[mirror_ubuntu-bionic-kernel.git] / drivers / media / video / pvrusb2 / pvrusb2-wm8775.c

/*
 *
 *
 *  Copyright (C) 2005 Mike Isely <isely@pobox.com>
 *  Copyright (C) 2004 Aurelien Alleaume <slts@free.fr>
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 */

/*

   This source file is specifically designed to interface with the
   wm8775.

*/

#include "pvrusb2-wm8775.h"


#include "pvrusb2-hdw-internal.h"
#include "pvrusb2-debug.h"
#include <linux/videodev2.h>
#include <media/v4l2-common.h>
#include <linux/errno.h>

void pvr2_wm8775_subdev_update(struct pvr2_hdw *hdw, struct v4l2_subdev *sd)
{
	if (hdw->input_dirty || hdw->force_dirty) {
		u32 input;

		switch (hdw->input_val) {
		case PVR2_CVAL_INPUT_RADIO:
			input = 1;
			break;
		default:
			/* All other cases just use the second input */
			input = 2;
			break;
		}
		pvr2_trace(PVR2_TRACE_CHIPS, "subdev wm8775"
			   " set_input(val=%d route=0x%x)",
			   hdw->input_val, input);

		sd->ops->audio->s_routing(sd, input, 0, 0);
	}
}


/*
  Stuff for Emacs to see, in order to encourage consistent editing style:
  *** Local Variables: ***
  *** mode: c ***
  *** fill-column: 70 ***
  *** tab-width: 8 ***
  *** c-basic-offset: 8 ***
  *** End: ***
  */
Commit	Line	Data
d855497e MI	1	/*
d855497e MI	2	*
d855497e MI	3	*
	4	* Copyright (C) 2005 Mike Isely <isely@pobox.com>
	5	* Copyright (C) 2004 Aurelien Alleaume <slts@free.fr>
	6	*
	7	* This program is free software; you can redistribute it and/or modify
	8	* it under the terms of the GNU General Public License as published by
	9	* the Free Software Foundation; either version 2 of the License
	10	*
	11	* This program is distributed in the hope that it will be useful,
	12	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	13	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	14	* GNU General Public License for more details.
	15	*
	16	* You should have received a copy of the GNU General Public License
	17	* along with this program; if not, write to the Free Software
	18	* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
	19	*
	20	*/
	21
	22	/*
	23
	24	This source file is specifically designed to interface with the
	25	wm8775.
	26
	27	*/
	28
	29	#include "pvrusb2-wm8775.h"
d855497e MI	30
	31
	32	#include "pvrusb2-hdw-internal.h"
	33	#include "pvrusb2-debug.h"
	34	#include <linux/videodev2.h>
	35	#include <media/v4l2-common.h>
	36	#include <linux/errno.h>
d855497e	37
4ecbc28d	38	void pvr2_wm8775_subdev_update(struct pvr2_hdw hdw, struct v4l2_subdev sd)
5f6dae80	39	{
27764726	40	if (hdw->input_dirty \|\| hdw->force_dirty) {
5325b427	41	u32 input;
5f6dae80 MI	42
	43	switch (hdw->input_val) {
	44	case PVR2_CVAL_INPUT_RADIO:
5325b427	45	input = 1;
5f6dae80 MI	46	break;
	47	default:
	48	/* All other cases just use the second input */
5325b427	49	input = 2;
5f6dae80 MI	50	break;
	51	}
	52	pvr2_trace(PVR2_TRACE_CHIPS, "subdev wm8775"
	53	" set_input(val=%d route=0x%x)",
5325b427	54	hdw->input_val, input);
5f6dae80	55
5325b427	56	sd->ops->audio->s_routing(sd, input, 0, 0);
5f6dae80 MI	57	}
	58	}
	59
d855497e MI	60
	61
	62	/*
	63	Stuff for Emacs to see, in order to encourage consistent editing style:
	64	* Local Variables: *
	65	* mode: c *
	66	* fill-column: 70 *
	67	* tab-width: 8 *
	68	* c-basic-offset: 8 *
	69	* End: *
	70	*/