drm/msm: default to XR24 rather than AR24

Since X11 is going to create an XR24 fb, if the pixel formats do not
match then crtc helpers will think it is a full modeset even if mode is
the same, which prevents smooth/flickerless handover from fbcon/plymouth
to X11.

Signed-off-by: Rob Clark <robdclark@gmail.com>

diff --git a/drivers/gpu/drm/msm/msm_fbdev.c b/drivers/gpu/drm/msm/msm_fbdev.c
index 6c6d7d4c9b4e77848994222f9bd5bf2b26b6a043..a752ab83b8104124a232d3e6701846c661fabfa3 100644 (file)
--- a/drivers/gpu/drm/msm/msm_fbdev.c
+++ b/drivers/gpu/drm/msm/msm_fbdev.c
@@ -62,11 +62,8 @@ static int msm_fbdev_create(struct drm_fb_helper *helper,
        dma_addr_t paddr;
        int ret, size;
 
-       /* only doing ARGB32 since this is what is needed to alpha-blend
-        * with video overlays:
-        */
        sizes->surface_bpp = 32;
-       sizes->surface_depth = 32;
+       sizes->surface_depth = 24;
 
        DBG("create fbdev: %dx%d@%d (%dx%d)", sizes->surface_width,
                        sizes->surface_height, sizes->surface_bpp,