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/*
Mantis VP-1033 driver
Copyright (C) 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/signal.h>
#include <linux/sched.h>
#include <linux/interrupt.h>
#include "dmxdev.h"
#include "dvbdev.h"
#include "dvb_demux.h"
#include "dvb_frontend.h"
#include "dvb_net.h"
#include "stv0299.h"
#include "mantis_common.h"
#include "mantis_ioc.h"
#include "mantis_dvb.h"
#include "mantis_vp1033.h"
#include "mantis_reg.h"
u8 lgtdqcs001f_inittab[] = {
0x01, 0x15,
0x02, 0x00,
0x03, 0x00,
0x04, 0x2a,
0x05, 0x85,
0x06, 0x02,
0x07, 0x00,
0x08, 0x00,
0x0c, 0x01,
0x0d, 0x81,
0x0e, 0x44,
0x0f, 0x94,
0x10, 0x3c,
0x11, 0x84,
0x12, 0xb9,
0x13, 0xb5,
0x14, 0x4f,
0x15, 0xc9,
0x16, 0x80,
0x17, 0x36,
0x18, 0xfb,
0x19, 0xcf,
0x1a, 0xbc,
0x1c, 0x2b,
0x1d, 0x27,
0x1e, 0x00,
0x1f, 0x0b,
0x20, 0xa1,
0x21, 0x60,
0x22, 0x00,
0x23, 0x00,
0x28, 0x00,
0x29, 0x28,
0x2a, 0x14,
0x2b, 0x0f,
0x2c, 0x09,
0x2d, 0x05,
0x31, 0x1f,
0x32, 0x19,
0x33, 0xfc,
0x34, 0x13,
0xff, 0xff,
};
#define MANTIS_MODEL_NAME "VP-1033"
#define MANTIS_DEV_TYPE "DVB-S/DSS"
int lgtdqcs001f_tuner_set(struct dvb_frontend *fe,
struct dvb_frontend_parameters *params)
{
struct mantis_pci *mantis = fe->dvb->priv;
struct i2c_adapter *adapter = &mantis->adapter;
u8 buf[4];
u32 div;
struct i2c_msg msg = {.addr = 0x61, .flags = 0, .buf = buf, .len = sizeof(buf)};
div = params->frequency / 250;
buf[0] = (div >> 8) & 0x7f;
buf[1] = div & 0xff;
buf[2] = 0x83;
buf[3] = 0xc0;
if (params->frequency < 1531000)
buf[3] |= 0x04;
else
buf[3] &= ~0x04;
if (i2c_transfer(adapter, &msg, 1) < 0) {
dprintk(MANTIS_ERROR, 1, "Write: I2C Transfer failed");
return -EIO;
}
msleep_interruptible(100);
return 0;
}
int lgtdqcs001f_set_symbol_rate(struct dvb_frontend *fe,
u32 srate, u32 ratio)
{
u8 aclk = 0;
u8 bclk = 0;
if (srate < 1500000) {
aclk = 0xb7;
bclk = 0x47;
} else if (srate < 3000000) {
aclk = 0xb7;
bclk = 0x4b;
} else if (srate < 7000000) {
aclk = 0xb7;
bclk = 0x4f;
} else if (srate < 14000000) {
aclk = 0xb7;
bclk = 0x53;
} else if (srate < 30000000) {
aclk = 0xb6;
bclk = 0x53;
} else if (srate < 45000000) {
aclk = 0xb4;
bclk = 0x51;
}
stv0299_writereg(fe, 0x13, aclk);
stv0299_writereg(fe, 0x14, bclk);
stv0299_writereg(fe, 0x1f, (ratio >> 16) & 0xff);
stv0299_writereg(fe, 0x20, (ratio >> 8) & 0xff);
stv0299_writereg(fe, 0x21, ratio & 0xf0);
return 0;
}
struct stv0299_config lgtdqcs001f_config = {
.demod_address = 0x68,
.inittab = lgtdqcs001f_inittab,
.mclk = 88000000UL,
.invert = 0,
.skip_reinit = 0,
.volt13_op0_op1 = STV0299_VOLT13_OP0,
.min_delay_ms = 100,
.set_symbol_rate = lgtdqcs001f_set_symbol_rate,
};
static int vp1033_frontend_init(struct mantis_pci *mantis, struct dvb_frontend *fe)
{
struct i2c_adapter *adapter = &mantis->adapter;
int err = 0;
err = mantis_frontend_power(mantis, POWER_ON);
if (err == 0) {
mantis_frontend_soft_reset(mantis);
msleep(250);
dprintk(MANTIS_ERROR, 1, "Probing for STV0299 (DVB-S)");
fe = dvb_attach(stv0299_attach, &lgtdqcs001f_config, adapter);
if (fe) {
fe->ops.tuner_ops.set_params = lgtdqcs001f_tuner_set;
dprintk(MANTIS_ERROR, 1, "found STV0299 DVB-S frontend @ 0x%02x",
lgtdqcs001f_config.demod_address);
dprintk(MANTIS_ERROR, 1, "Mantis DVB-S STV0299 frontend attach success");
} else {
return -1;
}
} else {
dprintk(MANTIS_ERROR, 1, "Frontend on <%s> POWER ON failed! <%d>",
adapter->name,
err);
return -EIO;
}
mantis->fe = fe;
dprintk(MANTIS_ERROR, 1, "Done!");
return 0;
}
struct mantis_hwconfig vp1033_config = {
.model_name = MANTIS_MODEL_NAME,
.dev_type = MANTIS_DEV_TYPE,
.ts_size = MANTIS_TS_204,
.baud_rate = MANTIS_BAUD_9600,
.parity = MANTIS_PARITY_NONE,
.bytes = 0,
.frontend_init = vp1033_frontend_init,
.power = GPIF_A12,
.reset = GPIF_A13,
};
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