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|
/*
* 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.
*
*/
#include "pp_debug.h"
#include "smumgr.h"
#include "smu_ucode_xfer_vi.h"
#include "ppatomctrl.h"
#include "cgs_common.h"
#include "smu7_ppsmc.h"
#include "smu7_smumgr.h"
#include "smu7_common.h"
#include "polaris10_pwrvirus.h"
#define SMU7_SMC_SIZE 0x20000
static int smu7_set_smc_sram_address(struct pp_hwmgr *hwmgr, uint32_t smc_addr, uint32_t limit)
{
PP_ASSERT_WITH_CODE((0 == (3 & smc_addr)), "SMC address must be 4 byte aligned.", return -EINVAL);
PP_ASSERT_WITH_CODE((limit > (smc_addr + 3)), "SMC addr is beyond the SMC RAM area.", return -EINVAL);
cgs_write_register(hwmgr->device, mmSMC_IND_INDEX_11, smc_addr);
PHM_WRITE_FIELD(hwmgr->device, SMC_IND_ACCESS_CNTL, AUTO_INCREMENT_IND_11, 0); /* on ci, SMC_IND_ACCESS_CNTL is different */
return 0;
}
int smu7_copy_bytes_from_smc(struct pp_hwmgr *hwmgr, uint32_t smc_start_address, uint32_t *dest, uint32_t byte_count, uint32_t limit)
{
uint32_t data;
uint32_t addr;
uint8_t *dest_byte;
uint8_t i, data_byte[4] = {0};
uint32_t *pdata = (uint32_t *)&data_byte;
PP_ASSERT_WITH_CODE((0 == (3 & smc_start_address)), "SMC address must be 4 byte aligned.", return -EINVAL);
PP_ASSERT_WITH_CODE((limit > (smc_start_address + byte_count)), "SMC address is beyond the SMC RAM area.", return -EINVAL);
addr = smc_start_address;
while (byte_count >= 4) {
smu7_read_smc_sram_dword(hwmgr, addr, &data, limit);
*dest = PP_SMC_TO_HOST_UL(data);
dest += 1;
byte_count -= 4;
addr += 4;
}
if (byte_count) {
smu7_read_smc_sram_dword(hwmgr, addr, &data, limit);
*pdata = PP_SMC_TO_HOST_UL(data);
/* Cast dest into byte type in dest_byte. This way, we don't overflow if the allocated memory is not 4-byte aligned. */
dest_byte = (uint8_t *)dest;
for (i = 0; i < byte_count; i++)
dest_byte[i] = data_byte[i];
}
return 0;
}
int smu7_copy_bytes_to_smc(struct pp_hwmgr *hwmgr, uint32_t smc_start_address,
const uint8_t *src, uint32_t byte_count, uint32_t limit)
{
int result;
uint32_t data = 0;
uint32_t original_data;
uint32_t addr = 0;
uint32_t extra_shift;
PP_ASSERT_WITH_CODE((0 == (3 & smc_start_address)), "SMC address must be 4 byte aligned.", return -EINVAL);
PP_ASSERT_WITH_CODE((limit > (smc_start_address + byte_count)), "SMC address is beyond the SMC RAM area.", return -EINVAL);
addr = smc_start_address;
while (byte_count >= 4) {
/* Bytes are written into the SMC addres space with the MSB first. */
data = src[0] * 0x1000000 + src[1] * 0x10000 + src[2] * 0x100 + src[3];
result = smu7_set_smc_sram_address(hwmgr, addr, limit);
if (0 != result)
return result;
cgs_write_register(hwmgr->device, mmSMC_IND_DATA_11, data);
src += 4;
byte_count -= 4;
addr += 4;
}
if (0 != byte_count) {
data = 0;
result = smu7_set_smc_sram_address(hwmgr, addr, limit);
if (0 != result)
return result;
original_data = cgs_read_register(hwmgr->device, mmSMC_IND_DATA_11);
extra_shift = 8 * (4 - byte_count);
while (byte_count > 0) {
/* Bytes are written into the SMC addres space with the MSB first. */
data = (0x100 * data) + *src++;
byte_count--;
}
data <<= extra_shift;
data |= (original_data & ~((~0UL) << extra_shift));
result = smu7_set_smc_sram_address(hwmgr, addr, limit);
if (0 != result)
return result;
cgs_write_register(hwmgr->device, mmSMC_IND_DATA_11, data);
}
return 0;
}
int smu7_program_jump_on_start(struct pp_hwmgr *hwmgr)
{
static const unsigned char data[4] = { 0xE0, 0x00, 0x80, 0x40 };
smu7_copy_bytes_to_smc(hwmgr, 0x0, data, 4, sizeof(data)+1);
return 0;
}
bool smu7_is_smc_ram_running(struct pp_hwmgr *hwmgr)
{
return ((0 == PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, SMC_SYSCON_CLOCK_CNTL_0, ck_disable))
&& (0x20100 <= cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixSMC_PC_C)));
}
int smu7_send_msg_to_smc(struct pp_hwmgr *hwmgr, uint16_t msg)
{
int ret;
PHM_WAIT_FIELD_UNEQUAL(hwmgr, SMC_RESP_0, SMC_RESP, 0);
ret = PHM_READ_FIELD(hwmgr->device, SMC_RESP_0, SMC_RESP);
if (ret == 0xFE)
pr_debug("last message was not supported\n");
else if (ret != 1)
pr_info("\n last message was failed ret is %d\n", ret);
cgs_write_register(hwmgr->device, mmSMC_RESP_0, 0);
cgs_write_register(hwmgr->device, mmSMC_MESSAGE_0, msg);
PHM_WAIT_FIELD_UNEQUAL(hwmgr, SMC_RESP_0, SMC_RESP, 0);
ret = PHM_READ_FIELD(hwmgr->device, SMC_RESP_0, SMC_RESP);
if (ret == 0xFE)
pr_debug("message %x was not supported\n", msg);
else if (ret != 1)
pr_info("\n failed to send message %x ret is %d \n", msg, ret);
return 0;
}
int smu7_send_msg_to_smc_without_waiting(struct pp_hwmgr *hwmgr, uint16_t msg)
{
cgs_write_register(hwmgr->device, mmSMC_MESSAGE_0, msg);
return 0;
}
int smu7_send_msg_to_smc_with_parameter(struct pp_hwmgr *hwmgr, uint16_t msg, uint32_t parameter)
{
PHM_WAIT_FIELD_UNEQUAL(hwmgr, SMC_RESP_0, SMC_RESP, 0);
cgs_write_register(hwmgr->device, mmSMC_MSG_ARG_0, parameter);
return smu7_send_msg_to_smc(hwmgr, msg);
}
int smu7_send_msg_to_smc_with_parameter_without_waiting(struct pp_hwmgr *hwmgr, uint16_t msg, uint32_t parameter)
{
cgs_write_register(hwmgr->device, mmSMC_MSG_ARG_0, parameter);
return smu7_send_msg_to_smc_without_waiting(hwmgr, msg);
}
int smu7_send_msg_to_smc_offset(struct pp_hwmgr *hwmgr)
{
cgs_write_register(hwmgr->device, mmSMC_MSG_ARG_0, 0x20000);
cgs_write_register(hwmgr->device, mmSMC_MESSAGE_0, PPSMC_MSG_Test);
PHM_WAIT_FIELD_UNEQUAL(hwmgr, SMC_RESP_0, SMC_RESP, 0);
if (1 != PHM_READ_FIELD(hwmgr->device, SMC_RESP_0, SMC_RESP))
pr_info("Failed to send Message.\n");
return 0;
}
enum cgs_ucode_id smu7_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_SMU_SK:
result = CGS_UCODE_ID_SMU_SK;
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;
case UCODE_ID_MEC_STORAGE:
result = CGS_UCODE_ID_STORAGE;
break;
default:
break;
}
return result;
}
int smu7_read_smc_sram_dword(struct pp_hwmgr *hwmgr, uint32_t smc_addr, uint32_t *value, uint32_t limit)
{
int result;
result = smu7_set_smc_sram_address(hwmgr, smc_addr, limit);
*value = result ? 0 : cgs_read_register(hwmgr->device, mmSMC_IND_DATA_11);
return result;
}
int smu7_write_smc_sram_dword(struct pp_hwmgr *hwmgr, uint32_t smc_addr, uint32_t value, uint32_t limit)
{
int result;
result = smu7_set_smc_sram_address(hwmgr, smc_addr, limit);
if (result)
return result;
cgs_write_register(hwmgr->device, mmSMC_IND_DATA_11, value);
return 0;
}
static int smu7_populate_single_firmware_entry(struct pp_hwmgr *hwmgr,
uint32_t fw_type,
struct SMU_Entry *entry)
{
int result = 0;
struct cgs_firmware_info info = {0};
result = cgs_get_firmware_info(hwmgr->device,
smu7_convert_fw_type_to_cgs(fw_type),
&info);
if (!result) {
entry->version = info.fw_version;
entry->id = (uint16_t)fw_type;
entry->image_addr_high = upper_32_bits(info.mc_addr);
entry->image_addr_low = lower_32_bits(info.mc_addr);
entry->meta_data_addr_high = 0;
entry->meta_data_addr_low = 0;
/* digest need be excluded out */
if (!hwmgr->not_vf)
info.image_size -= 20;
entry->data_size_byte = info.image_size;
entry->num_register_entries = 0;
}
if ((fw_type == UCODE_ID_RLC_G)
|| (fw_type == UCODE_ID_CP_MEC))
entry->flags = 1;
else
entry->flags = 0;
return 0;
}
int smu7_request_smu_load_fw(struct pp_hwmgr *hwmgr)
{
struct smu7_smumgr *smu_data = (struct smu7_smumgr *)(hwmgr->smu_backend);
uint32_t fw_to_load;
int r = 0;
amdgpu_ucode_init_bo(hwmgr->adev);
if (smu_data->soft_regs_start)
cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC,
smu_data->soft_regs_start + smum_get_offsetof(hwmgr,
SMU_SoftRegisters, UcodeLoadStatus),
0x0);
if (hwmgr->chip_id > CHIP_TOPAZ) { /* add support for Topaz */
if (hwmgr->not_vf) {
smu7_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SMU_DRAM_ADDR_HI,
upper_32_bits(smu_data->smu_buffer.mc_addr));
smu7_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_SMU_DRAM_ADDR_LO,
lower_32_bits(smu_data->smu_buffer.mc_addr));
}
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;
} else {
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
+ UCODE_ID_CP_MEC_JT1_MASK
+ UCODE_ID_CP_MEC_JT2_MASK;
}
if (!smu_data->toc) {
struct SMU_DRAMData_TOC *toc;
smu_data->toc = kzalloc(sizeof(struct SMU_DRAMData_TOC), GFP_KERNEL);
if (!smu_data->toc)
return -ENOMEM;
toc = smu_data->toc;
toc->num_entries = 0;
toc->structure_version = 1;
PP_ASSERT_WITH_CODE(0 == smu7_populate_single_firmware_entry(hwmgr,
UCODE_ID_RLC_G, &toc->entry[toc->num_entries++]),
"Failed to Get Firmware Entry.", r = -EINVAL; goto failed);
PP_ASSERT_WITH_CODE(0 == smu7_populate_single_firmware_entry(hwmgr,
UCODE_ID_CP_CE, &toc->entry[toc->num_entries++]),
"Failed to Get Firmware Entry.", r = -EINVAL; goto failed);
PP_ASSERT_WITH_CODE(0 == smu7_populate_single_firmware_entry(hwmgr,
UCODE_ID_CP_PFP, &toc->entry[toc->num_entries++]),
"Failed to Get Firmware Entry.", r = -EINVAL; goto failed);
PP_ASSERT_WITH_CODE(0 == smu7_populate_single_firmware_entry(hwmgr,
UCODE_ID_CP_ME, &toc->entry[toc->num_entries++]),
"Failed to Get Firmware Entry.", r = -EINVAL; goto failed);
PP_ASSERT_WITH_CODE(0 == smu7_populate_single_firmware_entry(hwmgr,
UCODE_ID_CP_MEC, &toc->entry[toc->num_entries++]),
"Failed to Get Firmware Entry.", r = -EINVAL; goto failed);
PP_ASSERT_WITH_CODE(0 == smu7_populate_single_firmware_entry(hwmgr,
UCODE_ID_CP_MEC_JT1, &toc->entry[toc->num_entries++]),
"Failed to Get Firmware Entry.", r = -EINVAL; goto failed);
PP_ASSERT_WITH_CODE(0 == smu7_populate_single_firmware_entry(hwmgr,
UCODE_ID_CP_MEC_JT2, &toc->entry[toc->num_entries++]),
"Failed to Get Firmware Entry.", r = -EINVAL; goto failed);
PP_ASSERT_WITH_CODE(0 == smu7_populate_single_firmware_entry(hwmgr,
UCODE_ID_SDMA0, &toc->entry[toc->num_entries++]),
"Failed to Get Firmware Entry.", r = -EINVAL; goto failed);
PP_ASSERT_WITH_CODE(0 == smu7_populate_single_firmware_entry(hwmgr,
UCODE_ID_SDMA1, &toc->entry[toc->num_entries++]),
"Failed to Get Firmware Entry.", r = -EINVAL; goto failed);
if (!hwmgr->not_vf)
PP_ASSERT_WITH_CODE(0 == smu7_populate_single_firmware_entry(hwmgr,
UCODE_ID_MEC_STORAGE, &toc->entry[toc->num_entries++]),
"Failed to Get Firmware Entry.", r = -EINVAL; goto failed);
}
memcpy_toio(smu_data->header_buffer.kaddr, smu_data->toc,
sizeof(struct SMU_DRAMData_TOC));
smu7_send_msg_to_smc_with_parameter(hwmgr, PPSMC_MSG_DRV_DRAM_ADDR_HI, upper_32_bits(smu_data->header_buffer.mc_addr));
smu7_send_msg_to_smc_with_parameter(hwmgr, PPSMC_MSG_DRV_DRAM_ADDR_LO, lower_32_bits(smu_data->header_buffer.mc_addr));
smu7_send_msg_to_smc_with_parameter(hwmgr, PPSMC_MSG_LoadUcodes, fw_to_load);
r = smu7_check_fw_load_finish(hwmgr, fw_to_load);
if (!r)
return 0;
pr_err("SMU load firmware failed\n");
failed:
kfree(smu_data->toc);
smu_data->toc = NULL;
return r;
}
/* Check if the FW has been loaded, SMU will not return if loading has not finished. */
int smu7_check_fw_load_finish(struct pp_hwmgr *hwmgr, uint32_t fw_type)
{
struct smu7_smumgr *smu_data = (struct smu7_smumgr *)(hwmgr->smu_backend);
uint32_t ret;
ret = phm_wait_on_indirect_register(hwmgr, mmSMC_IND_INDEX_11,
smu_data->soft_regs_start + smum_get_offsetof(hwmgr,
SMU_SoftRegisters, UcodeLoadStatus),
fw_type, fw_type);
return ret;
}
int smu7_reload_firmware(struct pp_hwmgr *hwmgr)
{
return hwmgr->smumgr_funcs->start_smu(hwmgr);
}
static int smu7_upload_smc_firmware_data(struct pp_hwmgr *hwmgr, uint32_t length, uint32_t *src, uint32_t limit)
{
uint32_t byte_count = length;
PP_ASSERT_WITH_CODE((limit >= byte_count), "SMC address is beyond the SMC RAM area.", return -EINVAL);
cgs_write_register(hwmgr->device, mmSMC_IND_INDEX_11, 0x20000);
PHM_WRITE_FIELD(hwmgr->device, SMC_IND_ACCESS_CNTL, AUTO_INCREMENT_IND_11, 1);
for (; byte_count >= 4; byte_count -= 4)
cgs_write_register(hwmgr->device, mmSMC_IND_DATA_11, *src++);
PHM_WRITE_FIELD(hwmgr->device, SMC_IND_ACCESS_CNTL, AUTO_INCREMENT_IND_11, 0);
PP_ASSERT_WITH_CODE((0 == byte_count), "SMC size must be divisible by 4.", return -EINVAL);
return 0;
}
int smu7_upload_smu_firmware_image(struct pp_hwmgr *hwmgr)
{
int result = 0;
struct smu7_smumgr *smu_data = (struct smu7_smumgr *)(hwmgr->smu_backend);
struct cgs_firmware_info info = {0};
if (smu_data->security_hard_key == 1)
cgs_get_firmware_info(hwmgr->device,
smu7_convert_fw_type_to_cgs(UCODE_ID_SMU), &info);
else
cgs_get_firmware_info(hwmgr->device,
smu7_convert_fw_type_to_cgs(UCODE_ID_SMU_SK), &info);
hwmgr->is_kicker = info.is_kicker;
hwmgr->smu_version = info.version;
result = smu7_upload_smc_firmware_data(hwmgr, info.image_size, (uint32_t *)info.kptr, SMU7_SMC_SIZE);
return result;
}
static void execute_pwr_table(struct pp_hwmgr *hwmgr, const PWR_Command_Table *pvirus, int size)
{
int i;
uint32_t reg, data;
for (i = 0; i < size; i++) {
reg = pvirus->reg;
data = pvirus->data;
if (reg != 0xffffffff)
cgs_write_register(hwmgr->device, reg, data);
else
break;
pvirus++;
}
}
static void execute_pwr_dfy_table(struct pp_hwmgr *hwmgr, const PWR_DFY_Section *section)
{
int i;
cgs_write_register(hwmgr->device, mmCP_DFY_CNTL, section->dfy_cntl);
cgs_write_register(hwmgr->device, mmCP_DFY_ADDR_HI, section->dfy_addr_hi);
cgs_write_register(hwmgr->device, mmCP_DFY_ADDR_LO, section->dfy_addr_lo);
for (i = 0; i < section->dfy_size; i++)
cgs_write_register(hwmgr->device, mmCP_DFY_DATA_0, section->dfy_data[i]);
}
int smu7_setup_pwr_virus(struct pp_hwmgr *hwmgr)
{
execute_pwr_table(hwmgr, pwr_virus_table_pre, ARRAY_SIZE(pwr_virus_table_pre));
execute_pwr_dfy_table(hwmgr, &pwr_virus_section1);
execute_pwr_dfy_table(hwmgr, &pwr_virus_section2);
execute_pwr_dfy_table(hwmgr, &pwr_virus_section3);
execute_pwr_dfy_table(hwmgr, &pwr_virus_section4);
execute_pwr_dfy_table(hwmgr, &pwr_virus_section5);
execute_pwr_dfy_table(hwmgr, &pwr_virus_section6);
execute_pwr_table(hwmgr, pwr_virus_table_post, ARRAY_SIZE(pwr_virus_table_post));
return 0;
}
int smu7_init(struct pp_hwmgr *hwmgr)
{
struct smu7_smumgr *smu_data;
int r;
/* Allocate memory for backend private data */
smu_data = (struct smu7_smumgr *)(hwmgr->smu_backend);
smu_data->header_buffer.data_size =
((sizeof(struct SMU_DRAMData_TOC) / 4096) + 1) * 4096;
/* Allocate FW image data structure and header buffer and
* send the header buffer address to SMU */
r = amdgpu_bo_create_kernel((struct amdgpu_device *)hwmgr->adev,
smu_data->header_buffer.data_size,
PAGE_SIZE,
AMDGPU_GEM_DOMAIN_VRAM,
&smu_data->header_buffer.handle,
&smu_data->header_buffer.mc_addr,
&smu_data->header_buffer.kaddr);
if (r)
return -EINVAL;
if (!hwmgr->not_vf)
return 0;
smu_data->smu_buffer.data_size = 200*4096;
r = amdgpu_bo_create_kernel((struct amdgpu_device *)hwmgr->adev,
smu_data->smu_buffer.data_size,
PAGE_SIZE,
AMDGPU_GEM_DOMAIN_VRAM,
&smu_data->smu_buffer.handle,
&smu_data->smu_buffer.mc_addr,
&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;
}
if (smum_is_hw_avfs_present(hwmgr) &&
(hwmgr->feature_mask & PP_AVFS_MASK))
hwmgr->avfs_supported = true;
return 0;
}
int smu7_smu_fini(struct pp_hwmgr *hwmgr)
{
struct smu7_smumgr *smu_data = (struct smu7_smumgr *)(hwmgr->smu_backend);
amdgpu_bo_free_kernel(&smu_data->header_buffer.handle,
&smu_data->header_buffer.mc_addr,
&smu_data->header_buffer.kaddr);
if (hwmgr->not_vf)
amdgpu_bo_free_kernel(&smu_data->smu_buffer.handle,
&smu_data->smu_buffer.mc_addr,
&smu_data->smu_buffer.kaddr);
kfree(smu_data->toc);
smu_data->toc = NULL;
kfree(hwmgr->smu_backend);
hwmgr->smu_backend = NULL;
return 0;
}
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