diff options
author | Hans Verkuil <hans.verkuil@cisco.com> | 2014-11-23 09:39:54 -0300 |
---|---|---|
committer | Mauro Carvalho Chehab <mchehab@osg.samsung.com> | 2014-11-25 08:24:10 -0200 |
commit | 79fbc209f11b82d8cad37e20da71851fdceecfbd (patch) | |
tree | 09a9dfa3164aa795cbfbc5ba42ffa79d53560afc /include/media/v4l2-ctrls.h | |
parent | 4ed0d6a9cf80a4a1f74e18d36a2ee5ef391a8f27 (diff) | |
download | linux-stable-79fbc209f11b82d8cad37e20da71851fdceecfbd.tar.gz linux-stable-79fbc209f11b82d8cad37e20da71851fdceecfbd.tar.bz2 linux-stable-79fbc209f11b82d8cad37e20da71851fdceecfbd.zip |
[media] v4l2-ctrl: move function prototypes from common.h to ctrls.h
For some unknown reason several control prototypes where in v4l2-common.c
instead of in v4l2-ctrls.h. Move them and document them.
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Diffstat (limited to 'include/media/v4l2-ctrls.h')
-rw-r--r-- | include/media/v4l2-ctrls.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/include/media/v4l2-ctrls.h b/include/media/v4l2-ctrls.h index b7cd7a665e35..911f3e542834 100644 --- a/include/media/v4l2-ctrls.h +++ b/include/media/v4l2-ctrls.h @@ -670,6 +670,31 @@ static inline int v4l2_ctrl_modify_range(struct v4l2_ctrl *ctrl, */ void v4l2_ctrl_notify(struct v4l2_ctrl *ctrl, v4l2_ctrl_notify_fnc notify, void *priv); +/** v4l2_ctrl_get_name() - Get the name of the control + * @id: The control ID. + * + * This function returns the name of the given control ID or NULL if it isn't + * a known control. + */ +const char *v4l2_ctrl_get_name(u32 id); + +/** v4l2_ctrl_get_menu() - Get the menu string array of the control + * @id: The control ID. + * + * This function returns the NULL-terminated menu string array name of the + * given control ID or NULL if it isn't a known menu control. + */ +const char * const *v4l2_ctrl_get_menu(u32 id); + +/** v4l2_ctrl_get_int_menu() - Get the integer menu array of the control + * @id: The control ID. + * @len: The size of the integer array. + * + * This function returns the integer array of the given control ID or NULL if it + * if it isn't a known integer menu control. + */ +const s64 *v4l2_ctrl_get_int_menu(u32 id, u32 *len); + /** v4l2_ctrl_g_ctrl() - Helper function to get the control's value from within a driver. * @ctrl: The control. * |