Loading...
1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 Audio/video-routing-related ivtv functions.
4 Copyright (C) 2003-2004 Kevin Thayer <nufan_wfk at yahoo.com>
5 Copyright (C) 2005-2007 Hans Verkuil <hverkuil@xs4all.nl>
6
7 */
8
9#include "ivtv-driver.h"
10#include "ivtv-i2c.h"
11#include "ivtv-cards.h"
12#include "ivtv-gpio.h"
13#include "ivtv-routing.h"
14
15#include <media/drv-intf/msp3400.h>
16#include <media/i2c/m52790.h>
17#include <media/i2c/upd64031a.h>
18#include <media/i2c/upd64083.h>
19
20/* Selects the audio input and output according to the current
21 settings. */
22void ivtv_audio_set_io(struct ivtv *itv)
23{
24 const struct ivtv_card_audio_input *in;
25 u32 input, output = 0;
26
27 /* Determine which input to use */
28 if (test_bit(IVTV_F_I_RADIO_USER, &itv->i_flags))
29 in = &itv->card->radio_input;
30 else
31 in = &itv->card->audio_inputs[itv->audio_input];
32
33 /* handle muxer chips */
34 input = in->muxer_input;
35 if (itv->card->hw_muxer & IVTV_HW_M52790)
36 output = M52790_OUT_STEREO;
37 v4l2_subdev_call(itv->sd_muxer, audio, s_routing,
38 input, output, 0);
39
40 input = in->audio_input;
41 output = 0;
42 if (itv->card->hw_audio & IVTV_HW_MSP34XX)
43 output = MSP_OUTPUT(MSP_SC_IN_DSP_SCART1);
44 ivtv_call_hw(itv, itv->card->hw_audio, audio, s_routing,
45 input, output, 0);
46}
47
48/* Selects the video input and output according to the current
49 settings. */
50void ivtv_video_set_io(struct ivtv *itv)
51{
52 int inp = itv->active_input;
53 u32 input;
54 u32 type;
55
56 v4l2_subdev_call(itv->sd_video, video, s_routing,
57 itv->card->video_inputs[inp].video_input, 0, 0);
58
59 type = itv->card->video_inputs[inp].video_type;
60
61 if (type == IVTV_CARD_INPUT_VID_TUNER) {
62 input = 0; /* Tuner */
63 } else if (type < IVTV_CARD_INPUT_COMPOSITE1) {
64 input = 2; /* S-Video */
65 } else {
66 input = 1; /* Composite */
67 }
68
69 if (itv->card->hw_video & IVTV_HW_GPIO)
70 ivtv_call_hw(itv, IVTV_HW_GPIO, video, s_routing,
71 input, 0, 0);
72
73 if (itv->card->hw_video & IVTV_HW_UPD64031A) {
74 if (type == IVTV_CARD_INPUT_VID_TUNER ||
75 type >= IVTV_CARD_INPUT_COMPOSITE1) {
76 /* Composite: GR on, connect to 3DYCS */
77 input = UPD64031A_GR_ON | UPD64031A_3DYCS_COMPOSITE;
78 } else {
79 /* S-Video: GR bypassed, turn it off */
80 input = UPD64031A_GR_OFF | UPD64031A_3DYCS_DISABLE;
81 }
82 input |= itv->card->gr_config;
83
84 ivtv_call_hw(itv, IVTV_HW_UPD64031A, video, s_routing,
85 input, 0, 0);
86 }
87
88 if (itv->card->hw_video & IVTV_HW_UPD6408X) {
89 input = UPD64083_YCS_MODE;
90 if (type > IVTV_CARD_INPUT_VID_TUNER &&
91 type < IVTV_CARD_INPUT_COMPOSITE1) {
92 /* S-Video uses YCNR mode and internal Y-ADC, the
93 upd64031a is not used. */
94 input |= UPD64083_YCNR_MODE;
95 }
96 else if (itv->card->hw_video & IVTV_HW_UPD64031A) {
97 /* Use upd64031a output for tuner and
98 composite(CX23416GYC only) inputs */
99 if (type == IVTV_CARD_INPUT_VID_TUNER ||
100 itv->card->type == IVTV_CARD_CX23416GYC) {
101 input |= UPD64083_EXT_Y_ADC;
102 }
103 }
104 ivtv_call_hw(itv, IVTV_HW_UPD6408X, video, s_routing,
105 input, 0, 0);
106 }
107}
1/*
2 Audio/video-routing-related ivtv functions.
3 Copyright (C) 2003-2004 Kevin Thayer <nufan_wfk at yahoo.com>
4 Copyright (C) 2005-2007 Hans Verkuil <hverkuil@xs4all.nl>
5
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
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#include "ivtv-driver.h"
22#include "ivtv-i2c.h"
23#include "ivtv-cards.h"
24#include "ivtv-gpio.h"
25#include "ivtv-routing.h"
26
27#include <media/drv-intf/msp3400.h>
28#include <media/i2c/m52790.h>
29#include <media/i2c/upd64031a.h>
30#include <media/i2c/upd64083.h>
31
32/* Selects the audio input and output according to the current
33 settings. */
34void ivtv_audio_set_io(struct ivtv *itv)
35{
36 const struct ivtv_card_audio_input *in;
37 u32 input, output = 0;
38
39 /* Determine which input to use */
40 if (test_bit(IVTV_F_I_RADIO_USER, &itv->i_flags))
41 in = &itv->card->radio_input;
42 else
43 in = &itv->card->audio_inputs[itv->audio_input];
44
45 /* handle muxer chips */
46 input = in->muxer_input;
47 if (itv->card->hw_muxer & IVTV_HW_M52790)
48 output = M52790_OUT_STEREO;
49 v4l2_subdev_call(itv->sd_muxer, audio, s_routing,
50 input, output, 0);
51
52 input = in->audio_input;
53 output = 0;
54 if (itv->card->hw_audio & IVTV_HW_MSP34XX)
55 output = MSP_OUTPUT(MSP_SC_IN_DSP_SCART1);
56 ivtv_call_hw(itv, itv->card->hw_audio, audio, s_routing,
57 input, output, 0);
58}
59
60/* Selects the video input and output according to the current
61 settings. */
62void ivtv_video_set_io(struct ivtv *itv)
63{
64 int inp = itv->active_input;
65 u32 input;
66 u32 type;
67
68 v4l2_subdev_call(itv->sd_video, video, s_routing,
69 itv->card->video_inputs[inp].video_input, 0, 0);
70
71 type = itv->card->video_inputs[inp].video_type;
72
73 if (type == IVTV_CARD_INPUT_VID_TUNER) {
74 input = 0; /* Tuner */
75 } else if (type < IVTV_CARD_INPUT_COMPOSITE1) {
76 input = 2; /* S-Video */
77 } else {
78 input = 1; /* Composite */
79 }
80
81 if (itv->card->hw_video & IVTV_HW_GPIO)
82 ivtv_call_hw(itv, IVTV_HW_GPIO, video, s_routing,
83 input, 0, 0);
84
85 if (itv->card->hw_video & IVTV_HW_UPD64031A) {
86 if (type == IVTV_CARD_INPUT_VID_TUNER ||
87 type >= IVTV_CARD_INPUT_COMPOSITE1) {
88 /* Composite: GR on, connect to 3DYCS */
89 input = UPD64031A_GR_ON | UPD64031A_3DYCS_COMPOSITE;
90 } else {
91 /* S-Video: GR bypassed, turn it off */
92 input = UPD64031A_GR_OFF | UPD64031A_3DYCS_DISABLE;
93 }
94 input |= itv->card->gr_config;
95
96 ivtv_call_hw(itv, IVTV_HW_UPD64031A, video, s_routing,
97 input, 0, 0);
98 }
99
100 if (itv->card->hw_video & IVTV_HW_UPD6408X) {
101 input = UPD64083_YCS_MODE;
102 if (type > IVTV_CARD_INPUT_VID_TUNER &&
103 type < IVTV_CARD_INPUT_COMPOSITE1) {
104 /* S-Video uses YCNR mode and internal Y-ADC, the
105 upd64031a is not used. */
106 input |= UPD64083_YCNR_MODE;
107 }
108 else if (itv->card->hw_video & IVTV_HW_UPD64031A) {
109 /* Use upd64031a output for tuner and
110 composite(CX23416GYC only) inputs */
111 if (type == IVTV_CARD_INPUT_VID_TUNER ||
112 itv->card->type == IVTV_CARD_CX23416GYC) {
113 input |= UPD64083_EXT_Y_ADC;
114 }
115 }
116 ivtv_call_hw(itv, IVTV_HW_UPD6408X, video, s_routing,
117 input, 0, 0);
118 }
119}