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| author | Dmitri Belimov <d.belimov@gmail.com> | 2010-03-23 15:23:29 +0100 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2010-05-18 05:50:24 +0200 |
| commit | 85e092190b5f7dfe9b78556440472c5590a32b4e (patch) | |
| tree | 95b38198c6b048d43fbda277ba6476eb9e8fbd55 /drivers/media/video/v4l2-device.c | |
| parent | V4L/DVB: em28xx: add em286x/tvp5150 reference design (diff) | |
| download | linux-85e092190b5f7dfe9b78556440472c5590a32b4e.tar.xz linux-85e092190b5f7dfe9b78556440472c5590a32b4e.zip | |
V4L/DVB: Add SPI support to V4L2
Add support SPI bus to v4l2. Useful for control some device with SPI bus like
hardware MPEG2 encoders and etc.
Signed-off-by: Beholder Intl. Ltd. Dmitry Belimov <d.belimov@gmail.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/v4l2-device.c')
| -rw-r--r-- | drivers/media/video/v4l2-device.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/media/video/v4l2-device.c b/drivers/media/video/v4l2-device.c index 0d06e7cbd5b3..5a7dc4afe92a 100644 --- a/drivers/media/video/v4l2-device.c +++ b/drivers/media/video/v4l2-device.c @@ -21,6 +21,9 @@ #include <linux/types.h> #include <linux/ioctl.h> #include <linux/i2c.h> +#if defined(CONFIG_SPI) +#include <linux/spi/spi.h> +#endif #include <linux/videodev2.h> #include <media/v4l2-device.h> @@ -97,6 +100,14 @@ void v4l2_device_unregister(struct v4l2_device *v4l2_dev) i2c_unregister_device(client); } #endif +#if defined(CONFIG_SPI) + if (sd->flags & V4L2_SUBDEV_FL_IS_SPI) { + struct spi_device *spi = v4l2_get_subdevdata(sd); + + if (spi) + spi_unregister_device(spi); + } +#endif } } EXPORT_SYMBOL_GPL(v4l2_device_unregister); |