diff options
| author | Jason Chen <b02280@freescale.com> | 2010-04-21 16:17:31 +0800 |
|---|---|---|
| committer | Lily Zhang <r58066@freescale.com> | 2010-04-22 15:24:28 +0800 |
| commit | 8d0b5ebf7219d2e7c57a908bc57ab258b0cda7e1 (patch) | |
| tree | b880ee33248a4414b258b9855757edbd2bcd3f74 | |
| parent | cf848bba851157fb7c28ad2abd21f8210a4b0831 (diff) | |
ENGR00122694 v4l2 output: set correct bits_per_pixel for fbi
Uncorrect bits_per_pixel will make wrong fb memaloc size, which will
cause Oops for filling black color operation.
Signed-off-by: Jason Chen <b02280@freescale.com>
(cherry picked from commit 1ac0858a4c6a384f039dfc3f8131d86040c14a58)
| -rw-r--r-- | drivers/media/video/mxc/output/mxc_v4l2_output.c | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/drivers/media/video/mxc/output/mxc_v4l2_output.c b/drivers/media/video/mxc/output/mxc_v4l2_output.c index 4c794ab4b3c..a8beb77bbd4 100644 --- a/drivers/media/video/mxc/output/mxc_v4l2_output.c +++ b/drivers/media/video/mxc/output/mxc_v4l2_output.c @@ -1341,8 +1341,19 @@ static int mxc_v4l2out_streamon(vout_data * vout) if (vout->ic_bypass) { pr_debug("Bypassing IC\n"); vout->work_irq = -1; - fbvar.bits_per_pixel = 8* - bytes_per_pixel(vout->v2f.fmt.pix.pixelformat); + switch (vout->v2f.fmt.pix.pixelformat) { + case V4L2_PIX_FMT_YUV420: + case V4L2_PIX_FMT_YVU420: + case V4L2_PIX_FMT_NV12: + fbvar.bits_per_pixel = 12; + break; + case V4L2_PIX_FMT_YUV422P: + fbvar.bits_per_pixel = 16; + break; + default: + fbvar.bits_per_pixel = 8* + bytes_per_pixel(vout->v2f.fmt.pix.pixelformat); + } fbvar.nonstd = vout->v2f.fmt.pix.pixelformat; } |