drm/amd/powerplay: use smu7 common functions and data on Tonga.

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

1 files changed, 18 insertions, 639 deletions

diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/tonga_smumgr.c b/drivers/gpu/drm/amd/powerplay/smumgr/tonga_smumgr.c
index b543d6c0f96a..5f9124046b9b 100644
--- a/drivers/gpu/drm/amd/powerplay/smumgr/tonga_smumgr.c
+++ b/drivers/gpu/drm/amd/powerplay/smumgr/tonga_smumgr.c
@@ -34,587 +34,8 @@
 #include "smu/smu_7_1_2_sh_mask.h"
 #include "cgs_common.h"
 #include "tonga_smc.h"
+#include "smu7_smumgr.h"
 
-#define TONGA_SMC_SIZE			0x20000
-#define BUFFER_SIZE			80000
-#define MAX_STRING_SIZE			15
-#define BUFFER_SIZETWO              131072 /*128 *1024*/
-
-/**
-* Set the address for reading/writing the SMC SRAM space.
-* @param    smumgr  the address of the powerplay hardware manager.
-* @param    smcAddress the address in the SMC RAM to access.
-*/
-static int tonga_set_smc_sram_address(struct pp_smumgr *smumgr,
-				uint32_t smcAddress, uint32_t limit)
-{
-	if (smumgr == NULL || smumgr->device == NULL)
-		return -EINVAL;
-	PP_ASSERT_WITH_CODE((0 == (3 & smcAddress)),
-		"SMC address must be 4 byte aligned.",
-		return -1;);
-
-	PP_ASSERT_WITH_CODE((limit > (smcAddress + 3)),
-		"SMC address is beyond the SMC RAM area.",
-		return -1;);
-
-	cgs_write_register(smumgr->device, mmSMC_IND_INDEX_0, smcAddress);
-	SMUM_WRITE_FIELD(smumgr->device, SMC_IND_ACCESS_CNTL, AUTO_INCREMENT_IND_11, 0);
-
-	return 0;
-}
-
-/**
-* Copy bytes from an array into the SMC RAM space.
-*
-* @param    smumgr  the address of the powerplay SMU manager.
-* @param    smcStartAddress the start address in the SMC RAM to copy bytes to.
-* @param    src the byte array to copy the bytes from.
-* @param    byteCount the number of bytes to copy.
-*/
-int tonga_copy_bytes_to_smc(struct pp_smumgr *smumgr,
-		uint32_t smcStartAddress, const uint8_t *src,
-		uint32_t byteCount, uint32_t limit)
-{
-	uint32_t addr;
-	uint32_t data, orig_data;
-	int result = 0;
-	uint32_t extra_shift;
-
-	if (smumgr == NULL || smumgr->device == NULL)
-		return -EINVAL;
-	PP_ASSERT_WITH_CODE((0 == (3 & smcStartAddress)),
-		"SMC address must be 4 byte aligned.",
-		return 0;);
-
-	PP_ASSERT_WITH_CODE((limit > (smcStartAddress + byteCount)),
-		"SMC address is beyond the SMC RAM area.",
-		return 0;);
-
-	addr = smcStartAddress;
-
-	while (byteCount >= 4) {
-		/*
-		 * Bytes are written into the
-		 * SMC address space with the MSB first
-		 */
-		data = (src[0] << 24) + (src[1] << 16) + (src[2] << 8) + src[3];
-
-		result = tonga_set_smc_sram_address(smumgr, addr, limit);
-
-		if (result)
-			goto out;
-
-		cgs_write_register(smumgr->device, mmSMC_IND_DATA_0, data);
-
-		src += 4;
-		byteCount -= 4;
-		addr += 4;
-	}
-
-	if (0 != byteCount) {
-		/* Now write odd bytes left, do a read modify write cycle */
-		data = 0;
-
-		result = tonga_set_smc_sram_address(smumgr, addr, limit);
-		if (result)
-			goto out;
-
-		orig_data = cgs_read_register(smumgr->device,
-							mmSMC_IND_DATA_0);
-		extra_shift = 8 * (4 - byteCount);
-
-		while (byteCount > 0) {
-			data = (data << 8) + *src++;
-			byteCount--;
-		}
-
-		data <<= extra_shift;
-		data |= (orig_data & ~((~0UL) << extra_shift));
-
-		result = tonga_set_smc_sram_address(smumgr, addr, limit);
-		if (result)
-			goto out;
-
-		cgs_write_register(smumgr->device, mmSMC_IND_DATA_0, data);
-	}
-
-out:
-	return result;
-}
-
-
-int tonga_program_jump_on_start(struct pp_smumgr *smumgr)
-{
-	static const unsigned char pData[] = { 0xE0, 0x00, 0x80, 0x40 };
-
-	tonga_copy_bytes_to_smc(smumgr, 0x0, pData, 4, sizeof(pData)+1);
-
-	return 0;
-}
-
-/**
-* Return if the SMC is currently running.
-*
-* @param    smumgr  the address of the powerplay hardware manager.
-*/
-static int tonga_is_smc_ram_running(struct pp_smumgr *smumgr)
-{
-	return ((0 == SMUM_READ_VFPF_INDIRECT_FIELD(smumgr->device, CGS_IND_REG__SMC,
-					SMC_SYSCON_CLOCK_CNTL_0, ck_disable))
-			&& (0x20100 <= cgs_read_ind_register(smumgr->device,
-					CGS_IND_REG__SMC, ixSMC_PC_C)));
-}
-
-static int tonga_send_msg_to_smc_offset(struct pp_smumgr *smumgr)
-{
-	if (smumgr == NULL || smumgr->device == NULL)
-		return -EINVAL;
-
-	SMUM_WAIT_FIELD_UNEQUAL(smumgr, SMC_RESP_0, SMC_RESP, 0);
-
-	cgs_write_register(smumgr->device, mmSMC_MSG_ARG_0, 0x20000);
-	cgs_write_register(smumgr->device, mmSMC_MESSAGE_0, PPSMC_MSG_Test);
-
-	SMUM_WAIT_FIELD_UNEQUAL(smumgr, SMC_RESP_0, SMC_RESP, 0);
-
-	return 0;
-}
-
-/**
-* Send a message to the SMC, and wait for its response.
-*
-* @param    smumgr  the address of the powerplay hardware manager.
-* @param    msg the message to send.
-* @return   The response that came from the SMC.
-*/
-static int tonga_send_msg_to_smc(struct pp_smumgr *smumgr, uint16_t msg)
-{
-	if (smumgr == NULL || smumgr->device == NULL)
-		return -EINVAL;
-
-	if (!tonga_is_smc_ram_running(smumgr))
-		return -1;
-
-	SMUM_WAIT_FIELD_UNEQUAL(smumgr, SMC_RESP_0, SMC_RESP, 0);
-	PP_ASSERT_WITH_CODE(
-		1 == SMUM_READ_FIELD(smumgr->device, SMC_RESP_0, SMC_RESP),
-		"Failed to send Previous Message.",
-		);
-
-	cgs_write_register(smumgr->device, mmSMC_MESSAGE_0, msg);
-
-	SMUM_WAIT_FIELD_UNEQUAL(smumgr, SMC_RESP_0, SMC_RESP, 0);
-	PP_ASSERT_WITH_CODE(
-		1 == SMUM_READ_FIELD(smumgr->device, SMC_RESP_0, SMC_RESP),
-		"Failed to send Message.",
-		);
-
-	return 0;
-}
-
-/*
-* Send a message to the SMC, and do not wait for its response.
-*
-* @param    smumgr  the address of the powerplay hardware manager.
-* @param    msg the message to send.
-* @return   The response that came from the SMC.
-*/
-static int tonga_send_msg_to_smc_without_waiting
-				(struct pp_smumgr *smumgr, uint16_t msg)
-{
-	if (smumgr == NULL || smumgr->device == NULL)
-		return -EINVAL;
-
-	SMUM_WAIT_FIELD_UNEQUAL(smumgr, SMC_RESP_0, SMC_RESP, 0);
-	PP_ASSERT_WITH_CODE(
-		1 == SMUM_READ_FIELD(smumgr->device, SMC_RESP_0, SMC_RESP),
-		"Failed to send Previous Message.",
-		);
-	cgs_write_register(smumgr->device, mmSMC_MESSAGE_0, msg);
-
-	return 0;
-}
-
-/*
-* Send a message to the SMC with parameter
-*
-* @param    smumgr:  the address of the powerplay hardware manager.
-* @param    msg: the message to send.
-* @param    parameter: the parameter to send
-* @return   The response that came from the SMC.
-*/
-static int tonga_send_msg_to_smc_with_parameter(struct pp_smumgr *smumgr,
-				uint16_t msg, uint32_t parameter)
-{
-	if (smumgr == NULL || smumgr->device == NULL)
-		return -EINVAL;
-
-	if (!tonga_is_smc_ram_running(smumgr))
-		return PPSMC_Result_Failed;
-
-	SMUM_WAIT_FIELD_UNEQUAL(smumgr, SMC_RESP_0, SMC_RESP, 0);
-	cgs_write_register(smumgr->device, mmSMC_MSG_ARG_0, parameter);
-
-	return tonga_send_msg_to_smc(smumgr, msg);
-}
-
-/*
-* Send a message to the SMC with parameter, do not wait for response
-*
-* @param    smumgr:  the address of the powerplay hardware manager.
-* @param    msg: the message to send.
-* @param    parameter: the parameter to send
-* @return   The response that came from the SMC.
-*/
-static int tonga_send_msg_to_smc_with_parameter_without_waiting(
-			struct pp_smumgr *smumgr,
-			uint16_t msg, uint32_t parameter)
-{
-	if (smumgr == NULL || smumgr->device == NULL)
-		return -EINVAL;
-
-	SMUM_WAIT_FIELD_UNEQUAL(smumgr, SMC_RESP_0, SMC_RESP, 0);
-
-	cgs_write_register(smumgr->device, mmSMC_MSG_ARG_0, parameter);
-
-	return tonga_send_msg_to_smc_without_waiting(smumgr, msg);
-}
-
-/*
- * Read a 32bit value from the SMC SRAM space.
- * ALL PARAMETERS ARE IN HOST BYTE ORDER.
- * @param    smumgr  the address of the powerplay hardware manager.
- * @param    smcAddress the address in the SMC RAM to access.
- * @param    value and output parameter for the data read from the SMC SRAM.
- */
-int tonga_read_smc_sram_dword(struct pp_smumgr *smumgr,
-					uint32_t smcAddress, uint32_t *value,
-					uint32_t limit)
-{
-	int result;
-
-	result = tonga_set_smc_sram_address(smumgr, smcAddress, limit);
-
-	if (0 != result)
-		return result;
-
-	*value = cgs_read_register(smumgr->device, mmSMC_IND_DATA_0);
-
-	return 0;
-}
-
-/*
- * Write a 32bit value to the SMC SRAM space.
- * ALL PARAMETERS ARE IN HOST BYTE ORDER.
- * @param    smumgr  the address of the powerplay hardware manager.
- * @param    smcAddress the address in the SMC RAM to access.
- * @param    value to write to the SMC SRAM.
- */
-int tonga_write_smc_sram_dword(struct pp_smumgr *smumgr,
-					uint32_t smcAddress, uint32_t value,
-					uint32_t limit)
-{
-	int result;
-
-	result = tonga_set_smc_sram_address(smumgr, smcAddress, limit);
-
-	if (0 != result)
-		return result;
-
-	cgs_write_register(smumgr->device, mmSMC_IND_DATA_0, value);
-
-	return 0;
-}
-
-static int tonga_smu_fini(struct pp_smumgr *smumgr)
-{
-	struct tonga_smumgr *priv = (struct tonga_smumgr *)(smumgr->backend);
-
-	smu_free_memory(smumgr->device, (void *)priv->smu_buffer.handle);
-	smu_free_memory(smumgr->device, (void *)priv->header_buffer.handle);
-
-	if (smumgr->backend != NULL) {
-		kfree(smumgr->backend);
-		smumgr->backend = NULL;
-	}
-
-	cgs_rel_firmware(smumgr->device, CGS_UCODE_ID_SMU);
-	return 0;
-}
-
-static enum cgs_ucode_id tonga_convert_fw_type_to_cgs(uint32_t fw_type)
-{
-	enum cgs_ucode_id result = CGS_UCODE_ID_MAXIMUM;
-
-	switch (fw_type) {
-	case UCODE_ID_SMU:
-		result = CGS_UCODE_ID_SMU;
-		break;
-	case UCODE_ID_SDMA0:
-		result = CGS_UCODE_ID_SDMA0;
-		break;
-	case UCODE_ID_SDMA1:
-		result = CGS_UCODE_ID_SDMA1;
-		break;
-	case UCODE_ID_CP_CE:
-		result = CGS_UCODE_ID_CP_CE;
-		break;
-	case UCODE_ID_CP_PFP:
-		result = CGS_UCODE_ID_CP_PFP;
-		break;
-	case UCODE_ID_CP_ME:
-		result = CGS_UCODE_ID_CP_ME;
-		break;
-	case UCODE_ID_CP_MEC:
-		result = CGS_UCODE_ID_CP_MEC;
-		break;
-	case UCODE_ID_CP_MEC_JT1:
-		result = CGS_UCODE_ID_CP_MEC_JT1;
-		break;
-	case UCODE_ID_CP_MEC_JT2:
-		result = CGS_UCODE_ID_CP_MEC_JT2;
-		break;
-	case UCODE_ID_RLC_G:
-		result = CGS_UCODE_ID_RLC_G;
-		break;
-	default:
-		break;
-	}
-
-	return result;
-}
-
-/**
- * Convert the PPIRI firmware type to SMU type mask.
- * For MEC, we need to check all MEC related type
-*/
-static uint16_t tonga_get_mask_for_firmware_type(uint16_t firmwareType)
-{
-	uint16_t result = 0;
-
-	switch (firmwareType) {
-	case UCODE_ID_SDMA0:
-		result = UCODE_ID_SDMA0_MASK;
-		break;
-	case UCODE_ID_SDMA1:
-		result = UCODE_ID_SDMA1_MASK;
-		break;
-	case UCODE_ID_CP_CE:
-		result = UCODE_ID_CP_CE_MASK;
-		break;
-	case UCODE_ID_CP_PFP:
-		result = UCODE_ID_CP_PFP_MASK;
-		break;
-	case UCODE_ID_CP_ME:
-		result = UCODE_ID_CP_ME_MASK;
-		break;
-	case UCODE_ID_CP_MEC:
-	case UCODE_ID_CP_MEC_JT1:
-	case UCODE_ID_CP_MEC_JT2:
-		result = UCODE_ID_CP_MEC_MASK;
-		break;
-	case UCODE_ID_RLC_G:
-		result = UCODE_ID_RLC_G_MASK;
-		break;
-	default:
-		break;
-	}
-
-	return result;
-}
-
-/**
- * Check if the FW has been loaded,
- * SMU will not return if loading has not finished.
-*/
-static int tonga_check_fw_load_finish(struct pp_smumgr *smumgr, uint32_t fwType)
-{
-	uint16_t fwMask = tonga_get_mask_for_firmware_type(fwType);
-
-	if (0 != SMUM_WAIT_VFPF_INDIRECT_REGISTER(smumgr, SMC_IND,
-				SOFT_REGISTERS_TABLE_28, fwMask, fwMask)) {
-		printk(KERN_ERR "[ powerplay ] check firmware loading failed\n");
-		return -EINVAL;
-	}
-
-	return 0;
-}
-
-/* Populate one firmware image to the data structure */
-static int tonga_populate_single_firmware_entry(struct pp_smumgr *smumgr,
-				uint16_t firmware_type,
-				struct SMU_Entry *pentry)
-{
-	int result;
-	struct cgs_firmware_info info = {0};
-
-	result = cgs_get_firmware_info(
-				smumgr->device,
-				tonga_convert_fw_type_to_cgs(firmware_type),
-				&info);
-
-	if (result == 0) {
-		pentry->version = 0;
-		pentry->id = (uint16_t)firmware_type;
-		pentry->image_addr_high = smu_upper_32_bits(info.mc_addr);
-		pentry->image_addr_low = smu_lower_32_bits(info.mc_addr);
-		pentry->meta_data_addr_high = 0;
-		pentry->meta_data_addr_low = 0;
-		pentry->data_size_byte = info.image_size;
-		pentry->num_register_entries = 0;
-
-		if (firmware_type == UCODE_ID_RLC_G)
-			pentry->flags = 1;
-		else
-			pentry->flags = 0;
-	} else {
-		return result;
-	}
-
-	return result;
-}
-
-static int tonga_request_smu_reload_fw(struct pp_smumgr *smumgr)
-{
-	struct tonga_smumgr *tonga_smu =
-		(struct tonga_smumgr *)(smumgr->backend);
-	uint16_t fw_to_load;
-	struct SMU_DRAMData_TOC *toc;
-	/**
-	 * First time this gets called during SmuMgr init,
-	 * we haven't processed SMU header file yet,
-	 * so Soft Register Start offset is unknown.
-	 * However, for this case, UcodeLoadStatus is already 0,
-	 * so we can skip this if the Soft Registers Start offset is 0.
-	 */
-	cgs_write_ind_register(smumgr->device,
-		CGS_IND_REG__SMC, ixSOFT_REGISTERS_TABLE_28, 0);
-
-	tonga_send_msg_to_smc_with_parameter(smumgr,
-		PPSMC_MSG_SMU_DRAM_ADDR_HI,
-		tonga_smu->smu_buffer.mc_addr_high);
-	tonga_send_msg_to_smc_with_parameter(smumgr,
-		PPSMC_MSG_SMU_DRAM_ADDR_LO,
-		tonga_smu->smu_buffer.mc_addr_low);
-
-	toc = (struct SMU_DRAMData_TOC *)tonga_smu->pHeader;
-	toc->num_entries = 0;
-	toc->structure_version = 1;
-
-	PP_ASSERT_WITH_CODE(
-		0 == tonga_populate_single_firmware_entry(smumgr,
-		UCODE_ID_RLC_G,
-		&toc->entry[toc->num_entries++]),
-		"Failed to Get Firmware Entry.\n",
-		return -1);
-	PP_ASSERT_WITH_CODE(
-		0 == tonga_populate_single_firmware_entry(smumgr,
-		UCODE_ID_CP_CE,
-		&toc->entry[toc->num_entries++]),
-		"Failed to Get Firmware Entry.\n",
-		return -1);
-	PP_ASSERT_WITH_CODE(
-		0 == tonga_populate_single_firmware_entry
-		(smumgr, UCODE_ID_CP_PFP, &toc->entry[toc->num_entries++]),
-		"Failed to Get Firmware Entry.\n", return -1);
-	PP_ASSERT_WITH_CODE(
-		0 == tonga_populate_single_firmware_entry
-		(smumgr, UCODE_ID_CP_ME, &toc->entry[toc->num_entries++]),
-		"Failed to Get Firmware Entry.\n", return -1);
-	PP_ASSERT_WITH_CODE(
-		0 == tonga_populate_single_firmware_entry
-		(smumgr, UCODE_ID_CP_MEC, &toc->entry[toc->num_entries++]),
-		"Failed to Get Firmware Entry.\n", return -1);
-	PP_ASSERT_WITH_CODE(
-		0 == tonga_populate_single_firmware_entry
-		(smumgr, UCODE_ID_CP_MEC_JT1, &toc->entry[toc->num_entries++]),
-		"Failed to Get Firmware Entry.\n", return -1);
-	PP_ASSERT_WITH_CODE(
-		0 == tonga_populate_single_firmware_entry
-		(smumgr, UCODE_ID_CP_MEC_JT2, &toc->entry[toc->num_entries++]),
-		"Failed to Get Firmware Entry.\n", return -1);
-	PP_ASSERT_WITH_CODE(
-		0 == tonga_populate_single_firmware_entry
-		(smumgr, UCODE_ID_SDMA0, &toc->entry[toc->num_entries++]),
-		"Failed to Get Firmware Entry.\n", return -1);
-	PP_ASSERT_WITH_CODE(
-		0 == tonga_populate_single_firmware_entry
-		(smumgr, UCODE_ID_SDMA1, &toc->entry[toc->num_entries++]),
-		"Failed to Get Firmware Entry.\n", return -1);
-
-	tonga_send_msg_to_smc_with_parameter(smumgr,
-		PPSMC_MSG_DRV_DRAM_ADDR_HI,
-		tonga_smu->header_buffer.mc_addr_high);
-	tonga_send_msg_to_smc_with_parameter(smumgr,
-		PPSMC_MSG_DRV_DRAM_ADDR_LO,
-		tonga_smu->header_buffer.mc_addr_low);
-
-	fw_to_load = UCODE_ID_RLC_G_MASK
-			+ UCODE_ID_SDMA0_MASK
-			+ UCODE_ID_SDMA1_MASK
-			+ UCODE_ID_CP_CE_MASK
-			+ UCODE_ID_CP_ME_MASK
-			+ UCODE_ID_CP_PFP_MASK
-			+ UCODE_ID_CP_MEC_MASK;
-
-	PP_ASSERT_WITH_CODE(
-		0 == tonga_send_msg_to_smc_with_parameter_without_waiting(
-		smumgr, PPSMC_MSG_LoadUcodes, fw_to_load),
-		"Fail to Request SMU Load uCode", return 0);
-
-	return 0;
-}
-
-static int tonga_request_smu_load_specific_fw(struct pp_smumgr *smumgr,
-				uint32_t firmwareType)
-{
-	return 0;
-}
-
-/**
- * Upload the SMC firmware to the SMC microcontroller.
- *
- * @param    smumgr  the address of the powerplay hardware manager.
- * @param    pFirmware the data structure containing the various sections of the firmware.
- */
-static int tonga_smu_upload_firmware_image(struct pp_smumgr *smumgr)
-{
-	const uint8_t *src;
-	uint32_t byte_count;
-	uint32_t *data;
-	struct cgs_firmware_info info = {0};
-
-	if (smumgr == NULL || smumgr->device == NULL)
-		return -EINVAL;
-
-	cgs_get_firmware_info(smumgr->device,
-		tonga_convert_fw_type_to_cgs(UCODE_ID_SMU), &info);
-
-	if (info.image_size & 3) {
-		printk(KERN_ERR "[ powerplay ] SMC ucode is not 4 bytes aligned\n");
-		return -EINVAL;
-	}
-
-	if (info.image_size > TONGA_SMC_SIZE) {
-		printk(KERN_ERR "[ powerplay ] SMC address is beyond the SMC RAM area\n");
-		return -EINVAL;
-	}
-
-	cgs_write_register(smumgr->device, mmSMC_IND_INDEX_0, 0x20000);
-	SMUM_WRITE_FIELD(smumgr->device, SMC_IND_ACCESS_CNTL, AUTO_INCREMENT_IND_0, 1);
-
-	byte_count = info.image_size;
-	src = (const uint8_t *)info.kptr;
-
-	data = (uint32_t *)src;
-	for (; byte_count >= 4; data++, byte_count -= 4)
-		cgs_write_register(smumgr->device, mmSMC_IND_DATA_0, data[0]);
-
-	SMUM_WRITE_FIELD(smumgr->device, SMC_IND_ACCESS_CNTL, AUTO_INCREMENT_IND_0, 0);
-
-	return 0;
-}
 
 static int tonga_start_in_protection_mode(struct pp_smumgr *smumgr)
 {
@@ -624,7 +45,7 @@ static int tonga_start_in_protection_mode(struct pp_smumgr *smumgr)
 	SMUM_WRITE_VFPF_INDIRECT_FIELD(smumgr->device, CGS_IND_REG__SMC,
 		SMC_SYSCON_RESET_CNTL, rst_reg, 1);
 
-	result = tonga_smu_upload_firmware_image(smumgr);
+	result = smu7_upload_smu_firmware_image(smumgr);
 	if (result)
 		return result;
 
@@ -654,7 +75,7 @@ static int tonga_start_in_protection_mode(struct pp_smumgr *smumgr)
 	/**
 	 * Call Test SMU message with 0x20000 offset to trigger SMU start
 	 */
-	tonga_send_msg_to_smc_offset(smumgr);
+	smu7_send_msg_to_smc_offset(smumgr);
 
 	/* Wait for done bit to be set */
 	SMUM_WAIT_VFPF_INDIRECT_FIELD_UNEQUAL(smumgr, SMC_IND,
@@ -691,13 +112,13 @@ static int tonga_start_in_non_protection_mode(struct pp_smumgr *smumgr)
 	SMUM_WRITE_VFPF_INDIRECT_FIELD(smumgr->device, CGS_IND_REG__SMC,
 		SMC_SYSCON_RESET_CNTL, rst_reg, 1);
 
-	result = tonga_smu_upload_firmware_image(smumgr);
+	result = smu7_upload_smu_firmware_image(smumgr);
 
 	if (result != 0)
 		return result;
 
 	/* Set smc instruct start point at 0x0 */
-	tonga_program_jump_on_start(smumgr);
+	smu7_program_jump_on_start(smumgr);
 
 
 	SMUM_WRITE_VFPF_INDIRECT_FIELD(smumgr->device, CGS_IND_REG__SMC,
@@ -719,7 +140,7 @@ static int tonga_start_smu(struct pp_smumgr *smumgr)
 	int result;
 
 	/* Only start SMC if SMC RAM is not running */
-	if (!tonga_is_smc_ram_running(smumgr)) {
+	if (!smu7_is_smc_ram_running(smumgr)) {
 		/*Check if SMU is running in protected mode*/
 		if (0 == SMUM_READ_VFPF_INDIRECT_FIELD(smumgr->device, CGS_IND_REG__SMC,
 					SMU_FIRMWARE, SMU_MODE)) {
@@ -733,7 +154,7 @@ static int tonga_start_smu(struct pp_smumgr *smumgr)
 		}
 	}
 
-	result = tonga_request_smu_reload_fw(smumgr);
+	result = smu7_request_smu_load_fw(smumgr);
 
 	return result;
 }
@@ -747,70 +168,28 @@ static int tonga_start_smu(struct pp_smumgr *smumgr)
  */
 static int tonga_smu_init(struct pp_smumgr *smumgr)
 {
-	struct tonga_smumgr *tonga_smu;
-	uint8_t *internal_buf;
-	uint64_t mc_addr = 0;
+	struct tonga_smumgr *smu_data = (struct tonga_smumgr *)(smumgr->backend);
+
 	int i;
 
-	/* Allocate memory for backend private data */
-	tonga_smu = (struct tonga_smumgr *)(smumgr->backend);
-	tonga_smu->header_buffer.data_size =
-		((sizeof(struct SMU_DRAMData_TOC) / 4096) + 1) * 4096;
-	tonga_smu->smu_buffer.data_size = 200*4096;
-
-	smu_allocate_memory(smumgr->device,
-		tonga_smu->header_buffer.data_size,
-		CGS_GPU_MEM_TYPE__VISIBLE_CONTIG_FB,
-		PAGE_SIZE,
-		&mc_addr,
-		&tonga_smu->header_buffer.kaddr,
-		&tonga_smu->header_buffer.handle);
-
-	tonga_smu->pHeader = tonga_smu->header_buffer.kaddr;
-	tonga_smu->header_buffer.mc_addr_high = smu_upper_32_bits(mc_addr);
-	tonga_smu->header_buffer.mc_addr_low = smu_lower_32_bits(mc_addr);
-
-	PP_ASSERT_WITH_CODE((NULL != tonga_smu->pHeader),
-		"Out of memory.",
-		kfree(smumgr->backend);
-		cgs_free_gpu_mem(smumgr->device,
-		(cgs_handle_t)tonga_smu->header_buffer.handle);
-		return -1);
-
-	smu_allocate_memory(smumgr->device,
-		tonga_smu->smu_buffer.data_size,
-		CGS_GPU_MEM_TYPE__VISIBLE_CONTIG_FB,
-		PAGE_SIZE,
-		&mc_addr,
-		&tonga_smu->smu_buffer.kaddr,
-		&tonga_smu->smu_buffer.handle);
-
-	internal_buf = tonga_smu->smu_buffer.kaddr;
-	tonga_smu->smu_buffer.mc_addr_high = smu_upper_32_bits(mc_addr);
-	tonga_smu->smu_buffer.mc_addr_low = smu_lower_32_bits(mc_addr);
-
-	PP_ASSERT_WITH_CODE((NULL != internal_buf),
-		"Out of memory.",
-		kfree(smumgr->backend);
-		cgs_free_gpu_mem(smumgr->device,
-		(cgs_handle_t)tonga_smu->smu_buffer.handle);
-		return -1;);
+	if (smu7_init(smumgr))
+		return -EINVAL;
 
 	for (i = 0; i < SMU72_MAX_LEVELS_GRAPHICS; i++)
-		tonga_smu->activity_target[i] = 30;
+		smu_data->activity_target[i] = 30;
 
 	return 0;
 }
 
 static const struct pp_smumgr_func tonga_smu_funcs = {
 	.smu_init = &tonga_smu_init,
-	.smu_fini = &tonga_smu_fini,
+	.smu_fini = &smu7_smu_fini,
 	.start_smu = &tonga_start_smu,
-	.check_fw_load_finish = &tonga_check_fw_load_finish,
-	.request_smu_load_fw = &tonga_request_smu_reload_fw,
-	.request_smu_load_specific_fw = &tonga_request_smu_load_specific_fw,
-	.send_msg_to_smc = &tonga_send_msg_to_smc,
-	.send_msg_to_smc_with_parameter = &tonga_send_msg_to_smc_with_parameter,
+	.check_fw_load_finish = &smu7_check_fw_load_finish,
+	.request_smu_load_fw = &smu7_request_smu_load_fw,
+	.request_smu_load_specific_fw = NULL,
+	.send_msg_to_smc = &smu7_send_msg_to_smc,
+	.send_msg_to_smc_with_parameter = &smu7_send_msg_to_smc_with_parameter,
 	.download_pptable_settings = NULL,
 	.upload_pptable_settings = NULL,
 	.update_smc_table = tonga_update_smc_table,