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drm/amd/pm: Add get_thermal_temperature_range support

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Add get_thermal_temperature_range support smu_v15_0_8

v2: Remove sriov check (Lijo)

v3: Restrict to 1VF mode(Lijo)

Signed-off-by: Asad Kamal <asad.kamal@amd.com>
Signed-off-by: Yang Wang <kevinyang.wang@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 2025-12-26 00:30:41 +08:00 committed by Alex Deucher
parent 422b399b09
commit bc296e6c95
1 changed files with 33 additions and 0 deletions
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33
drivers/gpu/drm/amd/pm/swsmu/smu15/smu_v15_0_8_ppt.c
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@ -1683,6 +1683,38 @@ static int smu_v15_0_8_od_edit_dpm_table(struct smu_context *smu,
return 0;
}
static int smu_v15_0_8_get_thermal_temperature_range(struct smu_context *smu,
struct smu_temperature_range *range)
{
struct smu_table_context *smu_table = &smu->smu_table;
PPTable_t *pptable = (PPTable_t *)smu_table->driver_pptable;
uint32_t max_ctf, max_thm;
if (amdgpu_sriov_multi_vf_mode(smu->adev))
return 0;
if (!range)
return -EINVAL;
/* CTF (Critical Temperature Fault) limits */
max_ctf = max3(pptable->CTFLimitMID, pptable->CTFLimitXCD,
pptable->CTFLimitAID);
range->hotspot_emergency_max = max_ctf * SMU_TEMPERATURE_UNITS_PER_CENTIGRADES;
range->mem_emergency_max = pptable->CTFLimitHBM *
SMU_TEMPERATURE_UNITS_PER_CENTIGRADES;
/* Thermal throttling limits */
max_thm = max3(pptable->ThermalLimitMID, pptable->ThermalLimitXCD,
pptable->ThermalLimitAID);
range->hotspot_crit_max = max_thm * SMU_TEMPERATURE_UNITS_PER_CENTIGRADES;
range->mem_crit_max = pptable->ThermalLimitHBM *
SMU_TEMPERATURE_UNITS_PER_CENTIGRADES;
return 0;
}
static const struct pptable_funcs smu_v15_0_8_ppt_funcs = {
.init_allowed_features = smu_v15_0_8_init_allowed_features,
.set_default_dpm_table = smu_v15_0_8_set_default_dpm_table,
@ -1714,6 +1746,7 @@ static const struct pptable_funcs smu_v15_0_8_ppt_funcs = {
.populate_umd_state_clk = smu_v15_0_8_populate_umd_state_clk,
.set_performance_level = smu_v15_0_8_set_performance_level,
.od_edit_dpm_table = smu_v15_0_8_od_edit_dpm_table,
.get_thermal_temperature_range = smu_v15_0_8_get_thermal_temperature_range,
};
static void smu_v15_0_8_init_msg_ctl(struct smu_context *smu,