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path: root/drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c
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Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c
index efdf639f6593..f454a6bd0ed6 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c
@@ -97,6 +97,10 @@ static bool igp_read_bios_from_vram(struct amdgpu_device *adev)
if (amdgpu_device_need_post(adev))
return false;
+ /* FB BAR not enabled */
+ if (pci_resource_len(adev->pdev, 0) == 0)
+ return false;
+
adev->bios = NULL;
vram_base = pci_resource_start(adev->pdev, 0);
bios = ioremap_wc(vram_base, size);