diff options
| author | Luben Tuikov <luben.tuikov@amd.com> | 2022-02-04 03:05:20 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2022-02-08 01:59:53 +0300 |
| commit | 3f3a24a0a3a58677d2b4f3c442d7a1be05afb123 (patch) | |
| tree | de16c8dc0d55b72916b9da950b9533efbbc83906 /drivers/gpu/drm/amd/amdgpu/amdgpu_fru_eeprom.c | |
| parent | 3f1e2e9d9993a3b1e33661fee26566f091e01b2b (diff) | |
| download | linux-3f3a24a0a3a58677d2b4f3c442d7a1be05afb123.tar.xz | |
drm/amdgpu: Don't offset by 2 in FRU EEPROM
Read buffers no longer expose the I2C address, and so we don't need to
offset by two when we get the read data.
Cc: Alex Deucher <Alexander.Deucher@amd.com>
Cc: Kent Russell <kent.russell@amd.com>
Cc: Andrey Grodzovsky <Andrey.Grodzovsky@amd.com>
Fixes: bd607166af7fe3 ("drm/amdgpu: Enable reading FRU chip via I2C v3")
Signed-off-by: Luben Tuikov <luben.tuikov@amd.com>
Acked-by: Harish Kasiviswanathan <Harish.Kasiviswanathan@amd.com>
Reviewed-by: Kent Russell <kent.russell@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_fru_eeprom.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_fru_eeprom.c | 13 |
1 files changed, 4 insertions, 9 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_fru_eeprom.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_fru_eeprom.c index 792337433a9e..61c4e71e3998 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_fru_eeprom.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_fru_eeprom.c @@ -103,17 +103,13 @@ static int amdgpu_fru_read_eeprom(struct amdgpu_device *adev, uint32_t addrptr, int amdgpu_fru_get_product_info(struct amdgpu_device *adev) { - unsigned char buf[AMDGPU_PRODUCT_NAME_LEN+2]; + unsigned char buf[AMDGPU_PRODUCT_NAME_LEN]; u32 addrptr; int size, len; - int offset = 2; if (!is_fru_eeprom_supported(adev)) return 0; - if (adev->asic_type == CHIP_ALDEBARAN) - offset = 0; - /* If algo exists, it means that the i2c_adapter's initialized */ if (!adev->pm.fru_eeprom_i2c_bus || !adev->pm.fru_eeprom_i2c_bus->algo) { DRM_WARN("Cannot access FRU, EEPROM accessor not initialized"); @@ -155,8 +151,7 @@ int amdgpu_fru_get_product_info(struct amdgpu_device *adev) AMDGPU_PRODUCT_NAME_LEN); len = AMDGPU_PRODUCT_NAME_LEN - 1; } - /* Start at 2 due to buf using fields 0 and 1 for the address */ - memcpy(adev->product_name, &buf[offset], len); + memcpy(adev->product_name, buf, len); adev->product_name[len] = '\0'; addrptr += size + 1; @@ -174,7 +169,7 @@ int amdgpu_fru_get_product_info(struct amdgpu_device *adev) DRM_WARN("FRU Product Number is larger than 16 characters. This is likely a mistake"); len = sizeof(adev->product_number) - 1; } - memcpy(adev->product_number, &buf[offset], len); + memcpy(adev->product_number, buf, len); adev->product_number[len] = '\0'; addrptr += size + 1; @@ -201,7 +196,7 @@ int amdgpu_fru_get_product_info(struct amdgpu_device *adev) DRM_WARN("FRU Serial Number is larger than 16 characters. This is likely a mistake"); len = sizeof(adev->serial) - 1; } - memcpy(adev->serial, &buf[offset], len); + memcpy(adev->serial, buf, len); adev->serial[len] = '\0'; return 0; |