diff options
author | Guennadi Liakhovetski <g.liakhovetski@pengutronix.de> | 2008-04-04 12:46:34 -0400 |
---|---|---|
committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2008-04-24 13:07:57 -0400 |
commit | 1a0063a9852380190a7172c1a1cb79e934b06cd4 (patch) | |
tree | 71b91bdeaae1b72c3718507dec6922f609b9edd0 /include | |
parent | b8d9904c3525c0a149976ffaad48fcb03e8703f7 (diff) |
V4L/DVB (7501): soc-camera: use a spinlock for videobuffer queue
All drivers should provide a spinlock to be used in videobuf operations.
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@pengutronix.de>
Reviewed-by: Brandon Philips <bphilips@suse.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'include')
-rw-r--r-- | include/media/soc_camera.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/media/soc_camera.h b/include/media/soc_camera.h index 80e1193c07d5..6a8c8be7a1ae 100644 --- a/include/media/soc_camera.h +++ b/include/media/soc_camera.h | |||
@@ -48,6 +48,7 @@ struct soc_camera_device { | |||
48 | struct soc_camera_file { | 48 | struct soc_camera_file { |
49 | struct soc_camera_device *icd; | 49 | struct soc_camera_device *icd; |
50 | struct videobuf_queue vb_vidq; | 50 | struct videobuf_queue vb_vidq; |
51 | spinlock_t *lock; | ||
51 | }; | 52 | }; |
52 | 53 | ||
53 | struct soc_camera_host { | 54 | struct soc_camera_host { |
@@ -73,6 +74,8 @@ struct soc_camera_host_ops { | |||
73 | int (*try_bus_param)(struct soc_camera_device *, __u32); | 74 | int (*try_bus_param)(struct soc_camera_device *, __u32); |
74 | int (*set_bus_param)(struct soc_camera_device *, __u32); | 75 | int (*set_bus_param)(struct soc_camera_device *, __u32); |
75 | unsigned int (*poll)(struct file *, poll_table *); | 76 | unsigned int (*poll)(struct file *, poll_table *); |
77 | spinlock_t* (*spinlock_alloc)(struct soc_camera_file *); | ||
78 | void (*spinlock_free)(spinlock_t *); | ||
76 | }; | 79 | }; |
77 | 80 | ||
78 | struct soc_camera_link { | 81 | struct soc_camera_link { |