To prevent hangs on non-PC machines (e.g. sparc64), probe Radeon ROM
from ATI IGP only on X86. Fixes hang in this place and allows PCI radeon
detection to move on to next problem.
Signed-off-by: Meelis Roos <mr...@linux.ee>
diff --git a/drivers/gpu/drm/radeon/radeon_bios.c
b/drivers/gpu/drm/radeon/radeon_bios.c
index 061b227..48ef97c 100644
--- a/drivers/gpu/drm/radeon/radeon_bios.c
+++ b/drivers/gpu/drm/radeon/radeon_bios.c
@@ -49,6 +49,11 @@ static bool igp_read_bios_from_vram(struct radeon_device
*rdev)
resource_size_t vram_base;
resource_size_t size = 256 * 1024; /* ??? */
+#ifndef CONFIG_X86
+ /* IGP only exists on X86 (32- and 64-bit) */
+ return false;
+#endif
+
if (!(rdev->flags & RADEON_IS_IGP))
if (!radeon_card_posted(rdev))
return false;
--
Meelis Roos (mr...@linux.ee)
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