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
mcdi_mon_decode_stats(__in efx_nic_t * enp,__in_ecount (sensor_mask_size)uint32_t * sensor_mask,__in size_t sensor_mask_size,__in_opt efsys_mem_t * esmp,__out_ecount_opt (sensor_mask_size)uint32_t * stat_maskp,__inout_ecount_opt (EFX_MON_NSTATS)efx_mon_stat_value_t * stat)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
mcdi_mon_ev(__in efx_nic_t * enp,__in efx_qword_t * eqp,__out efx_mon_stat_t * idp,__out efx_mon_stat_value_t * valuep)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
efx_mcdi_read_sensors(__in efx_nic_t * enp,__in efsys_mem_t * esmp,__in uint32_t size)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
efx_mcdi_sensor_info_npages(__in efx_nic_t * enp,__out uint32_t * npagesp)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
efx_mcdi_sensor_info(__in efx_nic_t * enp,__out_ecount (npages)uint32_t * sensor_maskp,__in size_t npages)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
mcdi_mon_stats_update(__in efx_nic_t * enp,__in efsys_mem_t * esmp,__inout_ecount (EFX_MON_NSTATS)efx_mon_stat_value_t * values)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
mcdi_mon_cfg_build(__in efx_nic_t * enp)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
mcdi_mon_cfg_free(__in efx_nic_t * enp)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