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drm/amd/pm: Report pldm version and board voltage

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Add support to report PLDM firmware version and board voltage on SMU
v13.0.12 SOCs.

Signed-off-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Asad Kamal <asad.kamal@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Lijo Lazar 2025-06-13 14:56:18 +05:30 committed by Alex Deucher
parent f6b7ce3909
commit 167049012e
2 changed files with 17 additions and 0 deletions
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12
drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_12_ppt.c
View File

@ -189,6 +189,7 @@ int smu_v13_0_12_get_max_metrics_size(void)
int smu_v13_0_12_setup_driver_pptable(struct smu_context *smu)
{
struct smu_13_0_dpm_context *dpm_context = smu->smu_dpm.dpm_context;
struct smu_table_context *smu_table = &smu->smu_table;
StaticMetricsTable_t *static_metrics = (StaticMetricsTable_t *)smu_table->metrics_table;
struct PPTable_t *pptable =
@ -237,6 +238,17 @@ int smu_v13_0_12_setup_driver_pptable(struct smu_context *smu)
if (ret)
return ret;
if (smu_v13_0_6_cap_supported(smu, SMU_CAP(BOARD_VOLTAGE))) {
if (!static_metrics->InputTelemetryVoltageInmV) {
dev_warn(smu->adev->dev, "Invalid board voltage %d\n",
static_metrics->InputTelemetryVoltageInmV);
}
dpm_context->board_volt = static_metrics->InputTelemetryVoltageInmV;
}
if (smu_v13_0_6_cap_supported(smu, SMU_CAP(PLDM_VERSION)) &&
static_metrics->pldmVersion[0] != 0xFFFFFFFF)
smu->adev->firmware.pldm_version =
static_metrics->pldmVersion[0];
pptable->Init = true;
}

5
drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c
View File

@ -345,6 +345,11 @@ static void smu_v13_0_12_init_caps(struct smu_context *smu)
if (fw_ver >= 0x00562500)
smu_v13_0_6_cap_set(smu, SMU_CAP(HST_LIMIT_METRICS));
if (fw_ver >= 0x04560100) {
smu_v13_0_6_cap_set(smu, SMU_CAP(BOARD_VOLTAGE));
smu_v13_0_6_cap_set(smu, SMU_CAP(PLDM_VERSION));
}
}
static void smu_v13_0_6_init_caps(struct smu_context *smu)