[media] move analog PCI saa7146 drivers to its own dir
Instead of having them under drivers/media/video, move them to their own directory. Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Mauro Carvalho Chehab
886
drivers/media/pci/saa7146/mxb.c
Normal file
886
drivers/media/pci/saa7146/mxb.c
Normal file
@@ -0,0 +1,886 @@
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/*
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mxb - v4l2 driver for the Multimedia eXtension Board
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Copyright (C) 1998-2006 Michael Hunold <michael@mihu.de>
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Visit http://www.themm.net/~mihu/linux/saa7146/mxb.html
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for further details about this card.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
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#define DEBUG_VARIABLE debug
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#include <media/saa7146_vv.h>
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#include <media/tuner.h>
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#include <media/v4l2-common.h>
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#include <media/saa7115.h>
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#include <linux/module.h>
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#include "tea6415c.h"
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#include "tea6420.h"
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#define MXB_AUDIOS 6
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#define I2C_SAA7111A 0x24
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#define I2C_TDA9840 0x42
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#define I2C_TEA6415C 0x43
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#define I2C_TEA6420_1 0x4c
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#define I2C_TEA6420_2 0x4d
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#define I2C_TUNER 0x60
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#define MXB_BOARD_CAN_DO_VBI(dev) (dev->revision != 0)
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/* global variable */
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static int mxb_num;
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/* initial frequence the tuner will be tuned to.
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in verden (lower saxony, germany) 4148 is a
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channel called "phoenix" */
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static int freq = 4148;
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module_param(freq, int, 0644);
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MODULE_PARM_DESC(freq, "initial frequency the tuner will be tuned to while setup");
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static int debug;
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module_param(debug, int, 0644);
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MODULE_PARM_DESC(debug, "Turn on/off device debugging (default:off).");
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#define MXB_INPUTS 4
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enum { TUNER, AUX1, AUX3, AUX3_YC };
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static struct v4l2_input mxb_inputs[MXB_INPUTS] = {
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{ TUNER, "Tuner", V4L2_INPUT_TYPE_TUNER, 0x3f, 0,
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V4L2_STD_PAL_BG | V4L2_STD_PAL_I, 0, V4L2_IN_CAP_STD },
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{ AUX1, "AUX1", V4L2_INPUT_TYPE_CAMERA, 0x3f, 0,
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V4L2_STD_ALL, 0, V4L2_IN_CAP_STD },
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{ AUX3, "AUX3 Composite", V4L2_INPUT_TYPE_CAMERA, 0x3f, 0,
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V4L2_STD_ALL, 0, V4L2_IN_CAP_STD },
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{ AUX3_YC, "AUX3 S-Video", V4L2_INPUT_TYPE_CAMERA, 0x3f, 0,
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V4L2_STD_ALL, 0, V4L2_IN_CAP_STD },
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};
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/* this array holds the information, which port of the saa7146 each
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input actually uses. the mxb uses port 0 for every input */
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static struct {
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int hps_source;
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int hps_sync;
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} input_port_selection[MXB_INPUTS] = {
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{ SAA7146_HPS_SOURCE_PORT_A, SAA7146_HPS_SYNC_PORT_A },
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{ SAA7146_HPS_SOURCE_PORT_A, SAA7146_HPS_SYNC_PORT_A },
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{ SAA7146_HPS_SOURCE_PORT_A, SAA7146_HPS_SYNC_PORT_A },
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{ SAA7146_HPS_SOURCE_PORT_A, SAA7146_HPS_SYNC_PORT_A },
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};
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/* this array holds the information of the audio source (mxb_audios),
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which has to be switched corresponding to the video source (mxb_channels) */
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static int video_audio_connect[MXB_INPUTS] =
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{ 0, 1, 3, 3 };
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struct mxb_routing {
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u32 input;
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u32 output;
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};
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/* these are the available audio sources, which can switched
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to the line- and cd-output individually */
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static struct v4l2_audio mxb_audios[MXB_AUDIOS] = {
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{
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.index = 0,
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.name = "Tuner",
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.capability = V4L2_AUDCAP_STEREO,
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} , {
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.index = 1,
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.name = "AUX1",
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.capability = V4L2_AUDCAP_STEREO,
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} , {
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.index = 2,
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.name = "AUX2",
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.capability = V4L2_AUDCAP_STEREO,
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} , {
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.index = 3,
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.name = "AUX3",
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.capability = V4L2_AUDCAP_STEREO,
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} , {
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.index = 4,
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.name = "Radio (X9)",
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.capability = V4L2_AUDCAP_STEREO,
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} , {
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.index = 5,
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.name = "CD-ROM (X10)",
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.capability = V4L2_AUDCAP_STEREO,
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}
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};
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/* These are the necessary input-output-pins for bringing one audio source
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(see above) to the CD-output. Note that gain is set to 0 in this table. */
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static struct mxb_routing TEA6420_cd[MXB_AUDIOS + 1][2] = {
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{ { 1, 1 }, { 1, 1 } }, /* Tuner */
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{ { 5, 1 }, { 6, 1 } }, /* AUX 1 */
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{ { 4, 1 }, { 6, 1 } }, /* AUX 2 */
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{ { 3, 1 }, { 6, 1 } }, /* AUX 3 */
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{ { 1, 1 }, { 3, 1 } }, /* Radio */
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{ { 1, 1 }, { 2, 1 } }, /* CD-Rom */
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{ { 6, 1 }, { 6, 1 } } /* Mute */
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};
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/* These are the necessary input-output-pins for bringing one audio source
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(see above) to the line-output. Note that gain is set to 0 in this table. */
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static struct mxb_routing TEA6420_line[MXB_AUDIOS + 1][2] = {
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{ { 2, 3 }, { 1, 2 } },
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{ { 5, 3 }, { 6, 2 } },
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{ { 4, 3 }, { 6, 2 } },
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{ { 3, 3 }, { 6, 2 } },
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{ { 2, 3 }, { 3, 2 } },
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{ { 2, 3 }, { 2, 2 } },
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{ { 6, 3 }, { 6, 2 } } /* Mute */
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};
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struct mxb
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{
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struct video_device *video_dev;
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struct video_device *vbi_dev;
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struct i2c_adapter i2c_adapter;
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struct v4l2_subdev *saa7111a;
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struct v4l2_subdev *tda9840;
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struct v4l2_subdev *tea6415c;
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struct v4l2_subdev *tuner;
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struct v4l2_subdev *tea6420_1;
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struct v4l2_subdev *tea6420_2;
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int cur_mode; /* current audio mode (mono, stereo, ...) */
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int cur_input; /* current input */
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int cur_audinput; /* current audio input */
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int cur_mute; /* current mute status */
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struct v4l2_frequency cur_freq; /* current frequency the tuner is tuned to */
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};
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#define saa7111a_call(mxb, o, f, args...) \
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v4l2_subdev_call(mxb->saa7111a, o, f, ##args)
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#define tda9840_call(mxb, o, f, args...) \
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v4l2_subdev_call(mxb->tda9840, o, f, ##args)
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#define tea6415c_call(mxb, o, f, args...) \
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v4l2_subdev_call(mxb->tea6415c, o, f, ##args)
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#define tuner_call(mxb, o, f, args...) \
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v4l2_subdev_call(mxb->tuner, o, f, ##args)
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#define call_all(dev, o, f, args...) \
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v4l2_device_call_until_err(&dev->v4l2_dev, 0, o, f, ##args)
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static void mxb_update_audmode(struct mxb *mxb)
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{
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struct v4l2_tuner t = {
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.audmode = mxb->cur_mode,
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};
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tda9840_call(mxb, tuner, s_tuner, &t);
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}
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static inline void tea6420_route(struct mxb *mxb, int idx)
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{
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v4l2_subdev_call(mxb->tea6420_1, audio, s_routing,
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TEA6420_cd[idx][0].input, TEA6420_cd[idx][0].output, 0);
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v4l2_subdev_call(mxb->tea6420_2, audio, s_routing,
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TEA6420_cd[idx][1].input, TEA6420_cd[idx][1].output, 0);
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v4l2_subdev_call(mxb->tea6420_1, audio, s_routing,
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TEA6420_line[idx][0].input, TEA6420_line[idx][0].output, 0);
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v4l2_subdev_call(mxb->tea6420_2, audio, s_routing,
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TEA6420_line[idx][1].input, TEA6420_line[idx][1].output, 0);
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}
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static struct saa7146_extension extension;
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static int mxb_s_ctrl(struct v4l2_ctrl *ctrl)
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{
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struct saa7146_dev *dev = container_of(ctrl->handler,
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struct saa7146_dev, ctrl_handler);
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struct mxb *mxb = dev->ext_priv;
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switch (ctrl->id) {
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case V4L2_CID_AUDIO_MUTE:
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mxb->cur_mute = ctrl->val;
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/* switch the audio-source */
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tea6420_route(mxb, ctrl->val ? 6 :
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video_audio_connect[mxb->cur_input]);
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break;
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default:
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return -EINVAL;
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}
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return 0;
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}
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static const struct v4l2_ctrl_ops mxb_ctrl_ops = {
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.s_ctrl = mxb_s_ctrl,
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};
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static int mxb_probe(struct saa7146_dev *dev)
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{
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struct v4l2_ctrl_handler *hdl = &dev->ctrl_handler;
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struct mxb *mxb = NULL;
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v4l2_ctrl_new_std(hdl, &mxb_ctrl_ops,
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V4L2_CID_AUDIO_MUTE, 0, 1, 1, 1);
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if (hdl->error)
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return hdl->error;
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mxb = kzalloc(sizeof(struct mxb), GFP_KERNEL);
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if (mxb == NULL) {
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DEB_D("not enough kernel memory\n");
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return -ENOMEM;
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}
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snprintf(mxb->i2c_adapter.name, sizeof(mxb->i2c_adapter.name), "mxb%d", mxb_num);
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saa7146_i2c_adapter_prepare(dev, &mxb->i2c_adapter, SAA7146_I2C_BUS_BIT_RATE_480);
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if (i2c_add_adapter(&mxb->i2c_adapter) < 0) {
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DEB_S("cannot register i2c-device. skipping.\n");
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kfree(mxb);
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return -EFAULT;
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}
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mxb->saa7111a = v4l2_i2c_new_subdev(&dev->v4l2_dev, &mxb->i2c_adapter,
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"saa7111", I2C_SAA7111A, NULL);
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mxb->tea6420_1 = v4l2_i2c_new_subdev(&dev->v4l2_dev, &mxb->i2c_adapter,
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"tea6420", I2C_TEA6420_1, NULL);
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mxb->tea6420_2 = v4l2_i2c_new_subdev(&dev->v4l2_dev, &mxb->i2c_adapter,
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"tea6420", I2C_TEA6420_2, NULL);
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mxb->tea6415c = v4l2_i2c_new_subdev(&dev->v4l2_dev, &mxb->i2c_adapter,
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"tea6415c", I2C_TEA6415C, NULL);
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mxb->tda9840 = v4l2_i2c_new_subdev(&dev->v4l2_dev, &mxb->i2c_adapter,
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"tda9840", I2C_TDA9840, NULL);
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mxb->tuner = v4l2_i2c_new_subdev(&dev->v4l2_dev, &mxb->i2c_adapter,
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"tuner", I2C_TUNER, NULL);
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/* check if all devices are present */
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if (!mxb->tea6420_1 || !mxb->tea6420_2 || !mxb->tea6415c ||
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!mxb->tda9840 || !mxb->saa7111a || !mxb->tuner) {
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pr_err("did not find all i2c devices. aborting\n");
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i2c_del_adapter(&mxb->i2c_adapter);
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kfree(mxb);
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return -ENODEV;
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}
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/* all devices are present, probe was successful */
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/* we store the pointer in our private data field */
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dev->ext_priv = mxb;
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v4l2_ctrl_handler_setup(hdl);
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return 0;
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}
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/* some init data for the saa7740, the so-called 'sound arena module'.
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there are no specs available, so we simply use some init values */
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static struct {
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int length;
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char data[9];
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} mxb_saa7740_init[] = {
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{ 3, { 0x80, 0x00, 0x00 } },{ 3, { 0x80, 0x89, 0x00 } },
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{ 3, { 0x80, 0xb0, 0x0a } },{ 3, { 0x00, 0x00, 0x00 } },
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{ 3, { 0x49, 0x00, 0x00 } },{ 3, { 0x4a, 0x00, 0x00 } },
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{ 3, { 0x4b, 0x00, 0x00 } },{ 3, { 0x4c, 0x00, 0x00 } },
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{ 3, { 0x4d, 0x00, 0x00 } },{ 3, { 0x4e, 0x00, 0x00 } },
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{ 3, { 0x4f, 0x00, 0x00 } },{ 3, { 0x50, 0x00, 0x00 } },
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{ 3, { 0x51, 0x00, 0x00 } },{ 3, { 0x52, 0x00, 0x00 } },
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{ 3, { 0x53, 0x00, 0x00 } },{ 3, { 0x54, 0x00, 0x00 } },
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{ 3, { 0x55, 0x00, 0x00 } },{ 3, { 0x56, 0x00, 0x00 } },
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{ 3, { 0x57, 0x00, 0x00 } },{ 3, { 0x58, 0x00, 0x00 } },
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{ 3, { 0x59, 0x00, 0x00 } },{ 3, { 0x5a, 0x00, 0x00 } },
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{ 3, { 0x5b, 0x00, 0x00 } },{ 3, { 0x5c, 0x00, 0x00 } },
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{ 3, { 0x5d, 0x00, 0x00 } },{ 3, { 0x5e, 0x00, 0x00 } },
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{ 3, { 0x5f, 0x00, 0x00 } },{ 3, { 0x60, 0x00, 0x00 } },
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{ 3, { 0x61, 0x00, 0x00 } },{ 3, { 0x62, 0x00, 0x00 } },
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{ 3, { 0x63, 0x00, 0x00 } },{ 3, { 0x64, 0x00, 0x00 } },
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{ 3, { 0x65, 0x00, 0x00 } },{ 3, { 0x66, 0x00, 0x00 } },
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{ 3, { 0x67, 0x00, 0x00 } },{ 3, { 0x68, 0x00, 0x00 } },
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{ 3, { 0x69, 0x00, 0x00 } },{ 3, { 0x6a, 0x00, 0x00 } },
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{ 3, { 0x6b, 0x00, 0x00 } },{ 3, { 0x6c, 0x00, 0x00 } },
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{ 3, { 0x6d, 0x00, 0x00 } },{ 3, { 0x6e, 0x00, 0x00 } },
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{ 3, { 0x6f, 0x00, 0x00 } },{ 3, { 0x70, 0x00, 0x00 } },
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{ 3, { 0x71, 0x00, 0x00 } },{ 3, { 0x72, 0x00, 0x00 } },
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{ 3, { 0x73, 0x00, 0x00 } },{ 3, { 0x74, 0x00, 0x00 } },
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{ 3, { 0x75, 0x00, 0x00 } },{ 3, { 0x76, 0x00, 0x00 } },
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{ 3, { 0x77, 0x00, 0x00 } },{ 3, { 0x41, 0x00, 0x42 } },
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{ 3, { 0x42, 0x10, 0x42 } },{ 3, { 0x43, 0x20, 0x42 } },
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{ 3, { 0x44, 0x30, 0x42 } },{ 3, { 0x45, 0x00, 0x01 } },
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{ 3, { 0x46, 0x00, 0x01 } },{ 3, { 0x47, 0x00, 0x01 } },
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{ 3, { 0x48, 0x00, 0x01 } },
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{ 9, { 0x01, 0x03, 0xc5, 0x5c, 0x7a, 0x85, 0x01, 0x00, 0x54 } },
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{ 9, { 0x21, 0x03, 0xc5, 0x5c, 0x7a, 0x85, 0x01, 0x00, 0x54 } },
|
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{ 9, { 0x09, 0x0b, 0xb4, 0x6b, 0x74, 0x85, 0x95, 0x00, 0x34 } },
|
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{ 9, { 0x29, 0x0b, 0xb4, 0x6b, 0x74, 0x85, 0x95, 0x00, 0x34 } },
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{ 9, { 0x11, 0x17, 0x43, 0x62, 0x68, 0x89, 0xd1, 0xff, 0xb0 } },
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{ 9, { 0x31, 0x17, 0x43, 0x62, 0x68, 0x89, 0xd1, 0xff, 0xb0 } },
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{ 9, { 0x19, 0x20, 0x62, 0x51, 0x5a, 0x95, 0x19, 0x01, 0x50 } },
|
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{ 9, { 0x39, 0x20, 0x62, 0x51, 0x5a, 0x95, 0x19, 0x01, 0x50 } },
|
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{ 9, { 0x05, 0x3e, 0xd2, 0x69, 0x4e, 0x9a, 0x51, 0x00, 0xf0 } },
|
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{ 9, { 0x25, 0x3e, 0xd2, 0x69, 0x4e, 0x9a, 0x51, 0x00, 0xf0 } },
|
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{ 9, { 0x0d, 0x3d, 0xa1, 0x40, 0x7d, 0x9f, 0x29, 0xfe, 0x14 } },
|
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{ 9, { 0x2d, 0x3d, 0xa1, 0x40, 0x7d, 0x9f, 0x29, 0xfe, 0x14 } },
|
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{ 9, { 0x15, 0x73, 0xa1, 0x50, 0x5d, 0xa6, 0xf5, 0xfe, 0x38 } },
|
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{ 9, { 0x35, 0x73, 0xa1, 0x50, 0x5d, 0xa6, 0xf5, 0xfe, 0x38 } },
|
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{ 9, { 0x1d, 0xed, 0xd0, 0x68, 0x29, 0xb4, 0xe1, 0x00, 0xb8 } },
|
||||
{ 9, { 0x3d, 0xed, 0xd0, 0x68, 0x29, 0xb4, 0xe1, 0x00, 0xb8 } },
|
||||
{ 3, { 0x80, 0xb3, 0x0a } },
|
||||
{-1, { 0 } }
|
||||
};
|
||||
|
||||
/* bring hardware to a sane state. this has to be done, just in case someone
|
||||
wants to capture from this device before it has been properly initialized.
|
||||
the capture engine would badly fail, because no valid signal arrives on the
|
||||
saa7146, thus leading to timeouts and stuff. */
|
||||
static int mxb_init_done(struct saa7146_dev* dev)
|
||||
{
|
||||
struct mxb* mxb = (struct mxb*)dev->ext_priv;
|
||||
struct i2c_msg msg;
|
||||
struct tuner_setup tun_setup;
|
||||
v4l2_std_id std = V4L2_STD_PAL_BG;
|
||||
|
||||
int i = 0, err = 0;
|
||||
|
||||
/* mute audio on tea6420s */
|
||||
tea6420_route(mxb, 6);
|
||||
|
||||
/* select video mode in saa7111a */
|
||||
saa7111a_call(mxb, core, s_std, std);
|
||||
|
||||
/* select tuner-output on saa7111a */
|
||||
i = 0;
|
||||
saa7111a_call(mxb, video, s_routing, SAA7115_COMPOSITE0,
|
||||
SAA7111_FMT_CCIR, 0);
|
||||
|
||||
/* select a tuner type */
|
||||
tun_setup.mode_mask = T_ANALOG_TV;
|
||||
tun_setup.addr = ADDR_UNSET;
|
||||
tun_setup.type = TUNER_PHILIPS_PAL;
|
||||
tuner_call(mxb, tuner, s_type_addr, &tun_setup);
|
||||
/* tune in some frequency on tuner */
|
||||
mxb->cur_freq.tuner = 0;
|
||||
mxb->cur_freq.type = V4L2_TUNER_ANALOG_TV;
|
||||
mxb->cur_freq.frequency = freq;
|
||||
tuner_call(mxb, tuner, s_frequency, &mxb->cur_freq);
|
||||
|
||||
/* set a default video standard */
|
||||
/* These two gpio calls set the GPIO pins that control the tda9820 */
|
||||
saa7146_write(dev, GPIO_CTRL, 0x00404050);
|
||||
saa7111a_call(mxb, core, s_gpio, 1);
|
||||
saa7111a_call(mxb, core, s_std, std);
|
||||
tuner_call(mxb, core, s_std, std);
|
||||
|
||||
/* switch to tuner-channel on tea6415c */
|
||||
tea6415c_call(mxb, video, s_routing, 3, 17, 0);
|
||||
|
||||
/* select tuner-output on multicable on tea6415c */
|
||||
tea6415c_call(mxb, video, s_routing, 3, 13, 0);
|
||||
|
||||
/* the rest for mxb */
|
||||
mxb->cur_input = 0;
|
||||
mxb->cur_audinput = video_audio_connect[mxb->cur_input];
|
||||
mxb->cur_mute = 1;
|
||||
|
||||
mxb->cur_mode = V4L2_TUNER_MODE_STEREO;
|
||||
mxb_update_audmode(mxb);
|
||||
|
||||
/* check if the saa7740 (aka 'sound arena module') is present
|
||||
on the mxb. if so, we must initialize it. due to lack of
|
||||
informations about the saa7740, the values were reverse
|
||||
engineered. */
|
||||
msg.addr = 0x1b;
|
||||
msg.flags = 0;
|
||||
msg.len = mxb_saa7740_init[0].length;
|
||||
msg.buf = &mxb_saa7740_init[0].data[0];
|
||||
|
||||
err = i2c_transfer(&mxb->i2c_adapter, &msg, 1);
|
||||
if (err == 1) {
|
||||
/* the sound arena module is a pos, that's probably the reason
|
||||
philips refuses to hand out a datasheet for the saa7740...
|
||||
it seems to screw up the i2c bus, so we disable fast irq
|
||||
based i2c transactions here and rely on the slow and safe
|
||||
polling method ... */
|
||||
extension.flags &= ~SAA7146_USE_I2C_IRQ;
|
||||
for (i = 1; ; i++) {
|
||||
if (-1 == mxb_saa7740_init[i].length)
|
||||
break;
|
||||
|
||||
msg.len = mxb_saa7740_init[i].length;
|
||||
msg.buf = &mxb_saa7740_init[i].data[0];
|
||||
err = i2c_transfer(&mxb->i2c_adapter, &msg, 1);
|
||||
if (err != 1) {
|
||||
DEB_D("failed to initialize 'sound arena module'\n");
|
||||
goto err;
|
||||
}
|
||||
}
|
||||
pr_info("'sound arena module' detected\n");
|
||||
}
|
||||
err:
|
||||
/* the rest for saa7146: you should definitely set some basic values
|
||||
for the input-port handling of the saa7146. */
|
||||
|
||||
/* ext->saa has been filled by the core driver */
|
||||
|
||||
/* some stuff is done via variables */
|
||||
saa7146_set_hps_source_and_sync(dev, input_port_selection[mxb->cur_input].hps_source,
|
||||
input_port_selection[mxb->cur_input].hps_sync);
|
||||
|
||||
/* some stuff is done via direct write to the registers */
|
||||
|
||||
/* this is ugly, but because of the fact that this is completely
|
||||
hardware dependend, it should be done directly... */
|
||||
saa7146_write(dev, DD1_STREAM_B, 0x00000000);
|
||||
saa7146_write(dev, DD1_INIT, 0x02000200);
|
||||
saa7146_write(dev, MC2, (MASK_09 | MASK_25 | MASK_10 | MASK_26));
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* interrupt-handler. this gets called when irq_mask is != 0.
|
||||
it must clear the interrupt-bits in irq_mask it has handled */
|
||||
/*
|
||||
void mxb_irq_bh(struct saa7146_dev* dev, u32* irq_mask)
|
||||
{
|
||||
struct mxb* mxb = (struct mxb*)dev->ext_priv;
|
||||
}
|
||||
*/
|
||||
|
||||
static int vidioc_enum_input(struct file *file, void *fh, struct v4l2_input *i)
|
||||
{
|
||||
DEB_EE("VIDIOC_ENUMINPUT %d\n", i->index);
|
||||
if (i->index >= MXB_INPUTS)
|
||||
return -EINVAL;
|
||||
memcpy(i, &mxb_inputs[i->index], sizeof(struct v4l2_input));
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int vidioc_g_input(struct file *file, void *fh, unsigned int *i)
|
||||
{
|
||||
struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev;
|
||||
struct mxb *mxb = (struct mxb *)dev->ext_priv;
|
||||
*i = mxb->cur_input;
|
||||
|
||||
DEB_EE("VIDIOC_G_INPUT %d\n", *i);
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int vidioc_s_input(struct file *file, void *fh, unsigned int input)
|
||||
{
|
||||
struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev;
|
||||
struct mxb *mxb = (struct mxb *)dev->ext_priv;
|
||||
int err = 0;
|
||||
int i = 0;
|
||||
|
||||
DEB_EE("VIDIOC_S_INPUT %d\n", input);
|
||||
|
||||
if (input >= MXB_INPUTS)
|
||||
return -EINVAL;
|
||||
|
||||
mxb->cur_input = input;
|
||||
|
||||
saa7146_set_hps_source_and_sync(dev, input_port_selection[input].hps_source,
|
||||
input_port_selection[input].hps_sync);
|
||||
|
||||
/* prepare switching of tea6415c and saa7111a;
|
||||
have a look at the 'background'-file for further informations */
|
||||
switch (input) {
|
||||
case TUNER:
|
||||
i = SAA7115_COMPOSITE0;
|
||||
|
||||
err = tea6415c_call(mxb, video, s_routing, 3, 17, 0);
|
||||
|
||||
/* connect tuner-output always to multicable */
|
||||
if (!err)
|
||||
err = tea6415c_call(mxb, video, s_routing, 3, 13, 0);
|
||||
break;
|
||||
case AUX3_YC:
|
||||
/* nothing to be done here. aux3_yc is
|
||||
directly connected to the saa711a */
|
||||
i = SAA7115_SVIDEO1;
|
||||
break;
|
||||
case AUX3:
|
||||
/* nothing to be done here. aux3 is
|
||||
directly connected to the saa711a */
|
||||
i = SAA7115_COMPOSITE1;
|
||||
break;
|
||||
case AUX1:
|
||||
i = SAA7115_COMPOSITE0;
|
||||
err = tea6415c_call(mxb, video, s_routing, 1, 17, 0);
|
||||
break;
|
||||
}
|
||||
|
||||
if (err)
|
||||
return err;
|
||||
|
||||
/* switch video in saa7111a */
|
||||
if (saa7111a_call(mxb, video, s_routing, i, SAA7111_FMT_CCIR, 0))
|
||||
pr_err("VIDIOC_S_INPUT: could not address saa7111a\n");
|
||||
|
||||
mxb->cur_audinput = video_audio_connect[input];
|
||||
/* switch the audio-source only if necessary */
|
||||
if (0 == mxb->cur_mute)
|
||||
tea6420_route(mxb, mxb->cur_audinput);
|
||||
if (mxb->cur_audinput == 0)
|
||||
mxb_update_audmode(mxb);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int vidioc_g_tuner(struct file *file, void *fh, struct v4l2_tuner *t)
|
||||
{
|
||||
struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev;
|
||||
struct mxb *mxb = (struct mxb *)dev->ext_priv;
|
||||
|
||||
if (t->index) {
|
||||
DEB_D("VIDIOC_G_TUNER: channel %d does not have a tuner attached\n",
|
||||
t->index);
|
||||
return -EINVAL;
|
||||
}
|
||||
|
||||
DEB_EE("VIDIOC_G_TUNER: %d\n", t->index);
|
||||
|
||||
memset(t, 0, sizeof(*t));
|
||||
strlcpy(t->name, "TV Tuner", sizeof(t->name));
|
||||
t->type = V4L2_TUNER_ANALOG_TV;
|
||||
t->capability = V4L2_TUNER_CAP_NORM | V4L2_TUNER_CAP_STEREO |
|
||||
V4L2_TUNER_CAP_LANG1 | V4L2_TUNER_CAP_LANG2 | V4L2_TUNER_CAP_SAP;
|
||||
t->audmode = mxb->cur_mode;
|
||||
return call_all(dev, tuner, g_tuner, t);
|
||||
}
|
||||
|
||||
static int vidioc_s_tuner(struct file *file, void *fh, struct v4l2_tuner *t)
|
||||
{
|
||||
struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev;
|
||||
struct mxb *mxb = (struct mxb *)dev->ext_priv;
|
||||
|
||||
if (t->index) {
|
||||
DEB_D("VIDIOC_S_TUNER: channel %d does not have a tuner attached\n",
|
||||
t->index);
|
||||
return -EINVAL;
|
||||
}
|
||||
|
||||
mxb->cur_mode = t->audmode;
|
||||
return call_all(dev, tuner, s_tuner, t);
|
||||
}
|
||||
|
||||
static int vidioc_querystd(struct file *file, void *fh, v4l2_std_id *norm)
|
||||
{
|
||||
struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev;
|
||||
|
||||
return call_all(dev, video, querystd, norm);
|
||||
}
|
||||
|
||||
static int vidioc_g_frequency(struct file *file, void *fh, struct v4l2_frequency *f)
|
||||
{
|
||||
struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev;
|
||||
struct mxb *mxb = (struct mxb *)dev->ext_priv;
|
||||
|
||||
if (f->tuner)
|
||||
return -EINVAL;
|
||||
*f = mxb->cur_freq;
|
||||
|
||||
DEB_EE("VIDIOC_G_FREQ: freq:0x%08x\n", mxb->cur_freq.frequency);
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int vidioc_s_frequency(struct file *file, void *fh, struct v4l2_frequency *f)
|
||||
{
|
||||
struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev;
|
||||
struct mxb *mxb = (struct mxb *)dev->ext_priv;
|
||||
struct saa7146_vv *vv = dev->vv_data;
|
||||
|
||||
if (f->tuner)
|
||||
return -EINVAL;
|
||||
|
||||
if (V4L2_TUNER_ANALOG_TV != f->type)
|
||||
return -EINVAL;
|
||||
|
||||
DEB_EE("VIDIOC_S_FREQUENCY: freq:0x%08x\n", mxb->cur_freq.frequency);
|
||||
|
||||
/* tune in desired frequency */
|
||||
tuner_call(mxb, tuner, s_frequency, f);
|
||||
/* let the tuner subdev clamp the frequency to the tuner range */
|
||||
tuner_call(mxb, tuner, g_frequency, f);
|
||||
mxb->cur_freq = *f;
|
||||
if (mxb->cur_audinput == 0)
|
||||
mxb_update_audmode(mxb);
|
||||
|
||||
if (mxb->cur_input)
|
||||
return 0;
|
||||
|
||||
/* hack: changing the frequency should invalidate the vbi-counter (=> alevt) */
|
||||
spin_lock(&dev->slock);
|
||||
vv->vbi_fieldcount = 0;
|
||||
spin_unlock(&dev->slock);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int vidioc_enumaudio(struct file *file, void *fh, struct v4l2_audio *a)
|
||||
{
|
||||
if (a->index >= MXB_AUDIOS)
|
||||
return -EINVAL;
|
||||
*a = mxb_audios[a->index];
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int vidioc_g_audio(struct file *file, void *fh, struct v4l2_audio *a)
|
||||
{
|
||||
struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev;
|
||||
struct mxb *mxb = (struct mxb *)dev->ext_priv;
|
||||
|
||||
DEB_EE("VIDIOC_G_AUDIO\n");
|
||||
*a = mxb_audios[mxb->cur_audinput];
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int vidioc_s_audio(struct file *file, void *fh, struct v4l2_audio *a)
|
||||
{
|
||||
struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev;
|
||||
struct mxb *mxb = (struct mxb *)dev->ext_priv;
|
||||
|
||||
DEB_D("VIDIOC_S_AUDIO %d\n", a->index);
|
||||
if (mxb_inputs[mxb->cur_input].audioset & (1 << a->index)) {
|
||||
if (mxb->cur_audinput != a->index) {
|
||||
mxb->cur_audinput = a->index;
|
||||
tea6420_route(mxb, a->index);
|
||||
if (mxb->cur_audinput == 0)
|
||||
mxb_update_audmode(mxb);
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
return -EINVAL;
|
||||
}
|
||||
|
||||
#ifdef CONFIG_VIDEO_ADV_DEBUG
|
||||
static int vidioc_g_register(struct file *file, void *fh, struct v4l2_dbg_register *reg)
|
||||
{
|
||||
struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev;
|
||||
|
||||
if (!capable(CAP_SYS_ADMIN))
|
||||
return -EPERM;
|
||||
if (v4l2_chip_match_host(®->match)) {
|
||||
reg->val = saa7146_read(dev, reg->reg);
|
||||
reg->size = 4;
|
||||
return 0;
|
||||
}
|
||||
call_all(dev, core, g_register, reg);
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int vidioc_s_register(struct file *file, void *fh, struct v4l2_dbg_register *reg)
|
||||
{
|
||||
struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev;
|
||||
|
||||
if (!capable(CAP_SYS_ADMIN))
|
||||
return -EPERM;
|
||||
if (v4l2_chip_match_host(®->match)) {
|
||||
saa7146_write(dev, reg->reg, reg->val);
|
||||
reg->size = 4;
|
||||
return 0;
|
||||
}
|
||||
return call_all(dev, core, s_register, reg);
|
||||
}
|
||||
#endif
|
||||
|
||||
static struct saa7146_ext_vv vv_data;
|
||||
|
||||
/* this function only gets called when the probing was successful */
|
||||
static int mxb_attach(struct saa7146_dev *dev, struct saa7146_pci_extension_data *info)
|
||||
{
|
||||
struct mxb *mxb;
|
||||
|
||||
DEB_EE("dev:%p\n", dev);
|
||||
|
||||
saa7146_vv_init(dev, &vv_data);
|
||||
if (mxb_probe(dev)) {
|
||||
saa7146_vv_release(dev);
|
||||
return -1;
|
||||
}
|
||||
mxb = (struct mxb *)dev->ext_priv;
|
||||
|
||||
vv_data.vid_ops.vidioc_enum_input = vidioc_enum_input;
|
||||
vv_data.vid_ops.vidioc_g_input = vidioc_g_input;
|
||||
vv_data.vid_ops.vidioc_s_input = vidioc_s_input;
|
||||
vv_data.vid_ops.vidioc_querystd = vidioc_querystd;
|
||||
vv_data.vid_ops.vidioc_g_tuner = vidioc_g_tuner;
|
||||
vv_data.vid_ops.vidioc_s_tuner = vidioc_s_tuner;
|
||||
vv_data.vid_ops.vidioc_g_frequency = vidioc_g_frequency;
|
||||
vv_data.vid_ops.vidioc_s_frequency = vidioc_s_frequency;
|
||||
vv_data.vid_ops.vidioc_enumaudio = vidioc_enumaudio;
|
||||
vv_data.vid_ops.vidioc_g_audio = vidioc_g_audio;
|
||||
vv_data.vid_ops.vidioc_s_audio = vidioc_s_audio;
|
||||
#ifdef CONFIG_VIDEO_ADV_DEBUG
|
||||
vv_data.vid_ops.vidioc_g_register = vidioc_g_register;
|
||||
vv_data.vid_ops.vidioc_s_register = vidioc_s_register;
|
||||
#endif
|
||||
if (saa7146_register_device(&mxb->video_dev, dev, "mxb", VFL_TYPE_GRABBER)) {
|
||||
ERR("cannot register capture v4l2 device. skipping.\n");
|
||||
saa7146_vv_release(dev);
|
||||
return -1;
|
||||
}
|
||||
|
||||
/* initialization stuff (vbi) (only for revision > 0 and for extensions which want it)*/
|
||||
if (MXB_BOARD_CAN_DO_VBI(dev)) {
|
||||
if (saa7146_register_device(&mxb->vbi_dev, dev, "mxb", VFL_TYPE_VBI)) {
|
||||
ERR("cannot register vbi v4l2 device. skipping.\n");
|
||||
}
|
||||
}
|
||||
|
||||
pr_info("found Multimedia eXtension Board #%d\n", mxb_num);
|
||||
|
||||
mxb_num++;
|
||||
mxb_init_done(dev);
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int mxb_detach(struct saa7146_dev *dev)
|
||||
{
|
||||
struct mxb *mxb = (struct mxb *)dev->ext_priv;
|
||||
|
||||
DEB_EE("dev:%p\n", dev);
|
||||
|
||||
/* mute audio on tea6420s */
|
||||
tea6420_route(mxb, 6);
|
||||
|
||||
saa7146_unregister_device(&mxb->video_dev,dev);
|
||||
if (MXB_BOARD_CAN_DO_VBI(dev))
|
||||
saa7146_unregister_device(&mxb->vbi_dev, dev);
|
||||
saa7146_vv_release(dev);
|
||||
|
||||
mxb_num--;
|
||||
|
||||
i2c_del_adapter(&mxb->i2c_adapter);
|
||||
kfree(mxb);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int std_callback(struct saa7146_dev *dev, struct saa7146_standard *standard)
|
||||
{
|
||||
struct mxb *mxb = (struct mxb *)dev->ext_priv;
|
||||
|
||||
if (V4L2_STD_PAL_I == standard->id) {
|
||||
v4l2_std_id std = V4L2_STD_PAL_I;
|
||||
|
||||
DEB_D("VIDIOC_S_STD: setting mxb for PAL_I\n");
|
||||
/* These two gpio calls set the GPIO pins that control the tda9820 */
|
||||
saa7146_write(dev, GPIO_CTRL, 0x00404050);
|
||||
saa7111a_call(mxb, core, s_gpio, 0);
|
||||
saa7111a_call(mxb, core, s_std, std);
|
||||
if (mxb->cur_input == 0)
|
||||
tuner_call(mxb, core, s_std, std);
|
||||
} else {
|
||||
v4l2_std_id std = V4L2_STD_PAL_BG;
|
||||
|
||||
if (mxb->cur_input)
|
||||
std = standard->id;
|
||||
DEB_D("VIDIOC_S_STD: setting mxb for PAL/NTSC/SECAM\n");
|
||||
/* These two gpio calls set the GPIO pins that control the tda9820 */
|
||||
saa7146_write(dev, GPIO_CTRL, 0x00404050);
|
||||
saa7111a_call(mxb, core, s_gpio, 1);
|
||||
saa7111a_call(mxb, core, s_std, std);
|
||||
if (mxb->cur_input == 0)
|
||||
tuner_call(mxb, core, s_std, std);
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
static struct saa7146_standard standard[] = {
|
||||
{
|
||||
.name = "PAL-BG", .id = V4L2_STD_PAL_BG,
|
||||
.v_offset = 0x17, .v_field = 288,
|
||||
.h_offset = 0x14, .h_pixels = 680,
|
||||
.v_max_out = 576, .h_max_out = 768,
|
||||
}, {
|
||||
.name = "PAL-I", .id = V4L2_STD_PAL_I,
|
||||
.v_offset = 0x17, .v_field = 288,
|
||||
.h_offset = 0x14, .h_pixels = 680,
|
||||
.v_max_out = 576, .h_max_out = 768,
|
||||
}, {
|
||||
.name = "NTSC", .id = V4L2_STD_NTSC,
|
||||
.v_offset = 0x16, .v_field = 240,
|
||||
.h_offset = 0x06, .h_pixels = 708,
|
||||
.v_max_out = 480, .h_max_out = 640,
|
||||
}, {
|
||||
.name = "SECAM", .id = V4L2_STD_SECAM,
|
||||
.v_offset = 0x14, .v_field = 288,
|
||||
.h_offset = 0x14, .h_pixels = 720,
|
||||
.v_max_out = 576, .h_max_out = 768,
|
||||
}
|
||||
};
|
||||
|
||||
static struct saa7146_pci_extension_data mxb = {
|
||||
.ext_priv = "Multimedia eXtension Board",
|
||||
.ext = &extension,
|
||||
};
|
||||
|
||||
static struct pci_device_id pci_tbl[] = {
|
||||
{
|
||||
.vendor = PCI_VENDOR_ID_PHILIPS,
|
||||
.device = PCI_DEVICE_ID_PHILIPS_SAA7146,
|
||||
.subvendor = 0x0000,
|
||||
.subdevice = 0x0000,
|
||||
.driver_data = (unsigned long)&mxb,
|
||||
}, {
|
||||
.vendor = 0,
|
||||
}
|
||||
};
|
||||
|
||||
MODULE_DEVICE_TABLE(pci, pci_tbl);
|
||||
|
||||
static struct saa7146_ext_vv vv_data = {
|
||||
.inputs = MXB_INPUTS,
|
||||
.capabilities = V4L2_CAP_TUNER | V4L2_CAP_VBI_CAPTURE | V4L2_CAP_AUDIO,
|
||||
.stds = &standard[0],
|
||||
.num_stds = sizeof(standard)/sizeof(struct saa7146_standard),
|
||||
.std_callback = &std_callback,
|
||||
};
|
||||
|
||||
static struct saa7146_extension extension = {
|
||||
.name = "Multimedia eXtension Board",
|
||||
.flags = SAA7146_USE_I2C_IRQ,
|
||||
|
||||
.pci_tbl = &pci_tbl[0],
|
||||
.module = THIS_MODULE,
|
||||
|
||||
.attach = mxb_attach,
|
||||
.detach = mxb_detach,
|
||||
|
||||
.irq_mask = 0,
|
||||
.irq_func = NULL,
|
||||
};
|
||||
|
||||
static int __init mxb_init_module(void)
|
||||
{
|
||||
if (saa7146_register_extension(&extension)) {
|
||||
DEB_S("failed to register extension\n");
|
||||
return -ENODEV;
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void __exit mxb_cleanup_module(void)
|
||||
{
|
||||
saa7146_unregister_extension(&extension);
|
||||
}
|
||||
|
||||
module_init(mxb_init_module);
|
||||
module_exit(mxb_cleanup_module);
|
||||
|
||||
MODULE_DESCRIPTION("video4linux-2 driver for the Siemens-Nixdorf 'Multimedia eXtension board'");
|
||||
MODULE_AUTHOR("Michael Hunold <michael@mihu.de>");
|
||||
MODULE_LICENSE("GPL");
|
||||
Reference in New Issue
Block a user