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 | |
| parent | [media] v4l2-common: remove unused helper functions (diff) | |
| download | linux-dev-79fbc209f11b82d8cad37e20da71851fdceecfbd.tar.xz linux-dev-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')
| -rw-r--r-- | include/media/v4l2-common.h | 3 | ||||
| -rw-r--r-- | include/media/v4l2-ctrls.h | 25 |
2 files changed, 25 insertions, 3 deletions
diff --git a/include/media/v4l2-common.h b/include/media/v4l2-common.h index 6b4951de7592..c69d91d32e59 100644 --- a/include/media/v4l2-common.h +++ b/include/media/v4l2-common.h @@ -84,9 +84,6 @@ int v4l2_ctrl_check(struct v4l2_ext_control *ctrl, struct v4l2_queryctrl *qctrl, const char * const *menu_items); -const char *v4l2_ctrl_get_name(u32 id); -const char * const *v4l2_ctrl_get_menu(u32 id); -const s64 *v4l2_ctrl_get_int_menu(u32 id, u32 *len); int v4l2_ctrl_query_fill(struct v4l2_queryctrl *qctrl, s32 min, s32 max, s32 step, s32 def); /* ------------------------------------------------------------------------- */ 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. * |