2 * Copyright 2016 Advanced Micro Devices, Inc.
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
24 #include <asm/div64.h>
25 #include "polaris10_thermal.h"
26 #include "polaris10_hwmgr.h"
27 #include "polaris10_smumgr.h"
28 #include "polaris10_ppsmc.h"
29 #include "smu/smu_7_1_3_d.h"
30 #include "smu/smu_7_1_3_sh_mask.h"
32 int polaris10_fan_ctrl_get_fan_speed_info(struct pp_hwmgr *hwmgr,
33 struct phm_fan_speed_info *fan_speed_info)
35 if (hwmgr->thermal_controller.fanInfo.bNoFan)
38 fan_speed_info->supports_percent_read = true;
39 fan_speed_info->supports_percent_write = true;
40 fan_speed_info->min_percent = 0;
41 fan_speed_info->max_percent = 100;
43 if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
44 PHM_PlatformCaps_FanSpeedInTableIsRPM) &&
45 hwmgr->thermal_controller.fanInfo.ucTachometerPulsesPerRevolution) {
46 fan_speed_info->supports_rpm_read = true;
47 fan_speed_info->supports_rpm_write = true;
48 fan_speed_info->min_rpm = hwmgr->thermal_controller.fanInfo.ulMinRPM;
49 fan_speed_info->max_rpm = hwmgr->thermal_controller.fanInfo.ulMaxRPM;
51 fan_speed_info->min_rpm = 0;
52 fan_speed_info->max_rpm = 0;
58 int polaris10_fan_ctrl_get_fan_speed_percent(struct pp_hwmgr *hwmgr,
65 if (hwmgr->thermal_controller.fanInfo.bNoFan)
68 duty100 = PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC,
69 CG_FDO_CTRL1, FMAX_DUTY100);
70 duty = PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC,
71 CG_THERMAL_STATUS, FDO_PWM_DUTY);
77 tmp64 = (uint64_t)duty * 100;
78 do_div(tmp64, duty100);
79 *speed = (uint32_t)tmp64;
87 int polaris10_fan_ctrl_get_fan_speed_rpm(struct pp_hwmgr *hwmgr, uint32_t *speed)
90 uint32_t crystal_clock_freq;
92 if (hwmgr->thermal_controller.fanInfo.bNoFan ||
93 (hwmgr->thermal_controller.fanInfo.
94 ucTachometerPulsesPerRevolution == 0))
97 tach_period = PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC,
98 CG_TACH_STATUS, TACH_PERIOD);
100 if (tach_period == 0)
103 crystal_clock_freq = tonga_get_xclk(hwmgr);
105 *speed = 60 * crystal_clock_freq * 10000 / tach_period;
111 * Set Fan Speed Control to static mode, so that the user can decide what speed to use.
112 * @param hwmgr the address of the powerplay hardware manager.
113 * mode the fan control mode, 0 default, 1 by percent, 5, by RPM
114 * @exception Should always succeed.
116 int polaris10_fan_ctrl_set_static_mode(struct pp_hwmgr *hwmgr, uint32_t mode)
119 if (hwmgr->fan_ctrl_is_in_default_mode) {
120 hwmgr->fan_ctrl_default_mode =
121 PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC,
122 CG_FDO_CTRL2, FDO_PWM_MODE);
124 PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC,
126 hwmgr->fan_ctrl_is_in_default_mode = false;
129 PHM_WRITE_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC,
130 CG_FDO_CTRL2, TMIN, 0);
131 PHM_WRITE_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC,
132 CG_FDO_CTRL2, FDO_PWM_MODE, mode);
138 * Reset Fan Speed Control to default mode.
139 * @param hwmgr the address of the powerplay hardware manager.
140 * @exception Should always succeed.
142 int polaris10_fan_ctrl_set_default_mode(struct pp_hwmgr *hwmgr)
144 if (!hwmgr->fan_ctrl_is_in_default_mode) {
145 PHM_WRITE_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC,
146 CG_FDO_CTRL2, FDO_PWM_MODE, hwmgr->fan_ctrl_default_mode);
147 PHM_WRITE_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC,
148 CG_FDO_CTRL2, TMIN, hwmgr->tmin);
149 hwmgr->fan_ctrl_is_in_default_mode = true;
155 int polaris10_fan_ctrl_start_smc_fan_control(struct pp_hwmgr *hwmgr)
159 if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
160 PHM_PlatformCaps_ODFuzzyFanControlSupport)) {
161 cgs_write_register(hwmgr->device, mmSMC_MSG_ARG_0, FAN_CONTROL_FUZZY);
162 result = smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_StartFanControl);
164 if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
165 PHM_PlatformCaps_FanSpeedInTableIsRPM))
166 hwmgr->hwmgr_func->set_max_fan_rpm_output(hwmgr,
167 hwmgr->thermal_controller.
168 advanceFanControlParameters.usMaxFanRPM);
170 hwmgr->hwmgr_func->set_max_fan_pwm_output(hwmgr,
171 hwmgr->thermal_controller.
172 advanceFanControlParameters.usMaxFanPWM);
175 cgs_write_register(hwmgr->device, mmSMC_MSG_ARG_0, FAN_CONTROL_TABLE);
176 result = smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_StartFanControl);
179 if (!result && hwmgr->thermal_controller.
180 advanceFanControlParameters.ucTargetTemperature)
181 result = smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
182 PPSMC_MSG_SetFanTemperatureTarget,
183 hwmgr->thermal_controller.
184 advanceFanControlParameters.ucTargetTemperature);
190 int polaris10_fan_ctrl_stop_smc_fan_control(struct pp_hwmgr *hwmgr)
192 return smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_StopFanControl);
196 * Set Fan Speed in percent.
197 * @param hwmgr the address of the powerplay hardware manager.
198 * @param speed is the percentage value (0% - 100%) to be set.
199 * @exception Fails is the 100% setting appears to be 0.
201 int polaris10_fan_ctrl_set_fan_speed_percent(struct pp_hwmgr *hwmgr,
208 if (hwmgr->thermal_controller.fanInfo.bNoFan)
214 if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
215 PHM_PlatformCaps_MicrocodeFanControl))
216 polaris10_fan_ctrl_stop_smc_fan_control(hwmgr);
218 duty100 = PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC,
219 CG_FDO_CTRL1, FMAX_DUTY100);
224 tmp64 = (uint64_t)speed * duty100;
226 duty = (uint32_t)tmp64;
228 PHM_WRITE_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC,
229 CG_FDO_CTRL0, FDO_STATIC_DUTY, duty);
231 return polaris10_fan_ctrl_set_static_mode(hwmgr, FDO_PWM_MODE_STATIC);
235 * Reset Fan Speed to default.
236 * @param hwmgr the address of the powerplay hardware manager.
237 * @exception Always succeeds.
239 int polaris10_fan_ctrl_reset_fan_speed_to_default(struct pp_hwmgr *hwmgr)
243 if (hwmgr->thermal_controller.fanInfo.bNoFan)
246 if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
247 PHM_PlatformCaps_MicrocodeFanControl)) {
248 result = polaris10_fan_ctrl_set_static_mode(hwmgr, FDO_PWM_MODE_STATIC);
250 result = polaris10_fan_ctrl_start_smc_fan_control(hwmgr);
252 result = polaris10_fan_ctrl_set_default_mode(hwmgr);
258 * Set Fan Speed in RPM.
259 * @param hwmgr the address of the powerplay hardware manager.
260 * @param speed is the percentage value (min - max) to be set.
261 * @exception Fails is the speed not lie between min and max.
263 int polaris10_fan_ctrl_set_fan_speed_rpm(struct pp_hwmgr *hwmgr, uint32_t speed)
265 uint32_t tach_period;
266 uint32_t crystal_clock_freq;
268 if (hwmgr->thermal_controller.fanInfo.bNoFan ||
269 (hwmgr->thermal_controller.fanInfo.
270 ucTachometerPulsesPerRevolution == 0) ||
271 (speed < hwmgr->thermal_controller.fanInfo.ulMinRPM) ||
272 (speed > hwmgr->thermal_controller.fanInfo.ulMaxRPM))
275 if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
276 PHM_PlatformCaps_MicrocodeFanControl))
277 polaris10_fan_ctrl_stop_smc_fan_control(hwmgr);
279 crystal_clock_freq = tonga_get_xclk(hwmgr);
281 tach_period = 60 * crystal_clock_freq * 10000 / (8 * speed);
283 PHM_WRITE_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC,
284 CG_TACH_STATUS, TACH_PERIOD, tach_period);
286 return polaris10_fan_ctrl_set_static_mode(hwmgr, FDO_PWM_MODE_STATIC);
290 * Reads the remote temperature from the SIslands thermal controller.
292 * @param hwmgr The address of the hardware manager.
294 int polaris10_thermal_get_temperature(struct pp_hwmgr *hwmgr)
298 temp = PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC,
299 CG_MULT_THERMAL_STATUS, CTF_TEMP);
301 /* Bit 9 means the reading is lower than the lowest usable value. */
303 temp = POLARIS10_THERMAL_MAXIMUM_TEMP_READING;
307 temp *= PP_TEMPERATURE_UNITS_PER_CENTIGRADES;
313 * Set the requested temperature range for high and low alert signals
315 * @param hwmgr The address of the hardware manager.
316 * @param range Temperature range to be programmed for high and low alert signals
317 * @exception PP_Result_BadInput if the input data is not valid.
319 static int polaris10_thermal_set_temperature_range(struct pp_hwmgr *hwmgr,
320 uint32_t low_temp, uint32_t high_temp)
322 uint32_t low = POLARIS10_THERMAL_MINIMUM_ALERT_TEMP *
323 PP_TEMPERATURE_UNITS_PER_CENTIGRADES;
324 uint32_t high = POLARIS10_THERMAL_MAXIMUM_ALERT_TEMP *
325 PP_TEMPERATURE_UNITS_PER_CENTIGRADES;
329 if (high > high_temp)
335 PHM_WRITE_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC,
336 CG_THERMAL_INT, DIG_THERM_INTH,
337 (high / PP_TEMPERATURE_UNITS_PER_CENTIGRADES));
338 PHM_WRITE_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC,
339 CG_THERMAL_INT, DIG_THERM_INTL,
340 (low / PP_TEMPERATURE_UNITS_PER_CENTIGRADES));
341 PHM_WRITE_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC,
342 CG_THERMAL_CTRL, DIG_THERM_DPM,
343 (high / PP_TEMPERATURE_UNITS_PER_CENTIGRADES));
349 * Programs thermal controller one-time setting registers
351 * @param hwmgr The address of the hardware manager.
353 static int polaris10_thermal_initialize(struct pp_hwmgr *hwmgr)
355 if (hwmgr->thermal_controller.fanInfo.ucTachometerPulsesPerRevolution)
356 PHM_WRITE_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC,
357 CG_TACH_CTRL, EDGE_PER_REV,
358 hwmgr->thermal_controller.fanInfo.
359 ucTachometerPulsesPerRevolution - 1);
361 PHM_WRITE_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC,
362 CG_FDO_CTRL2, TACH_PWM_RESP_RATE, 0x28);
368 * Enable thermal alerts on the RV770 thermal controller.
370 * @param hwmgr The address of the hardware manager.
372 static int polaris10_thermal_enable_alert(struct pp_hwmgr *hwmgr)
376 alert = PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC,
377 CG_THERMAL_INT, THERM_INT_MASK);
378 alert &= ~(POLARIS10_THERMAL_HIGH_ALERT_MASK | POLARIS10_THERMAL_LOW_ALERT_MASK);
379 PHM_WRITE_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC,
380 CG_THERMAL_INT, THERM_INT_MASK, alert);
382 /* send message to SMU to enable internal thermal interrupts */
383 return smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_Thermal_Cntl_Enable);
387 * Disable thermal alerts on the RV770 thermal controller.
388 * @param hwmgr The address of the hardware manager.
390 static int polaris10_thermal_disable_alert(struct pp_hwmgr *hwmgr)
394 alert = PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC,
395 CG_THERMAL_INT, THERM_INT_MASK);
396 alert |= (POLARIS10_THERMAL_HIGH_ALERT_MASK | POLARIS10_THERMAL_LOW_ALERT_MASK);
397 PHM_WRITE_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC,
398 CG_THERMAL_INT, THERM_INT_MASK, alert);
400 /* send message to SMU to disable internal thermal interrupts */
401 return smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_Thermal_Cntl_Disable);
405 * Uninitialize the thermal controller.
406 * Currently just disables alerts.
407 * @param hwmgr The address of the hardware manager.
409 int polaris10_thermal_stop_thermal_controller(struct pp_hwmgr *hwmgr)
411 int result = polaris10_thermal_disable_alert(hwmgr);
413 if (!hwmgr->thermal_controller.fanInfo.bNoFan)
414 polaris10_fan_ctrl_set_default_mode(hwmgr);
420 * Set up the fan table to control the fan using the SMC.
421 * @param hwmgr the address of the powerplay hardware manager.
422 * @param pInput the pointer to input data
423 * @param pOutput the pointer to output data
424 * @param pStorage the pointer to temporary storage
425 * @param Result the last failure code
426 * @return result from set temperature range routine
428 int tf_polaris10_thermal_setup_fan_table(struct pp_hwmgr *hwmgr,
429 void *input, void *output, void *storage, int result)
431 struct polaris10_hwmgr *data = (struct polaris10_hwmgr *)(hwmgr->backend);
432 SMU74_Discrete_FanTable fan_table = { FDO_MODE_HARDWARE };
434 uint32_t t_diff1, t_diff2, pwm_diff1, pwm_diff2;
435 uint16_t fdo_min, slope1, slope2;
436 uint32_t reference_clock;
440 if (data->fan_table_start == 0) {
441 phm_cap_unset(hwmgr->platform_descriptor.platformCaps,
442 PHM_PlatformCaps_MicrocodeFanControl);
446 duty100 = PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC,
447 CG_FDO_CTRL1, FMAX_DUTY100);
450 phm_cap_unset(hwmgr->platform_descriptor.platformCaps,
451 PHM_PlatformCaps_MicrocodeFanControl);
455 tmp64 = hwmgr->thermal_controller.advanceFanControlParameters.
457 do_div(tmp64, 10000);
458 fdo_min = (uint16_t)tmp64;
460 t_diff1 = hwmgr->thermal_controller.advanceFanControlParameters.usTMed -
461 hwmgr->thermal_controller.advanceFanControlParameters.usTMin;
462 t_diff2 = hwmgr->thermal_controller.advanceFanControlParameters.usTHigh -
463 hwmgr->thermal_controller.advanceFanControlParameters.usTMed;
465 pwm_diff1 = hwmgr->thermal_controller.advanceFanControlParameters.usPWMMed -
466 hwmgr->thermal_controller.advanceFanControlParameters.usPWMMin;
467 pwm_diff2 = hwmgr->thermal_controller.advanceFanControlParameters.usPWMHigh -
468 hwmgr->thermal_controller.advanceFanControlParameters.usPWMMed;
470 slope1 = (uint16_t)((50 + ((16 * duty100 * pwm_diff1) / t_diff1)) / 100);
471 slope2 = (uint16_t)((50 + ((16 * duty100 * pwm_diff2) / t_diff2)) / 100);
473 fan_table.TempMin = cpu_to_be16((50 + hwmgr->
474 thermal_controller.advanceFanControlParameters.usTMin) / 100);
475 fan_table.TempMed = cpu_to_be16((50 + hwmgr->
476 thermal_controller.advanceFanControlParameters.usTMed) / 100);
477 fan_table.TempMax = cpu_to_be16((50 + hwmgr->
478 thermal_controller.advanceFanControlParameters.usTMax) / 100);
480 fan_table.Slope1 = cpu_to_be16(slope1);
481 fan_table.Slope2 = cpu_to_be16(slope2);
483 fan_table.FdoMin = cpu_to_be16(fdo_min);
485 fan_table.HystDown = cpu_to_be16(hwmgr->
486 thermal_controller.advanceFanControlParameters.ucTHyst);
488 fan_table.HystUp = cpu_to_be16(1);
490 fan_table.HystSlope = cpu_to_be16(1);
492 fan_table.TempRespLim = cpu_to_be16(5);
494 reference_clock = tonga_get_xclk(hwmgr);
496 fan_table.RefreshPeriod = cpu_to_be32((hwmgr->
497 thermal_controller.advanceFanControlParameters.ulCycleDelay *
498 reference_clock) / 1600);
500 fan_table.FdoMax = cpu_to_be16((uint16_t)duty100);
502 fan_table.TempSrc = (uint8_t)PHM_READ_VFPF_INDIRECT_FIELD(
503 hwmgr->device, CGS_IND_REG__SMC,
504 CG_MULT_THERMAL_CTRL, TEMP_SEL);
506 res = polaris10_copy_bytes_to_smc(hwmgr->smumgr, data->fan_table_start,
507 (uint8_t *)&fan_table, (uint32_t)sizeof(fan_table),
510 if (!res && hwmgr->thermal_controller.
511 advanceFanControlParameters.ucMinimumPWMLimit)
512 res = smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
513 PPSMC_MSG_SetFanMinPwm,
514 hwmgr->thermal_controller.
515 advanceFanControlParameters.ucMinimumPWMLimit);
517 if (!res && hwmgr->thermal_controller.
518 advanceFanControlParameters.ulMinFanSCLKAcousticLimit)
519 res = smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
520 PPSMC_MSG_SetFanSclkTarget,
521 hwmgr->thermal_controller.
522 advanceFanControlParameters.ulMinFanSCLKAcousticLimit);
525 phm_cap_unset(hwmgr->platform_descriptor.platformCaps,
526 PHM_PlatformCaps_MicrocodeFanControl);
532 * Start the fan control on the SMC.
533 * @param hwmgr the address of the powerplay hardware manager.
534 * @param pInput the pointer to input data
535 * @param pOutput the pointer to output data
536 * @param pStorage the pointer to temporary storage
537 * @param Result the last failure code
538 * @return result from set temperature range routine
540 int tf_polaris10_thermal_start_smc_fan_control(struct pp_hwmgr *hwmgr,
541 void *input, void *output, void *storage, int result)
543 /* If the fantable setup has failed we could have disabled
544 * PHM_PlatformCaps_MicrocodeFanControl even after
545 * this function was included in the table.
546 * Make sure that we still think controlling the fan is OK.
548 if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
549 PHM_PlatformCaps_MicrocodeFanControl)) {
550 polaris10_fan_ctrl_start_smc_fan_control(hwmgr);
551 polaris10_fan_ctrl_set_static_mode(hwmgr, FDO_PWM_MODE_STATIC);
558 * Set temperature range for high and low alerts
559 * @param hwmgr the address of the powerplay hardware manager.
560 * @param pInput the pointer to input data
561 * @param pOutput the pointer to output data
562 * @param pStorage the pointer to temporary storage
563 * @param Result the last failure code
564 * @return result from set temperature range routine
566 int tf_polaris10_thermal_set_temperature_range(struct pp_hwmgr *hwmgr,
567 void *input, void *output, void *storage, int result)
569 struct PP_TemperatureRange *range = (struct PP_TemperatureRange *)input;
574 return polaris10_thermal_set_temperature_range(hwmgr, range->min, range->max);
578 * Programs one-time setting registers
579 * @param hwmgr the address of the powerplay hardware manager.
580 * @param pInput the pointer to input data
581 * @param pOutput the pointer to output data
582 * @param pStorage the pointer to temporary storage
583 * @param Result the last failure code
584 * @return result from initialize thermal controller routine
586 int tf_polaris10_thermal_initialize(struct pp_hwmgr *hwmgr,
587 void *input, void *output, void *storage, int result)
589 return polaris10_thermal_initialize(hwmgr);
593 * Enable high and low alerts
594 * @param hwmgr the address of the powerplay hardware manager.
595 * @param pInput the pointer to input data
596 * @param pOutput the pointer to output data
597 * @param pStorage the pointer to temporary storage
598 * @param Result the last failure code
599 * @return result from enable alert routine
601 int tf_polaris10_thermal_enable_alert(struct pp_hwmgr *hwmgr,
602 void *input, void *output, void *storage, int result)
604 return polaris10_thermal_enable_alert(hwmgr);
608 * Disable high and low alerts
609 * @param hwmgr the address of the powerplay hardware manager.
610 * @param pInput the pointer to input data
611 * @param pOutput the pointer to output data
612 * @param pStorage the pointer to temporary storage
613 * @param Result the last failure code
614 * @return result from disable alert routine
616 static int tf_polaris10_thermal_disable_alert(struct pp_hwmgr *hwmgr,
617 void *input, void *output, void *storage, int result)
619 return polaris10_thermal_disable_alert(hwmgr);
622 static int tf_polaris10_thermal_avfs_enable(struct pp_hwmgr *hwmgr,
623 void *input, void *output, void *storage, int result)
626 struct pp_smumgr *smumgr = (struct pp_smumgr *)(hwmgr->smumgr);
627 struct polaris10_smumgr *smu_data = (struct polaris10_smumgr *)(smumgr->backend);
629 if (smu_data->avfs.avfs_btc_status != AVFS_BTC_ENABLEAVFS)
632 ret = (smum_send_msg_to_smc(smumgr, PPSMC_MSG_EnableAvfs) == 0) ?
636 /* If this param is not changed, this function could fire unnecessarily */
637 smu_data->avfs.avfs_btc_status = AVFS_BTC_COMPLETED_PREVIOUSLY;
642 static const struct phm_master_table_item
643 polaris10_thermal_start_thermal_controller_master_list[] = {
644 {NULL, tf_polaris10_thermal_initialize},
645 {NULL, tf_polaris10_thermal_set_temperature_range},
646 {NULL, tf_polaris10_thermal_enable_alert},
647 {NULL, tf_polaris10_thermal_avfs_enable},
648 /* We should restrict performance levels to low before we halt the SMC.
649 * On the other hand we are still in boot state when we do this
650 * so it would be pointless.
651 * If this assumption changes we have to revisit this table.
653 {NULL, tf_polaris10_thermal_setup_fan_table},
654 {NULL, tf_polaris10_thermal_start_smc_fan_control},
658 static const struct phm_master_table_header
659 polaris10_thermal_start_thermal_controller_master = {
661 PHM_MasterTableFlag_None,
662 polaris10_thermal_start_thermal_controller_master_list
665 static const struct phm_master_table_item
666 polaris10_thermal_set_temperature_range_master_list[] = {
667 {NULL, tf_polaris10_thermal_disable_alert},
668 {NULL, tf_polaris10_thermal_set_temperature_range},
669 {NULL, tf_polaris10_thermal_enable_alert},
673 static const struct phm_master_table_header
674 polaris10_thermal_set_temperature_range_master = {
676 PHM_MasterTableFlag_None,
677 polaris10_thermal_set_temperature_range_master_list
680 int polaris10_thermal_ctrl_uninitialize_thermal_controller(struct pp_hwmgr *hwmgr)
682 if (!hwmgr->thermal_controller.fanInfo.bNoFan)
683 polaris10_fan_ctrl_set_default_mode(hwmgr);
688 * Initializes the thermal controller related functions in the Hardware Manager structure.
689 * @param hwmgr The address of the hardware manager.
690 * @exception Any error code from the low-level communication.
692 int pp_polaris10_thermal_initialize(struct pp_hwmgr *hwmgr)
696 result = phm_construct_table(hwmgr,
697 &polaris10_thermal_set_temperature_range_master,
698 &(hwmgr->set_temperature_range));
701 result = phm_construct_table(hwmgr,
702 &polaris10_thermal_start_thermal_controller_master,
703 &(hwmgr->start_thermal_controller));
705 phm_destroy_table(hwmgr, &(hwmgr->set_temperature_range));
709 hwmgr->fan_ctrl_is_in_default_mode = true;