diff options
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. * |