18c2ecf20Sopenharmony_ci// SPDX-License-Identifier: GPL-2.0-only 28c2ecf20Sopenharmony_ci/* 38c2ecf20Sopenharmony_ci * 48c2ecf20Sopenharmony_ci * Copyright (C) 2005 Mike Isely <isely@pobox.com> 58c2ecf20Sopenharmony_ci * Copyright (C) 2004 Aurelien Alleaume <slts@free.fr> 68c2ecf20Sopenharmony_ci */ 78c2ecf20Sopenharmony_ci 88c2ecf20Sopenharmony_ci/* 98c2ecf20Sopenharmony_ci 108c2ecf20Sopenharmony_ci This source file is specifically designed to interface with the 118c2ecf20Sopenharmony_ci wm8775. 128c2ecf20Sopenharmony_ci 138c2ecf20Sopenharmony_ci*/ 148c2ecf20Sopenharmony_ci 158c2ecf20Sopenharmony_ci#include "pvrusb2-wm8775.h" 168c2ecf20Sopenharmony_ci 178c2ecf20Sopenharmony_ci 188c2ecf20Sopenharmony_ci#include "pvrusb2-hdw-internal.h" 198c2ecf20Sopenharmony_ci#include "pvrusb2-debug.h" 208c2ecf20Sopenharmony_ci#include <linux/videodev2.h> 218c2ecf20Sopenharmony_ci#include <media/v4l2-common.h> 228c2ecf20Sopenharmony_ci#include <linux/errno.h> 238c2ecf20Sopenharmony_ci 248c2ecf20Sopenharmony_civoid pvr2_wm8775_subdev_update(struct pvr2_hdw *hdw, struct v4l2_subdev *sd) 258c2ecf20Sopenharmony_ci{ 268c2ecf20Sopenharmony_ci if (hdw->input_dirty || hdw->force_dirty) { 278c2ecf20Sopenharmony_ci u32 input; 288c2ecf20Sopenharmony_ci 298c2ecf20Sopenharmony_ci switch (hdw->input_val) { 308c2ecf20Sopenharmony_ci case PVR2_CVAL_INPUT_RADIO: 318c2ecf20Sopenharmony_ci input = 1; 328c2ecf20Sopenharmony_ci break; 338c2ecf20Sopenharmony_ci default: 348c2ecf20Sopenharmony_ci /* All other cases just use the second input */ 358c2ecf20Sopenharmony_ci input = 2; 368c2ecf20Sopenharmony_ci break; 378c2ecf20Sopenharmony_ci } 388c2ecf20Sopenharmony_ci pvr2_trace(PVR2_TRACE_CHIPS, "subdev wm8775 set_input(val=%d route=0x%x)", 398c2ecf20Sopenharmony_ci hdw->input_val, input); 408c2ecf20Sopenharmony_ci 418c2ecf20Sopenharmony_ci sd->ops->audio->s_routing(sd, input, 0, 0); 428c2ecf20Sopenharmony_ci } 438c2ecf20Sopenharmony_ci} 44