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kernel/drivers/media/usb/dvb-usb-v2/lmedm04.c

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init repo.
2024-07-22 17:22:30 +08:00
// SPDX-License-Identifier: GPL-2.0-only
/* DVB USB compliant linux driver for
*
* DM04/QQBOX DVB-S USB BOX LME2510C + SHARP:BS2F7HZ7395
* LME2510C + LG TDQY-P001F
* LME2510C + BS2F7HZ0194
* LME2510 + LG TDQY-P001F
* LME2510 + BS2F7HZ0194
*
* MVB7395 (LME2510C+SHARP:BS2F7HZ7395)
* SHARP:BS2F7HZ7395 = (STV0288+Sharp IX2505V)
*
* MV001F (LME2510+LGTDQY-P001F)
* LG TDQY - P001F =(TDA8263 + TDA10086H)
*
* MVB0001F (LME2510C+LGTDQT-P001F)
*
* MV0194 (LME2510+SHARP:BS2F7HZ0194)
* SHARP:BS2F7HZ0194 = (STV0299+IX2410)
*
* MVB0194 (LME2510C+SHARP0194)
*
* LME2510C + M88RS2000
*
* For firmware see Documentation/admin-guide/media/lmedm04.rst
*
* I2C addresses:
* 0xd0 - STV0288 - Demodulator
* 0xc0 - Sharp IX2505V - Tuner
* --
* 0x1c - TDA10086 - Demodulator
* 0xc0 - TDA8263 - Tuner
* --
* 0xd0 - STV0299 - Demodulator
* 0xc0 - IX2410 - Tuner
*
* VID = 3344 PID LME2510=1122 LME2510C=1120
*
* Copyright (C) 2010 Malcolm Priestley (tvboxspy@gmail.com)
* LME2510(C)(C) Leaguerme (Shenzhen) MicroElectronics Co., Ltd.
*
* see Documentation/driver-api/media/drivers/dvb-usb.rst for more information
*
* Known Issues :
* LME2510: Non Intel USB chipsets fail to maintain High Speed on
* Boot or Hot Plug.
*
* QQbox suffers from noise on LNB voltage.
*
* LME2510: SHARP:BS2F7HZ0194(MV0194) cannot cold reset and share system
* with other tuners. After a cold reset streaming will not start.
*
* M88RS2000 suffers from loss of lock.
*/
#define DVB_USB_LOG_PREFIX "LME2510(C)"
#include <linux/usb.h>
#include <linux/usb/input.h>
#include <media/rc-core.h>
#include "dvb_usb.h"
#include "lmedm04.h"
#include "tda826x.h"
#include "tda10086.h"
#include "stv0288.h"
#include "ix2505v.h"
#include "stv0299.h"
#include "dvb-pll.h"
#include "z0194a.h"
#include "m88rs2000.h"
#include "ts2020.h"
#define LME2510_C_S7395 "dvb-usb-lme2510c-s7395.fw";
#define LME2510_C_LG "dvb-usb-lme2510c-lg.fw";
#define LME2510_C_S0194 "dvb-usb-lme2510c-s0194.fw";
#define LME2510_C_RS2000 "dvb-usb-lme2510c-rs2000.fw";
#define LME2510_LG "dvb-usb-lme2510-lg.fw";
#define LME2510_S0194 "dvb-usb-lme2510-s0194.fw";
/* debug */
static int dvb_usb_lme2510_debug;
#define lme_debug(var, level, args...) do { \
if ((var >= level)) \
pr_debug(DVB_USB_LOG_PREFIX": " args); \
} while (0)
#define deb_info(level, args...) lme_debug(dvb_usb_lme2510_debug, level, args)
#define debug_data_snipet(level, name, p) \
deb_info(level, name" (%8phN)", p);
#define info(args...) pr_info(DVB_USB_LOG_PREFIX": "args)
module_param_named(debug, dvb_usb_lme2510_debug, int, 0644);
MODULE_PARM_DESC(debug, "set debugging level (1=info (or-able)).");
static int dvb_usb_lme2510_firmware;
module_param_named(firmware, dvb_usb_lme2510_firmware, int, 0644);
MODULE_PARM_DESC(firmware, "set default firmware 0=Sharp7395 1=LG");
static int pid_filter;
module_param_named(pid, pid_filter, int, 0644);
MODULE_PARM_DESC(pid, "set default 0=default 1=off 2=on");
DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
#define TUNER_DEFAULT 0x0
#define TUNER_LG 0x1
#define TUNER_S7395 0x2
#define TUNER_S0194 0x3
#define TUNER_RS2000 0x4
struct lme2510_state {
unsigned long int_urb_due;
enum fe_status lock_status;
u8 id;
u8 tuner_config;
u8 signal_level;
u8 signal_sn;
u8 time_key;
u8 i2c_talk_onoff;
u8 i2c_gate;
u8 i2c_tuner_gate_w;
u8 i2c_tuner_gate_r;
u8 i2c_tuner_addr;
u8 stream_on;
u8 pid_size;
u8 pid_off;
u8 int_buffer[128];
struct urb *lme_urb;
u8 usb_buffer[64];
/* Frontend original calls */
int (*fe_read_status)(struct dvb_frontend *, enum fe_status *);
int (*fe_read_signal_strength)(struct dvb_frontend *, u16 *);
int (*fe_read_snr)(struct dvb_frontend *, u16 *);
int (*fe_read_ber)(struct dvb_frontend *, u32 *);
int (*fe_read_ucblocks)(struct dvb_frontend *, u32 *);
int (*fe_set_voltage)(struct dvb_frontend *, enum fe_sec_voltage);
u8 dvb_usb_lme2510_firmware;
};
static int lme2510_usb_talk(struct dvb_usb_device *d,
u8 *wbuf, int wlen, u8 *rbuf, int rlen)
{
struct lme2510_state *st = d->priv;
int ret = 0;
if (max(wlen, rlen) > sizeof(st->usb_buffer))
return -EINVAL;
ret = mutex_lock_interruptible(&d->usb_mutex);
if (ret < 0)
return -EAGAIN;
memcpy(st->usb_buffer, wbuf, wlen);
ret = dvb_usbv2_generic_rw_locked(d, st->usb_buffer, wlen,
st->usb_buffer, rlen);
if (rlen)
memcpy(rbuf, st->usb_buffer, rlen);
mutex_unlock(&d->usb_mutex);
return ret;
}
static int lme2510_stream_restart(struct dvb_usb_device *d)
{
struct lme2510_state *st = d->priv;
u8 all_pids[] = LME_ALL_PIDS;
u8 stream_on[] = LME_ST_ON_W;
u8 rbuff[1];
if (st->pid_off)
lme2510_usb_talk(d, all_pids, sizeof(all_pids),
rbuff, sizeof(rbuff));
/*Restart Stream Command*/
return lme2510_usb_talk(d, stream_on, sizeof(stream_on),
rbuff, sizeof(rbuff));
}
static int lme2510_enable_pid(struct dvb_usb_device *d, u8 index, u16 pid_out)
{
struct lme2510_state *st = d->priv;
static u8 pid_buff[] = LME_ZERO_PID;
static u8 rbuf[1];
u8 pid_no = index * 2;
u8 pid_len = pid_no + 2;
int ret = 0;
deb_info(1, "PID Setting Pid %04x", pid_out);
if (st->pid_size == 0)
ret |= lme2510_stream_restart(d);
pid_buff[2] = pid_no;
pid_buff[3] = (u8)pid_out & 0xff;
pid_buff[4] = pid_no + 1;
pid_buff[5] = (u8)(pid_out >> 8);
if (pid_len > st->pid_size)
st->pid_size = pid_len;
pid_buff[7] = 0x80 + st->pid_size;
ret |= lme2510_usb_talk(d, pid_buff ,
sizeof(pid_buff) , rbuf, sizeof(rbuf));
if (st->stream_on)
ret |= lme2510_stream_restart(d);
return ret;
}
/* Convert range from 0x00-0xff to 0x0000-0xffff */
#define reg_to_16bits(x) ((x) | ((x) << 8))
static void lme2510_update_stats(struct dvb_usb_adapter *adap)
{
struct lme2510_state *st = adap_to_priv(adap);
struct dvb_frontend *fe = adap->fe[0];
struct dtv_frontend_properties *c;
u32 s_tmp = 0, c_tmp = 0;
if (!fe)
return;
c = &fe->dtv_property_cache;
c->block_count.len = 1;
c->block_count.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
c->block_error.len = 1;
c->block_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
c->post_bit_count.len = 1;
c->post_bit_count.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
c->post_bit_error.len = 1;
c->post_bit_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
if (st->i2c_talk_onoff) {
c->strength.len = 1;
c->strength.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
c->cnr.len = 1;
c->cnr.stat[0].scale = FE_SCALE_NOT_AVAILABLE;
return;
}
switch (st->tuner_config) {
case TUNER_LG:
s_tmp = reg_to_16bits(0xff - st->signal_level);
c_tmp = reg_to_16bits(0xff - st->signal_sn);
break;
case TUNER_S7395:
case TUNER_S0194:
s_tmp = 0xffff - (((st->signal_level * 2) << 8) * 5 / 4);
c_tmp = reg_to_16bits((0xff - st->signal_sn - 0xa1) * 3);
break;
case TUNER_RS2000:
s_tmp = reg_to_16bits(st->signal_level);
c_tmp = reg_to_16bits(st->signal_sn);
}
c->strength.len = 1;
c->strength.stat[0].scale = FE_SCALE_RELATIVE;
c->strength.stat[0].uvalue = (u64)s_tmp;
c->cnr.len = 1;
c->cnr.stat[0].scale = FE_SCALE_RELATIVE;
c->cnr.stat[0].uvalue = (u64)c_tmp;
}
static void lme2510_int_response(struct urb *lme_urb)
{
struct dvb_usb_adapter *adap = lme_urb->context;
struct lme2510_state *st = adap_to_priv(adap);
u8 *ibuf, *rbuf;
int i = 0, offset;
u32 key;
u8 signal_lock = 0;
switch (lme_urb->status) {
case 0:
case -ETIMEDOUT:
break;
case -ECONNRESET:
case -ENOENT:
case -ESHUTDOWN:
return;
default:
info("Error %x", lme_urb->status);
break;
}
rbuf = (u8 *) lme_urb->transfer_buffer;
offset = ((lme_urb->actual_length/8) > 4)
? 4 : (lme_urb->actual_length/8) ;
for (i = 0; i < offset; ++i) {
ibuf = (u8 *)&rbuf[i*8];
deb_info(5, "INT O/S C =%02x C/O=%02x Type =%02x%02x",
offset, i, ibuf[0], ibuf[1]);
switch (ibuf[0]) {
case 0xaa:
debug_data_snipet(1, "INT Remote data snippet", ibuf);
if (!adap_to_d(adap)->rc_dev)
break;
key = RC_SCANCODE_NEC32(ibuf[2] << 24 |
ibuf[3] << 16 |
ibuf[4] << 8 |
ibuf[5]);
deb_info(1, "INT Key = 0x%08x", key);
rc_keydown(adap_to_d(adap)->rc_dev, RC_PROTO_NEC32, key,
0);
break;
case 0xbb:
switch (st->tuner_config) {
case TUNER_LG:
signal_lock = ibuf[2] & BIT(5);
st->signal_level = ibuf[4];
st->signal_sn = ibuf[3];
st->time_key = ibuf[7];
break;
case TUNER_S7395:
case TUNER_S0194:
/* Tweak for earlier firmware*/
if (ibuf[1] == 0x03) {
signal_lock = ibuf[2] & BIT(4);
st->signal_level = ibuf[3];
st->signal_sn = ibuf[4];
} else {
st->signal_level = ibuf[4];
st->signal_sn = ibuf[5];
}
break;
case TUNER_RS2000:
signal_lock = ibuf[2] & 0xee;
st->signal_level = ibuf[5];
st->signal_sn = ibuf[4];
st->time_key = ibuf[7];
break;
default:
break;
}
/* Interrupt will also throw just BIT 0 as lock */
signal_lock |= ibuf[2] & BIT(0);
if (!signal_lock)
st->lock_status &= ~FE_HAS_LOCK;
lme2510_update_stats(adap);
debug_data_snipet(5, "INT Remote data snippet in", ibuf);
break;
case 0xcc:
debug_data_snipet(1, "INT Control data snippet", ibuf);
break;
default:
debug_data_snipet(1, "INT Unknown data snippet", ibuf);
break;
}
}
usb_submit_urb(lme_urb, GFP_ATOMIC);
/* Interrupt urb is due every 48 msecs while streaming the buffer
* stores up to 4 periods if missed. Allow 200 msec for next interrupt.
*/
st->int_urb_due = jiffies + msecs_to_jiffies(200);
}
static int lme2510_int_read(struct dvb_usb_adapter *adap)
{
struct dvb_usb_device *d = adap_to_d(adap);
struct lme2510_state *lme_int = adap_to_priv(adap);
struct usb_host_endpoint *ep;
lme_int->lme_urb = usb_alloc_urb(0, GFP_KERNEL);
if (lme_int->lme_urb == NULL)
return -ENOMEM;
usb_fill_int_urb(lme_int->lme_urb,
d->udev,
usb_rcvintpipe(d->udev, 0xa),
lme_int->int_buffer,
sizeof(lme_int->int_buffer),
lme2510_int_response,
adap,
8);
/* Quirk of pipe reporting PIPE_BULK but behaves as interrupt */
ep = usb_pipe_endpoint(d->udev, lme_int->lme_urb->pipe);
if (usb_endpoint_type(&ep->desc) == USB_ENDPOINT_XFER_BULK)
lme_int->lme_urb->pipe = usb_rcvbulkpipe(d->udev, 0xa);
usb_submit_urb(lme_int->lme_urb, GFP_KERNEL);
info("INT Interrupt Service Started");
return 0;
}
static int lme2510_pid_filter_ctrl(struct dvb_usb_adapter *adap, int onoff)
{
struct dvb_usb_device *d = adap_to_d(adap);
struct lme2510_state *st = adap_to_priv(adap);
static u8 clear_pid_reg[] = LME_ALL_PIDS;
static u8 rbuf[1];
int ret = 0;
deb_info(1, "PID Clearing Filter");
mutex_lock(&d->i2c_mutex);
if (!onoff) {
ret |= lme2510_usb_talk(d, clear_pid_reg,
sizeof(clear_pid_reg), rbuf, sizeof(rbuf));
st->pid_off = true;
} else
st->pid_off = false;
st->pid_size = 0;
mutex_unlock(&d->i2c_mutex);
return 0;
}
static int lme2510_pid_filter(struct dvb_usb_adapter *adap, int index, u16 pid,
int onoff)
{
struct dvb_usb_device *d = adap_to_d(adap);
int ret = 0;
deb_info(3, "%s PID=%04x Index=%04x onoff=%02x", __func__,
pid, index, onoff);
if (onoff) {
mutex_lock(&d->i2c_mutex);
ret |= lme2510_enable_pid(d, index, pid);
mutex_unlock(&d->i2c_mutex);
}
return ret;
}
static int lme2510_return_status(struct dvb_usb_device *d)
{
int ret;
u8 *data;
data = kzalloc(6, GFP_KERNEL);
if (!data)
return -ENOMEM;
ret = usb_control_msg(d->udev, usb_rcvctrlpipe(d->udev, 0),
0x06, 0x80, 0x0302, 0x00,
data, 0x6, 200);
if (ret != 6)
ret = -EINVAL;
else
ret = data[2];
info("Firmware Status: %6ph", data);
kfree(data);
return ret;
}
static int lme2510_msg(struct dvb_usb_device *d,
u8 *wbuf, int wlen, u8 *rbuf, int rlen)
{
struct lme2510_state *st = d->priv;
st->i2c_talk_onoff = 1;
return lme2510_usb_talk(d, wbuf, wlen, rbuf, rlen);
}
static int lme2510_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[],
int num)
{
struct dvb_usb_device *d = i2c_get_adapdata(adap);
struct lme2510_state *st = d->priv;
static u8 obuf[64], ibuf[64];
int i, read, read_o;
u16 len;
u8 gate;
mutex_lock(&d->i2c_mutex);
for (i = 0; i < num; i++) {
read_o = msg[i].flags & I2C_M_RD;
read = i + 1 < num && msg[i + 1].flags & I2C_M_RD;
read |= read_o;
gate = (msg[i].addr == st->i2c_tuner_addr)
? (read) ? st->i2c_tuner_gate_r
: st->i2c_tuner_gate_w
: st->i2c_gate;
obuf[0] = gate | (read << 7);
if (gate == 5)
obuf[1] = (read) ? 2 : msg[i].len + 1;
else
obuf[1] = msg[i].len + read + 1;
obuf[2] = msg[i].addr << 1;
if (read) {
if (read_o)
len = 3;
else {
memcpy(&obuf[3], msg[i].buf, msg[i].len);
obuf[msg[i].len+3] = msg[i+1].len;
len = msg[i].len+4;
}
} else {
memcpy(&obuf[3], msg[i].buf, msg[i].len);
len = msg[i].len+3;
}
if (lme2510_msg(d, obuf, len, ibuf, 64) < 0) {
deb_info(1, "i2c transfer failed.");
mutex_unlock(&d->i2c_mutex);
return -EAGAIN;
}
if (read) {
if (read_o)
memcpy(msg[i].buf, &ibuf[1], msg[i].len);
else {
memcpy(msg[i+1].buf, &ibuf[1], msg[i+1].len);
i++;
}
}
}
mutex_unlock(&d->i2c_mutex);
return i;
}
static u32 lme2510_i2c_func(struct i2c_adapter *adapter)
{
return I2C_FUNC_I2C;
}
static struct i2c_algorithm lme2510_i2c_algo = {
.master_xfer = lme2510_i2c_xfer,
.functionality = lme2510_i2c_func,
};
static int lme2510_streaming_ctrl(struct dvb_frontend *fe, int onoff)
{
struct dvb_usb_adapter *adap = fe_to_adap(fe);
struct dvb_usb_device *d = adap_to_d(adap);
struct lme2510_state *st = adap_to_priv(adap);
static u8 clear_reg_3[] = LME_ALL_PIDS;
static u8 rbuf[1];
int ret = 0, rlen = sizeof(rbuf);
deb_info(1, "STM (%02x)", onoff);
/* Streaming is started by FE_HAS_LOCK */
if (onoff == 1)
st->stream_on = 1;
else {
deb_info(1, "STM Steam Off");
/* mutex is here only to avoid collision with I2C */
mutex_lock(&d->i2c_mutex);
ret = lme2510_usb_talk(d, clear_reg_3,
sizeof(clear_reg_3), rbuf, rlen);
st->stream_on = 0;
st->i2c_talk_onoff = 1;
mutex_unlock(&d->i2c_mutex);
}
return (ret < 0) ? -ENODEV : 0;
}
static u8 check_sum(u8 *p, u8 len)
{
u8 sum = 0;
while (len--)
sum += *p++;
return sum;
}
static int lme2510_download_firmware(struct dvb_usb_device *d,
const struct firmware *fw)
{
int ret = 0;
u8 *data;
u16 j, wlen, len_in, start, end;
u8 packet_size, dlen, i;
u8 *fw_data;
packet_size = 0x31;
len_in = 1;
data = kzalloc(128, GFP_KERNEL);
if (!data) {
info("FRM Could not start Firmware Download"\
"(Buffer allocation failed)");
return -ENOMEM;
}
info("FRM Starting Firmware Download");
for (i = 1; i < 3; i++) {
start = (i == 1) ? 0 : 512;
end = (i == 1) ? 512 : fw->size;
for (j = start; j < end; j += (packet_size+1)) {
fw_data = (u8 *)(fw->data + j);
if ((end - j) > packet_size) {
data[0] = i;
dlen = packet_size;
} else {
data[0] = i | 0x80;
dlen = (u8)(end - j)-1;
}
data[1] = dlen;
memcpy(&data[2], fw_data, dlen+1);
wlen = (u8) dlen + 4;
data[wlen-1] = check_sum(fw_data, dlen+1);
deb_info(1, "Data S=%02x:E=%02x CS= %02x", data[3],
data[dlen+2], data[dlen+3]);
lme2510_usb_talk(d, data, wlen, data, len_in);
ret |= (data[0] == 0x88) ? 0 : -1;
}
}
data[0] = 0x8a;
len_in = 1;
msleep(2000);
lme2510_usb_talk(d, data, len_in, data, len_in);
msleep(400);
if (ret < 0)
info("FRM Firmware Download Failed (%04x)" , ret);
else
info("FRM Firmware Download Completed - Resetting Device");
kfree(data);
return RECONNECTS_USB;
}
static void lme_coldreset(struct dvb_usb_device *d)
{
u8 data[1] = {0};
data[0] = 0x0a;
info("FRM Firmware Cold Reset");
lme2510_usb_talk(d, data, sizeof(data), data, sizeof(data));
return;
}
static const char fw_c_s7395[] = LME2510_C_S7395;
static const char fw_c_lg[] = LME2510_C_LG;
static const char fw_c_s0194[] = LME2510_C_S0194;
static const char fw_c_rs2000[] = LME2510_C_RS2000;
static const char fw_lg[] = LME2510_LG;
static const char fw_s0194[] = LME2510_S0194;
static const char *lme_firmware_switch(struct dvb_usb_device *d, int cold)
{
struct lme2510_state *st = d->priv;
struct usb_device *udev = d->udev;
const struct firmware *fw = NULL;
const char *fw_lme;
int ret = 0;
cold = (cold > 0) ? (cold & 1) : 0;
switch (le16_to_cpu(udev->descriptor.idProduct)) {
case 0x1122:
switch (st->dvb_usb_lme2510_firmware) {
default:
case TUNER_S0194:
fw_lme = fw_s0194;
ret = request_firmware(&fw, fw_lme, &udev->dev);
if (ret == 0) {
st->dvb_usb_lme2510_firmware = TUNER_S0194;
cold = 0;
break;
}
fallthrough;
case TUNER_LG:
fw_lme = fw_lg;
ret = request_firmware(&fw, fw_lme, &udev->dev);
if (ret == 0) {
st->dvb_usb_lme2510_firmware = TUNER_LG;
break;
}
st->dvb_usb_lme2510_firmware = TUNER_DEFAULT;
break;
}
break;
case 0x1120:
switch (st->dvb_usb_lme2510_firmware) {
default:
case TUNER_S7395:
fw_lme = fw_c_s7395;
ret = request_firmware(&fw, fw_lme, &udev->dev);
if (ret == 0) {
st->dvb_usb_lme2510_firmware = TUNER_S7395;
cold = 0;
break;
}
fallthrough;
case TUNER_LG:
fw_lme = fw_c_lg;
ret = request_firmware(&fw, fw_lme, &udev->dev);
if (ret == 0) {
st->dvb_usb_lme2510_firmware = TUNER_LG;
break;
}
fallthrough;
case TUNER_S0194:
fw_lme = fw_c_s0194;
ret = request_firmware(&fw, fw_lme, &udev->dev);
if (ret == 0) {
st->dvb_usb_lme2510_firmware = TUNER_S0194;
break;
}
st->dvb_usb_lme2510_firmware = TUNER_DEFAULT;
cold = 0;
break;
}
break;
case 0x22f0:
fw_lme = fw_c_rs2000;
st->dvb_usb_lme2510_firmware = TUNER_RS2000;
break;
default:
fw_lme = fw_c_s7395;
}
release_firmware(fw);
if (cold) {
dvb_usb_lme2510_firmware = st->dvb_usb_lme2510_firmware;
info("FRM Changing to %s firmware", fw_lme);
lme_coldreset(d);
return NULL;
}
return fw_lme;
}
static struct tda10086_config tda10086_config = {
.demod_address = 0x0e,
.invert = 0,
.diseqc_tone = 1,
.xtal_freq = TDA10086_XTAL_16M,
};
static struct stv0288_config lme_config = {
.demod_address = 0x68,
.min_delay_ms = 15,
.inittab = s7395_inittab,
};
static struct ix2505v_config lme_tuner = {
.tuner_address = 0x60,
.min_delay_ms = 100,
.tuner_gain = 0x0,
.tuner_chargepump = 0x3,
};
static struct stv0299_config sharp_z0194_config = {
.demod_address = 0x68,
.inittab = sharp_z0194a_inittab,
.mclk = 88000000UL,
.invert = 0,
.skip_reinit = 0,
.lock_output = STV0299_LOCKOUTPUT_1,
.volt13_op0_op1 = STV0299_VOLT13_OP1,
.min_delay_ms = 100,
.set_symbol_rate = sharp_z0194a_set_symbol_rate,
};
static struct m88rs2000_config m88rs2000_config = {
.demod_addr = 0x68
};
static struct ts2020_config ts2020_config = {
.tuner_address = 0x60,
.clk_out_div = 7,
.dont_poll = true
};
static int dm04_lme2510_set_voltage(struct dvb_frontend *fe,
enum fe_sec_voltage voltage)
{
struct dvb_usb_device *d = fe_to_d(fe);
struct lme2510_state *st = fe_to_priv(fe);
static u8 voltage_low[] = LME_VOLTAGE_L;
static u8 voltage_high[] = LME_VOLTAGE_H;
static u8 rbuf[1];
int ret = 0, len = 3, rlen = 1;
mutex_lock(&d->i2c_mutex);
switch (voltage) {
case SEC_VOLTAGE_18:
ret |= lme2510_usb_talk(d,
voltage_high, len, rbuf, rlen);
break;
case SEC_VOLTAGE_OFF:
case SEC_VOLTAGE_13:
default:
ret |= lme2510_usb_talk(d,
voltage_low, len, rbuf, rlen);
break;
}
mutex_unlock(&d->i2c_mutex);
if (st->tuner_config == TUNER_RS2000)
if (st->fe_set_voltage)
st->fe_set_voltage(fe, voltage);
return (ret < 0) ? -ENODEV : 0;
}
static int dm04_read_status(struct dvb_frontend *fe, enum fe_status *status)
{
struct dvb_usb_device *d = fe_to_d(fe);
struct lme2510_state *st = d->priv;
int ret = 0;
if (st->i2c_talk_onoff) {
if (st->fe_read_status) {
ret = st->fe_read_status(fe, status);
if (ret < 0)
return ret;
}
st->lock_status = *status;
if (*status & FE_HAS_LOCK && st->stream_on) {
mutex_lock(&d->i2c_mutex);
st->i2c_talk_onoff = 0;
ret = lme2510_stream_restart(d);
mutex_unlock(&d->i2c_mutex);
}
return ret;
}
/* Timeout of interrupt reached on RS2000 */
if (st->tuner_config == TUNER_RS2000 &&
time_after(jiffies, st->int_urb_due))
st->lock_status &= ~FE_HAS_LOCK;
*status = st->lock_status;
if (!(*status & FE_HAS_LOCK)) {
struct dvb_usb_adapter *adap = fe_to_adap(fe);
st->i2c_talk_onoff = 1;
lme2510_update_stats(adap);
}
return ret;
}
static int dm04_read_signal_strength(struct dvb_frontend *fe, u16 *strength)
{
struct dtv_frontend_properties *c = &fe->dtv_property_cache;
struct lme2510_state *st = fe_to_priv(fe);
if (st->fe_read_signal_strength && !st->stream_on)
return st->fe_read_signal_strength(fe, strength);
if (c->strength.stat[0].scale == FE_SCALE_RELATIVE)
*strength = (u16)c->strength.stat[0].uvalue;
else
*strength = 0;
return 0;
}
static int dm04_read_snr(struct dvb_frontend *fe, u16 *snr)
{
struct dtv_frontend_properties *c = &fe->dtv_property_cache;
struct lme2510_state *st = fe_to_priv(fe);
if (st->fe_read_snr && !st->stream_on)
return st->fe_read_snr(fe, snr);
if (c->cnr.stat[0].scale == FE_SCALE_RELATIVE)
*snr = (u16)c->cnr.stat[0].uvalue;
else
*snr = 0;
return 0;
}
static int dm04_read_ber(struct dvb_frontend *fe, u32 *ber)
{
struct lme2510_state *st = fe_to_priv(fe);
if (st->fe_read_ber && !st->stream_on)
return st->fe_read_ber(fe, ber);
*ber = 0;
return 0;
}
static int dm04_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks)
{
struct lme2510_state *st = fe_to_priv(fe);
if (st->fe_read_ucblocks && !st->stream_on)
return st->fe_read_ucblocks(fe, ucblocks);
*ucblocks = 0;
return 0;
}
static int lme_name(struct dvb_usb_adapter *adap)
{
struct dvb_usb_device *d = adap_to_d(adap);
struct lme2510_state *st = adap_to_priv(adap);
const char *desc = d->name;
static const char * const fe_name[] = {
"", " LG TDQY-P001F", " SHARP:BS2F7HZ7395",
" SHARP:BS2F7HZ0194", " RS2000"};
char *name = adap->fe[0]->ops.info.name;
strscpy(name, desc, 128);
strlcat(name, fe_name[st->tuner_config], 128);
return 0;
}
static int dm04_lme2510_frontend_attach(struct dvb_usb_adapter *adap)
{
struct dvb_usb_device *d = adap_to_d(adap);
struct lme2510_state *st = d->priv;
int ret = 0;
st->i2c_talk_onoff = 1;
switch (le16_to_cpu(d->udev->descriptor.idProduct)) {
case 0x1122:
case 0x1120:
st->i2c_gate = 4;
adap->fe[0] = dvb_attach(tda10086_attach,
&tda10086_config, &d->i2c_adap);
if (adap->fe[0]) {
info("TUN Found Frontend TDA10086");
st->i2c_tuner_gate_w = 4;
st->i2c_tuner_gate_r = 4;
st->i2c_tuner_addr = 0x60;
st->tuner_config = TUNER_LG;
if (st->dvb_usb_lme2510_firmware != TUNER_LG) {
st->dvb_usb_lme2510_firmware = TUNER_LG;
ret = lme_firmware_switch(d, 1) ? 0 : -ENODEV;
}
break;
}
st->i2c_gate = 4;
adap->fe[0] = dvb_attach(stv0299_attach,
&sharp_z0194_config, &d->i2c_adap);
if (adap->fe[0]) {
info("FE Found Stv0299");
st->i2c_tuner_gate_w = 4;
st->i2c_tuner_gate_r = 5;
st->i2c_tuner_addr = 0x60;
st->tuner_config = TUNER_S0194;
if (st->dvb_usb_lme2510_firmware != TUNER_S0194) {
st->dvb_usb_lme2510_firmware = TUNER_S0194;
ret = lme_firmware_switch(d, 1) ? 0 : -ENODEV;
}
break;
}
st->i2c_gate = 5;
adap->fe[0] = dvb_attach(stv0288_attach, &lme_config,
&d->i2c_adap);
if (adap->fe[0]) {
info("FE Found Stv0288");
st->i2c_tuner_gate_w = 4;
st->i2c_tuner_gate_r = 5;
st->i2c_tuner_addr = 0x60;
st->tuner_config = TUNER_S7395;
if (st->dvb_usb_lme2510_firmware != TUNER_S7395) {
st->dvb_usb_lme2510_firmware = TUNER_S7395;
ret = lme_firmware_switch(d, 1) ? 0 : -ENODEV;
}
break;
}
fallthrough;
case 0x22f0:
st->i2c_gate = 5;
adap->fe[0] = dvb_attach(m88rs2000_attach,
&m88rs2000_config, &d->i2c_adap);
if (adap->fe[0]) {
info("FE Found M88RS2000");
st->i2c_tuner_gate_w = 5;
st->i2c_tuner_gate_r = 5;
st->i2c_tuner_addr = 0x60;
st->tuner_config = TUNER_RS2000;
st->fe_set_voltage =
adap->fe[0]->ops.set_voltage;
}
break;
}
if (adap->fe[0] == NULL) {
info("DM04/QQBOX Not Powered up or not Supported");
return -ENODEV;
}
if (ret) {
if (adap->fe[0]) {
dvb_frontend_detach(adap->fe[0]);
adap->fe[0] = NULL;
}
d->rc_map = NULL;
return -ENODEV;
}
st->fe_read_status = adap->fe[0]->ops.read_status;
st->fe_read_signal_strength = adap->fe[0]->ops.read_signal_strength;
st->fe_read_snr = adap->fe[0]->ops.read_snr;
st->fe_read_ber = adap->fe[0]->ops.read_ber;
st->fe_read_ucblocks = adap->fe[0]->ops.read_ucblocks;
adap->fe[0]->ops.read_status = dm04_read_status;
adap->fe[0]->ops.read_signal_strength = dm04_read_signal_strength;
adap->fe[0]->ops.read_snr = dm04_read_snr;
adap->fe[0]->ops.read_ber = dm04_read_ber;
adap->fe[0]->ops.read_ucblocks = dm04_read_ucblocks;
adap->fe[0]->ops.set_voltage = dm04_lme2510_set_voltage;
ret = lme_name(adap);
return ret;
}
static int dm04_lme2510_tuner(struct dvb_usb_adapter *adap)
{
struct dvb_usb_device *d = adap_to_d(adap);
struct lme2510_state *st = adap_to_priv(adap);
static const char * const tun_msg[] = {"", "TDA8263", "IX2505V", "DVB_PLL_OPERA", "RS2000"};
int ret = 0;
switch (st->tuner_config) {
case TUNER_LG:
if (dvb_attach(tda826x_attach, adap->fe[0], 0x60,
&d->i2c_adap, 1))
ret = st->tuner_config;
break;
case TUNER_S7395:
if (dvb_attach(ix2505v_attach , adap->fe[0], &lme_tuner,
&d->i2c_adap))
ret = st->tuner_config;
break;
case TUNER_S0194:
if (dvb_attach(dvb_pll_attach , adap->fe[0], 0x60,
&d->i2c_adap, DVB_PLL_OPERA1))
ret = st->tuner_config;
break;
case TUNER_RS2000:
if (dvb_attach(ts2020_attach, adap->fe[0],
&ts2020_config, &d->i2c_adap))
ret = st->tuner_config;
break;
default:
break;
}
if (ret) {
info("TUN Found %s tuner", tun_msg[ret]);
} else {
info("TUN No tuner found");
return -ENODEV;
}
/* Start the Interrupt*/
ret = lme2510_int_read(adap);
if (ret < 0) {
info("INT Unable to start Interrupt Service");
return -ENODEV;
}
return ret;
}
static int lme2510_powerup(struct dvb_usb_device *d, int onoff)
{
struct lme2510_state *st = d->priv;
static u8 lnb_on[] = LNB_ON;
static u8 lnb_off[] = LNB_OFF;
static u8 rbuf[1];
int ret = 0, len = 3, rlen = 1;
mutex_lock(&d->i2c_mutex);
ret = lme2510_usb_talk(d, onoff ? lnb_on : lnb_off, len, rbuf, rlen);
st->i2c_talk_onoff = 1;
mutex_unlock(&d->i2c_mutex);
return ret;
}
static int lme2510_identify_state(struct dvb_usb_device *d, const char **name)
{
struct lme2510_state *st = d->priv;
int status;
usb_reset_configuration(d->udev);
usb_set_interface(d->udev,
d->props->bInterfaceNumber, 1);
st->dvb_usb_lme2510_firmware = dvb_usb_lme2510_firmware;
status = lme2510_return_status(d);
if (status == 0x44) {
*name = lme_firmware_switch(d, 0);
return COLD;
}
if (status != 0x47)
return -EINVAL;
return WARM;
}
static int lme2510_get_stream_config(struct dvb_frontend *fe, u8 *ts_type,
struct usb_data_stream_properties *stream)
{
struct dvb_usb_adapter *adap = fe_to_adap(fe);
struct dvb_usb_device *d;
if (adap == NULL)
return 0;
d = adap_to_d(adap);
/* Turn PID filter on the fly by module option */
if (pid_filter == 2) {
adap->pid_filtering = true;
adap->max_feed_count = 15;
}
if (!(le16_to_cpu(d->udev->descriptor.idProduct)
== 0x1122))
stream->endpoint = 0x8;
return 0;
}
static int lme2510_get_rc_config(struct dvb_usb_device *d,
struct dvb_usb_rc *rc)
{
rc->allowed_protos = RC_PROTO_BIT_NEC32;
return 0;
}
static void lme2510_exit(struct dvb_usb_device *d)
{
struct lme2510_state *st = d->priv;
if (st->lme_urb) {
usb_kill_urb(st->lme_urb);
usb_free_urb(st->lme_urb);
info("Interrupt Service Stopped");
}
}
static struct dvb_usb_device_properties lme2510_props = {
.driver_name = KBUILD_MODNAME,
.owner = THIS_MODULE,
.bInterfaceNumber = 0,
.adapter_nr = adapter_nr,
.size_of_priv = sizeof(struct lme2510_state),
.generic_bulk_ctrl_endpoint = 0x01,
.generic_bulk_ctrl_endpoint_response = 0x01,
.download_firmware = lme2510_download_firmware,
.power_ctrl = lme2510_powerup,
.identify_state = lme2510_identify_state,
.i2c_algo = &lme2510_i2c_algo,
.frontend_attach = dm04_lme2510_frontend_attach,
.tuner_attach = dm04_lme2510_tuner,
.get_stream_config = lme2510_get_stream_config,
.streaming_ctrl = lme2510_streaming_ctrl,
.get_rc_config = lme2510_get_rc_config,
.exit = lme2510_exit,
.num_adapters = 1,
.adapter = {
{
.caps = DVB_USB_ADAP_HAS_PID_FILTER|
DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,
.pid_filter_count = 15,
.pid_filter = lme2510_pid_filter,
.pid_filter_ctrl = lme2510_pid_filter_ctrl,
.stream =
DVB_USB_STREAM_BULK(0x86, 10, 4096),
},
},
};
static const struct usb_device_id lme2510_id_table[] = {
{ DVB_USB_DEVICE(0x3344, 0x1122, &lme2510_props,
"DM04_LME2510_DVB-S", RC_MAP_LME2510) },
{ DVB_USB_DEVICE(0x3344, 0x1120, &lme2510_props,
"DM04_LME2510C_DVB-S", RC_MAP_LME2510) },
{ DVB_USB_DEVICE(0x3344, 0x22f0, &lme2510_props,
"DM04_LME2510C_DVB-S RS2000", RC_MAP_LME2510) },
{} /* Terminating entry */
};
MODULE_DEVICE_TABLE(usb, lme2510_id_table);
static struct usb_driver lme2510_driver = {
.name = KBUILD_MODNAME,
.probe = dvb_usbv2_probe,
.disconnect = dvb_usbv2_disconnect,
.id_table = lme2510_id_table,
.no_dynamic_id = 1,
.soft_unbind = 1,
};
module_usb_driver(lme2510_driver);
MODULE_AUTHOR("Malcolm Priestley <tvboxspy@gmail.com>");
MODULE_DESCRIPTION("LME2510(C) DVB-S USB2.0");
MODULE_VERSION("2.07");
MODULE_LICENSE("GPL");
MODULE_FIRMWARE(LME2510_C_S7395);
MODULE_FIRMWARE(LME2510_C_LG);
MODULE_FIRMWARE(LME2510_C_S0194);
MODULE_FIRMWARE(LME2510_C_RS2000);
MODULE_FIRMWARE(LME2510_LG);
MODULE_FIRMWARE(LME2510_S0194);
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