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path: root/drivers/gpu/drm/amd/amdgpu/amdgpu_fru_eeprom.c
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Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_fru_eeprom.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_fru_eeprom.c25
1 files changed, 15 insertions, 10 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_fru_eeprom.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_fru_eeprom.c
index 7709caeb233d..2a786e788627 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_fru_eeprom.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_fru_eeprom.c
@@ -56,6 +56,9 @@ static bool is_fru_eeprom_supported(struct amdgpu_device *adev)
return true;
else
return false;
+ case CHIP_ALDEBARAN:
+ /* All Aldebaran SKUs have the FRU */
+ return true;
default:
return false;
}
@@ -88,13 +91,17 @@ 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 buff[34];
+ unsigned char buff[AMDGPU_PRODUCT_NAME_LEN+2];
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.smu_i2c.algo) {
DRM_WARN("Cannot access FRU, EEPROM accessor not initialized");
@@ -131,15 +138,13 @@ int amdgpu_fru_get_product_info(struct amdgpu_device *adev)
}
len = size;
- /* Product name should only be 32 characters. Any more,
- * and something could be wrong. Cap it at 32 to be safe
- */
- if (len >= sizeof(adev->product_name)) {
- DRM_WARN("FRU Product Number is larger than 32 characters. This is likely a mistake");
- len = sizeof(adev->product_name) - 1;
+ if (len >= AMDGPU_PRODUCT_NAME_LEN) {
+ DRM_WARN("FRU Product Name is larger than %d characters. This is likely a mistake",
+ AMDGPU_PRODUCT_NAME_LEN);
+ len = AMDGPU_PRODUCT_NAME_LEN - 1;
}
/* Start at 2 due to buff using fields 0 and 1 for the address */
- memcpy(adev->product_name, &buff[2], len);
+ memcpy(adev->product_name, &buff[offset], len);
adev->product_name[len] = '\0';
addrptr += size + 1;
@@ -157,7 +162,7 @@ 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, &buff[2], len);
+ memcpy(adev->product_number, &buff[offset], len);
adev->product_number[len] = '\0';
addrptr += size + 1;
@@ -184,7 +189,7 @@ 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, &buff[2], len);
+ memcpy(adev->serial, &buff[offset], len);
adev->serial[len] = '\0';
return 0;