1 files changed, 113 insertions, 60 deletions

diff --git a/drivers/gpu/drm/amd/pm/amdgpu_dpm.c b/drivers/gpu/drm/amd/pm/amdgpu_dpm.c
index 6627ee07d52d..7a22aef6e59c 100644
--- a/drivers/gpu/drm/amd/pm/amdgpu_dpm.c
+++ b/drivers/gpu/drm/amd/pm/amdgpu_dpm.c
@@ -70,13 +70,18 @@ int amdgpu_dpm_get_mclk(struct amdgpu_device *adev, bool low)
 	return ret;
 }
 
-int amdgpu_dpm_set_powergating_by_smu(struct amdgpu_device *adev, uint32_t block_type, bool gate)
+int amdgpu_dpm_set_powergating_by_smu(struct amdgpu_device *adev,
+				       uint32_t block_type,
+				       bool gate,
+				       int inst)
 {
 	int ret = 0;
 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
 	enum ip_power_state pwr_state = gate ? POWER_STATE_OFF : POWER_STATE_ON;
+	bool is_vcn = block_type == AMD_IP_BLOCK_TYPE_VCN;
 
-	if (atomic_read(&adev->pm.pwr_state[block_type]) == pwr_state) {
+	if (atomic_read(&adev->pm.pwr_state[block_type]) == pwr_state &&
+			(!is_vcn || adev->vcn.num_vcn_inst == 1)) {
 		dev_dbg(adev->dev, "IP block%d already in the target %s state!",
 				block_type, gate ? "gate" : "ungate");
 		return 0;
@@ -88,7 +93,6 @@ int amdgpu_dpm_set_powergating_by_smu(struct amdgpu_device *adev, uint32_t block
 	case AMD_IP_BLOCK_TYPE_UVD:
 	case AMD_IP_BLOCK_TYPE_VCE:
 	case AMD_IP_BLOCK_TYPE_GFX:
-	case AMD_IP_BLOCK_TYPE_VCN:
 	case AMD_IP_BLOCK_TYPE_SDMA:
 	case AMD_IP_BLOCK_TYPE_JPEG:
 	case AMD_IP_BLOCK_TYPE_GMC:
@@ -96,7 +100,12 @@ int amdgpu_dpm_set_powergating_by_smu(struct amdgpu_device *adev, uint32_t block
 	case AMD_IP_BLOCK_TYPE_VPE:
 		if (pp_funcs && pp_funcs->set_powergating_by_smu)
 			ret = (pp_funcs->set_powergating_by_smu(
-				(adev)->powerplay.pp_handle, block_type, gate));
+				(adev)->powerplay.pp_handle, block_type, gate, 0));
+		break;
+	case AMD_IP_BLOCK_TYPE_VCN:
+		if (pp_funcs && pp_funcs->set_powergating_by_smu)
+			ret = (pp_funcs->set_powergating_by_smu(
+				(adev)->powerplay.pp_handle, block_type, gate, inst));
 		break;
 	default:
 		break;
@@ -168,7 +177,11 @@ int amdgpu_dpm_set_mp1_state(struct amdgpu_device *adev,
 	int ret = 0;
 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
 
-	if (pp_funcs && pp_funcs->set_mp1_state) {
+	if (mp1_state == PP_MP1_STATE_FLR) {
+		/* VF lost access to SMU */
+		if (amdgpu_sriov_vf(adev))
+			adev->pm.dpm_enabled = false;
+	} else if (pp_funcs && pp_funcs->set_mp1_state) {
 		mutex_lock(&adev->pm.mutex);
 
 		ret = pp_funcs->set_mp1_state(
@@ -199,14 +212,14 @@ int amdgpu_dpm_notify_rlc_state(struct amdgpu_device *adev, bool en)
 	return ret;
 }
 
-bool amdgpu_dpm_is_baco_supported(struct amdgpu_device *adev)
+int amdgpu_dpm_is_baco_supported(struct amdgpu_device *adev)
 {
 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
 	void *pp_handle = adev->powerplay.pp_handle;
-	bool ret;
+	int ret;
 
 	if (!pp_funcs || !pp_funcs->get_asic_baco_capability)
-		return false;
+		return 0;
 	/* Don't use baco for reset in S3.
 	 * This is a workaround for some platforms
 	 * where entering BACO during suspend
@@ -217,7 +230,7 @@ bool amdgpu_dpm_is_baco_supported(struct amdgpu_device *adev)
 	 * devices.  Needs more investigation.
 	 */
 	if (adev->in_s3)
-		return false;
+		return 0;
 
 	mutex_lock(&adev->pm.mutex);
 
@@ -368,43 +381,30 @@ int amdgpu_dpm_set_df_cstate(struct amdgpu_device *adev,
 	return ret;
 }
 
-int amdgpu_dpm_get_xgmi_plpd_mode(struct amdgpu_device *adev, char **mode_desc)
+ssize_t amdgpu_dpm_get_pm_policy_info(struct amdgpu_device *adev,
+				      enum pp_pm_policy p_type, char *buf)
 {
 	struct smu_context *smu = adev->powerplay.pp_handle;
-	int mode = XGMI_PLPD_NONE;
+	int ret = -EOPNOTSUPP;
 
 	if (is_support_sw_smu(adev)) {
-		mode = smu->plpd_mode;
-		if (mode_desc == NULL)
-			return mode;
-		switch (smu->plpd_mode) {
-		case XGMI_PLPD_DISALLOW:
-			*mode_desc = "disallow";
-			break;
-		case XGMI_PLPD_DEFAULT:
-			*mode_desc = "default";
-			break;
-		case XGMI_PLPD_OPTIMIZED:
-			*mode_desc = "optimized";
-			break;
-		case XGMI_PLPD_NONE:
-		default:
-			*mode_desc = "none";
-			break;
-		}
+		mutex_lock(&adev->pm.mutex);
+		ret = smu_get_pm_policy_info(smu, p_type, buf);
+		mutex_unlock(&adev->pm.mutex);
 	}
 
-	return mode;
+	return ret;
 }
 
-int amdgpu_dpm_set_xgmi_plpd_mode(struct amdgpu_device *adev, int mode)
+int amdgpu_dpm_set_pm_policy(struct amdgpu_device *adev, int policy_type,
+			     int policy_level)
 {
 	struct smu_context *smu = adev->powerplay.pp_handle;
 	int ret = -EOPNOTSUPP;
 
 	if (is_support_sw_smu(adev)) {
 		mutex_lock(&adev->pm.mutex);
-		ret = smu_set_xgmi_plpd_mode(smu, mode);
+		ret = smu_set_pm_policy(smu, policy_type, policy_level);
 		mutex_unlock(&adev->pm.mutex);
 	}
 
@@ -575,7 +575,17 @@ void amdgpu_dpm_enable_uvd(struct amdgpu_device *adev, bool enable)
 		return;
 	}
 
-	ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_UVD, !enable);
+	ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_UVD, !enable, 0);
+	if (ret)
+		DRM_ERROR("Dpm %s uvd failed, ret = %d. \n",
+			  enable ? "enable" : "disable", ret);
+}
+
+void amdgpu_dpm_enable_vcn(struct amdgpu_device *adev, bool enable, int inst)
+{
+	int ret = 0;
+
+	ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_VCN, !enable, inst);
 	if (ret)
 		DRM_ERROR("Dpm %s uvd failed, ret = %d. \n",
 			  enable ? "enable" : "disable", ret);
@@ -600,7 +610,7 @@ void amdgpu_dpm_enable_vce(struct amdgpu_device *adev, bool enable)
 		return;
 	}
 
-	ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_VCE, !enable);
+	ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_VCE, !enable, 0);
 	if (ret)
 		DRM_ERROR("Dpm %s vce failed, ret = %d. \n",
 			  enable ? "enable" : "disable", ret);
@@ -610,7 +620,7 @@ void amdgpu_dpm_enable_jpeg(struct amdgpu_device *adev, bool enable)
 {
 	int ret = 0;
 
-	ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_JPEG, !enable);
+	ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_JPEG, !enable, 0);
 	if (ret)
 		DRM_ERROR("Dpm %s jpeg failed, ret = %d. \n",
 			  enable ? "enable" : "disable", ret);
@@ -620,7 +630,7 @@ void amdgpu_dpm_enable_vpe(struct amdgpu_device *adev, bool enable)
 {
 	int ret = 0;
 
-	ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_VPE, !enable);
+	ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_VPE, !enable, 0);
 	if (ret)
 		DRM_ERROR("Dpm %s vpe failed, ret = %d.\n",
 			  enable ? "enable" : "disable", ret);
@@ -631,7 +641,8 @@ int amdgpu_pm_load_smu_firmware(struct amdgpu_device *adev, uint32_t *smu_versio
 	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
 	int r = 0;
 
-	if (!pp_funcs || !pp_funcs->load_firmware)
+	if (!pp_funcs || !pp_funcs->load_firmware ||
+	    (is_support_sw_smu(adev) && (adev->flags & AMD_IS_APU)))
 		return 0;
 
 	mutex_lock(&adev->pm.mutex);
@@ -693,6 +704,36 @@ int amdgpu_dpm_send_hbm_bad_channel_flag(struct amdgpu_device *adev, uint32_t si
 	return ret;
 }
 
+int amdgpu_dpm_send_rma_reason(struct amdgpu_device *adev)
+{
+	struct smu_context *smu = adev->powerplay.pp_handle;
+	int ret;
+
+	if (!is_support_sw_smu(adev))
+		return -EOPNOTSUPP;
+
+	mutex_lock(&adev->pm.mutex);
+	ret = smu_send_rma_reason(smu);
+	mutex_unlock(&adev->pm.mutex);
+
+	return ret;
+}
+
+int amdgpu_dpm_reset_sdma(struct amdgpu_device *adev, uint32_t inst_mask)
+{
+	struct smu_context *smu = adev->powerplay.pp_handle;
+	int ret;
+
+	if (!is_support_sw_smu(adev))
+		return -EOPNOTSUPP;
+
+	mutex_lock(&adev->pm.mutex);
+	ret = smu_reset_sdma(smu, inst_mask);
+	mutex_unlock(&adev->pm.mutex);
+
+	return ret;
+}
+
 int amdgpu_dpm_get_dpm_freq_range(struct amdgpu_device *adev,
 				  enum pp_clock_type type,
 				  uint32_t *min,
@@ -946,6 +987,24 @@ enum amd_dpm_forced_level amdgpu_dpm_get_performance_level(struct amdgpu_device
 	return level;
 }
 
+static void amdgpu_dpm_enter_umd_state(struct amdgpu_device *adev)
+{
+	/* enter UMD Pstate */
+	amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_GFX,
+					       AMD_PG_STATE_UNGATE);
+	amdgpu_device_ip_set_clockgating_state(adev, AMD_IP_BLOCK_TYPE_GFX,
+					       AMD_CG_STATE_UNGATE);
+}
+
+static void amdgpu_dpm_exit_umd_state(struct amdgpu_device *adev)
+{
+	/* exit UMD Pstate */
+	amdgpu_device_ip_set_clockgating_state(adev, AMD_IP_BLOCK_TYPE_GFX,
+					       AMD_CG_STATE_GATE);
+	amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_GFX,
+					       AMD_PG_STATE_GATE);
+}
+
 int amdgpu_dpm_force_performance_level(struct amdgpu_device *adev,
 				       enum amd_dpm_forced_level level)
 {
@@ -966,6 +1025,10 @@ int amdgpu_dpm_force_performance_level(struct amdgpu_device *adev,
 	if (current_level == level)
 		return 0;
 
+	if (!(current_level & profile_mode_mask) &&
+	    (level == AMD_DPM_FORCED_LEVEL_PROFILE_EXIT))
+		return -EINVAL;
+
 	if (adev->asic_type == CHIP_RAVEN) {
 		if (!(adev->apu_flags & AMD_APU_IS_RAVEN2)) {
 			if (current_level != AMD_DPM_FORCED_LEVEL_MANUAL &&
@@ -977,35 +1040,25 @@ int amdgpu_dpm_force_performance_level(struct amdgpu_device *adev,
 		}
 	}
 
-	if (!(current_level & profile_mode_mask) &&
-	    (level == AMD_DPM_FORCED_LEVEL_PROFILE_EXIT))
-		return -EINVAL;
-
-	if (!(current_level & profile_mode_mask) &&
-	      (level & profile_mode_mask)) {
-		/* enter UMD Pstate */
-		amdgpu_device_ip_set_powergating_state(adev,
-						       AMD_IP_BLOCK_TYPE_GFX,
-						       AMD_PG_STATE_UNGATE);
-		amdgpu_device_ip_set_clockgating_state(adev,
-						       AMD_IP_BLOCK_TYPE_GFX,
-						       AMD_CG_STATE_UNGATE);
-	} else if ((current_level & profile_mode_mask) &&
-		    !(level & profile_mode_mask)) {
-		/* exit UMD Pstate */
-		amdgpu_device_ip_set_clockgating_state(adev,
-						       AMD_IP_BLOCK_TYPE_GFX,
-						       AMD_CG_STATE_GATE);
-		amdgpu_device_ip_set_powergating_state(adev,
-						       AMD_IP_BLOCK_TYPE_GFX,
-						       AMD_PG_STATE_GATE);
-	}
+	if (!(current_level & profile_mode_mask) && (level & profile_mode_mask))
+		amdgpu_dpm_enter_umd_state(adev);
+	else if ((current_level & profile_mode_mask) &&
+		 !(level & profile_mode_mask))
+		amdgpu_dpm_exit_umd_state(adev);
 
 	mutex_lock(&adev->pm.mutex);
 
 	if (pp_funcs->force_performance_level(adev->powerplay.pp_handle,
 					      level)) {
 		mutex_unlock(&adev->pm.mutex);
+		/* If new level failed, retain the umd state as before */
+		if (!(current_level & profile_mode_mask) &&
+		    (level & profile_mode_mask))
+			amdgpu_dpm_exit_umd_state(adev);
+		else if ((current_level & profile_mode_mask) &&
+			 !(level & profile_mode_mask))
+			amdgpu_dpm_enter_umd_state(adev);
+
 		return -EINVAL;
 	}