diff options
Diffstat (limited to 'drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c')
-rw-r--r-- | drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c | 33 |
1 files changed, 21 insertions, 12 deletions
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c index 6109784a3ed5..2cb6b68222ba 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c @@ -1278,14 +1278,15 @@ static int arcturus_get_fan_parameters(struct smu_context *smu) } static int arcturus_get_power_limit(struct smu_context *smu, - uint32_t *current_power_limit, - uint32_t *default_power_limit, - uint32_t *max_power_limit) + uint32_t *current_power_limit, + uint32_t *default_power_limit, + uint32_t *max_power_limit, + uint32_t *min_power_limit) { struct smu_11_0_powerplay_table *powerplay_table = (struct smu_11_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, od_percent_upper, od_percent_lower; if (smu_v11_0_get_current_power_limit(smu, &power_limit)) { /* the last hope to figure out the ppt limit */ @@ -1302,17 +1303,25 @@ static int arcturus_get_power_limit(struct smu_context *smu, if (default_power_limit) *default_power_limit = power_limit; - if (max_power_limit) { - if (smu->od_enabled) { - od_percent = le32_to_cpu(powerplay_table->overdrive_table.max[SMU_11_0_ODSETTING_POWERPERCENTAGE]); + if (smu->od_enabled) { + od_percent_upper = le32_to_cpu(powerplay_table->overdrive_table.max[SMU_11_0_ODSETTING_POWERPERCENTAGE]); + od_percent_lower = le32_to_cpu(powerplay_table->overdrive_table.min[SMU_11_0_ODSETTING_POWERPERCENTAGE]); + } else { + od_percent_upper = 0; + od_percent_lower = 100; + } - dev_dbg(smu->adev->dev, "ODSETTING_POWERPERCENTAGE: %d (default: %d)\n", od_percent, power_limit); + dev_dbg(smu->adev->dev, "od percent upper:%d, od percent lower:%d (default power: %d)\n", + od_percent_upper, od_percent_lower, power_limit); - power_limit *= (100 + od_percent); - power_limit /= 100; - } + if (max_power_limit) { + *max_power_limit = power_limit * (100 + od_percent_upper); + *max_power_limit /= 100; + } - *max_power_limit = power_limit; + if (min_power_limit) { + *min_power_limit = power_limit * (100 - od_percent_lower); + *min_power_limit /= 100; } return 0; |