static int aldebaran_get_power_limit(struct smu_context *smu)
{
- struct smu_13_0_powerplay_table *powerplay_table =
- (struct smu_13_0_powerplay_table *)smu->smu_table.power_play_table;
PPTable_t *pptable = smu->smu_table.driver_pptable;
- uint32_t power_limit, od_percent;
+ uint32_t power_limit = 0;
+ int ret;
+
+ if (!smu_cmn_feature_is_enabled(smu, SMU_FEATURE_PPT_BIT))
+ return -EINVAL;
+
+ ret = smu_cmn_send_smc_msg(smu, SMU_MSG_GetPptLimit, &power_limit);
- if (smu_v13_0_get_current_power_limit(smu, &power_limit)) {
+ if (!ret) {
/* the last hope to figure out the ppt limit */
if (!pptable) {
dev_err(smu->adev->dev, "Cannot get PPT limit due to pptable missing!");
return -EINVAL;
}
- }
- smu->current_power_limit = power_limit;
-
- if (smu->od_enabled) {
- od_percent = le32_to_cpu(powerplay_table->overdrive_table.max[SMU_13_0_ODSETTING_POWERPERCENTAGE]);
-
- dev_dbg(smu->adev->dev, "ODSETTING_POWERPERCENTAGE: %d (default: %d)\n", od_percent, power_limit);
-
- power_limit *= (100 + od_percent);
- power_limit /= 100;
+ power_limit = pptable->PptLimit;
}
- smu->max_power_limit = power_limit;
+
+ smu->current_power_limit = power_limit;
+ if (pptable)
+ smu->max_power_limit = pptable->PptLimit;
return 0;
}