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drm/amd/powerplay: support sw smu hotspot and memory temperature retrieval

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Support hotspot and memory temperature retrieval on sw smu routine.

Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Evan Quan 2019-05-14 11:46:27 +08:00 committed by Alex Deucher
parent 986b21b8c8
commit 917048d132
2 changed files with 66 additions and 11 deletions
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3
drivers/gpu/drm/amd/powerplay/inc/smu_v11_0.h
View File

@ -36,6 +36,9 @@
#define smnMP0_FW_INTF 0x30101c0
#define smnMP1_PUB_CTRL 0x3010b14
#define TEMP_RANGE_MIN (0)
#define TEMP_RANGE_MAX (80 * 1000)
struct smu_11_0_max_sustainable_clocks {
uint32_t display_clock;
uint32_t phy_clock;

74
drivers/gpu/drm/amd/powerplay/smu_v11_0.c
View File

@ -1011,9 +1011,20 @@ static int smu_v11_0_get_current_clk_freq(struct smu_context *smu, uint32_t clk_
static int smu_v11_0_get_thermal_range(struct smu_context *smu,
struct PP_TemperatureRange *range)
{
PPTable_t *pptable = smu->smu_table.driver_pptable;
memcpy(range, &SMU7ThermalWithDelayPolicy[0], sizeof(struct PP_TemperatureRange));
range->max = smu->smu_table.software_shutdown_temp *
range->max = pptable->TedgeLimit *
PP_TEMPERATURE_UNITS_PER_CENTIGRADES;
range->edge_emergency_max = (pptable->TedgeLimit + CTF_OFFSET_EDGE) *
PP_TEMPERATURE_UNITS_PER_CENTIGRADES;
range->hotspot_crit_max = pptable->ThotspotLimit *
PP_TEMPERATURE_UNITS_PER_CENTIGRADES;
range->hotspot_emergency_max = (pptable->ThotspotLimit + CTF_OFFSET_HOTSPOT) *
PP_TEMPERATURE_UNITS_PER_CENTIGRADES;
range->mem_crit_max = pptable->ThbmLimit *
PP_TEMPERATURE_UNITS_PER_CENTIGRADES;
range->mem_emergency_max = (pptable->ThbmLimit + CTF_OFFSET_HBM)*
PP_TEMPERATURE_UNITS_PER_CENTIGRADES;
return 0;
@ -1078,7 +1089,16 @@ static int smu_v11_0_set_thermal_fan_table(struct smu_context *smu)
static int smu_v11_0_start_thermal_control(struct smu_context *smu)
{
int ret = 0;
struct PP_TemperatureRange range;
struct PP_TemperatureRange range = {
TEMP_RANGE_MIN,
TEMP_RANGE_MAX,
TEMP_RANGE_MAX,
TEMP_RANGE_MIN,
TEMP_RANGE_MAX,
TEMP_RANGE_MAX,
TEMP_RANGE_MIN,
TEMP_RANGE_MAX,
TEMP_RANGE_MAX};
struct amdgpu_device *adev = smu->adev;
smu_v11_0_get_thermal_range(smu, &range);
@ -1098,6 +1118,13 @@ static int smu_v11_0_start_thermal_control(struct smu_context *smu)
adev->pm.dpm.thermal.min_temp = range.min;
adev->pm.dpm.thermal.max_temp = range.max;
adev->pm.dpm.thermal.max_edge_emergency_temp = range.edge_emergency_max;
adev->pm.dpm.thermal.min_hotspot_temp = range.hotspot_min;
adev->pm.dpm.thermal.max_hotspot_crit_temp = range.hotspot_crit_max;
adev->pm.dpm.thermal.max_hotspot_emergency_temp = range.hotspot_emergency_max;
adev->pm.dpm.thermal.min_mem_temp = range.mem_min;
adev->pm.dpm.thermal.max_mem_crit_temp = range.mem_crit_max;
adev->pm.dpm.thermal.max_mem_emergency_temp = range.mem_emergency_max;
return ret;
}
@ -1151,22 +1178,45 @@ static int smu_v11_0_get_current_activity_percent(struct smu_context *smu,
return 0;
}
static int smu_v11_0_thermal_get_temperature(struct smu_context *smu, uint32_t *value)
static int smu_v11_0_thermal_get_temperature(struct smu_context *smu,
enum amd_pp_sensors sensor,
uint32_t *value)
{
struct amdgpu_device *adev = smu->adev;
SmuMetrics_t metrics;
uint32_t temp = 0;
int ret = 0;
if (!value)
return -EINVAL;
temp = RREG32_SOC15(THM, 0, mmCG_MULT_THERMAL_STATUS);
temp = (temp & CG_MULT_THERMAL_STATUS__CTF_TEMP_MASK) >>
CG_MULT_THERMAL_STATUS__CTF_TEMP__SHIFT;
ret = smu_v11_0_get_metrics_table(smu, &metrics);
if (ret)
return ret;
temp = temp & 0x1ff;
temp *= SMU11_TEMPERATURE_UNITS_PER_CENTIGRADES;
switch (sensor) {
case AMDGPU_PP_SENSOR_HOTSPOT_TEMP:
temp = RREG32_SOC15(THM, 0, mmCG_MULT_THERMAL_STATUS);
temp = (temp & CG_MULT_THERMAL_STATUS__CTF_TEMP_MASK) >>
CG_MULT_THERMAL_STATUS__CTF_TEMP__SHIFT;
*value = temp;
temp = temp & 0x1ff;
temp *= SMU11_TEMPERATURE_UNITS_PER_CENTIGRADES;
*value = temp;
break;
case AMDGPU_PP_SENSOR_EDGE_TEMP:
*value = metrics.TemperatureEdge *
PP_TEMPERATURE_UNITS_PER_CENTIGRADES;
break;
case AMDGPU_PP_SENSOR_MEM_TEMP:
*value = metrics.TemperatureHBM *
PP_TEMPERATURE_UNITS_PER_CENTIGRADES;
break;
default:
pr_err("Invalid sensor for retrieving temp\n");
return -EINVAL;
}
return 0;
}
@ -1235,8 +1285,10 @@ static int smu_v11_0_read_sensor(struct smu_context *smu,
ret = smu_get_current_clk_freq(smu, PPCLK_GFXCLK, (uint32_t *)data);
*size = 4;
break;
case AMDGPU_PP_SENSOR_GPU_TEMP:
ret = smu_v11_0_thermal_get_temperature(smu, (uint32_t *)data);
case AMDGPU_PP_SENSOR_HOTSPOT_TEMP:
case AMDGPU_PP_SENSOR_EDGE_TEMP:
case AMDGPU_PP_SENSOR_MEM_TEMP:
ret = smu_v11_0_thermal_get_temperature(smu, sensor, (uint32_t *)data);
*size = 4;
break;
case AMDGPU_PP_SENSOR_GPU_POWER: