drm/amd/powerplay: enable MGPU fan boost feature on Vega10

For those SKUs which support this feature only.

Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

3 files changed, 39 insertions, 0 deletions

diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
index d1e262844619..21696e8b0c23 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
@@ -4984,6 +4984,7 @@ static const struct pp_hwmgr_func vega10_hwmgr_funcs = {
         .get_asic_baco_capability = vega10_baco_get_capability,
         .get_asic_baco_state = vega10_baco_get_state,
         .set_asic_baco_state = vega10_baco_set_state,
+        .enable_mgpu_fan_boost = vega10_enable_mgpu_fan_boost,
 };
 
 int vega10_hwmgr_init(struct pp_hwmgr *hwmgr)
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_thermal.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_thermal.c
index 3f807d6c95ce..ba8763daa380 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_thermal.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_thermal.c
@@ -556,6 +556,43 @@ int vega10_thermal_setup_fan_table(struct pp_hwmgr *hwmgr)
         return ret;
 }
 
+int vega10_enable_mgpu_fan_boost(struct pp_hwmgr *hwmgr)
+{
+        struct vega10_hwmgr *data = hwmgr->backend;
+        PPTable_t *table = &(data->smc_state_table.pp_table);
+        int ret;
+
+        if (!data->smu_features[GNLD_FAN_CONTROL].supported)
+                return 0;
+
+        if (!hwmgr->thermal_controller.advanceFanControlParameters.
+                        usMGpuThrottlingRPMLimit)
+                return 0;
+
+        table->FanThrottlingRpm = hwmgr->thermal_controller.
+                        advanceFanControlParameters.usMGpuThrottlingRPMLimit;
+
+        ret = smum_smc_table_manager(hwmgr,
+                                (uint8_t *)(&(data->smc_state_table.pp_table)),
+                                PPTABLE, false);
+        if (ret) {
+                pr_info("Failed to update fan control table in pptable!");
+                return ret;
+        }
+
+        ret = vega10_disable_fan_control_feature(hwmgr);
+        if (ret) {
+                pr_info("Attempt to disable SMC fan control feature failed!");
+                return ret;
+        }
+
+        ret = vega10_enable_fan_control_feature(hwmgr);
+        if (ret)
+                pr_info("Attempt to enable SMC fan control feature failed!");
+
+        return ret;
+}
+
 /**
 * Start the fan control on the SMC.
 * @param    hwmgr  the address of the powerplay hardware manager.
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_thermal.h b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_thermal.h
index 21e7c4dfa2ca..4a0ede7c1f07 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_thermal.h
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_thermal.h
@@ -73,6 +73,7 @@ extern int vega10_thermal_disable_alert(struct pp_hwmgr *hwmgr);
 extern int vega10_fan_ctrl_start_smc_fan_control(struct pp_hwmgr *hwmgr);
 extern int vega10_start_thermal_controller(struct pp_hwmgr *hwmgr,
                                 struct PP_TemperatureRange *range);
+extern int vega10_enable_mgpu_fan_boost(struct pp_hwmgr *hwmgr);
 
 
 #endif