drm/amd/powerplay: add Arcturus baco reset support

Enable baco reset support on Arcturus.
Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/soc15.c

@@ -559,6 +559,7 @@ soc15_asic_reset_method(struct amdgpu_device *adev)
 		return AMD_RESET_METHOD_MODE2;
 	case CHIP_VEGA10:
 	case CHIP_VEGA12:
+	case CHIP_ARCTURUS:
 		soc15_asic_get_baco_capability(adev, &baco_reset);
 		break;
 	case CHIP_VEGA20:

drivers/gpu/drm/amd/powerplay/arcturus_ppt.c

@@ -495,6 +495,7 @@ static int arcturus_store_powerplay_table(struct smu_context *smu)
 {
 	struct smu_11_0_powerplay_table *powerplay_table = NULL;
 	struct smu_table_context *table_context = &smu->smu_table;
+	struct smu_baco_context *smu_baco = &smu->smu_baco;
 	int ret = 0;
 
 	if (!table_context->power_play_table)
@@ -507,6 +508,12 @@ static int arcturus_store_powerplay_table(struct smu_context *smu)
 
 	table_context->thermal_controller_type = powerplay_table->thermal_controller_type;
 
+	mutex_lock(&smu_baco->mutex);
+	if (powerplay_table->platform_caps & SMU_11_0_PP_PLATFORM_CAP_BACO ||
+	    powerplay_table->platform_caps & SMU_11_0_PP_PLATFORM_CAP_MACO)
+		smu_baco->platform_support = true;
+	mutex_unlock(&smu_baco->mutex);
+
 	return ret;
 }
 

drivers/gpu/drm/amd/powerplay/smu_v11_0.c

@@ -1642,7 +1642,9 @@ bool smu_v11_0_baco_is_support(struct smu_context *smu)
 	if (!baco_support)
 		return false;
 
-	if (!smu_feature_is_enabled(smu, SMU_FEATURE_BACO_BIT))
+	/* Arcturus does not support this bit mask */
+	if (smu_feature_is_supported(smu, SMU_FEATURE_BACO_BIT) &&
+	   !smu_feature_is_enabled(smu, SMU_FEATURE_BACO_BIT))
 		return false;
 
 	val = RREG32_SOC15(NBIO, 0, mmRCC_BIF_STRAP0);
@@ -1714,11 +1716,15 @@ int smu_v11_0_baco_set_state(struct smu_context *smu, enum smu_baco_state state)
 
 int smu_v11_0_baco_reset(struct smu_context *smu)
 {
+	struct amdgpu_device *adev = smu->adev;
 	int ret = 0;
 
-	ret = smu_v11_0_baco_set_armd3_sequence(smu, BACO_SEQ_BACO);
-	if (ret)
-		return ret;
+	/* Arcturus does not need this audio workaround */
+	if (adev->asic_type != CHIP_ARCTURUS) {
+		ret = smu_v11_0_baco_set_armd3_sequence(smu, BACO_SEQ_BACO);
+		if (ret)
+			return ret;
+	}
 
 	ret = smu_v11_0_baco_set_state(smu, SMU_BACO_STATE_ENTER);
 	if (ret)