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| author | Mauro Carvalho Chehab <mchehab@brturbo.com.br> | 2006-01-09 15:25:37 -0200 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@brturbo.com.br> | 2006-01-09 15:25:37 -0200 |
| commit | 9bb13a6dc3a6f68c990264838ff0493d900c48d7 (patch) | |
| tree | 274f9dfdcbbbff9f7a382df772a6f2efa9247cc7 /include/media/v4l2-common.h | |
| parent | e1bc80adaf801bf75ca176b9c1b60b3cceee1e03 (diff) | |
| download | lwn-9bb13a6dc3a6f68c990264838ff0493d900c48d7.tar.gz lwn-9bb13a6dc3a6f68c990264838ff0493d900c48d7.zip | |
V4L/DVB (3233): Fixed API to set I2S speed control
- Created a new ioctl to control I2S speed. Old calls to an
inadequate V4L2 API replaced.
Signed-off-by: Mauro Carvalho Chehab <mchehab@brturbo.com.br>
Diffstat (limited to 'include/media/v4l2-common.h')
| -rw-r--r-- | include/media/v4l2-common.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/include/media/v4l2-common.h b/include/media/v4l2-common.h index d3fd48157eb8..2f2402996409 100644 --- a/include/media/v4l2-common.h +++ b/include/media/v4l2-common.h @@ -107,4 +107,11 @@ enum v4l2_chip_ident { be made. */ #define VIDIOC_INT_G_CHIP_IDENT _IOR ('d', 107, enum v4l2_chip_ident *) +/* Sets I2S speed in bps. This is used to provide a standard way to select I2S + clock used by driving digital audio streams at some board designs. + Usual values for the frequency are 1024000 and 2048000. + If the frequency is not supported, then -EINVAL is returned. */ +#define VIDIOC_INT_I2S_CLOCK_FREQ _IOW ('d', 108, u32) + + #endif /* V4L2_COMMON_H_ */ |