linux/drivers/media/video/cx23885/cx23885-dvb.c

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/*
* Driver for the Conexant CX23885 PCIe bridge
*
* Copyright (c) 2006 Steven Toth <stoth@hauppauge.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
*
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <linux/module.h>
#include <linux/init.h>
#include <linux/device.h>
#include <linux/fs.h>
#include <linux/kthread.h>
#include <linux/file.h>
#include <linux/suspend.h>
#include "cx23885.h"
#include <media/v4l2-common.h>
#include "s5h1409.h"
#include "mt2131.h"
#include "tda8290.h"
#include "tda18271.h"
#include "lgdt330x.h"
#include "xc5000.h"
#include "dvb-pll.h"
#include "tuner-xc2028.h"
#include "tuner-xc2028-types.h"
#include "tuner-simple.h"
static unsigned int debug;
#define dprintk(level, fmt, arg...)\
do { if (debug >= level)\
printk(KERN_DEBUG "%s/0: " fmt, dev->name, ## arg);\
} while (0)
/* ------------------------------------------------------------------ */
static unsigned int alt_tuner;
module_param(alt_tuner, int, 0644);
MODULE_PARM_DESC(alt_tuner, "Enable alternate tuner configuration");
/* ------------------------------------------------------------------ */
static int dvb_buf_setup(struct videobuf_queue *q,
unsigned int *count, unsigned int *size)
{
struct cx23885_tsport *port = q->priv_data;
port->ts_packet_size = 188 * 4;
port->ts_packet_count = 32;
*size = port->ts_packet_size * port->ts_packet_count;
*count = 32;
return 0;
}
static int dvb_buf_prepare(struct videobuf_queue *q,
struct videobuf_buffer *vb, enum v4l2_field field)
{
struct cx23885_tsport *port = q->priv_data;
return cx23885_buf_prepare(q, port, (struct cx23885_buffer*)vb, field);
}
static void dvb_buf_queue(struct videobuf_queue *q, struct videobuf_buffer *vb)
{
struct cx23885_tsport *port = q->priv_data;
cx23885_buf_queue(port, (struct cx23885_buffer*)vb);
}
static void dvb_buf_release(struct videobuf_queue *q,
struct videobuf_buffer *vb)
{
cx23885_free_buffer(q, (struct cx23885_buffer*)vb);
}
static struct videobuf_queue_ops dvb_qops = {
.buf_setup = dvb_buf_setup,
.buf_prepare = dvb_buf_prepare,
.buf_queue = dvb_buf_queue,
.buf_release = dvb_buf_release,
};
static struct s5h1409_config hauppauge_generic_config = {
.demod_address = 0x32 >> 1,
.output_mode = S5H1409_SERIAL_OUTPUT,
.gpio = S5H1409_GPIO_ON,
.qam_if = 44000,
.inversion = S5H1409_INVERSION_OFF,
.status_mode = S5H1409_DEMODLOCKING,
.mpeg_timing = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
};
static struct s5h1409_config hauppauge_ezqam_config = {
.demod_address = 0x32 >> 1,
.output_mode = S5H1409_SERIAL_OUTPUT,
.gpio = S5H1409_GPIO_OFF,
.qam_if = 4000,
.inversion = S5H1409_INVERSION_ON,
.status_mode = S5H1409_DEMODLOCKING,
.mpeg_timing = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
};
static struct s5h1409_config hauppauge_hvr1800lp_config = {
.demod_address = 0x32 >> 1,
.output_mode = S5H1409_SERIAL_OUTPUT,
.gpio = S5H1409_GPIO_OFF,
.qam_if = 44000,
.inversion = S5H1409_INVERSION_OFF,
.status_mode = S5H1409_DEMODLOCKING,
.mpeg_timing = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
};
static struct s5h1409_config hauppauge_hvr1500_config = {
.demod_address = 0x32 >> 1,
.output_mode = S5H1409_SERIAL_OUTPUT,
.gpio = S5H1409_GPIO_OFF,
.inversion = S5H1409_INVERSION_OFF,
.status_mode = S5H1409_DEMODLOCKING,
.mpeg_timing = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
};
static struct mt2131_config hauppauge_generic_tunerconfig = {
0x61
};
static struct lgdt330x_config fusionhdtv_5_express = {
.demod_address = 0x0e,
.demod_chip = LGDT3303,
.serial_mpeg = 0x40,
};
static struct s5h1409_config hauppauge_hvr1500q_config = {
.demod_address = 0x32 >> 1,
.output_mode = S5H1409_SERIAL_OUTPUT,
.gpio = S5H1409_GPIO_ON,
.qam_if = 44000,
.inversion = S5H1409_INVERSION_OFF,
.status_mode = S5H1409_DEMODLOCKING,
.mpeg_timing = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
};
static struct xc5000_config hauppauge_hvr1500q_tunerconfig = {
.i2c_address = 0x61,
.if_khz = 5380,
.tuner_callback = cx23885_tuner_callback
};
static struct tda829x_config tda829x_no_probe = {
.probe_tuner = TDA829X_DONT_PROBE,
};
static struct tda18271_std_map hauppauge_tda18271_std_map = {
.atsc_6 = { .if_freq = 5380, .if_lvl = 6, .agc_mode = 3, .std = 3 },
.qam_6 = { .if_freq = 4000, .if_lvl = 6, .agc_mode = 3, .std = 0 },
};
static struct tda18271_config hauppauge_tda18271_config = {
.std_map = &hauppauge_tda18271_std_map,
.gate = TDA18271_GATE_ANALOG,
};
static int cx23885_hvr1500_xc3028_callback(void *ptr, int command, int arg)
{
struct cx23885_tsport *port = ptr;
struct cx23885_dev *dev = port->dev;
switch (command) {
case XC2028_TUNER_RESET:
/* Send the tuner in then out of reset */
/* GPIO-2 xc3028 tuner */
dprintk(1, "%s: XC2028_TUNER_RESET %d\n", __FUNCTION__, arg);
cx_set(GP0_IO, 0x00040000);
cx_clear(GP0_IO, 0x00000004);
msleep(5);
cx_set(GP0_IO, 0x00040004);
msleep(5);
break;
case XC2028_RESET_CLK:
dprintk(1, "%s: XC2028_RESET_CLK %d\n", __FUNCTION__, arg);
break;
default:
dprintk(1, "%s: unknown command %d, arg %d\n", __FUNCTION__,
command, arg);
return -EINVAL;
}
return 0;
}
static int dvb_register(struct cx23885_tsport *port)
{
struct cx23885_dev *dev = port->dev;
struct cx23885_i2c *i2c_bus = NULL;
/* init struct videobuf_dvb */
port->dvb.name = dev->name;
/* init frontend */
switch (dev->board) {
case CX23885_BOARD_HAUPPAUGE_HVR1250:
i2c_bus = &dev->i2c_bus[0];
port->dvb.frontend = dvb_attach(s5h1409_attach,
&hauppauge_generic_config,
&i2c_bus->i2c_adap);
if (port->dvb.frontend != NULL) {
dvb_attach(mt2131_attach, port->dvb.frontend,
&i2c_bus->i2c_adap,
&hauppauge_generic_tunerconfig, 0);
}
break;
case CX23885_BOARD_HAUPPAUGE_HVR1800:
i2c_bus = &dev->i2c_bus[0];
switch (alt_tuner) {
case 1:
port->dvb.frontend =
dvb_attach(s5h1409_attach,
&hauppauge_ezqam_config,
&i2c_bus->i2c_adap);
if (port->dvb.frontend != NULL) {
dvb_attach(tda829x_attach, port->dvb.frontend,
&dev->i2c_bus[1].i2c_adap, 0x42,
&tda829x_no_probe);
dvb_attach(tda18271_attach, port->dvb.frontend,
0x60, &dev->i2c_bus[1].i2c_adap,
&hauppauge_tda18271_config);
}
break;
case 0:
default:
port->dvb.frontend =
dvb_attach(s5h1409_attach,
&hauppauge_generic_config,
&i2c_bus->i2c_adap);
if (port->dvb.frontend != NULL)
dvb_attach(mt2131_attach, port->dvb.frontend,
&i2c_bus->i2c_adap,
&hauppauge_generic_tunerconfig, 0);
break;
}
break;
case CX23885_BOARD_HAUPPAUGE_HVR1800lp:
i2c_bus = &dev->i2c_bus[0];
port->dvb.frontend = dvb_attach(s5h1409_attach,
&hauppauge_hvr1800lp_config,
&i2c_bus->i2c_adap);
if (port->dvb.frontend != NULL) {
dvb_attach(mt2131_attach, port->dvb.frontend,
&i2c_bus->i2c_adap,
&hauppauge_generic_tunerconfig, 0);
}
break;
case CX23885_BOARD_DVICO_FUSIONHDTV_5_EXP:
i2c_bus = &dev->i2c_bus[0];
port->dvb.frontend = dvb_attach(lgdt330x_attach,
&fusionhdtv_5_express,
&i2c_bus->i2c_adap);
if (port->dvb.frontend != NULL) {
dvb_attach(simple_tuner_attach, port->dvb.frontend,
&i2c_bus->i2c_adap, 0x61,
TUNER_LG_TDVS_H06XF);
}
break;
case CX23885_BOARD_HAUPPAUGE_HVR1500Q:
i2c_bus = &dev->i2c_bus[1];
port->dvb.frontend = dvb_attach(s5h1409_attach,
&hauppauge_hvr1500q_config,
&dev->i2c_bus[0].i2c_adap);
if (port->dvb.frontend != NULL) {
hauppauge_hvr1500q_tunerconfig.priv = i2c_bus;
dvb_attach(xc5000_attach, port->dvb.frontend,
&i2c_bus->i2c_adap,
&hauppauge_hvr1500q_tunerconfig);
}
break;
case CX23885_BOARD_HAUPPAUGE_HVR1500:
i2c_bus = &dev->i2c_bus[1];
port->dvb.frontend = dvb_attach(s5h1409_attach,
&hauppauge_hvr1500_config,
&dev->i2c_bus[0].i2c_adap);
if (port->dvb.frontend != NULL) {
struct dvb_frontend *fe;
struct xc2028_config cfg = {
.i2c_adap = &i2c_bus->i2c_adap,
.i2c_addr = 0x61,
.callback = cx23885_hvr1500_xc3028_callback,
};
static struct xc2028_ctrl ctl = {
.fname = "xc3028-v27.fw",
.max_len = 64,
.scode_table = OREN538,
};
fe = dvb_attach(xc2028_attach,
port->dvb.frontend, &cfg);
if (fe != NULL && fe->ops.tuner_ops.set_config != NULL)
fe->ops.tuner_ops.set_config(fe, &ctl);
}
break;
default:
printk("%s: The frontend of your DVB/ATSC card isn't supported yet\n",
dev->name);
break;
}
if (NULL == port->dvb.frontend) {
printk("%s: frontend initialization failed\n", dev->name);
return -1;
}
/* Put the analog decoder in standby to keep it quiet */
cx23885_call_i2c_clients(i2c_bus, TUNER_SET_STANDBY, NULL);
if (port->dvb.frontend->ops.analog_ops.standby)
port->dvb.frontend->ops.analog_ops.standby(port->dvb.frontend);
/* register everything */
return videobuf_dvb_register(&port->dvb, THIS_MODULE, port,
&dev->pci->dev);
}
int cx23885_dvb_register(struct cx23885_tsport *port)
{
struct cx23885_dev *dev = port->dev;
int err;
dprintk(1, "%s\n", __FUNCTION__);
dprintk(1, " ->being probed by Card=%d Name=%s, PCI %02x:%02x\n",
dev->board,
dev->name,
dev->pci_bus,
dev->pci_slot);
err = -ENODEV;
/* dvb stuff */
printk("%s: cx23885 based dvb card\n", dev->name);
videobuf_queue_sg_init(&port->dvb.dvbq, &dvb_qops, &dev->pci->dev, &port->slock,
V4L2_BUF_TYPE_VIDEO_CAPTURE, V4L2_FIELD_TOP,
sizeof(struct cx23885_buffer), port);
err = dvb_register(port);
if (err != 0)
printk("%s() dvb_register failed err = %d\n", __FUNCTION__, err);
return err;
}
int cx23885_dvb_unregister(struct cx23885_tsport *port)
{
/* dvb */
if(port->dvb.frontend)
videobuf_dvb_unregister(&port->dvb);
return 0;
}
/*
* Local variables:
* c-basic-offset: 8
* End:
* kate: eol "unix"; indent-width 3; remove-trailing-space on; replace-trailing-space-save on; tab-width 8; replace-tabs off; space-indent off; mixed-indent off
*/