1 /* 2 * Copyright (c) 2009-2015 Solarflare Communications Inc. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright notice, 9 * this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright notice, 11 * this list of conditions and the following disclaimer in the documentation 12 * and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 15 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 16 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 17 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR 18 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 19 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 20 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 21 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 22 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 23 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, 24 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 * 26 * The views and conclusions contained in the software and documentation are 27 * those of the authors and should not be interpreted as representing official 28 * policies, either expressed or implied, of the FreeBSD Project. 29 */ 30 31 #include "efx.h" 32 #include "efx_impl.h" 33 34 #if EFSYS_OPT_MON_MCDI 35 36 #if EFSYS_OPT_MON_STATS 37 38 #define MCDI_MON_NEXT_PAGE (uint16_t)0xfffe 39 #define MCDI_MON_INVALID_SENSOR (uint16_t)0xfffd 40 #define MCDI_MON_PAGE_SIZE 0x20 41 42 /* Bitmasks of valid port(s) for each sensor */ 43 #define MCDI_MON_PORT_NONE (0x00) 44 #define MCDI_MON_PORT_P1 (0x01) 45 #define MCDI_MON_PORT_P2 (0x02) 46 #define MCDI_MON_PORT_P3 (0x04) 47 #define MCDI_MON_PORT_P4 (0x08) 48 #define MCDI_MON_PORT_Px (0xFFFF) 49 50 /* Entry for MCDI sensor in sensor map */ 51 #define STAT(portmask, stat) \ 52 { (MCDI_MON_PORT_##portmask), (EFX_MON_STAT_##stat) } 53 54 /* Entry for sensor next page flag in sensor map */ 55 #define STAT_NEXT_PAGE() \ 56 { MCDI_MON_PORT_NONE, MCDI_MON_NEXT_PAGE } 57 58 /* Placeholder for gaps in the array */ 59 #define STAT_NO_SENSOR() \ 60 { MCDI_MON_PORT_NONE, MCDI_MON_INVALID_SENSOR } 61 62 /* Map from MC sensors to monitor statistics */ 63 static const struct mcdi_sensor_map_s { 64 uint16_t msm_port_mask; 65 uint16_t msm_stat; 66 } mcdi_sensor_map[] = { 67 /* Sensor page 0 MC_CMD_SENSOR_xxx */ 68 STAT(Px, INT_TEMP), /* 0x00 CONTROLLER_TEMP */ 69 STAT(Px, EXT_TEMP), /* 0x01 PHY_COMMON_TEMP */ 70 STAT(Px, INT_COOLING), /* 0x02 CONTROLLER_COOLING */ 71 STAT(P1, EXT_TEMP), /* 0x03 PHY0_TEMP */ 72 STAT(P1, EXT_COOLING), /* 0x04 PHY0_COOLING */ 73 STAT(P2, EXT_TEMP), /* 0x05 PHY1_TEMP */ 74 STAT(P2, EXT_COOLING), /* 0x06 PHY1_COOLING */ 75 STAT(Px, 1V), /* 0x07 IN_1V0 */ 76 STAT(Px, 1_2V), /* 0x08 IN_1V2 */ 77 STAT(Px, 1_8V), /* 0x09 IN_1V8 */ 78 STAT(Px, 2_5V), /* 0x0a IN_2V5 */ 79 STAT(Px, 3_3V), /* 0x0b IN_3V3 */ 80 STAT(Px, 12V), /* 0x0c IN_12V0 */ 81 STAT(Px, 1_2VA), /* 0x0d IN_1V2A */ 82 STAT(Px, VREF), /* 0x0e IN_VREF */ 83 STAT(Px, VAOE), /* 0x0f OUT_VAOE */ 84 STAT(Px, AOE_TEMP), /* 0x10 AOE_TEMP */ 85 STAT(Px, PSU_AOE_TEMP), /* 0x11 PSU_AOE_TEMP */ 86 STAT(Px, PSU_TEMP), /* 0x12 PSU_TEMP */ 87 STAT(Px, FAN0), /* 0x13 FAN_0 */ 88 STAT(Px, FAN1), /* 0x14 FAN_1 */ 89 STAT(Px, FAN2), /* 0x15 FAN_2 */ 90 STAT(Px, FAN3), /* 0x16 FAN_3 */ 91 STAT(Px, FAN4), /* 0x17 FAN_4 */ 92 STAT(Px, VAOE_IN), /* 0x18 IN_VAOE */ 93 STAT(Px, IAOE), /* 0x19 OUT_IAOE */ 94 STAT(Px, IAOE_IN), /* 0x1a IN_IAOE */ 95 STAT(Px, NIC_POWER), /* 0x1b NIC_POWER */ 96 STAT(Px, 0_9V), /* 0x1c IN_0V9 */ 97 STAT(Px, I0_9V), /* 0x1d IN_I0V9 */ 98 STAT(Px, I1_2V), /* 0x1e IN_I1V2 */ 99 STAT_NEXT_PAGE(), /* 0x1f Next page flag (not a sensor) */ 100 101 /* Sensor page 1 MC_CMD_SENSOR_xxx */ 102 STAT(Px, 0_9V_ADC), /* 0x20 IN_0V9_ADC */ 103 STAT(Px, INT_TEMP2), /* 0x21 CONTROLLER_2_TEMP */ 104 STAT(Px, VREG_TEMP), /* 0x22 VREG_INTERNAL_TEMP */ 105 STAT(Px, VREG_0_9V_TEMP), /* 0x23 VREG_0V9_TEMP */ 106 STAT(Px, VREG_1_2V_TEMP), /* 0x24 VREG_1V2_TEMP */ 107 STAT(Px, INT_VPTAT), /* 0x25 CTRLR. VPTAT */ 108 STAT(Px, INT_ADC_TEMP), /* 0x26 CTRLR. INTERNAL_TEMP */ 109 STAT(Px, EXT_VPTAT), /* 0x27 CTRLR. VPTAT_EXTADC */ 110 STAT(Px, EXT_ADC_TEMP), /* 0x28 CTRLR. INTERNAL_TEMP_EXTADC */ 111 STAT(Px, AMBIENT_TEMP), /* 0x29 AMBIENT_TEMP */ 112 STAT(Px, AIRFLOW), /* 0x2a AIRFLOW */ 113 STAT(Px, VDD08D_VSS08D_CSR), /* 0x2b VDD08D_VSS08D_CSR */ 114 STAT(Px, VDD08D_VSS08D_CSR_EXTADC), /* 0x2c VDD08D_VSS08D_CSR_EXTADC */ 115 STAT(Px, HOTPOINT_TEMP), /* 0x2d HOTPOINT_TEMP */ 116 STAT(P1, PHY_POWER_SWITCH_PORT0), /* 0x2e PHY_POWER_SWITCH_PORT0 */ 117 STAT(P2, PHY_POWER_SWITCH_PORT1), /* 0x2f PHY_POWER_SWITCH_PORT1 */ 118 STAT(Px, MUM_VCC), /* 0x30 MUM_VCC */ 119 STAT(Px, 0V9_A), /* 0x31 0V9_A */ 120 STAT(Px, I0V9_A), /* 0x32 I0V9_A */ 121 STAT(Px, 0V9_A_TEMP), /* 0x33 0V9_A_TEMP */ 122 STAT(Px, 0V9_B), /* 0x34 0V9_B */ 123 STAT(Px, I0V9_B), /* 0x35 I0V9_B */ 124 STAT(Px, 0V9_B_TEMP), /* 0x36 0V9_B_TEMP */ 125 STAT(Px, CCOM_AVREG_1V2_SUPPLY), /* 0x37 CCOM_AVREG_1V2_SUPPLY */ 126 STAT(Px, CCOM_AVREG_1V2_SUPPLY_EXT_ADC), 127 /* 0x38 CCOM_AVREG_1V2_SUPPLY_EXT_ADC */ 128 STAT(Px, CCOM_AVREG_1V8_SUPPLY), /* 0x39 CCOM_AVREG_1V8_SUPPLY */ 129 STAT(Px, CCOM_AVREG_1V8_SUPPLY_EXT_ADC), 130 /* 0x3a CCOM_AVREG_1V8_SUPPLY_EXT_ADC */ 131 STAT_NO_SENSOR(), /* 0x3b (no sensor) */ 132 STAT_NO_SENSOR(), /* 0x3c (no sensor) */ 133 STAT_NO_SENSOR(), /* 0x3d (no sensor) */ 134 STAT_NO_SENSOR(), /* 0x3e (no sensor) */ 135 STAT_NEXT_PAGE(), /* 0x3f Next page flag (not a sensor) */ 136 137 /* Sensor page 2 MC_CMD_SENSOR_xxx */ 138 STAT(Px, CONTROLLER_MASTER_VPTAT), /* 0x40 MASTER_VPTAT */ 139 STAT(Px, CONTROLLER_MASTER_INTERNAL_TEMP), /* 0x41 MASTER_INT_TEMP */ 140 STAT(Px, CONTROLLER_MASTER_VPTAT_EXT_ADC), /* 0x42 MAST_VPTAT_EXT_ADC */ 141 STAT(Px, CONTROLLER_MASTER_INTERNAL_TEMP_EXT_ADC), 142 /* 0x43 MASTER_INTERNAL_TEMP_EXT_ADC */ 143 STAT(Px, CONTROLLER_SLAVE_VPTAT), /* 0x44 SLAVE_VPTAT */ 144 STAT(Px, CONTROLLER_SLAVE_INTERNAL_TEMP), /* 0x45 SLAVE_INTERNAL_TEMP */ 145 STAT(Px, CONTROLLER_SLAVE_VPTAT_EXT_ADC), /* 0x46 SLAVE_VPTAT_EXT_ADC */ 146 STAT(Px, CONTROLLER_SLAVE_INTERNAL_TEMP_EXT_ADC), 147 /* 0x47 SLAVE_INTERNAL_TEMP_EXT_ADC */ 148 STAT_NO_SENSOR(), /* 0x48 (no sensor) */ 149 STAT(Px, SODIMM_VOUT), /* 0x49 SODIMM_VOUT */ 150 STAT(Px, SODIMM_0_TEMP), /* 0x4a SODIMM_0_TEMP */ 151 STAT(Px, SODIMM_1_TEMP), /* 0x4b SODIMM_1_TEMP */ 152 STAT(Px, PHY0_VCC), /* 0x4c PHY0_VCC */ 153 STAT(Px, PHY1_VCC), /* 0x4d PHY1_VCC */ 154 STAT(Px, CONTROLLER_TDIODE_TEMP), /* 0x4e CONTROLLER_TDIODE_TEMP */ 155 STAT(Px, BOARD_FRONT_TEMP), /* 0x4f BOARD_FRONT_TEMP */ 156 STAT(Px, BOARD_BACK_TEMP), /* 0x50 BOARD_BACK_TEMP */ 157 }; 158 159 #define MCDI_STATIC_SENSOR_ASSERT(_field) \ 160 EFX_STATIC_ASSERT(MC_CMD_SENSOR_STATE_ ## _field \ 161 == EFX_MON_STAT_STATE_ ## _field) 162 163 static void 164 mcdi_mon_decode_stats( 165 __in efx_nic_t *enp, 166 __in_ecount(sensor_mask_size) uint32_t *sensor_mask, 167 __in size_t sensor_mask_size, 168 __in_opt efsys_mem_t *esmp, 169 __out_ecount_opt(sensor_mask_size) uint32_t *stat_maskp, 170 __inout_ecount_opt(EFX_MON_NSTATS) efx_mon_stat_value_t *stat) 171 { 172 efx_mcdi_iface_t *emip = &(enp->en_mcdi.em_emip); 173 uint16_t port_mask; 174 uint16_t sensor; 175 size_t sensor_max; 176 uint32_t stat_mask[(EFX_ARRAY_SIZE(mcdi_sensor_map) + 31) / 32]; 177 uint32_t idx = 0; 178 uint32_t page = 0; 179 180 /* Assert the MC_CMD_SENSOR and EFX_MON_STATE namespaces agree */ 181 MCDI_STATIC_SENSOR_ASSERT(OK); 182 MCDI_STATIC_SENSOR_ASSERT(WARNING); 183 MCDI_STATIC_SENSOR_ASSERT(FATAL); 184 MCDI_STATIC_SENSOR_ASSERT(BROKEN); 185 MCDI_STATIC_SENSOR_ASSERT(NO_READING); 186 187 EFX_STATIC_ASSERT(sizeof (stat_mask[0]) * 8 == 188 EFX_MON_MASK_ELEMENT_SIZE); 189 sensor_max = 190 MIN((8 * sensor_mask_size), EFX_ARRAY_SIZE(mcdi_sensor_map)); 191 192 port_mask = 1U << emip->emi_port; 193 194 (void) memset(stat_mask, 0, sizeof (stat_mask)); 195 196 /* 197 * The MCDI sensor readings in the DMA buffer are a packed array of 198 * MC_CMD_SENSOR_VALUE_ENTRY structures, which only includes entries for 199 * supported sensors (bit set in sensor_mask). The sensor_mask and 200 * sensor readings do not include entries for the per-page NEXT_PAGE 201 * flag. 202 * 203 * sensor_mask may legitimately contain MCDI sensors that the driver 204 * does not understand. 205 */ 206 for (sensor = 0; sensor < sensor_max; ++sensor) { 207 efx_mon_stat_t id = mcdi_sensor_map[sensor].msm_stat; 208 209 if ((sensor % MCDI_MON_PAGE_SIZE) == MC_CMD_SENSOR_PAGE0_NEXT) { 210 EFSYS_ASSERT3U(id, ==, MCDI_MON_NEXT_PAGE); 211 page++; 212 continue; 213 } 214 if (~(sensor_mask[page]) & (1U << sensor)) 215 continue; 216 idx++; 217 218 if ((port_mask & mcdi_sensor_map[sensor].msm_port_mask) == 0) 219 continue; 220 EFSYS_ASSERT(id < EFX_MON_NSTATS); 221 222 /* 223 * stat_mask is a bitmask indexed by EFX_MON_* monitor statistic 224 * identifiers from efx_mon_stat_t (without NEXT_PAGE bits). 225 * 226 * If there is an entry in the MCDI sensor to monitor statistic 227 * map then the sensor reading is used for the value of the 228 * monitor statistic. 229 */ 230 stat_mask[id / EFX_MON_MASK_ELEMENT_SIZE] |= 231 (1U << (id % EFX_MON_MASK_ELEMENT_SIZE)); 232 233 if (stat != NULL && esmp != NULL && !EFSYS_MEM_IS_NULL(esmp)) { 234 efx_dword_t dword; 235 236 /* Get MCDI sensor reading from DMA buffer */ 237 EFSYS_MEM_READD(esmp, 4 * (idx - 1), &dword); 238 239 /* Update EFX monitor stat from MCDI sensor reading */ 240 stat[id].emsv_value = (uint16_t)EFX_DWORD_FIELD(dword, 241 MC_CMD_SENSOR_VALUE_ENTRY_TYPEDEF_VALUE); 242 243 stat[id].emsv_state = (uint16_t)EFX_DWORD_FIELD(dword, 244 MC_CMD_SENSOR_VALUE_ENTRY_TYPEDEF_STATE); 245 } 246 } 247 248 if (stat_maskp != NULL) { 249 (void) memcpy(stat_maskp, stat_mask, sizeof (stat_mask)); 250 } 251 } 252 253 __checkReturn efx_rc_t 254 mcdi_mon_ev( 255 __in efx_nic_t *enp, 256 __in efx_qword_t *eqp, 257 __out efx_mon_stat_t *idp, 258 __out efx_mon_stat_value_t *valuep) 259 { 260 efx_mcdi_iface_t *emip = &(enp->en_mcdi.em_emip); 261 efx_nic_cfg_t *encp = &(enp->en_nic_cfg); 262 uint16_t port_mask; 263 uint16_t sensor; 264 uint16_t state; 265 uint16_t value; 266 efx_mon_stat_t id; 267 efx_rc_t rc; 268 269 port_mask = (emip->emi_port == 1) 270 ? MCDI_MON_PORT_P1 271 : MCDI_MON_PORT_P2; 272 273 sensor = (uint16_t)MCDI_EV_FIELD(eqp, SENSOREVT_MONITOR); 274 state = (uint16_t)MCDI_EV_FIELD(eqp, SENSOREVT_STATE); 275 value = (uint16_t)MCDI_EV_FIELD(eqp, SENSOREVT_VALUE); 276 277 /* Hardware must support this MCDI sensor */ 278 EFSYS_ASSERT3U(sensor, <, (8 * encp->enc_mcdi_sensor_mask_size)); 279 EFSYS_ASSERT((sensor % MCDI_MON_PAGE_SIZE) != MC_CMD_SENSOR_PAGE0_NEXT); 280 EFSYS_ASSERT(encp->enc_mcdi_sensor_maskp != NULL); 281 EFSYS_ASSERT((encp->enc_mcdi_sensor_maskp[sensor / MCDI_MON_PAGE_SIZE] & 282 (1U << (sensor % MCDI_MON_PAGE_SIZE))) != 0); 283 284 /* But we don't have to understand it */ 285 if (sensor >= EFX_ARRAY_SIZE(mcdi_sensor_map)) { 286 rc = ENOTSUP; 287 goto fail1; 288 } 289 id = mcdi_sensor_map[sensor].msm_stat; 290 if ((port_mask & mcdi_sensor_map[sensor].msm_port_mask) == 0) 291 return (ENODEV); 292 EFSYS_ASSERT(id < EFX_MON_NSTATS); 293 294 *idp = id; 295 valuep->emsv_value = value; 296 valuep->emsv_state = state; 297 298 return (0); 299 300 fail1: 301 EFSYS_PROBE1(fail1, efx_rc_t, rc); 302 303 return (rc); 304 } 305 306 307 static __checkReturn efx_rc_t 308 efx_mcdi_read_sensors( 309 __in efx_nic_t *enp, 310 __in efsys_mem_t *esmp, 311 __in uint32_t size) 312 { 313 efx_mcdi_req_t req; 314 uint8_t payload[MAX(MC_CMD_READ_SENSORS_EXT_IN_LEN, 315 MC_CMD_READ_SENSORS_EXT_OUT_LEN)]; 316 uint32_t addr_lo, addr_hi; 317 318 req.emr_cmd = MC_CMD_READ_SENSORS; 319 req.emr_in_buf = payload; 320 req.emr_in_length = MC_CMD_READ_SENSORS_EXT_IN_LEN; 321 req.emr_out_buf = payload; 322 req.emr_out_length = MC_CMD_READ_SENSORS_EXT_OUT_LEN; 323 324 addr_lo = (uint32_t)(EFSYS_MEM_ADDR(esmp) & 0xffffffff); 325 addr_hi = (uint32_t)(EFSYS_MEM_ADDR(esmp) >> 32); 326 327 MCDI_IN_SET_DWORD(req, READ_SENSORS_EXT_IN_DMA_ADDR_LO, addr_lo); 328 MCDI_IN_SET_DWORD(req, READ_SENSORS_EXT_IN_DMA_ADDR_HI, addr_hi); 329 MCDI_IN_SET_DWORD(req, READ_SENSORS_EXT_IN_LENGTH, size); 330 331 efx_mcdi_execute(enp, &req); 332 333 return (req.emr_rc); 334 } 335 336 static __checkReturn efx_rc_t 337 efx_mcdi_sensor_info_npages( 338 __in efx_nic_t *enp, 339 __out uint32_t *npagesp) 340 { 341 efx_mcdi_req_t req; 342 uint8_t payload[MAX(MC_CMD_SENSOR_INFO_EXT_IN_LEN, 343 MC_CMD_SENSOR_INFO_OUT_LENMAX)]; 344 int page; 345 efx_rc_t rc; 346 347 EFSYS_ASSERT(npagesp != NULL); 348 349 page = 0; 350 do { 351 (void) memset(payload, 0, sizeof (payload)); 352 req.emr_cmd = MC_CMD_SENSOR_INFO; 353 req.emr_in_buf = payload; 354 req.emr_in_length = MC_CMD_SENSOR_INFO_EXT_IN_LEN; 355 req.emr_out_buf = payload; 356 req.emr_out_length = MC_CMD_SENSOR_INFO_OUT_LENMAX; 357 358 MCDI_IN_SET_DWORD(req, SENSOR_INFO_EXT_IN_PAGE, page++); 359 360 efx_mcdi_execute_quiet(enp, &req); 361 362 if (req.emr_rc != 0) { 363 rc = req.emr_rc; 364 goto fail1; 365 } 366 } while (MCDI_OUT_DWORD(req, SENSOR_INFO_OUT_MASK) & 367 (1U << MC_CMD_SENSOR_PAGE0_NEXT)); 368 369 *npagesp = page; 370 371 return (0); 372 373 fail1: 374 EFSYS_PROBE1(fail1, efx_rc_t, rc); 375 376 return (rc); 377 } 378 379 static __checkReturn efx_rc_t 380 efx_mcdi_sensor_info( 381 __in efx_nic_t *enp, 382 __out_ecount(npages) uint32_t *sensor_maskp, 383 __in size_t npages) 384 { 385 efx_mcdi_req_t req; 386 uint8_t payload[MAX(MC_CMD_SENSOR_INFO_EXT_IN_LEN, 387 MC_CMD_SENSOR_INFO_OUT_LENMAX)]; 388 uint32_t page; 389 efx_rc_t rc; 390 391 EFSYS_ASSERT(sensor_maskp != NULL); 392 393 for (page = 0; page < npages; page++) { 394 uint32_t mask; 395 396 (void) memset(payload, 0, sizeof (payload)); 397 req.emr_cmd = MC_CMD_SENSOR_INFO; 398 req.emr_in_buf = payload; 399 req.emr_in_length = MC_CMD_SENSOR_INFO_EXT_IN_LEN; 400 req.emr_out_buf = payload; 401 req.emr_out_length = MC_CMD_SENSOR_INFO_OUT_LENMAX; 402 403 MCDI_IN_SET_DWORD(req, SENSOR_INFO_EXT_IN_PAGE, page); 404 405 efx_mcdi_execute(enp, &req); 406 407 if (req.emr_rc != 0) { 408 rc = req.emr_rc; 409 goto fail1; 410 } 411 412 mask = MCDI_OUT_DWORD(req, SENSOR_INFO_OUT_MASK); 413 414 if ((page != (npages - 1)) && 415 ((mask & (1U << MC_CMD_SENSOR_PAGE0_NEXT)) == 0)) { 416 rc = EINVAL; 417 goto fail2; 418 } 419 sensor_maskp[page] = mask; 420 } 421 422 if (sensor_maskp[npages - 1] & (1U << MC_CMD_SENSOR_PAGE0_NEXT)) { 423 rc = EINVAL; 424 goto fail3; 425 } 426 427 return (0); 428 429 fail3: 430 EFSYS_PROBE(fail3); 431 fail2: 432 EFSYS_PROBE(fail2); 433 fail1: 434 EFSYS_PROBE1(fail1, efx_rc_t, rc); 435 436 return (rc); 437 } 438 439 __checkReturn efx_rc_t 440 mcdi_mon_stats_update( 441 __in efx_nic_t *enp, 442 __in efsys_mem_t *esmp, 443 __inout_ecount(EFX_MON_NSTATS) efx_mon_stat_value_t *values) 444 { 445 efx_nic_cfg_t *encp = &(enp->en_nic_cfg); 446 uint32_t size = encp->enc_mon_stat_dma_buf_size; 447 efx_rc_t rc; 448 449 if ((rc = efx_mcdi_read_sensors(enp, esmp, size)) != 0) 450 goto fail1; 451 452 EFSYS_DMA_SYNC_FOR_KERNEL(esmp, 0, size); 453 454 mcdi_mon_decode_stats(enp, 455 encp->enc_mcdi_sensor_maskp, 456 encp->enc_mcdi_sensor_mask_size, 457 esmp, NULL, values); 458 459 return (0); 460 461 fail1: 462 EFSYS_PROBE1(fail1, efx_rc_t, rc); 463 464 return (rc); 465 } 466 467 __checkReturn efx_rc_t 468 mcdi_mon_cfg_build( 469 __in efx_nic_t *enp) 470 { 471 efx_nic_cfg_t *encp = &(enp->en_nic_cfg); 472 uint32_t npages; 473 efx_rc_t rc; 474 475 switch (enp->en_family) { 476 #if EFSYS_OPT_SIENA 477 case EFX_FAMILY_SIENA: 478 encp->enc_mon_type = EFX_MON_SFC90X0; 479 break; 480 #endif 481 #if EFSYS_OPT_HUNTINGTON 482 case EFX_FAMILY_HUNTINGTON: 483 encp->enc_mon_type = EFX_MON_SFC91X0; 484 break; 485 #endif 486 #if EFSYS_OPT_MEDFORD 487 case EFX_FAMILY_MEDFORD: 488 encp->enc_mon_type = EFX_MON_SFC92X0; 489 break; 490 #endif 491 default: 492 rc = EINVAL; 493 goto fail1; 494 } 495 496 /* Get mc sensor mask size */ 497 npages = 0; 498 if ((rc = efx_mcdi_sensor_info_npages(enp, &npages)) != 0) 499 goto fail2; 500 501 encp->enc_mon_stat_dma_buf_size = npages * EFX_MON_STATS_PAGE_SIZE; 502 encp->enc_mcdi_sensor_mask_size = npages * sizeof (uint32_t); 503 504 /* Allocate mc sensor mask */ 505 EFSYS_KMEM_ALLOC(enp->en_esip, 506 encp->enc_mcdi_sensor_mask_size, 507 encp->enc_mcdi_sensor_maskp); 508 509 if (encp->enc_mcdi_sensor_maskp == NULL) { 510 rc = ENOMEM; 511 goto fail3; 512 } 513 514 /* Read mc sensor mask */ 515 if ((rc = efx_mcdi_sensor_info(enp, 516 encp->enc_mcdi_sensor_maskp, 517 npages)) != 0) 518 goto fail4; 519 520 /* Build monitor statistics mask */ 521 mcdi_mon_decode_stats(enp, 522 encp->enc_mcdi_sensor_maskp, 523 encp->enc_mcdi_sensor_mask_size, 524 NULL, encp->enc_mon_stat_mask, NULL); 525 526 return (0); 527 528 fail4: 529 EFSYS_PROBE(fail4); 530 EFSYS_KMEM_FREE(enp->en_esip, 531 encp->enc_mcdi_sensor_mask_size, 532 encp->enc_mcdi_sensor_maskp); 533 534 fail3: 535 EFSYS_PROBE(fail3); 536 537 fail2: 538 EFSYS_PROBE(fail2); 539 540 fail1: 541 EFSYS_PROBE1(fail1, efx_rc_t, rc); 542 543 return (rc); 544 } 545 546 void 547 mcdi_mon_cfg_free( 548 __in efx_nic_t *enp) 549 { 550 efx_nic_cfg_t *encp = &(enp->en_nic_cfg); 551 552 if (encp->enc_mcdi_sensor_maskp != NULL) { 553 EFSYS_KMEM_FREE(enp->en_esip, 554 encp->enc_mcdi_sensor_mask_size, 555 encp->enc_mcdi_sensor_maskp); 556 } 557 } 558 559 560 #endif /* EFSYS_OPT_MON_STATS */ 561 562 #endif /* EFSYS_OPT_MON_MCDI */ 563