drm/amdgpu: Remove wrapper layer of smu ip functions

1. delete amdgpu_powerplay.c used for wrapping smu ip functions
2. delete struct pp_instance,
3. make struct hwmgr as the smu hw handle.

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

4 files changed, 265 insertions, 448 deletions

diff --git a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
index b989bf3542d6..a5bc52cdc40d 100644
--- a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
+++ b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
@@ -27,7 +27,6 @@
 #include <linux/slab.h>
 #include "amd_shared.h"
 #include "amd_powerplay.h"
-#include "pp_instance.h"
 #include "power_state.h"
 #include "amdgpu.h"
 #include "hwmgr.h"
@@ -37,18 +36,14 @@
 static int pp_dpm_dispatch_tasks(void *handle, enum amd_pp_task task_id,
 		enum amd_pm_state_type *user_state);
 
-static inline int pp_check(struct pp_instance *handle)
-{
-	if (handle == NULL)
-		return -EINVAL;
+static const struct amd_pm_funcs pp_dpm_funcs;
 
-	if (handle->hwmgr == NULL || handle->hwmgr->smumgr_funcs == NULL)
+static inline int pp_check(struct pp_hwmgr *hwmgr)
+{
+	if (hwmgr == NULL || hwmgr->smumgr_funcs == NULL)
 		return -EINVAL;
 
-	if (handle->pm_en == 0)
-		return PP_DPM_DISABLED;
-
-	if (handle->hwmgr->hwmgr_func == NULL)
+	if (hwmgr->pm_en == 0 || hwmgr->hwmgr_func == NULL)
 		return PP_DPM_DISABLED;
 
 	return 0;
@@ -56,54 +51,52 @@ static inline int pp_check(struct pp_instance *handle)
 
 static int amd_powerplay_create(struct amdgpu_device *adev)
 {
-	struct pp_instance *instance;
+	struct pp_hwmgr *hwmgr;
 
 	if (adev == NULL)
 		return -EINVAL;
 
-	instance = kzalloc(sizeof(struct pp_instance), GFP_KERNEL);
-	if (instance == NULL)
+	hwmgr = kzalloc(sizeof(struct pp_hwmgr), GFP_KERNEL);
+	if (hwmgr == NULL)
 		return -ENOMEM;
 
-	instance->parent = adev;
-	instance->pm_en = (amdgpu_dpm != 0 && !amdgpu_sriov_vf(adev)) ? true : false;
-	instance->device = adev->powerplay.cgs_device;
-	mutex_init(&instance->pp_lock);
-	adev->powerplay.pp_handle = instance;
-
+	hwmgr->adev = adev;
+	hwmgr->pm_en = (amdgpu_dpm != 0 && !amdgpu_sriov_vf(adev)) ? true : false;
+	hwmgr->device = amdgpu_cgs_create_device(adev);
+	mutex_init(&hwmgr->smu_lock);
+	hwmgr->chip_family = adev->family;
+	hwmgr->chip_id = adev->asic_type;
+	hwmgr->feature_mask = amdgpu_pp_feature_mask;
+	adev->powerplay.pp_handle = hwmgr;
+	adev->powerplay.pp_funcs = &pp_dpm_funcs;
 	return 0;
 }
 
 
-static int amd_powerplay_destroy(void *handle)
+static int amd_powerplay_destroy(struct amdgpu_device *adev)
 {
-	struct pp_instance *instance = (struct pp_instance *)handle;
+	struct pp_hwmgr *hwmgr = adev->powerplay.pp_handle;
 
-	kfree(instance->hwmgr->hardcode_pp_table);
-	instance->hwmgr->hardcode_pp_table = NULL;
+	kfree(hwmgr->hardcode_pp_table);
+	hwmgr->hardcode_pp_table = NULL;
 
-	kfree(instance->hwmgr);
-	instance->hwmgr = NULL;
+	kfree(hwmgr);
+	hwmgr = NULL;
 
-	kfree(instance);
-	instance = NULL;
 	return 0;
 }
 
 static int pp_early_init(void *handle)
 {
 	int ret;
-	struct pp_instance *pp_handle = NULL;
-	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+	struct amdgpu_device *adev = handle;
 
 	ret = amd_powerplay_create(adev);
 
 	if (ret != 0)
 		return ret;
 
-	pp_handle = adev->powerplay.pp_handle;
-
-	ret = hwmgr_early_init(pp_handle);
+	ret = hwmgr_early_init(adev->powerplay.pp_handle);
 	if (ret)
 		return -EINVAL;
 
@@ -112,15 +105,13 @@ static int pp_early_init(void *handle)
 
 static int pp_sw_init(void *handle)
 {
-	struct pp_hwmgr *hwmgr;
+	struct amdgpu_device *adev = handle;
+	struct pp_hwmgr *hwmgr = adev->powerplay.pp_handle;
 	int ret = 0;
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
 
-	ret = pp_check(pp_handle);
+	ret = pp_check(hwmgr);
 
 	if (ret >= 0) {
-		hwmgr = pp_handle->hwmgr;
-
 		if (hwmgr->smumgr_funcs->smu_init == NULL)
 			return -EINVAL;
 
@@ -128,55 +119,53 @@ static int pp_sw_init(void *handle)
 
 		pr_debug("amdgpu: powerplay sw initialized\n");
 	}
+
 	return ret;
 }
 
 static int pp_sw_fini(void *handle)
 {
-	struct pp_hwmgr *hwmgr;
+	struct amdgpu_device *adev = handle;
+	struct pp_hwmgr *hwmgr = adev->powerplay.pp_handle;
 	int ret = 0;
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
 
-	ret = pp_check(pp_handle);
+	ret = pp_check(hwmgr);
 	if (ret >= 0) {
-		hwmgr = pp_handle->hwmgr;
-
-		if (hwmgr->smumgr_funcs->smu_fini == NULL)
-			return -EINVAL;
-
-		ret = hwmgr->smumgr_funcs->smu_fini(pp_handle->hwmgr);
+		if (hwmgr->smumgr_funcs->smu_fini != NULL)
+			hwmgr->smumgr_funcs->smu_fini(hwmgr);
 	}
-	return ret;
+	return 0;
 }
 
 static int pp_hw_init(void *handle)
 {
 	int ret = 0;
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
-	struct pp_hwmgr *hwmgr;
+	struct amdgpu_device *adev = handle;
+	struct pp_hwmgr *hwmgr = adev->powerplay.pp_handle;
 
-	ret = pp_check(pp_handle);
+	if (adev->firmware.load_type == AMDGPU_FW_LOAD_SMU)
+		amdgpu_ucode_init_bo(adev);
 
-	if (ret >= 0) {
-		hwmgr = pp_handle->hwmgr;
+	ret = pp_check(hwmgr);
 
+	if (ret >= 0) {
 		if (hwmgr->smumgr_funcs->start_smu == NULL)
 			return -EINVAL;
 
-		if(hwmgr->smumgr_funcs->start_smu(pp_handle->hwmgr)) {
+		if (hwmgr->smumgr_funcs->start_smu(hwmgr)) {
 			pr_err("smc start failed\n");
-			hwmgr->smumgr_funcs->smu_fini(pp_handle->hwmgr);
+			hwmgr->smumgr_funcs->smu_fini(hwmgr);
 			return -EINVAL;
 		}
 		if (ret == PP_DPM_DISABLED)
 			goto exit;
-		ret = hwmgr_hw_init(pp_handle);
+		ret = hwmgr_hw_init(hwmgr);
 		if (ret)
 			goto exit;
 	}
 	return ret;
 exit:
-	pp_handle->pm_en = 0;
+	hwmgr->pm_en = 0;
 	cgs_notify_dpm_enabled(hwmgr->device, false);
 	return 0;
 
@@ -184,24 +173,27 @@ exit:
 
 static int pp_hw_fini(void *handle)
 {
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
+	struct amdgpu_device *adev = handle;
+	struct pp_hwmgr *hwmgr = adev->powerplay.pp_handle;
 	int ret = 0;
 
-	ret = pp_check(pp_handle);
+	ret = pp_check(hwmgr);
 	if (ret == 0)
-		hwmgr_hw_fini(pp_handle);
+		hwmgr_hw_fini(hwmgr);
 
 	return 0;
 }
 
 static int pp_late_init(void *handle)
 {
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
+	struct amdgpu_device *adev = handle;
+	struct pp_hwmgr *hwmgr = adev->powerplay.pp_handle;
 	int ret = 0;
 
-	ret = pp_check(pp_handle);
+	ret = pp_check(hwmgr);
+
 	if (ret == 0)
-		pp_dpm_dispatch_tasks(pp_handle,
+		pp_dpm_dispatch_tasks(hwmgr,
 					AMD_PP_TASK_COMPLETE_INIT, NULL);
 
 	return 0;
@@ -231,17 +223,15 @@ static int pp_sw_reset(void *handle)
 static int pp_set_powergating_state(void *handle,
 				    enum amd_powergating_state state)
 {
-	struct pp_hwmgr  *hwmgr;
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
+	struct amdgpu_device *adev = handle;
+	struct pp_hwmgr *hwmgr = adev->powerplay.pp_handle;
 	int ret = 0;
 
-	ret = pp_check(pp_handle);
+	ret = pp_check(hwmgr);
 
 	if (ret)
 		return ret;
 
-	hwmgr = pp_handle->hwmgr;
-
 	if (hwmgr->hwmgr_func->enable_per_cu_power_gating == NULL) {
 		pr_info("%s was not implemented.\n", __func__);
 		return 0;
@@ -254,44 +244,43 @@ static int pp_set_powergating_state(void *handle,
 
 static int pp_suspend(void *handle)
 {
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
+	struct amdgpu_device *adev = handle;
+	struct pp_hwmgr *hwmgr = adev->powerplay.pp_handle;
 	int ret = 0;
 
-	ret = pp_check(pp_handle);
+	ret = pp_check(hwmgr);
 	if (ret == 0)
-		hwmgr_hw_suspend(pp_handle);
+		hwmgr_hw_suspend(hwmgr);
 	return 0;
 }
 
 static int pp_resume(void *handle)
 {
-	struct pp_hwmgr  *hwmgr;
+	struct amdgpu_device *adev = handle;
+	struct pp_hwmgr *hwmgr = adev->powerplay.pp_handle;
 	int ret;
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
 
-	ret = pp_check(pp_handle);
+	ret = pp_check(hwmgr);
 
 	if (ret < 0)
 		return ret;
 
-	hwmgr = pp_handle->hwmgr;
-
 	if (hwmgr->smumgr_funcs->start_smu == NULL)
 		return -EINVAL;
 
-	if (hwmgr->smumgr_funcs->start_smu(pp_handle->hwmgr)) {
+	if (hwmgr->smumgr_funcs->start_smu(hwmgr)) {
 		pr_err("smc start failed\n");
-		hwmgr->smumgr_funcs->smu_fini(pp_handle->hwmgr);
+		hwmgr->smumgr_funcs->smu_fini(hwmgr);
 		return -EINVAL;
 	}
 
 	if (ret == PP_DPM_DISABLED)
 		return 0;
 
-	return hwmgr_hw_resume(pp_handle);
+	return hwmgr_hw_resume(hwmgr);
 }
 
-const struct amd_ip_funcs pp_ip_funcs = {
+static const struct amd_ip_funcs pp_ip_funcs = {
 	.name = "powerplay",
 	.early_init = pp_early_init,
 	.late_init = pp_late_init,
@@ -309,6 +298,15 @@ const struct amd_ip_funcs pp_ip_funcs = {
 	.set_powergating_state = pp_set_powergating_state,
 };
 
+const struct amdgpu_ip_block_version pp_smu_ip_block =
+{
+	.type = AMD_IP_BLOCK_TYPE_SMC,
+	.major = 1,
+	.minor = 0,
+	.rev = 0,
+	.funcs = &pp_ip_funcs,
+};
+
 static int pp_dpm_load_fw(void *handle)
 {
 	return 0;
@@ -321,17 +319,14 @@ static int pp_dpm_fw_loading_complete(void *handle)
 
 static int pp_set_clockgating_by_smu(void *handle, uint32_t msg_id)
 {
-	struct pp_hwmgr  *hwmgr;
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
+	struct pp_hwmgr *hwmgr = handle;
 	int ret = 0;
 
-	ret = pp_check(pp_handle);
+	ret = pp_check(hwmgr);
 
 	if (ret)
 		return ret;
 
-	hwmgr = pp_handle->hwmgr;
-
 	if (hwmgr->hwmgr_func->update_clock_gatings == NULL) {
 		pr_info("%s was not implemented.\n", __func__);
 		return 0;
@@ -379,25 +374,22 @@ static void pp_dpm_en_umd_pstate(struct pp_hwmgr  *hwmgr,
 static int pp_dpm_force_performance_level(void *handle,
 					enum amd_dpm_forced_level level)
 {
-	struct pp_hwmgr  *hwmgr;
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
+	struct pp_hwmgr *hwmgr = handle;
 	int ret = 0;
 
-	ret = pp_check(pp_handle);
+	ret = pp_check(hwmgr);
 
 	if (ret)
 		return ret;
 
-	hwmgr = pp_handle->hwmgr;
-
 	if (level == hwmgr->dpm_level)
 		return 0;
 
-	mutex_lock(&pp_handle->pp_lock);
+	mutex_lock(&hwmgr->smu_lock);
 	pp_dpm_en_umd_pstate(hwmgr, &level);
 	hwmgr->request_dpm_level = level;
-	hwmgr_handle_task(pp_handle, AMD_PP_TASK_READJUST_POWER_STATE, NULL);
-	mutex_unlock(&pp_handle->pp_lock);
+	hwmgr_handle_task(hwmgr, AMD_PP_TASK_READJUST_POWER_STATE, NULL);
+	mutex_unlock(&hwmgr->smu_lock);
 
 	return 0;
 }
@@ -405,152 +397,135 @@ static int pp_dpm_force_performance_level(void *handle,
 static enum amd_dpm_forced_level pp_dpm_get_performance_level(
 								void *handle)
 {
-	struct pp_hwmgr  *hwmgr;
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
+	struct pp_hwmgr *hwmgr = handle;
 	int ret = 0;
 	enum amd_dpm_forced_level level;
 
-	ret = pp_check(pp_handle);
+	ret = pp_check(hwmgr);
 
 	if (ret)
 		return ret;
 
-	hwmgr = pp_handle->hwmgr;
-	mutex_lock(&pp_handle->pp_lock);
+	mutex_lock(&hwmgr->smu_lock);
 	level = hwmgr->dpm_level;
-	mutex_unlock(&pp_handle->pp_lock);
+	mutex_unlock(&hwmgr->smu_lock);
 	return level;
 }
 
 static uint32_t pp_dpm_get_sclk(void *handle, bool low)
 {
-	struct pp_hwmgr  *hwmgr;
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
+	struct pp_hwmgr *hwmgr = handle;
 	int ret = 0;
 	uint32_t clk = 0;
 
-	ret = pp_check(pp_handle);
+	ret = pp_check(hwmgr);
 
 	if (ret)
 		return ret;
 
-	hwmgr = pp_handle->hwmgr;
-
 	if (hwmgr->hwmgr_func->get_sclk == NULL) {
 		pr_info("%s was not implemented.\n", __func__);
 		return 0;
 	}
-	mutex_lock(&pp_handle->pp_lock);
+	mutex_lock(&hwmgr->smu_lock);
 	clk = hwmgr->hwmgr_func->get_sclk(hwmgr, low);
-	mutex_unlock(&pp_handle->pp_lock);
+	mutex_unlock(&hwmgr->smu_lock);
 	return clk;
 }
 
 static uint32_t pp_dpm_get_mclk(void *handle, bool low)
 {
-	struct pp_hwmgr  *hwmgr;
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
+	struct pp_hwmgr *hwmgr = handle;
 	int ret = 0;
 	uint32_t clk = 0;
 
-	ret = pp_check(pp_handle);
+	ret = pp_check(hwmgr);
 
 	if (ret)
 		return ret;
 
-	hwmgr = pp_handle->hwmgr;
-
 	if (hwmgr->hwmgr_func->get_mclk == NULL) {
 		pr_info("%s was not implemented.\n", __func__);
 		return 0;
 	}
-	mutex_lock(&pp_handle->pp_lock);
+	mutex_lock(&hwmgr->smu_lock);
 	clk = hwmgr->hwmgr_func->get_mclk(hwmgr, low);
-	mutex_unlock(&pp_handle->pp_lock);
+	mutex_unlock(&hwmgr->smu_lock);
 	return clk;
 }
 
 static void pp_dpm_powergate_vce(void *handle, bool gate)
 {
-	struct pp_hwmgr  *hwmgr;
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
+	struct pp_hwmgr *hwmgr = handle;
 	int ret = 0;
 
-	ret = pp_check(pp_handle);
+	ret = pp_check(hwmgr);
 
 	if (ret)
 		return;
 
-	hwmgr = pp_handle->hwmgr;
-
 	if (hwmgr->hwmgr_func->powergate_vce == NULL) {
 		pr_info("%s was not implemented.\n", __func__);
 		return;
 	}
-	mutex_lock(&pp_handle->pp_lock);
+	mutex_lock(&hwmgr->smu_lock);
 	hwmgr->hwmgr_func->powergate_vce(hwmgr, gate);
-	mutex_unlock(&pp_handle->pp_lock);
+	mutex_unlock(&hwmgr->smu_lock);
 }
 
 static void pp_dpm_powergate_uvd(void *handle, bool gate)
 {
-	struct pp_hwmgr  *hwmgr;
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
+	struct pp_hwmgr *hwmgr = handle;
 	int ret = 0;
 
-	ret = pp_check(pp_handle);
+	ret = pp_check(hwmgr);
 
 	if (ret)
 		return;
 
-	hwmgr = pp_handle->hwmgr;
-
 	if (hwmgr->hwmgr_func->powergate_uvd == NULL) {
 		pr_info("%s was not implemented.\n", __func__);
 		return;
 	}
-	mutex_lock(&pp_handle->pp_lock);
+	mutex_lock(&hwmgr->smu_lock);
 	hwmgr->hwmgr_func->powergate_uvd(hwmgr, gate);
-	mutex_unlock(&pp_handle->pp_lock);
+	mutex_unlock(&hwmgr->smu_lock);
 }
 
 static int pp_dpm_dispatch_tasks(void *handle, enum amd_pp_task task_id,
 		enum amd_pm_state_type *user_state)
 {
 	int ret = 0;
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
+	struct pp_hwmgr *hwmgr = handle;
 
-	ret = pp_check(pp_handle);
+	ret = pp_check(hwmgr);
 
 	if (ret)
 		return ret;
 
-	mutex_lock(&pp_handle->pp_lock);
-	ret = hwmgr_handle_task(pp_handle, task_id, user_state);
-	mutex_unlock(&pp_handle->pp_lock);
+	mutex_lock(&hwmgr->smu_lock);
+	ret = hwmgr_handle_task(hwmgr, task_id, user_state);
+	mutex_unlock(&hwmgr->smu_lock);
 
 	return ret;
 }
 
 static enum amd_pm_state_type pp_dpm_get_current_power_state(void *handle)
 {
-	struct pp_hwmgr *hwmgr;
+	struct pp_hwmgr *hwmgr = handle;
 	struct pp_power_state *state;
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
 	int ret = 0;
 	enum amd_pm_state_type pm_type;
 
-	ret = pp_check(pp_handle);
+	ret = pp_check(hwmgr);
 
 	if (ret)
 		return ret;
 
-	hwmgr = pp_handle->hwmgr;
-
 	if (hwmgr->current_ps == NULL)
 		return -EINVAL;
 
-	mutex_lock(&pp_handle->pp_lock);
+	mutex_lock(&hwmgr->smu_lock);
 
 	state = hwmgr->current_ps;
 
@@ -571,147 +546,129 @@ static enum amd_pm_state_type pp_dpm_get_current_power_state(void *handle)
 			pm_type = POWER_STATE_TYPE_DEFAULT;
 		break;
 	}
-	mutex_unlock(&pp_handle->pp_lock);
+	mutex_unlock(&hwmgr->smu_lock);
 
 	return pm_type;
 }
 
 static void pp_dpm_set_fan_control_mode(void *handle, uint32_t mode)
 {
-	struct pp_hwmgr  *hwmgr;
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
+	struct pp_hwmgr *hwmgr = handle;
 	int ret = 0;
 
-	ret = pp_check(pp_handle);
+	ret = pp_check(hwmgr);
 
 	if (ret)
 		return;
 
-	hwmgr = pp_handle->hwmgr;
-
 	if (hwmgr->hwmgr_func->set_fan_control_mode == NULL) {
 		pr_info("%s was not implemented.\n", __func__);
 		return;
 	}
-	mutex_lock(&pp_handle->pp_lock);
+	mutex_lock(&hwmgr->smu_lock);
 	hwmgr->hwmgr_func->set_fan_control_mode(hwmgr, mode);
-	mutex_unlock(&pp_handle->pp_lock);
+	mutex_unlock(&hwmgr->smu_lock);
 }
 
 static uint32_t pp_dpm_get_fan_control_mode(void *handle)
 {
-	struct pp_hwmgr  *hwmgr;
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
+	struct pp_hwmgr *hwmgr = handle;
 	int ret = 0;
 	uint32_t mode = 0;
 
-	ret = pp_check(pp_handle);
+	ret = pp_check(hwmgr);
 
 	if (ret)
 		return ret;
 
-	hwmgr = pp_handle->hwmgr;
-
 	if (hwmgr->hwmgr_func->get_fan_control_mode == NULL) {
 		pr_info("%s was not implemented.\n", __func__);
 		return 0;
 	}
-	mutex_lock(&pp_handle->pp_lock);
+	mutex_lock(&hwmgr->smu_lock);
 	mode = hwmgr->hwmgr_func->get_fan_control_mode(hwmgr);
-	mutex_unlock(&pp_handle->pp_lock);
+	mutex_unlock(&hwmgr->smu_lock);
 	return mode;
 }
 
 static int pp_dpm_set_fan_speed_percent(void *handle, uint32_t percent)
 {
-	struct pp_hwmgr  *hwmgr;
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
+	struct pp_hwmgr *hwmgr = handle;
 	int ret = 0;
 
-	ret = pp_check(pp_handle);
+	ret = pp_check(hwmgr);
 
 	if (ret)
 		return ret;
 
-	hwmgr = pp_handle->hwmgr;
-
 	if (hwmgr->hwmgr_func->set_fan_speed_percent == NULL) {
 		pr_info("%s was not implemented.\n", __func__);
 		return 0;
 	}
-	mutex_lock(&pp_handle->pp_lock);
+	mutex_lock(&hwmgr->smu_lock);
 	ret = hwmgr->hwmgr_func->set_fan_speed_percent(hwmgr, percent);
-	mutex_unlock(&pp_handle->pp_lock);
+	mutex_unlock(&hwmgr->smu_lock);
 	return ret;
 }
 
 static int pp_dpm_get_fan_speed_percent(void *handle, uint32_t *speed)
 {
-	struct pp_hwmgr  *hwmgr;
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
+	struct pp_hwmgr *hwmgr = handle;
 	int ret = 0;
 
-	ret = pp_check(pp_handle);
+	ret = pp_check(hwmgr);
 
 	if (ret)
 		return ret;
 
-	hwmgr = pp_handle->hwmgr;
-
 	if (hwmgr->hwmgr_func->get_fan_speed_percent == NULL) {
 		pr_info("%s was not implemented.\n", __func__);
 		return 0;
 	}
 
-	mutex_lock(&pp_handle->pp_lock);
+	mutex_lock(&hwmgr->smu_lock);
 	ret = hwmgr->hwmgr_func->get_fan_speed_percent(hwmgr, speed);
-	mutex_unlock(&pp_handle->pp_lock);
+	mutex_unlock(&hwmgr->smu_lock);
 	return ret;
 }
 
 static int pp_dpm_get_fan_speed_rpm(void *handle, uint32_t *rpm)
 {
-	struct pp_hwmgr *hwmgr;
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
+	struct pp_hwmgr *hwmgr = handle;
 	int ret = 0;
 
-	ret = pp_check(pp_handle);
+	ret = pp_check(hwmgr);
 
 	if (ret)
 		return ret;
 
-	hwmgr = pp_handle->hwmgr;
-
 	if (hwmgr->hwmgr_func->get_fan_speed_rpm == NULL)
 		return -EINVAL;
 
-	mutex_lock(&pp_handle->pp_lock);
+	mutex_lock(&hwmgr->smu_lock);
 	ret = hwmgr->hwmgr_func->get_fan_speed_rpm(hwmgr, rpm);
-	mutex_unlock(&pp_handle->pp_lock);
+	mutex_unlock(&hwmgr->smu_lock);
 	return ret;
 }
 
 static int pp_dpm_get_pp_num_states(void *handle,
 		struct pp_states_info *data)
 {
-	struct pp_hwmgr *hwmgr;
+	struct pp_hwmgr *hwmgr = handle;
 	int i;
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
 	int ret = 0;
 
 	memset(data, 0, sizeof(*data));
 
-	ret = pp_check(pp_handle);
+	ret = pp_check(hwmgr);
 
 	if (ret)
 		return ret;
 
-	hwmgr = pp_handle->hwmgr;
-
 	if (hwmgr->ps == NULL)
 		return -EINVAL;
 
-	mutex_lock(&pp_handle->pp_lock);
+	mutex_lock(&hwmgr->smu_lock);
 
 	data->nums = hwmgr->num_ps;
 
@@ -735,73 +692,68 @@ static int pp_dpm_get_pp_num_states(void *handle,
 				data->states[i] = POWER_STATE_TYPE_DEFAULT;
 		}
 	}
-	mutex_unlock(&pp_handle->pp_lock);
+	mutex_unlock(&hwmgr->smu_lock);
 	return 0;
 }
 
 static int pp_dpm_get_pp_table(void *handle, char **table)
 {
-	struct pp_hwmgr *hwmgr;
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
+	struct pp_hwmgr *hwmgr = handle;
 	int ret = 0;
 	int size = 0;
 
-	ret = pp_check(pp_handle);
+	ret = pp_check(hwmgr);
 
 	if (ret)
 		return ret;
 
-	hwmgr = pp_handle->hwmgr;
-
 	if (!hwmgr->soft_pp_table)
 		return -EINVAL;
 
-	mutex_lock(&pp_handle->pp_lock);
+	mutex_lock(&hwmgr->smu_lock);
 	*table = (char *)hwmgr->soft_pp_table;
 	size = hwmgr->soft_pp_table_size;
-	mutex_unlock(&pp_handle->pp_lock);
+	mutex_unlock(&hwmgr->smu_lock);
 	return size;
 }
 
 static int amd_powerplay_reset(void *handle)
 {
-	struct pp_instance *instance = (struct pp_instance *)handle;
+	struct pp_hwmgr *hwmgr = handle;
 	int ret;
 
-	ret = pp_check(instance);
+	ret = pp_check(hwmgr);
 	if (ret)
 		return ret;
 
-	ret = pp_hw_fini(instance);
+	ret = pp_hw_fini(hwmgr);
 	if (ret)
 		return ret;
 
-	ret = hwmgr_hw_init(instance);
+	ret = hwmgr_hw_init(hwmgr);
 	if (ret)
 		return ret;
 
-	return hwmgr_handle_task(instance, AMD_PP_TASK_COMPLETE_INIT, NULL);
+	return hwmgr_handle_task(hwmgr, AMD_PP_TASK_COMPLETE_INIT, NULL);
 }
 
 static int pp_dpm_set_pp_table(void *handle, const char *buf, size_t size)
 {
-	struct pp_hwmgr *hwmgr;
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
+	struct pp_hwmgr *hwmgr = handle;
 	int ret = 0;
 
-	ret = pp_check(pp_handle);
+	ret = pp_check(hwmgr);
 
 	if (ret)
 		return ret;
 
-	hwmgr = pp_handle->hwmgr;
-	mutex_lock(&pp_handle->pp_lock);
+	mutex_lock(&hwmgr->smu_lock);
 	if (!hwmgr->hardcode_pp_table) {
 		hwmgr->hardcode_pp_table = kmemdup(hwmgr->soft_pp_table,
 						   hwmgr->soft_pp_table_size,
 						   GFP_KERNEL);
 		if (!hwmgr->hardcode_pp_table) {
-			mutex_unlock(&pp_handle->pp_lock);
+			mutex_unlock(&hwmgr->smu_lock);
 			return -ENOMEM;
 		}
 	}
@@ -809,7 +761,7 @@ static int pp_dpm_set_pp_table(void *handle, const char *buf, size_t size)
 	memcpy(hwmgr->hardcode_pp_table, buf, size);
 
 	hwmgr->soft_pp_table = hwmgr->hardcode_pp_table;
-	mutex_unlock(&pp_handle->pp_lock);
+	mutex_unlock(&hwmgr->smu_lock);
 
 	ret = amd_powerplay_reset(handle);
 	if (ret)
@@ -827,163 +779,142 @@ static int pp_dpm_set_pp_table(void *handle, const char *buf, size_t size)
 static int pp_dpm_force_clock_level(void *handle,
 		enum pp_clock_type type, uint32_t mask)
 {
-	struct pp_hwmgr *hwmgr;
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
+	struct pp_hwmgr *hwmgr = handle;
 	int ret = 0;
 
-	ret = pp_check(pp_handle);
+	ret = pp_check(hwmgr);
 
 	if (ret)
 		return ret;
 
-	hwmgr = pp_handle->hwmgr;
-
 	if (hwmgr->hwmgr_func->force_clock_level == NULL) {
 		pr_info("%s was not implemented.\n", __func__);
 		return 0;
 	}
-	mutex_lock(&pp_handle->pp_lock);
+	mutex_lock(&hwmgr->smu_lock);
 	if (hwmgr->dpm_level == AMD_DPM_FORCED_LEVEL_MANUAL)
 		ret = hwmgr->hwmgr_func->force_clock_level(hwmgr, type, mask);
 	else
 		ret = -EINVAL;
-	mutex_unlock(&pp_handle->pp_lock);
+	mutex_unlock(&hwmgr->smu_lock);
 	return ret;
 }
 
 static int pp_dpm_print_clock_levels(void *handle,
 		enum pp_clock_type type, char *buf)
 {
-	struct pp_hwmgr *hwmgr;
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
+	struct pp_hwmgr *hwmgr = handle;
 	int ret = 0;
 
-	ret = pp_check(pp_handle);
+	ret = pp_check(hwmgr);
 
 	if (ret)
 		return ret;
 
-	hwmgr = pp_handle->hwmgr;
-
 	if (hwmgr->hwmgr_func->print_clock_levels == NULL) {
 		pr_info("%s was not implemented.\n", __func__);
 		return 0;
 	}
-	mutex_lock(&pp_handle->pp_lock);
+	mutex_lock(&hwmgr->smu_lock);
 	ret = hwmgr->hwmgr_func->print_clock_levels(hwmgr, type, buf);
-	mutex_unlock(&pp_handle->pp_lock);
+	mutex_unlock(&hwmgr->smu_lock);
 	return ret;
 }
 
 static int pp_dpm_get_sclk_od(void *handle)
 {
-	struct pp_hwmgr *hwmgr;
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
+	struct pp_hwmgr *hwmgr = handle;
 	int ret = 0;
 
-	ret = pp_check(pp_handle);
+	ret = pp_check(hwmgr);
 
 	if (ret)
 		return ret;
 
-	hwmgr = pp_handle->hwmgr;
-
 	if (hwmgr->hwmgr_func->get_sclk_od == NULL) {
 		pr_info("%s was not implemented.\n", __func__);
 		return 0;
 	}
-	mutex_lock(&pp_handle->pp_lock);
+	mutex_lock(&hwmgr->smu_lock);
 	ret = hwmgr->hwmgr_func->get_sclk_od(hwmgr);
-	mutex_unlock(&pp_handle->pp_lock);
+	mutex_unlock(&hwmgr->smu_lock);
 	return ret;
 }
 
 static int pp_dpm_set_sclk_od(void *handle, uint32_t value)
 {
-	struct pp_hwmgr *hwmgr;
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
+	struct pp_hwmgr *hwmgr = handle;
 	int ret = 0;
 
-	ret = pp_check(pp_handle);
+	ret = pp_check(hwmgr);
 
 	if (ret)
 		return ret;
 
-	hwmgr = pp_handle->hwmgr;
-
 	if (hwmgr->hwmgr_func->set_sclk_od == NULL) {
 		pr_info("%s was not implemented.\n", __func__);
 		return 0;
 	}
 
-	mutex_lock(&pp_handle->pp_lock);
+	mutex_lock(&hwmgr->smu_lock);
 	ret = hwmgr->hwmgr_func->set_sclk_od(hwmgr, value);
-	mutex_unlock(&pp_handle->pp_lock);
+	mutex_unlock(&hwmgr->smu_lock);
 	return ret;
 }
 
 static int pp_dpm_get_mclk_od(void *handle)
 {
-	struct pp_hwmgr *hwmgr;
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
+	struct pp_hwmgr *hwmgr = handle;
 	int ret = 0;
 
-	ret = pp_check(pp_handle);
+	ret = pp_check(hwmgr);
 
 	if (ret)
 		return ret;
 
-	hwmgr = pp_handle->hwmgr;
-
 	if (hwmgr->hwmgr_func->get_mclk_od == NULL) {
 		pr_info("%s was not implemented.\n", __func__);
 		return 0;
 	}
-	mutex_lock(&pp_handle->pp_lock);
+	mutex_lock(&hwmgr->smu_lock);
 	ret = hwmgr->hwmgr_func->get_mclk_od(hwmgr);
-	mutex_unlock(&pp_handle->pp_lock);
+	mutex_unlock(&hwmgr->smu_lock);
 	return ret;
 }
 
 static int pp_dpm_set_mclk_od(void *handle, uint32_t value)
 {
-	struct pp_hwmgr *hwmgr;
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
+	struct pp_hwmgr *hwmgr = handle;
 	int ret = 0;
 
-	ret = pp_check(pp_handle);
+	ret = pp_check(hwmgr);
 
 	if (ret)
 		return ret;
 
-	hwmgr = pp_handle->hwmgr;
-
 	if (hwmgr->hwmgr_func->set_mclk_od == NULL) {
 		pr_info("%s was not implemented.\n", __func__);
 		return 0;
 	}
-	mutex_lock(&pp_handle->pp_lock);
+	mutex_lock(&hwmgr->smu_lock);
 	ret = hwmgr->hwmgr_func->set_mclk_od(hwmgr, value);
-	mutex_unlock(&pp_handle->pp_lock);
+	mutex_unlock(&hwmgr->smu_lock);
 	return ret;
 }
 
 static int pp_dpm_read_sensor(void *handle, int idx,
 			      void *value, int *size)
 {
-	struct pp_hwmgr *hwmgr;
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
+	struct pp_hwmgr *hwmgr = handle;
 	int ret = 0;
 
-	ret = pp_check(pp_handle);
+	ret = pp_check(hwmgr);
 	if (ret)
 		return ret;
 
 	if (value == NULL)
 		return -EINVAL;
 
-	hwmgr = pp_handle->hwmgr;
-
 	switch (idx) {
 	case AMDGPU_PP_SENSOR_STABLE_PSTATE_SCLK:
 		*((uint32_t *)value) = hwmgr->pstate_sclk;
@@ -992,9 +923,9 @@ static int pp_dpm_read_sensor(void *handle, int idx,
 		*((uint32_t *)value) = hwmgr->pstate_mclk;
 		return 0;
 	default:
-		mutex_lock(&pp_handle->pp_lock);
+		mutex_lock(&hwmgr->smu_lock);
 		ret = hwmgr->hwmgr_func->read_sensor(hwmgr, idx, value, size);
-		mutex_unlock(&pp_handle->pp_lock);
+		mutex_unlock(&hwmgr->smu_lock);
 		return ret;
 	}
 }
@@ -1002,17 +933,14 @@ static int pp_dpm_read_sensor(void *handle, int idx,
 static struct amd_vce_state*
 pp_dpm_get_vce_clock_state(void *handle, unsigned idx)
 {
-	struct pp_hwmgr *hwmgr;
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
+	struct pp_hwmgr *hwmgr = handle;
 	int ret = 0;
 
-	ret = pp_check(pp_handle);
+	ret = pp_check(hwmgr);
 
 	if (ret)
 		return NULL;
 
-	hwmgr = pp_handle->hwmgr;
-
 	if (hwmgr && idx < hwmgr->num_vce_state_tables)
 		return &hwmgr->vce_states[idx];
 	return NULL;
@@ -1020,14 +948,11 @@ pp_dpm_get_vce_clock_state(void *handle, unsigned idx)
 
 static int pp_get_power_profile_mode(void *handle, char *buf)
 {
-	struct pp_hwmgr *hwmgr;
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
+	struct pp_hwmgr *hwmgr = handle;
 
-	if (!buf || pp_check(pp_handle))
+	if (!buf || pp_check(hwmgr))
 		return -EINVAL;
 
-	hwmgr = pp_handle->hwmgr;
-
 	if (hwmgr->hwmgr_func->get_power_profile_mode == NULL) {
 		pr_info("%s was not implemented.\n", __func__);
 		return snprintf(buf, PAGE_SIZE, "\n");
@@ -1038,36 +963,30 @@ static int pp_get_power_profile_mode(void *handle, char *buf)
 
 static int pp_set_power_profile_mode(void *handle, long *input, uint32_t size)
 {
-	struct pp_hwmgr *hwmgr;
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
+	struct pp_hwmgr *hwmgr = handle;
 	int ret = -EINVAL;
 
-	if (pp_check(pp_handle))
+	if (pp_check(hwmgr))
 		return -EINVAL;
 
-	hwmgr = pp_handle->hwmgr;
-
 	if (hwmgr->hwmgr_func->set_power_profile_mode == NULL) {
 		pr_info("%s was not implemented.\n", __func__);
 		return -EINVAL;
 	}
-	mutex_lock(&pp_handle->pp_lock);
+	mutex_lock(&hwmgr->smu_lock);
 	if (hwmgr->dpm_level == AMD_DPM_FORCED_LEVEL_MANUAL)
 		ret = hwmgr->hwmgr_func->set_power_profile_mode(hwmgr, input, size);
-	mutex_unlock(&pp_handle->pp_lock);
+	mutex_unlock(&hwmgr->smu_lock);
 	return ret;
 }
 
 static int pp_odn_edit_dpm_table(void *handle, uint32_t type, long *input, uint32_t size)
 {
-	struct pp_hwmgr *hwmgr;
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
+	struct pp_hwmgr *hwmgr = handle;
 
-	if (pp_check(pp_handle))
+	if (pp_check(hwmgr))
 		return -EINVAL;
 
-	hwmgr = pp_handle->hwmgr;
-
 	if (hwmgr->hwmgr_func->odn_edit_dpm_table == NULL) {
 		pr_info("%s was not implemented.\n", __func__);
 		return -EINVAL;
@@ -1079,16 +998,13 @@ static int pp_odn_edit_dpm_table(void *handle, uint32_t type, long *input, uint3
 static int pp_dpm_switch_power_profile(void *handle,
 		enum PP_SMC_POWER_PROFILE type, bool en)
 {
-	struct pp_hwmgr *hwmgr;
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
+	struct pp_hwmgr *hwmgr = handle;
 	long workload;
 	uint32_t index;
 
-	if (pp_check(pp_handle))
+	if (pp_check(hwmgr))
 		return -EINVAL;
 
-	hwmgr = pp_handle->hwmgr;
-
 	if (hwmgr->hwmgr_func->set_power_profile_mode == NULL) {
 		pr_info("%s was not implemented.\n", __func__);
 		return -EINVAL;
@@ -1097,7 +1013,7 @@ static int pp_dpm_switch_power_profile(void *handle,
 	if (!(type < PP_SMC_POWER_PROFILE_CUSTOM))
 		return -EINVAL;
 
-	mutex_lock(&pp_handle->pp_lock);
+	mutex_lock(&hwmgr->smu_lock);
 
 	if (!en) {
 		hwmgr->workload_mask &= ~(1 << hwmgr->workload_prority[type]);
@@ -1113,7 +1029,7 @@ static int pp_dpm_switch_power_profile(void *handle,
 
 	if (hwmgr->dpm_level != AMD_DPM_FORCED_LEVEL_MANUAL)
 		hwmgr->hwmgr_func->set_power_profile_mode(hwmgr, &workload, 0);
-	mutex_unlock(&pp_handle->pp_lock);
+	mutex_unlock(&hwmgr->smu_lock);
 
 	return 0;
 }
@@ -1125,46 +1041,40 @@ static int pp_dpm_notify_smu_memory_info(void *handle,
 					uint32_t mc_addr_hi,
 					uint32_t size)
 {
-	struct pp_hwmgr  *hwmgr;
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
+	struct pp_hwmgr *hwmgr = handle;
 	int ret = 0;
 
-	ret = pp_check(pp_handle);
+	ret = pp_check(hwmgr);
 
 	if (ret)
 		return ret;
 
-	hwmgr = pp_handle->hwmgr;
-
 	if (hwmgr->hwmgr_func->notify_cac_buffer_info == NULL) {
 		pr_info("%s was not implemented.\n", __func__);
 		return -EINVAL;
 	}
 
-	mutex_lock(&pp_handle->pp_lock);
+	mutex_lock(&hwmgr->smu_lock);
 
 	ret = hwmgr->hwmgr_func->notify_cac_buffer_info(hwmgr, virtual_addr_low,
 					virtual_addr_hi, mc_addr_low, mc_addr_hi,
 					size);
 
-	mutex_unlock(&pp_handle->pp_lock);
+	mutex_unlock(&hwmgr->smu_lock);
 
 	return ret;
 }
 
 static int pp_set_power_limit(void *handle, uint32_t limit)
 {
-	struct pp_hwmgr *hwmgr;
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
+	struct pp_hwmgr *hwmgr = handle;
 	int ret = 0;
 
-	ret = pp_check(pp_handle);
+	ret = pp_check(hwmgr);
 
 	if (ret)
 		return ret;
 
-	hwmgr = pp_handle->hwmgr;
-
 	if (hwmgr->hwmgr_func->set_power_limit == NULL) {
 		pr_info("%s was not implemented.\n", __func__);
 		return -EINVAL;
@@ -1176,20 +1086,19 @@ static int pp_set_power_limit(void *handle, uint32_t limit)
 	if (limit > hwmgr->default_power_limit)
 		return -EINVAL;
 
-	mutex_lock(&pp_handle->pp_lock);
+	mutex_lock(&hwmgr->smu_lock);
 	hwmgr->hwmgr_func->set_power_limit(hwmgr, limit);
 	hwmgr->power_limit = limit;
-	mutex_unlock(&pp_handle->pp_lock);
+	mutex_unlock(&hwmgr->smu_lock);
 	return ret;
 }
 
 static int pp_get_power_limit(void *handle, uint32_t *limit, bool default_limit)
 {
-	struct pp_hwmgr *hwmgr;
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
+	struct pp_hwmgr *hwmgr = handle;
 	int ret = 0;
 
-	ret = pp_check(pp_handle);
+	ret = pp_check(hwmgr);
 
 	if (ret)
 		return ret;
@@ -1197,16 +1106,14 @@ static int pp_get_power_limit(void *handle, uint32_t *limit, bool default_limit)
 	if (limit == NULL)
 		return -EINVAL;
 
-	hwmgr = pp_handle->hwmgr;
-
-	mutex_lock(&pp_handle->pp_lock);
+	mutex_lock(&hwmgr->smu_lock);
 
 	if (default_limit)
 		*limit = hwmgr->default_power_limit;
 	else
 		*limit = hwmgr->power_limit;
 
-	mutex_unlock(&pp_handle->pp_lock);
+	mutex_unlock(&hwmgr->smu_lock);
 
 	return ret;
 }
@@ -1214,42 +1121,37 @@ static int pp_get_power_limit(void *handle, uint32_t *limit, bool default_limit)
 static int pp_display_configuration_change(void *handle,
 	const struct amd_pp_display_configuration *display_config)
 {
-	struct pp_hwmgr  *hwmgr;
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
+	struct pp_hwmgr *hwmgr = handle;
 	int ret = 0;
 
-	ret = pp_check(pp_handle);
+	ret = pp_check(hwmgr);
 
 	if (ret)
 		return ret;
 
-	hwmgr = pp_handle->hwmgr;
-	mutex_lock(&pp_handle->pp_lock);
+	mutex_lock(&hwmgr->smu_lock);
 	phm_store_dal_configuration_data(hwmgr, display_config);
-	mutex_unlock(&pp_handle->pp_lock);
+	mutex_unlock(&hwmgr->smu_lock);
 	return 0;
 }
 
 static int pp_get_display_power_level(void *handle,
 		struct amd_pp_simple_clock_info *output)
 {
-	struct pp_hwmgr  *hwmgr;
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
+	struct pp_hwmgr *hwmgr = handle;
 	int ret = 0;
 
-	ret = pp_check(pp_handle);
+	ret = pp_check(hwmgr);
 
 	if (ret)
 		return ret;
 
-	hwmgr = pp_handle->hwmgr;
-
 	if (output == NULL)
 		return -EINVAL;
 
-	mutex_lock(&pp_handle->pp_lock);
+	mutex_lock(&hwmgr->smu_lock);
 	ret = phm_get_dal_power_level(hwmgr, output);
-	mutex_unlock(&pp_handle->pp_lock);
+	mutex_unlock(&hwmgr->smu_lock);
 	return ret;
 }
 
@@ -1258,18 +1160,15 @@ static int pp_get_current_clocks(void *handle,
 {
 	struct amd_pp_simple_clock_info simple_clocks;
 	struct pp_clock_info hw_clocks;
-	struct pp_hwmgr  *hwmgr;
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
+	struct pp_hwmgr *hwmgr = handle;
 	int ret = 0;
 
-	ret = pp_check(pp_handle);
+	ret = pp_check(hwmgr);
 
 	if (ret)
 		return ret;
 
-	hwmgr = pp_handle->hwmgr;
-
-	mutex_lock(&pp_handle->pp_lock);
+	mutex_lock(&hwmgr->smu_lock);
 
 	phm_get_dal_power_level(hwmgr, &simple_clocks);
 
@@ -1283,7 +1182,7 @@ static int pp_get_current_clocks(void *handle,
 
 	if (ret) {
 		pr_info("Error in phm_get_clock_info \n");
-		mutex_unlock(&pp_handle->pp_lock);
+		mutex_unlock(&hwmgr->smu_lock);
 		return -EINVAL;
 	}
 
@@ -1303,29 +1202,26 @@ static int pp_get_current_clocks(void *handle,
 		clocks->max_engine_clock_in_sr = hw_clocks.max_eng_clk;
 		clocks->min_engine_clock_in_sr = hw_clocks.min_eng_clk;
 	}
-	mutex_unlock(&pp_handle->pp_lock);
+	mutex_unlock(&hwmgr->smu_lock);
 	return 0;
 }
 
 static int pp_get_clock_by_type(void *handle, enum amd_pp_clock_type type, struct amd_pp_clocks *clocks)
 {
-	struct pp_hwmgr  *hwmgr;
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
+	struct pp_hwmgr *hwmgr = handle;
 	int ret = 0;
 
-	ret = pp_check(pp_handle);
+	ret = pp_check(hwmgr);
 
 	if (ret)
 		return ret;
 
-	hwmgr = pp_handle->hwmgr;
-
 	if (clocks == NULL)
 		return -EINVAL;
 
-	mutex_lock(&pp_handle->pp_lock);
+	mutex_lock(&hwmgr->smu_lock);
 	ret = phm_get_clock_by_type(hwmgr, type, clocks);
-	mutex_unlock(&pp_handle->pp_lock);
+	mutex_unlock(&hwmgr->smu_lock);
 	return ret;
 }
 
@@ -1333,21 +1229,19 @@ static int pp_get_clock_by_type_with_latency(void *handle,
 		enum amd_pp_clock_type type,
 		struct pp_clock_levels_with_latency *clocks)
 {
-	struct pp_hwmgr *hwmgr;
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
+	struct pp_hwmgr *hwmgr = handle;
 	int ret = 0;
 
-	ret = pp_check(pp_handle);
+	ret = pp_check(hwmgr);
 	if (ret)
 		return ret;
 
 	if (!clocks)
 		return -EINVAL;
 
-	mutex_lock(&pp_handle->pp_lock);
-	hwmgr = ((struct pp_instance *)handle)->hwmgr;
+	mutex_lock(&hwmgr->smu_lock);
 	ret = phm_get_clock_by_type_with_latency(hwmgr, type, clocks);
-	mutex_unlock(&pp_handle->pp_lock);
+	mutex_unlock(&hwmgr->smu_lock);
 	return ret;
 }
 
@@ -1355,47 +1249,41 @@ static int pp_get_clock_by_type_with_voltage(void *handle,
 		enum amd_pp_clock_type type,
 		struct pp_clock_levels_with_voltage *clocks)
 {
-	struct pp_hwmgr *hwmgr;
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
+	struct pp_hwmgr *hwmgr = handle;
 	int ret = 0;
 
-	ret = pp_check(pp_handle);
+	ret = pp_check(hwmgr);
 	if (ret)
 		return ret;
 
 	if (!clocks)
 		return -EINVAL;
 
-	hwmgr = ((struct pp_instance *)handle)->hwmgr;
-
-	mutex_lock(&pp_handle->pp_lock);
+	mutex_lock(&hwmgr->smu_lock);
 
 	ret = phm_get_clock_by_type_with_voltage(hwmgr, type, clocks);
 
-	mutex_unlock(&pp_handle->pp_lock);
+	mutex_unlock(&hwmgr->smu_lock);
 	return ret;
 }
 
 static int pp_set_watermarks_for_clocks_ranges(void *handle,
 		struct pp_wm_sets_with_clock_ranges_soc15 *wm_with_clock_ranges)
 {
-	struct pp_hwmgr *hwmgr;
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
+	struct pp_hwmgr *hwmgr = handle;
 	int ret = 0;
 
-	ret = pp_check(pp_handle);
+	ret = pp_check(hwmgr);
 	if (ret)
 		return ret;
 
 	if (!wm_with_clock_ranges)
 		return -EINVAL;
 
-	hwmgr = ((struct pp_instance *)handle)->hwmgr;
-
-	mutex_lock(&pp_handle->pp_lock);
+	mutex_lock(&hwmgr->smu_lock);
 	ret = phm_set_watermarks_for_clocks_ranges(hwmgr,
 			wm_with_clock_ranges);
-	mutex_unlock(&pp_handle->pp_lock);
+	mutex_unlock(&hwmgr->smu_lock);
 
 	return ret;
 }
@@ -1403,22 +1291,19 @@ static int pp_set_watermarks_for_clocks_ranges(void *handle,
 static int pp_display_clock_voltage_request(void *handle,
 		struct pp_display_clock_request *clock)
 {
-	struct pp_hwmgr *hwmgr;
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
+	struct pp_hwmgr *hwmgr = handle;
 	int ret = 0;
 
-	ret = pp_check(pp_handle);
+	ret = pp_check(hwmgr);
 	if (ret)
 		return ret;
 
 	if (!clock)
 		return -EINVAL;
 
-	hwmgr = ((struct pp_instance *)handle)->hwmgr;
-
-	mutex_lock(&pp_handle->pp_lock);
+	mutex_lock(&hwmgr->smu_lock);
 	ret = phm_display_clock_voltage_request(hwmgr, clock);
-	mutex_unlock(&pp_handle->pp_lock);
+	mutex_unlock(&hwmgr->smu_lock);
 
 	return ret;
 }
@@ -1426,42 +1311,36 @@ static int pp_display_clock_voltage_request(void *handle,
 static int pp_get_display_mode_validation_clocks(void *handle,
 		struct amd_pp_simple_clock_info *clocks)
 {
-	struct pp_hwmgr  *hwmgr;
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
+	struct pp_hwmgr *hwmgr = handle;
 	int ret = 0;
 
-	ret = pp_check(pp_handle);
+	ret = pp_check(hwmgr);
 
 	if (ret)
 		return ret;
 
-	hwmgr = pp_handle->hwmgr;
-
 	if (clocks == NULL)
 		return -EINVAL;
 
-	mutex_lock(&pp_handle->pp_lock);
+	mutex_lock(&hwmgr->smu_lock);
 
 	if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_DynamicPatchPowerState))
 		ret = phm_get_max_high_clocks(hwmgr, clocks);
 
-	mutex_unlock(&pp_handle->pp_lock);
+	mutex_unlock(&hwmgr->smu_lock);
 	return ret;
 }
 
 static int pp_set_mmhub_powergating_by_smu(void *handle)
 {
-	struct pp_hwmgr *hwmgr;
-	struct pp_instance *pp_handle = (struct pp_instance *)handle;
+	struct pp_hwmgr *hwmgr = handle;
 	int ret = 0;
 
-	ret = pp_check(pp_handle);
+	ret = pp_check(hwmgr);
 
 	if (ret)
 		return ret;
 
-	hwmgr = pp_handle->hwmgr;
-
 	if (hwmgr->hwmgr_func->set_mmhub_powergating_by_smu == NULL) {
 		pr_info("%s was not implemented.\n", __func__);
 		return 0;
@@ -1470,7 +1349,7 @@ static int pp_set_mmhub_powergating_by_smu(void *handle)
 	return hwmgr->hwmgr_func->set_mmhub_powergating_by_smu(hwmgr);
 }
 
-const struct amd_pm_funcs pp_dpm_funcs = {
+static const struct amd_pm_funcs pp_dpm_funcs = {
 	.load_firmware = pp_dpm_load_fw,
 	.wait_for_fw_loading_complete = pp_dpm_fw_loading_complete,
 	.force_performance_level = pp_dpm_force_performance_level,
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr.c
index 5563b6502c4d..238dd59caf63 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr.c
@@ -116,23 +116,11 @@ static void hwmgr_init_workload_prority(struct pp_hwmgr *hwmgr)
 	hwmgr->workload_setting[4] = PP_SMC_POWER_PROFILE_COMPUTE;
 }
 
-int hwmgr_early_init(struct pp_instance *handle)
+int hwmgr_early_init(struct pp_hwmgr *hwmgr)
 {
-	struct pp_hwmgr *hwmgr;
-
-	if (handle == NULL)
+	if (hwmgr == NULL)
 		return -EINVAL;
 
-	hwmgr = kzalloc(sizeof(struct pp_hwmgr), GFP_KERNEL);
-	if (hwmgr == NULL)
-		return -ENOMEM;
-
-	handle->hwmgr = hwmgr;
-	hwmgr->adev = handle->parent;
-	hwmgr->device = handle->device;
-	hwmgr->chip_family = ((struct amdgpu_device *)handle->parent)->family;
-	hwmgr->chip_id = ((struct amdgpu_device *)handle->parent)->asic_type;
-	hwmgr->feature_mask = amdgpu_pp_feature_mask;
 	hwmgr->usec_timeout = AMD_MAX_USEC_TIMEOUT;
 	hwmgr->power_source = PP_PowerSource_AC;
 	hwmgr->pp_table_version = PP_TABLE_V1;
@@ -220,16 +208,13 @@ int hwmgr_early_init(struct pp_instance *handle)
 	return 0;
 }
 
-int hwmgr_hw_init(struct pp_instance *handle)
+int hwmgr_hw_init(struct pp_hwmgr *hwmgr)
 {
-	struct pp_hwmgr *hwmgr;
 	int ret = 0;
 
-	if (handle == NULL)
+	if (hwmgr == NULL)
 		return -EINVAL;
 
-	hwmgr = handle->hwmgr;
-
 	if (hwmgr->pptable_func == NULL ||
 	    hwmgr->pptable_func->pptable_init == NULL ||
 	    hwmgr->hwmgr_func->backend_init == NULL)
@@ -275,15 +260,11 @@ err:
 	return ret;
 }
 
-int hwmgr_hw_fini(struct pp_instance *handle)
+int hwmgr_hw_fini(struct pp_hwmgr *hwmgr)
 {
-	struct pp_hwmgr *hwmgr;
-
-	if (handle == NULL || handle->hwmgr == NULL)
+	if (hwmgr == NULL)
 		return -EINVAL;
 
-	hwmgr = handle->hwmgr;
-
 	phm_stop_thermal_controller(hwmgr);
 	psm_set_boot_states(hwmgr);
 	psm_adjust_power_state_dynamic(hwmgr, false, NULL);
@@ -297,15 +278,13 @@ int hwmgr_hw_fini(struct pp_instance *handle)
 	return psm_fini_power_state_table(hwmgr);
 }
 
-int hwmgr_hw_suspend(struct pp_instance *handle)
+int hwmgr_hw_suspend(struct pp_hwmgr *hwmgr)
 {
-	struct pp_hwmgr *hwmgr;
 	int ret = 0;
 
-	if (handle == NULL || handle->hwmgr == NULL)
+	if (hwmgr == NULL)
 		return -EINVAL;
 
-	hwmgr = handle->hwmgr;
 	phm_disable_smc_firmware_ctf(hwmgr);
 	ret = psm_set_boot_states(hwmgr);
 	if (ret)
@@ -318,15 +297,13 @@ int hwmgr_hw_suspend(struct pp_instance *handle)
 	return ret;
 }
 
-int hwmgr_hw_resume(struct pp_instance *handle)
+int hwmgr_hw_resume(struct pp_hwmgr *hwmgr)
 {
-	struct pp_hwmgr *hwmgr;
 	int ret = 0;
 
-	if (handle == NULL || handle->hwmgr == NULL)
+	if (hwmgr == NULL)
 		return -EINVAL;
 
-	hwmgr = handle->hwmgr;
 	ret = phm_setup_asic(hwmgr);
 	if (ret)
 		return ret;
@@ -361,17 +338,14 @@ static enum PP_StateUILabel power_state_convert(enum amd_pm_state_type  state)
 	}
 }
 
-int hwmgr_handle_task(struct pp_instance *handle, enum amd_pp_task task_id,
+int hwmgr_handle_task(struct pp_hwmgr *hwmgr, enum amd_pp_task task_id,
 		enum amd_pm_state_type *user_state)
 {
 	int ret = 0;
-	struct pp_hwmgr *hwmgr;
 
-	if (handle == NULL || handle->hwmgr == NULL)
+	if (hwmgr == NULL)
 		return -EINVAL;
 
-	hwmgr = handle->hwmgr;
-
 	switch (task_id) {
 	case AMD_PP_TASK_DISPLAY_CONFIG_CHANGE:
 		ret = phm_set_cpu_power_state(hwmgr);
diff --git a/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h b/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
index 2e2e4d062134..85b46ad68546 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
@@ -25,7 +25,6 @@
 
 #include <linux/seq_file.h>
 #include "amd_powerplay.h"
-#include "pp_instance.h"
 #include "hardwaremanager.h"
 #include "pp_power_source.h"
 #include "hwmgr_ppt.h"
@@ -34,7 +33,6 @@
 #include "power_state.h"
 #include "smu_helper.h"
 
-struct pp_instance;
 struct pp_hwmgr;
 struct phm_fan_speed_info;
 struct pp_atomctrl_voltage_table;
@@ -703,6 +701,8 @@ struct pp_hwmgr {
 	uint32_t chip_family;
 	uint32_t chip_id;
 	uint32_t smu_version;
+	bool pm_en;
+	struct mutex smu_lock;
 
 	uint32_t pp_table_version;
 	void *device;
@@ -769,12 +769,12 @@ struct cgs_irq_src_funcs {
 	cgs_irq_handler_func_t handler;
 };
 
-extern int hwmgr_early_init(struct pp_instance *handle);
-extern int hwmgr_hw_init(struct pp_instance *handle);
-extern int hwmgr_hw_fini(struct pp_instance *handle);
-extern int hwmgr_hw_suspend(struct pp_instance *handle);
-extern int hwmgr_hw_resume(struct pp_instance *handle);
-extern int hwmgr_handle_task(struct pp_instance *handle,
+extern int hwmgr_early_init(struct pp_hwmgr *hwmgr);
+extern int hwmgr_hw_init(struct pp_hwmgr *hwmgr);
+extern int hwmgr_hw_fini(struct pp_hwmgr *hwmgr);
+extern int hwmgr_hw_suspend(struct pp_hwmgr *hwmgr);
+extern int hwmgr_hw_resume(struct pp_hwmgr *hwmgr);
+extern int hwmgr_handle_task(struct pp_hwmgr *hwmgr,
 				enum amd_pp_task task_id,
 				enum amd_pm_state_type *user_state);
 
diff --git a/drivers/gpu/drm/amd/powerplay/inc/pp_instance.h b/drivers/gpu/drm/amd/powerplay/inc/pp_instance.h
deleted file mode 100644
index 6c2fa33bd63a..000000000000
--- a/drivers/gpu/drm/amd/powerplay/inc/pp_instance.h
+++ /dev/null
@@ -1,36 +0,0 @@
-/*
- * Copyright 2015 Advanced Micro Devices, Inc.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
- * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
- * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
- * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
- * OTHER DEALINGS IN THE SOFTWARE.
- *
- */
-#ifndef _PP_INSTANCE_H_
-#define _PP_INSTANCE_H_
-
-struct pp_hwmgr;
-
-struct pp_instance {
-	void *parent; /* e.g. amdgpu_device */
-	void *device; /* e.g. cgs_device */
-	bool pm_en;
-	struct pp_hwmgr *hwmgr;
-	struct mutex pp_lock;
-};
-
-#endif