tridentfb: fix 224 color logo at 8 bpp

Fix depth setting for 8 bpp mode.  The nice 224 color logo is not
displayed in 8 bpp depth without this fix.

Signed-off-by: Krzysztof Helt <krzysztof.h1@wp.pl>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 3 insertions, 5 deletions

diff --git a/drivers/video/tridentfb.c b/drivers/video/tridentfb.c
index da4b464cbdba..1c3f0ba4b33a 100644
--- a/drivers/video/tridentfb.c
+++ b/drivers/video/tridentfb.c
@@ -878,11 +878,9 @@ static int tridentfb_check_var(struct fb_var_screeninfo *var,
         switch (bpp) {
         case 8:
                 var->red.offset = 0;
-                var->green.offset = 0;
-                var->blue.offset = 0;
-                var->red.length = 6;
-                var->green.length = 6;
-                var->blue.length = 6;
+                var->red.length = 8;
+                var->green = var->red;
+                var->blue = var->red;
                 break;
         case 16:
                 var->red.offset = 11;