generic-poky/meta/packages/linux/linux-omap-2.6.29/dss2/0029-DSS2-OMAPFB-Set-line_l...

62 lines
1.9 KiB
Diff

From a8a37babe4856170f4cba86c425a8f21975d9e9e Mon Sep 17 00:00:00 2001
From: Tim Yamin <plasm@roo.me.uk>
Date: Mon, 13 Apr 2009 13:57:42 -0700
Subject: [PATCH] DSS2: OMAPFB: Set line_length correctly for YUV with VRFB.
Signed-off-by: Tim Yamin <plasm@roo.me.uk>
---
drivers/video/omap2/omapfb/omapfb-main.c | 30 +++++++++++++++++++++++++-----
1 files changed, 25 insertions(+), 5 deletions(-)
diff --git a/drivers/video/omap2/omapfb/omapfb-main.c b/drivers/video/omap2/omapfb/omapfb-main.c
index 57f5900..cd63740 100644
--- a/drivers/video/omap2/omapfb/omapfb-main.c
+++ b/drivers/video/omap2/omapfb/omapfb-main.c
@@ -392,10 +392,19 @@ void set_fb_fix(struct fb_info *fbi)
fbi->screen_base = (char __iomem *)omapfb_get_region_vaddr(ofbi);
/* used by mmap in fbmem.c */
- if (ofbi->rotation_type == OMAP_DSS_ROT_VRFB)
- fix->line_length =
- (OMAP_VRFB_LINE_LEN * var->bits_per_pixel) >> 3;
- else
+ if (ofbi->rotation_type == OMAP_DSS_ROT_VRFB) {
+ switch (var->nonstd) {
+ case OMAPFB_COLOR_YUV422:
+ case OMAPFB_COLOR_YUY422:
+ fix->line_length =
+ (OMAP_VRFB_LINE_LEN * var->bits_per_pixel) >> 2;
+ break;
+ default:
+ fix->line_length =
+ (OMAP_VRFB_LINE_LEN * var->bits_per_pixel) >> 3;
+ break;
+ }
+ } else
fix->line_length =
(var->xres_virtual * var->bits_per_pixel) >> 3;
fix->smem_start = omapfb_get_region_paddr(ofbi);
@@ -704,7 +713,18 @@ static int omapfb_setup_overlay(struct fb_info *fbi, struct omap_overlay *ovl,
goto err;
}
- screen_width = fix->line_length / (var->bits_per_pixel >> 3);
+ switch (var->nonstd) {
+ case OMAPFB_COLOR_YUV422:
+ case OMAPFB_COLOR_YUY422:
+ if (ofbi->rotation_type == OMAP_DSS_ROT_VRFB) {
+ screen_width = fix->line_length
+ / (var->bits_per_pixel >> 2);
+ break;
+ }
+ default:
+ screen_width = fix->line_length / (var->bits_per_pixel >> 3);
+ break;
+ }
ovl->get_overlay_info(ovl, &info);
--
1.5.6.5