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| author |   Hans Verkuil <hverkuil@xs4all.nl> | 2011-03-12 06:35:33 -0300 |
|---|---|---|
| committer |   Mauro Carvalho Chehab <mchehab@redhat.com> | 2011-03-22 16:38:03 -0300 |
| commit | 0b5f265a88d89cbbf8abc42ca3311cb3219162ab (patch) | |
| tree | 39fa5fb61e8ef8d56593d5582cc50f5831b6d34d /drivers/media/video/cx18/cx18-driver.h | |
| parent | [media] v4l2-framework.txt: improve v4l2_fh/priority documentation (diff) | |
| download | linux-dev-0b5f265a88d89cbbf8abc42ca3311cb3219162ab.tar.xz linux-dev-0b5f265a88d89cbbf8abc42ca3311cb3219162ab.zip | |
[media] cx18: use v4l2_fh as preparation for adding core priority support
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/cx18/cx18-driver.h')
| -rw-r--r-- | drivers/media/video/cx18/cx18-driver.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/media/video/cx18/cx18-driver.h b/drivers/media/video/cx18/cx18-driver.h index de2457741e26..30a857473e54 100644 --- a/drivers/media/video/cx18/cx18-driver.h +++ b/drivers/media/video/cx18/cx18-driver.h @@ -50,6 +50,7 @@ #include <media/v4l2-common.h> #include <media/v4l2-ioctl.h> #include <media/v4l2-device.h> +#include <media/v4l2-fh.h> #include <media/tuner.h> #include <media/ir-kbd-i2c.h> #include "cx18-mailbox.h" @@ -405,12 +406,23 @@ struct cx18_stream { }; struct cx18_open_id { + struct v4l2_fh fh; u32 open_id; int type; enum v4l2_priority prio; struct cx18 *cx; }; +static inline struct cx18_open_id *fh2id(struct v4l2_fh *fh) +{ + return container_of(fh, struct cx18_open_id, fh); +} + +static inline struct cx18_open_id *file2id(struct file *file) +{ + return fh2id(file->private_data); +} + /* forward declaration of struct defined in cx18-cards.h */ struct cx18_card; |