[PATCH] fbdev: Use logo with depth of 4 or less for static pseudocolor

Since the visual STATIC_PSEUDOCOLOR has a read-only colormap, use logos
with 16 colors only since these logos use the console palette.  This has a
higher likelihood that the logo will display correctly.

Signed-of-by: Antonino Daplas <adaplas@pol.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 5 insertions, 0 deletions

diff --git a/drivers/video/fbmem.c b/drivers/video/fbmem.c
index 944855b3e4af..8d8eadb64853 100644
--- a/drivers/video/fbmem.c
+++ b/drivers/video/fbmem.c
@@ -435,6 +435,11 @@ int fb_prepare_logo(struct fb_info *info, int rotate)
                         depth = info->var.green.length;
         }
 
+        if (info->fix.visual == FB_VISUAL_STATIC_PSEUDOCOLOR) {
+                /* assume console colormap */
+                depth = 4;
+        }
+
         if (depth >= 8) {
                 switch (info->fix.visual) {
                 case FB_VISUAL_TRUECOLOR: