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| author | Sakari Ailus <sakari.ailus@linux.intel.com> | 2017-07-20 01:38:36 +0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2017-08-27 03:26:57 +0300 |
| commit | 40cefffd35f62618210d9d598f2c362095693ffd (patch) | |
| tree | 40f960170fdb74c214a6ac1275205487aa9ec77a /include/media | |
| parent | 503dd28af108888c505e8d6a86f4acf5eb20f3b7 (diff) | |
| download | linux-40cefffd35f62618210d9d598f2c362095693ffd.tar.xz | |
media: v4l2-flash-led-class: Document v4l2_flash_init() references
The v4l2_flash_init() keeps a reference to the ops struct but not to the
config struct (nor anything it contains). Document this.
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Acked-by: Pavel Machek <pavel@ucw.cz>
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Diffstat (limited to 'include/media')
| -rw-r--r-- | include/media/v4l2-flash-led-class.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/include/media/v4l2-flash-led-class.h b/include/media/v4l2-flash-led-class.h index 1b515166ad60..5c1d50f78e12 100644 --- a/include/media/v4l2-flash-led-class.h +++ b/include/media/v4l2-flash-led-class.h @@ -112,6 +112,9 @@ static inline struct v4l2_flash *v4l2_ctrl_to_v4l2_flash(struct v4l2_ctrl *c) * @config: initialization data for V4L2 Flash sub-device * * Create V4L2 Flash sub-device wrapping given LED subsystem device. + * The ops pointer is stored by the V4L2 flash framework. No + * references are held to config nor its contents once this function + * has returned. * * Returns: A valid pointer, or, when an error occurs, the return * value is encoded using ERR_PTR(). Use IS_ERR() to check and @@ -130,6 +133,9 @@ struct v4l2_flash *v4l2_flash_init( * @config: initialization data for V4L2 Flash sub-device * * Create V4L2 Flash sub-device wrapping given LED subsystem device. + * The ops pointer is stored by the V4L2 flash framework. No + * references are held to config nor its contents once this function + * has returned. * * Returns: A valid pointer, or, when an error occurs, the return * value is encoded using ERR_PTR(). Use IS_ERR() to check and |