diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_fru_eeprom.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_fru_eeprom.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_fru_eeprom.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_fru_eeprom.c index 89109eb2ce16..1ae88c459da5 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_fru_eeprom.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_fru_eeprom.c @@ -31,6 +31,7 @@ #define FRU_EEPROM_MADDR_6 0x60000 #define FRU_EEPROM_MADDR_8 0x80000 +#define FRU_EEPROM_MADDR_INV 0xFFFFF static bool is_fru_eeprom_supported(struct amdgpu_device *adev, u32 *fru_addr) { @@ -104,6 +105,10 @@ static bool is_fru_eeprom_supported(struct amdgpu_device *adev, u32 *fru_addr) if (fru_addr) *fru_addr = FRU_EEPROM_MADDR_8; return true; + case IP_VERSION(13, 0, 12): + if (fru_addr) + *fru_addr = FRU_EEPROM_MADDR_INV; + return true; default: return false; } @@ -120,6 +125,10 @@ int amdgpu_fru_get_product_info(struct amdgpu_device *adev) if (!is_fru_eeprom_supported(adev, &fru_addr)) return 0; + /* FRU data avaialble, but no direct EEPROM access */ + if (fru_addr == FRU_EEPROM_MADDR_INV) + return 0; + if (!adev->fru_info) { adev->fru_info = kzalloc(sizeof(*adev->fru_info), GFP_KERNEL); if (!adev->fru_info) |