mirror of https://gitee.com/openkylin/linux.git
45 lines
1.4 KiB
C
45 lines
1.4 KiB
C
/*
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* cx18 video interface functions
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*
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* Copyright (C) 2007 Hans Verkuil <hverkuil@xs4all.nl>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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* 02111-1307 USA
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*/
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#include "cx18-driver.h"
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#include "cx18-video.h"
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#include "cx18-cards.h"
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void cx18_video_set_io(struct cx18 *cx)
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{
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struct v4l2_routing route;
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int inp = cx->active_input;
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u32 type;
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route.input = cx->card->video_inputs[inp].video_input;
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route.output = 0;
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v4l2_subdev_call(cx->sd_av, video, s_routing, &route);
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type = cx->card->video_inputs[inp].video_type;
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if (type == CX18_CARD_INPUT_VID_TUNER)
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route.input = 0; /* Tuner */
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else if (type < CX18_CARD_INPUT_COMPOSITE1)
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route.input = 2; /* S-Video */
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else
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route.input = 1; /* Composite */
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}
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