projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 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 | saa711x support that is available in the v4l available starting | |
| 26 | with linux 2.6.15. | |
| 27 | ||
| 28 | */ | |
| 29 | ||
| 30 | #include "pvrusb2-video-v4l.h" | |
| d855497e MI |
31 | |
| 32 | ||
| 6f956512 | 33 | |
| d855497e MI |
34 | #include "pvrusb2-hdw-internal.h" |
| 35 | #include "pvrusb2-debug.h" | |
| 36 | #include <linux/videodev2.h> | |
| 37 | #include <media/v4l2-common.h> | |
| 38 | #include <media/saa7115.h> | |
| 39 | #include <linux/errno.h> | |
| 40 | #include <linux/slab.h> | |
| 41 | ||
| f5174af2 MI |
42 | struct routing_scheme { |
| 43 | const int *def; | |
| 44 | unsigned int cnt; | |
| 45 | }; | |
| 46 | ||
| 47 | ||
| 48 | static const int routing_scheme0[] = { | |
| 49 | [PVR2_CVAL_INPUT_TV] = SAA7115_COMPOSITE4, | |
| 50 | /* In radio mode, we mute the video, but point at one | |
| 51 | spot just to stay consistent */ | |
| 52 | [PVR2_CVAL_INPUT_RADIO] = SAA7115_COMPOSITE5, | |
| 53 | [PVR2_CVAL_INPUT_COMPOSITE] = SAA7115_COMPOSITE5, | |
| 54 | [PVR2_CVAL_INPUT_SVIDEO] = SAA7115_SVIDEO2, | |
| 55 | }; | |
| 56 | ||
| 2a6b627f MI |
57 | static const int routing_scheme1[] = { |
| 58 | [PVR2_CVAL_INPUT_TV] = SAA7115_COMPOSITE4, | |
| 59 | [PVR2_CVAL_INPUT_RADIO] = SAA7115_COMPOSITE5, | |
| 60 | [PVR2_CVAL_INPUT_COMPOSITE] = SAA7115_COMPOSITE3, | |
| 61 | [PVR2_CVAL_INPUT_SVIDEO] = SAA7115_SVIDEO2, /* or SVIDEO0, it seems */ | |
| 62 | }; | |
| 63 | ||
| f5174af2 MI |
64 | static const struct routing_scheme routing_schemes[] = { |
| 65 | [PVR2_ROUTING_SCHEME_HAUPPAUGE] = { | |
| 66 | .def = routing_scheme0, | |
| 67 | .cnt = ARRAY_SIZE(routing_scheme0), | |
| 68 | }, | |
| 2a6b627f MI |
69 | [PVR2_ROUTING_SCHEME_ONAIR] = { |
| 70 | .def = routing_scheme1, | |
| 71 | .cnt = ARRAY_SIZE(routing_scheme1), | |
| 72 | }, | |
| f5174af2 MI |
73 | }; |
| 74 | ||
| 6f956512 MI |
75 | void pvr2_saa7115_subdev_update(struct pvr2_hdw *hdw, struct v4l2_subdev *sd) |
| 76 | { | |
| 27764726 | 77 | if (hdw->input_dirty || hdw->force_dirty) { |
| 6f956512 MI |
78 | const struct routing_scheme *sp; |
| 79 | unsigned int sid = hdw->hdw_desc->signal_routing_scheme; | |
| 5325b427 HV |
80 | u32 input; |
| 81 | ||
| 6f956512 MI |
82 | pvr2_trace(PVR2_TRACE_CHIPS, "subdev v4l2 set_input(%d)", |
| 83 | hdw->input_val); | |
| 84 | if ((sid < ARRAY_SIZE(routing_schemes)) && | |
| 85 | ((sp = routing_schemes + sid) != NULL) && | |
| 86 | (hdw->input_val >= 0) && | |
| 87 | (hdw->input_val < sp->cnt)) { | |
| 5325b427 | 88 | input = sp->def[hdw->input_val]; |
| 6f956512 MI |
89 | } else { |
| 90 | pvr2_trace(PVR2_TRACE_ERROR_LEGS, | |
| 91 | "*** WARNING *** subdev v4l2 set_input:" | |
| 1e481cca MI |
92 | " Invalid routing scheme (%u)" |
| 93 | " and/or input (%d)", | |
| 6f956512 MI |
94 | sid, hdw->input_val); |
| 95 | return; | |
| 96 | } | |
| 5325b427 | 97 | sd->ops->video->s_routing(sd, input, 0, 0); |
| 6f956512 MI |
98 | } |
| 99 | } | |
| d855497e MI |
100 | |
| 101 | ||
| 102 | /* | |
| 103 | Stuff for Emacs to see, in order to encourage consistent editing style: | |
| 104 | *** Local Variables: *** | |
| 105 | *** mode: c *** | |
| 106 | *** fill-column: 70 *** | |
| 107 | *** tab-width: 8 *** | |
| 108 | *** c-basic-offset: 8 *** | |
| 109 | *** End: *** | |
| 110 | */ |