drm/radeon/kms: don't read attempt to read bios from VRAM on unposted GPU.

[net-next-2.6.git] / drivers / gpu / drm / radeon / radeon_bios.c

diff --git a/drivers/gpu/drm/radeon/radeon_bios.c b/drivers/gpu/drm/radeon/radeon_bios.c
index fbba938f80481a422418fc3f095b7eef3519c212..2c92137399995f17d9df664c2ae28aa9ad8bbefa 100644 (file)
--- a/drivers/gpu/drm/radeon/radeon_bios.c
+++ b/drivers/gpu/drm/radeon/radeon_bios.c
@@ -48,6 +48,10 @@ static bool igp_read_bios_from_vram(struct radeon_device *rdev)
        resource_size_t vram_base;
        resource_size_t size = 256 * 1024; /* ??? */
 
+       if (!(rdev->flags & RADEON_IS_IGP))
+               if (!radeon_card_posted(rdev))
+                       return false;
+
        rdev->bios = NULL;
        vram_base = drm_get_resource_start(rdev->ddev, 0);
        bios = ioremap(vram_base, size);