drm/amdgpu: unify the interface of amd_pm_funcs

put amd_pm_funcs table in struct powerplay for all
asics.

Signed-off-by: Rex Zhu <[e-mail]>
Signed-off-by: Alex Deucher <[e-mail]>

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

···
 
 	valuesize = sizeof(values);
 	if (adev->powerplay.pp_funcs && adev->powerplay.pp_funcs->read_sensor)
-		r = adev->powerplay.pp_funcs->read_sensor(adev->powerplay.pp_handle, idx, &values[0], &valuesize);
-	else if (adev->pm.funcs && adev->pm.funcs->read_sensor)
-		r = adev->pm.funcs->read_sensor(adev, idx, &values[0],
-						&valuesize);
+		r = amdgpu_dpm_read_sensor(adev, idx, &values[0], &valuesize);
 	else
 		return -EINVAL;
 

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

···
 	AMDGPU_PCIE_GEN_INVALID = 0xffff
 };
 
-#define amdgpu_dpm_pre_set_power_state(adev) (adev)->pm.funcs->pre_set_power_state((adev))
-#define amdgpu_dpm_set_power_state(adev) (adev)->pm.funcs->set_power_state((adev))
-#define amdgpu_dpm_post_set_power_state(adev) (adev)->pm.funcs->post_set_power_state((adev))
-#define amdgpu_dpm_display_configuration_changed(adev) (adev)->pm.funcs->display_configuration_changed((adev))
-#define amdgpu_dpm_print_power_state(adev, ps) (adev)->pm.funcs->print_power_state((adev), (ps))
-#define amdgpu_dpm_vblank_too_short(adev) (adev)->pm.funcs->vblank_too_short((adev))
-#define amdgpu_dpm_enable_bapm(adev, e) (adev)->pm.funcs->enable_bapm((adev), (e))
+#define amdgpu_dpm_pre_set_power_state(adev) \
+		((adev)->powerplay.pp_funcs->pre_set_power_state((adev)->powerplay.pp_handle))
+
+#define amdgpu_dpm_set_power_state(adev) \
+		((adev)->powerplay.pp_funcs->set_power_state((adev)->powerplay.pp_handle))
+
+#define amdgpu_dpm_post_set_power_state(adev) \
+		((adev)->powerplay.pp_funcs->post_set_power_state((adev)->powerplay.pp_handle))
+
+#define amdgpu_dpm_display_configuration_changed(adev) \
+		((adev)->powerplay.pp_funcs->display_configuration_changed((adev)->powerplay.pp_handle))
+
+#define amdgpu_dpm_print_power_state(adev, ps) \
+		((adev)->powerplay.pp_funcs->print_power_state((adev)->powerplay.pp_handle, (ps)))
+
+#define amdgpu_dpm_vblank_too_short(adev) \
+		((adev)->powerplay.pp_funcs->vblank_too_short((adev)->powerplay.pp_handle))
+
+#define amdgpu_dpm_enable_bapm(adev, e) \
+		((adev)->powerplay.pp_funcs->enable_bapm((adev)->powerplay.pp_handle, (e)))
 
 #define amdgpu_dpm_read_sensor(adev, idx, value, size) \
-	((adev)->pp_enabled ? \
-		(adev)->powerplay.pp_funcs->read_sensor(adev->powerplay.pp_handle, (idx), (value), (size)) : \
-		(adev)->pm.funcs->read_sensor((adev), (idx), (value), (size)))
+		((adev)->powerplay.pp_funcs->read_sensor((adev)->powerplay.pp_handle, (idx), (value), (size)))
 
 #define amdgpu_dpm_get_temperature(adev) \
-	((adev)->pp_enabled ?						\
-	      (adev)->powerplay.pp_funcs->get_temperature((adev)->powerplay.pp_handle) : \
-	      (adev)->pm.funcs->get_temperature((adev)))
+		((adev)->powerplay.pp_funcs->get_temperature((adev)->powerplay.pp_handle))
 
 #define amdgpu_dpm_set_fan_control_mode(adev, m) \
-	((adev)->pp_enabled ?						\
-	      (adev)->powerplay.pp_funcs->set_fan_control_mode((adev)->powerplay.pp_handle, (m)) : \
-	      (adev)->pm.funcs->set_fan_control_mode((adev), (m)))
+		((adev)->powerplay.pp_funcs->set_fan_control_mode((adev)->powerplay.pp_handle, (m)))
 
 #define amdgpu_dpm_get_fan_control_mode(adev) \
-	((adev)->pp_enabled ?						\
-	      (adev)->powerplay.pp_funcs->get_fan_control_mode((adev)->powerplay.pp_handle) : \
-	      (adev)->pm.funcs->get_fan_control_mode((adev)))
+		((adev)->powerplay.pp_funcs->get_fan_control_mode((adev)->powerplay.pp_handle))
 
 #define amdgpu_dpm_set_fan_speed_percent(adev, s) \
-	((adev)->pp_enabled ?						\
-	      (adev)->powerplay.pp_funcs->set_fan_speed_percent((adev)->powerplay.pp_handle, (s)) : \
-	      (adev)->pm.funcs->set_fan_speed_percent((adev), (s)))
+		((adev)->powerplay.pp_funcs->set_fan_speed_percent((adev)->powerplay.pp_handle, (s)))
 
 #define amdgpu_dpm_get_fan_speed_percent(adev, s) \
-	((adev)->pp_enabled ?						\
-	      (adev)->powerplay.pp_funcs->get_fan_speed_percent((adev)->powerplay.pp_handle, (s)) : \
-	      (adev)->pm.funcs->get_fan_speed_percent((adev), (s)))
+		((adev)->powerplay.pp_funcs->get_fan_speed_percent((adev)->powerplay.pp_handle, (s)))
 
 #define amdgpu_dpm_get_fan_speed_rpm(adev, s) \
-	((adev)->pp_enabled ?						\
-	      (adev)->powerplay.pp_funcs->get_fan_speed_rpm((adev)->powerplay.pp_handle, (s)) : \
-	      -EINVAL)
+		((adev)->powerplay.pp_funcs->get_fan_speed_rpm)((adev)->powerplay.pp_handle, (s))
 
 #define amdgpu_dpm_get_sclk(adev, l) \
-	((adev)->pp_enabled ?						\
-	      (adev)->powerplay.pp_funcs->get_sclk((adev)->powerplay.pp_handle, (l)) : \
-		(adev)->pm.funcs->get_sclk((adev), (l)))
+		((adev)->powerplay.pp_funcs->get_sclk((adev)->powerplay.pp_handle, (l)))
 
 #define amdgpu_dpm_get_mclk(adev, l)  \
-	((adev)->pp_enabled ?						\
-	      (adev)->powerplay.pp_funcs->get_mclk((adev)->powerplay.pp_handle, (l)) : \
-	      (adev)->pm.funcs->get_mclk((adev), (l)))
-
+		((adev)->powerplay.pp_funcs->get_mclk((adev)->powerplay.pp_handle, (l)))
 
 #define amdgpu_dpm_force_performance_level(adev, l) \
-	((adev)->pp_enabled ?						\
-	      (adev)->powerplay.pp_funcs->force_performance_level((adev)->powerplay.pp_handle, (l)) : \
-	      (adev)->pm.funcs->force_performance_level((adev), (l)))
+		((adev)->powerplay.pp_funcs->force_performance_level((adev)->powerplay.pp_handle, (l)))
 
 #define amdgpu_dpm_powergate_uvd(adev, g) \
-	((adev)->pp_enabled ?						\
-	      (adev)->powerplay.pp_funcs->powergate_uvd((adev)->powerplay.pp_handle, (g)) : \
-	      (adev)->pm.funcs->powergate_uvd((adev), (g)))
+		((adev)->powerplay.pp_funcs->powergate_uvd((adev)->powerplay.pp_handle, (g)))
 
 #define amdgpu_dpm_powergate_vce(adev, g) \
-	((adev)->pp_enabled ?						\
-	      (adev)->powerplay.pp_funcs->powergate_vce((adev)->powerplay.pp_handle, (g)) : \
-	      (adev)->pm.funcs->powergate_vce((adev), (g)))
+		((adev)->powerplay.pp_funcs->powergate_vce((adev)->powerplay.pp_handle, (g)))
 
 #define amdgpu_dpm_get_current_power_state(adev) \
-	(adev)->powerplay.pp_funcs->get_current_power_state((adev)->powerplay.pp_handle)
+		((adev)->powerplay.pp_funcs->get_current_power_state((adev)->powerplay.pp_handle))
 
 #define amdgpu_dpm_get_pp_num_states(adev, data) \
-	(adev)->powerplay.pp_funcs->get_pp_num_states((adev)->powerplay.pp_handle, data)
+		((adev)->powerplay.pp_funcs->get_pp_num_states((adev)->powerplay.pp_handle, data))
 
 #define amdgpu_dpm_get_pp_table(adev, table) \
-	(adev)->powerplay.pp_funcs->get_pp_table((adev)->powerplay.pp_handle, table)
+		((adev)->powerplay.pp_funcs->get_pp_table((adev)->powerplay.pp_handle, table))
 
 #define amdgpu_dpm_set_pp_table(adev, buf, size) \
-	(adev)->powerplay.pp_funcs->set_pp_table((adev)->powerplay.pp_handle, buf, size)
+		((adev)->powerplay.pp_funcs->set_pp_table((adev)->powerplay.pp_handle, buf, size))
 
 #define amdgpu_dpm_print_clock_levels(adev, type, buf) \
-	(adev)->powerplay.pp_funcs->print_clock_levels((adev)->powerplay.pp_handle, type, buf)
+		((adev)->powerplay.pp_funcs->print_clock_levels((adev)->powerplay.pp_handle, type, buf))
 
 #define amdgpu_dpm_force_clock_level(adev, type, level) \
-		(adev)->powerplay.pp_funcs->force_clock_level((adev)->powerplay.pp_handle, type, level)
+		((adev)->powerplay.pp_funcs->force_clock_level((adev)->powerplay.pp_handle, type, level))
 
 #define amdgpu_dpm_get_sclk_od(adev) \
-	(adev)->powerplay.pp_funcs->get_sclk_od((adev)->powerplay.pp_handle)
+		((adev)->powerplay.pp_funcs->get_sclk_od((adev)->powerplay.pp_handle))
 
 #define amdgpu_dpm_set_sclk_od(adev, value) \
-	(adev)->powerplay.pp_funcs->set_sclk_od((adev)->powerplay.pp_handle, value)
+		((adev)->powerplay.pp_funcs->set_sclk_od((adev)->powerplay.pp_handle, value))
 
 #define amdgpu_dpm_get_mclk_od(adev) \
-	((adev)->powerplay.pp_funcs->get_mclk_od((adev)->powerplay.pp_handle))
+		((adev)->powerplay.pp_funcs->get_mclk_od((adev)->powerplay.pp_handle))
 
 #define amdgpu_dpm_set_mclk_od(adev, value) \
-	((adev)->powerplay.pp_funcs->set_mclk_od((adev)->powerplay.pp_handle, value))
+		((adev)->powerplay.pp_funcs->set_mclk_od((adev)->powerplay.pp_handle, value))
 
 #define amdgpu_dpm_dispatch_task(adev, task_id, input, output)		\
-	((adev)->powerplay.pp_funcs->dispatch_tasks)((adev)->powerplay.pp_handle, (task_id), (input), (output))
+		((adev)->powerplay.pp_funcs->dispatch_tasks)((adev)->powerplay.pp_handle, (task_id), (input), (output))
 
-#define amgdpu_dpm_check_state_equal(adev, cps, rps, equal) (adev)->pm.funcs->check_state_equal((adev), (cps),(rps),(equal))
+#define amdgpu_dpm_check_state_equal(adev, cps, rps, equal) \
+		((adev)->powerplay.pp_funcs->check_state_equal((adev)->powerplay.pp_handle, (cps), (rps), (equal)))
 
 #define amdgpu_dpm_get_vce_clock_state(adev, i)				\
-	((adev)->pp_enabled ?						\
-	 (adev)->powerplay.pp_funcs->get_vce_clock_state((adev)->powerplay.pp_handle, (i)) : \
-	 (adev)->pm.funcs->get_vce_clock_state((adev), (i)))
+		((adev)->powerplay.pp_funcs->get_vce_clock_state((adev)->powerplay.pp_handle, (i)))
 
-#define amdgpu_dpm_get_performance_level(adev) \
-	((adev)->pp_enabled ?						\
-	(adev)->powerplay.pp_funcs->get_performance_level((adev)->powerplay.pp_handle) : \
-	(adev)->pm.dpm.forced_level)
+#define amdgpu_dpm_get_performance_level(adev)				\
+		((adev)->powerplay.pp_funcs->get_performance_level((adev)->powerplay.pp_handle))
 
 #define amdgpu_dpm_reset_power_profile_state(adev, request) \
-	((adev)->powerplay.pp_funcs->reset_power_profile_state(\
+		((adev)->powerplay.pp_funcs->reset_power_profile_state(\
 			(adev)->powerplay.pp_handle, request))
 
 #define amdgpu_dpm_get_power_profile_state(adev, query) \
-	((adev)->powerplay.pp_funcs->get_power_profile_state(\
+		((adev)->powerplay.pp_funcs->get_power_profile_state(\
 			(adev)->powerplay.pp_handle, query))
 
 #define amdgpu_dpm_set_power_profile_state(adev, request) \
-	((adev)->powerplay.pp_funcs->set_power_profile_state(\
+		((adev)->powerplay.pp_funcs->set_power_profile_state(\
 			(adev)->powerplay.pp_handle, request))
 
 #define amdgpu_dpm_switch_power_profile(adev, type) \
-	((adev)->powerplay.pp_funcs->switch_power_profile(\
+		((adev)->powerplay.pp_funcs->switch_power_profile(\
 			(adev)->powerplay.pp_handle, type))
 
 struct amdgpu_dpm {
···
 	struct amdgpu_dpm       dpm;
 	const struct firmware	*fw;	/* SMC firmware */
 	uint32_t                fw_version;
-	const struct amd_pm_funcs *funcs;
 	uint32_t                pcie_gen_mask;
 	uint32_t                pcie_mlw_mask;
 	struct amd_pp_display_configuration pm_display_cfg;/* set by DAL */

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

···
 			adev->pm.dpm.ac_power = true;
 		else
 			adev->pm.dpm.ac_power = false;
-		if (adev->pm.funcs->enable_bapm)
+		if (adev->powerplay.pp_funcs->enable_bapm)
 			amdgpu_dpm_enable_bapm(adev, adev->pm.dpm.ac_power);
 		mutex_unlock(&adev->pm.mutex);
 	}
···
 	struct amdgpu_device *adev = ddev->dev_private;
 	enum amd_pm_state_type pm;
 
-	if (adev->pp_enabled) {
+	if (adev->powerplay.pp_funcs->get_current_power_state)
 		pm = amdgpu_dpm_get_current_power_state(adev);
-	} else
+	else
 		pm = adev->pm.dpm.user_state;
 
 	return snprintf(buf, PAGE_SIZE, "%s\n",
···
 {
 	struct drm_device *ddev = dev_get_drvdata(dev);
 	struct amdgpu_device *adev = ddev->dev_private;
-	enum amd_dpm_forced_level level;
+	enum amd_dpm_forced_level level = 0xff;
 
 	if  ((adev->flags & AMD_IS_PX) &&
 	     (ddev->switch_power_state != DRM_SWITCH_POWER_ON))
 		return snprintf(buf, PAGE_SIZE, "off\n");
 
-	level = amdgpu_dpm_get_performance_level(adev);
+	if (adev->powerplay.pp_funcs->get_performance_level)
+		level = amdgpu_dpm_get_performance_level(adev);
+	else
+		level = adev->pm.dpm.forced_level;
+
 	return snprintf(buf, PAGE_SIZE, "%s\n",
 			(level == AMD_DPM_FORCED_LEVEL_AUTO) ? "auto" :
 			(level == AMD_DPM_FORCED_LEVEL_LOW) ? "low" :
···
 	struct drm_device *ddev = dev_get_drvdata(dev);
 	struct amdgpu_device *adev = ddev->dev_private;
 	enum amd_dpm_forced_level level;
-	enum amd_dpm_forced_level current_level;
+	enum amd_dpm_forced_level current_level = 0xff;
 	int ret = 0;
 
 	/* Can't force performance level when the card is off */
···
 	     (ddev->switch_power_state != DRM_SWITCH_POWER_ON))
 		return -EINVAL;
 
-	current_level = amdgpu_dpm_get_performance_level(adev);
+	if (adev->powerplay.pp_funcs->get_performance_level)
+		current_level = amdgpu_dpm_get_performance_level(adev);
 
 	if (strncmp("low", buf, strlen("low")) == 0) {
 		level = AMD_DPM_FORCED_LEVEL_LOW;
···
 	if (current_level == level)
 		return count;
 
-	if (adev->pp_enabled)
-		amdgpu_dpm_force_performance_level(adev, level);
-	else {
+	if (adev->powerplay.pp_funcs->force_performance_level) {
 		mutex_lock(&adev->pm.mutex);
 		if (adev->pm.dpm.thermal_active) {
 			count = -EINVAL;
···
 	struct pp_states_info data;
 	int i, buf_len;
 
-	if (adev->pp_enabled)
+	if (adev->powerplay.pp_funcs->get_pp_num_states)
 		amdgpu_dpm_get_pp_num_states(adev, &data);
 
 	buf_len = snprintf(buf, PAGE_SIZE, "states: %d\n", data.nums);
···
 	enum amd_pm_state_type pm = 0;
 	int i = 0;
 
-	if (adev->pp_enabled) {
-
+	if (adev->powerplay.pp_funcs->get_current_power_state
+		 && adev->powerplay.pp_funcs->get_pp_num_states) {
 		pm = amdgpu_dpm_get_current_power_state(adev);
 		amdgpu_dpm_get_pp_num_states(adev, &data);
 
···
 {
 	struct drm_device *ddev = dev_get_drvdata(dev);
 	struct amdgpu_device *adev = ddev->dev_private;
-	struct pp_states_info data;
-	enum amd_pm_state_type pm = 0;
-	int i;
 
-	if (adev->pp_force_state_enabled && adev->pp_enabled) {
-		pm = amdgpu_dpm_get_current_power_state(adev);
-		amdgpu_dpm_get_pp_num_states(adev, &data);
-
-		for (i = 0; i < data.nums; i++) {
-			if (pm == data.states[i])
-				break;
-		}
-
-		if (i == data.nums)
-			i = -EINVAL;
-
-		return snprintf(buf, PAGE_SIZE, "%d\n", i);
-
-	} else
+	if (adev->pp_force_state_enabled)
+		return amdgpu_get_pp_cur_state(dev, attr, buf);
+	else
 		return snprintf(buf, PAGE_SIZE, "\n");
 }
 
···
 	char *table = NULL;
 	int size;
 
-	if (adev->pp_enabled)
+	if (adev->powerplay.pp_funcs->get_pp_table)
 		size = amdgpu_dpm_get_pp_table(adev, &table);
 	else
 		return 0;
···
 	struct drm_device *ddev = dev_get_drvdata(dev);
 	struct amdgpu_device *adev = ddev->dev_private;
 
-	if (adev->pp_enabled)
+	if (adev->powerplay.pp_funcs->set_pp_table)
 		amdgpu_dpm_set_pp_table(adev, buf, count);
 
 	return count;
···
 {
 	struct drm_device *ddev = dev_get_drvdata(dev);
 	struct amdgpu_device *adev = ddev->dev_private;
-	ssize_t size = 0;
 
-	if (adev->pp_enabled)
-		size = amdgpu_dpm_print_clock_levels(adev, PP_SCLK, buf);
-	else if (adev->pm.funcs->print_clock_levels)
-		size = adev->pm.funcs->print_clock_levels(adev, PP_SCLK, buf);
-
-	return size;
+	if (adev->powerplay.pp_funcs->print_clock_levels)
+		return amdgpu_dpm_print_clock_levels(adev, PP_SCLK, buf);
+	else
+		return snprintf(buf, PAGE_SIZE, "\n");
 }
 
 static ssize_t amdgpu_set_pp_dpm_sclk(struct device *dev,
···
 		mask |= 1 << level;
 	}
 
-	if (adev->pp_enabled)
+	if (adev->powerplay.pp_funcs->force_clock_level)
 		amdgpu_dpm_force_clock_level(adev, PP_SCLK, mask);
-	else if (adev->pm.funcs->force_clock_level)
-		adev->pm.funcs->force_clock_level(adev, PP_SCLK, mask);
+
 fail:
 	return count;
 }
···
 {
 	struct drm_device *ddev = dev_get_drvdata(dev);
 	struct amdgpu_device *adev = ddev->dev_private;
-	ssize_t size = 0;
 
-	if (adev->pp_enabled)
-		size = amdgpu_dpm_print_clock_levels(adev, PP_MCLK, buf);
-	else if (adev->pm.funcs->print_clock_levels)
-		size = adev->pm.funcs->print_clock_levels(adev, PP_MCLK, buf);
-
-	return size;
+	if (adev->powerplay.pp_funcs->print_clock_levels)
+		return amdgpu_dpm_print_clock_levels(adev, PP_MCLK, buf);
+	else
+		return snprintf(buf, PAGE_SIZE, "\n");
 }
 
 static ssize_t amdgpu_set_pp_dpm_mclk(struct device *dev,
···
 		}
 		mask |= 1 << level;
 	}
-
-	if (adev->pp_enabled)
+	if (adev->powerplay.pp_funcs->force_clock_level)
 		amdgpu_dpm_force_clock_level(adev, PP_MCLK, mask);
-	else if (adev->pm.funcs->force_clock_level)
-		adev->pm.funcs->force_clock_level(adev, PP_MCLK, mask);
+
 fail:
 	return count;
 }
···
 {
 	struct drm_device *ddev = dev_get_drvdata(dev);
 	struct amdgpu_device *adev = ddev->dev_private;
-	ssize_t size = 0;
 
-	if (adev->pp_enabled)
-		size = amdgpu_dpm_print_clock_levels(adev, PP_PCIE, buf);
-	else if (adev->pm.funcs->print_clock_levels)
-		size = adev->pm.funcs->print_clock_levels(adev, PP_PCIE, buf);
-
-	return size;
+	if (adev->powerplay.pp_funcs->print_clock_levels)
+		return amdgpu_dpm_print_clock_levels(adev, PP_PCIE, buf);
+	else
+		return snprintf(buf, PAGE_SIZE, "\n");
 }
 
 static ssize_t amdgpu_set_pp_dpm_pcie(struct device *dev,
···
 		}
 		mask |= 1 << level;
 	}
-
-	if (adev->pp_enabled)
+	if (adev->powerplay.pp_funcs->force_clock_level)
 		amdgpu_dpm_force_clock_level(adev, PP_PCIE, mask);
-	else if (adev->pm.funcs->force_clock_level)
-		adev->pm.funcs->force_clock_level(adev, PP_PCIE, mask);
+
 fail:
 	return count;
 }
···
 	struct amdgpu_device *adev = ddev->dev_private;
 	uint32_t value = 0;
 
-	if (adev->pp_enabled)
+	if (adev->powerplay.pp_funcs->get_sclk_od)
 		value = amdgpu_dpm_get_sclk_od(adev);
-	else if (adev->pm.funcs->get_sclk_od)
-		value = adev->pm.funcs->get_sclk_od(adev);
 
 	return snprintf(buf, PAGE_SIZE, "%d\n", value);
 }
···
 		count = -EINVAL;
 		goto fail;
 	}
+	if (adev->powerplay.pp_funcs->set_sclk_od)
+		amdgpu_dpm_set_sclk_od(adev, (uint32_t)value);
 
 	if (adev->pp_enabled) {
-		amdgpu_dpm_set_sclk_od(adev, (uint32_t)value);
 		amdgpu_dpm_dispatch_task(adev, AMD_PP_TASK_READJUST_POWER_STATE, NULL, NULL);
-	} else if (adev->pm.funcs->set_sclk_od) {
-		adev->pm.funcs->set_sclk_od(adev, (uint32_t)value);
+	} else {
 		adev->pm.dpm.current_ps = adev->pm.dpm.boot_ps;
 		amdgpu_pm_compute_clocks(adev);
 	}
···
 	struct amdgpu_device *adev = ddev->dev_private;
 	uint32_t value = 0;
 
-	if (adev->pp_enabled)
+	if (adev->powerplay.pp_funcs->get_mclk_od)
 		value = amdgpu_dpm_get_mclk_od(adev);
-	else if (adev->pm.funcs->get_mclk_od)
-		value = adev->pm.funcs->get_mclk_od(adev);
 
 	return snprintf(buf, PAGE_SIZE, "%d\n", value);
 }
···
 		count = -EINVAL;
 		goto fail;
 	}
+	if (adev->powerplay.pp_funcs->set_mclk_od)
+		amdgpu_dpm_set_mclk_od(adev, (uint32_t)value);
 
 	if (adev->pp_enabled) {
-		amdgpu_dpm_set_mclk_od(adev, (uint32_t)value);
 		amdgpu_dpm_dispatch_task(adev, AMD_PP_TASK_READJUST_POWER_STATE, NULL, NULL);
-	} else if (adev->pm.funcs->set_mclk_od) {
-		adev->pm.funcs->set_mclk_od(adev, (uint32_t)value);
+	} else {
 		adev->pm.dpm.current_ps = adev->pm.dpm.boot_ps;
 		amdgpu_pm_compute_clocks(adev);
 	}
···
 {
 	struct drm_device *ddev = dev_get_drvdata(dev);
 	struct amdgpu_device *adev = ddev->dev_private;
-	int ret = 0;
+	int ret = 0xff;
 
-	if (adev->pp_enabled)
+	if (adev->powerplay.pp_funcs->get_power_profile_state)
 		ret = amdgpu_dpm_get_power_profile_state(
-				adev, query);
-	else if (adev->pm.funcs->get_power_profile_state)
-		ret = adev->pm.funcs->get_power_profile_state(
 				adev, query);
 
 	if (ret)
···
 	char *sub_str, buf_cpy[128], *tmp_str;
 	const char delimiter[3] = {' ', '\n', '\0'};
 	long int value;
-	int ret = 0;
+	int ret = 0xff;
 
 	if (strncmp("reset", buf, strlen("reset")) == 0) {
-		if (adev->pp_enabled)
+		if (adev->powerplay.pp_funcs->reset_power_profile_state)
 			ret = amdgpu_dpm_reset_power_profile_state(
-					adev, request);
-		else if (adev->pm.funcs->reset_power_profile_state)
-			ret = adev->pm.funcs->reset_power_profile_state(
 					adev, request);
 		if (ret) {
 			count = -EINVAL;
···
 	}
 
 	if (strncmp("set", buf, strlen("set")) == 0) {
-		if (adev->pp_enabled)
+		if (adev->powerplay.pp_funcs->set_power_profile_state)
 			ret = amdgpu_dpm_set_power_profile_state(
 					adev, request);
-		else if (adev->pm.funcs->set_power_profile_state)
-			ret = adev->pm.funcs->set_power_profile_state(
-					adev, request);
+
 		if (ret) {
 			count = -EINVAL;
 			goto fail;
···
 
 		loop++;
 	}
-
-	if (adev->pp_enabled)
-		ret = amdgpu_dpm_set_power_profile_state(
-				adev, request);
-	else if (adev->pm.funcs->set_power_profile_state)
-		ret = adev->pm.funcs->set_power_profile_state(
-				adev, request);
+	if (adev->powerplay.pp_funcs->set_power_profile_state)
+		ret = amdgpu_dpm_set_power_profile_state(adev, request);
 
 	if (ret)
 		count = -EINVAL;
···
 	     (ddev->switch_power_state != DRM_SWITCH_POWER_ON))
 		return -EINVAL;
 
-	if (!adev->pp_enabled && !adev->pm.funcs->get_temperature)
+	if (!adev->powerplay.pp_funcs->get_temperature)
 		temp = 0;
 	else
 		temp = amdgpu_dpm_get_temperature(adev);
···
 	struct amdgpu_device *adev = dev_get_drvdata(dev);
 	u32 pwm_mode = 0;
 
-	if (!adev->pp_enabled && !adev->pm.funcs->get_fan_control_mode)
+	if (!adev->powerplay.pp_funcs->get_fan_control_mode)
 		return -EINVAL;
 
 	pwm_mode = amdgpu_dpm_get_fan_control_mode(adev);
···
 	int err;
 	int value;
 
-	if (!adev->pp_enabled && !adev->pm.funcs->set_fan_control_mode)
+	if (!adev->powerplay.pp_funcs->set_fan_control_mode)
 		return -EINVAL;
 
 	err = kstrtoint(buf, 10, &value);
···
 
 	value = (value * 100) / 255;
 
-	err = amdgpu_dpm_set_fan_speed_percent(adev, value);
-	if (err)
-		return err;
+	if (adev->powerplay.pp_funcs->set_fan_speed_percent) {
+		err = amdgpu_dpm_set_fan_speed_percent(adev, value);
+		if (err)
+			return err;
+	}
 
 	return count;
 }
···
 {
 	struct amdgpu_device *adev = dev_get_drvdata(dev);
 	int err;
-	u32 speed;
+	u32 speed = 0;
 
-	err = amdgpu_dpm_get_fan_speed_percent(adev, &speed);
-	if (err)
-		return err;
+	if (adev->powerplay.pp_funcs->get_fan_speed_percent) {
+		err = amdgpu_dpm_get_fan_speed_percent(adev, &speed);
+		if (err)
+			return err;
+	}
 
 	speed = (speed * 255) / 100;
 
···
 {
 	struct amdgpu_device *adev = dev_get_drvdata(dev);
 	int err;
-	u32 speed;
+	u32 speed = 0;
 
-	err = amdgpu_dpm_get_fan_speed_rpm(adev, &speed);
-	if (err)
-		return err;
+	if (adev->powerplay.pp_funcs->get_fan_speed_rpm) {
+		err = amdgpu_dpm_get_fan_speed_rpm(adev, &speed);
+		if (err)
+			return err;
+	}
 
 	return sprintf(buf, "%i\n", speed);
 }
···
 		return 0;
 
 	/* mask fan attributes if we have no bindings for this asic to expose */
-	if ((!adev->pm.funcs->get_fan_speed_percent &&
+	if ((!adev->powerplay.pp_funcs->get_fan_speed_percent &&
 	     attr == &sensor_dev_attr_pwm1.dev_attr.attr) || /* can't query fan */
-	    (!adev->pm.funcs->get_fan_control_mode &&
+	    (!adev->powerplay.pp_funcs->get_fan_control_mode &&
 	     attr == &sensor_dev_attr_pwm1_enable.dev_attr.attr)) /* can't query state */
 		effective_mode &= ~S_IRUGO;
 
-	if ((!adev->pm.funcs->set_fan_speed_percent &&
+	if ((!adev->powerplay.pp_funcs->set_fan_speed_percent &&
 	     attr == &sensor_dev_attr_pwm1.dev_attr.attr) || /* can't manage fan */
-	    (!adev->pm.funcs->set_fan_control_mode &&
+	    (!adev->powerplay.pp_funcs->set_fan_control_mode &&
 	     attr == &sensor_dev_attr_pwm1_enable.dev_attr.attr)) /* can't manage state */
 		effective_mode &= ~S_IWUSR;
 
 	/* hide max/min values if we can't both query and manage the fan */
-	if ((!adev->pm.funcs->set_fan_speed_percent &&
-	     !adev->pm.funcs->get_fan_speed_percent) &&
+	if ((!adev->powerplay.pp_funcs->set_fan_speed_percent &&
+	     !adev->powerplay.pp_funcs->get_fan_speed_percent) &&
 	    (attr == &sensor_dev_attr_pwm1_max.dev_attr.attr ||
 	     attr == &sensor_dev_attr_pwm1_min.dev_attr.attr))
 		return 0;
···
 	if (!adev->pm.dpm_enabled)
 		return;
 
-	if (adev->pm.funcs->get_temperature) {
+	if (adev->powerplay.pp_funcs->get_temperature) {
 		int temp = amdgpu_dpm_get_temperature(adev);
 
 		if (temp < adev->pm.dpm.thermal.min_temp)
···
 		true : false;
 
 	/* check if the vblank period is too short to adjust the mclk */
-	if (single_display && adev->pm.funcs->vblank_too_short) {
+	if (single_display && adev->powerplay.pp_funcs->vblank_too_short) {
 		if (amdgpu_dpm_vblank_too_short(adev))
 			single_display = false;
 	}
···
 	struct amdgpu_ps *ps;
 	enum amd_pm_state_type dpm_state;
 	int ret;
-	bool equal;
+	bool equal = false;
 
 	/* if dpm init failed */
 	if (!adev->pm.dpm_enabled)
···
 	else
 		return;
 
-	if (amdgpu_dpm == 1) {
+	if (amdgpu_dpm == 1 && adev->powerplay.pp_funcs->print_power_state) {
 		printk("switching from power state:\n");
 		amdgpu_dpm_print_power_state(adev, adev->pm.dpm.current_ps);
 		printk("switching to power state:\n");
···
 
 	/* update whether vce is active */
 	ps->vce_active = adev->pm.dpm.vce_active;
-
-	amdgpu_dpm_display_configuration_changed(adev);
+	if (adev->powerplay.pp_funcs->display_configuration_changed)
+		amdgpu_dpm_display_configuration_changed(adev);
 
 	ret = amdgpu_dpm_pre_set_power_state(adev);
 	if (ret)
 		return;
 
-	if ((0 != amgdpu_dpm_check_state_equal(adev, adev->pm.dpm.current_ps, adev->pm.dpm.requested_ps, &equal)))
-		equal = false;
+	if (adev->powerplay.pp_funcs->check_state_equal) {
+		if (0 != amdgpu_dpm_check_state_equal(adev, adev->pm.dpm.current_ps, adev->pm.dpm.requested_ps, &equal))
+			equal = false;
+	}
 
 	if (equal)
 		return;
···
 	adev->pm.dpm.current_active_crtcs = adev->pm.dpm.new_active_crtcs;
 	adev->pm.dpm.current_active_crtc_count = adev->pm.dpm.new_active_crtc_count;
 
-	if (adev->pm.funcs->force_performance_level) {
+	if (adev->powerplay.pp_funcs->force_performance_level) {
 		if (adev->pm.dpm.thermal_active) {
 			enum amd_dpm_forced_level level = adev->pm.dpm.forced_level;
 			/* force low perf level for thermal */
···
 
 void amdgpu_dpm_enable_uvd(struct amdgpu_device *adev, bool enable)
 {
-	if (adev->pp_enabled || adev->pm.funcs->powergate_uvd) {
+	if (adev->powerplay.pp_funcs->powergate_uvd) {
 		/* enable/disable UVD */
 		mutex_lock(&adev->pm.mutex);
 		amdgpu_dpm_powergate_uvd(adev, !enable);
···
 
 void amdgpu_dpm_enable_vce(struct amdgpu_device *adev, bool enable)
 {
-	if (adev->pp_enabled || adev->pm.funcs->powergate_vce) {
+	if (adev->powerplay.pp_funcs->powergate_vce) {
 		/* enable/disable VCE */
 		mutex_lock(&adev->pm.mutex);
 		amdgpu_dpm_powergate_vce(adev, !enable);
···
 {
 	int i;
 
-	if (adev->pp_enabled)
-		/* TO DO */
+	if (adev->powerplay.pp_funcs->print_power_state == NULL)
 		return;
 
 	for (i = 0; i < adev->pm.dpm.num_ps; i++)
···
 	if (adev->pm.sysfs_initialized)
 		return 0;
 
-	if (!adev->pp_enabled) {
-		if (adev->pm.funcs->get_temperature == NULL)
-			return 0;
-	}
+	if (adev->powerplay.pp_funcs->get_temperature == NULL)
+		return 0;
 
 	adev->pm.int_hwmon_dev = hwmon_device_register_with_groups(adev->dev,
 								   DRIVER_NAME, adev,
···
 		return amdgpu_debugfs_pm_info_pp(m, adev);
 	} else {
 		mutex_lock(&adev->pm.mutex);
-		if (adev->pm.funcs->debugfs_print_current_performance_level)
-			adev->pm.funcs->debugfs_print_current_performance_level(adev, m);
+		if (adev->powerplay.pp_funcs->debugfs_print_current_performance_level)
+			adev->powerplay.pp_funcs->debugfs_print_current_performance_level(adev, m);
 		else
 			seq_printf(m, "Debugfs support not implemented for this asic\n");
 		mutex_unlock(&adev->pm.mutex);

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

···
 	case CHIP_OLAND:
 	case CHIP_HAINAN:
 		amd_pp->ip_funcs = &si_dpm_ip_funcs;
+		amd_pp->pp_funcs = &si_dpm_funcs;
 	break;
 #endif
 #ifdef CONFIG_DRM_AMDGPU_CIK
 	case CHIP_BONAIRE:
 	case CHIP_HAWAII:
 		amd_pp->ip_funcs = &ci_dpm_ip_funcs;
+		amd_pp->pp_funcs = &ci_dpm_funcs;
 		break;
 	case CHIP_KABINI:
 	case CHIP_MULLINS:
 	case CHIP_KAVERI:
 		amd_pp->ip_funcs = &kv_dpm_ip_funcs;
+		amd_pp->pp_funcs = &kv_dpm_funcs;
 		break;
 #endif
 	default:

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

···
 static int ci_set_overdrive_target_tdp(struct amdgpu_device *adev,
 				       u32 target_tdp);
 static int ci_update_uvd_dpm(struct amdgpu_device *adev, bool gate);
-static void ci_dpm_set_dpm_funcs(struct amdgpu_device *adev);
 static void ci_dpm_set_irq_funcs(struct amdgpu_device *adev);
 
 static PPSMC_Result amdgpu_ci_send_msg_to_smc_with_parameter(struct amdgpu_device *adev,
···
 {
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 
-	ci_dpm_set_dpm_funcs(adev);
 	ci_dpm_set_irq_funcs(adev);
 
 	return 0;
···
 	.set_powergating_state = ci_dpm_set_powergating_state,
 };
 
-static const struct amd_pm_funcs ci_dpm_funcs = {
+const struct amd_pm_funcs ci_dpm_funcs = {
 	.get_temperature = &ci_dpm_get_temp,
 	.pre_set_power_state = &ci_dpm_pre_set_power_state,
 	.set_power_state = &ci_dpm_set_power_state,
···
 	.switch_power_profile = ci_dpm_switch_power_profile,
 	.read_sensor = ci_dpm_read_sensor,
 };
-
-static void ci_dpm_set_dpm_funcs(struct amdgpu_device *adev)
-{
-	if (adev->pm.funcs == NULL)
-		adev->pm.funcs = &ci_dpm_funcs;
-}
 
 static const struct amdgpu_irq_src_funcs ci_dpm_irq_funcs = {
 	.set = ci_dpm_set_interrupt_state,

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

···
 
 extern const struct amd_ip_funcs ci_dpm_ip_funcs;
 extern const struct amd_ip_funcs kv_dpm_ip_funcs;
-
+extern const struct amd_pm_funcs ci_dpm_funcs;
+extern const struct amd_pm_funcs kv_dpm_funcs;
 #endif

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

···
 #define KV_MINIMUM_ENGINE_CLOCK         800
 #define SMC_RAM_END                     0x40000
 
-static void kv_dpm_set_dpm_funcs(struct amdgpu_device *adev);
 static void kv_dpm_set_irq_funcs(struct amdgpu_device *adev);
 static int kv_enable_nb_dpm(struct amdgpu_device *adev,
 			    bool enable);
···
 {
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 
-	kv_dpm_set_dpm_funcs(adev);
 	kv_dpm_set_irq_funcs(adev);
 
 	return 0;
···
 	.set_powergating_state = kv_dpm_set_powergating_state,
 };
 
-static const struct amd_pm_funcs kv_dpm_funcs = {
+const struct amd_pm_funcs kv_dpm_funcs = {
 	.get_temperature = &kv_dpm_get_temp,
 	.pre_set_power_state = &kv_dpm_pre_set_power_state,
 	.set_power_state = &kv_dpm_set_power_state,
···
 	.check_state_equal = kv_check_state_equal,
 	.read_sensor = &kv_dpm_read_sensor,
 };
-
-static void kv_dpm_set_dpm_funcs(struct amdgpu_device *adev)
-{
-	if (adev->pm.funcs == NULL)
-		adev->pm.funcs = &kv_dpm_funcs;
-}
 
 static const struct amdgpu_irq_src_funcs kv_dpm_irq_funcs = {
 	.set = kv_dpm_set_interrupt_state,

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

···
 
 static void si_thermal_start_smc_fan_control(struct amdgpu_device *adev);
 static void si_fan_ctrl_set_default_mode(struct amdgpu_device *adev);
-static void si_dpm_set_dpm_funcs(struct amdgpu_device *adev);
 static void si_dpm_set_irq_funcs(struct amdgpu_device *adev);
 
 static struct si_power_info *si_get_pi(struct amdgpu_device *adev)
···
 
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 
-	si_dpm_set_dpm_funcs(adev);
 	si_dpm_set_irq_funcs(adev);
 	return 0;
 }
···
 	.set_powergating_state = si_dpm_set_powergating_state,
 };
 
-static const struct amd_pm_funcs si_dpm_funcs = {
+const struct amd_pm_funcs si_dpm_funcs = {
 	.get_temperature = &si_dpm_get_temp,
 	.pre_set_power_state = &si_dpm_pre_set_power_state,
 	.set_power_state = &si_dpm_set_power_state,
···
 	.get_vce_clock_state = amdgpu_get_vce_clock_state,
 	.read_sensor = &si_dpm_read_sensor,
 };
-
-static void si_dpm_set_dpm_funcs(struct amdgpu_device *adev)
-{
-	if (adev->pm.funcs == NULL)
-		adev->pm.funcs = &si_dpm_funcs;
-}
 
 static const struct amdgpu_irq_src_funcs si_dpm_irq_funcs = {
 	.set = si_dpm_set_interrupt_state,

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

···
 };
 
 extern const struct amd_ip_funcs si_dpm_ip_funcs;
+extern const struct amd_pm_funcs si_dpm_funcs;
 
 struct ni_leakage_coeffients
 {