drm/amd/pm: add overdrive support on smu v14.0.2/3

add overdrive support on smu v14.0.2/3
Signed-off-by: Kenneth Feng <kenneth.feng@amd.com>
Reviewed-by: Yang Wang <kevinyang.wang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/pm/swsmu/smu14/smu_v14_0.c

@@ -452,17 +452,26 @@ int smu_v14_0_init_smc_tables(struct smu_context *smu)
 			ret = -ENOMEM;
 			goto err3_out;
 		}
+
+		smu_table->user_overdrive_table =
+			kzalloc(tables[SMU_TABLE_OVERDRIVE].size, GFP_KERNEL);
+		if (!smu_table->user_overdrive_table) {
+			ret = -ENOMEM;
+			goto err4_out;
+		}
 	}
 
 	smu_table->combo_pptable =
 		kzalloc(tables[SMU_TABLE_COMBO_PPTABLE].size, GFP_KERNEL);
 	if (!smu_table->combo_pptable) {
 		ret = -ENOMEM;
-		goto err4_out;
+		goto err5_out;
 	}
 
 	return 0;
 
+err5_out:
+	kfree(smu_table->user_overdrive_table);
 err4_out:
 	kfree(smu_table->boot_overdrive_table);
 err3_out:

drivers/gpu/drm/amd/pm/swsmu/smu14/smu_v14_0_2_ppt.c

@@ -68,6 +68,18 @@
 #define DEBUGSMC_MSG_Mode1Reset        2
 #define LINK_SPEED_MAX					3
 
+#define PP_OD_FEATURE_GFXCLK_FMIN			0
+#define PP_OD_FEATURE_GFXCLK_FMAX			1
+#define PP_OD_FEATURE_UCLK_FMIN				2
+#define PP_OD_FEATURE_UCLK_FMAX				3
+#define PP_OD_FEATURE_GFX_VF_CURVE			4
+#define PP_OD_FEATURE_FAN_CURVE_TEMP			5
+#define PP_OD_FEATURE_FAN_CURVE_PWM			6
+#define PP_OD_FEATURE_FAN_ACOUSTIC_LIMIT		7
+#define PP_OD_FEATURE_FAN_ACOUSTIC_TARGET		8
+#define PP_OD_FEATURE_FAN_TARGET_TEMPERATURE		9
+#define PP_OD_FEATURE_FAN_MINIMUM_PWM			10
+
 static struct cmn2asic_msg_mapping smu_v14_0_2_message_map[SMU_MSG_MAX_COUNT] = {
 	MSG_MAP(TestMessage,			PPSMC_MSG_TestMessage,                 1),
 	MSG_MAP(GetSmuVersion,			PPSMC_MSG_GetSmuVersion,               1),
@@ -204,6 +216,7 @@ static struct cmn2asic_mapping smu_v14_0_2_table_map[SMU_TABLE_COUNT] = {
 	[SMU_TABLE_COMBO_PPTABLE] = {1, TABLE_COMBO_PPTABLE},
 	TAB_MAP(I2C_COMMANDS),
 	TAB_MAP(ECCINFO),
+	TAB_MAP(OVERDRIVE),
 };
 
 static struct cmn2asic_mapping smu_v14_0_2_pwr_src_map[SMU_POWER_SOURCE_COUNT] = {
@@ -1029,16 +1042,97 @@ static int smu_v14_0_2_get_current_clk_freq_by_table(struct smu_context *smu,
 						value);
 }
 
+static bool smu_v14_0_2_is_od_feature_supported(struct smu_context *smu,
+						int od_feature_bit)
+{
+	PPTable_t *pptable = smu->smu_table.driver_pptable;
+	const OverDriveLimits_t * const overdrive_upperlimits =
+				&pptable->SkuTable.OverDriveLimitsBasicMax;
+
+	return overdrive_upperlimits->FeatureCtrlMask & (1U << od_feature_bit);
+}
+
+static void smu_v14_0_2_get_od_setting_limits(struct smu_context *smu,
+					      int od_feature_bit,
+					      int32_t *min,
+					      int32_t *max)
+{
+	PPTable_t *pptable = smu->smu_table.driver_pptable;
+	const OverDriveLimits_t * const overdrive_upperlimits =
+				&pptable->SkuTable.OverDriveLimitsBasicMax;
+	const OverDriveLimits_t * const overdrive_lowerlimits =
+				&pptable->SkuTable.OverDriveLimitsBasicMin;
+	int32_t od_min_setting, od_max_setting;
+
+	switch (od_feature_bit) {
+	case PP_OD_FEATURE_GFXCLK_FMIN:
+		od_min_setting = overdrive_lowerlimits->GfxclkFmin;
+		od_max_setting = overdrive_upperlimits->GfxclkFmin;
+		break;
+	case PP_OD_FEATURE_GFXCLK_FMAX:
+		od_min_setting = overdrive_lowerlimits->GfxclkFmax;
+		od_max_setting = overdrive_upperlimits->GfxclkFmax;
+		break;
+	case PP_OD_FEATURE_UCLK_FMIN:
+		od_min_setting = overdrive_lowerlimits->UclkFmin;
+		od_max_setting = overdrive_upperlimits->UclkFmin;
+		break;
+	case PP_OD_FEATURE_UCLK_FMAX:
+		od_min_setting = overdrive_lowerlimits->UclkFmax;
+		od_max_setting = overdrive_upperlimits->UclkFmax;
+		break;
+	case PP_OD_FEATURE_GFX_VF_CURVE:
+		od_min_setting = overdrive_lowerlimits->VoltageOffsetPerZoneBoundary[0];
+		od_max_setting = overdrive_upperlimits->VoltageOffsetPerZoneBoundary[0];
+		break;
+	case PP_OD_FEATURE_FAN_CURVE_TEMP:
+		od_min_setting = overdrive_lowerlimits->FanLinearTempPoints[0];
+		od_max_setting = overdrive_upperlimits->FanLinearTempPoints[0];
+		break;
+	case PP_OD_FEATURE_FAN_CURVE_PWM:
+		od_min_setting = overdrive_lowerlimits->FanLinearPwmPoints[0];
+		od_max_setting = overdrive_upperlimits->FanLinearPwmPoints[0];
+		break;
+	case PP_OD_FEATURE_FAN_ACOUSTIC_LIMIT:
+		od_min_setting = overdrive_lowerlimits->AcousticLimitRpmThreshold;
+		od_max_setting = overdrive_upperlimits->AcousticLimitRpmThreshold;
+		break;
+	case PP_OD_FEATURE_FAN_ACOUSTIC_TARGET:
+		od_min_setting = overdrive_lowerlimits->AcousticTargetRpmThreshold;
+		od_max_setting = overdrive_upperlimits->AcousticTargetRpmThreshold;
+		break;
+	case PP_OD_FEATURE_FAN_TARGET_TEMPERATURE:
+		od_min_setting = overdrive_lowerlimits->FanTargetTemperature;
+		od_max_setting = overdrive_upperlimits->FanTargetTemperature;
+		break;
+	case PP_OD_FEATURE_FAN_MINIMUM_PWM:
+		od_min_setting = overdrive_lowerlimits->FanMinimumPwm;
+		od_max_setting = overdrive_upperlimits->FanMinimumPwm;
+		break;
+	default:
+		od_min_setting = od_max_setting = INT_MAX;
+		break;
+	}
+
+	if (min)
+		*min = od_min_setting;
+	if (max)
+		*max = od_max_setting;
+}
+
 static int smu_v14_0_2_print_clk_levels(struct smu_context *smu,
 					enum smu_clk_type clk_type,
 					char *buf)
 {
 	struct smu_dpm_context *smu_dpm = &smu->smu_dpm;
 	struct smu_14_0_dpm_context *dpm_context = smu_dpm->dpm_context;
+	OverDriveTableExternal_t *od_table =
+		(OverDriveTableExternal_t *)smu->smu_table.overdrive_table;
 	struct smu_14_0_dpm_table *single_dpm_table;
 	struct smu_14_0_pcie_table *pcie_table;
 	uint32_t gen_speed, lane_width;
 	int i, curr_freq, size = 0;
+	int32_t min_value, max_value;
 	int ret = 0;
 
 	smu_cmn_get_sysfs_buf(&buf, &size);
@@ -1159,6 +1253,183 @@ static int smu_v14_0_2_print_clk_levels(struct smu_context *smu,
 					"*" : "");
 		break;
 
+	case SMU_OD_SCLK:
+		if (!smu_v14_0_2_is_od_feature_supported(smu,
+							 PP_OD_FEATURE_GFXCLK_BIT))
+			break;
+
+		size += sysfs_emit_at(buf, size, "OD_SCLK:\n");
+		size += sysfs_emit_at(buf, size, "0: %uMhz\n1: %uMhz\n",
+					od_table->OverDriveTable.GfxclkFmin,
+					od_table->OverDriveTable.GfxclkFmax);
+		break;
+
+	case SMU_OD_MCLK:
+		if (!smu_v14_0_2_is_od_feature_supported(smu,
+							 PP_OD_FEATURE_UCLK_BIT))
+			break;
+
+		size += sysfs_emit_at(buf, size, "OD_MCLK:\n");
+		size += sysfs_emit_at(buf, size, "0: %uMhz\n1: %uMHz\n",
+					od_table->OverDriveTable.UclkFmin,
+					od_table->OverDriveTable.UclkFmax);
+		break;
+
+	case SMU_OD_VDDGFX_OFFSET:
+		if (!smu_v14_0_2_is_od_feature_supported(smu,
+							 PP_OD_FEATURE_GFX_VF_CURVE_BIT))
+			break;
+
+		size += sysfs_emit_at(buf, size, "OD_VDDGFX_OFFSET:\n");
+		size += sysfs_emit_at(buf, size, "%dmV\n",
+				      od_table->OverDriveTable.VoltageOffsetPerZoneBoundary[0]);
+		break;
+
+	case SMU_OD_FAN_CURVE:
+		if (!smu_v14_0_2_is_od_feature_supported(smu,
+							 PP_OD_FEATURE_FAN_CURVE_BIT))
+			break;
+
+		size += sysfs_emit_at(buf, size, "OD_FAN_CURVE:\n");
+		for (i = 0; i < NUM_OD_FAN_MAX_POINTS - 1; i++)
+			size += sysfs_emit_at(buf, size, "%d: %dC %d%%\n",
+						i,
+						(int)od_table->OverDriveTable.FanLinearTempPoints[i],
+						(int)od_table->OverDriveTable.FanLinearPwmPoints[i]);
+
+		size += sysfs_emit_at(buf, size, "%s:\n", "OD_RANGE");
+		smu_v14_0_2_get_od_setting_limits(smu,
+						  PP_OD_FEATURE_FAN_CURVE_TEMP,
+						  &min_value,
+						  &max_value);
+		size += sysfs_emit_at(buf, size, "FAN_CURVE(hotspot temp): %uC %uC\n",
+				      min_value, max_value);
+
+		smu_v14_0_2_get_od_setting_limits(smu,
+						  PP_OD_FEATURE_FAN_CURVE_PWM,
+						  &min_value,
+						  &max_value);
+		size += sysfs_emit_at(buf, size, "FAN_CURVE(fan speed): %u%% %u%%\n",
+				      min_value, max_value);
+
+		break;
+
+	case SMU_OD_ACOUSTIC_LIMIT:
+		if (!smu_v14_0_2_is_od_feature_supported(smu,
+							 PP_OD_FEATURE_FAN_CURVE_BIT))
+			break;
+
+		size += sysfs_emit_at(buf, size, "OD_ACOUSTIC_LIMIT:\n");
+		size += sysfs_emit_at(buf, size, "%d\n",
+					(int)od_table->OverDriveTable.AcousticLimitRpmThreshold);
+
+		size += sysfs_emit_at(buf, size, "%s:\n", "OD_RANGE");
+		smu_v14_0_2_get_od_setting_limits(smu,
+						  PP_OD_FEATURE_FAN_ACOUSTIC_LIMIT,
+						  &min_value,
+						  &max_value);
+		size += sysfs_emit_at(buf, size, "ACOUSTIC_LIMIT: %u %u\n",
+				      min_value, max_value);
+		break;
+
+	case SMU_OD_ACOUSTIC_TARGET:
+		if (!smu_v14_0_2_is_od_feature_supported(smu,
+							 PP_OD_FEATURE_FAN_CURVE_BIT))
+			break;
+
+		size += sysfs_emit_at(buf, size, "OD_ACOUSTIC_TARGET:\n");
+		size += sysfs_emit_at(buf, size, "%d\n",
+					(int)od_table->OverDriveTable.AcousticTargetRpmThreshold);
+
+		size += sysfs_emit_at(buf, size, "%s:\n", "OD_RANGE");
+		smu_v14_0_2_get_od_setting_limits(smu,
+						  PP_OD_FEATURE_FAN_ACOUSTIC_TARGET,
+						  &min_value,
+						  &max_value);
+		size += sysfs_emit_at(buf, size, "ACOUSTIC_TARGET: %u %u\n",
+				      min_value, max_value);
+		break;
+
+	case SMU_OD_FAN_TARGET_TEMPERATURE:
+		if (!smu_v14_0_2_is_od_feature_supported(smu,
+							 PP_OD_FEATURE_FAN_CURVE_BIT))
+			break;
+
+		size += sysfs_emit_at(buf, size, "FAN_TARGET_TEMPERATURE:\n");
+		size += sysfs_emit_at(buf, size, "%d\n",
+					(int)od_table->OverDriveTable.FanTargetTemperature);
+
+		size += sysfs_emit_at(buf, size, "%s:\n", "OD_RANGE");
+		smu_v14_0_2_get_od_setting_limits(smu,
+						  PP_OD_FEATURE_FAN_TARGET_TEMPERATURE,
+						  &min_value,
+						  &max_value);
+		size += sysfs_emit_at(buf, size, "TARGET_TEMPERATURE: %u %u\n",
+				      min_value, max_value);
+		break;
+
+	case SMU_OD_FAN_MINIMUM_PWM:
+		if (!smu_v14_0_2_is_od_feature_supported(smu,
+							 PP_OD_FEATURE_FAN_CURVE_BIT))
+			break;
+
+		size += sysfs_emit_at(buf, size, "FAN_MINIMUM_PWM:\n");
+		size += sysfs_emit_at(buf, size, "%d\n",
+					(int)od_table->OverDriveTable.FanMinimumPwm);
+
+		size += sysfs_emit_at(buf, size, "%s:\n", "OD_RANGE");
+		smu_v14_0_2_get_od_setting_limits(smu,
+						  PP_OD_FEATURE_FAN_MINIMUM_PWM,
+						  &min_value,
+						  &max_value);
+		size += sysfs_emit_at(buf, size, "MINIMUM_PWM: %u %u\n",
+				      min_value, max_value);
+		break;
+
+	case SMU_OD_RANGE:
+		if (!smu_v14_0_2_is_od_feature_supported(smu, PP_OD_FEATURE_GFXCLK_BIT) &&
+		    !smu_v14_0_2_is_od_feature_supported(smu, PP_OD_FEATURE_UCLK_BIT) &&
+		    !smu_v14_0_2_is_od_feature_supported(smu, PP_OD_FEATURE_GFX_VF_CURVE_BIT))
+			break;
+
+		size += sysfs_emit_at(buf, size, "%s:\n", "OD_RANGE");
+
+		if (smu_v14_0_2_is_od_feature_supported(smu, PP_OD_FEATURE_GFXCLK_BIT)) {
+			smu_v14_0_2_get_od_setting_limits(smu,
+							  PP_OD_FEATURE_GFXCLK_FMIN,
+							  &min_value,
+							  NULL);
+			smu_v14_0_2_get_od_setting_limits(smu,
+							  PP_OD_FEATURE_GFXCLK_FMAX,
+							  NULL,
+							  &max_value);
+			size += sysfs_emit_at(buf, size, "SCLK: %7uMhz %10uMhz\n",
+					      min_value, max_value);
+		}
+
+		if (smu_v14_0_2_is_od_feature_supported(smu, PP_OD_FEATURE_UCLK_BIT)) {
+			smu_v14_0_2_get_od_setting_limits(smu,
+							  PP_OD_FEATURE_UCLK_FMIN,
+							  &min_value,
+							  NULL);
+			smu_v14_0_2_get_od_setting_limits(smu,
+							  PP_OD_FEATURE_UCLK_FMAX,
+							  NULL,
+							  &max_value);
+			size += sysfs_emit_at(buf, size, "MCLK: %7uMhz %10uMhz\n",
+					      min_value, max_value);
+		}
+
+		if (smu_v14_0_2_is_od_feature_supported(smu, PP_OD_FEATURE_GFX_VF_CURVE_BIT)) {
+			smu_v14_0_2_get_od_setting_limits(smu,
+							  PP_OD_FEATURE_GFX_VF_CURVE,
+							  &min_value,
+							  &max_value);
+			size += sysfs_emit_at(buf, size, "VDDGFX_OFFSET: %7dmv %10dmv\n",
+					      min_value, max_value);
+		}
+		break;
+
 	default:
 		break;
 	}
@@ -1400,7 +1671,27 @@ static int smu_v14_0_2_get_power_limit(struct smu_context *smu,
 				       uint32_t *max_power_limit,
 				       uint32_t *min_power_limit)
 {
-	// TODO
+	struct smu_table_context *table_context = &smu->smu_table;
+	PPTable_t *pptable = table_context->driver_pptable;
+	CustomSkuTable_t *skutable = &pptable->CustomSkuTable;
+	uint32_t power_limit;
+	uint32_t msg_limit = pptable->SkuTable.MsgLimits.Power[PPT_THROTTLER_PPT0][POWER_SOURCE_AC];
+
+	if (smu_v14_0_get_current_power_limit(smu, &power_limit))
+		power_limit = smu->adev->pm.ac_power ?
+			      skutable->SocketPowerLimitAc[PPT_THROTTLER_PPT0] :
+			      skutable->SocketPowerLimitDc[PPT_THROTTLER_PPT0];
+
+	if (current_power_limit)
+		*current_power_limit = power_limit;
+	if (default_power_limit)
+		*default_power_limit = power_limit;
+
+	if (max_power_limit)
+		*max_power_limit = msg_limit;
+
+	if (min_power_limit)
+		*min_power_limit = 0;
 
 	return 0;
 }
@@ -1950,6 +2241,594 @@ static ssize_t smu_v14_0_2_get_gpu_metrics(struct smu_context *smu,
 	return sizeof(struct gpu_metrics_v1_3);
 }
 
+static void smu_v14_0_2_dump_od_table(struct smu_context *smu,
+				      OverDriveTableExternal_t *od_table)
+{
+	struct amdgpu_device *adev = smu->adev;
+
+	dev_dbg(adev->dev, "OD: Gfxclk: (%d, %d)\n", od_table->OverDriveTable.GfxclkFmin,
+						     od_table->OverDriveTable.GfxclkFmax);
+	dev_dbg(adev->dev, "OD: Uclk: (%d, %d)\n", od_table->OverDriveTable.UclkFmin,
+						   od_table->OverDriveTable.UclkFmax);
+}
+
+static int smu_v14_0_2_upload_overdrive_table(struct smu_context *smu,
+					      OverDriveTableExternal_t *od_table)
+{
+	int ret;
+	ret = smu_cmn_update_table(smu,
+				   SMU_TABLE_OVERDRIVE,
+				   0,
+				   (void *)od_table,
+				   true);
+	if (ret)
+		dev_err(smu->adev->dev, "Failed to upload overdrive table!\n");
+
+	return ret;
+}
+
+static void smu_v14_0_2_set_supported_od_feature_mask(struct smu_context *smu)
+{
+	struct amdgpu_device *adev = smu->adev;
+
+	if (smu_v14_0_2_is_od_feature_supported(smu,
+						PP_OD_FEATURE_FAN_CURVE_BIT))
+		adev->pm.od_feature_mask |= OD_OPS_SUPPORT_FAN_CURVE_RETRIEVE |
+					    OD_OPS_SUPPORT_FAN_CURVE_SET |
+					    OD_OPS_SUPPORT_ACOUSTIC_LIMIT_THRESHOLD_RETRIEVE |
+					    OD_OPS_SUPPORT_ACOUSTIC_LIMIT_THRESHOLD_SET |
+					    OD_OPS_SUPPORT_ACOUSTIC_TARGET_THRESHOLD_RETRIEVE |
+					    OD_OPS_SUPPORT_ACOUSTIC_TARGET_THRESHOLD_SET |
+					    OD_OPS_SUPPORT_FAN_TARGET_TEMPERATURE_RETRIEVE |
+					    OD_OPS_SUPPORT_FAN_TARGET_TEMPERATURE_SET |
+					    OD_OPS_SUPPORT_FAN_MINIMUM_PWM_RETRIEVE |
+					    OD_OPS_SUPPORT_FAN_MINIMUM_PWM_SET;
+}
+
+static int smu_v14_0_2_get_overdrive_table(struct smu_context *smu,
+					   OverDriveTableExternal_t *od_table)
+{
+	int ret;
+	ret = smu_cmn_update_table(smu,
+				   SMU_TABLE_OVERDRIVE,
+				   0,
+				   (void *)od_table,
+				   false);
+	if (ret)
+		dev_err(smu->adev->dev, "Failed to get overdrive table!\n");
+
+	return ret;
+}
+
+static int smu_v14_0_2_set_default_od_settings(struct smu_context *smu)
+{
+	OverDriveTableExternal_t *od_table =
+		(OverDriveTableExternal_t *)smu->smu_table.overdrive_table;
+	OverDriveTableExternal_t *boot_od_table =
+		(OverDriveTableExternal_t *)smu->smu_table.boot_overdrive_table;
+	OverDriveTableExternal_t *user_od_table =
+		(OverDriveTableExternal_t *)smu->smu_table.user_overdrive_table;
+	OverDriveTableExternal_t user_od_table_bak;
+	int ret;
+	int i;
+
+	ret = smu_v14_0_2_get_overdrive_table(smu, boot_od_table);
+	if (ret)
+		return ret;
+
+	smu_v14_0_2_dump_od_table(smu, boot_od_table);
+
+	memcpy(od_table,
+	       boot_od_table,
+	       sizeof(OverDriveTableExternal_t));
+
+	/*
+	 * For S3/S4/Runpm resume, we need to setup those overdrive tables again,
+	 * but we have to preserve user defined values in "user_od_table".
+	 */
+	if (!smu->adev->in_suspend) {
+		memcpy(user_od_table,
+		       boot_od_table,
+		       sizeof(OverDriveTableExternal_t));
+		smu->user_dpm_profile.user_od = false;
+	} else if (smu->user_dpm_profile.user_od) {
+		memcpy(&user_od_table_bak,
+		       user_od_table,
+		       sizeof(OverDriveTableExternal_t));
+		memcpy(user_od_table,
+		       boot_od_table,
+		       sizeof(OverDriveTableExternal_t));
+		user_od_table->OverDriveTable.GfxclkFmin =
+				user_od_table_bak.OverDriveTable.GfxclkFmin;
+		user_od_table->OverDriveTable.GfxclkFmax =
+				user_od_table_bak.OverDriveTable.GfxclkFmax;
+		user_od_table->OverDriveTable.UclkFmin =
+				user_od_table_bak.OverDriveTable.UclkFmin;
+		user_od_table->OverDriveTable.UclkFmax =
+				user_od_table_bak.OverDriveTable.UclkFmax;
+		for (i = 0; i < PP_NUM_OD_VF_CURVE_POINTS; i++)
+			user_od_table->OverDriveTable.VoltageOffsetPerZoneBoundary[i] =
+				user_od_table_bak.OverDriveTable.VoltageOffsetPerZoneBoundary[i];
+		for (i = 0; i < NUM_OD_FAN_MAX_POINTS - 1; i++) {
+			user_od_table->OverDriveTable.FanLinearTempPoints[i] =
+				user_od_table_bak.OverDriveTable.FanLinearTempPoints[i];
+			user_od_table->OverDriveTable.FanLinearPwmPoints[i] =
+				user_od_table_bak.OverDriveTable.FanLinearPwmPoints[i];
+		}
+		user_od_table->OverDriveTable.AcousticLimitRpmThreshold =
+			user_od_table_bak.OverDriveTable.AcousticLimitRpmThreshold;
+		user_od_table->OverDriveTable.AcousticTargetRpmThreshold =
+			user_od_table_bak.OverDriveTable.AcousticTargetRpmThreshold;
+		user_od_table->OverDriveTable.FanTargetTemperature =
+			user_od_table_bak.OverDriveTable.FanTargetTemperature;
+		user_od_table->OverDriveTable.FanMinimumPwm =
+			user_od_table_bak.OverDriveTable.FanMinimumPwm;
+	}
+
+	smu_v14_0_2_set_supported_od_feature_mask(smu);
+
+	return 0;
+}
+
+static int smu_v14_0_2_restore_user_od_settings(struct smu_context *smu)
+{
+	struct smu_table_context *table_context = &smu->smu_table;
+	OverDriveTableExternal_t *od_table = table_context->overdrive_table;
+	OverDriveTableExternal_t *user_od_table = table_context->user_overdrive_table;
+	int res;
+
+	user_od_table->OverDriveTable.FeatureCtrlMask = BIT(PP_OD_FEATURE_GFXCLK_BIT) |
+							BIT(PP_OD_FEATURE_UCLK_BIT) |
+							BIT(PP_OD_FEATURE_GFX_VF_CURVE_BIT) |
+							BIT(PP_OD_FEATURE_FAN_CURVE_BIT);
+	res = smu_v14_0_2_upload_overdrive_table(smu, user_od_table);
+	user_od_table->OverDriveTable.FeatureCtrlMask = 0;
+	if (res == 0)
+		memcpy(od_table, user_od_table, sizeof(OverDriveTableExternal_t));
+
+	return res;
+}
+
+static int smu_v14_0_2_od_restore_table_single(struct smu_context *smu, long input)
+{
+	struct smu_table_context *table_context = &smu->smu_table;
+	OverDriveTableExternal_t *boot_overdrive_table =
+		(OverDriveTableExternal_t *)table_context->boot_overdrive_table;
+	OverDriveTableExternal_t *od_table =
+		(OverDriveTableExternal_t *)table_context->overdrive_table;
+	struct amdgpu_device *adev = smu->adev;
+	int i;
+
+	switch (input) {
+	case PP_OD_EDIT_FAN_CURVE:
+		for (i = 0; i < NUM_OD_FAN_MAX_POINTS; i++) {
+			od_table->OverDriveTable.FanLinearTempPoints[i] =
+					boot_overdrive_table->OverDriveTable.FanLinearTempPoints[i];
+			od_table->OverDriveTable.FanLinearPwmPoints[i] =
+					boot_overdrive_table->OverDriveTable.FanLinearPwmPoints[i];
+		}
+		od_table->OverDriveTable.FanMode = FAN_MODE_AUTO;
+		od_table->OverDriveTable.FeatureCtrlMask |= BIT(PP_OD_FEATURE_FAN_CURVE_BIT);
+		break;
+	case PP_OD_EDIT_ACOUSTIC_LIMIT:
+		od_table->OverDriveTable.AcousticLimitRpmThreshold =
+					boot_overdrive_table->OverDriveTable.AcousticLimitRpmThreshold;
+		od_table->OverDriveTable.FanMode = FAN_MODE_AUTO;
+		od_table->OverDriveTable.FeatureCtrlMask |= BIT(PP_OD_FEATURE_FAN_CURVE_BIT);
+		break;
+	case PP_OD_EDIT_ACOUSTIC_TARGET:
+		od_table->OverDriveTable.AcousticTargetRpmThreshold =
+					boot_overdrive_table->OverDriveTable.AcousticTargetRpmThreshold;
+		od_table->OverDriveTable.FanMode = FAN_MODE_AUTO;
+		od_table->OverDriveTable.FeatureCtrlMask |= BIT(PP_OD_FEATURE_FAN_CURVE_BIT);
+		break;
+	case PP_OD_EDIT_FAN_TARGET_TEMPERATURE:
+		od_table->OverDriveTable.FanTargetTemperature =
+					boot_overdrive_table->OverDriveTable.FanTargetTemperature;
+		od_table->OverDriveTable.FanMode = FAN_MODE_AUTO;
+		od_table->OverDriveTable.FeatureCtrlMask |= BIT(PP_OD_FEATURE_FAN_CURVE_BIT);
+		break;
+	case PP_OD_EDIT_FAN_MINIMUM_PWM:
+		od_table->OverDriveTable.FanMinimumPwm =
+					boot_overdrive_table->OverDriveTable.FanMinimumPwm;
+		od_table->OverDriveTable.FanMode = FAN_MODE_AUTO;
+		od_table->OverDriveTable.FeatureCtrlMask |= BIT(PP_OD_FEATURE_FAN_CURVE_BIT);
+		break;
+	default:
+		dev_info(adev->dev, "Invalid table index: %ld\n", input);
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static int smu_v14_0_2_od_edit_dpm_table(struct smu_context *smu,
+					 enum PP_OD_DPM_TABLE_COMMAND type,
+					 long input[],
+					 uint32_t size)
+{
+	struct smu_table_context *table_context = &smu->smu_table;
+	OverDriveTableExternal_t *od_table =
+		(OverDriveTableExternal_t *)table_context->overdrive_table;
+	struct amdgpu_device *adev = smu->adev;
+	uint32_t offset_of_voltageoffset;
+	int32_t minimum, maximum;
+	uint32_t feature_ctrlmask;
+	int i, ret = 0;
+
+	switch (type) {
+	case PP_OD_EDIT_SCLK_VDDC_TABLE:
+		if (!smu_v14_0_2_is_od_feature_supported(smu, PP_OD_FEATURE_GFXCLK_BIT)) {
+			dev_warn(adev->dev, "GFXCLK_LIMITS setting not supported!\n");
+			return -ENOTSUPP;
+		}
+
+		for (i = 0; i < size; i += 2) {
+			if (i + 2 > size) {
+				dev_info(adev->dev, "invalid number of input parameters %d\n", size);
+				return -EINVAL;
+			}
+
+			switch (input[i]) {
+			case 0:
+				smu_v14_0_2_get_od_setting_limits(smu,
+								  PP_OD_FEATURE_GFXCLK_FMIN,
+								  &minimum,
+								  &maximum);
+				if (input[i + 1] < minimum ||
+				    input[i + 1] > maximum) {
+					dev_info(adev->dev, "GfxclkFmin (%ld) must be within [%u, %u]!\n",
+						input[i + 1], minimum, maximum);
+					return -EINVAL;
+				}
+
+				od_table->OverDriveTable.GfxclkFmin = input[i + 1];
+				od_table->OverDriveTable.FeatureCtrlMask |= 1U << PP_OD_FEATURE_GFXCLK_BIT;
+				break;
+
+			case 1:
+				smu_v14_0_2_get_od_setting_limits(smu,
+								  PP_OD_FEATURE_GFXCLK_FMAX,
+								  &minimum,
+								  &maximum);
+				if (input[i + 1] < minimum ||
+				    input[i + 1] > maximum) {
+					dev_info(adev->dev, "GfxclkFmax (%ld) must be within [%u, %u]!\n",
+						input[i + 1], minimum, maximum);
+					return -EINVAL;
+				}
+
+				od_table->OverDriveTable.GfxclkFmax = input[i + 1];
+				od_table->OverDriveTable.FeatureCtrlMask |= 1U << PP_OD_FEATURE_GFXCLK_BIT;
+				break;
+
+			default:
+				dev_info(adev->dev, "Invalid SCLK_VDDC_TABLE index: %ld\n", input[i]);
+				dev_info(adev->dev, "Supported indices: [0:min,1:max]\n");
+				return -EINVAL;
+			}
+		}
+
+		if (od_table->OverDriveTable.GfxclkFmin > od_table->OverDriveTable.GfxclkFmax) {
+			dev_err(adev->dev,
+				"Invalid setting: GfxclkFmin(%u) is bigger than GfxclkFmax(%u)\n",
+				(uint32_t)od_table->OverDriveTable.GfxclkFmin,
+				(uint32_t)od_table->OverDriveTable.GfxclkFmax);
+			return -EINVAL;
+		}
+		break;
+
+	case PP_OD_EDIT_MCLK_VDDC_TABLE:
+		if (!smu_v14_0_2_is_od_feature_supported(smu, PP_OD_FEATURE_UCLK_BIT)) {
+			dev_warn(adev->dev, "UCLK_LIMITS setting not supported!\n");
+			return -ENOTSUPP;
+		}
+
+		for (i = 0; i < size; i += 2) {
+			if (i + 2 > size) {
+				dev_info(adev->dev, "invalid number of input parameters %d\n", size);
+				return -EINVAL;
+			}
+
+			switch (input[i]) {
+			case 0:
+				smu_v14_0_2_get_od_setting_limits(smu,
+								  PP_OD_FEATURE_UCLK_FMIN,
+								  &minimum,
+								  &maximum);
+				if (input[i + 1] < minimum ||
+				    input[i + 1] > maximum) {
+					dev_info(adev->dev, "UclkFmin (%ld) must be within [%u, %u]!\n",
+						input[i + 1], minimum, maximum);
+					return -EINVAL;
+				}
+
+				od_table->OverDriveTable.UclkFmin = input[i + 1];
+				od_table->OverDriveTable.FeatureCtrlMask |= 1U << PP_OD_FEATURE_UCLK_BIT;
+				break;
+
+			case 1:
+				smu_v14_0_2_get_od_setting_limits(smu,
+								  PP_OD_FEATURE_UCLK_FMAX,
+								  &minimum,
+								  &maximum);
+				if (input[i + 1] < minimum ||
+				    input[i + 1] > maximum) {
+					dev_info(adev->dev, "UclkFmax (%ld) must be within [%u, %u]!\n",
+						input[i + 1], minimum, maximum);
+					return -EINVAL;
+				}
+
+				od_table->OverDriveTable.UclkFmax = input[i + 1];
+				od_table->OverDriveTable.FeatureCtrlMask |= 1U << PP_OD_FEATURE_UCLK_BIT;
+				break;
+
+			default:
+				dev_info(adev->dev, "Invalid MCLK_VDDC_TABLE index: %ld\n", input[i]);
+				dev_info(adev->dev, "Supported indices: [0:min,1:max]\n");
+				return -EINVAL;
+			}
+		}
+
+		if (od_table->OverDriveTable.UclkFmin > od_table->OverDriveTable.UclkFmax) {
+			dev_err(adev->dev,
+				"Invalid setting: UclkFmin(%u) is bigger than UclkFmax(%u)\n",
+				(uint32_t)od_table->OverDriveTable.UclkFmin,
+				(uint32_t)od_table->OverDriveTable.UclkFmax);
+			return -EINVAL;
+		}
+		break;
+
+	case PP_OD_EDIT_VDDGFX_OFFSET:
+		if (!smu_v14_0_2_is_od_feature_supported(smu, PP_OD_FEATURE_GFX_VF_CURVE_BIT)) {
+			dev_warn(adev->dev, "Gfx offset setting not supported!\n");
+			return -ENOTSUPP;
+		}
+
+		smu_v14_0_2_get_od_setting_limits(smu,
+						  PP_OD_FEATURE_GFX_VF_CURVE,
+						  &minimum,
+						  &maximum);
+		if (input[0] < minimum ||
+		    input[0] > maximum) {
+			dev_info(adev->dev, "Voltage offset (%ld) must be within [%d, %d]!\n",
+				 input[0], minimum, maximum);
+			return -EINVAL;
+		}
+
+		for (i = 0; i < PP_NUM_OD_VF_CURVE_POINTS; i++)
+			od_table->OverDriveTable.VoltageOffsetPerZoneBoundary[i] = input[0];
+		od_table->OverDriveTable.FeatureCtrlMask |= BIT(PP_OD_FEATURE_GFX_VF_CURVE_BIT);
+		break;
+
+	case PP_OD_EDIT_FAN_CURVE:
+		if (!smu_v14_0_2_is_od_feature_supported(smu, PP_OD_FEATURE_FAN_CURVE_BIT)) {
+			dev_warn(adev->dev, "Fan curve setting not supported!\n");
+			return -ENOTSUPP;
+		}
+
+		if (input[0] >= NUM_OD_FAN_MAX_POINTS - 1 ||
+		    input[0] < 0)
+			return -EINVAL;
+
+		smu_v14_0_2_get_od_setting_limits(smu,
+						  PP_OD_FEATURE_FAN_CURVE_TEMP,
+						  &minimum,
+						  &maximum);
+		if (input[1] < minimum ||
+		    input[1] > maximum) {
+			dev_info(adev->dev, "Fan curve temp setting(%ld) must be within [%d, %d]!\n",
+				 input[1], minimum, maximum);
+			return -EINVAL;
+		}
+
+		smu_v14_0_2_get_od_setting_limits(smu,
+						  PP_OD_FEATURE_FAN_CURVE_PWM,
+						  &minimum,
+						  &maximum);
+		if (input[2] < minimum ||
+		    input[2] > maximum) {
+			dev_info(adev->dev, "Fan curve pwm setting(%ld) must be within [%d, %d]!\n",
+				 input[2], minimum, maximum);
+			return -EINVAL;
+		}
+
+		od_table->OverDriveTable.FanLinearTempPoints[input[0]] = input[1];
+		od_table->OverDriveTable.FanLinearPwmPoints[input[0]] = input[2];
+		od_table->OverDriveTable.FanMode = FAN_MODE_MANUAL_LINEAR;
+		od_table->OverDriveTable.FeatureCtrlMask |= BIT(PP_OD_FEATURE_FAN_CURVE_BIT);
+		break;
+
+	case PP_OD_EDIT_ACOUSTIC_LIMIT:
+		if (!smu_v14_0_2_is_od_feature_supported(smu, PP_OD_FEATURE_FAN_CURVE_BIT)) {
+			dev_warn(adev->dev, "Fan curve setting not supported!\n");
+			return -ENOTSUPP;
+		}
+
+		smu_v14_0_2_get_od_setting_limits(smu,
+						  PP_OD_FEATURE_FAN_ACOUSTIC_LIMIT,
+						  &minimum,
+						  &maximum);
+		if (input[0] < minimum ||
+		    input[0] > maximum) {
+			dev_info(adev->dev, "acoustic limit threshold setting(%ld) must be within [%d, %d]!\n",
+				 input[0], minimum, maximum);
+			return -EINVAL;
+		}
+
+		od_table->OverDriveTable.AcousticLimitRpmThreshold = input[0];
+		od_table->OverDriveTable.FanMode = FAN_MODE_AUTO;
+		od_table->OverDriveTable.FeatureCtrlMask |= BIT(PP_OD_FEATURE_FAN_CURVE_BIT);
+		break;
+
+	case PP_OD_EDIT_ACOUSTIC_TARGET:
+		if (!smu_v14_0_2_is_od_feature_supported(smu, PP_OD_FEATURE_FAN_CURVE_BIT)) {
+			dev_warn(adev->dev, "Fan curve setting not supported!\n");
+			return -ENOTSUPP;
+		}
+
+		smu_v14_0_2_get_od_setting_limits(smu,
+						  PP_OD_FEATURE_FAN_ACOUSTIC_TARGET,
+						  &minimum,
+						  &maximum);
+		if (input[0] < minimum ||
+		    input[0] > maximum) {
+			dev_info(adev->dev, "acoustic target threshold setting(%ld) must be within [%d, %d]!\n",
+				 input[0], minimum, maximum);
+			return -EINVAL;
+		}
+
+		od_table->OverDriveTable.AcousticTargetRpmThreshold = input[0];
+		od_table->OverDriveTable.FanMode = FAN_MODE_AUTO;
+		od_table->OverDriveTable.FeatureCtrlMask |= BIT(PP_OD_FEATURE_FAN_CURVE_BIT);
+		break;
+
+	case PP_OD_EDIT_FAN_TARGET_TEMPERATURE:
+		if (!smu_v14_0_2_is_od_feature_supported(smu, PP_OD_FEATURE_FAN_CURVE_BIT)) {
+			dev_warn(adev->dev, "Fan curve setting not supported!\n");
+			return -ENOTSUPP;
+		}
+
+		smu_v14_0_2_get_od_setting_limits(smu,
+						  PP_OD_FEATURE_FAN_TARGET_TEMPERATURE,
+						  &minimum,
+						  &maximum);
+		if (input[0] < minimum ||
+		    input[0] > maximum) {
+			dev_info(adev->dev, "fan target temperature setting(%ld) must be within [%d, %d]!\n",
+				 input[0], minimum, maximum);
+			return -EINVAL;
+		}
+
+		od_table->OverDriveTable.FanTargetTemperature = input[0];
+		od_table->OverDriveTable.FanMode = FAN_MODE_AUTO;
+		od_table->OverDriveTable.FeatureCtrlMask |= BIT(PP_OD_FEATURE_FAN_CURVE_BIT);
+		break;
+
+	case PP_OD_EDIT_FAN_MINIMUM_PWM:
+		if (!smu_v14_0_2_is_od_feature_supported(smu, PP_OD_FEATURE_FAN_CURVE_BIT)) {
+			dev_warn(adev->dev, "Fan curve setting not supported!\n");
+			return -ENOTSUPP;
+		}
+
+		smu_v14_0_2_get_od_setting_limits(smu,
+						  PP_OD_FEATURE_FAN_MINIMUM_PWM,
+						  &minimum,
+						  &maximum);
+		if (input[0] < minimum ||
+		    input[0] > maximum) {
+			dev_info(adev->dev, "fan minimum pwm setting(%ld) must be within [%d, %d]!\n",
+				 input[0], minimum, maximum);
+			return -EINVAL;
+		}
+
+		od_table->OverDriveTable.FanMinimumPwm = input[0];
+		od_table->OverDriveTable.FanMode = FAN_MODE_AUTO;
+		od_table->OverDriveTable.FeatureCtrlMask |= BIT(PP_OD_FEATURE_FAN_CURVE_BIT);
+		break;
+
+	case PP_OD_RESTORE_DEFAULT_TABLE:
+		if (size == 1) {
+			ret = smu_v14_0_2_od_restore_table_single(smu, input[0]);
+			if (ret)
+				return ret;
+		} else {
+			feature_ctrlmask = od_table->OverDriveTable.FeatureCtrlMask;
+			memcpy(od_table,
+		       table_context->boot_overdrive_table,
+		       sizeof(OverDriveTableExternal_t));
+			od_table->OverDriveTable.FeatureCtrlMask = feature_ctrlmask;
+		}
+		fallthrough;
+	case PP_OD_COMMIT_DPM_TABLE:
+		/*
+		 * The member below instructs PMFW the settings focused in
+		 * this single operation.
+		 * `uint32_t FeatureCtrlMask;`
+		 * It does not contain actual informations about user's custom
+		 * settings. Thus we do not cache it.
+		 */
+		offset_of_voltageoffset = offsetof(OverDriveTable_t, VoltageOffsetPerZoneBoundary);
+		if (memcmp((u8 *)od_table + offset_of_voltageoffset,
+			   table_context->user_overdrive_table + offset_of_voltageoffset,
+			   sizeof(OverDriveTableExternal_t) - offset_of_voltageoffset)) {
+			smu_v14_0_2_dump_od_table(smu, od_table);
+
+			ret = smu_v14_0_2_upload_overdrive_table(smu, od_table);
+			if (ret) {
+				dev_err(adev->dev, "Failed to upload overdrive table!\n");
+				return ret;
+			}
+
+			od_table->OverDriveTable.FeatureCtrlMask = 0;
+			memcpy(table_context->user_overdrive_table + offset_of_voltageoffset,
+			       (u8 *)od_table + offset_of_voltageoffset,
+			       sizeof(OverDriveTableExternal_t) - offset_of_voltageoffset);
+
+			if (!memcmp(table_context->user_overdrive_table,
+				    table_context->boot_overdrive_table,
+				    sizeof(OverDriveTableExternal_t)))
+				smu->user_dpm_profile.user_od = false;
+			else
+				smu->user_dpm_profile.user_od = true;
+		}
+		break;
+
+	default:
+		return -ENOSYS;
+	}
+
+	return ret;
+}
+
+static int smu_v14_0_2_set_power_limit(struct smu_context *smu,
+				       enum smu_ppt_limit_type limit_type,
+				       uint32_t limit)
+{
+	PPTable_t *pptable = smu->smu_table.driver_pptable;
+	uint32_t msg_limit = pptable->SkuTable.MsgLimits.Power[PPT_THROTTLER_PPT0][POWER_SOURCE_AC];
+	struct smu_table_context *table_context = &smu->smu_table;
+	OverDriveTableExternal_t *od_table =
+		(OverDriveTableExternal_t *)table_context->overdrive_table;
+	int ret = 0;
+
+	if (limit_type != SMU_DEFAULT_PPT_LIMIT)
+		return -EINVAL;
+
+	if (limit <= msg_limit) {
+		if (smu->current_power_limit > msg_limit) {
+			od_table->OverDriveTable.Ppt = 0;
+			od_table->OverDriveTable.FeatureCtrlMask |= 1U << PP_OD_FEATURE_PPT_BIT;
+
+			ret = smu_v14_0_2_upload_overdrive_table(smu, od_table);
+			if (ret) {
+				dev_err(smu->adev->dev, "Failed to upload overdrive table!\n");
+				return ret;
+			}
+		}
+		return smu_v14_0_set_power_limit(smu, limit_type, limit);
+	} else if (smu->od_enabled) {
+		ret = smu_v14_0_set_power_limit(smu, limit_type, msg_limit);
+		if (ret)
+			return ret;
+
+		od_table->OverDriveTable.Ppt = (limit * 100) / msg_limit - 100;
+		od_table->OverDriveTable.FeatureCtrlMask |= 1U << PP_OD_FEATURE_PPT_BIT;
+
+		ret = smu_v14_0_2_upload_overdrive_table(smu, od_table);
+		if (ret) {
+		  dev_err(smu->adev->dev, "Failed to upload overdrive table!\n");
+		  return ret;
+		}
+
+		smu->current_power_limit = limit;
+	} else {
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
 static const struct pptable_funcs smu_v14_0_2_ppt_funcs = {
 	.get_allowed_feature_mask = smu_v14_0_2_get_allowed_feature_mask,
 	.set_default_dpm_table = smu_v14_0_2_set_default_dpm_table,
@@ -1988,13 +2867,16 @@ static const struct pptable_funcs smu_v14_0_2_ppt_funcs = {
 	.notify_memory_pool_location = smu_v14_0_notify_memory_pool_location,
 	.get_gpu_metrics = smu_v14_0_2_get_gpu_metrics,
 	.set_soft_freq_limited_range = smu_v14_0_set_soft_freq_limited_range,
+	.set_default_od_settings = smu_v14_0_2_set_default_od_settings,
+	.restore_user_od_settings = smu_v14_0_2_restore_user_od_settings,
+	.od_edit_dpm_table = smu_v14_0_2_od_edit_dpm_table,
 	.init_pptable_microcode = smu_v14_0_init_pptable_microcode,
 	.populate_umd_state_clk = smu_v14_0_2_populate_umd_state_clk,
 	.set_performance_level = smu_v14_0_set_performance_level,
 	.gfx_off_control = smu_v14_0_gfx_off_control,
 	.get_unique_id = smu_v14_0_2_get_unique_id,
 	.get_power_limit = smu_v14_0_2_get_power_limit,
-	.set_power_limit = smu_v14_0_set_power_limit,
+	.set_power_limit = smu_v14_0_2_set_power_limit,
 	.set_power_source = smu_v14_0_set_power_source,
 	.get_power_profile_mode = smu_v14_0_2_get_power_profile_mode,
 	.set_power_profile_mode = smu_v14_0_2_set_power_profile_mode,