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| author | Jonathan Corbet <corbet@lwn.net> | 2010-03-18 19:10:18 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2010-05-18 00:51:24 -0300 |
| commit | a8e68c37c846236499ac05e95af76dff2e9aa1eb (patch) | |
| tree | e33529034620e4dbcff84eab526bb04e1f787887 /drivers/media/video/ov7670.c | |
| parent | 467142093de1507833a08c50740d74b3b8c8eaca (diff) | |
| download | linux-3.10-a8e68c37c846236499ac05e95af76dff2e9aa1eb.tar.gz linux-3.10-a8e68c37c846236499ac05e95af76dff2e9aa1eb.tar.bz2 linux-3.10-a8e68c37c846236499ac05e95af76dff2e9aa1eb.zip | |
V4L/DVB: ov7670: Always rewrite clkrc when setting format
That makes frame rate configuration persistent.
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/ov7670.c')
| -rw-r--r-- | drivers/media/video/ov7670.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/media/video/ov7670.c b/drivers/media/video/ov7670.c index 21243303755..82d37d925eb 100644 --- a/drivers/media/video/ov7670.c +++ b/drivers/media/video/ov7670.c @@ -838,8 +838,12 @@ static int ov7670_s_fmt(struct v4l2_subdev *sd, struct v4l2_format *fmt) * the other parameters or the image looks poor. If we're *not* * doing RGB565, we must not rewrite clkrc or the image looks * *really* poor. + * + * (Update) Now that we retain clkrc state, we should be able + * to write it unconditionally, and that will make the frame + * rate persistent too. */ - if (fmt->fmt.pix.pixelformat == V4L2_PIX_FMT_RGB565 && ret == 0) + if (ret == 0) ret = ov7670_write(sd, REG_CLKRC, info->clkrc); return ret; } |