From: Likun Gao <Likun.Gao@xxxxxxx> Add condition to judge whether overdrive is enabled and correct power limit value for overdrive used by power limit interface. Signed-off-by: Likun Gao <Likun.Gao@xxxxxxx> Reviewed-by: Kevin Wang <kevin1.wang@xxxxxxx> --- drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h | 1 + drivers/gpu/drm/amd/powerplay/smu_v11_0.c | 20 ++++++++++++++++++-- drivers/gpu/drm/amd/powerplay/vega20_ppt.c | 1 + 3 files changed, 20 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h index 8c7eac9..594965c 100644 --- a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h +++ b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h @@ -307,6 +307,7 @@ struct smu_table_context struct smu_table memory_pool; uint16_t software_shutdown_temp; uint8_t thermal_controller_type; + uint16_t TDPODLimit; uint8_t *od_feature_capabilities; uint32_t *od_settings_max; diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c index 2932734..5531cd1 100644 --- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c +++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c @@ -924,6 +924,10 @@ static int smu_v11_0_get_power_limit(struct smu_context *smu, if (get_default) { mutex_lock(&smu->mutex); *limit = smu->default_power_limit; + if (smu->od_enabled) { + *limit *= (100 + smu->smu_table.TDPODLimit); + *limit /= 100; + } mutex_unlock(&smu->mutex); } else { ret = smu_send_smc_msg_with_param(smu, SMU_MSG_GetPptLimit, @@ -941,9 +945,21 @@ static int smu_v11_0_get_power_limit(struct smu_context *smu, static int smu_v11_0_set_power_limit(struct smu_context *smu, uint32_t n) { + uint32_t max_power_limit; int ret = 0; - if (smu_feature_is_enabled(smu, FEATURE_PPT_BIT)) - ret = smu_send_smc_msg_with_param(smu, SMU_MSG_SetPptLimit, n); + + if (n == 0) + n = smu->default_power_limit; + + max_power_limit = smu->default_power_limit; + + if (smu->od_enabled) { + max_power_limit *= (100 + smu->smu_table.TDPODLimit); + max_power_limit /= 100; + } + + if (smu_feature_is_enabled(smu, FEATURE_PPT_BIT)) + ret = smu_send_smc_msg_with_param(smu, SMU_MSG_SetPptLimit, n); if (ret) { pr_err("[%s] Set power limit Failed!", __func__); return ret; diff --git a/drivers/gpu/drm/amd/powerplay/vega20_ppt.c b/drivers/gpu/drm/amd/powerplay/vega20_ppt.c index 6aa94ee..f97b60a 100644 --- a/drivers/gpu/drm/amd/powerplay/vega20_ppt.c +++ b/drivers/gpu/drm/amd/powerplay/vega20_ppt.c @@ -265,6 +265,7 @@ static int vega20_store_powerplay_table(struct smu_context *smu) table_context->software_shutdown_temp = powerplay_table->usSoftwareShutdownTemp; table_context->thermal_controller_type = powerplay_table->ucThermalControllerType; + table_context->TDPODLimit = le32_to_cpu(powerplay_table->OverDrive8Table.ODSettingsMax[ATOM_VEGA20_ODSETTING_POWERPERCENTAGE]); ret = vega20_setup_od8_information(smu); -- 2.7.4 _______________________________________________ amd-gfx mailing list amd-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/amd-gfx