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[media] dw2102: add support for Geniatech SU3000 USB DVB-S2 card
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The card uses ds3000 demod from Montage.

Signed-off-by: Igor M. Liplianin <liplianin@me.by>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
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Igor M. Liplianin authored and Mauro Carvalho Chehab committed Mar 21, 2011
1 parent 195288d commit d2ffc44
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Showing 3 changed files with 325 additions and 3 deletions.
287 changes: 284 additions & 3 deletions drivers/media/dvb/dvb-usb/dw2102.c
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Original file line number Diff line number Diff line change
@@ -1,7 +1,8 @@
/* DVB USB framework compliant Linux driver for the
* DVBWorld DVB-S 2101, 2102, DVB-S2 2104, DVB-C 3101,
* TeVii S600, S630, S650,
* Prof 1100, 7500 Cards
* Prof 1100, 7500,
* Geniatech SU3000 Cards
* Copyright (C) 2008,2009 Igor M. Liplianin (liplianin@me.by)
*
* This program is free software; you can redistribute it and/or modify it
Expand Down Expand Up @@ -67,6 +68,7 @@
#define REG_21_SYMBOLRATE_BYTE2 0x21
/* on my own*/
#define DW2102_VOLTAGE_CTRL (0x1800)
#define SU3000_STREAM_CTRL (0x1900)
#define DW2102_RC_QUERY (0x1a00)

#define err_str "did not find the firmware file. (%s) " \
Expand All @@ -78,6 +80,10 @@ struct rc_map_dvb_usb_table_table {
int rc_keys_size;
};

struct su3000_state {
u8 initialized;
};

/* debug */
static int dvb_usb_dw2102_debug;
module_param_named(debug, dvb_usb_dw2102_debug, int, 0644);
Expand Down Expand Up @@ -570,6 +576,70 @@ static int s6x0_i2c_transfer(struct i2c_adapter *adap, struct i2c_msg msg[],
return num;
}

static int su3000_i2c_transfer(struct i2c_adapter *adap, struct i2c_msg msg[],
int num)
{
struct dvb_usb_device *d = i2c_get_adapdata(adap);
u8 obuf[0x40], ibuf[0x40];

if (!d)
return -ENODEV;
if (mutex_lock_interruptible(&d->i2c_mutex) < 0)
return -EAGAIN;

switch (num) {
case 1:
switch (msg[0].addr) {
case SU3000_STREAM_CTRL:
obuf[0] = msg[0].buf[0] + 0x36;
obuf[1] = 3;
obuf[2] = 0;
if (dvb_usb_generic_rw(d, obuf, 3, ibuf, 0, 0) < 0)
err("i2c transfer failed.");
break;
case DW2102_RC_QUERY:
obuf[0] = 0x10;
if (dvb_usb_generic_rw(d, obuf, 1, ibuf, 2, 0) < 0)
err("i2c transfer failed.");
msg[0].buf[1] = ibuf[0];
msg[0].buf[0] = ibuf[1];
break;
default:
/* always i2c write*/
obuf[0] = 0x08;
obuf[1] = msg[0].addr;
obuf[2] = msg[0].len;

memcpy(&obuf[3], msg[0].buf, msg[0].len);

if (dvb_usb_generic_rw(d, obuf, msg[0].len + 3,
ibuf, 1, 0) < 0)
err("i2c transfer failed.");

}
break;
case 2:
/* always i2c read */
obuf[0] = 0x09;
obuf[1] = msg[0].len;
obuf[2] = msg[1].len;
obuf[3] = msg[0].addr;
memcpy(&obuf[4], msg[0].buf, msg[0].len);

if (dvb_usb_generic_rw(d, obuf, msg[0].len + 4,
ibuf, msg[1].len + 1, 0) < 0)
err("i2c transfer failed.");

memcpy(msg[1].buf, &ibuf[1], msg[1].len);
break;
default:
warn("more than 2 i2c messages at a time is not handled yet.");
break;
}
mutex_unlock(&d->i2c_mutex);
return num;
}

static u32 dw210x_i2c_func(struct i2c_adapter *adapter)
{
return I2C_FUNC_I2C;
Expand Down Expand Up @@ -605,6 +675,11 @@ static struct i2c_algorithm s6x0_i2c_algo = {
.functionality = dw210x_i2c_func,
};

static struct i2c_algorithm su3000_i2c_algo = {
.master_xfer = su3000_i2c_transfer,
.functionality = dw210x_i2c_func,
};

static int dw210x_read_mac_address(struct dvb_usb_device *d, u8 mac[6])
{
int i;
Expand Down Expand Up @@ -669,6 +744,82 @@ static int s6x0_read_mac_address(struct dvb_usb_device *d, u8 mac[6])
return 0;
};

static int su3000_streaming_ctrl(struct dvb_usb_adapter *adap, int onoff)
{
static u8 command_start[] = {0x00};
static u8 command_stop[] = {0x01};
struct i2c_msg msg = {
.addr = SU3000_STREAM_CTRL,
.flags = 0,
.buf = onoff ? command_start : command_stop,
.len = 1
};

i2c_transfer(&adap->dev->i2c_adap, &msg, 1);

return 0;
}

static int su3000_power_ctrl(struct dvb_usb_device *d, int i)
{
struct su3000_state *state = (struct su3000_state *)d->priv;
u8 obuf[] = {0xde, 0};

info("%s: %d, initialized %d\n", __func__, i, state->initialized);

if (i && !state->initialized) {
state->initialized = 1;
/* reset board */
dvb_usb_generic_rw(d, obuf, 2, NULL, 0, 0);
}

return 0;
}

static int su3000_read_mac_address(struct dvb_usb_device *d, u8 mac[6])
{
int i;
u8 obuf[] = { 0x1f, 0xf0 };
u8 ibuf[] = { 0 };
struct i2c_msg msg[] = {
{
.addr = 0x51,
.flags = 0,
.buf = obuf,
.len = 2,
}, {
.addr = 0x51,
.flags = I2C_M_RD,
.buf = ibuf,
.len = 1,

}
};

for (i = 0; i < 6; i++) {
obuf[1] = 0xf0 + i;
if (i2c_transfer(&d->i2c_adap, msg, 2) != 2)
break;
else
mac[i] = ibuf[0];

debug_dump(mac, 6, printk);
}

return 0;
}

static int su3000_identify_state(struct usb_device *udev,
struct dvb_usb_device_properties *props,
struct dvb_usb_device_description **desc,
int *cold)
{
info("%s\n", __func__);

*cold = 0;
return 0;
}

static int dw210x_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage)
{
static u8 command_13v[] = {0x00, 0x01};
Expand Down Expand Up @@ -774,6 +925,11 @@ static struct stv0900_config prof_7500_stv0900_config = {
.tun1_type = 3,
};

static struct ds3000_config su3000_ds3000_config = {
.demod_address = 0x68,
.ci_mode = 1,
};

static int dw2104_frontend_attach(struct dvb_usb_adapter *d)
{
struct dvb_tuner_ops *tuner_ops = NULL;
Expand Down Expand Up @@ -944,6 +1100,43 @@ static int prof_7500_frontend_attach(struct dvb_usb_adapter *d)
return 0;
}

static int su3000_frontend_attach(struct dvb_usb_adapter *d)
{
u8 obuf[3] = { 0xe, 0x80, 0 };
u8 ibuf[] = { 0 };

if (dvb_usb_generic_rw(d->dev, obuf, 3, ibuf, 1, 0) < 0)
err("command 0x0e transfer failed.");

obuf[0] = 0xe;
obuf[1] = 0x83;
obuf[2] = 0;

if (dvb_usb_generic_rw(d->dev, obuf, 3, ibuf, 1, 0) < 0)
err("command 0x0e transfer failed.");

obuf[0] = 0xe;
obuf[1] = 0x83;
obuf[2] = 1;

if (dvb_usb_generic_rw(d->dev, obuf, 3, ibuf, 1, 0) < 0)
err("command 0x0e transfer failed.");

obuf[0] = 0x51;

if (dvb_usb_generic_rw(d->dev, obuf, 1, ibuf, 1, 0) < 0)
err("command 0x51 transfer failed.");

d->fe = dvb_attach(ds3000_attach, &su3000_ds3000_config,
&d->dev->i2c_adap);
if (d->fe == NULL)
return -EIO;

info("Attached DS3000!\n");

return 0;
}

static int dw2102_tuner_attach(struct dvb_usb_adapter *adap)
{
dvb_attach(dvb_pll_attach, adap->fe, 0x60,
Expand Down Expand Up @@ -1078,10 +1271,49 @@ static struct rc_map_table rc_map_tbs_table[] = {
{ 0xf89b, KEY_MODE }
};

static struct rc_map_table rc_map_su3000_table[] = {
{ 0x25, KEY_POWER }, /* right-bottom Red */
{ 0x0a, KEY_MUTE }, /* -/-- */
{ 0x01, KEY_1 },
{ 0x02, KEY_2 },
{ 0x03, KEY_3 },
{ 0x04, KEY_4 },
{ 0x05, KEY_5 },
{ 0x06, KEY_6 },
{ 0x07, KEY_7 },
{ 0x08, KEY_8 },
{ 0x09, KEY_9 },
{ 0x00, KEY_0 },
{ 0x20, KEY_UP }, /* CH+ */
{ 0x21, KEY_DOWN }, /* CH+ */
{ 0x12, KEY_VOLUMEUP }, /* Brightness Up */
{ 0x13, KEY_VOLUMEDOWN },/* Brightness Down */
{ 0x1f, KEY_RECORD },
{ 0x17, KEY_PLAY },
{ 0x16, KEY_PAUSE },
{ 0x0b, KEY_STOP },
{ 0x27, KEY_FASTFORWARD },/* >> */
{ 0x26, KEY_REWIND }, /* << */
{ 0x0d, KEY_OK }, /* Mute */
{ 0x11, KEY_LEFT }, /* VOL- */
{ 0x10, KEY_RIGHT }, /* VOL+ */
{ 0x29, KEY_BACK }, /* button under 9 */
{ 0x2c, KEY_MENU }, /* TTX */
{ 0x2b, KEY_EPG }, /* EPG */
{ 0x1e, KEY_RED }, /* OSD */
{ 0x0e, KEY_GREEN }, /* Window */
{ 0x2d, KEY_YELLOW }, /* button under << */
{ 0x0f, KEY_BLUE }, /* bottom yellow button */
{ 0x14, KEY_AUDIO }, /* Snapshot */
{ 0x38, KEY_TV }, /* TV/Radio */
{ 0x0c, KEY_ESC } /* upper Red buttton */
};

static struct rc_map_dvb_usb_table_table keys_tables[] = {
{ rc_map_dw210x_table, ARRAY_SIZE(rc_map_dw210x_table) },
{ rc_map_tevii_table, ARRAY_SIZE(rc_map_tevii_table) },
{ rc_map_tbs_table, ARRAY_SIZE(rc_map_tbs_table) },
{ rc_map_su3000_table, ARRAY_SIZE(rc_map_su3000_table) },
};

static int dw2102_rc_query(struct dvb_usb_device *d, u32 *event, int *state)
Expand Down Expand Up @@ -1137,6 +1369,7 @@ static struct usb_device_id dw2102_table[] = {
{USB_DEVICE(0x3011, USB_PID_PROF_1100)},
{USB_DEVICE(0x9022, USB_PID_TEVII_S660)},
{USB_DEVICE(0x3034, 0x7500)},
{USB_DEVICE(0x1f4d, 0x3000)},
{ }
};

Expand Down Expand Up @@ -1473,6 +1706,51 @@ static struct dvb_usb_device_description d7500 = {
{NULL},
};

static struct dvb_usb_device_properties su3000_properties = {
.caps = DVB_USB_IS_AN_I2C_ADAPTER,
.usb_ctrl = DEVICE_SPECIFIC,
.size_of_priv = sizeof(struct su3000_state),
.power_ctrl = su3000_power_ctrl,
.num_adapters = 1,
.identify_state = su3000_identify_state,
.i2c_algo = &su3000_i2c_algo,

.rc.legacy = {
.rc_map_table = rc_map_su3000_table,
.rc_map_size = ARRAY_SIZE(rc_map_su3000_table),
.rc_interval = 150,
.rc_query = dw2102_rc_query,
},

.read_mac_address = su3000_read_mac_address,

.generic_bulk_ctrl_endpoint = 0x01,

.adapter = {
{
.streaming_ctrl = su3000_streaming_ctrl,
.frontend_attach = su3000_frontend_attach,
.stream = {
.type = USB_BULK,
.count = 8,
.endpoint = 0x82,
.u = {
.bulk = {
.buffersize = 4096,
}
}
}
}
},
.num_device_descs = 1,
.devices = {
{ "SU3000HD DVB-S USB2.0",
{ &dw2102_table[10], NULL },
{ NULL },
},
}
};

static int dw2102_probe(struct usb_interface *intf,
const struct usb_device_id *id)
{
Expand Down Expand Up @@ -1527,7 +1805,9 @@ static int dw2102_probe(struct usb_interface *intf,
0 == dvb_usb_device_init(intf, s660,
THIS_MODULE, NULL, adapter_nr) ||
0 == dvb_usb_device_init(intf, p7500,
THIS_MODULE, NULL, adapter_nr))
THIS_MODULE, NULL, adapter_nr) ||
0 == dvb_usb_device_init(intf, &su3000_properties,
THIS_MODULE, NULL, adapter_nr))
return 0;

return -ENODEV;
Expand Down Expand Up @@ -1561,6 +1841,7 @@ MODULE_AUTHOR("Igor M. Liplianin (c) liplianin@me.by");
MODULE_DESCRIPTION("Driver for DVBWorld DVB-S 2101, 2102, DVB-S2 2104,"
" DVB-C 3101 USB2.0,"
" TeVii S600, S630, S650, S660 USB2.0,"
" Prof 1100, 7500 USB2.0 devices");
" Prof 1100, 7500 USB2.0,"
" Geniatech SU3000 devices");
MODULE_VERSION("0.1");
MODULE_LICENSE("GPL");
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