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drm/amdgpu/swsmu: add new callback for getting fan parameters
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To fetch the max rpm from pptable.

Reviewed-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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Alex Deucher committed Aug 31, 2020
1 parent e0300ed commit 76c406b
Showing 3 changed files with 7 additions and 0 deletions.
4 changes: 4 additions & 0 deletions drivers/gpu/drm/amd/pm/inc/amdgpu_smu.h
Original file line number Diff line number Diff line change
@@ -452,6 +452,9 @@ struct smu_context

struct work_struct throttling_logging_work;
atomic64_t throttle_int_counter;

unsigned fan_max_rpm;
unsigned manual_fan_speed_rpm;
};

struct i2c_adapter;
@@ -598,6 +601,7 @@ struct pptable_funcs {
int (*enable_mgpu_fan_boost)(struct smu_context *smu);
int (*gfx_ulv_control)(struct smu_context *smu, bool enablement);
int (*deep_sleep_control)(struct smu_context *smu, bool enablement);
int (*get_fan_parameters)(struct smu_context *smu);
};

typedef enum {
2 changes: 2 additions & 0 deletions drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
Original file line number Diff line number Diff line change
@@ -504,6 +504,8 @@ static int smu_late_init(void *handle)

smu_get_unique_id(smu);

smu_get_fan_parameters(smu);

smu_handle_task(&adev->smu,
smu->smu_dpm.dpm_level,
AMD_PP_TASK_COMPLETE_INIT,
1 change: 1 addition & 0 deletions drivers/gpu/drm/amd/pm/swsmu/smu_internal.h
Original file line number Diff line number Diff line change
@@ -94,6 +94,7 @@
#define smu_set_pp_feature_mask(smu, new_mask) smu_ppt_funcs(set_pp_feature_mask, 0, smu, new_mask)
#define smu_gfx_ulv_control(smu, enablement) smu_ppt_funcs(gfx_ulv_control, 0, smu, enablement)
#define smu_deep_sleep_control(smu, enablement) smu_ppt_funcs(deep_sleep_control, 0, smu, enablement)
#define smu_get_fan_parameters(smu) smu_ppt_funcs(get_fan_parameters, 0, smu)

#endif
#endif

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