summaryrefslogtreecommitdiff
path: root/include/media/v4l2-common.h
diff options
context:
space:
mode:
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 /include/media/v4l2-common.h
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 'include/media/v4l2-common.h')
-rw-r--r--include/media/v4l2-common.h19
1 files changed, 19 insertions, 0 deletions
diff --git a/include/media/v4l2-common.h b/include/media/v4l2-common.h
index 1c7b259f341c..3b2efdc6d065 100644
--- a/include/media/v4l2-common.h
+++ b/include/media/v4l2-common.h
@@ -184,6 +184,25 @@ const unsigned short *v4l2_i2c_tuner_addrs(enum v4l2_i2c_tuner_type type);
/* ------------------------------------------------------------------------- */
+/* SPI Helper functions */
+#if defined(CONFIG_SPI)
+
+#include <linux/spi/spi.h>
+
+struct spi_device;
+
+/* Load an spi module and return an initialized v4l2_subdev struct.
+ The client_type argument is the name of the chip that's on the adapter. */
+struct v4l2_subdev *v4l2_spi_new_subdev(struct v4l2_device *v4l2_dev,
+ struct spi_master *master, struct spi_board_info *info);
+
+/* Initialize an v4l2_subdev with data from an spi_device struct */
+void v4l2_spi_subdev_init(struct v4l2_subdev *sd, struct spi_device *spi,
+ const struct v4l2_subdev_ops *ops);
+#endif
+
+/* ------------------------------------------------------------------------- */
+
/* Note: these remaining ioctls/structs should be removed as well, but they are
still used in tuner-simple.c (TUNER_SET_CONFIG), cx18/ivtv (RESET) and
v4l2-int-device.h (v4l2_routing). To remove these ioctls some more cleanup