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drm/amdgpu: fix 64bit BAR detection

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Windows added by the BIOS are not marked as 64bit because they are
usually not changeable anyway.

This fixes large BAR support on my new Ryzen build system.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König 2018-01-07 10:18:57 +01:00 committed by Alex Deucher
parent 9b8cad2047
commit 0ebb7c5405
1 changed files with 1 additions and 1 deletions
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drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
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@ -626,7 +626,7 @@ int amdgpu_device_resize_fb_bar(struct amdgpu_device *adev)
root = root->parent;
pci_bus_for_each_resource(root, res, i) {
if (res && res->flags & IORESOURCE_MEM_64 &&
if (res && res->flags & (IORESOURCE_MEM | IORESOURCE_MEM_64) &&
res->start > 0x100000000ull)
break;
}