drm/radeon/kms: Use surfaces for scanout / cursor byte swapping on big endian.
Signed-off-by: Michel Dänzer <daenzer@vmware.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
diff --git a/drivers/gpu/drm/radeon/r100.c b/drivers/gpu/drm/radeon/r100.c
index fa0fdc1..737970b 100644
--- a/drivers/gpu/drm/radeon/r100.c
+++ b/drivers/gpu/drm/radeon/r100.c
@@ -2235,6 +2235,11 @@
flags |= R300_SURF_TILE_MICRO;
}
+ if (tiling_flags & RADEON_TILING_SWAP_16BIT)
+ flags |= RADEON_SURF_AP0_SWP_16BPP | RADEON_SURF_AP1_SWP_16BPP;
+ if (tiling_flags & RADEON_TILING_SWAP_32BIT)
+ flags |= RADEON_SURF_AP0_SWP_32BPP | RADEON_SURF_AP1_SWP_32BPP;
+
DRM_DEBUG("writing surface %d %d %x %x\n", reg, flags, offset, offset+obj_size-1);
WREG32(RADEON_SURFACE0_INFO + surf_index, flags);
WREG32(RADEON_SURFACE0_LOWER_BOUND + surf_index, offset);