_FALCON) { 1340227569Sphilip EFX_POPULATE_OWORD_1(oword, FRF_CZ_TIMER_Q_EN, 1); 1341283514Sarybchik EFX_BAR_TBL_WRITEO(enp, FR_AZ_TIMER_TBL, index, &oword, B_TRUE); 1342227569Sphilip } 1343227569Sphilip 1344227569Sphilip EFX_POPULATE_OWORD_3(oword, FRF_AZ_EVQ_EN, 1, FRF_AZ_EVQ_SIZE, size, 1345227569Sphilip FRF_AZ_EVQ_BUF_BASE_ID, id); 1346227569Sphilip 1347283514Sarybchik EFX_BAR_TBL_WRITEO(enp, FR_AZ_EVQ_PTR_TBL, index, &oword, B_TRUE); 1348227569Sphilip 1349227569Sphilip return (0); 1350227569Sphilip 1351227569Sphilipfail4: 1352227569Sphilip EFSYS_PROBE(fail4); 1353227569Sphilip#if EFSYS_OPT_RX_SCALE 1354227569Sphilipfail3: 1355227569Sphilip EFSYS_PROBE(fail3); 1356227569Sphilip#endif 1357227569Sphilipfail2: 1358227569Sphilip EFSYS_PROBE(fail2); 1359227569Sphilipfail1: 1360291436Sarybchik EFSYS_PROBE1(fail1, efx_rc_t, rc); 1361227569Sphilip 1362227569Sphilip return (rc); 1363227569Sphilip} 1364227569Sphilip 1365283514Sarybchik#endif /* EFSYS_OPT_FALCON || EFSYS_OPT_SIENA */ 1366283514Sarybchik 1367277886Sarybchik#if EFSYS_OPT_QSTATS 1368227569Sphilip#if EFSYS_OPT_NAMES 1369283514Sarybchik/* START MKCONFIG GENERATED EfxEventQueueStatNamesBlock b693ddf85aee1bfd */ 1370283514Sarybchikstatic const char *__efx_ev_qstat_name[] = { 1371227569Sphilip "all", 1372227569Sphilip "rx", 1373227569Sphilip "rx_ok", 1374227569Sphilip "rx_frm_trunc", 1375227569Sphilip "rx_tobe_disc", 1376227569Sphilip "rx_pause_frm_err", 1377227569Sphilip "rx_buf_owner_id_err", 1378227569Sphilip "rx_ipv4_hdr_chksum_err", 1379227569Sphilip "rx_tcp_udp_chksum_err", 1380227569Sphilip "rx_eth_crc_err", 1381227569Sphilip "rx_ip_frag_err", 1382227569Sphilip "rx_mcast_pkt", 1383227569Sphilip "rx_mcast_hash_match", 1384227569Sphilip "rx_tcp_ipv4", 1385227569Sphilip "rx_tcp_ipv6", 1386227569Sphilip "rx_udp_ipv4", 1387227569Sphilip "rx_udp_ipv6", 1388227569Sphilip "rx_other_ipv4", 1389227569Sphilip "rx_other_ipv6", 1390227569Sphilip "rx_non_ip", 1391283514Sarybchik "rx_batch", 1392227569Sphilip "tx", 1393227569Sphilip "tx_wq_ff_full", 1394227569Sphilip "tx_pkt_err", 1395227569Sphilip "tx_pkt_too_big", 1396227569Sphilip "tx_unexpected", 1397227569Sphilip "global", 1398227569Sphilip "global_mnt", 1399227569Sphilip "driver", 1400227569Sphilip "driver_srm_upd_done", 1401227569Sphilip "driver_tx_descq_fls_done", 1402227569Sphilip "driver_rx_descq_fls_done", 1403227569Sphilip "driver_rx_descq_fls_failed", 1404227569Sphilip "driver_rx_dsc_error", 1405227569Sphilip "driver_tx_dsc_error", 1406227569Sphilip "drv_gen", 1407227569Sphilip "mcdi_response", 1408227569Sphilip}; 1409227569Sphilip/* END MKCONFIG GENERATED EfxEventQueueStatNamesBlock */ 1410227569Sphilip 1411283514Sarybchik const char * 1412227569Sphilipefx_ev_qstat_name( 1413227569Sphilip __in efx_nic_t *enp, 1414227569Sphilip __in unsigned int id) 1415227569Sphilip{ 1416227569Sphilip EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC); 1417227569Sphilip EFSYS_ASSERT3U(id, <, EV_NQSTATS); 1418227569Sphilip 1419227569Sphilip return (__efx_ev_qstat_name[id]); 1420227569Sphilip} 1421227569Sphilip#endif /* EFSYS_OPT_NAMES */ 1422277886Sarybchik#endif /* EFSYS_OPT_QSTATS */ 1423227569Sphilip 1424283514Sarybchik#if EFSYS_OPT_FALCON || EFSYS_OPT_SIENA 1425283514Sarybchik 1426227569Sphilip#if EFSYS_OPT_QSTATS 1427283514Sarybchikstatic void 1428283514Sarybchikfalconsiena_ev_qstats_update( 1429227569Sphilip __in efx_evq_t *eep, 1430227569Sphilip __inout_ecount(EV_NQSTATS) efsys_stat_t *stat) 1431227569Sphilip{ 1432227569Sphilip unsigned int id; 1433227569Sphilip 1434227569Sphilip for (id = 0; id < EV_NQSTATS; id++) { 1435227569Sphilip efsys_stat_t *essp = &stat[id]; 1436227569Sphilip 1437227569Sphilip EFSYS_STAT_INCR(essp, eep->ee_stat[id]); 1438227569Sphilip eep->ee_stat[id] = 0; 1439227569Sphilip } 1440227569Sphilip} 1441227569Sphilip#endif /* EFSYS_OPT_QSTATS */ 1442227569Sphilip 1443283514Sarybchikstatic void 1444283514Sarybchikfalconsiena_ev_qdestroy( 1445227569Sphilip __in efx_evq_t *eep) 1446227569Sphilip{ 1447227569Sphilip efx_nic_t *enp = eep->ee_enp; 1448227569Sphilip efx_oword_t oword; 1449227569Sphilip 1450227569Sphilip /* Purge event queue */ 1451227569Sphilip EFX_ZERO_OWORD(oword); 1452227569Sphilip 1453227569Sphilip EFX_BAR_TBL_WRITEO(enp, FR_AZ_EVQ_PTR_TBL, 1454283514Sarybchik eep->ee_index, &oword, B_TRUE); 1455227569Sphilip 1456227569Sphilip if (enp->en_family != EFX_FAMILY_FALCON) { 1457227569Sphilip EFX_ZERO_OWORD(oword); 1458227569Sphilip EFX_BAR_TBL_WRITEO(enp, FR_AZ_TIMER_TBL, 1459283514Sarybchik eep->ee_index, &oword, B_TRUE); 1460227569Sphilip } 1461227569Sphilip} 1462227569Sphilip 1463283514Sarybchikstatic void 1464283514Sarybchikfalconsiena_ev_fini( 1465227569Sphilip __in efx_nic_t *enp) 1466227569Sphilip{ 1467283514Sarybchik _NOTE(ARGUNUSED(enp)) 1468283514Sarybchik} 1469227569Sphilip 1470283514Sarybchik#endif /* EFSYS_OPT_FALCON || EFSYS_OPT_SIENA */ 1471