1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0-only
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun *
4*4882a593Smuzhiyun * Copyright (C) 2005 Mike Isely <isely@pobox.com>
5*4882a593Smuzhiyun * Copyright (C) 2004 Aurelien Alleaume <slts@free.fr>
6*4882a593Smuzhiyun */
7*4882a593Smuzhiyun
8*4882a593Smuzhiyun #include "pvrusb2-audio.h"
9*4882a593Smuzhiyun #include "pvrusb2-hdw-internal.h"
10*4882a593Smuzhiyun #include "pvrusb2-debug.h"
11*4882a593Smuzhiyun #include <linux/videodev2.h>
12*4882a593Smuzhiyun #include <media/drv-intf/msp3400.h>
13*4882a593Smuzhiyun #include <media/v4l2-common.h>
14*4882a593Smuzhiyun
15*4882a593Smuzhiyun
16*4882a593Smuzhiyun struct routing_scheme {
17*4882a593Smuzhiyun const int *def;
18*4882a593Smuzhiyun unsigned int cnt;
19*4882a593Smuzhiyun };
20*4882a593Smuzhiyun
21*4882a593Smuzhiyun static const int routing_scheme0[] = {
22*4882a593Smuzhiyun [PVR2_CVAL_INPUT_TV] = MSP_INPUT_DEFAULT,
23*4882a593Smuzhiyun [PVR2_CVAL_INPUT_RADIO] = MSP_INPUT(MSP_IN_SCART2,
24*4882a593Smuzhiyun MSP_IN_TUNER1,
25*4882a593Smuzhiyun MSP_DSP_IN_SCART,
26*4882a593Smuzhiyun MSP_DSP_IN_SCART),
27*4882a593Smuzhiyun [PVR2_CVAL_INPUT_COMPOSITE] = MSP_INPUT(MSP_IN_SCART1,
28*4882a593Smuzhiyun MSP_IN_TUNER1,
29*4882a593Smuzhiyun MSP_DSP_IN_SCART,
30*4882a593Smuzhiyun MSP_DSP_IN_SCART),
31*4882a593Smuzhiyun [PVR2_CVAL_INPUT_SVIDEO] = MSP_INPUT(MSP_IN_SCART1,
32*4882a593Smuzhiyun MSP_IN_TUNER1,
33*4882a593Smuzhiyun MSP_DSP_IN_SCART,
34*4882a593Smuzhiyun MSP_DSP_IN_SCART),
35*4882a593Smuzhiyun };
36*4882a593Smuzhiyun
37*4882a593Smuzhiyun static const struct routing_scheme routing_def0 = {
38*4882a593Smuzhiyun .def = routing_scheme0,
39*4882a593Smuzhiyun .cnt = ARRAY_SIZE(routing_scheme0),
40*4882a593Smuzhiyun };
41*4882a593Smuzhiyun
42*4882a593Smuzhiyun static const struct routing_scheme *routing_schemes[] = {
43*4882a593Smuzhiyun [PVR2_ROUTING_SCHEME_HAUPPAUGE] = &routing_def0,
44*4882a593Smuzhiyun };
45*4882a593Smuzhiyun
pvr2_msp3400_subdev_update(struct pvr2_hdw * hdw,struct v4l2_subdev * sd)46*4882a593Smuzhiyun void pvr2_msp3400_subdev_update(struct pvr2_hdw *hdw, struct v4l2_subdev *sd)
47*4882a593Smuzhiyun {
48*4882a593Smuzhiyun if (hdw->input_dirty || hdw->force_dirty) {
49*4882a593Smuzhiyun const struct routing_scheme *sp;
50*4882a593Smuzhiyun unsigned int sid = hdw->hdw_desc->signal_routing_scheme;
51*4882a593Smuzhiyun u32 input;
52*4882a593Smuzhiyun
53*4882a593Smuzhiyun pvr2_trace(PVR2_TRACE_CHIPS, "subdev msp3400 v4l2 set_stereo");
54*4882a593Smuzhiyun sp = (sid < ARRAY_SIZE(routing_schemes)) ?
55*4882a593Smuzhiyun routing_schemes[sid] : NULL;
56*4882a593Smuzhiyun
57*4882a593Smuzhiyun if ((sp != NULL) &&
58*4882a593Smuzhiyun (hdw->input_val >= 0) &&
59*4882a593Smuzhiyun (hdw->input_val < sp->cnt)) {
60*4882a593Smuzhiyun input = sp->def[hdw->input_val];
61*4882a593Smuzhiyun } else {
62*4882a593Smuzhiyun pvr2_trace(PVR2_TRACE_ERROR_LEGS,
63*4882a593Smuzhiyun "*** WARNING *** subdev msp3400 set_input: Invalid routing scheme (%u) and/or input (%d)",
64*4882a593Smuzhiyun sid, hdw->input_val);
65*4882a593Smuzhiyun return;
66*4882a593Smuzhiyun }
67*4882a593Smuzhiyun sd->ops->audio->s_routing(sd, input,
68*4882a593Smuzhiyun MSP_OUTPUT(MSP_SC_IN_DSP_SCART1), 0);
69*4882a593Smuzhiyun }
70*4882a593Smuzhiyun }
71