linux/drivers/gpu/drm/amd/powerplay/smumgr/polaris10_smumgr.c
Rex Zhu 173247569a drm/amd/powerplay: change structure variable name.
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>
2016-08-08 11:33:27 -04:00

1008 lines
33 KiB
C

/*
* 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 "smumgr.h"
#include "smu74.h"
#include "smu_ucode_xfer_vi.h"
#include "polaris10_smumgr.h"
#include "smu74_discrete.h"
#include "smu/smu_7_1_3_d.h"
#include "smu/smu_7_1_3_sh_mask.h"
#include "gmc/gmc_8_1_d.h"
#include "gmc/gmc_8_1_sh_mask.h"
#include "oss/oss_3_0_d.h"
#include "gca/gfx_8_0_d.h"
#include "bif/bif_5_0_d.h"
#include "bif/bif_5_0_sh_mask.h"
#include "polaris10_pwrvirus.h"
#include "ppatomctrl.h"
#include "pp_debug.h"
#include "cgs_common.h"
#define POLARIS10_SMC_SIZE 0x20000
#define VOLTAGE_SCALE 4
/* Microcode file is stored in this buffer */
#define BUFFER_SIZE 80000
#define MAX_STRING_SIZE 15
#define BUFFER_SIZETWO 131072 /* 128 *1024 */
#define SMC_RAM_END 0x40000
static const SMU74_Discrete_GraphicsLevel avfs_graphics_level_polaris10[8] = {
/* Min pcie DeepSleep Activity CgSpll CgSpll CcPwr CcPwr Sclk Enabled Enabled Voltage Power */
/* Voltage, DpmLevel, DivId, Level, FuncCntl3, FuncCntl4, DynRm, DynRm1 Did, Padding,ForActivity, ForThrottle, UpHyst, DownHyst, DownHyst, Throttle */
{ 0x100ea446, 0x00, 0x03, 0x3200, 0, 0, 0, 0, 0, 0, 0x01, 0x01, 0x0a, 0x00, 0x00, 0x00, { 0x30750000, 0x3000, 0, 0x2600, 0, 0, 0x0004, 0x8f02, 0xffff, 0x2f00, 0x300e, 0x2700 } },
{ 0x400ea446, 0x01, 0x04, 0x3200, 0, 0, 0, 0, 0, 0, 0x01, 0x01, 0x0a, 0x00, 0x00, 0x00, { 0x409c0000, 0x2000, 0, 0x1e00, 1, 1, 0x0004, 0x8300, 0xffff, 0x1f00, 0xcb5e, 0x1a00 } },
{ 0x740ea446, 0x01, 0x00, 0x3200, 0, 0, 0, 0, 0, 0, 0x01, 0x01, 0x0a, 0x00, 0x00, 0x00, { 0x50c30000, 0x2800, 0, 0x2000, 1, 1, 0x0004, 0x0c02, 0xffff, 0x2700, 0x6433, 0x2100 } },
{ 0xa40ea446, 0x01, 0x00, 0x3200, 0, 0, 0, 0, 0, 0, 0x01, 0x01, 0x0a, 0x00, 0x00, 0x00, { 0x60ea0000, 0x3000, 0, 0x2600, 1, 1, 0x0004, 0x8f02, 0xffff, 0x2f00, 0x300e, 0x2700 } },
{ 0xd80ea446, 0x01, 0x00, 0x3200, 0, 0, 0, 0, 0, 0, 0x01, 0x01, 0x0a, 0x00, 0x00, 0x00, { 0x70110100, 0x3800, 0, 0x2c00, 1, 1, 0x0004, 0x1203, 0xffff, 0x3600, 0xc9e2, 0x2e00 } },
{ 0x3c0fa446, 0x01, 0x00, 0x3200, 0, 0, 0, 0, 0, 0, 0x01, 0x01, 0x0a, 0x00, 0x00, 0x00, { 0x80380100, 0x2000, 0, 0x1e00, 2, 1, 0x0004, 0x8300, 0xffff, 0x1f00, 0xcb5e, 0x1a00 } },
{ 0x6c0fa446, 0x01, 0x00, 0x3200, 0, 0, 0, 0, 0, 0, 0x01, 0x01, 0x0a, 0x00, 0x00, 0x00, { 0x905f0100, 0x2400, 0, 0x1e00, 2, 1, 0x0004, 0x8901, 0xffff, 0x2300, 0x314c, 0x1d00 } },
{ 0xa00fa446, 0x01, 0x00, 0x3200, 0, 0, 0, 0, 0, 0, 0x01, 0x01, 0x0a, 0x00, 0x00, 0x00, { 0xa0860100, 0x2800, 0, 0x2000, 2, 1, 0x0004, 0x0c02, 0xffff, 0x2700, 0x6433, 0x2100 } }
};
static const SMU74_Discrete_MemoryLevel avfs_memory_level_polaris10 =
{0x100ea446, 0, 0x30750000, 0x01, 0x01, 0x01, 0x00, 0x00, 0x64, 0x00, 0x00, 0x1f00, 0x00, 0x00};
/**
* 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 polaris10_set_smc_sram_address(struct pp_smumgr *smumgr, 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(smumgr->device, mmSMC_IND_INDEX_11, smc_addr);
SMUM_WRITE_FIELD(smumgr->device, SMC_IND_ACCESS_CNTL, AUTO_INCREMENT_IND_11, 0);
return 0;
}
/**
* Copy bytes from SMC RAM space into driver memory.
*
* @param smumgr the address of the powerplay SMU manager.
* @param smc_start_address the start address in the SMC RAM to copy bytes from
* @param src the byte array to copy the bytes to.
* @param byte_count the number of bytes to copy.
*/
int polaris10_copy_bytes_from_smc(struct pp_smumgr *smumgr, 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 -1;);
PP_ASSERT_WITH_CODE((limit > (smc_start_address + byte_count)), "SMC address is beyond the SMC RAM area.", return -1);
addr = smc_start_address;
while (byte_count >= 4) {
polaris10_read_smc_sram_dword(smumgr, addr, &data, limit);
*dest = PP_SMC_TO_HOST_UL(data);
dest += 1;
byte_count -= 4;
addr += 4;
}
if (byte_count) {
polaris10_read_smc_sram_dword(smumgr, 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;
}
/**
* Copy bytes from an array into the SMC RAM space.
*
* @param pSmuMgr the address of the powerplay SMU manager.
* @param smc_start_address the start address in the SMC RAM to copy bytes to.
* @param src the byte array to copy the bytes from.
* @param byte_count the number of bytes to copy.
*/
int polaris10_copy_bytes_to_smc(struct pp_smumgr *smumgr, 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 -1);
PP_ASSERT_WITH_CODE((limit > (smc_start_address + byte_count)), "SMC address is beyond the SMC RAM area.", return -1);
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 = polaris10_set_smc_sram_address(smumgr, addr, limit);
if (0 != result)
return result;
cgs_write_register(smumgr->device, mmSMC_IND_DATA_11, data);
src += 4;
byte_count -= 4;
addr += 4;
}
if (0 != byte_count) {
data = 0;
result = polaris10_set_smc_sram_address(smumgr, addr, limit);
if (0 != result)
return result;
original_data = cgs_read_register(smumgr->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 = polaris10_set_smc_sram_address(smumgr, addr, limit);
if (0 != result)
return result;
cgs_write_register(smumgr->device, mmSMC_IND_DATA_11, data);
}
return 0;
}
static int polaris10_program_jump_on_start(struct pp_smumgr *smumgr)
{
static const unsigned char data[4] = { 0xE0, 0x00, 0x80, 0x40 };
polaris10_copy_bytes_to_smc(smumgr, 0x0, data, 4, sizeof(data)+1);
return 0;
}
/**
* Return if the SMC is currently running.
*
* @param smumgr the address of the powerplay hardware manager.
*/
bool polaris10_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 bool polaris10_is_hw_avfs_present(struct pp_smumgr *smumgr)
{
uint32_t efuse;
efuse = cgs_read_ind_register(smumgr->device, CGS_IND_REG__SMC, ixSMU_EFUSE_0 + (49*4));
efuse &= 0x00000001;
if (efuse)
return true;
return false;
}
/**
* 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.
*/
int polaris10_send_msg_to_smc(struct pp_smumgr *smumgr, uint16_t msg)
{
int ret;
if (!polaris10_is_smc_ram_running(smumgr))
return -1;
SMUM_WAIT_FIELD_UNEQUAL(smumgr, SMC_RESP_0, SMC_RESP, 0);
ret = SMUM_READ_FIELD(smumgr->device, SMC_RESP_0, SMC_RESP);
if (ret != 1)
printk("\n failed to send pre message %x ret is %d \n", msg, ret);
cgs_write_register(smumgr->device, mmSMC_MESSAGE_0, msg);
SMUM_WAIT_FIELD_UNEQUAL(smumgr, SMC_RESP_0, SMC_RESP, 0);
ret = SMUM_READ_FIELD(smumgr->device, SMC_RESP_0, SMC_RESP);
if (ret != 1)
printk("\n failed to send message %x ret is %d \n", msg, ret);
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 Always return 0.
*/
int polaris10_send_msg_to_smc_without_waiting(struct pp_smumgr *smumgr, uint16_t msg)
{
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.
*/
int polaris10_send_msg_to_smc_with_parameter(struct pp_smumgr *smumgr, uint16_t msg, uint32_t parameter)
{
if (!polaris10_is_smc_ram_running(smumgr)) {
return -1;
}
SMUM_WAIT_FIELD_UNEQUAL(smumgr, SMC_RESP_0, SMC_RESP, 0);
cgs_write_register(smumgr->device, mmSMC_MSG_ARG_0, parameter);
return polaris10_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.
*/
int polaris10_send_msg_to_smc_with_parameter_without_waiting(struct pp_smumgr *smumgr, uint16_t msg, uint32_t parameter)
{
cgs_write_register(smumgr->device, mmSMC_MSG_ARG_0, parameter);
return polaris10_send_msg_to_smc_without_waiting(smumgr, msg);
}
int polaris10_send_msg_to_smc_offset(struct pp_smumgr *smumgr)
{
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);
if (1 != SMUM_READ_FIELD(smumgr->device, SMC_RESP_0, SMC_RESP))
printk("Failed to send Message.\n");
return 0;
}
/**
* Wait until the SMC is doing nithing. Doing nothing means that the SMC is either turned off or it is sitting on the STOP instruction.
*
* @param smumgr the address of the powerplay hardware manager.
* @param msg the message to send.
* @return The response that came from the SMC.
*/
int polaris10_wait_for_smc_inactive(struct pp_smumgr *smumgr)
{
/* If the SMC is not even on it qualifies as inactive. */
if (!polaris10_is_smc_ram_running(smumgr))
return -1;
SMUM_WAIT_VFPF_INDIRECT_FIELD(smumgr, SMC_IND, SMC_SYSCON_CLOCK_CNTL_0, cken, 0);
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 polaris10_upload_smc_firmware_data(struct pp_smumgr *smumgr, 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 -1);
cgs_write_register(smumgr->device, mmSMC_IND_INDEX_11, 0x20000);
SMUM_WRITE_FIELD(smumgr->device, SMC_IND_ACCESS_CNTL, AUTO_INCREMENT_IND_11, 1);
for (; byte_count >= 4; byte_count -= 4)
cgs_write_register(smumgr->device, mmSMC_IND_DATA_11, *src++);
SMUM_WRITE_FIELD(smumgr->device, SMC_IND_ACCESS_CNTL, AUTO_INCREMENT_IND_11, 0);
PP_ASSERT_WITH_CODE((0 == byte_count), "SMC size must be dividable by 4.", return -1);
return 0;
}
static enum cgs_ucode_id polaris10_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;
default:
break;
}
return result;
}
static int polaris10_upload_smu_firmware_image(struct pp_smumgr *smumgr)
{
int result = 0;
struct polaris10_smumgr *smu_data = (struct polaris10_smumgr *)(smumgr->backend);
struct cgs_firmware_info info = {0};
if (smu_data->security_hard_key == 1)
cgs_get_firmware_info(smumgr->device,
polaris10_convert_fw_type_to_cgs(UCODE_ID_SMU), &info);
else
cgs_get_firmware_info(smumgr->device,
polaris10_convert_fw_type_to_cgs(UCODE_ID_SMU_SK), &info);
/* TO DO cgs_init_samu_load_smu(smumgr->device, (uint32_t *)info.kptr, info.image_size, smu_data->post_initial_boot);*/
result = polaris10_upload_smc_firmware_data(smumgr, info.image_size, (uint32_t *)info.kptr, POLARIS10_SMC_SIZE);
return result;
}
/**
* 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 polaris10_read_smc_sram_dword(struct pp_smumgr *smumgr, uint32_t smc_addr, uint32_t *value, uint32_t limit)
{
int result;
result = polaris10_set_smc_sram_address(smumgr, smc_addr, limit);
if (result)
return result;
*value = cgs_read_register(smumgr->device, mmSMC_IND_DATA_11);
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 smc_addr the address in the SMC RAM to access.
* @param value to write to the SMC SRAM.
*/
int polaris10_write_smc_sram_dword(struct pp_smumgr *smumgr, uint32_t smc_addr, uint32_t value, uint32_t limit)
{
int result;
result = polaris10_set_smc_sram_address(smumgr, smc_addr, limit);
if (result)
return result;
cgs_write_register(smumgr->device, mmSMC_IND_DATA_11, value);
return 0;
}
int polaris10_smu_fini(struct pp_smumgr *smumgr)
{
if (smumgr->backend) {
kfree(smumgr->backend);
smumgr->backend = NULL;
}
cgs_rel_firmware(smumgr->device, CGS_UCODE_ID_SMU);
return 0;
}
/* Convert the firmware type to SMU type mask. For MEC, we need to check all MEC related type */
static uint32_t polaris10_get_mask_for_firmware_type(uint32_t fw_type)
{
uint32_t result = 0;
switch (fw_type) {
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_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:
printk("UCode type is out of range! \n");
result = 0;
}
return result;
}
/* Populate one firmware image to the data structure */
static int polaris10_populate_single_firmware_entry(struct pp_smumgr *smumgr,
uint32_t fw_type,
struct SMU_Entry *entry)
{
int result = 0;
struct cgs_firmware_info info = {0};
result = cgs_get_firmware_info(smumgr->device,
polaris10_convert_fw_type_to_cgs(fw_type),
&info);
if (!result) {
entry->version = info.version;
entry->id = (uint16_t)fw_type;
entry->image_addr_high = smu_upper_32_bits(info.mc_addr);
entry->image_addr_low = smu_lower_32_bits(info.mc_addr);
entry->meta_data_addr_high = 0;
entry->meta_data_addr_low = 0;
entry->data_size_byte = info.image_size;
entry->num_register_entries = 0;
}
if (fw_type == UCODE_ID_RLC_G)
entry->flags = 1;
else
entry->flags = 0;
return 0;
}
static int polaris10_request_smu_load_fw(struct pp_smumgr *smumgr)
{
struct polaris10_smumgr *smu_data = (struct polaris10_smumgr *)(smumgr->backend);
uint32_t fw_to_load;
int result = 0;
struct SMU_DRAMData_TOC *toc;
if (!smumgr->reload_fw) {
printk(KERN_INFO "[ powerplay ] skip reloading...\n");
return 0;
}
if (smu_data->soft_regs_start)
cgs_write_ind_register(smumgr->device, CGS_IND_REG__SMC,
smu_data->soft_regs_start + offsetof(SMU74_SoftRegisters, UcodeLoadStatus),
0x0);
polaris10_send_msg_to_smc_with_parameter(smumgr, PPSMC_MSG_SMU_DRAM_ADDR_HI, smu_data->smu_buffer.mc_addr_high);
polaris10_send_msg_to_smc_with_parameter(smumgr, PPSMC_MSG_SMU_DRAM_ADDR_LO, smu_data->smu_buffer.mc_addr_low);
toc = (struct SMU_DRAMData_TOC *)smu_data->header;
toc->num_entries = 0;
toc->structure_version = 1;
PP_ASSERT_WITH_CODE(0 == polaris10_populate_single_firmware_entry(smumgr, UCODE_ID_RLC_G, &toc->entry[toc->num_entries++]), "Failed to Get Firmware Entry.", return -1);
PP_ASSERT_WITH_CODE(0 == polaris10_populate_single_firmware_entry(smumgr, UCODE_ID_CP_CE, &toc->entry[toc->num_entries++]), "Failed to Get Firmware Entry.", return -1);
PP_ASSERT_WITH_CODE(0 == polaris10_populate_single_firmware_entry(smumgr, UCODE_ID_CP_PFP, &toc->entry[toc->num_entries++]), "Failed to Get Firmware Entry.", return -1);
PP_ASSERT_WITH_CODE(0 == polaris10_populate_single_firmware_entry(smumgr, UCODE_ID_CP_ME, &toc->entry[toc->num_entries++]), "Failed to Get Firmware Entry.", return -1);
PP_ASSERT_WITH_CODE(0 == polaris10_populate_single_firmware_entry(smumgr, UCODE_ID_CP_MEC, &toc->entry[toc->num_entries++]), "Failed to Get Firmware Entry.", return -1);
PP_ASSERT_WITH_CODE(0 == polaris10_populate_single_firmware_entry(smumgr, UCODE_ID_CP_MEC_JT1, &toc->entry[toc->num_entries++]), "Failed to Get Firmware Entry.", return -1);
PP_ASSERT_WITH_CODE(0 == polaris10_populate_single_firmware_entry(smumgr, UCODE_ID_CP_MEC_JT2, &toc->entry[toc->num_entries++]), "Failed to Get Firmware Entry.", return -1);
PP_ASSERT_WITH_CODE(0 == polaris10_populate_single_firmware_entry(smumgr, UCODE_ID_SDMA0, &toc->entry[toc->num_entries++]), "Failed to Get Firmware Entry.", return -1);
PP_ASSERT_WITH_CODE(0 == polaris10_populate_single_firmware_entry(smumgr, UCODE_ID_SDMA1, &toc->entry[toc->num_entries++]), "Failed to Get Firmware Entry.", return -1);
polaris10_send_msg_to_smc_with_parameter(smumgr, PPSMC_MSG_DRV_DRAM_ADDR_HI, smu_data->header_buffer.mc_addr_high);
polaris10_send_msg_to_smc_with_parameter(smumgr, PPSMC_MSG_DRV_DRAM_ADDR_LO, smu_data->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;
if (polaris10_send_msg_to_smc_with_parameter(smumgr, PPSMC_MSG_LoadUcodes, fw_to_load))
printk(KERN_ERR "Fail to Request SMU Load uCode");
return result;
}
/* Check if the FW has been loaded, SMU will not return if loading has not finished. */
static int polaris10_check_fw_load_finish(struct pp_smumgr *smumgr, uint32_t fw_type)
{
struct polaris10_smumgr *smu_data = (struct polaris10_smumgr *)(smumgr->backend);
uint32_t fw_mask = polaris10_get_mask_for_firmware_type(fw_type);
uint32_t ret;
/* Check SOFT_REGISTERS_TABLE_28.UcodeLoadStatus */
ret = smum_wait_on_indirect_register(smumgr, mmSMC_IND_INDEX_11,
smu_data->soft_regs_start + offsetof(SMU74_SoftRegisters, UcodeLoadStatus),
fw_mask, fw_mask);
return ret;
}
static int polaris10_reload_firmware(struct pp_smumgr *smumgr)
{
return smumgr->smumgr_funcs->start_smu(smumgr);
}
static int polaris10_setup_pwr_virus(struct pp_smumgr *smumgr)
{
int i;
int result = -1;
uint32_t reg, data;
const PWR_Command_Table *pvirus = pwr_virus_table;
struct polaris10_smumgr *smu_data = (struct polaris10_smumgr *)(smumgr->backend);
for (i = 0; i < PWR_VIRUS_TABLE_SIZE; i++) {
switch (pvirus->command) {
case PwrCmdWrite:
reg = pvirus->reg;
data = pvirus->data;
cgs_write_register(smumgr->device, reg, data);
break;
case PwrCmdEnd:
result = 0;
break;
default:
printk("Table Exit with Invalid Command!");
smu_data->avfs.avfs_btc_status = AVFS_BTC_VIRUS_FAIL;
result = -1;
break;
}
pvirus++;
}
return result;
}
static int polaris10_perform_btc(struct pp_smumgr *smumgr)
{
int result = 0;
struct polaris10_smumgr *smu_data = (struct polaris10_smumgr *)(smumgr->backend);
if (0 != smu_data->avfs.avfs_btc_param) {
if (0 != polaris10_send_msg_to_smc_with_parameter(smumgr, PPSMC_MSG_PerformBtc, smu_data->avfs.avfs_btc_param)) {
printk("[AVFS][SmuPolaris10_PerformBtc] PerformBTC SMU msg failed");
result = -1;
}
}
if (smu_data->avfs.avfs_btc_param > 1) {
/* Soft-Reset to reset the engine before loading uCode */
/* halt */
cgs_write_register(smumgr->device, mmCP_MEC_CNTL, 0x50000000);
/* reset everything */
cgs_write_register(smumgr->device, mmGRBM_SOFT_RESET, 0xffffffff);
cgs_write_register(smumgr->device, mmGRBM_SOFT_RESET, 0);
}
return result;
}
int polaris10_setup_graphics_level_structure(struct pp_smumgr *smumgr)
{
uint32_t vr_config;
uint32_t dpm_table_start;
uint16_t u16_boot_mvdd;
uint32_t graphics_level_address, vr_config_address, graphics_level_size;
graphics_level_size = sizeof(avfs_graphics_level_polaris10);
u16_boot_mvdd = PP_HOST_TO_SMC_US(1300 * VOLTAGE_SCALE);
PP_ASSERT_WITH_CODE(0 == polaris10_read_smc_sram_dword(smumgr,
SMU7_FIRMWARE_HEADER_LOCATION + offsetof(SMU74_Firmware_Header, DpmTable),
&dpm_table_start, 0x40000),
"[AVFS][Polaris10_SetupGfxLvlStruct] SMU could not communicate starting address of DPM table",
return -1);
/* Default value for VRConfig = VR_MERGED_WITH_VDDC + VR_STATIC_VOLTAGE(VDDCI) */
vr_config = 0x01000500; /* Real value:0x50001 */
vr_config_address = dpm_table_start + offsetof(SMU74_Discrete_DpmTable, VRConfig);
PP_ASSERT_WITH_CODE(0 == polaris10_copy_bytes_to_smc(smumgr, vr_config_address,
(uint8_t *)&vr_config, sizeof(uint32_t), 0x40000),
"[AVFS][Polaris10_SetupGfxLvlStruct] Problems copying VRConfig value over to SMC",
return -1);
graphics_level_address = dpm_table_start + offsetof(SMU74_Discrete_DpmTable, GraphicsLevel);
PP_ASSERT_WITH_CODE(0 == polaris10_copy_bytes_to_smc(smumgr, graphics_level_address,
(uint8_t *)(&avfs_graphics_level_polaris10),
graphics_level_size, 0x40000),
"[AVFS][Polaris10_SetupGfxLvlStruct] Copying of SCLK DPM table failed!",
return -1);
graphics_level_address = dpm_table_start + offsetof(SMU74_Discrete_DpmTable, MemoryLevel);
PP_ASSERT_WITH_CODE(0 == polaris10_copy_bytes_to_smc(smumgr, graphics_level_address,
(uint8_t *)(&avfs_memory_level_polaris10), sizeof(avfs_memory_level_polaris10), 0x40000),
"[AVFS][Polaris10_SetupGfxLvlStruct] Copying of MCLK DPM table failed!",
return -1);
/* MVDD Boot value - neccessary for getting rid of the hang that occurs during Mclk DPM enablement */
graphics_level_address = dpm_table_start + offsetof(SMU74_Discrete_DpmTable, BootMVdd);
PP_ASSERT_WITH_CODE(0 == polaris10_copy_bytes_to_smc(smumgr, graphics_level_address,
(uint8_t *)(&u16_boot_mvdd), sizeof(u16_boot_mvdd), 0x40000),
"[AVFS][Polaris10_SetupGfxLvlStruct] Copying of DPM table failed!",
return -1);
return 0;
}
int polaris10_avfs_event_mgr(struct pp_smumgr *smumgr, bool SMU_VFT_INTACT)
{
struct polaris10_smumgr *smu_data = (struct polaris10_smumgr *)(smumgr->backend);
switch (smu_data->avfs.avfs_btc_status) {
case AVFS_BTC_COMPLETED_PREVIOUSLY:
break;
case AVFS_BTC_BOOT: /* Cold Boot State - Post SMU Start */
smu_data->avfs.avfs_btc_status = AVFS_BTC_DPMTABLESETUP_FAILED;
PP_ASSERT_WITH_CODE(0 == polaris10_setup_graphics_level_structure(smumgr),
"[AVFS][Polaris10_AVFSEventMgr] Could not Copy Graphics Level table over to SMU",
return -1);
if (smu_data->avfs.avfs_btc_param > 1) {
printk("[AVFS][Polaris10_AVFSEventMgr] AC BTC has not been successfully verified on Fiji. There may be in this setting.");
smu_data->avfs.avfs_btc_status = AVFS_BTC_VIRUS_FAIL;
PP_ASSERT_WITH_CODE(-1 == polaris10_setup_pwr_virus(smumgr),
"[AVFS][Polaris10_AVFSEventMgr] Could not setup Pwr Virus for AVFS ",
return -1);
}
smu_data->avfs.avfs_btc_status = AVFS_BTC_FAILED;
PP_ASSERT_WITH_CODE(0 == polaris10_perform_btc(smumgr),
"[AVFS][Polaris10_AVFSEventMgr] Failure at SmuPolaris10_PerformBTC. AVFS Disabled",
return -1);
break;
case AVFS_BTC_DISABLED:
case AVFS_BTC_NOTSUPPORTED:
break;
default:
printk("[AVFS] Something is broken. See log!");
break;
}
return 0;
}
static int polaris10_start_smu_in_protection_mode(struct pp_smumgr *smumgr)
{
int result = 0;
/* Wait for smc boot up */
/* SMUM_WAIT_VFPF_INDIRECT_FIELD_UNEQUAL(smumgr, SMC_IND, RCU_UC_EVENTS, boot_seq_done, 0) */
/* Assert reset */
SMUM_WRITE_VFPF_INDIRECT_FIELD(smumgr->device, CGS_IND_REG__SMC,
SMC_SYSCON_RESET_CNTL, rst_reg, 1);
result = polaris10_upload_smu_firmware_image(smumgr);
if (result != 0)
return result;
/* Clear status */
cgs_write_ind_register(smumgr->device, CGS_IND_REG__SMC, ixSMU_STATUS, 0);
SMUM_WRITE_VFPF_INDIRECT_FIELD(smumgr->device, CGS_IND_REG__SMC,
SMC_SYSCON_CLOCK_CNTL_0, ck_disable, 0);
/* De-assert reset */
SMUM_WRITE_VFPF_INDIRECT_FIELD(smumgr->device, CGS_IND_REG__SMC,
SMC_SYSCON_RESET_CNTL, rst_reg, 0);
SMUM_WAIT_VFPF_INDIRECT_FIELD(smumgr, SMC_IND, RCU_UC_EVENTS, INTERRUPTS_ENABLED, 1);
/* Call Test SMU message with 0x20000 offset to trigger SMU start */
polaris10_send_msg_to_smc_offset(smumgr);
/* Wait done bit to be set */
/* Check pass/failed indicator */
SMUM_WAIT_VFPF_INDIRECT_FIELD_UNEQUAL(smumgr, SMC_IND, SMU_STATUS, SMU_DONE, 0);
if (1 != SMUM_READ_VFPF_INDIRECT_FIELD(smumgr->device, CGS_IND_REG__SMC,
SMU_STATUS, SMU_PASS))
PP_ASSERT_WITH_CODE(false, "SMU Firmware start failed!", return -1);
cgs_write_ind_register(smumgr->device, CGS_IND_REG__SMC, ixFIRMWARE_FLAGS, 0);
SMUM_WRITE_VFPF_INDIRECT_FIELD(smumgr->device, CGS_IND_REG__SMC,
SMC_SYSCON_RESET_CNTL, rst_reg, 1);
SMUM_WRITE_VFPF_INDIRECT_FIELD(smumgr->device, CGS_IND_REG__SMC,
SMC_SYSCON_RESET_CNTL, rst_reg, 0);
/* Wait for firmware to initialize */
SMUM_WAIT_VFPF_INDIRECT_FIELD(smumgr, SMC_IND, FIRMWARE_FLAGS, INTERRUPTS_ENABLED, 1);
return result;
}
static int polaris10_start_smu_in_non_protection_mode(struct pp_smumgr *smumgr)
{
int result = 0;
/* wait for smc boot up */
SMUM_WAIT_VFPF_INDIRECT_FIELD_UNEQUAL(smumgr, SMC_IND, RCU_UC_EVENTS, boot_seq_done, 0);
/* Clear firmware interrupt enable flag */
/* SMUM_WRITE_VFPF_INDIRECT_FIELD(pSmuMgr, SMC_IND, SMC_SYSCON_MISC_CNTL, pre_fetcher_en, 1); */
cgs_write_ind_register(smumgr->device, CGS_IND_REG__SMC,
ixFIRMWARE_FLAGS, 0);
SMUM_WRITE_VFPF_INDIRECT_FIELD(smumgr->device, CGS_IND_REG__SMC,
SMC_SYSCON_RESET_CNTL,
rst_reg, 1);
result = polaris10_upload_smu_firmware_image(smumgr);
if (result != 0)
return result;
/* Set smc instruct start point at 0x0 */
polaris10_program_jump_on_start(smumgr);
SMUM_WRITE_VFPF_INDIRECT_FIELD(smumgr->device, CGS_IND_REG__SMC,
SMC_SYSCON_CLOCK_CNTL_0, ck_disable, 0);
SMUM_WRITE_VFPF_INDIRECT_FIELD(smumgr->device, CGS_IND_REG__SMC,
SMC_SYSCON_RESET_CNTL, rst_reg, 0);
/* Wait for firmware to initialize */
SMUM_WAIT_VFPF_INDIRECT_FIELD(smumgr, SMC_IND,
FIRMWARE_FLAGS, INTERRUPTS_ENABLED, 1);
return result;
}
static int polaris10_start_smu(struct pp_smumgr *smumgr)
{
int result = 0;
struct polaris10_smumgr *smu_data = (struct polaris10_smumgr *)(smumgr->backend);
bool SMU_VFT_INTACT;
/* Only start SMC if SMC RAM is not running */
if (!polaris10_is_smc_ram_running(smumgr)) {
SMU_VFT_INTACT = false;
smu_data->protected_mode = (uint8_t) (SMUM_READ_VFPF_INDIRECT_FIELD(smumgr->device, CGS_IND_REG__SMC, SMU_FIRMWARE, SMU_MODE));
smu_data->security_hard_key = (uint8_t) (SMUM_READ_VFPF_INDIRECT_FIELD(smumgr->device, CGS_IND_REG__SMC, SMU_FIRMWARE, SMU_SEL));
/* Check if SMU is running in protected mode */
if (smu_data->protected_mode == 0) {
result = polaris10_start_smu_in_non_protection_mode(smumgr);
} else {
result = polaris10_start_smu_in_protection_mode(smumgr);
/* If failed, try with different security Key. */
if (result != 0) {
smu_data->security_hard_key ^= 1;
result = polaris10_start_smu_in_protection_mode(smumgr);
}
}
if (result != 0)
PP_ASSERT_WITH_CODE(0, "Failed to load SMU ucode.", return result);
polaris10_avfs_event_mgr(smumgr, true);
} else
SMU_VFT_INTACT = true; /*Driver went offline but SMU was still alive and contains the VFT table */
smu_data->post_initial_boot = true;
polaris10_avfs_event_mgr(smumgr, SMU_VFT_INTACT);
/* Setup SoftRegsStart here for register lookup in case DummyBackEnd is used and ProcessFirmwareHeader is not executed */
polaris10_read_smc_sram_dword(smumgr, SMU7_FIRMWARE_HEADER_LOCATION + offsetof(SMU74_Firmware_Header, SoftRegisters),
&(smu_data->soft_regs_start), 0x40000);
result = polaris10_request_smu_load_fw(smumgr);
return result;
}
static int polaris10_smu_init(struct pp_smumgr *smumgr)
{
struct polaris10_smumgr *smu_data;
uint8_t *internal_buf;
uint64_t mc_addr = 0;
/* Allocate memory for backend private data */
smu_data = (struct polaris10_smumgr *)(smumgr->backend);
smu_data->header_buffer.data_size =
((sizeof(struct SMU_DRAMData_TOC) / 4096) + 1) * 4096;
smu_data->smu_buffer.data_size = 200*4096;
smu_data->avfs.avfs_btc_status = AVFS_BTC_NOTSUPPORTED;
/* Allocate FW image data structure and header buffer and
* send the header buffer address to SMU */
smu_allocate_memory(smumgr->device,
smu_data->header_buffer.data_size,
CGS_GPU_MEM_TYPE__VISIBLE_CONTIG_FB,
PAGE_SIZE,
&mc_addr,
&smu_data->header_buffer.kaddr,
&smu_data->header_buffer.handle);
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);
PP_ASSERT_WITH_CODE((NULL != smu_data->header),
"Out of memory.",
kfree(smumgr->backend);
cgs_free_gpu_mem(smumgr->device,
(cgs_handle_t)smu_data->header_buffer.handle);
return -1);
/* Allocate buffer for SMU internal buffer and send the address to SMU.
* Iceland SMU does not need internal buffer.*/
smu_allocate_memory(smumgr->device,
smu_data->smu_buffer.data_size,
CGS_GPU_MEM_TYPE__VISIBLE_CONTIG_FB,
PAGE_SIZE,
&mc_addr,
&smu_data->smu_buffer.kaddr,
&smu_data->smu_buffer.handle);
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(smumgr->backend);
cgs_free_gpu_mem(smumgr->device,
(cgs_handle_t)smu_data->smu_buffer.handle);
return -1;);
if (polaris10_is_hw_avfs_present(smumgr))
smu_data->avfs.avfs_btc_status = AVFS_BTC_BOOT;
else
smu_data->avfs.avfs_btc_status = AVFS_BTC_NOTSUPPORTED;
return 0;
}
static const struct pp_smumgr_func polaris10_smu_funcs = {
.smu_init = polaris10_smu_init,
.smu_fini = polaris10_smu_fini,
.start_smu = polaris10_start_smu,
.check_fw_load_finish = polaris10_check_fw_load_finish,
.request_smu_load_fw = polaris10_reload_firmware,
.request_smu_load_specific_fw = NULL,
.send_msg_to_smc = polaris10_send_msg_to_smc,
.send_msg_to_smc_with_parameter = polaris10_send_msg_to_smc_with_parameter,
.download_pptable_settings = NULL,
.upload_pptable_settings = NULL,
};
int polaris10_smum_init(struct pp_smumgr *smumgr)
{
struct polaris10_smumgr *polaris10_smu = NULL;
polaris10_smu = kzalloc(sizeof(struct polaris10_smumgr), GFP_KERNEL);
if (polaris10_smu == NULL)
return -1;
smumgr->backend = polaris10_smu;
smumgr->smumgr_funcs = &polaris10_smu_funcs;
return 0;
}