diff options
author | John Clements <john.clements@amd.com> | 2020-02-25 20:25:17 +0800 |
---|---|---|
committer | Alex Deucher <alexander.deucher@amd.com> | 2020-02-26 14:17:32 -0500 |
commit | ef1caf48bd4d7cb568f22bf9d7cc9d725edc1555 (patch) | |
tree | 5008847acab46cc2ba254c9b64b149530426bb03 /drivers/gpu/drm | |
parent | 938065d4cb91c8e6c13c9c906490baca3427ae27 (diff) |
drm/amdgpu: Add Arcturus D342 page retire support
Check Arcturus SKU type to select I2C address of page retirement EEPROM
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: John Clements <john.clements@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm')
-rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_ras_eeprom.c | 52 |
1 files changed, 46 insertions, 6 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..ed15b1fa5e98 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras_eeprom.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras_eeprom.c @@ -26,9 +26,11 @@ #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 +57,45 @@ #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) { @@ -103,8 +144,6 @@ static int __update_table_header(struct amdgpu_ras_eeprom_control *control, return ret; } - - static uint32_t __calc_hdr_byte_sum(struct amdgpu_ras_eeprom_control *control) { int i; @@ -212,16 +251,17 @@ int amdgpu_ras_eeprom_init(struct amdgpu_ras_eeprom_control *control) .buf = buff, }; + if (!__get_eeprom_i2c_addr(adev, &control->i2c_address)) + return -EINVAL; + 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; |