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d855497e MI |
1 | /* |
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 | cx2584x, in kernels 2.6.16 or newer. | |
26 | ||
27 | */ | |
28 | ||
29 | #include "pvrusb2-cx2584x-v4l.h" | |
30 | #include "pvrusb2-video-v4l.h" | |
d855497e MI |
31 | |
32 | ||
33 | #include "pvrusb2-hdw-internal.h" | |
34 | #include "pvrusb2-debug.h" | |
d647f0b7 | 35 | #include <media/drv-intf/cx25840.h> |
d855497e MI |
36 | #include <linux/videodev2.h> |
37 | #include <media/v4l2-common.h> | |
38 | #include <linux/errno.h> | |
d855497e | 39 | |
d855497e | 40 | |
f5174af2 MI |
41 | struct routing_scheme_item { |
42 | int vid; | |
43 | int aud; | |
44 | }; | |
45 | ||
46 | struct routing_scheme { | |
47 | const struct routing_scheme_item *def; | |
48 | unsigned int cnt; | |
49 | }; | |
50 | ||
51 | static const struct routing_scheme_item routing_scheme0[] = { | |
52 | [PVR2_CVAL_INPUT_TV] = { | |
53 | .vid = CX25840_COMPOSITE7, | |
54 | .aud = CX25840_AUDIO8, | |
55 | }, | |
56 | [PVR2_CVAL_INPUT_RADIO] = { /* Treat the same as composite */ | |
57 | .vid = CX25840_COMPOSITE3, | |
58 | .aud = CX25840_AUDIO_SERIAL, | |
59 | }, | |
60 | [PVR2_CVAL_INPUT_COMPOSITE] = { | |
61 | .vid = CX25840_COMPOSITE3, | |
62 | .aud = CX25840_AUDIO_SERIAL, | |
63 | }, | |
64 | [PVR2_CVAL_INPUT_SVIDEO] = { | |
65 | .vid = CX25840_SVIDEO1, | |
66 | .aud = CX25840_AUDIO_SERIAL, | |
67 | }, | |
68 | }; | |
69 | ||
81e804c9 MI |
70 | static const struct routing_scheme routing_def0 = { |
71 | .def = routing_scheme0, | |
72 | .cnt = ARRAY_SIZE(routing_scheme0), | |
73 | }; | |
74 | ||
9e2e3aeb MI |
75 | /* Specific to gotview device */ |
76 | static const struct routing_scheme_item routing_schemegv[] = { | |
77 | [PVR2_CVAL_INPUT_TV] = { | |
78 | .vid = CX25840_COMPOSITE2, | |
79 | .aud = CX25840_AUDIO5, | |
80 | }, | |
1df59f0b MI |
81 | [PVR2_CVAL_INPUT_RADIO] = { |
82 | /* line-in is used for radio and composite. A GPIO is | |
83 | used to switch between the two choices. */ | |
9e2e3aeb MI |
84 | .vid = CX25840_COMPOSITE1, |
85 | .aud = CX25840_AUDIO_SERIAL, | |
86 | }, | |
87 | [PVR2_CVAL_INPUT_COMPOSITE] = { | |
88 | .vid = CX25840_COMPOSITE1, | |
89 | .aud = CX25840_AUDIO_SERIAL, | |
90 | }, | |
91 | [PVR2_CVAL_INPUT_SVIDEO] = { | |
92 | .vid = (CX25840_SVIDEO_LUMA3|CX25840_SVIDEO_CHROMA4), | |
93 | .aud = CX25840_AUDIO_SERIAL, | |
94 | }, | |
95 | }; | |
96 | ||
81e804c9 MI |
97 | static const struct routing_scheme routing_defgv = { |
98 | .def = routing_schemegv, | |
99 | .cnt = ARRAY_SIZE(routing_schemegv), | |
100 | }; | |
101 | ||
43823c02 MI |
102 | /* Specific to grabster av400 device */ |
103 | static const struct routing_scheme_item routing_schemeav400[] = { | |
104 | [PVR2_CVAL_INPUT_COMPOSITE] = { | |
105 | .vid = CX25840_COMPOSITE1, | |
106 | .aud = CX25840_AUDIO_SERIAL, | |
107 | }, | |
108 | [PVR2_CVAL_INPUT_SVIDEO] = { | |
109 | .vid = (CX25840_SVIDEO_LUMA2|CX25840_SVIDEO_CHROMA4), | |
110 | .aud = CX25840_AUDIO_SERIAL, | |
111 | }, | |
112 | }; | |
113 | ||
114 | static const struct routing_scheme routing_defav400 = { | |
115 | .def = routing_schemeav400, | |
116 | .cnt = ARRAY_SIZE(routing_schemeav400), | |
117 | }; | |
118 | ||
81e804c9 MI |
119 | static const struct routing_scheme *routing_schemes[] = { |
120 | [PVR2_ROUTING_SCHEME_HAUPPAUGE] = &routing_def0, | |
121 | [PVR2_ROUTING_SCHEME_GOTVIEW] = &routing_defgv, | |
43823c02 | 122 | [PVR2_ROUTING_SCHEME_AV400] = &routing_defav400, |
f5174af2 MI |
123 | }; |
124 | ||
634ba268 MI |
125 | void pvr2_cx25840_subdev_update(struct pvr2_hdw *hdw, struct v4l2_subdev *sd) |
126 | { | |
5e430ca5 | 127 | pvr2_trace(PVR2_TRACE_CHIPS, "subdev cx2584x update..."); |
27764726 | 128 | if (hdw->input_dirty || hdw->force_dirty) { |
634ba268 MI |
129 | enum cx25840_video_input vid_input; |
130 | enum cx25840_audio_input aud_input; | |
131 | const struct routing_scheme *sp; | |
132 | unsigned int sid = hdw->hdw_desc->signal_routing_scheme; | |
133 | ||
90135c96 MI |
134 | sp = (sid < ARRAY_SIZE(routing_schemes)) ? |
135 | routing_schemes[sid] : NULL; | |
136 | if ((sp == NULL) || | |
137 | (hdw->input_val < 0) || | |
138 | (hdw->input_val >= sp->cnt)) { | |
634ba268 MI |
139 | pvr2_trace(PVR2_TRACE_ERROR_LEGS, |
140 | "*** WARNING *** subdev cx2584x set_input:" | |
141 | " Invalid routing scheme (%u)" | |
142 | " and/or input (%d)", | |
143 | sid, hdw->input_val); | |
144 | return; | |
145 | } | |
90135c96 MI |
146 | vid_input = sp->def[hdw->input_val].vid; |
147 | aud_input = sp->def[hdw->input_val].aud; | |
634ba268 | 148 | pvr2_trace(PVR2_TRACE_CHIPS, |
5e430ca5 | 149 | "subdev cx2584x set_input vid=0x%x aud=0x%x", |
634ba268 | 150 | vid_input, aud_input); |
5325b427 HV |
151 | sd->ops->video->s_routing(sd, (u32)vid_input, 0, 0); |
152 | sd->ops->audio->s_routing(sd, (u32)aud_input, 0, 0); | |
634ba268 MI |
153 | } |
154 | } |