30 #define has_op(master, op) \  argument
31 	(master->ops && master->ops->op)
32 #define call_op(master, op) \  argument
33 	(has_op(master, op) ? master->ops->op(master) : 0)
48 static bool is_cur_manual(const struct v4l2_ctrl *master)  in is_cur_manual()  argument
50 	return master->is_auto && master->cur.val == master->manual_mode_value;  in is_cur_manual()
55 static bool is_new_manual(const struct v4l2_ctrl *master)  in is_new_manual()  argument
57 	return master->is_auto && master->val == master->manual_mode_value;  in is_new_manual()
1602 static int cluster_changed(struct v4l2_ctrl *master)  in cluster_changed()  argument
1608 	for (i = 0; i < master->ncontrols; i++) {  in cluster_changed()
1609 		struct v4l2_ctrl *ctrl = master->cluster[i];  in cluster_changed()
2313 	struct v4l2_ctrl *master = controls[0];  in v4l2_ctrl_auto_cluster()  local
2319 	WARN_ON(manual_val < master->minimum || manual_val > master->maximum);  in v4l2_ctrl_auto_cluster()
2320 	WARN_ON(set_volatile && !has_op(master, g_volatile_ctrl));  in v4l2_ctrl_auto_cluster()
2321 	master->is_auto = true;  in v4l2_ctrl_auto_cluster()
2322 	master->has_volatiles = set_volatile;  in v4l2_ctrl_auto_cluster()
2323 	master->manual_mode_value = manual_val;  in v4l2_ctrl_auto_cluster()
2324 	master->flags |= V4L2_CTRL_FLAG_UPDATE;  in v4l2_ctrl_auto_cluster()
2326 	if (!is_cur_manual(master))  in v4l2_ctrl_auto_cluster()
2452 		struct v4l2_ctrl *master = ctrl->cluster[0];  in v4l2_ctrl_handler_setup()  local
2461 		for (i = 0; i < master->ncontrols; i++) {  in v4l2_ctrl_handler_setup()
2462 			if (master->cluster[i]) {  in v4l2_ctrl_handler_setup()
2463 				cur_to_new(master->cluster[i]);  in v4l2_ctrl_handler_setup()
2464 				master->cluster[i]->is_new = 1;  in v4l2_ctrl_handler_setup()
2465 				master->cluster[i]->done = true;  in v4l2_ctrl_handler_setup()
2468 		ret = call_op(master, s_ctrl);  in v4l2_ctrl_handler_setup()
2846 		struct v4l2_ctrl *master;  in v4l2_g_ext_ctrls()  local
2851 		master = helpers[i].mref->ctrl;  in v4l2_g_ext_ctrls()
2854 		v4l2_ctrl_lock(master);  in v4l2_g_ext_ctrls()
2857 		if ((master->flags & V4L2_CTRL_FLAG_VOLATILE) ||  in v4l2_g_ext_ctrls()
2858 			(master->has_volatiles && !is_cur_manual(master))) {  in v4l2_g_ext_ctrls()
2859 			for (j = 0; j < master->ncontrols; j++)  in v4l2_g_ext_ctrls()
2860 				cur_to_new(master->cluster[j]);  in v4l2_g_ext_ctrls()
2861 			ret = call_op(master, g_volatile_ctrl);  in v4l2_g_ext_ctrls()
2876 		v4l2_ctrl_unlock(master);  in v4l2_g_ext_ctrls()
2894 	struct v4l2_ctrl *master = ctrl->cluster[0];  in get_ctrl()  local
2908 	v4l2_ctrl_lock(master);  in get_ctrl()
2911 		for (i = 0; i < master->ncontrols; i++)  in get_ctrl()
2912 			cur_to_new(master->cluster[i]);  in get_ctrl()
2913 		ret = call_op(master, g_volatile_ctrl);  in get_ctrl()
2918 	v4l2_ctrl_unlock(master);  in get_ctrl()
2970 static int try_or_set_cluster(struct v4l2_fh *fh, struct v4l2_ctrl *master,  in try_or_set_cluster()  argument
2981 	for (i = 0; i < master->ncontrols; i++) {  in try_or_set_cluster()
2982 		struct v4l2_ctrl *ctrl = master->cluster[i];  in try_or_set_cluster()
2997 	ret = call_op(master, try_ctrl);  in try_or_set_cluster()
3000 	if (ret || !set || !cluster_changed(master))  in try_or_set_cluster()
3002 	ret = call_op(master, s_ctrl);  in try_or_set_cluster()
3007 	update_flag = is_cur_manual(master) != is_new_manual(master);  in try_or_set_cluster()
3008 	for (i = 0; i < master->ncontrols; i++)  in try_or_set_cluster()
3009 		new_to_cur(fh, master->cluster[i], ch_flags |  in try_or_set_cluster()
3057 static void update_from_auto_cluster(struct v4l2_ctrl *master)  in update_from_auto_cluster()  argument
3061 	for (i = 0; i < master->ncontrols; i++)  in update_from_auto_cluster()
3062 		cur_to_new(master->cluster[i]);  in update_from_auto_cluster()
3063 	if (!call_op(master, g_volatile_ctrl))  in update_from_auto_cluster()
3064 		for (i = 1; i < master->ncontrols; i++)  in update_from_auto_cluster()
3065 			if (master->cluster[i])  in update_from_auto_cluster()
3066 				master->cluster[i]->is_new = 1;  in update_from_auto_cluster()
3100 		struct v4l2_ctrl *master;  in try_set_ext_ctrls()  local
3107 		master = helpers[i].mref->ctrl;  in try_set_ext_ctrls()
3108 		v4l2_ctrl_lock(master);  in try_set_ext_ctrls()
3111 		for (j = 0; j < master->ncontrols; j++)  in try_set_ext_ctrls()
3112 			if (master->cluster[j])  in try_set_ext_ctrls()
3113 				master->cluster[j]->is_new = 0;  in try_set_ext_ctrls()
3121 		if (master->is_auto && master->has_volatiles &&  in try_set_ext_ctrls()
3122 						!is_cur_manual(master)) {  in try_set_ext_ctrls()
3124 			s32 new_auto_val = master->manual_mode_value + 1;  in try_set_ext_ctrls()
3130 				if (helpers[tmp_idx].ctrl == master)  in try_set_ext_ctrls()
3136 			if (new_auto_val == master->manual_mode_value)  in try_set_ext_ctrls()
3137 				update_from_auto_cluster(master);  in try_set_ext_ctrls()
3152 			ret = try_or_set_cluster(fh, master, set, 0);  in try_set_ext_ctrls()
3163 		v4l2_ctrl_unlock(master);  in try_set_ext_ctrls()
3199 	struct v4l2_ctrl *master = ctrl->cluster[0];  in set_ctrl()  local
3204 	for (i = 0; i < master->ncontrols; i++)  in set_ctrl()
3205 		if (master->cluster[i])  in set_ctrl()
3206 			master->cluster[i]->is_new = 0;  in set_ctrl()
3215 	if (master->is_auto && master->has_volatiles && ctrl == master &&  in set_ctrl()
3216 	    !is_cur_manual(master) && ctrl->val == master->manual_mode_value)  in set_ctrl()
3217 		update_from_auto_cluster(master);  in set_ctrl()
3220 	return try_or_set_cluster(fh, master, true, ch_flags);  in set_ctrl()