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V4L/DVB (9322): v4l2-int-if: Export more interfaces to modules 

Export v4l2_int_device_try_attach_all. This allows initiating the
initialisation of int if device after the drivers have been registered.

Also allow drivers to call ioctls if v4l2-int-if was compiled as
module.

Signed-off-by: Sakari Ailus <sakari.ailus@nokia.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Sakari Ailus 2008-10-18 12:28:36 -03:00 committed by Mauro Carvalho Chehab
parent 84389910d0
commit 36499e525f
2 changed files with 6 additions and 1 deletions
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5
drivers/media/video/v4l2-int-device.c
View File

@ -32,7 +32,7 @@
static DEFINE_MUTEX(mutex);
static LIST_HEAD(int_list);
static void v4l2_int_device_try_attach_all(void)
void v4l2_int_device_try_attach_all(void)
{
struct v4l2_int_device *m, *s;
@ -66,6 +66,7 @@ static void v4l2_int_device_try_attach_all(void)
}
}
}
EXPORT_SYMBOL_GPL(v4l2_int_device_try_attach_all);
static int ioctl_sort_cmp(const void *a, const void *b)
{
@ -144,6 +145,7 @@ int v4l2_int_ioctl_0(struct v4l2_int_device *d, int cmd)
find_ioctl(d->u.slave, cmd,
(v4l2_int_ioctl_func *)no_such_ioctl_0))(d);
}
EXPORT_SYMBOL_GPL(v4l2_int_ioctl_0);
static int no_such_ioctl_1(struct v4l2_int_device *d, void *arg)
{
@ -156,5 +158,6 @@ int v4l2_int_ioctl_1(struct v4l2_int_device *d, int cmd, void *arg)
find_ioctl(d->u.slave, cmd,
(v4l2_int_ioctl_func *)no_such_ioctl_1))(d, arg);
}
EXPORT_SYMBOL_GPL(v4l2_int_ioctl_1);
MODULE_LICENSE("GPL");

2
include/media/v4l2-int-device.h
View File

@ -84,6 +84,8 @@ struct v4l2_int_device {
void *priv;
};
void v4l2_int_device_try_attach_all(void);
int v4l2_int_device_register(struct v4l2_int_device *d);
void v4l2_int_device_unregister(struct v4l2_int_device *d);