drm/amdgpu: share struct amdgpu_pm_state_type with powerplay module

BugLink: http://bugs.launchpad.net/bugs/1546572

rename amdgpu_pm_state_type to amd_pm_state_type
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Acked-by: Jammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit 3a2c788d)
Signed-off-by: Alberto Milone <alberto.milone@canonical.com>
Signed-off-by: Tim Gardner <tim.gardner@canonical.com>

drivers/gpu/drm/amd/amdgpu/amdgpu.h

@@ -1299,31 +1299,7 @@ struct amdgpu_wb {
 int amdgpu_wb_get(struct amdgpu_device *adev, u32 *wb);
 void amdgpu_wb_free(struct amdgpu_device *adev, u32 wb);
 
-/**
- * struct amdgpu_pm - power management datas
- * It keeps track of various data needed to take powermanagement decision.
- */
 
-enum amdgpu_pm_state_type {
-	/* not used for dpm */
-	POWER_STATE_TYPE_DEFAULT,
-	POWER_STATE_TYPE_POWERSAVE,
-	/* user selectable states */
-	POWER_STATE_TYPE_BATTERY,
-	POWER_STATE_TYPE_BALANCED,
-	POWER_STATE_TYPE_PERFORMANCE,
-	/* internal states */
-	POWER_STATE_TYPE_INTERNAL_UVD,
-	POWER_STATE_TYPE_INTERNAL_UVD_SD,
-	POWER_STATE_TYPE_INTERNAL_UVD_HD,
-	POWER_STATE_TYPE_INTERNAL_UVD_HD2,
-	POWER_STATE_TYPE_INTERNAL_UVD_MVC,
-	POWER_STATE_TYPE_INTERNAL_BOOT,
-	POWER_STATE_TYPE_INTERNAL_THERMAL,
-	POWER_STATE_TYPE_INTERNAL_ACPI,
-	POWER_STATE_TYPE_INTERNAL_ULV,
-	POWER_STATE_TYPE_INTERNAL_3DPERF,
-};
 
 enum amdgpu_int_thermal_type {
 	THERMAL_TYPE_NONE,
@@ -1605,8 +1581,8 @@ struct amdgpu_dpm {
 	/* vce requirements */
 	struct amdgpu_vce_state vce_states[AMDGPU_MAX_VCE_LEVELS];
 	enum amdgpu_vce_level vce_level;
-	enum amdgpu_pm_state_type state;
-	enum amdgpu_pm_state_type user_state;
+	enum amd_pm_state_type state;
+	enum amd_pm_state_type user_state;
 	u32                     platform_caps;
 	u32                     voltage_response_time;
 	u32                     backbias_response_time;

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

@@ -52,7 +52,7 @@ static ssize_t amdgpu_get_dpm_state(struct device *dev,
 {
 	struct drm_device *ddev = dev_get_drvdata(dev);
 	struct amdgpu_device *adev = ddev->dev_private;
-	enum amdgpu_pm_state_type pm = adev->pm.dpm.user_state;
+	enum amd_pm_state_type pm = adev->pm.dpm.user_state;
 
 	return snprintf(buf, PAGE_SIZE, "%s\n",
 			(pm == POWER_STATE_TYPE_BATTERY) ? "battery" :
@@ -351,7 +351,7 @@ void amdgpu_dpm_thermal_work_handler(struct work_struct *work)
 		container_of(work, struct amdgpu_device,
 			     pm.dpm.thermal.work);
 	/* switch to the thermal state */
-	enum amdgpu_pm_state_type dpm_state = POWER_STATE_TYPE_INTERNAL_THERMAL;
+	enum amd_pm_state_type dpm_state = POWER_STATE_TYPE_INTERNAL_THERMAL;
 
 	if (!adev->pm.dpm_enabled)
 		return;
@@ -379,7 +379,7 @@ void amdgpu_dpm_thermal_work_handler(struct work_struct *work)
 }
 
 static struct amdgpu_ps *amdgpu_dpm_pick_power_state(struct amdgpu_device *adev,
-						     enum amdgpu_pm_state_type dpm_state)
+						     enum amd_pm_state_type dpm_state)
 {
 	int i;
 	struct amdgpu_ps *ps;
@@ -516,7 +516,7 @@ static void amdgpu_dpm_change_power_state_locked(struct amdgpu_device *adev)
 {
 	int i;
 	struct amdgpu_ps *ps;
-	enum amdgpu_pm_state_type dpm_state;
+	enum amd_pm_state_type dpm_state;
 	int ret;
 
 	/* if dpm init failed */

drivers/gpu/drm/amd/include/amd_shared.h

@@ -85,6 +85,27 @@ enum amd_powergating_state {
 	AMD_PG_STATE_UNGATE,
 };
 
+enum amd_pm_state_type {
+	/* not used for dpm */
+	POWER_STATE_TYPE_DEFAULT,
+	POWER_STATE_TYPE_POWERSAVE,
+	/* user selectable states */
+	POWER_STATE_TYPE_BATTERY,
+	POWER_STATE_TYPE_BALANCED,
+	POWER_STATE_TYPE_PERFORMANCE,
+	/* internal states */
+	POWER_STATE_TYPE_INTERNAL_UVD,
+	POWER_STATE_TYPE_INTERNAL_UVD_SD,
+	POWER_STATE_TYPE_INTERNAL_UVD_HD,
+	POWER_STATE_TYPE_INTERNAL_UVD_HD2,
+	POWER_STATE_TYPE_INTERNAL_UVD_MVC,
+	POWER_STATE_TYPE_INTERNAL_BOOT,
+	POWER_STATE_TYPE_INTERNAL_THERMAL,
+	POWER_STATE_TYPE_INTERNAL_ACPI,
+	POWER_STATE_TYPE_INTERNAL_ULV,
+	POWER_STATE_TYPE_INTERNAL_3DPERF,
+};
+
 struct amd_ip_funcs {
 	/* sets up early driver state (pre sw_init), does not configure hw - Optional */
 	int (*early_init)(void *handle);