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marcus.erl |
/*
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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.mihu.de/linux/saa7146/mxb/
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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 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 <linux/video_decoder.h>
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#include <media/v4l2-common.h>
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#include "mxb.h"
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#include "tea6415c.h"
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#include "tea6420.h"
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#include "tda9840.h"
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#define I2C_SAA7111 0x24
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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 = 0;
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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 = 0;
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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, 1, 0, V4L2_STD_PAL_BG|V4L2_STD_NTSC_M, 0 },
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{ AUX1, "AUX1", V4L2_INPUT_TYPE_CAMERA, 2, 0, V4L2_STD_PAL_BG|V4L2_STD_NTSC_M, 0 },
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{ AUX3, "AUX3 Composite", V4L2_INPUT_TYPE_CAMERA, 4, 0, V4L2_STD_PAL_BG|V4L2_STD_NTSC_M, 0 },
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{ AUX3_YC, "AUX3 S-Video", V4L2_INPUT_TYPE_CAMERA, 4, 0, V4L2_STD_PAL_BG|V4L2_STD_NTSC_M, 0 },
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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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/* these are the necessary input-output-pins for bringing one audio source
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(see above) to the CD-output */
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static struct tea6420_multiplex TEA6420_cd[MXB_AUDIOS+1][2] =
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{
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{{1,1,0},{1,1,0}}, /* Tuner */
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{{5,1,0},{6,1,0}}, /* AUX 1 */
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{{4,1,0},{6,1,0}}, /* AUX 2 */
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{{3,1,0},{6,1,0}}, /* AUX 3 */
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{{1,1,0},{3,1,0}}, /* Radio */
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{{1,1,0},{2,1,0}}, /* CD-Rom */
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{{6,1,0},{6,1,0}} /* 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 */
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static struct tea6420_multiplex TEA6420_line[MXB_AUDIOS+1][2] =
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{
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{{2,3,0},{1,2,0}},
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{{5,3,0},{6,2,0}},
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{{4,3,0},{6,2,0}},
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{{3,3,0},{6,2,0}},
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{{2,3,0},{3,2,0}},
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{{2,3,0},{2,2,0}},
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{{6,3,0},{6,2,0}} /* Mute */
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};
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#define MAXCONTROLS 1
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static struct v4l2_queryctrl mxb_controls[] = {
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{ V4L2_CID_AUDIO_MUTE, V4L2_CTRL_TYPE_BOOLEAN, "Mute", 0, 1, 1, 0, 0 },
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};
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static struct saa7146_extension_ioctls ioctls[] = {
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{ VIDIOC_ENUMINPUT, SAA7146_EXCLUSIVE },
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{ VIDIOC_G_INPUT, SAA7146_EXCLUSIVE },
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{ VIDIOC_S_INPUT, SAA7146_EXCLUSIVE },
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{ VIDIOC_QUERYCTRL, SAA7146_BEFORE },
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{ VIDIOC_G_CTRL, SAA7146_BEFORE },
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{ VIDIOC_S_CTRL, SAA7146_BEFORE },
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{ VIDIOC_G_TUNER, SAA7146_EXCLUSIVE },
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{ VIDIOC_S_TUNER, SAA7146_EXCLUSIVE },
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{ VIDIOC_G_FREQUENCY, SAA7146_EXCLUSIVE },
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{ VIDIOC_S_FREQUENCY, SAA7146_EXCLUSIVE },
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{ VIDIOC_G_AUDIO, SAA7146_EXCLUSIVE },
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{ VIDIOC_S_AUDIO, SAA7146_EXCLUSIVE },
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{ MXB_S_AUDIO_CD, SAA7146_EXCLUSIVE }, /* custom control */
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{ MXB_S_AUDIO_LINE, SAA7146_EXCLUSIVE }, /* custom control */
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{ 0, 0 }
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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 i2c_client* saa7111a;
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struct i2c_client* tda9840;
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struct i2c_client* tea6415c;
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struct i2c_client* tuner;
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struct i2c_client* tea6420_1;
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struct i2c_client* 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_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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static struct saa7146_extension extension;
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static int mxb_probe(struct saa7146_dev* dev)
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{
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struct mxb* mxb = NULL;
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struct i2c_client *client;
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int result;
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if ((result = request_module("saa7111")) < 0) {
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printk("mxb: saa7111 i2c module not available.\n");
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return -ENODEV;
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}
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if ((result = request_module("tea6420")) < 0) {
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printk("mxb: tea6420 i2c module not available.\n");
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return -ENODEV;
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}
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if ((result = request_module("tea6415c")) < 0) {
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printk("mxb: tea6415c i2c module not available.\n");
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return -ENODEV;
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}
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if ((result = request_module("tda9840")) < 0) {
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printk("mxb: tda9840 i2c module not available.\n");
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return -ENODEV;
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}
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if ((result = request_module("tuner")) < 0) {
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printk("mxb: tuner i2c module not available.\n");
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return -ENODEV;
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}
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mxb = kzalloc(sizeof(struct mxb), GFP_KERNEL);
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if( NULL == mxb ) {
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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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mxb->i2c_adapter = (struct i2c_adapter) {
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.class = I2C_CLASS_TV_ANALOG,
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.name = "mxb",
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};
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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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/* loop through all i2c-devices on the bus and look who is there */
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list_for_each_entry(client, &mxb->i2c_adapter.clients, list) {
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if( I2C_ADDR_TEA6420_1 == client->addr )
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mxb->tea6420_1 = client;
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if( I2C_ADDR_TEA6420_2 == client->addr )
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mxb->tea6420_2 = client;
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if( I2C_TEA6415C_2 == client->addr )
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mxb->tea6415c = client;
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if( I2C_ADDR_TDA9840 == client->addr )
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mxb->tda9840 = client;
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if( I2C_SAA7111 == client->addr )
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mxb->saa7111a = client;
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if( 0x60 == client->addr )
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mxb->tuner = client;
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}
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/* check if all devices are present */
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if( 0 == mxb->tea6420_1 || 0 == mxb->tea6420_2 || 0 == mxb->tea6415c
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|| 0 == mxb->tda9840 || 0 == mxb->saa7111a || 0 == mxb->tuner ) {
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printk("mxb: 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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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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246 |
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{ 3, { 0x57, 0x00, 0x00 } },{ 3, { 0x58, 0x00, 0x00 } },
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247 |
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{ 3, { 0x59, 0x00, 0x00 } },{ 3, { 0x5a, 0x00, 0x00 } },
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248 |
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{ 3, { 0x5b, 0x00, 0x00 } },{ 3, { 0x5c, 0x00, 0x00 } },
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249 |
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{ 3, { 0x5d, 0x00, 0x00 } },{ 3, { 0x5e, 0x00, 0x00 } },
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250 |
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{ 3, { 0x5f, 0x00, 0x00 } },{ 3, { 0x60, 0x00, 0x00 } },
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251 |
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{ 3, { 0x61, 0x00, 0x00 } },{ 3, { 0x62, 0x00, 0x00 } },
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252 |
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{ 3, { 0x63, 0x00, 0x00 } },{ 3, { 0x64, 0x00, 0x00 } },
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253 |
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{ 3, { 0x65, 0x00, 0x00 } },{ 3, { 0x66, 0x00, 0x00 } },
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254 |
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{ 3, { 0x67, 0x00, 0x00 } },{ 3, { 0x68, 0x00, 0x00 } },
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255 |
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{ 3, { 0x69, 0x00, 0x00 } },{ 3, { 0x6a, 0x00, 0x00 } },
|
256 |
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{ 3, { 0x6b, 0x00, 0x00 } },{ 3, { 0x6c, 0x00, 0x00 } },
|
257 |
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{ 3, { 0x6d, 0x00, 0x00 } },{ 3, { 0x6e, 0x00, 0x00 } },
|
258 |
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{ 3, { 0x6f, 0x00, 0x00 } },{ 3, { 0x70, 0x00, 0x00 } },
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259 |
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{ 3, { 0x71, 0x00, 0x00 } },{ 3, { 0x72, 0x00, 0x00 } },
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260 |
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{ 3, { 0x73, 0x00, 0x00 } },{ 3, { 0x74, 0x00, 0x00 } },
|
261 |
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{ 3, { 0x75, 0x00, 0x00 } },{ 3, { 0x76, 0x00, 0x00 } },
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262 |
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{ 3, { 0x77, 0x00, 0x00 } },{ 3, { 0x41, 0x00, 0x42 } },
|
263 |
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{ 3, { 0x42, 0x10, 0x42 } },{ 3, { 0x43, 0x20, 0x42 } },
|
264 |
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{ 3, { 0x44, 0x30, 0x42 } },{ 3, { 0x45, 0x00, 0x01 } },
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265 |
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{ 3, { 0x46, 0x00, 0x01 } },{ 3, { 0x47, 0x00, 0x01 } },
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266 |
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{ 3, { 0x48, 0x00, 0x01 } },
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267 |
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{ 9, { 0x01, 0x03, 0xc5, 0x5c, 0x7a, 0x85, 0x01, 0x00, 0x54 } },
|
268 |
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{ 9, { 0x21, 0x03, 0xc5, 0x5c, 0x7a, 0x85, 0x01, 0x00, 0x54 } },
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269 |
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{ 9, { 0x09, 0x0b, 0xb4, 0x6b, 0x74, 0x85, 0x95, 0x00, 0x34 } },
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270 |
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{ 9, { 0x29, 0x0b, 0xb4, 0x6b, 0x74, 0x85, 0x95, 0x00, 0x34 } },
|
271 |
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{ 9, { 0x11, 0x17, 0x43, 0x62, 0x68, 0x89, 0xd1, 0xff, 0xb0 } },
|
272 |
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{ 9, { 0x31, 0x17, 0x43, 0x62, 0x68, 0x89, 0xd1, 0xff, 0xb0 } },
|
273 |
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{ 9, { 0x19, 0x20, 0x62, 0x51, 0x5a, 0x95, 0x19, 0x01, 0x50 } },
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274 |
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{ 9, { 0x39, 0x20, 0x62, 0x51, 0x5a, 0x95, 0x19, 0x01, 0x50 } },
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275 |
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{ 9, { 0x05, 0x3e, 0xd2, 0x69, 0x4e, 0x9a, 0x51, 0x00, 0xf0 } },
|
276 |
|
|
{ 9, { 0x25, 0x3e, 0xd2, 0x69, 0x4e, 0x9a, 0x51, 0x00, 0xf0 } },
|
277 |
|
|
{ 9, { 0x0d, 0x3d, 0xa1, 0x40, 0x7d, 0x9f, 0x29, 0xfe, 0x14 } },
|
278 |
|
|
{ 9, { 0x2d, 0x3d, 0xa1, 0x40, 0x7d, 0x9f, 0x29, 0xfe, 0x14 } },
|
279 |
|
|
{ 9, { 0x15, 0x73, 0xa1, 0x50, 0x5d, 0xa6, 0xf5, 0xfe, 0x38 } },
|
280 |
|
|
{ 9, { 0x35, 0x73, 0xa1, 0x50, 0x5d, 0xa6, 0xf5, 0xfe, 0x38 } },
|
281 |
|
|
{ 9, { 0x1d, 0xed, 0xd0, 0x68, 0x29, 0xb4, 0xe1, 0x00, 0xb8 } },
|
282 |
|
|
{ 9, { 0x3d, 0xed, 0xd0, 0x68, 0x29, 0xb4, 0xe1, 0x00, 0xb8 } },
|
283 |
|
|
{ 3, { 0x80, 0xb3, 0x0a } },
|
284 |
|
|
{-1, { 0} }
|
285 |
|
|
};
|
286 |
|
|
|
287 |
|
|
static const unsigned char mxb_saa7111_init[] = {
|
288 |
|
|
0x00, 0x00, /* 00 - ID byte */
|
289 |
|
|
0x01, 0x00, /* 01 - reserved */
|
290 |
|
|
|
291 |
|
|
/*front end */
|
292 |
|
|
0x02, 0xd8, /* 02 - FUSE=x, GUDL=x, MODE=x */
|
293 |
|
|
0x03, 0x23, /* 03 - HLNRS=0, VBSL=1, WPOFF=0, HOLDG=0, GAFIX=0, GAI1=256, GAI2=256 */
|
294 |
|
|
0x04, 0x00, /* 04 - GAI1=256 */
|
295 |
|
|
0x05, 0x00, /* 05 - GAI2=256 */
|
296 |
|
|
|
297 |
|
|
/* decoder */
|
298 |
|
|
0x06, 0xf0, /* 06 - HSB at xx(50Hz) / xx(60Hz) pixels after end of last line */
|
299 |
|
|
0x07, 0x30, /* 07 - HSS at xx(50Hz) / xx(60Hz) pixels after end of last line */
|
300 |
|
|
0x08, 0xa8, /* 08 - AUFD=x, FSEL=x, EXFIL=x, VTRC=x, HPLL=x, VNOI=x */
|
301 |
|
|
0x09, 0x02, /* 09 - BYPS=x, PREF=x, BPSS=x, VBLB=x, UPTCV=x, APER=x */
|
302 |
|
|
0x0a, 0x80, /* 0a - BRIG=128 */
|
303 |
|
|
0x0b, 0x47, /* 0b - CONT=1.109 */
|
304 |
|
|
0x0c, 0x40, /* 0c - SATN=1.0 */
|
305 |
|
|
0x0d, 0x00, /* 0d - HUE=0 */
|
306 |
|
|
0x0e, 0x01, /* 0e - CDTO=0, CSTD=0, DCCF=0, FCTC=0, CHBW=1 */
|
307 |
|
|
0x0f, 0x00, /* 0f - reserved */
|
308 |
|
|
0x10, 0xd0, /* 10 - OFTS=x, HDEL=x, VRLN=x, YDEL=x */
|
309 |
|
|
0x11, 0x8c, /* 11 - GPSW=x, CM99=x, FECO=x, COMPO=x, OEYC=1, OEHV=1, VIPB=0, COLO=0 */
|
310 |
|
|
0x12, 0x80, /* 12 - xx output control 2 */
|
311 |
|
|
0x13, 0x30, /* 13 - xx output control 3 */
|
312 |
|
|
0x14, 0x00, /* 14 - reserved */
|
313 |
|
|
0x15, 0x15, /* 15 - VBI */
|
314 |
|
|
0x16, 0x04, /* 16 - VBI */
|
315 |
|
|
0x17, 0x00, /* 17 - VBI */
|
316 |
|
|
};
|
317 |
|
|
|
318 |
|
|
/* bring hardware to a sane state. this has to be done, just in case someone
|
319 |
|
|
wants to capture from this device before it has been properly initialized.
|
320 |
|
|
the capture engine would badly fail, because no valid signal arrives on the
|
321 |
|
|
saa7146, thus leading to timeouts and stuff. */
|
322 |
|
|
static int mxb_init_done(struct saa7146_dev* dev)
|
323 |
|
|
{
|
324 |
|
|
struct mxb* mxb = (struct mxb*)dev->ext_priv;
|
325 |
|
|
struct video_decoder_init init;
|
326 |
|
|
struct i2c_msg msg;
|
327 |
|
|
struct tuner_setup tun_setup;
|
328 |
|
|
v4l2_std_id std = V4L2_STD_PAL_BG;
|
329 |
|
|
|
330 |
|
|
int i = 0, err = 0;
|
331 |
|
|
struct tea6415c_multiplex vm;
|
332 |
|
|
|
333 |
|
|
/* select video mode in saa7111a */
|
334 |
|
|
i = VIDEO_MODE_PAL;
|
335 |
|
|
/* fixme: currently pointless: gets overwritten by configuration below */
|
336 |
|
|
mxb->saa7111a->driver->command(mxb->saa7111a,DECODER_SET_NORM, &i);
|
337 |
|
|
|
338 |
|
|
/* write configuration to saa7111a */
|
339 |
|
|
init.data = mxb_saa7111_init;
|
340 |
|
|
init.len = sizeof(mxb_saa7111_init);
|
341 |
|
|
mxb->saa7111a->driver->command(mxb->saa7111a,DECODER_INIT, &init);
|
342 |
|
|
|
343 |
|
|
/* select tuner-output on saa7111a */
|
344 |
|
|
i = 0;
|
345 |
|
|
mxb->saa7111a->driver->command(mxb->saa7111a,DECODER_SET_INPUT, &i);
|
346 |
|
|
|
347 |
|
|
/* enable vbi bypass */
|
348 |
|
|
i = 1;
|
349 |
|
|
mxb->saa7111a->driver->command(mxb->saa7111a,DECODER_SET_VBI_BYPASS, &i);
|
350 |
|
|
|
351 |
|
|
/* select a tuner type */
|
352 |
|
|
tun_setup.mode_mask = T_ANALOG_TV;
|
353 |
|
|
tun_setup.addr = ADDR_UNSET;
|
354 |
|
|
tun_setup.type = TUNER_PHILIPS_PAL;
|
355 |
|
|
mxb->tuner->driver->command(mxb->tuner,TUNER_SET_TYPE_ADDR, &tun_setup);
|
356 |
|
|
/* tune in some frequency on tuner */
|
357 |
|
|
mxb->cur_freq.tuner = 0;
|
358 |
|
|
mxb->cur_freq.type = V4L2_TUNER_ANALOG_TV;
|
359 |
|
|
mxb->cur_freq.frequency = freq;
|
360 |
|
|
mxb->tuner->driver->command(mxb->tuner, VIDIOC_S_FREQUENCY,
|
361 |
|
|
&mxb->cur_freq);
|
362 |
|
|
|
363 |
|
|
/* set a default video standard */
|
364 |
|
|
mxb->tuner->driver->command(mxb->tuner, VIDIOC_S_STD, &std);
|
365 |
|
|
|
366 |
|
|
/* mute audio on tea6420s */
|
367 |
|
|
mxb->tea6420_1->driver->command(mxb->tea6420_1,TEA6420_SWITCH, &TEA6420_line[6][0]);
|
368 |
|
|
mxb->tea6420_2->driver->command(mxb->tea6420_2,TEA6420_SWITCH, &TEA6420_line[6][1]);
|
369 |
|
|
mxb->tea6420_1->driver->command(mxb->tea6420_1,TEA6420_SWITCH, &TEA6420_cd[6][0]);
|
370 |
|
|
mxb->tea6420_2->driver->command(mxb->tea6420_2,TEA6420_SWITCH, &TEA6420_cd[6][1]);
|
371 |
|
|
|
372 |
|
|
/* switch to tuner-channel on tea6415c*/
|
373 |
|
|
vm.out = 17;
|
374 |
|
|
vm.in = 3;
|
375 |
|
|
mxb->tea6415c->driver->command(mxb->tea6415c,TEA6415C_SWITCH, &vm);
|
376 |
|
|
|
377 |
|
|
/* select tuner-output on multicable on tea6415c*/
|
378 |
|
|
vm.in = 3;
|
379 |
|
|
vm.out = 13;
|
380 |
|
|
mxb->tea6415c->driver->command(mxb->tea6415c,TEA6415C_SWITCH, &vm);
|
381 |
|
|
|
382 |
|
|
/* the rest for mxb */
|
383 |
|
|
mxb->cur_input = 0;
|
384 |
|
|
mxb->cur_mute = 1;
|
385 |
|
|
|
386 |
|
|
mxb->cur_mode = V4L2_TUNER_MODE_STEREO;
|
387 |
|
|
mxb->tda9840->driver->command(mxb->tda9840, TDA9840_SWITCH, &mxb->cur_mode);
|
388 |
|
|
|
389 |
|
|
/* check if the saa7740 (aka 'sound arena module') is present
|
390 |
|
|
on the mxb. if so, we must initialize it. due to lack of
|
391 |
|
|
informations about the saa7740, the values were reverse
|
392 |
|
|
engineered. */
|
393 |
|
|
msg.addr = 0x1b;
|
394 |
|
|
msg.flags = 0;
|
395 |
|
|
msg.len = mxb_saa7740_init[0].length;
|
396 |
|
|
msg.buf = &mxb_saa7740_init[0].data[0];
|
397 |
|
|
|
398 |
|
|
if( 1 == (err = i2c_transfer(&mxb->i2c_adapter, &msg, 1))) {
|
399 |
|
|
/* the sound arena module is a pos, that's probably the reason
|
400 |
|
|
philips refuses to hand out a datasheet for the saa7740...
|
401 |
|
|
it seems to screw up the i2c bus, so we disable fast irq
|
402 |
|
|
based i2c transactions here and rely on the slow and safe
|
403 |
|
|
polling method ... */
|
404 |
|
|
extension.flags &= ~SAA7146_USE_I2C_IRQ;
|
405 |
|
|
for(i = 1;;i++) {
|
406 |
|
|
if( -1 == mxb_saa7740_init[i].length ) {
|
407 |
|
|
break;
|
408 |
|
|
}
|
409 |
|
|
|
410 |
|
|
msg.len = mxb_saa7740_init[i].length;
|
411 |
|
|
msg.buf = &mxb_saa7740_init[i].data[0];
|
412 |
|
|
if( 1 != (err = i2c_transfer(&mxb->i2c_adapter, &msg, 1))) {
|
413 |
|
|
DEB_D(("failed to initialize 'sound arena module'.\n"));
|
414 |
|
|
goto err;
|
415 |
|
|
}
|
416 |
|
|
}
|
417 |
|
|
INFO(("'sound arena module' detected.\n"));
|
418 |
|
|
}
|
419 |
|
|
err:
|
420 |
|
|
/* the rest for saa7146: you should definitely set some basic values
|
421 |
|
|
for the input-port handling of the saa7146. */
|
422 |
|
|
|
423 |
|
|
/* ext->saa has been filled by the core driver */
|
424 |
|
|
|
425 |
|
|
/* some stuff is done via variables */
|
426 |
|
|
saa7146_set_hps_source_and_sync(dev, input_port_selection[mxb->cur_input].hps_source, input_port_selection[mxb->cur_input].hps_sync);
|
427 |
|
|
|
428 |
|
|
/* some stuff is done via direct write to the registers */
|
429 |
|
|
|
430 |
|
|
/* this is ugly, but because of the fact that this is completely
|
431 |
|
|
hardware dependend, it should be done directly... */
|
432 |
|
|
saa7146_write(dev, DD1_STREAM_B, 0x00000000);
|
433 |
|
|
saa7146_write(dev, DD1_INIT, 0x02000200);
|
434 |
|
|
saa7146_write(dev, MC2, (MASK_09 | MASK_25 | MASK_10 | MASK_26));
|
435 |
|
|
|
436 |
|
|
return 0;
|
437 |
|
|
}
|
438 |
|
|
|
439 |
|
|
/* interrupt-handler. this gets called when irq_mask is != 0.
|
440 |
|
|
it must clear the interrupt-bits in irq_mask it has handled */
|
441 |
|
|
/*
|
442 |
|
|
void mxb_irq_bh(struct saa7146_dev* dev, u32* irq_mask)
|
443 |
|
|
{
|
444 |
|
|
struct mxb* mxb = (struct mxb*)dev->ext_priv;
|
445 |
|
|
}
|
446 |
|
|
*/
|
447 |
|
|
|
448 |
|
|
static struct saa7146_ext_vv vv_data;
|
449 |
|
|
|
450 |
|
|
/* this function only gets called when the probing was successful */
|
451 |
|
|
static int mxb_attach(struct saa7146_dev* dev, struct saa7146_pci_extension_data *info)
|
452 |
|
|
{
|
453 |
|
|
struct mxb* mxb = (struct mxb*)dev->ext_priv;
|
454 |
|
|
|
455 |
|
|
DEB_EE(("dev:%p\n",dev));
|
456 |
|
|
|
457 |
|
|
/* checking for i2c-devices can be omitted here, because we
|
458 |
|
|
already did this in "mxb_vl42_probe" */
|
459 |
|
|
|
460 |
|
|
saa7146_vv_init(dev,&vv_data);
|
461 |
|
|
if( 0 != saa7146_register_device(&mxb->video_dev, dev, "mxb", VFL_TYPE_GRABBER)) {
|
462 |
|
|
ERR(("cannot register capture v4l2 device. skipping.\n"));
|
463 |
|
|
return -1;
|
464 |
|
|
}
|
465 |
|
|
|
466 |
|
|
/* initialization stuff (vbi) (only for revision > 0 and for extensions which want it)*/
|
467 |
|
|
if( 0 != MXB_BOARD_CAN_DO_VBI(dev)) {
|
468 |
|
|
if( 0 != saa7146_register_device(&mxb->vbi_dev, dev, "mxb", VFL_TYPE_VBI)) {
|
469 |
|
|
ERR(("cannot register vbi v4l2 device. skipping.\n"));
|
470 |
|
|
}
|
471 |
|
|
}
|
472 |
|
|
|
473 |
|
|
i2c_use_client(mxb->tea6420_1);
|
474 |
|
|
i2c_use_client(mxb->tea6420_2);
|
475 |
|
|
i2c_use_client(mxb->tea6415c);
|
476 |
|
|
i2c_use_client(mxb->tda9840);
|
477 |
|
|
i2c_use_client(mxb->saa7111a);
|
478 |
|
|
i2c_use_client(mxb->tuner);
|
479 |
|
|
|
480 |
|
|
printk("mxb: found 'Multimedia eXtension Board'-%d.\n",mxb_num);
|
481 |
|
|
|
482 |
|
|
mxb_num++;
|
483 |
|
|
mxb_init_done(dev);
|
484 |
|
|
return 0;
|
485 |
|
|
}
|
486 |
|
|
|
487 |
|
|
static int mxb_detach(struct saa7146_dev* dev)
|
488 |
|
|
{
|
489 |
|
|
struct mxb* mxb = (struct mxb*)dev->ext_priv;
|
490 |
|
|
|
491 |
|
|
DEB_EE(("dev:%p\n",dev));
|
492 |
|
|
|
493 |
|
|
i2c_release_client(mxb->tea6420_1);
|
494 |
|
|
i2c_release_client(mxb->tea6420_2);
|
495 |
|
|
i2c_release_client(mxb->tea6415c);
|
496 |
|
|
i2c_release_client(mxb->tda9840);
|
497 |
|
|
i2c_release_client(mxb->saa7111a);
|
498 |
|
|
i2c_release_client(mxb->tuner);
|
499 |
|
|
|
500 |
|
|
saa7146_unregister_device(&mxb->video_dev,dev);
|
501 |
|
|
if( 0 != MXB_BOARD_CAN_DO_VBI(dev)) {
|
502 |
|
|
saa7146_unregister_device(&mxb->vbi_dev,dev);
|
503 |
|
|
}
|
504 |
|
|
saa7146_vv_release(dev);
|
505 |
|
|
|
506 |
|
|
mxb_num--;
|
507 |
|
|
|
508 |
|
|
i2c_del_adapter(&mxb->i2c_adapter);
|
509 |
|
|
kfree(mxb);
|
510 |
|
|
|
511 |
|
|
return 0;
|
512 |
|
|
}
|
513 |
|
|
|
514 |
|
|
static int mxb_ioctl(struct saa7146_fh *fh, unsigned int cmd, void *arg)
|
515 |
|
|
{
|
516 |
|
|
struct saa7146_dev *dev = fh->dev;
|
517 |
|
|
struct mxb* mxb = (struct mxb*)dev->ext_priv;
|
518 |
|
|
struct saa7146_vv *vv = dev->vv_data;
|
519 |
|
|
|
520 |
|
|
switch(cmd) {
|
521 |
|
|
case VIDIOC_ENUMINPUT:
|
522 |
|
|
{
|
523 |
|
|
struct v4l2_input *i = arg;
|
524 |
|
|
|
525 |
|
|
DEB_EE(("VIDIOC_ENUMINPUT %d.\n",i->index));
|
526 |
|
|
if( i->index < 0 || i->index >= MXB_INPUTS) {
|
527 |
|
|
return -EINVAL;
|
528 |
|
|
}
|
529 |
|
|
memcpy(i, &mxb_inputs[i->index], sizeof(struct v4l2_input));
|
530 |
|
|
|
531 |
|
|
return 0;
|
532 |
|
|
}
|
533 |
|
|
/* the saa7146 provides some controls (brightness, contrast, saturation)
|
534 |
|
|
which gets registered *after* this function. because of this we have
|
535 |
|
|
to return with a value != 0 even if the function succeded.. */
|
536 |
|
|
case VIDIOC_QUERYCTRL:
|
537 |
|
|
{
|
538 |
|
|
struct v4l2_queryctrl *qc = arg;
|
539 |
|
|
int i;
|
540 |
|
|
|
541 |
|
|
for (i = MAXCONTROLS - 1; i >= 0; i--) {
|
542 |
|
|
if (mxb_controls[i].id == qc->id) {
|
543 |
|
|
*qc = mxb_controls[i];
|
544 |
|
|
DEB_D(("VIDIOC_QUERYCTRL %d.\n",qc->id));
|
545 |
|
|
return 0;
|
546 |
|
|
}
|
547 |
|
|
}
|
548 |
|
|
return -EAGAIN;
|
549 |
|
|
}
|
550 |
|
|
case VIDIOC_G_CTRL:
|
551 |
|
|
{
|
552 |
|
|
struct v4l2_control *vc = arg;
|
553 |
|
|
int i;
|
554 |
|
|
|
555 |
|
|
for (i = MAXCONTROLS - 1; i >= 0; i--) {
|
556 |
|
|
if (mxb_controls[i].id == vc->id) {
|
557 |
|
|
break;
|
558 |
|
|
}
|
559 |
|
|
}
|
560 |
|
|
|
561 |
|
|
if( i < 0 ) {
|
562 |
|
|
return -EAGAIN;
|
563 |
|
|
}
|
564 |
|
|
|
565 |
|
|
switch (vc->id ) {
|
566 |
|
|
case V4L2_CID_AUDIO_MUTE: {
|
567 |
|
|
vc->value = mxb->cur_mute;
|
568 |
|
|
DEB_D(("VIDIOC_G_CTRL V4L2_CID_AUDIO_MUTE:%d.\n",vc->value));
|
569 |
|
|
return 0;
|
570 |
|
|
}
|
571 |
|
|
}
|
572 |
|
|
|
573 |
|
|
DEB_EE(("VIDIOC_G_CTRL V4L2_CID_AUDIO_MUTE:%d.\n",vc->value));
|
574 |
|
|
return 0;
|
575 |
|
|
}
|
576 |
|
|
|
577 |
|
|
case VIDIOC_S_CTRL:
|
578 |
|
|
{
|
579 |
|
|
struct v4l2_control *vc = arg;
|
580 |
|
|
int i = 0;
|
581 |
|
|
|
582 |
|
|
for (i = MAXCONTROLS - 1; i >= 0; i--) {
|
583 |
|
|
if (mxb_controls[i].id == vc->id) {
|
584 |
|
|
break;
|
585 |
|
|
}
|
586 |
|
|
}
|
587 |
|
|
|
588 |
|
|
if( i < 0 ) {
|
589 |
|
|
return -EAGAIN;
|
590 |
|
|
}
|
591 |
|
|
|
592 |
|
|
switch (vc->id ) {
|
593 |
|
|
case V4L2_CID_AUDIO_MUTE: {
|
594 |
|
|
mxb->cur_mute = vc->value;
|
595 |
|
|
if( 0 == vc->value ) {
|
596 |
|
|
/* switch the audio-source */
|
597 |
|
|
mxb->tea6420_1->driver->command(mxb->tea6420_1,TEA6420_SWITCH, &TEA6420_line[video_audio_connect[mxb->cur_input]][0]);
|
598 |
|
|
mxb->tea6420_2->driver->command(mxb->tea6420_2,TEA6420_SWITCH, &TEA6420_line[video_audio_connect[mxb->cur_input]][1]);
|
599 |
|
|
} else {
|
600 |
|
|
mxb->tea6420_1->driver->command(mxb->tea6420_1,TEA6420_SWITCH, &TEA6420_line[6][0]);
|
601 |
|
|
mxb->tea6420_2->driver->command(mxb->tea6420_2,TEA6420_SWITCH, &TEA6420_line[6][1]);
|
602 |
|
|
}
|
603 |
|
|
DEB_EE(("VIDIOC_S_CTRL, V4L2_CID_AUDIO_MUTE: %d.\n",vc->value));
|
604 |
|
|
break;
|
605 |
|
|
}
|
606 |
|
|
}
|
607 |
|
|
return 0;
|
608 |
|
|
}
|
609 |
|
|
case VIDIOC_G_INPUT:
|
610 |
|
|
{
|
611 |
|
|
int *input = (int *)arg;
|
612 |
|
|
*input = mxb->cur_input;
|
613 |
|
|
|
614 |
|
|
DEB_EE(("VIDIOC_G_INPUT %d.\n",*input));
|
615 |
|
|
return 0;
|
616 |
|
|
}
|
617 |
|
|
case VIDIOC_S_INPUT:
|
618 |
|
|
{
|
619 |
|
|
int input = *(int *)arg;
|
620 |
|
|
struct tea6415c_multiplex vm;
|
621 |
|
|
int i = 0;
|
622 |
|
|
|
623 |
|
|
DEB_EE(("VIDIOC_S_INPUT %d.\n",input));
|
624 |
|
|
|
625 |
|
|
if (input < 0 || input >= MXB_INPUTS) {
|
626 |
|
|
return -EINVAL;
|
627 |
|
|
}
|
628 |
|
|
|
629 |
|
|
/* fixme: locke das setzen des inputs mit hilfe des mutexes
|
630 |
|
|
mutex_lock(&dev->lock);
|
631 |
|
|
video_mux(dev,*i);
|
632 |
|
|
mutex_unlock(&dev->lock);
|
633 |
|
|
*/
|
634 |
|
|
|
635 |
|
|
/* fixme: check if streaming capture
|
636 |
|
|
if ( 0 != dev->streaming ) {
|
637 |
|
|
DEB_D(("VIDIOC_S_INPUT illegal while streaming.\n"));
|
638 |
|
|
return -EPERM;
|
639 |
|
|
}
|
640 |
|
|
*/
|
641 |
|
|
|
642 |
|
|
mxb->cur_input = input;
|
643 |
|
|
|
644 |
|
|
saa7146_set_hps_source_and_sync(dev, input_port_selection[input].hps_source, input_port_selection[input].hps_sync);
|
645 |
|
|
|
646 |
|
|
/* prepare switching of tea6415c and saa7111a;
|
647 |
|
|
have a look at the 'background'-file for further informations */
|
648 |
|
|
switch( input ) {
|
649 |
|
|
|
650 |
|
|
case TUNER:
|
651 |
|
|
{
|
652 |
|
|
i = 0;
|
653 |
|
|
vm.in = 3;
|
654 |
|
|
vm.out = 17;
|
655 |
|
|
|
656 |
|
|
if ( 0 != mxb->tea6415c->driver->command(mxb->tea6415c,TEA6415C_SWITCH, &vm)) {
|
657 |
|
|
printk("VIDIOC_S_INPUT: could not address tea6415c #1\n");
|
658 |
|
|
return -EFAULT;
|
659 |
|
|
}
|
660 |
|
|
/* connect tuner-output always to multicable */
|
661 |
|
|
vm.in = 3;
|
662 |
|
|
vm.out = 13;
|
663 |
|
|
break;
|
664 |
|
|
}
|
665 |
|
|
case AUX3_YC:
|
666 |
|
|
{
|
667 |
|
|
/* nothing to be done here. aux3_yc is
|
668 |
|
|
directly connected to the saa711a */
|
669 |
|
|
i = 5;
|
670 |
|
|
break;
|
671 |
|
|
}
|
672 |
|
|
case AUX3:
|
673 |
|
|
{
|
674 |
|
|
/* nothing to be done here. aux3 is
|
675 |
|
|
directly connected to the saa711a */
|
676 |
|
|
i = 1;
|
677 |
|
|
break;
|
678 |
|
|
}
|
679 |
|
|
case AUX1:
|
680 |
|
|
{
|
681 |
|
|
i = 0;
|
682 |
|
|
vm.in = 1;
|
683 |
|
|
vm.out = 17;
|
684 |
|
|
break;
|
685 |
|
|
}
|
686 |
|
|
}
|
687 |
|
|
|
688 |
|
|
/* switch video in tea6415c only if necessary */
|
689 |
|
|
switch( input ) {
|
690 |
|
|
case TUNER:
|
691 |
|
|
case AUX1:
|
692 |
|
|
{
|
693 |
|
|
if ( 0 != mxb->tea6415c->driver->command(mxb->tea6415c,TEA6415C_SWITCH, &vm)) {
|
694 |
|
|
printk("VIDIOC_S_INPUT: could not address tea6415c #3\n");
|
695 |
|
|
return -EFAULT;
|
696 |
|
|
}
|
697 |
|
|
break;
|
698 |
|
|
}
|
699 |
|
|
default:
|
700 |
|
|
{
|
701 |
|
|
break;
|
702 |
|
|
}
|
703 |
|
|
}
|
704 |
|
|
|
705 |
|
|
/* switch video in saa7111a */
|
706 |
|
|
if ( 0 != mxb->saa7111a->driver->command(mxb->saa7111a,DECODER_SET_INPUT, &i)) {
|
707 |
|
|
printk("VIDIOC_S_INPUT: could not address saa7111a #1.\n");
|
708 |
|
|
}
|
709 |
|
|
|
710 |
|
|
/* switch the audio-source only if necessary */
|
711 |
|
|
if( 0 == mxb->cur_mute ) {
|
712 |
|
|
mxb->tea6420_1->driver->command(mxb->tea6420_1,TEA6420_SWITCH, &TEA6420_line[video_audio_connect[input]][0]);
|
713 |
|
|
mxb->tea6420_2->driver->command(mxb->tea6420_2,TEA6420_SWITCH, &TEA6420_line[video_audio_connect[input]][1]);
|
714 |
|
|
}
|
715 |
|
|
|
716 |
|
|
return 0;
|
717 |
|
|
}
|
718 |
|
|
case VIDIOC_G_TUNER:
|
719 |
|
|
{
|
720 |
|
|
struct v4l2_tuner *t = arg;
|
721 |
|
|
int byte = 0;
|
722 |
|
|
|
723 |
|
|
if( 0 != t->index ) {
|
724 |
|
|
DEB_D(("VIDIOC_G_TUNER: channel %d does not have a tuner attached.\n", t->index));
|
725 |
|
|
return -EINVAL;
|
726 |
|
|
}
|
727 |
|
|
|
728 |
|
|
DEB_EE(("VIDIOC_G_TUNER: %d\n", t->index));
|
729 |
|
|
|
730 |
|
|
memset(t,0,sizeof(*t));
|
731 |
|
|
strcpy(t->name, "Television");
|
732 |
|
|
|
733 |
|
|
t->type = V4L2_TUNER_ANALOG_TV;
|
734 |
|
|
t->capability = V4L2_TUNER_CAP_NORM | V4L2_TUNER_CAP_STEREO | V4L2_TUNER_CAP_LANG1 | V4L2_TUNER_CAP_LANG2 | V4L2_TUNER_CAP_SAP;
|
735 |
|
|
t->rangelow = 772; /* 48.25 MHZ / 62.5 kHz = 772, see fi1216mk2-specs, page 2 */
|
736 |
|
|
t->rangehigh = 13684; /* 855.25 MHz / 62.5 kHz = 13684 */
|
737 |
|
|
/* FIXME: add the real signal strength here */
|
738 |
|
|
t->signal = 0xffff;
|
739 |
|
|
t->afc = 0;
|
740 |
|
|
|
741 |
|
|
mxb->tda9840->driver->command(mxb->tda9840,TDA9840_DETECT, &byte);
|
742 |
|
|
t->audmode = mxb->cur_mode;
|
743 |
|
|
|
744 |
|
|
if( byte < 0 ) {
|
745 |
|
|
t->rxsubchans = V4L2_TUNER_SUB_MONO;
|
746 |
|
|
} else {
|
747 |
|
|
switch(byte) {
|
748 |
|
|
case TDA9840_MONO_DETECT: {
|
749 |
|
|
t->rxsubchans = V4L2_TUNER_SUB_MONO;
|
750 |
|
|
DEB_D(("VIDIOC_G_TUNER: V4L2_TUNER_MODE_MONO.\n"));
|
751 |
|
|
break;
|
752 |
|
|
}
|
753 |
|
|
case TDA9840_DUAL_DETECT: {
|
754 |
|
|
t->rxsubchans = V4L2_TUNER_SUB_LANG1 | V4L2_TUNER_SUB_LANG2;
|
755 |
|
|
DEB_D(("VIDIOC_G_TUNER: V4L2_TUNER_MODE_LANG1.\n"));
|
756 |
|
|
break;
|
757 |
|
|
}
|
758 |
|
|
case TDA9840_STEREO_DETECT: {
|
759 |
|
|
t->rxsubchans = V4L2_TUNER_SUB_STEREO | V4L2_TUNER_SUB_MONO;
|
760 |
|
|
DEB_D(("VIDIOC_G_TUNER: V4L2_TUNER_MODE_STEREO.\n"));
|
761 |
|
|
break;
|
762 |
|
|
}
|
763 |
|
|
default: { /* TDA9840_INCORRECT_DETECT */
|
764 |
|
|
t->rxsubchans = V4L2_TUNER_MODE_MONO;
|
765 |
|
|
DEB_D(("VIDIOC_G_TUNER: TDA9840_INCORRECT_DETECT => V4L2_TUNER_MODE_MONO\n"));
|
766 |
|
|
break;
|
767 |
|
|
}
|
768 |
|
|
}
|
769 |
|
|
}
|
770 |
|
|
|
771 |
|
|
return 0;
|
772 |
|
|
}
|
773 |
|
|
case VIDIOC_S_TUNER:
|
774 |
|
|
{
|
775 |
|
|
struct v4l2_tuner *t = arg;
|
776 |
|
|
int result = 0;
|
777 |
|
|
int byte = 0;
|
778 |
|
|
|
779 |
|
|
if( 0 != t->index ) {
|
780 |
|
|
DEB_D(("VIDIOC_S_TUNER: channel %d does not have a tuner attached.\n",t->index));
|
781 |
|
|
return -EINVAL;
|
782 |
|
|
}
|
783 |
|
|
|
784 |
|
|
switch(t->audmode) {
|
785 |
|
|
case V4L2_TUNER_MODE_STEREO: {
|
786 |
|
|
mxb->cur_mode = V4L2_TUNER_MODE_STEREO;
|
787 |
|
|
byte = TDA9840_SET_STEREO;
|
788 |
|
|
DEB_D(("VIDIOC_S_TUNER: V4L2_TUNER_MODE_STEREO\n"));
|
789 |
|
|
break;
|
790 |
|
|
}
|
791 |
|
|
case V4L2_TUNER_MODE_LANG1_LANG2: {
|
792 |
|
|
mxb->cur_mode = V4L2_TUNER_MODE_LANG1_LANG2;
|
793 |
|
|
byte = TDA9840_SET_BOTH;
|
794 |
|
|
DEB_D(("VIDIOC_S_TUNER: V4L2_TUNER_MODE_LANG1_LANG2\n"));
|
795 |
|
|
break;
|
796 |
|
|
}
|
797 |
|
|
case V4L2_TUNER_MODE_LANG1: {
|
798 |
|
|
mxb->cur_mode = V4L2_TUNER_MODE_LANG1;
|
799 |
|
|
byte = TDA9840_SET_LANG1;
|
800 |
|
|
DEB_D(("VIDIOC_S_TUNER: V4L2_TUNER_MODE_LANG1\n"));
|
801 |
|
|
break;
|
802 |
|
|
}
|
803 |
|
|
case V4L2_TUNER_MODE_LANG2: {
|
804 |
|
|
mxb->cur_mode = V4L2_TUNER_MODE_LANG2;
|
805 |
|
|
byte = TDA9840_SET_LANG2;
|
806 |
|
|
DEB_D(("VIDIOC_S_TUNER: V4L2_TUNER_MODE_LANG2\n"));
|
807 |
|
|
break;
|
808 |
|
|
}
|
809 |
|
|
default: { /* case V4L2_TUNER_MODE_MONO: {*/
|
810 |
|
|
mxb->cur_mode = V4L2_TUNER_MODE_MONO;
|
811 |
|
|
byte = TDA9840_SET_MONO;
|
812 |
|
|
DEB_D(("VIDIOC_S_TUNER: TDA9840_SET_MONO\n"));
|
813 |
|
|
break;
|
814 |
|
|
}
|
815 |
|
|
}
|
816 |
|
|
|
817 |
|
|
if( 0 != (result = mxb->tda9840->driver->command(mxb->tda9840, TDA9840_SWITCH, &byte))) {
|
818 |
|
|
printk("VIDIOC_S_TUNER error. result:%d, byte:%d\n",result,byte);
|
819 |
|
|
}
|
820 |
|
|
|
821 |
|
|
return 0;
|
822 |
|
|
}
|
823 |
|
|
case VIDIOC_G_FREQUENCY:
|
824 |
|
|
{
|
825 |
|
|
struct v4l2_frequency *f = arg;
|
826 |
|
|
|
827 |
|
|
if(0 != mxb->cur_input) {
|
828 |
|
|
DEB_D(("VIDIOC_G_FREQ: channel %d does not have a tuner!\n",mxb->cur_input));
|
829 |
|
|
return -EINVAL;
|
830 |
|
|
}
|
831 |
|
|
|
832 |
|
|
*f = mxb->cur_freq;
|
833 |
|
|
|
834 |
|
|
DEB_EE(("VIDIOC_G_FREQ: freq:0x%08x.\n", mxb->cur_freq.frequency));
|
835 |
|
|
return 0;
|
836 |
|
|
}
|
837 |
|
|
case VIDIOC_S_FREQUENCY:
|
838 |
|
|
{
|
839 |
|
|
struct v4l2_frequency *f = arg;
|
840 |
|
|
|
841 |
|
|
if (0 != f->tuner)
|
842 |
|
|
return -EINVAL;
|
843 |
|
|
|
844 |
|
|
if (V4L2_TUNER_ANALOG_TV != f->type)
|
845 |
|
|
return -EINVAL;
|
846 |
|
|
|
847 |
|
|
if(0 != mxb->cur_input) {
|
848 |
|
|
DEB_D(("VIDIOC_S_FREQ: channel %d does not have a tuner!\n",mxb->cur_input));
|
849 |
|
|
return -EINVAL;
|
850 |
|
|
}
|
851 |
|
|
|
852 |
|
|
mxb->cur_freq = *f;
|
853 |
|
|
DEB_EE(("VIDIOC_S_FREQUENCY: freq:0x%08x.\n", mxb->cur_freq.frequency));
|
854 |
|
|
|
855 |
|
|
/* tune in desired frequency */
|
856 |
|
|
mxb->tuner->driver->command(mxb->tuner, VIDIOC_S_FREQUENCY, &mxb->cur_freq);
|
857 |
|
|
|
858 |
|
|
/* hack: changing the frequency should invalidate the vbi-counter (=> alevt) */
|
859 |
|
|
spin_lock(&dev->slock);
|
860 |
|
|
vv->vbi_fieldcount = 0;
|
861 |
|
|
spin_unlock(&dev->slock);
|
862 |
|
|
|
863 |
|
|
return 0;
|
864 |
|
|
}
|
865 |
|
|
case MXB_S_AUDIO_CD:
|
866 |
|
|
{
|
867 |
|
|
int i = *(int*)arg;
|
868 |
|
|
|
869 |
|
|
if( i < 0 || i >= MXB_AUDIOS ) {
|
870 |
|
|
DEB_D(("illegal argument to MXB_S_AUDIO_CD: i:%d.\n",i));
|
871 |
|
|
return -EINVAL;
|
872 |
|
|
}
|
873 |
|
|
|
874 |
|
|
DEB_EE(("MXB_S_AUDIO_CD: i:%d.\n",i));
|
875 |
|
|
|
876 |
|
|
mxb->tea6420_1->driver->command(mxb->tea6420_1,TEA6420_SWITCH, &TEA6420_cd[i][0]);
|
877 |
|
|
mxb->tea6420_2->driver->command(mxb->tea6420_2,TEA6420_SWITCH, &TEA6420_cd[i][1]);
|
878 |
|
|
|
879 |
|
|
return 0;
|
880 |
|
|
}
|
881 |
|
|
case MXB_S_AUDIO_LINE:
|
882 |
|
|
{
|
883 |
|
|
int i = *(int*)arg;
|
884 |
|
|
|
885 |
|
|
if( i < 0 || i >= MXB_AUDIOS ) {
|
886 |
|
|
DEB_D(("illegal argument to MXB_S_AUDIO_LINE: i:%d.\n",i));
|
887 |
|
|
return -EINVAL;
|
888 |
|
|
}
|
889 |
|
|
|
890 |
|
|
DEB_EE(("MXB_S_AUDIO_LINE: i:%d.\n",i));
|
891 |
|
|
mxb->tea6420_1->driver->command(mxb->tea6420_1,TEA6420_SWITCH, &TEA6420_line[i][0]);
|
892 |
|
|
mxb->tea6420_2->driver->command(mxb->tea6420_2,TEA6420_SWITCH, &TEA6420_line[i][1]);
|
893 |
|
|
|
894 |
|
|
return 0;
|
895 |
|
|
}
|
896 |
|
|
case VIDIOC_G_AUDIO:
|
897 |
|
|
{
|
898 |
|
|
struct v4l2_audio *a = arg;
|
899 |
|
|
|
900 |
|
|
if( a->index < 0 || a->index > MXB_INPUTS ) {
|
901 |
|
|
DEB_D(("VIDIOC_G_AUDIO %d out of range.\n",a->index));
|
902 |
|
|
return -EINVAL;
|
903 |
|
|
}
|
904 |
|
|
|
905 |
|
|
DEB_EE(("VIDIOC_G_AUDIO %d.\n",a->index));
|
906 |
|
|
memcpy(a, &mxb_audios[video_audio_connect[mxb->cur_input]], sizeof(struct v4l2_audio));
|
907 |
|
|
|
908 |
|
|
return 0;
|
909 |
|
|
}
|
910 |
|
|
case VIDIOC_S_AUDIO:
|
911 |
|
|
{
|
912 |
|
|
struct v4l2_audio *a = arg;
|
913 |
|
|
DEB_D(("VIDIOC_S_AUDIO %d.\n",a->index));
|
914 |
|
|
return 0;
|
915 |
|
|
}
|
916 |
|
|
default:
|
917 |
|
|
/*
|
918 |
|
|
DEB2(printk("does not handle this ioctl.\n"));
|
919 |
|
|
*/
|
920 |
|
|
return -ENOIOCTLCMD;
|
921 |
|
|
}
|
922 |
|
|
return 0;
|
923 |
|
|
}
|
924 |
|
|
|
925 |
|
|
static int std_callback(struct saa7146_dev* dev, struct saa7146_standard *std)
|
926 |
|
|
{
|
927 |
|
|
struct mxb* mxb = (struct mxb*)dev->ext_priv;
|
928 |
|
|
int zero = 0;
|
929 |
|
|
int one = 1;
|
930 |
|
|
|
931 |
|
|
if(V4L2_STD_PAL_I == std->id ) {
|
932 |
|
|
v4l2_std_id std = V4L2_STD_PAL_I;
|
933 |
|
|
DEB_D(("VIDIOC_S_STD: setting mxb for PAL_I.\n"));
|
934 |
|
|
/* set the 7146 gpio register -- I don't know what this does exactly */
|
935 |
|
|
saa7146_write(dev, GPIO_CTRL, 0x00404050);
|
936 |
|
|
/* unset the 7111 gpio register -- I don't know what this does exactly */
|
937 |
|
|
mxb->saa7111a->driver->command(mxb->saa7111a,DECODER_SET_GPIO, &zero);
|
938 |
|
|
mxb->tuner->driver->command(mxb->tuner, VIDIOC_S_STD, &std);
|
939 |
|
|
} else {
|
940 |
|
|
v4l2_std_id std = V4L2_STD_PAL_BG;
|
941 |
|
|
DEB_D(("VIDIOC_S_STD: setting mxb for PAL/NTSC/SECAM.\n"));
|
942 |
|
|
/* set the 7146 gpio register -- I don't know what this does exactly */
|
943 |
|
|
saa7146_write(dev, GPIO_CTRL, 0x00404050);
|
944 |
|
|
/* set the 7111 gpio register -- I don't know what this does exactly */
|
945 |
|
|
mxb->saa7111a->driver->command(mxb->saa7111a,DECODER_SET_GPIO, &one);
|
946 |
|
|
mxb->tuner->driver->command(mxb->tuner, VIDIOC_S_STD, &std);
|
947 |
|
|
}
|
948 |
|
|
return 0;
|
949 |
|
|
}
|
950 |
|
|
|
951 |
|
|
static struct saa7146_standard standard[] = {
|
952 |
|
|
{
|
953 |
|
|
.name = "PAL-BG", .id = V4L2_STD_PAL_BG,
|
954 |
|
|
.v_offset = 0x17, .v_field = 288,
|
955 |
|
|
.h_offset = 0x14, .h_pixels = 680,
|
956 |
|
|
.v_max_out = 576, .h_max_out = 768,
|
957 |
|
|
}, {
|
958 |
|
|
.name = "PAL-I", .id = V4L2_STD_PAL_I,
|
959 |
|
|
.v_offset = 0x17, .v_field = 288,
|
960 |
|
|
.h_offset = 0x14, .h_pixels = 680,
|
961 |
|
|
.v_max_out = 576, .h_max_out = 768,
|
962 |
|
|
}, {
|
963 |
|
|
.name = "NTSC", .id = V4L2_STD_NTSC,
|
964 |
|
|
.v_offset = 0x16, .v_field = 240,
|
965 |
|
|
.h_offset = 0x06, .h_pixels = 708,
|
966 |
|
|
.v_max_out = 480, .h_max_out = 640,
|
967 |
|
|
}, {
|
968 |
|
|
.name = "SECAM", .id = V4L2_STD_SECAM,
|
969 |
|
|
.v_offset = 0x14, .v_field = 288,
|
970 |
|
|
.h_offset = 0x14, .h_pixels = 720,
|
971 |
|
|
.v_max_out = 576, .h_max_out = 768,
|
972 |
|
|
}
|
973 |
|
|
};
|
974 |
|
|
|
975 |
|
|
static struct saa7146_pci_extension_data mxb = {
|
976 |
|
|
.ext_priv = "Multimedia eXtension Board",
|
977 |
|
|
.ext = &extension,
|
978 |
|
|
};
|
979 |
|
|
|
980 |
|
|
static struct pci_device_id pci_tbl[] = {
|
981 |
|
|
{
|
982 |
|
|
.vendor = PCI_VENDOR_ID_PHILIPS,
|
983 |
|
|
.device = PCI_DEVICE_ID_PHILIPS_SAA7146,
|
984 |
|
|
.subvendor = 0x0000,
|
985 |
|
|
.subdevice = 0x0000,
|
986 |
|
|
.driver_data = (unsigned long)&mxb,
|
987 |
|
|
}, {
|
988 |
|
|
.vendor = 0,
|
989 |
|
|
}
|
990 |
|
|
};
|
991 |
|
|
|
992 |
|
|
MODULE_DEVICE_TABLE(pci, pci_tbl);
|
993 |
|
|
|
994 |
|
|
static struct saa7146_ext_vv vv_data = {
|
995 |
|
|
.inputs = MXB_INPUTS,
|
996 |
|
|
.capabilities = V4L2_CAP_TUNER | V4L2_CAP_VBI_CAPTURE,
|
997 |
|
|
.stds = &standard[0],
|
998 |
|
|
.num_stds = sizeof(standard)/sizeof(struct saa7146_standard),
|
999 |
|
|
.std_callback = &std_callback,
|
1000 |
|
|
.ioctls = &ioctls[0],
|
1001 |
|
|
.ioctl = mxb_ioctl,
|
1002 |
|
|
};
|
1003 |
|
|
|
1004 |
|
|
static struct saa7146_extension extension = {
|
1005 |
|
|
.name = MXB_IDENTIFIER,
|
1006 |
|
|
.flags = SAA7146_USE_I2C_IRQ,
|
1007 |
|
|
|
1008 |
|
|
.pci_tbl = &pci_tbl[0],
|
1009 |
|
|
.module = THIS_MODULE,
|
1010 |
|
|
|
1011 |
|
|
.probe = mxb_probe,
|
1012 |
|
|
.attach = mxb_attach,
|
1013 |
|
|
.detach = mxb_detach,
|
1014 |
|
|
|
1015 |
|
|
.irq_mask = 0,
|
1016 |
|
|
.irq_func = NULL,
|
1017 |
|
|
};
|
1018 |
|
|
|
1019 |
|
|
static int __init mxb_init_module(void)
|
1020 |
|
|
{
|
1021 |
|
|
if( 0 != saa7146_register_extension(&extension)) {
|
1022 |
|
|
DEB_S(("failed to register extension.\n"));
|
1023 |
|
|
return -ENODEV;
|
1024 |
|
|
}
|
1025 |
|
|
|
1026 |
|
|
return 0;
|
1027 |
|
|
}
|
1028 |
|
|
|
1029 |
|
|
static void __exit mxb_cleanup_module(void)
|
1030 |
|
|
{
|
1031 |
|
|
saa7146_unregister_extension(&extension);
|
1032 |
|
|
}
|
1033 |
|
|
|
1034 |
|
|
module_init(mxb_init_module);
|
1035 |
|
|
module_exit(mxb_cleanup_module);
|
1036 |
|
|
|
1037 |
|
|
MODULE_DESCRIPTION("video4linux-2 driver for the Siemens-Nixdorf 'Multimedia eXtension board'");
|
1038 |
|
|
MODULE_AUTHOR("Michael Hunold <michael@mihu.de>");
|
1039 |
|
|
MODULE_LICENSE("GPL");
|