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| author |   Ezequiel Garcia <ezequiel@collabora.com> | 2019-08-15 13:48:04 -0300 |
|---|---|---|
| committer |   Mauro Carvalho Chehab <mchehab+samsung@kernel.org> | 2019-08-26 10:51:29 -0300 |
| commit | a9cff393c1d78ecbbc33e6196e79bb05ccb4a709 (patch) | |
| tree | d20d7cc9972f62596c3c44a851bcf398ecec862a /drivers/media/v4l2-core/v4l2-spi.c | |
| parent | media: v4l2-core: move i2c helpers out of v4l2-common.c (diff) | |
| download | linux-dev-a9cff393c1d78ecbbc33e6196e79bb05ccb4a709.tar.xz linux-dev-a9cff393c1d78ecbbc33e6196e79bb05ccb4a709.zip | |
media: v4l2-core: introduce a helper to unregister a spi subdev
Introduce a new video4linux2 spi helper, to unregister a subdev.
This allows to get rid of some more ifdefs.
Signed-off-by: Ezequiel Garcia <ezequiel@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Diffstat (limited to 'drivers/media/v4l2-core/v4l2-spi.c')
| -rw-r--r-- | drivers/media/v4l2-core/v4l2-spi.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/media/v4l2-core/v4l2-spi.c b/drivers/media/v4l2-core/v4l2-spi.c index ab5a7eb4205d..2a7e82e1412d 100644 --- a/drivers/media/v4l2-core/v4l2-spi.c +++ b/drivers/media/v4l2-core/v4l2-spi.c @@ -8,6 +8,14 @@ #include <media/v4l2-common.h> #include <media/v4l2-device.h> +void v4l2_spi_subdev_unregister(struct v4l2_subdev *sd) +{ + struct spi_device *spi = v4l2_get_subdevdata(sd); + + if (spi && !spi->dev.of_node && !spi->dev.fwnode) + spi_unregister_device(spi); +} + void v4l2_spi_subdev_init(struct v4l2_subdev *sd, struct spi_device *spi, const struct v4l2_subdev_ops *ops) { |