Commit 2f613c70 authored by Kevin Wang's avatar Kevin Wang Committed by Alex Deucher

drm/amd/powerplay: implement sensor of thermal_get_temperature for smu11

add sensor interface of thermal temperature for debugfs and hwmon.
Signed-off-by: default avatarKevin Wang <Kevin1.Wang@amd.com>
Reviewed-by: default avatarHuang Rui <ray.huang@amd.com>
Reviewed-by: default avatarEvan Quan <evan.quan@amd.com>
Acked-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent c9b66043
...@@ -45,6 +45,8 @@ MODULE_FIRMWARE("amdgpu/vega20_smc.bin"); ...@@ -45,6 +45,8 @@ MODULE_FIRMWARE("amdgpu/vega20_smc.bin");
#define SMU11_THERMAL_MINIMUM_ALERT_TEMP 0 #define SMU11_THERMAL_MINIMUM_ALERT_TEMP 0
#define SMU11_THERMAL_MAXIMUM_ALERT_TEMP 255 #define SMU11_THERMAL_MAXIMUM_ALERT_TEMP 255
#define SMU11_TEMPERATURE_UNITS_PER_CENTIGRADES 1000
static int smu_v11_0_send_msg_without_waiting(struct smu_context *smu, static int smu_v11_0_send_msg_without_waiting(struct smu_context *smu,
uint16_t msg) uint16_t msg)
{ {
...@@ -1010,6 +1012,26 @@ static int smu_v11_0_get_current_activity_percent(struct smu_context *smu, ...@@ -1010,6 +1012,26 @@ static int smu_v11_0_get_current_activity_percent(struct smu_context *smu,
return 0; return 0;
} }
static int smu_v11_0_thermal_get_temperature(struct smu_context *smu, uint32_t *value)
{
struct amdgpu_device *adev = smu->adev;
uint32_t temp = 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;
temp = temp & 0x1ff;
temp *= SMU11_TEMPERATURE_UNITS_PER_CENTIGRADES;
*value = temp;
return 0;
}
static int smu_v11_0_read_sensor(struct smu_context *smu, static int smu_v11_0_read_sensor(struct smu_context *smu,
enum amd_pp_sensors sensor, enum amd_pp_sensors sensor,
void *data, uint32_t *size) void *data, uint32_t *size)
...@@ -1029,6 +1051,10 @@ static int smu_v11_0_read_sensor(struct smu_context *smu, ...@@ -1029,6 +1051,10 @@ static int smu_v11_0_read_sensor(struct smu_context *smu,
ret = smu_get_current_clk_freq(smu, PPCLK_GFXCLK, (uint32_t *)data); ret = smu_get_current_clk_freq(smu, PPCLK_GFXCLK, (uint32_t *)data);
*size = 4; *size = 4;
break; break;
case AMDGPU_PP_SENSOR_GPU_TEMP:
ret = smu_v11_0_thermal_get_temperature(smu, (uint32_t *)data);
*size = 4;
break;
default: default:
ret = -EINVAL; ret = -EINVAL;
break; break;
......
...@@ -794,6 +794,7 @@ static const struct pptable_funcs vega20_ppt_funcs = { ...@@ -794,6 +794,7 @@ static const struct pptable_funcs vega20_ppt_funcs = {
.populate_umd_state_clk = vega20_populate_umd_state_clk, .populate_umd_state_clk = vega20_populate_umd_state_clk,
.print_clk_levels = vega20_print_clk_levels, .print_clk_levels = vega20_print_clk_levels,
.force_clk_levels = vega20_force_clk_levels, .force_clk_levels = vega20_force_clk_levels,
}; };
void vega20_set_ppt_funcs(struct smu_context *smu) void vega20_set_ppt_funcs(struct smu_context *smu)
......
...@@ -28,7 +28,6 @@ ...@@ -28,7 +28,6 @@
#define MAX_REGULAR_DPM_NUMBER 16 #define MAX_REGULAR_DPM_NUMBER 16
#define MAX_PCIE_CONF 2 #define MAX_PCIE_CONF 2
struct vega20_dpm_level { struct vega20_dpm_level {
bool enabled; bool enabled;
uint32_t value; uint32_t value;
......
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