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authorJason Chen <b02280@freescale.com>2010-04-28 14:28:30 +0800
committerAlejandro Gonzalez <alex.gonzalez@digi.com>2010-05-27 10:30:32 +0200
commite67b7b69ff370aca48d898c2f5c2d387360e372a (patch)
treeb3f9aadbbf3dda9987ba11ace4e024650cf1e907 /drivers
parentc6b4922325734e995e007c39e7c734a81e45f538 (diff)
ENGR00122966 ipuv3 fb: set correct stride for nonstand fmt
Set correct stride for non-interleave fmt, if not, will cause v4l output play uncorrectly for ic_bypass mode. Signed-off-by: Jason Chen <b02280@freescale.com> Signed-off-by: Alejandro Gonzalez <alex.gonzalez@digi.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/video/mxc/mxc_ipuv3_fb.c14
1 files changed, 13 insertions, 1 deletions
diff --git a/drivers/video/mxc/mxc_ipuv3_fb.c b/drivers/video/mxc/mxc_ipuv3_fb.c
index 3d6202507d30..76c6d523c291 100644
--- a/drivers/video/mxc/mxc_ipuv3_fb.c
+++ b/drivers/video/mxc/mxc_ipuv3_fb.c
@@ -198,6 +198,18 @@ static int _setup_disp_channel2(struct fb_info *fbi)
{
int retval = 0;
struct mxcfb_info *mxc_fbi = (struct mxcfb_info *)fbi->par;
+ int fb_stride;
+
+ switch (bpp_to_pixfmt(fbi)) {
+ case V4L2_PIX_FMT_YUV420:
+ case V4L2_PIX_FMT_YVU420:
+ case V4L2_PIX_FMT_NV12:
+ case V4L2_PIX_FMT_YUV422P:
+ fb_stride = fbi->var.xres_virtual;
+ break;
+ default:
+ fb_stride = fbi->fix.line_length;
+ }
mxc_fbi->cur_ipu_buf = 1;
sema_init(&mxc_fbi->flip_sem, 1);
@@ -210,7 +222,7 @@ static int _setup_disp_channel2(struct fb_info *fbi)
retval = ipu_init_channel_buffer(mxc_fbi->ipu_ch, IPU_INPUT_BUFFER,
bpp_to_pixfmt(fbi),
fbi->var.xres, fbi->var.yres,
- fbi->fix.line_length,
+ fb_stride,
IPU_ROTATE_NONE,
fbi->fix.smem_start +
(fbi->fix.line_length * fbi->var.yres),