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 mroos@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;