pxafb: add transparency field to pxafb_mode_info struct

This allows to select either RGB565 (transparency 0) or RGBT555
(transparency 1) from the mode info

Signed-off-by: Pieter Grimmerink <p.grimmerink@inepro.com>
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/video/pxafb.c b/drivers/video/pxafb.c
index 33a6aacfcbe3..f58a3aae6ea6 100644
--- a/drivers/video/pxafb.c
+++ b/drivers/video/pxafb.c
@@ -398,6 +398,7 @@ static void pxafb_setmode(struct fb_var_screeninfo *var,
         var->lower_margin       = mode->lower_margin;
         var->sync               = mode->sync;
         var->grayscale          = mode->cmap_greyscale;
+        var->transp.length      = mode->transparency;
 
         /* set the initial RGBA bitfields */
         pxafb_set_pixfmt(var, mode->depth);