drm/amdgpu/powerplay: factor out some pptable helpers

Move copy_array helpers to smu_helper.c and share between
vega12 and vega20.

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

drivers/gpu/drm/amd/powerplay/hwmgr/smu_helper.c

@@ -39,6 +39,50 @@ uint16_t convert_to_vddc(uint8_t vid)
 	return (uint16_t) ((6200 - (vid * 25)) / VOLTAGE_SCALE);
 }
 
+int phm_copy_clock_limits_array(
+	struct pp_hwmgr *hwmgr,
+	uint32_t **pptable_info_array,
+	const uint32_t *pptable_array,
+	uint32_t power_saving_clock_count)
+{
+	uint32_t array_size, i;
+	uint32_t *table;
+
+	array_size = sizeof(uint32_t) * power_saving_clock_count;
+	table = kzalloc(array_size, GFP_KERNEL);
+	if (NULL == table)
+		return -ENOMEM;
+
+	for (i = 0; i < power_saving_clock_count; i++)
+		table[i] = le32_to_cpu(pptable_array[i]);
+
+	*pptable_info_array = table;
+
+	return 0;
+}
+
+int phm_copy_overdrive_settings_limits_array(
+	struct pp_hwmgr *hwmgr,
+	uint32_t **pptable_info_array,
+	const uint32_t *pptable_array,
+	uint32_t od_setting_count)
+{
+	uint32_t array_size, i;
+	uint32_t *table;
+
+	array_size = sizeof(uint32_t) * od_setting_count;
+	table = kzalloc(array_size, GFP_KERNEL);
+	if (NULL == table)
+		return -ENOMEM;
+
+	for (i = 0; i < od_setting_count; i++)
+		table[i] = le32_to_cpu(pptable_array[i]);
+
+	*pptable_info_array = table;
+
+	return 0;
+}
+
 uint32_t phm_set_field_to_u32(u32 offset, u32 original_data, u32 field, u32 size)
 {
 	u32 mask = 0;

drivers/gpu/drm/amd/powerplay/hwmgr/smu_helper.h

@@ -47,6 +47,18 @@ struct watermarks {
 	uint32_t     padding[7];
 };
 
+int phm_copy_clock_limits_array(
+	struct pp_hwmgr *hwmgr,
+	uint32_t **pptable_info_array,
+	const uint32_t *pptable_array,
+	uint32_t power_saving_clock_count);
+
+int phm_copy_overdrive_settings_limits_array(
+	struct pp_hwmgr *hwmgr,
+	uint32_t **pptable_info_array,
+	const uint32_t *pptable_array,
+	uint32_t od_setting_count);
+
 extern int phm_wait_for_register_unequal(struct pp_hwmgr *hwmgr,
 					uint32_t index,
 					uint32_t value, uint32_t mask);

drivers/gpu/drm/amd/powerplay/hwmgr/vega12_processpptables.c

@@ -99,50 +99,6 @@ static int set_platform_caps(struct pp_hwmgr *hwmgr, uint32_t powerplay_caps)
 	return 0;
 }
 
-static int copy_clock_limits_array(
-	struct pp_hwmgr *hwmgr,
-	uint32_t **pptable_info_array,
-	const uint32_t *pptable_array)
-{
-	uint32_t array_size, i;
-	uint32_t *table;
-
-	array_size = sizeof(uint32_t) * ATOM_VEGA12_PPCLOCK_COUNT;
-
-	table = kzalloc(array_size, GFP_KERNEL);
-	if (NULL == table)
-		return -ENOMEM;
-
-	for (i = 0; i < ATOM_VEGA12_PPCLOCK_COUNT; i++)
-		table[i] = le32_to_cpu(pptable_array[i]);
-
-	*pptable_info_array = table;
-
-	return 0;
-}
-
-static int copy_overdrive_settings_limits_array(
-		struct pp_hwmgr *hwmgr,
-		uint32_t **pptable_info_array,
-		const uint32_t *pptable_array)
-{
-	uint32_t array_size, i;
-	uint32_t *table;
-
-	array_size = sizeof(uint32_t) * ATOM_VEGA12_ODSETTING_COUNT;
-
-	table = kzalloc(array_size, GFP_KERNEL);
-	if (NULL == table)
-		return -ENOMEM;
-
-	for (i = 0; i < ATOM_VEGA12_ODSETTING_COUNT; i++)
-		table[i] = le32_to_cpu(pptable_array[i]);
-
-	*pptable_info_array = table;
-
-	return 0;
-}
-
 static int append_vbios_pptable(struct pp_hwmgr *hwmgr, PPTable_t *ppsmc_pptable)
 {
 	struct pp_atomfwctrl_smc_dpm_parameters smc_dpm_table;
@@ -258,8 +214,14 @@ static int init_powerplay_table_information(
 	hwmgr->platform_descriptor.overdriveLimit.memoryClock =
 		le32_to_cpu(powerplay_table->ODSettingsMax[ATOM_VEGA12_ODSETTING_UCLKFMAX]);
 
-	copy_overdrive_settings_limits_array(hwmgr, &pptable_information->od_settings_max, powerplay_table->ODSettingsMax);
-	copy_overdrive_settings_limits_array(hwmgr, &pptable_information->od_settings_min, powerplay_table->ODSettingsMin);
+	phm_copy_overdrive_settings_limits_array(hwmgr,
+						 &pptable_information->od_settings_max,
+						 powerplay_table->ODSettingsMax,
+						 ATOM_VEGA12_ODSETTING_COUNT);
+	phm_copy_overdrive_settings_limits_array(hwmgr,
+						 &pptable_information->od_settings_min,
+						 powerplay_table->ODSettingsMin,
+						 ATOM_VEGA12_ODSETTING_COUNT);
 
 	/* hwmgr->platformDescriptor.minOverdriveVDDC = 0;
 	hwmgr->platformDescriptor.maxOverdriveVDDC = 0;
@@ -287,8 +249,8 @@ static int init_powerplay_table_information(
 				PHM_PlatformCaps_PowerControl);
 	}
 
-	copy_clock_limits_array(hwmgr, &pptable_information->power_saving_clock_max, powerplay_table->PowerSavingClockMax);
-	copy_clock_limits_array(hwmgr, &pptable_information->power_saving_clock_min, powerplay_table->PowerSavingClockMin);
+	phm_copy_clock_limits_array(hwmgr, &pptable_information->power_saving_clock_max, powerplay_table->PowerSavingClockMax, ATOM_VEGA12_PPCLOCK_COUNT);
+	phm_copy_clock_limits_array(hwmgr, &pptable_information->power_saving_clock_min, powerplay_table->PowerSavingClockMin, ATOM_VEGA12_PPCLOCK_COUNT);
 
 	pptable_information->smc_pptable = (PPTable_t *)kmalloc(sizeof(PPTable_t), GFP_KERNEL);
 	if (pptable_information->smc_pptable == NULL)

drivers/gpu/drm/amd/powerplay/hwmgr/vega20_processpptables.c

@@ -661,50 +661,6 @@ static int set_platform_caps(struct pp_hwmgr *hwmgr, uint32_t powerplay_caps)
 	return 0;
 }
 
-static int copy_clock_limits_array(
-	struct pp_hwmgr *hwmgr,
-	uint32_t **pptable_info_array,
-	const uint32_t *pptable_array,
-	uint32_t power_saving_clock_count)
-{
-	uint32_t array_size, i;
-	uint32_t *table;
-
-	array_size = sizeof(uint32_t) * power_saving_clock_count;
-	table = kzalloc(array_size, GFP_KERNEL);
-	if (NULL == table)
-		return -ENOMEM;
-
-	for (i = 0; i < power_saving_clock_count; i++)
-		table[i] = le32_to_cpu(pptable_array[i]);
-
-	*pptable_info_array = table;
-
-	return 0;
-}
-
-static int copy_overdrive_settings_limits_array(
-		struct pp_hwmgr *hwmgr,
-		uint32_t **pptable_info_array,
-		const uint32_t *pptable_array,
-		uint32_t od_setting_count)
-{
-	uint32_t array_size, i;
-	uint32_t *table;
-
-	array_size = sizeof(uint32_t) * od_setting_count;
-	table = kzalloc(array_size, GFP_KERNEL);
-	if (NULL == table)
-		return -ENOMEM;
-
-	for (i = 0; i < od_setting_count; i++)
-		table[i] = le32_to_cpu(pptable_array[i]);
-
-	*pptable_info_array = table;
-
-	return 0;
-}
-
 static int copy_overdrive_feature_capabilities_array(
 		struct pp_hwmgr *hwmgr,
 		uint8_t **pptable_info_array,
@@ -859,11 +815,11 @@ static int init_powerplay_table_information(
 				&pptable_information->od_feature_capabilities,
 				powerplay_table->OverDrive8Table.ODFeatureCapabilities,
 				od_feature_count);
-		copy_overdrive_settings_limits_array(hwmgr,
+		phm_copy_overdrive_settings_limits_array(hwmgr,
 				&pptable_information->od_settings_max,
 				powerplay_table->OverDrive8Table.ODSettingsMax,
 				od_setting_count);
-		copy_overdrive_settings_limits_array(hwmgr,
+		phm_copy_overdrive_settings_limits_array(hwmgr,
 				&pptable_information->od_settings_min,
 				powerplay_table->OverDrive8Table.ODSettingsMin,
 				od_setting_count);
@@ -890,11 +846,11 @@ static int init_powerplay_table_information(
 			 ATOM_VEGA20_PPCLOCK_COUNT) ?
 			ATOM_VEGA20_PPCLOCK_COUNT :
 			le32_to_cpu(powerplay_table->PowerSavingClockTable.PowerSavingClockCount);
-		copy_clock_limits_array(hwmgr,
+		phm_copy_clock_limits_array(hwmgr,
 				&pptable_information->power_saving_clock_max,
 				powerplay_table->PowerSavingClockTable.PowerSavingClockMax,
 				power_saving_clock_count);
-		copy_clock_limits_array(hwmgr,
+		phm_copy_clock_limits_array(hwmgr,
 				&pptable_information->power_saving_clock_min,
 				powerplay_table->PowerSavingClockTable.PowerSavingClockMin,
 				power_saving_clock_count);