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authorDmitri Belimov <d.belimov@gmail.com>2010-03-23 11:23:29 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2010-05-18 00:50:24 -0300
commit85e092190b5f7dfe9b78556440472c5590a32b4e (patch)
tree95b38198c6b048d43fbda277ba6476eb9e8fbd55 /drivers/media/video/v4l2-device.c
parent443fed9fa42bbeacdb8d336b8a5002a262cac15c (diff)
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.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/media/video/v4l2-device.c b/drivers/media/video/v4l2-device.c
index 0d06e7cbd5b..5a7dc4afe92 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);