54 lines
1.3 KiB
C
54 lines
1.3 KiB
C
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/*
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*
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*
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* Copyright (C) 2005 Mike Isely <isely@pobox.com>
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* Copyright (C) 2004 Aurelien Alleaume <slts@free.fr>
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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
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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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*/
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/*
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This source file is specifically designed to interface with the
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wm8775.
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*/
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#include "pvrusb2-wm8775.h"
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#include "pvrusb2-hdw-internal.h"
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#include "pvrusb2-debug.h"
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#include <linux/videodev2.h>
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#include <media/v4l2-common.h>
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#include <linux/errno.h>
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void pvr2_wm8775_subdev_update(struct pvr2_hdw *hdw, struct v4l2_subdev *sd)
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{
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if (hdw->input_dirty || hdw->force_dirty) {
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u32 input;
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switch (hdw->input_val) {
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case PVR2_CVAL_INPUT_RADIO:
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input = 1;
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break;
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default:
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/* All other cases just use the second input */
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input = 2;
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break;
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}
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pvr2_trace(PVR2_TRACE_CHIPS, "subdev wm8775 set_input(val=%d route=0x%x)",
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hdw->input_val, input);
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sd->ops->audio->s_routing(sd, input, 0, 0);
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}
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}
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