diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ras_eeprom.c')
-rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_ras_eeprom.c | 98 |
1 files changed, 53 insertions, 45 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras_eeprom.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras_eeprom.c index 2a8e04895595..c0096097bbcf 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras_eeprom.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras_eeprom.c @@ -25,10 +25,11 @@ #include "amdgpu.h" #include "amdgpu_ras.h" #include <linux/bits.h> -#include "smu_v11_0_i2c.h" +#include "atom.h" -#define EEPROM_I2C_TARGET_ADDR_ARCTURUS 0xA8 -#define EEPROM_I2C_TARGET_ADDR_VEGA20 0xA0 +#define EEPROM_I2C_TARGET_ADDR_VEGA20 0xA0 +#define EEPROM_I2C_TARGET_ADDR_ARCTURUS 0xA8 +#define EEPROM_I2C_TARGET_ADDR_ARCTURUS_D342 0xA0 /* * The 2 macros bellow represent the actual size in bytes that @@ -55,6 +56,45 @@ #define to_amdgpu_device(x) (container_of(x, struct amdgpu_ras, eeprom_control))->adev +static bool __get_eeprom_i2c_addr_arct(struct amdgpu_device *adev, + uint16_t *i2c_addr) +{ + struct atom_context *atom_ctx = adev->mode_info.atom_context; + + if (!i2c_addr || !atom_ctx) + return false; + + if (strnstr(atom_ctx->vbios_version, + "D342", + sizeof(atom_ctx->vbios_version))) + *i2c_addr = EEPROM_I2C_TARGET_ADDR_ARCTURUS_D342; + else + *i2c_addr = EEPROM_I2C_TARGET_ADDR_ARCTURUS; + + return true; +} + +static bool __get_eeprom_i2c_addr(struct amdgpu_device *adev, + uint16_t *i2c_addr) +{ + if (!i2c_addr) + return false; + + switch (adev->asic_type) { + case CHIP_VEGA20: + *i2c_addr = EEPROM_I2C_TARGET_ADDR_VEGA20; + break; + + case CHIP_ARCTURUS: + return __get_eeprom_i2c_addr_arct(adev, i2c_addr); + + default: + return false; + } + + return true; +} + static void __encode_table_header_to_buff(struct amdgpu_ras_eeprom_table_header *hdr, unsigned char *buff) { @@ -83,6 +123,7 @@ static int __update_table_header(struct amdgpu_ras_eeprom_control *control, unsigned char *buff) { int ret = 0; + struct amdgpu_device *adev = to_amdgpu_device(control); struct i2c_msg msg = { .addr = 0, .flags = 0, @@ -96,15 +137,13 @@ static int __update_table_header(struct amdgpu_ras_eeprom_control *control, msg.addr = control->i2c_address; - ret = i2c_transfer(&control->eeprom_accessor, &msg, 1); + ret = i2c_transfer(&adev->pm.smu_i2c, &msg, 1); if (ret < 1) DRM_ERROR("Failed to write EEPROM table header, ret:%d", ret); return ret; } - - static uint32_t __calc_hdr_byte_sum(struct amdgpu_ras_eeprom_control *control) { int i; @@ -212,32 +251,18 @@ int amdgpu_ras_eeprom_init(struct amdgpu_ras_eeprom_control *control) .buf = buff, }; - mutex_init(&control->tbl_mutex); - - switch (adev->asic_type) { - case CHIP_VEGA20: - control->i2c_address = EEPROM_I2C_TARGET_ADDR_VEGA20; - ret = smu_v11_0_i2c_eeprom_control_init(&control->eeprom_accessor); - break; - - case CHIP_ARCTURUS: - control->i2c_address = EEPROM_I2C_TARGET_ADDR_ARCTURUS; - ret = smu_i2c_eeprom_init(&adev->smu, &control->eeprom_accessor); - break; + /* Verify i2c adapter is initialized */ + if (!adev->pm.smu_i2c.algo) + return -ENOENT; - default: - return 0; - } + if (!__get_eeprom_i2c_addr(adev, &control->i2c_address)) + return -EINVAL; - if (ret) { - DRM_ERROR("Failed to init I2C controller, ret:%d", ret); - return ret; - } + mutex_init(&control->tbl_mutex); msg.addr = control->i2c_address; - /* Read/Create table header from EEPROM address 0 */ - ret = i2c_transfer(&control->eeprom_accessor, &msg, 1); + ret = i2c_transfer(&adev->pm.smu_i2c, &msg, 1); if (ret < 1) { DRM_ERROR("Failed to read EEPROM table header, ret:%d", ret); return ret; @@ -263,23 +288,6 @@ int amdgpu_ras_eeprom_init(struct amdgpu_ras_eeprom_control *control) return ret == 1 ? 0 : -EIO; } -void amdgpu_ras_eeprom_fini(struct amdgpu_ras_eeprom_control *control) -{ - struct amdgpu_device *adev = to_amdgpu_device(control); - - switch (adev->asic_type) { - case CHIP_VEGA20: - smu_v11_0_i2c_eeprom_control_fini(&control->eeprom_accessor); - break; - case CHIP_ARCTURUS: - smu_i2c_eeprom_fini(&adev->smu, &control->eeprom_accessor); - break; - - default: - return; - } -} - static void __encode_table_record_to_buff(struct amdgpu_ras_eeprom_control *control, struct eeprom_table_record *record, unsigned char *buff) @@ -436,7 +444,7 @@ int amdgpu_ras_eeprom_process_recods(struct amdgpu_ras_eeprom_control *control, control->next_addr += EEPROM_TABLE_RECORD_SIZE; } - ret = i2c_transfer(&control->eeprom_accessor, msgs, num); + ret = i2c_transfer(&adev->pm.smu_i2c, msgs, num); if (ret < 1) { DRM_ERROR("Failed to process EEPROM table records, ret:%d", ret); |