drm/amd/pp: Delete the wrapper layer of smu_allocate/free_memory

use amdgpu_bo_create/free_kernel instand.
Reviewed-by: Alex Deucher <alexdeucher@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/powerplay/inc/smumgr.h

@@ -106,13 +106,6 @@ extern int smum_send_msg_to_smc(struct pp_hwmgr *hwmgr, uint16_t msg);
 extern int smum_send_msg_to_smc_with_parameter(struct pp_hwmgr *hwmgr,
 					uint16_t msg, uint32_t parameter);
 
-extern int smu_allocate_memory(void *device, uint32_t size,
-			 enum cgs_gpu_mem_type type,
-			 uint32_t byte_align, uint64_t *mc_addr,
-			 void **kptr, void *handle);
-
-extern int smu_free_memory(void *device, void *handle);
-
 extern int smum_update_sclk_threshold(struct pp_hwmgr *hwmgr);
 
 extern int smum_update_smc_table(struct pp_hwmgr *hwmgr, uint32_t type);

drivers/gpu/drm/amd/powerplay/smumgr/cz_smumgr.c

@@ -347,8 +347,8 @@ static int cz_smu_populate_single_scratch_task(
 		return -EINVAL;
 	}
 
-	task->addr.low = cz_smu->scratch_buffer[i].mc_addr_low;
-	task->addr.high = cz_smu->scratch_buffer[i].mc_addr_high;
+	task->addr.low = smu_lower_32_bits(cz_smu->scratch_buffer[i].mc_addr);
+	task->addr.high = smu_upper_32_bits(cz_smu->scratch_buffer[i].mc_addr);
 	task->size_bytes = cz_smu->scratch_buffer[i].data_size;
 
 	if (CZ_SCRATCH_ENTRY_DATA_ID_IH_REGISTERS == fw_enum) {
@@ -384,8 +384,8 @@ static int cz_smu_populate_single_ucode_load_task(
 		return -EINVAL;
 	}
 
-	task->addr.low = cz_smu->driver_buffer[i].mc_addr_low;
-	task->addr.high = cz_smu->driver_buffer[i].mc_addr_high;
+	task->addr.low = smu_lower_32_bits(cz_smu->driver_buffer[i].mc_addr);
+	task->addr.high = smu_upper_32_bits(cz_smu->driver_buffer[i].mc_addr);
 	task->size_bytes = cz_smu->driver_buffer[i].data_size;
 
 	return 0;
@@ -566,11 +566,7 @@ static int cz_smu_populate_firmware_entries(struct pp_hwmgr *hwmgr)
 							ucode_id, &info);
 
 		if (ret == 0) {
-			cz_smu->driver_buffer[i].mc_addr_high =
-					smu_upper_32_bits(info.mc_addr);
-
-			cz_smu->driver_buffer[i].mc_addr_low =
-					smu_lower_32_bits(info.mc_addr);
+			cz_smu->driver_buffer[i].mc_addr = info.mc_addr;
 
 			cz_smu->driver_buffer[i].data_size = info.image_size;
 
@@ -589,19 +585,12 @@ static int cz_smu_populate_single_scratch_entry(
 				struct cz_buffer_entry *entry)
 {
 	struct cz_smumgr *cz_smu = (struct cz_smumgr *)hwmgr->smu_backend;
-	long long mc_addr =
-			((long long)(cz_smu->smu_buffer.mc_addr_high) << 32)
-			| cz_smu->smu_buffer.mc_addr_low;
-
 	uint32_t ulsize_aligned = SIZE_ALIGN_32(ulsize_byte);
 
-	mc_addr += cz_smu->smu_buffer_used_bytes;
-
 	entry->data_size = ulsize_byte;
 	entry->kaddr = (char *) cz_smu->smu_buffer.kaddr +
 				cz_smu->smu_buffer_used_bytes;
-	entry->mc_addr_low = smu_lower_32_bits(mc_addr);
-	entry->mc_addr_high = smu_upper_32_bits(mc_addr);
+	entry->mc_addr = cz_smu->smu_buffer.mc_addr + cz_smu->smu_buffer_used_bytes;
 	entry->firmware_ID = scratch_type;
 
 	cz_smu->smu_buffer_used_bytes += ulsize_aligned;
@@ -624,11 +613,11 @@ static int cz_download_pptable_settings(struct pp_hwmgr *hwmgr, void **table)
 
 	cz_send_msg_to_smc_with_parameter(hwmgr,
 				PPSMC_MSG_SetClkTableAddrHi,
-				cz_smu->scratch_buffer[i].mc_addr_high);
+				smu_upper_32_bits(cz_smu->scratch_buffer[i].mc_addr));
 
 	cz_send_msg_to_smc_with_parameter(hwmgr,
 				PPSMC_MSG_SetClkTableAddrLo,
-				cz_smu->scratch_buffer[i].mc_addr_low);
+				smu_lower_32_bits(cz_smu->scratch_buffer[i].mc_addr));
 
 	cz_send_msg_to_smc_with_parameter(hwmgr, PPSMC_MSG_ExecuteJob,
 				cz_smu->toc_entry_clock_table);
@@ -651,11 +640,11 @@ static int cz_upload_pptable_settings(struct pp_hwmgr *hwmgr)
 
 	cz_send_msg_to_smc_with_parameter(hwmgr,
 				PPSMC_MSG_SetClkTableAddrHi,
-				cz_smu->scratch_buffer[i].mc_addr_high);
+				smu_upper_32_bits(cz_smu->scratch_buffer[i].mc_addr));
 
 	cz_send_msg_to_smc_with_parameter(hwmgr,
 				PPSMC_MSG_SetClkTableAddrLo,
-				cz_smu->scratch_buffer[i].mc_addr_low);
+				smu_lower_32_bits(cz_smu->scratch_buffer[i].mc_addr));
 
 	cz_send_msg_to_smc_with_parameter(hwmgr, PPSMC_MSG_ExecuteJob,
 				cz_smu->toc_entry_clock_table);
@@ -686,11 +675,11 @@ static int cz_request_smu_load_fw(struct pp_hwmgr *hwmgr)
 
 	cz_send_msg_to_smc_with_parameter(hwmgr,
 					PPSMC_MSG_DriverDramAddrHi,
-					cz_smu->toc_buffer.mc_addr_high);
+					smu_upper_32_bits(cz_smu->toc_buffer.mc_addr));
 
 	cz_send_msg_to_smc_with_parameter(hwmgr,
 					PPSMC_MSG_DriverDramAddrLo,
-					cz_smu->toc_buffer.mc_addr_low);
+					smu_lower_32_bits(cz_smu->toc_buffer.mc_addr));
 
 	cz_send_msg_to_smc(hwmgr, PPSMC_MSG_InitJobs);
 
@@ -750,7 +739,6 @@ static int cz_start_smu(struct pp_hwmgr *hwmgr)
 
 static int cz_smu_init(struct pp_hwmgr *hwmgr)
 {
-	uint64_t mc_addr = 0;
 	int ret = 0;
 	struct cz_smumgr *cz_smu;
 
@@ -768,31 +756,29 @@ static int cz_smu_init(struct pp_hwmgr *hwmgr)
 		ALIGN(sizeof(struct SMU8_MultimediaPowerLogData), 32) +
 		ALIGN(sizeof(struct SMU8_Fusion_ClkTable), 32);
 
-	ret = smu_allocate_memory(hwmgr->device,
+	ret = amdgpu_bo_create_kernel((struct amdgpu_device *)hwmgr->adev,
 				cz_smu->toc_buffer.data_size,
-				CGS_GPU_MEM_TYPE__GART_CACHEABLE,
 				PAGE_SIZE,
-				&mc_addr,
-				&cz_smu->toc_buffer.kaddr,
-				&cz_smu->toc_buffer.handle);
-	if (ret != 0)
-		return -1;
-
-	cz_smu->toc_buffer.mc_addr_high = smu_upper_32_bits(mc_addr);
-	cz_smu->toc_buffer.mc_addr_low = smu_lower_32_bits(mc_addr);
+				AMDGPU_GEM_DOMAIN_VRAM,
+				&cz_smu->toc_buffer.handle,
+				&cz_smu->toc_buffer.mc_addr,
+				&cz_smu->toc_buffer.kaddr);
+	if (ret)
+		return -EINVAL;
 
-	ret = smu_allocate_memory(hwmgr->device,
+	ret = amdgpu_bo_create_kernel((struct amdgpu_device *)hwmgr->adev,
 				cz_smu->smu_buffer.data_size,
-				CGS_GPU_MEM_TYPE__GART_CACHEABLE,
 				PAGE_SIZE,
-				&mc_addr,
-				&cz_smu->smu_buffer.kaddr,
-				&cz_smu->smu_buffer.handle);
-	if (ret != 0)
-		return -1;
-
-	cz_smu->smu_buffer.mc_addr_high = smu_upper_32_bits(mc_addr);
-	cz_smu->smu_buffer.mc_addr_low = smu_lower_32_bits(mc_addr);
+				AMDGPU_GEM_DOMAIN_VRAM,
+				&cz_smu->smu_buffer.handle,
+				&cz_smu->smu_buffer.mc_addr,
+				&cz_smu->smu_buffer.kaddr);
+	if (ret) {
+		amdgpu_bo_free_kernel(&cz_smu->toc_buffer.handle,
+					&cz_smu->toc_buffer.mc_addr,
+					&cz_smu->toc_buffer.kaddr);
+		return -EINVAL;
+	}
 
 	if (0 != cz_smu_populate_single_scratch_entry(hwmgr,
 		CZ_SCRATCH_ENTRY_UCODE_ID_RLC_SCRATCH,
@@ -845,10 +831,12 @@ static int cz_smu_fini(struct pp_hwmgr *hwmgr)
 
 	cz_smu = (struct cz_smumgr *)hwmgr->smu_backend;
 	if (cz_smu) {
-		cgs_free_gpu_mem(hwmgr->device,
-				cz_smu->toc_buffer.handle);
-		cgs_free_gpu_mem(hwmgr->device,
-				cz_smu->smu_buffer.handle);
+		amdgpu_bo_free_kernel(&cz_smu->toc_buffer.handle,
+					&cz_smu->toc_buffer.mc_addr,
+					&cz_smu->toc_buffer.kaddr);
+		amdgpu_bo_free_kernel(&cz_smu->smu_buffer.handle,
+					&cz_smu->smu_buffer.mc_addr,
+					&cz_smu->smu_buffer.kaddr);
 		kfree(cz_smu);
 	}
 

drivers/gpu/drm/amd/powerplay/smumgr/cz_smumgr.h

@@ -60,11 +60,10 @@ enum cz_scratch_entry {
 
 struct cz_buffer_entry {
 	uint32_t data_size;
-	uint32_t mc_addr_low;
-	uint32_t mc_addr_high;
+	uint64_t mc_addr;
 	void *kaddr;
 	enum cz_scratch_entry firmware_ID;
-	unsigned long handle; /* as bo handle used when release bo */
+	struct amdgpu_bo *handle; /* as bo handle used when release bo */
 };
 
 struct cz_register_index_data_pair {

drivers/gpu/drm/amd/powerplay/smumgr/rv_smumgr.c

@@ -169,11 +169,11 @@ int rv_copy_table_from_smc(struct pp_hwmgr *hwmgr,
 			"Invalid SMU Table Length!", return -EINVAL;);
 	PP_ASSERT_WITH_CODE(rv_send_msg_to_smc_with_parameter(hwmgr,
 			PPSMC_MSG_SetDriverDramAddrHigh,
-			priv->smu_tables.entry[table_id].table_addr_high) == 0,
+			smu_upper_32_bits(priv->smu_tables.entry[table_id].mc_addr)) == 0,
 			"[CopyTableFromSMC] Attempt to Set Dram Addr High Failed!", return -EINVAL;);
 	PP_ASSERT_WITH_CODE(rv_send_msg_to_smc_with_parameter(hwmgr,
 			PPSMC_MSG_SetDriverDramAddrLow,
-			priv->smu_tables.entry[table_id].table_addr_low) == 0,
+			smu_lower_32_bits(priv->smu_tables.entry[table_id].mc_addr)) == 0,
 			"[CopyTableFromSMC] Attempt to Set Dram Addr Low Failed!",
 			return -EINVAL;);
 	PP_ASSERT_WITH_CODE(rv_send_msg_to_smc_with_parameter(hwmgr,
@@ -182,7 +182,7 @@ int rv_copy_table_from_smc(struct pp_hwmgr *hwmgr,
 			"[CopyTableFromSMC] Attempt to Transfer Table From SMU Failed!",
 			return -EINVAL;);
 
-	memcpy(table, priv->smu_tables.entry[table_id].table,
+	memcpy(table, (uint8_t *)priv->smu_tables.entry[table_id].table,
 			priv->smu_tables.entry[table_id].size);
 
 	return 0;
@@ -206,12 +206,12 @@ int rv_copy_table_to_smc(struct pp_hwmgr *hwmgr,
 
 	PP_ASSERT_WITH_CODE(rv_send_msg_to_smc_with_parameter(hwmgr,
 			PPSMC_MSG_SetDriverDramAddrHigh,
-			priv->smu_tables.entry[table_id].table_addr_high) == 0,
+			smu_upper_32_bits(priv->smu_tables.entry[table_id].mc_addr)) == 0,
 			"[CopyTableToSMC] Attempt to Set Dram Addr High Failed!",
 			return -EINVAL;);
 	PP_ASSERT_WITH_CODE(rv_send_msg_to_smc_with_parameter(hwmgr,
 			PPSMC_MSG_SetDriverDramAddrLow,
-			priv->smu_tables.entry[table_id].table_addr_low) == 0,
+			smu_lower_32_bits(priv->smu_tables.entry[table_id].mc_addr)) == 0,
 			"[CopyTableToSMC] Attempt to Set Dram Addr Low Failed!",
 			return -EINVAL;);
 	PP_ASSERT_WITH_CODE(rv_send_msg_to_smc_with_parameter(hwmgr,
@@ -292,10 +292,12 @@ static int rv_smu_fini(struct pp_hwmgr *hwmgr)
 	if (priv) {
 		rv_smc_disable_sdma(hwmgr);
 		rv_smc_disable_vcn(hwmgr);
-		cgs_free_gpu_mem(hwmgr->device,
-				priv->smu_tables.entry[WMTABLE].handle);
-		cgs_free_gpu_mem(hwmgr->device,
-				priv->smu_tables.entry[CLOCKTABLE].handle);
+		amdgpu_bo_free_kernel(&priv->smu_tables.entry[WMTABLE].handle,
+					&priv->smu_tables.entry[WMTABLE].mc_addr,
+					priv->smu_tables.entry[WMTABLE].table);
+		amdgpu_bo_free_kernel(&priv->smu_tables.entry[CLOCKTABLE].handle,
+					&priv->smu_tables.entry[CLOCKTABLE].mc_addr,
+					priv->smu_tables.entry[CLOCKTABLE].table);
 		kfree(hwmgr->smu_backend);
 		hwmgr->smu_backend = NULL;
 	}
@@ -328,7 +330,8 @@ static int rv_smu_init(struct pp_hwmgr *hwmgr)
 	struct rv_smumgr *priv;
 	uint64_t mc_addr;
 	void *kaddr = NULL;
-	unsigned long handle;
+	struct amdgpu_bo *handle;
+	int r;
 
 	priv = kzalloc(sizeof(struct rv_smumgr), GFP_KERNEL);
 
@@ -338,54 +341,44 @@ static int rv_smu_init(struct pp_hwmgr *hwmgr)
 	hwmgr->smu_backend = priv;
 
 	/* allocate space for watermarks table */
-	smu_allocate_memory(hwmgr->device,
+	r = amdgpu_bo_create_kernel((struct amdgpu_device *)hwmgr->adev,
 			sizeof(Watermarks_t),
-			CGS_GPU_MEM_TYPE__GART_CACHEABLE,
 			PAGE_SIZE,
+			AMDGPU_GEM_DOMAIN_VRAM,
+			&handle,
 			&mc_addr,
-			&kaddr,
-			&handle);
+			&kaddr);
 
-	PP_ASSERT_WITH_CODE(kaddr,
-			"[rv_smu_init] Out of memory for wmtable.",
-			kfree(hwmgr->smu_backend);
-			hwmgr->smu_backend = NULL;
-			return -EINVAL);
+	if (r)
+		return -EINVAL;
 
 	priv->smu_tables.entry[WMTABLE].version = 0x01;
 	priv->smu_tables.entry[WMTABLE].size = sizeof(Watermarks_t);
 	priv->smu_tables.entry[WMTABLE].table_id = TABLE_WATERMARKS;
-	priv->smu_tables.entry[WMTABLE].table_addr_high =
-			smu_upper_32_bits(mc_addr);
-	priv->smu_tables.entry[WMTABLE].table_addr_low =
-			smu_lower_32_bits(mc_addr);
+	priv->smu_tables.entry[WMTABLE].mc_addr = mc_addr;
 	priv->smu_tables.entry[WMTABLE].table = kaddr;
 	priv->smu_tables.entry[WMTABLE].handle = handle;
 
 	/* allocate space for watermarks table */
-	smu_allocate_memory(hwmgr->device,
+	r = amdgpu_bo_create_kernel((struct amdgpu_device *)hwmgr->adev,
 			sizeof(DpmClocks_t),
-			CGS_GPU_MEM_TYPE__GART_CACHEABLE,
 			PAGE_SIZE,
+			AMDGPU_GEM_DOMAIN_VRAM,
+			&handle,
 			&mc_addr,
-			&kaddr,
-			&handle);
-
-	PP_ASSERT_WITH_CODE(kaddr,
-			"[rv_smu_init] Out of memory for CLOCKTABLE.",
-			cgs_free_gpu_mem(hwmgr->device,
-			(cgs_handle_t)priv->smu_tables.entry[WMTABLE].handle);
-			kfree(hwmgr->smu_backend);
-			hwmgr->smu_backend = NULL;
-			return -EINVAL);
+			&kaddr);
+
+	if (r) {
+		amdgpu_bo_free_kernel(&priv->smu_tables.entry[WMTABLE].handle,
+					&priv->smu_tables.entry[WMTABLE].mc_addr,
+					&priv->smu_tables.entry[WMTABLE].table);
+		return -EINVAL;
+	}
 
 	priv->smu_tables.entry[CLOCKTABLE].version = 0x01;
 	priv->smu_tables.entry[CLOCKTABLE].size = sizeof(DpmClocks_t);
 	priv->smu_tables.entry[CLOCKTABLE].table_id = TABLE_DPMCLOCKS;
-	priv->smu_tables.entry[CLOCKTABLE].table_addr_high =
-			smu_upper_32_bits(mc_addr);
-	priv->smu_tables.entry[CLOCKTABLE].table_addr_low =
-			smu_lower_32_bits(mc_addr);
+	priv->smu_tables.entry[CLOCKTABLE].mc_addr = mc_addr;
 	priv->smu_tables.entry[CLOCKTABLE].table = kaddr;
 	priv->smu_tables.entry[CLOCKTABLE].handle = handle;
 

drivers/gpu/drm/amd/powerplay/smumgr/rv_smumgr.h

@@ -37,10 +37,9 @@ struct smu_table_entry {
 	uint32_t version;
 	uint32_t size;
 	uint32_t table_id;
-	uint32_t table_addr_high;
-	uint32_t table_addr_low;
-	uint8_t *table;
-	unsigned long handle;
+	uint64_t mc_addr;
+	void *table;
+	struct amdgpu_bo *handle;
 };
 
 struct smu_table_array {

drivers/gpu/drm/amd/powerplay/smumgr/smu7_smumgr.c

@@ -412,10 +412,10 @@ int smu7_request_smu_load_fw(struct pp_hwmgr *hwmgr)
 		if (!cgs_is_virtualization_enabled(hwmgr->device)) {
 			smu7_send_msg_to_smc_with_parameter(hwmgr,
 						PPSMC_MSG_SMU_DRAM_ADDR_HI,
-						smu_data->smu_buffer.mc_addr_high);
+						smu_upper_32_bits(smu_data->smu_buffer.mc_addr));
 			smu7_send_msg_to_smc_with_parameter(hwmgr,
 						PPSMC_MSG_SMU_DRAM_ADDR_LO,
-						smu_data->smu_buffer.mc_addr_low);
+						smu_lower_32_bits(smu_data->smu_buffer.mc_addr));
 		}
 		fw_to_load = UCODE_ID_RLC_G_MASK
 			   + UCODE_ID_SDMA0_MASK
@@ -472,8 +472,8 @@ int smu7_request_smu_load_fw(struct pp_hwmgr *hwmgr)
 				UCODE_ID_MEC_STORAGE, &toc->entry[toc->num_entries++]),
 				"Failed to Get Firmware Entry.", return -EINVAL);
 
-	smu7_send_msg_to_smc_with_parameter(hwmgr, PPSMC_MSG_DRV_DRAM_ADDR_HI, smu_data->header_buffer.mc_addr_high);
-	smu7_send_msg_to_smc_with_parameter(hwmgr, PPSMC_MSG_DRV_DRAM_ADDR_LO, smu_data->header_buffer.mc_addr_low);
+	smu7_send_msg_to_smc_with_parameter(hwmgr, PPSMC_MSG_DRV_DRAM_ADDR_HI, smu_upper_32_bits(smu_data->header_buffer.mc_addr));
+	smu7_send_msg_to_smc_with_parameter(hwmgr, PPSMC_MSG_DRV_DRAM_ADDR_LO, smu_lower_32_bits(smu_data->header_buffer.mc_addr));
 
 	if (smu7_send_msg_to_smc_with_parameter(hwmgr, PPSMC_MSG_LoadUcodes, fw_to_load))
 		pr_err("Fail to Request SMU Load uCode");
@@ -587,7 +587,7 @@ int smu7_init(struct pp_hwmgr *hwmgr)
 	struct smu7_smumgr *smu_data;
 	uint8_t *internal_buf;
 	uint64_t mc_addr = 0;
-
+	int r;
 	/* Allocate memory for backend private data */
 	smu_data = (struct smu7_smumgr *)(hwmgr->smu_backend);
 	smu_data->header_buffer.data_size =
@@ -595,47 +595,40 @@ int smu7_init(struct pp_hwmgr *hwmgr)
 
 /* Allocate FW image data structure and header buffer and
  * send the header buffer address to SMU */
-	smu_allocate_memory(hwmgr->device,
+	r = amdgpu_bo_create_kernel((struct amdgpu_device *)hwmgr->adev,
 		smu_data->header_buffer.data_size,
-		CGS_GPU_MEM_TYPE__VISIBLE_CONTIG_FB,
 		PAGE_SIZE,
+		AMDGPU_GEM_DOMAIN_VRAM,
+		&smu_data->header_buffer.handle,
 		&mc_addr,
-		&smu_data->header_buffer.kaddr,
-		&smu_data->header_buffer.handle);
+		&smu_data->header_buffer.kaddr);
 
-	smu_data->header = smu_data->header_buffer.kaddr;
-	smu_data->header_buffer.mc_addr_high = smu_upper_32_bits(mc_addr);
-	smu_data->header_buffer.mc_addr_low = smu_lower_32_bits(mc_addr);
+	if (r)
+		return -EINVAL;
 
-	PP_ASSERT_WITH_CODE((NULL != smu_data->header),
-		"Out of memory.",
-		kfree(hwmgr->smu_backend);
-		cgs_free_gpu_mem(hwmgr->device,
-		(cgs_handle_t)smu_data->header_buffer.handle);
-		return -EINVAL);
+	smu_data->header = smu_data->header_buffer.kaddr;
+	smu_data->header_buffer.mc_addr = mc_addr;
 
 	if (cgs_is_virtualization_enabled(hwmgr->device))
 		return 0;
 
 	smu_data->smu_buffer.data_size = 200*4096;
-	smu_allocate_memory(hwmgr->device,
+	r = amdgpu_bo_create_kernel((struct amdgpu_device *)hwmgr->adev,
 		smu_data->smu_buffer.data_size,
-		CGS_GPU_MEM_TYPE__VISIBLE_CONTIG_FB,
 		PAGE_SIZE,
+		AMDGPU_GEM_DOMAIN_VRAM,
+		&smu_data->smu_buffer.handle,
 		&mc_addr,
-		&smu_data->smu_buffer.kaddr,
-		&smu_data->smu_buffer.handle);
+		&smu_data->smu_buffer.kaddr);
 
+	if (r) {
+		amdgpu_bo_free_kernel(&smu_data->header_buffer.handle,
+					&smu_data->header_buffer.mc_addr,
+					&smu_data->header_buffer.kaddr);
+		return -EINVAL;
+	}
 	internal_buf = smu_data->smu_buffer.kaddr;
-	smu_data->smu_buffer.mc_addr_high = smu_upper_32_bits(mc_addr);
-	smu_data->smu_buffer.mc_addr_low = smu_lower_32_bits(mc_addr);
-
-	PP_ASSERT_WITH_CODE((NULL != internal_buf),
-		"Out of memory.",
-		kfree(hwmgr->smu_backend);
-		cgs_free_gpu_mem(hwmgr->device,
-		(cgs_handle_t)smu_data->smu_buffer.handle);
-		return -EINVAL);
+	smu_data->smu_buffer.mc_addr = mc_addr;
 
 	if (smum_is_hw_avfs_present(hwmgr))
 		smu_data->avfs.avfs_btc_status = AVFS_BTC_BOOT;
@@ -650,9 +643,14 @@ int smu7_smu_fini(struct pp_hwmgr *hwmgr)
 {
 	struct smu7_smumgr *smu_data = (struct smu7_smumgr *)(hwmgr->smu_backend);
 
-	smu_free_memory(hwmgr->device, (void *) smu_data->header_buffer.handle);
+	amdgpu_bo_free_kernel(&smu_data->header_buffer.handle,
+					&smu_data->header_buffer.mc_addr,
+					&smu_data->header_buffer.kaddr);
+
 	if (!cgs_is_virtualization_enabled(hwmgr->device))
-		smu_free_memory(hwmgr->device, (void *) smu_data->smu_buffer.handle);
+		amdgpu_bo_free_kernel(&smu_data->smu_buffer.handle,
+					&smu_data->smu_buffer.mc_addr,
+					&smu_data->smu_buffer.kaddr);
 
 	kfree(hwmgr->smu_backend);
 	hwmgr->smu_backend = NULL;

drivers/gpu/drm/amd/powerplay/smumgr/smu7_smumgr.h

@@ -31,10 +31,9 @@
 
 struct smu7_buffer_entry {
 	uint32_t data_size;
-	uint32_t mc_addr_low;
-	uint32_t mc_addr_high;
+	uint64_t mc_addr;
 	void *kaddr;
-	unsigned long  handle;
+	struct amdgpu_bo *handle;
 };
 
 struct smu7_avfs {

drivers/gpu/drm/amd/powerplay/smumgr/smumgr.c

@@ -144,57 +144,6 @@ int smum_send_msg_to_smc_with_parameter(struct pp_hwmgr *hwmgr,
 						hwmgr, msg, parameter);
 }
 
-int smu_allocate_memory(void *device, uint32_t size,
-			 enum cgs_gpu_mem_type type,
-			 uint32_t byte_align, uint64_t *mc_addr,
-			 void **kptr, void *handle)
-{
-	int ret = 0;
-	cgs_handle_t cgs_handle;
-
-	if (device == NULL || handle == NULL ||
-	    mc_addr == NULL || kptr == NULL)
-		return -EINVAL;
-
-	ret = cgs_alloc_gpu_mem(device, type, size, byte_align,
-				(cgs_handle_t *)handle);
-	if (ret)
-		return -ENOMEM;
-
-	cgs_handle = *(cgs_handle_t *)handle;
-
-	ret = cgs_gmap_gpu_mem(device, cgs_handle, mc_addr);
-	if (ret)
-		goto error_gmap;
-
-	ret = cgs_kmap_gpu_mem(device, cgs_handle, kptr);
-	if (ret)
-		goto error_kmap;
-
-	return 0;
-
-error_kmap:
-	cgs_gunmap_gpu_mem(device, cgs_handle);
-
-error_gmap:
-	cgs_free_gpu_mem(device, cgs_handle);
-	return ret;
-}
-
-int smu_free_memory(void *device, void *handle)
-{
-	cgs_handle_t cgs_handle = (cgs_handle_t)handle;
-
-	if (device == NULL || handle == NULL)
-		return -EINVAL;
-
-	cgs_kunmap_gpu_mem(device, cgs_handle);
-	cgs_gunmap_gpu_mem(device, cgs_handle);
-	cgs_free_gpu_mem(device, cgs_handle);
-
-	return 0;
-}
-
 int smum_init_smc_table(struct pp_hwmgr *hwmgr)
 {
 	if (NULL != hwmgr->smumgr_funcs->init_smc_table)

drivers/gpu/drm/amd/powerplay/smumgr/vega10_smumgr.h

@@ -38,10 +38,9 @@ struct smu_table_entry {
 	uint32_t version;
 	uint32_t size;
 	uint32_t table_id;
-	uint32_t table_addr_high;
-	uint32_t table_addr_low;
-	uint8_t *table;
-	unsigned long handle;
+	uint64_t mc_addr;
+	void *table;
+	struct amdgpu_bo *handle;
 };
 
 struct smu_table_array {