linux_old1/drivers/media/dvb/mantis/mantis_dvb.c

295 lines
8.3 KiB
C

/*
Mantis PCI bridge driver
Copyright (C) 2005, 2006 Manu Abraham (abraham.manu@gmail.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/bitops.h>
#include "mantis_common.h"
#include "mantis_core.h"
#include "dmxdev.h"
#include "dvbdev.h"
#include "dvb_demux.h"
#include "dvb_frontend.h"
#include "mantis_vp1033.h"
#include "mantis_vp1034.h"
#include "mantis_vp2033.h"
#include "mantis_vp3030.h"
/* Tuner power supply control */
void mantis_fe_powerup(struct mantis_pci *mantis)
{
dprintk(verbose, MANTIS_DEBUG, 1, "Frontend Power ON");
gpio_set_bits(mantis, 0x0c, 1);
msleep_interruptible(100);
gpio_set_bits(mantis, 0x0c, 1);
msleep_interruptible(100);
}
void mantis_fe_powerdown(struct mantis_pci *mantis)
{
dprintk(verbose, MANTIS_DEBUG, 1, "Frontend Power OFF");
gpio_set_bits(mantis, 0x0c, 0);
}
static int mantis_fe_reset(struct dvb_frontend *fe)
{
struct mantis_pci *mantis = fe->dvb->priv;
dprintk(verbose, MANTIS_DEBUG, 1, "Frontend Reset");
gpio_set_bits(mantis, 13, 0);
msleep_interruptible(100);
gpio_set_bits(mantis, 13, 0);
msleep_interruptible(100);
gpio_set_bits(mantis, 13, 1);
msleep_interruptible(100);
gpio_set_bits(mantis, 13, 1);
return 0;
}
static int mantis_frontend_reset(struct mantis_pci *mantis)
{
dprintk(verbose, MANTIS_DEBUG, 1, "Frontend Reset");
gpio_set_bits(mantis, 13, 0);
msleep_interruptible(100);
gpio_set_bits(mantis, 13, 0);
msleep_interruptible(100);
gpio_set_bits(mantis, 13, 1);
msleep_interruptible(100);
gpio_set_bits(mantis, 13, 1);
return 0;
}
static int mantis_dvb_start_feed(struct dvb_demux_feed *dvbdmxfeed)
{
struct dvb_demux *dvbdmx = dvbdmxfeed->demux;
struct mantis_pci *mantis = dvbdmx->priv;
dprintk(verbose, MANTIS_DEBUG, 1, "Mantis DVB Start feed");
if (!dvbdmx->dmx.frontend) {
dprintk(verbose, MANTIS_DEBUG, 1, "no frontend ?");
return -EINVAL;
}
mantis->feeds++;
dprintk(verbose, MANTIS_DEBUG, 1,
"mantis start feed, feeds=%d",
mantis->feeds);
if (mantis->feeds == 1) {
dprintk(verbose, MANTIS_DEBUG, 1, "mantis start feed & dma");
printk("mantis start feed & dma\n");
mantis_dma_start(mantis);
}
return mantis->feeds;
}
static int mantis_dvb_stop_feed(struct dvb_demux_feed *dvbdmxfeed)
{
struct dvb_demux *dvbdmx = dvbdmxfeed->demux;
struct mantis_pci *mantis = dvbdmx->priv;
dprintk(verbose, MANTIS_DEBUG, 1, "Mantis DVB Stop feed");
if (!dvbdmx->dmx.frontend) {
dprintk(verbose, MANTIS_DEBUG, 1, "no frontend ?");
return -EINVAL;
}
mantis->feeds--;
if (mantis->feeds == 0) {
dprintk(verbose, MANTIS_DEBUG, 1, "mantis stop feed and dma");
printk("mantis stop feed and dma\n");
mantis_dma_stop(mantis);
}
return 0;
}
int __devinit mantis_dvb_init(struct mantis_pci *mantis)
{
int result;
dprintk(verbose, MANTIS_DEBUG, 1, "dvb_register_adapter");
if (dvb_register_adapter(&mantis->dvb_adapter,
"Mantis dvb adapter", THIS_MODULE,
&mantis->pdev->dev) < 0) {
dprintk(verbose, MANTIS_ERROR, 1, "Error registering adapter");
return -ENODEV;
}
mantis->dvb_adapter.priv = mantis;
mantis->demux.dmx.capabilities = DMX_TS_FILTERING |
DMX_SECTION_FILTERING |
DMX_MEMORY_BASED_FILTERING;
mantis->demux.priv = mantis;
mantis->demux.filternum = 256;
mantis->demux.feednum = 256;
mantis->demux.start_feed = mantis_dvb_start_feed;
mantis->demux.stop_feed = mantis_dvb_stop_feed;
mantis->demux.write_to_decoder = NULL;
dprintk(verbose, MANTIS_DEBUG, 1, "dvb_dmx_init");
if ((result = dvb_dmx_init(&mantis->demux)) < 0) {
dprintk(verbose, MANTIS_ERROR, 1,
"dvb_dmx_init failed, ERROR=%d", result);
goto err0;
}
mantis->dmxdev.filternum = 256;
mantis->dmxdev.demux = &mantis->demux.dmx;
mantis->dmxdev.capabilities = 0;
dprintk(verbose, MANTIS_DEBUG, 1, "dvb_dmxdev_init");
if ((result = dvb_dmxdev_init(&mantis->dmxdev,
&mantis->dvb_adapter)) < 0) {
dprintk(verbose, MANTIS_ERROR, 1,
"dvb_dmxdev_init failed, ERROR=%d", result);
goto err1;
}
mantis->fe_hw.source = DMX_FRONTEND_0;
if ((result = mantis->demux.dmx.add_frontend(&mantis->demux.dmx,
&mantis->fe_hw)) < 0) {
dprintk(verbose, MANTIS_ERROR, 1,
"dvb_dmx_init failed, ERROR=%d", result);
goto err2;
}
mantis->fe_mem.source = DMX_MEMORY_FE;
if ((result = mantis->demux.dmx.add_frontend(&mantis->demux.dmx,
&mantis->fe_mem)) < 0) {
dprintk(verbose, MANTIS_ERROR, 1,
"dvb_dmx_init failed, ERROR=%d", result);
goto err3;
}
if ((result = mantis->demux.dmx.connect_frontend(&mantis->demux.dmx,
&mantis->fe_hw)) < 0) {
dprintk(verbose, MANTIS_ERROR, 1,
"dvb_dmx_init failed, ERROR=%d", result);
goto err4;
}
dvb_net_init(&mantis->dvb_adapter, &mantis->dvbnet, &mantis->demux.dmx);
tasklet_init(&mantis->tasklet, mantis_dma_xfer, (unsigned long) mantis);
mantis_frontend_init(mantis);
return 0;
/* Error conditions .. */
err4:
mantis->demux.dmx.remove_frontend(&mantis->demux.dmx, &mantis->fe_mem);
err3:
mantis->demux.dmx.remove_frontend(&mantis->demux.dmx, &mantis->fe_hw);
err2:
dvb_dmxdev_release(&mantis->dmxdev);
err1:
dvb_dmx_release(&mantis->demux);
err0:
dvb_unregister_adapter(&mantis->dvb_adapter);
return result;
}
int __devinit mantis_frontend_init(struct mantis_pci *mantis)
{
dprintk(verbose, MANTIS_DEBUG, 1, "Mantis frontend Init");
mantis_fe_powerup(mantis);
mantis_frontend_reset(mantis);
dprintk(verbose, MANTIS_DEBUG, 1, "Device ID=%02x", mantis->subsystem_device);
switch (mantis->subsystem_device) {
case MANTIS_VP_1033_DVB_S: // VP-1033
dprintk(verbose, MANTIS_ERROR, 1, "Probing for STV0299 (DVB-S)");
mantis->fe = stv0299_attach(&lgtdqcs001f_config,
&mantis->adapter);
if (mantis->fe) {
mantis->fe->ops.tuner_ops.set_params = lgtdqcs001f_tuner_set;
dprintk(verbose, MANTIS_ERROR, 1,
"found STV0299 DVB-S frontend @ 0x%02x",
lgtdqcs001f_config.demod_address);
dprintk(verbose, MANTIS_ERROR, 1,
"Mantis DVB-S STV0299 frontend attach success");
}
break;
case MANTIS_VP_1034_DVB_S: // VP-1034
dprintk(verbose, MANTIS_ERROR, 1, "Probing for MB86A16 (DVB-S/DSS)");
mantis->fe = mb86a16_attach(&vp1034_config, &mantis->adapter);
if (mantis->fe) {
dprintk(verbose, MANTIS_ERROR, 1,
"found MB86A16 DVB-S/DSS frontend @0x%02x",
vp1034_config.demod_address);
}
break;
case MANTIS_VP_2033_DVB_C: // VP-2033
dprintk(verbose, MANTIS_ERROR, 1, "Probing for CU1216 (DVB-C)");
mantis->fe = tda10021_attach(&philips_cu1216_config, &mantis->adapter, read_pwm(mantis));
if (mantis->fe) {
mantis->fe->ops.tuner_ops.set_params = philips_cu1216_tuner_set;
dprintk(verbose, MANTIS_ERROR, 1,
"found Philips CU1216 DVB-C frontend @ 0x%02x",
philips_cu1216_config.demod_address);
dprintk(verbose, MANTIS_ERROR, 1,
"Mantis DVB-C Philips CU1216 frontend attach success");
}
break;
default:
dprintk(verbose, MANTIS_DEBUG, 1, "Unknown frontend:[0x%02x]",
mantis->sub_device_id);
return -ENODEV;
}
if (mantis->fe == NULL) {
dprintk(verbose, MANTIS_ERROR, 1, "!!! NO Frontends found !!!");
return -ENODEV;
} else {
if (dvb_register_frontend(&mantis->dvb_adapter, mantis->fe)) {
dprintk(verbose, MANTIS_ERROR, 1,
"ERROR: Frontend registration failed");
if (mantis->fe->ops.release)
mantis->fe->ops.release(mantis->fe);
mantis->fe = NULL;
return -ENODEV;
}
}
return 0;
}
int __devexit mantis_dvb_exit(struct mantis_pci *mantis)
{
tasklet_kill(&mantis->tasklet);
dvb_net_release(&mantis->dvbnet);
mantis->demux.dmx.remove_frontend(&mantis->demux.dmx, &mantis->fe_mem);
mantis->demux.dmx.remove_frontend(&mantis->demux.dmx, &mantis->fe_hw);
dvb_dmxdev_release(&mantis->dmxdev);
dvb_dmx_release(&mantis->demux);
if (mantis->fe)
dvb_unregister_frontend(mantis->fe);
dprintk(verbose, MANTIS_DEBUG, 1, "dvb_unregister_adapter");
dvb_unregister_adapter(&mantis->dvb_adapter);
return 0;
}