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drm/amd/pm: Add dpm interface for temp metrics

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Add dpm interface to get gpuboard/baseboard temperature metrics

v2: Add temperature metrics support check(Lijo)

v3: Return error code in case of operation not supported(Lijo)

Signed-off-by: Asad Kamal <asad.kamal@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Asad Kamal 2025-08-02 01:48:09 +08:00 committed by Alex Deucher
parent e9c840d450
commit 83953ec1fe
3 changed files with 145 additions and 0 deletions
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81
drivers/gpu/drm/amd/include/kgd_pp_interface.h
View File

@ -30,6 +30,12 @@ extern const struct amdgpu_ip_block_version smu_v12_0_ip_block;
extern const struct amdgpu_ip_block_version smu_v13_0_ip_block;
extern const struct amdgpu_ip_block_version smu_v14_0_ip_block;
enum smu_temp_metric_type {
SMU_TEMP_METRIC_BASEBOARD,
SMU_TEMP_METRIC_GPUBOARD,
SMU_TEMP_METRIC_MAX,
};
enum smu_event_type {
SMU_EVENT_RESET_COMPLETE = 0,
};
@ -496,6 +502,8 @@ struct amd_pm_funcs {
int (*set_df_cstate)(void *handle, enum pp_df_cstate state);
int (*set_xgmi_pstate)(void *handle, uint32_t pstate);
ssize_t (*get_gpu_metrics)(void *handle, void **table);
ssize_t (*get_temp_metrics)(void *handle, enum smu_temp_metric_type type, void *table);
bool (*temp_metrics_is_supported)(void *handle, enum smu_temp_metric_type type);
ssize_t (*get_xcp_metrics)(void *handle, int xcp_id, void *table);
ssize_t (*get_pm_metrics)(void *handle, void *pmmetrics, size_t size);
int (*set_watermarks_for_clock_ranges)(void *handle,
@ -1595,6 +1603,79 @@ struct amdgpu_pm_metrics {
uint8_t data[];
};
enum amdgpu_vr_temp {
AMDGPU_VDDCR_VDD0_TEMP,
AMDGPU_VDDCR_VDD1_TEMP,
AMDGPU_VDDCR_VDD2_TEMP,
AMDGPU_VDDCR_VDD3_TEMP,
AMDGPU_VDDCR_SOC_A_TEMP,
AMDGPU_VDDCR_SOC_C_TEMP,
AMDGPU_VDDCR_SOCIO_A_TEMP,
AMDGPU_VDDCR_SOCIO_C_TEMP,
AMDGPU_VDD_085_HBM_TEMP,
AMDGPU_VDDCR_11_HBM_B_TEMP,
AMDGPU_VDDCR_11_HBM_D_TEMP,
AMDGPU_VDD_USR_TEMP,
AMDGPU_VDDIO_11_E32_TEMP,
AMDGPU_VR_MAX_TEMP_ENTRIES,
};
enum amdgpu_system_temp {
AMDGPU_UBB_FPGA_TEMP,
AMDGPU_UBB_FRONT_TEMP,
AMDGPU_UBB_BACK_TEMP,
AMDGPU_UBB_OAM7_TEMP,
AMDGPU_UBB_IBC_TEMP,
AMDGPU_UBB_UFPGA_TEMP,
AMDGPU_UBB_OAM1_TEMP,
AMDGPU_OAM_0_1_HSC_TEMP,
AMDGPU_OAM_2_3_HSC_TEMP,
AMDGPU_OAM_4_5_HSC_TEMP,
AMDGPU_OAM_6_7_HSC_TEMP,
AMDGPU_UBB_FPGA_0V72_VR_TEMP,
AMDGPU_UBB_FPGA_3V3_VR_TEMP,
AMDGPU_RETIMER_0_1_2_3_1V2_VR_TEMP,
AMDGPU_RETIMER_4_5_6_7_1V2_VR_TEMP,
AMDGPU_RETIMER_0_1_0V9_VR_TEMP,
AMDGPU_RETIMER_4_5_0V9_VR_TEMP,
AMDGPU_RETIMER_2_3_0V9_VR_TEMP,
AMDGPU_RETIMER_6_7_0V9_VR_TEMP,
AMDGPU_OAM_0_1_2_3_3V3_VR_TEMP,
AMDGPU_OAM_4_5_6_7_3V3_VR_TEMP,
AMDGPU_IBC_HSC_TEMP,
AMDGPU_IBC_TEMP,
AMDGPU_SYSTEM_MAX_TEMP_ENTRIES = 32,
};
enum amdgpu_node_temp {
AMDGPU_RETIMER_X_TEMP,
AMDGPU_OAM_X_IBC_TEMP,
AMDGPU_OAM_X_IBC_2_TEMP,
AMDGPU_OAM_X_VDD18_VR_TEMP,
AMDGPU_OAM_X_04_HBM_B_VR_TEMP,
AMDGPU_OAM_X_04_HBM_D_VR_TEMP,
AMDGPU_NODE_MAX_TEMP_ENTRIES = 12,
};
struct amdgpu_gpuboard_temp_metrics_v1_0 {
struct metrics_table_header common_header;
uint16_t label_version;
uint16_t node_id;
uint64_t accumulation_counter;
/* Encoded temperature in Celcius, 24:31 is sensor id 0:23 is temp value */
uint32_t node_temp[AMDGPU_NODE_MAX_TEMP_ENTRIES];
uint32_t vr_temp[AMDGPU_VR_MAX_TEMP_ENTRIES];
};
struct amdgpu_baseboard_temp_metrics_v1_0 {
struct metrics_table_header common_header;
uint16_t label_version;
uint16_t node_id;
uint64_t accumulation_counter;
/* Encoded temperature in Celcius, 24:31 is sensor id 0:23 is temp value */
uint32_t system_temp[AMDGPU_SYSTEM_MAX_TEMP_ENTRIES];
};
struct amdgpu_partition_metrics_v1_0 {
struct metrics_table_header common_header;
/* Current clocks (Mhz) */

60
drivers/gpu/drm/amd/pm/amdgpu_dpm.c
View File

@ -2037,6 +2037,66 @@ int amdgpu_dpm_get_dpm_clock_table(struct amdgpu_device *adev,
return ret;
}
/**
* amdgpu_dpm_get_temp_metrics - Retrieve metrics for a specific compute
* partition
* @adev: Pointer to the device.
* @type: Identifier for the temperature type metrics to be fetched.
* @table: Pointer to a buffer where the metrics will be stored. If NULL, the
* function returns the size of the metrics structure.
*
* This function retrieves metrics for a specific temperature type, If the
* table parameter is NULL, the function returns the size of the metrics
* structure without populating it.
*
* Return: Size of the metrics structure on success, or a negative error code on failure.
*/
ssize_t amdgpu_dpm_get_temp_metrics(struct amdgpu_device *adev,
enum smu_temp_metric_type type, void *table)
{
const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
int ret;
if (!pp_funcs->get_temp_metrics ||
!amdgpu_dpm_is_temp_metrics_supported(adev, type))
return -EOPNOTSUPP;
mutex_lock(&adev->pm.mutex);
ret = pp_funcs->get_temp_metrics(adev->powerplay.pp_handle, type, table);
mutex_unlock(&adev->pm.mutex);
return ret;
}
/**
* amdgpu_dpm_is_temp_metrics_supported - Return if specific temperature metrics support
* is available
* @adev: Pointer to the device.
* @type: Identifier for the temperature type metrics to be fetched.
*
* This function returns metrics if specific temperature metrics type is supported or not.
*
* Return: True in case of metrics type supported else false.
*/
bool amdgpu_dpm_is_temp_metrics_supported(struct amdgpu_device *adev,
enum smu_temp_metric_type type)
{
const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
bool support_temp_metrics = false;
if (!pp_funcs->temp_metrics_is_supported)
return support_temp_metrics;
if (is_support_sw_smu(adev)) {
mutex_lock(&adev->pm.mutex);
support_temp_metrics =
pp_funcs->temp_metrics_is_supported(adev->powerplay.pp_handle, type);
mutex_unlock(&adev->pm.mutex);
}
return support_temp_metrics;
}
/**
* amdgpu_dpm_get_xcp_metrics - Retrieve metrics for a specific compute
* partition

4
drivers/gpu/drm/amd/pm/inc/amdgpu_dpm.h
View File

@ -526,6 +526,8 @@ int amdgpu_dpm_set_power_profile_mode(struct amdgpu_device *adev,
int amdgpu_dpm_get_gpu_metrics(struct amdgpu_device *adev, void **table);
ssize_t amdgpu_dpm_get_xcp_metrics(struct amdgpu_device *adev, int xcp_id,
void *table);
ssize_t amdgpu_dpm_get_temp_metrics(struct amdgpu_device *adev,
enum smu_temp_metric_type type, void *table);
/**
* @get_pm_metrics: Get one snapshot of power management metrics from PMFW. The
@ -613,5 +615,7 @@ ssize_t amdgpu_dpm_get_pm_policy_info(struct amdgpu_device *adev,
int amdgpu_dpm_reset_sdma(struct amdgpu_device *adev, uint32_t inst_mask);
bool amdgpu_dpm_reset_sdma_is_supported(struct amdgpu_device *adev);
int amdgpu_dpm_reset_vcn(struct amdgpu_device *adev, uint32_t inst_mask);
bool amdgpu_dpm_is_temp_metrics_supported(struct amdgpu_device *adev,
enum smu_temp_metric_type type);
#endif