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authorLijo Lazar <lijo.lazar@amd.com>2024-08-12 09:02:57 +0530
committerAlex Deucher <alexander.deucher@amd.com>2024-08-13 12:12:52 -0400
commit9c081c11c62112f1c30ff2426f755279a43fa1a1 (patch)
tree7c4356dd02a811a10b19ebefcda980d07b9b2564 /drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c
parente69c2dd7534f3fcabf7bb801db2a7ac71e7e5da6 (diff)
drm/amdgpu: Reorder to read EFI exported ROM first
On EFI BIOSes, PCI ROM may be exported through EFI_PCI_IO_PROTOCOL and expansion ROM BARs may not be enabled. Choose to read from EFI exported ROM data before reading PCI Expansion ROM BAR. Signed-off-by: Lijo Lazar <lijo.lazar@amd.com> Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c
index 618e469e3622..42e64bce661e 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c
@@ -431,6 +431,11 @@ bool amdgpu_get_bios(struct amdgpu_device *adev)
goto success;
}
+ if (amdgpu_read_platform_bios(adev)) {
+ dev_info(adev->dev, "Fetched VBIOS from platform\n");
+ goto success;
+ }
+
if (amdgpu_read_bios(adev)) {
dev_info(adev->dev, "Fetched VBIOS from ROM BAR\n");
goto success;
@@ -446,11 +451,6 @@ bool amdgpu_get_bios(struct amdgpu_device *adev)
goto success;
}
- if (amdgpu_read_platform_bios(adev)) {
- dev_info(adev->dev, "Fetched VBIOS from platform\n");
- goto success;
- }
-
dev_err(adev->dev, "Unable to locate a BIOS ROM\n");
return false;