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OpenCloudOS-Kernel/drivers/media/video/cx88/cx88-dvb.c

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/*
* $Id: cx88-dvb.c,v 1.31 2005/03/07 15:58:05 kraxel Exp $
*
* device driver for Conexant 2388x based TV cards
* MPEG Transport Stream (DVB) routines
*
* (c) 2004 Chris Pascoe <c.pascoe@itee.uq.edu.au>
* (c) 2004 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]
*
* 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>
/* those two frontends need merging via linuxtv cvs ... */
#define HAVE_CX22702 1
#define HAVE_OR51132 1
#include "cx88.h"
#include "dvb-pll.h"
#include "mt352.h"
#include "mt352_priv.h"
#if HAVE_CX22702
# include "cx22702.h"
#endif
#if HAVE_OR51132
# include "or51132.h"
#endif
MODULE_DESCRIPTION("driver for cx2388x based DVB cards");
MODULE_AUTHOR("Chris Pascoe <c.pascoe@itee.uq.edu.au>");
MODULE_AUTHOR("Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]");
MODULE_LICENSE("GPL");
static unsigned int debug = 0;
module_param(debug, int, 0644);
MODULE_PARM_DESC(debug,"enable debug messages [dvb]");
#define dprintk(level,fmt, arg...) if (debug >= level) \
printk(KERN_DEBUG "%s/2-dvb: " fmt, dev->core->name , ## arg)
/* ------------------------------------------------------------------ */
static int dvb_buf_setup(struct videobuf_queue *q,
unsigned int *count, unsigned int *size)
{
struct cx8802_dev *dev = q->priv_data;
dev->ts_packet_size = 188 * 4;
dev->ts_packet_count = 32;
*size = dev->ts_packet_size * dev->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 cx8802_dev *dev = q->priv_data;
return cx8802_buf_prepare(dev, (struct cx88_buffer*)vb);
}
static void dvb_buf_queue(struct videobuf_queue *q, struct videobuf_buffer *vb)
{
struct cx8802_dev *dev = q->priv_data;
cx8802_buf_queue(dev, (struct cx88_buffer*)vb);
}
static void dvb_buf_release(struct videobuf_queue *q, struct videobuf_buffer *vb)
{
struct cx8802_dev *dev = q->priv_data;
cx88_free_buffer(dev->pci, (struct cx88_buffer*)vb);
}
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 int dvico_fusionhdtv_demod_init(struct dvb_frontend* fe)
{
static u8 clock_config [] = { CLOCK_CTL, 0x38, 0x39 };
static u8 reset [] = { RESET, 0x80 };
static u8 adc_ctl_1_cfg [] = { ADC_CTL_1, 0x40 };
static u8 agc_cfg [] = { AGC_TARGET, 0x24, 0x20 };
static u8 gpp_ctl_cfg [] = { GPP_CTL, 0x33 };
static u8 capt_range_cfg[] = { CAPT_RANGE, 0x32 };
mt352_write(fe, clock_config, sizeof(clock_config));
udelay(200);
mt352_write(fe, reset, sizeof(reset));
mt352_write(fe, adc_ctl_1_cfg, sizeof(adc_ctl_1_cfg));
mt352_write(fe, agc_cfg, sizeof(agc_cfg));
mt352_write(fe, gpp_ctl_cfg, sizeof(gpp_ctl_cfg));
mt352_write(fe, capt_range_cfg, sizeof(capt_range_cfg));
return 0;
}
static int dntv_live_dvbt_demod_init(struct dvb_frontend* fe)
{
static u8 clock_config [] = { 0x89, 0x38, 0x39 };
static u8 reset [] = { 0x50, 0x80 };
static u8 adc_ctl_1_cfg [] = { 0x8E, 0x40 };
static u8 agc_cfg [] = { 0x67, 0x10, 0x23, 0x00, 0xFF, 0xFF,
0x00, 0xFF, 0x00, 0x40, 0x40 };
static u8 dntv_extra[] = { 0xB5, 0x7A };
static u8 capt_range_cfg[] = { 0x75, 0x32 };
mt352_write(fe, clock_config, sizeof(clock_config));
udelay(2000);
mt352_write(fe, reset, sizeof(reset));
mt352_write(fe, adc_ctl_1_cfg, sizeof(adc_ctl_1_cfg));
mt352_write(fe, agc_cfg, sizeof(agc_cfg));
udelay(2000);
mt352_write(fe, dntv_extra, sizeof(dntv_extra));
mt352_write(fe, capt_range_cfg, sizeof(capt_range_cfg));
return 0;
}
static int mt352_pll_set(struct dvb_frontend* fe,
struct dvb_frontend_parameters* params,
u8* pllbuf)
{
struct cx8802_dev *dev= fe->dvb->priv;
pllbuf[0] = dev->core->pll_addr << 1;
dvb_pll_configure(dev->core->pll_desc, pllbuf+1,
params->frequency,
params->u.ofdm.bandwidth);
return 0;
}
static struct mt352_config dvico_fusionhdtv = {
.demod_address = 0x0F,
.demod_init = dvico_fusionhdtv_demod_init,
.pll_set = mt352_pll_set,
};
static struct mt352_config dntv_live_dvbt_config = {
.demod_address = 0x0f,
.demod_init = dntv_live_dvbt_demod_init,
.pll_set = mt352_pll_set,
};
#if HAVE_CX22702
static struct cx22702_config connexant_refboard_config = {
.demod_address = 0x43,
.pll_address = 0x60,
.pll_desc = &dvb_pll_thomson_dtt7579,
};
static struct cx22702_config hauppauge_novat_config = {
.demod_address = 0x43,
.pll_address = 0x61,
.pll_desc = &dvb_pll_thomson_dtt759x,
};
#endif
#if HAVE_OR51132
static int or51132_set_ts_param(struct dvb_frontend* fe,
int is_punctured)
{
struct cx8802_dev *dev= fe->dvb->priv;
dev->ts_gen_cntrl = is_punctured ? 0x04 : 0x00;
return 0;
}
struct or51132_config pchdtv_hd3000 = {
.demod_address = 0x15,
.pll_address = 0x61,
.pll_desc = &dvb_pll_thomson_dtt7610,
.set_ts_params = or51132_set_ts_param,
};
#endif
static int dvb_register(struct cx8802_dev *dev)
{
/* init struct videobuf_dvb */
dev->dvb.name = dev->core->name;
dev->ts_gen_cntrl = 0x0c;
/* init frontend */
switch (dev->core->board) {
#if HAVE_CX22702
case CX88_BOARD_HAUPPAUGE_DVB_T1:
dev->dvb.frontend = cx22702_attach(&hauppauge_novat_config,
&dev->core->i2c_adap);
break;
case CX88_BOARD_CONEXANT_DVB_T1:
dev->dvb.frontend = cx22702_attach(&connexant_refboard_config,
&dev->core->i2c_adap);
break;
#endif
case CX88_BOARD_DVICO_FUSIONHDTV_DVB_T1:
dev->core->pll_addr = 0x61;
dev->core->pll_desc = &dvb_pll_lg_z201;
dev->dvb.frontend = mt352_attach(&dvico_fusionhdtv,
&dev->core->i2c_adap);
break;
case CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_PLUS:
dev->core->pll_addr = 0x60;
dev->core->pll_desc = &dvb_pll_thomson_dtt7579;
dev->dvb.frontend = mt352_attach(&dvico_fusionhdtv,
&dev->core->i2c_adap);
break;
case CX88_BOARD_KWORLD_DVB_T:
case CX88_BOARD_DNTV_LIVE_DVB_T:
dev->core->pll_addr = 0x61;
dev->core->pll_desc = &dvb_pll_unknown_1;
dev->dvb.frontend = mt352_attach(&dntv_live_dvbt_config,
&dev->core->i2c_adap);
break;
#if HAVE_OR51132
case CX88_BOARD_PCHDTV_HD3000:
dev->dvb.frontend = or51132_attach(&pchdtv_hd3000,
&dev->core->i2c_adap);
break;
#endif
default:
printk("%s: The frontend of your DVB/ATSC card isn't supported yet\n",
dev->core->name);
break;
}
if (NULL == dev->dvb.frontend) {
printk("%s: frontend initialization failed\n",dev->core->name);
return -1;
}
if (dev->core->pll_desc) {
dev->dvb.frontend->ops->info.frequency_min = dev->core->pll_desc->min;
dev->dvb.frontend->ops->info.frequency_max = dev->core->pll_desc->max;
}
/* Copy the board name into the DVB structure */
strlcpy(dev->dvb.frontend->ops->info.name,
cx88_boards[dev->core->board].name,
sizeof(dev->dvb.frontend->ops->info.name));
/* register everything */
return videobuf_dvb_register(&dev->dvb, THIS_MODULE, dev);
}
/* ----------------------------------------------------------- */
static int __devinit dvb_probe(struct pci_dev *pci_dev,
const struct pci_device_id *pci_id)
{
struct cx8802_dev *dev;
struct cx88_core *core;
int err;
/* general setup */
core = cx88_core_get(pci_dev);
if (NULL == core)
return -EINVAL;
err = -ENODEV;
if (!cx88_boards[core->board].dvb)
goto fail_core;
err = -ENOMEM;
dev = kmalloc(sizeof(*dev),GFP_KERNEL);
if (NULL == dev)
goto fail_core;
memset(dev,0,sizeof(*dev));
dev->pci = pci_dev;
dev->core = core;
err = cx8802_init_common(dev);
if (0 != err)
goto fail_free;
/* dvb stuff */
printk("%s/2: cx2388x based dvb card\n", core->name);
videobuf_queue_init(&dev->dvb.dvbq, &dvb_qops,
dev->pci, &dev->slock,
V4L2_BUF_TYPE_VIDEO_CAPTURE,
V4L2_FIELD_TOP,
sizeof(struct cx88_buffer),
dev);
err = dvb_register(dev);
if (0 != err)
goto fail_fini;
return 0;
fail_fini:
cx8802_fini_common(dev);
fail_free:
kfree(dev);
fail_core:
cx88_core_put(core,pci_dev);
return err;
}
static void __devexit dvb_remove(struct pci_dev *pci_dev)
{
struct cx8802_dev *dev = pci_get_drvdata(pci_dev);
/* dvb */
videobuf_dvb_unregister(&dev->dvb);
/* common */
cx8802_fini_common(dev);
cx88_core_put(dev->core,dev->pci);
kfree(dev);
}
static struct pci_device_id cx8802_pci_tbl[] = {
{
.vendor = 0x14f1,
.device = 0x8802,
.subvendor = PCI_ANY_ID,
.subdevice = PCI_ANY_ID,
},{
/* --- end of list --- */
}
};
MODULE_DEVICE_TABLE(pci, cx8802_pci_tbl);
static struct pci_driver dvb_pci_driver = {
.name = "cx88-dvb",
.id_table = cx8802_pci_tbl,
.probe = dvb_probe,
.remove = __devexit_p(dvb_remove),
.suspend = cx8802_suspend_common,
.resume = cx8802_resume_common,
};
static int dvb_init(void)
{
printk(KERN_INFO "cx2388x dvb driver version %d.%d.%d loaded\n",
(CX88_VERSION_CODE >> 16) & 0xff,
(CX88_VERSION_CODE >> 8) & 0xff,
CX88_VERSION_CODE & 0xff);
#ifdef SNAPSHOT
printk(KERN_INFO "cx2388x: snapshot date %04d-%02d-%02d\n",
SNAPSHOT/10000, (SNAPSHOT/100)%100, SNAPSHOT%100);
#endif
return pci_register_driver(&dvb_pci_driver);
}
static void dvb_fini(void)
{
pci_unregister_driver(&dvb_pci_driver);
}
module_init(dvb_init);
module_exit(dvb_fini);
/*
* Local variables:
* c-basic-offset: 8
* compile-command: "make DVB=1"
* End:
*/
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