static int rtl2832u_rc_query(struct dvb_usb_device *d)
{
int ret, i;
struct rtl28xxu_priv *priv = d->priv;
u8 buf[128];
int len;
struct rtl28xxu_reg_val rc_nec_tab[] = {
{ IR_RX_CTRL, 0x20 },
{ IR_RX_BUF_CTRL, 0x80 },
{ IR_RX_IF, 0xff },
{ IR_RX_IE, 0xff },
{ IR_MAX_DURATION0, 0xd0 },
{ IR_MAX_DURATION1, 0x07 },
{ IR_IDLE_LEN0, 0xc0 },
{ IR_IDLE_LEN1, 0x00 },
{ IR_GLITCH_LEN, 0x03 },
{ IR_RX_CLK, 0x09 },
{ IR_RX_CFG, 0x1c },
{ IR_MAX_H_TOL_LEN, 0x1e },
{ IR_MAX_L_TOL_LEN, 0x1e },
{ IR_RX_CTRL, 0x80 },
};
/* init remote controller */
if (!priv->rc_active) {
for (i = 0; i < ARRAY_SIZE(rc_nec_tab); i++) {
ret = rtl28xx_wr_reg(d, rc_nec_tab[i].reg,
rc_nec_tab[i].val);
if (ret)
goto err;
}
priv->rc_active = true;
}
ret = rtl28xx_rd_reg(d, IR_RX_IF, &buf[0]);
if (ret)
goto err;
if (buf[0] != 0x83)
goto exit;
ret = rtl28xx_rd_reg(d, IR_RX_BC, &buf[0]);
if (ret)
goto err;
len = buf[0];
ret = rtl2831_rd_regs(d, IR_RX_BUF, buf, len);
/* TODO: pass raw IR to Kernel IR decoder */
ret = rtl28xx_wr_reg(d, IR_RX_IF, 0x03);
ret = rtl28xx_wr_reg(d, IR_RX_BUF_CTRL, 0x80);
ret = rtl28xx_wr_reg(d, IR_RX_CTRL, 0x80);
exit:
return ret;
err:
dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
return ret;
}
static int rtl28xxu_init(struct dvb_usb_device *d)
{
int ret;
u8 val;
dev_dbg(&d->udev->dev, "%s:\n", __func__);
/* init USB endpoints */
ret = rtl28xx_rd_reg(d, USB_SYSCTL_0, &val);
if (ret)
goto err;
/* enable DMA and Full Packet Mode*/
val |= 0x09;
ret = rtl28xx_wr_reg(d, USB_SYSCTL_0, val);
if (ret)
goto err;
/* set EPA maximum packet size to 0x0200 */
ret = rtl28xx_wr_regs(d, USB_EPA_MAXPKT, "\x00\x02\x00\x00", 4);
if (ret)
goto err;
/* change EPA FIFO length */
ret = rtl28xx_wr_regs(d, USB_EPA_FIFO_CFG, "\x14\x00\x00\x00", 4);
if (ret)
goto err;
return ret;
err:
dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
return ret;
}
static int rtl2832u_fc0012_tuner_callback(struct dvb_usb_device *d,
int cmd, int arg)
{
int ret;
u8 val;
dev_dbg(&d->udev->dev, "%s: cmd=%d arg=%d\n", __func__, cmd, arg);
switch (cmd) {
case FC_FE_CALLBACK_VHF_ENABLE:
/* set output values */
ret = rtl28xx_rd_reg(d, SYS_GPIO_OUT_VAL, &val);
if (ret)
goto err;
if (arg)
val &= 0xbf; /* set GPIO6 low */
else
val |= 0x40; /* set GPIO6 high */
ret = rtl28xx_wr_reg(d, SYS_GPIO_OUT_VAL, val);
if (ret)
goto err;
break;
default:
ret = -EINVAL;
goto err;
}
return 0;
err:
dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
return ret;
}
static int rtl2831u_streaming_ctrl(struct dvb_usb_adapter *adap , int onoff)
{
int ret;
u8 buf[2], gpio;
deb_info("%s: onoff=%d\n", __func__, onoff);
ret = rtl28xx_rd_reg(adap->dev, SYS_GPIO_OUT_VAL, &gpio);
if (ret)
goto err;
if (onoff) {
buf[0] = 0x00;
buf[1] = 0x00;
gpio |= 0x04; /* LED on */
} else {
buf[0] = 0x10; /* stall EPA */
buf[1] = 0x02; /* reset EPA */
gpio &= (~0x04); /* LED off */
}
ret = rtl28xx_wr_reg(adap->dev, SYS_GPIO_OUT_VAL, gpio);
if (ret)
goto err;
ret = rtl28xx_wr_regs(adap->dev, USB_EPA_CTL, buf, 2);
if (ret)
goto err;
return ret;
err:
deb_info("%s: failed=%d\n", __func__, ret);
return ret;
}
static int rtl2831u_power_ctrl(struct dvb_usb_device *d, int onoff)
{
int ret;
u8 gpio, sys0;
deb_info("%s: onoff=%d\n", __func__, onoff);
/* demod adc */
ret = rtl28xx_rd_reg(d, SYS_SYS0, &sys0);
if (ret)
goto err;
/* tuner power, read GPIOs */
ret = rtl28xx_rd_reg(d, SYS_GPIO_OUT_VAL, &gpio);
if (ret)
goto err;
deb_info("%s: RD SYS0=%02x GPIO_OUT_VAL=%02x\n", __func__, sys0, gpio);
if (onoff) {
gpio |= 0x01; /* GPIO0 = 1 */
gpio &= (~0x10); /* GPIO4 = 0 */
sys0 = sys0 & 0x0f;
sys0 |= 0xe0;
} else {
gpio &= (~0x01); /* GPIO0 = 0 */
gpio |= 0x10; /* GPIO4 = 1 */
sys0 = sys0 & (~0xc0);
}
deb_info("%s: WR SYS0=%02x GPIO_OUT_VAL=%02x\n", __func__, sys0, gpio);
/* demod adc */
ret = rtl28xx_wr_reg(d, SYS_SYS0, sys0);
if (ret)
goto err;
/* tuner power, write GPIOs */
ret = rtl28xx_wr_reg(d, SYS_GPIO_OUT_VAL, gpio);
if (ret)
goto err;
return ret;
err:
deb_info("%s: failed=%d\n", __func__, ret);
return ret;
}
static int rtl2832u_get_rc_config(struct dvb_usb_device *d,
struct dvb_usb_rc *rc)
{
/* disable IR interrupts in order to avoid SDR sample loss */
if (rtl28xxu_disable_rc)
return rtl28xx_wr_reg(d, IR_RX_IE, 0x00);
/* load empty to enable rc */
if (!rc->map_name)
rc->map_name = RC_MAP_EMPTY;
rc->allowed_protos = RC_BIT_ALL;
rc->driver_type = RC_DRIVER_IR_RAW;
rc->query = rtl2832u_rc_query;
rc->interval = 400;
return 0;
}
static int rtl28xx_wr_reg_mask(struct dvb_usb_device *d, u16 reg, u8 val,
u8 mask)
{
int ret;
u8 tmp;
/* no need for read if whole reg is written */
if (mask != 0xff) {
ret = rtl28xx_rd_reg(d, reg, &tmp);
if (ret)
return ret;
val &= mask;
tmp &= ~mask;
val |= tmp;
}
return rtl28xx_wr_reg(d, reg, val);
}
static int rtl2831u_power_ctrl(struct dvb_usb_device *d, int onoff)
{
int ret;
u8 gpio, sys0, epa_ctl[2];
dev_dbg(&d->udev->dev, "%s: onoff=%d\n", __func__, onoff);
/* demod adc */
ret = rtl28xx_rd_reg(d, SYS_SYS0, &sys0);
if (ret)
goto err;
/* tuner power, read GPIOs */
ret = rtl28xx_rd_reg(d, SYS_GPIO_OUT_VAL, &gpio);
if (ret)
goto err;
dev_dbg(&d->udev->dev, "%s: RD SYS0=%02x GPIO_OUT_VAL=%02x\n", __func__,
sys0, gpio);
if (onoff) {
gpio |= 0x01; /* GPIO0 = 1 */
gpio &= (~0x10); /* GPIO4 = 0 */
gpio |= 0x04; /* GPIO2 = 1, LED on */
sys0 = sys0 & 0x0f;
sys0 |= 0xe0;
epa_ctl[0] = 0x00; /* clear stall */
epa_ctl[1] = 0x00; /* clear reset */
} else {
gpio &= (~0x01); /* GPIO0 = 0 */
gpio |= 0x10; /* GPIO4 = 1 */
gpio &= (~0x04); /* GPIO2 = 1, LED off */
sys0 = sys0 & (~0xc0);
epa_ctl[0] = 0x10; /* set stall */
epa_ctl[1] = 0x02; /* set reset */
}
dev_dbg(&d->udev->dev, "%s: WR SYS0=%02x GPIO_OUT_VAL=%02x\n", __func__,
sys0, gpio);
/* demod adc */
ret = rtl28xx_wr_reg(d, SYS_SYS0, sys0);
if (ret)
goto err;
/* tuner power, write GPIOs */
ret = rtl28xx_wr_reg(d, SYS_GPIO_OUT_VAL, gpio);
if (ret)
goto err;
/* streaming EP: stall & reset */
ret = rtl28xx_wr_regs(d, USB_EPA_CTL, epa_ctl, 2);
if (ret)
goto err;
if (onoff)
usb_clear_halt(d->udev, usb_rcvbulkpipe(d->udev, 0x81));
return ret;
err:
dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
return ret;
}
static int rtl2831u_read_config(struct dvb_usb_device *d)
{
struct rtl28xxu_priv *priv = d_to_priv(d);
int ret;
u8 buf[1];
/* open RTL2831U/RTL2830 I2C gate */
struct rtl28xxu_req req_gate_open = {0x0120, 0x0011, 0x0001, "\x08"};
/* tuner probes */
struct rtl28xxu_req req_mt2060 = {0x00c0, CMD_I2C_RD, 1, buf};
struct rtl28xxu_req req_qt1010 = {0x0fc4, CMD_I2C_RD, 1, buf};
dev_dbg(&d->udev->dev, "%s:\n", __func__);
/*
* RTL2831U GPIOs
* =========================================================
* GPIO0 | tuner#0 | 0 off | 1 on | MXL5005S (?)
* GPIO2 | LED | 0 off | 1 on |
* GPIO4 | tuner#1 | 0 on | 1 off | MT2060
*/
/* GPIO direction */
ret = rtl28xx_wr_reg(d, SYS_GPIO_DIR, 0x0a);
if (ret)
goto err;
/* enable as output GPIO0, GPIO2, GPIO4 */
ret = rtl28xx_wr_reg(d, SYS_GPIO_OUT_EN, 0x15);
if (ret)
goto err;
/*
* Probe used tuner. We need to know used tuner before demod attach
* since there is some demod params needed to set according to tuner.
*/
/* demod needs some time to wake up */
msleep(20);
priv->tuner_name = "NONE";
/* open demod I2C gate */
ret = rtl28xxu_ctrl_msg(d, &req_gate_open);
if (ret)
goto err;
/* check QT1010 ID(?) register; reg=0f val=2c */
ret = rtl28xxu_ctrl_msg(d, &req_qt1010);
if (ret == 0 && buf[0] == 0x2c) {
priv->tuner = TUNER_RTL2830_QT1010;
priv->tuner_name = "QT1010";
goto found;
}
/* open demod I2C gate */
ret = rtl28xxu_ctrl_msg(d, &req_gate_open);
if (ret)
goto err;
/* check MT2060 ID register; reg=00 val=63 */
ret = rtl28xxu_ctrl_msg(d, &req_mt2060);
if (ret == 0 && buf[0] == 0x63) {
priv->tuner = TUNER_RTL2830_MT2060;
priv->tuner_name = "MT2060";
goto found;
}
/* assume MXL5005S */
priv->tuner = TUNER_RTL2830_MXL5005S;
priv->tuner_name = "MXL5005S";
goto found;
found:
dev_dbg(&d->udev->dev, "%s: tuner=%s\n", __func__, priv->tuner_name);
return 0;
err:
dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
return ret;
}
static int rtl2831u_rc_query(struct dvb_usb_device *d)
{
int ret, i;
struct rtl28xxu_priv *priv = d->priv;
u8 buf[5];
u32 rc_code;
struct rtl28xxu_reg_val rc_nec_tab[] = {
{ 0x3033, 0x80 },
{ 0x3020, 0x43 },
{ 0x3021, 0x16 },
{ 0x3022, 0x16 },
{ 0x3023, 0x5a },
{ 0x3024, 0x2d },
{ 0x3025, 0x16 },
{ 0x3026, 0x01 },
{ 0x3028, 0xb0 },
{ 0x3029, 0x04 },
{ 0x302c, 0x88 },
{ 0x302e, 0x13 },
{ 0x3030, 0xdf },
{ 0x3031, 0x05 },
};
/* init remote controller */
if (!priv->rc_active) {
for (i = 0; i < ARRAY_SIZE(rc_nec_tab); i++) {
ret = rtl28xx_wr_reg(d, rc_nec_tab[i].reg,
rc_nec_tab[i].val);
if (ret)
goto err;
}
priv->rc_active = true;
}
ret = rtl2831_rd_regs(d, SYS_IRRC_RP, buf, 5);
if (ret)
goto err;
if (buf[4] & 0x01) {
if (buf[2] == (u8) ~buf[3]) {
if (buf[0] == (u8) ~buf[1]) {
/* NEC standard (16 bit) */
rc_code = buf[0] << 8 | buf[2];
} else {
/* NEC extended (24 bit) */
rc_code = buf[0] << 16 |
buf[1] << 8 | buf[2];
}
} else {
/* NEC full (32 bit) */
rc_code = buf[0] << 24 | buf[1] << 16 |
buf[2] << 8 | buf[3];
}
rc_keydown(d->rc_dev, rc_code, 0);
ret = rtl28xx_wr_reg(d, SYS_IRRC_SR, 1);
if (ret)
goto err;
/* repeated intentionally to avoid extra keypress */
ret = rtl28xx_wr_reg(d, SYS_IRRC_SR, 1);
if (ret)
goto err;
}
return ret;
err:
dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
return ret;
}
static int rtl2832u_power_ctrl(struct dvb_usb_device *d, int onoff)
{
int ret;
u8 val;
dev_dbg(&d->udev->dev, "%s: onoff=%d\n", __func__, onoff);
if (onoff) {
/* set output values */
ret = rtl28xx_rd_reg(d, SYS_GPIO_OUT_VAL, &val);
if (ret)
goto err;
val |= 0x08;
val &= 0xef;
ret = rtl28xx_wr_reg(d, SYS_GPIO_OUT_VAL, val);
if (ret)
goto err;
/* demod_ctl_1 */
ret = rtl28xx_rd_reg(d, SYS_DEMOD_CTL1, &val);
if (ret)
goto err;
val &= 0xef;
ret = rtl28xx_wr_reg(d, SYS_DEMOD_CTL1, val);
if (ret)
goto err;
/* demod control */
/* PLL enable */
ret = rtl28xx_rd_reg(d, SYS_DEMOD_CTL, &val);
if (ret)
goto err;
/* bit 7 to 1 */
val |= 0x80;
ret = rtl28xx_wr_reg(d, SYS_DEMOD_CTL, val);
if (ret)
goto err;
ret = rtl28xx_rd_reg(d, SYS_DEMOD_CTL, &val);
if (ret)
goto err;
val |= 0x20;
ret = rtl28xx_wr_reg(d, SYS_DEMOD_CTL, val);
if (ret)
goto err;
mdelay(5);
/*enable ADC_Q and ADC_I */
ret = rtl28xx_rd_reg(d, SYS_DEMOD_CTL, &val);
if (ret)
goto err;
val |= 0x48;
ret = rtl28xx_wr_reg(d, SYS_DEMOD_CTL, val);
if (ret)
goto err;
/* streaming EP: clear stall & reset */
ret = rtl28xx_wr_regs(d, USB_EPA_CTL, "\x00\x00", 2);
if (ret)
goto err;
ret = usb_clear_halt(d->udev, usb_rcvbulkpipe(d->udev, 0x81));
if (ret)
goto err;
} else {
/* demod_ctl_1 */
ret = rtl28xx_rd_reg(d, SYS_DEMOD_CTL1, &val);
if (ret)
goto err;
val |= 0x0c;
ret = rtl28xx_wr_reg(d, SYS_DEMOD_CTL1, val);
if (ret)
goto err;
/* set output values */
ret = rtl28xx_rd_reg(d, SYS_GPIO_OUT_VAL, &val);
if (ret)
goto err;
val |= 0x10;
ret = rtl28xx_wr_reg(d, SYS_GPIO_OUT_VAL, val);
if (ret)
goto err;
/* demod control */
ret = rtl28xx_rd_reg(d, SYS_DEMOD_CTL, &val);
if (ret)
goto err;
val &= 0x37;
ret = rtl28xx_wr_reg(d, SYS_DEMOD_CTL, val);
if (ret)
goto err;
/* streaming EP: set stall & reset */
ret = rtl28xx_wr_regs(d, USB_EPA_CTL, "\x10\x02", 2);
if (ret)
goto err;
}
return ret;
err:
dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
return ret;
}
static int rtl2832u_tuner_attach(struct dvb_usb_adapter *adap)
{
int ret;
struct dvb_usb_device *d = adap_to_d(adap);
struct rtl28xxu_priv *priv = d_to_priv(d);
struct dvb_frontend *fe = NULL;
struct i2c_board_info info;
struct i2c_client *client;
dev_dbg(&d->udev->dev, "%s:\n", __func__);
memset(&info, 0, sizeof(struct i2c_board_info));
switch (priv->tuner) {
case TUNER_RTL2832_FC0012:
fe = dvb_attach(fc0012_attach, adap->fe[0],
&d->i2c_adap, &rtl2832u_fc0012_config);
/* since fc0012 includs reading the signal strength delegate
* that to the tuner driver */
adap->fe[0]->ops.read_signal_strength =
adap->fe[0]->ops.tuner_ops.get_rf_strength;
/* attach SDR */
dvb_attach_sdr(rtl2832_sdr_attach, adap->fe[0], &d->i2c_adap,
&rtl28xxu_rtl2832_fc0012_config, NULL);
break;
case TUNER_RTL2832_FC0013:
fe = dvb_attach(fc0013_attach, adap->fe[0],
&d->i2c_adap, 0xc6>>1, 0, FC_XTAL_28_8_MHZ);
/* fc0013 also supports signal strength reading */
adap->fe[0]->ops.read_signal_strength =
adap->fe[0]->ops.tuner_ops.get_rf_strength;
/* attach SDR */
dvb_attach_sdr(rtl2832_sdr_attach, adap->fe[0], &d->i2c_adap,
&rtl28xxu_rtl2832_fc0013_config, NULL);
break;
case TUNER_RTL2832_E4000: {
struct v4l2_subdev *sd;
struct i2c_adapter *i2c_adap_internal =
rtl2832_get_private_i2c_adapter(adap->fe[0]);
struct e4000_config e4000_config = {
.fe = adap->fe[0],
.clock = 28800000,
};
strlcpy(info.type, "e4000", I2C_NAME_SIZE);
info.addr = 0x64;
info.platform_data = &e4000_config;
request_module(info.type);
client = i2c_new_device(priv->demod_i2c_adapter, &info);
if (client == NULL || client->dev.driver == NULL)
break;
if (!try_module_get(client->dev.driver->owner)) {
i2c_unregister_device(client);
break;
}
priv->i2c_client_tuner = client;
sd = i2c_get_clientdata(client);
i2c_set_adapdata(i2c_adap_internal, d);
/* attach SDR */
dvb_attach_sdr(rtl2832_sdr_attach, adap->fe[0],
i2c_adap_internal,
&rtl28xxu_rtl2832_e4000_config, sd);
}
break;
case TUNER_RTL2832_FC2580:
fe = dvb_attach(fc2580_attach, adap->fe[0], &d->i2c_adap,
&rtl2832u_fc2580_config);
break;
case TUNER_RTL2832_TUA9001:
/* enable GPIO1 and GPIO4 as output */
ret = rtl28xx_wr_reg_mask(d, SYS_GPIO_DIR, 0x00, 0x12);
if (ret)
goto err;
ret = rtl28xx_wr_reg_mask(d, SYS_GPIO_OUT_EN, 0x12, 0x12);
if (ret)
goto err;
fe = dvb_attach(tua9001_attach, adap->fe[0], &d->i2c_adap,
&rtl2832u_tua9001_config);
break;
case TUNER_RTL2832_R820T:
fe = dvb_attach(r820t_attach, adap->fe[0], &d->i2c_adap,
&rtl2832u_r820t_config);
/* Use tuner to get the signal strength */
adap->fe[0]->ops.read_signal_strength =
adap->fe[0]->ops.tuner_ops.get_rf_strength;
/* attach SDR */
dvb_attach_sdr(rtl2832_sdr_attach, adap->fe[0], &d->i2c_adap,
&rtl28xxu_rtl2832_r820t_config, NULL);
break;
case TUNER_RTL2832_R828D:
fe = dvb_attach(r820t_attach, adap->fe[0],
priv->demod_i2c_adapter,
&rtl2832u_r828d_config);
adap->fe[0]->ops.read_signal_strength =
adap->fe[0]->ops.tuner_ops.get_rf_strength;
if (adap->fe[1]) {
fe = dvb_attach(r820t_attach, adap->fe[1],
priv->demod_i2c_adapter,
&rtl2832u_r828d_config);
adap->fe[1]->ops.read_signal_strength =
adap->fe[1]->ops.tuner_ops.get_rf_strength;
}
/* attach SDR */
dvb_attach_sdr(rtl2832_sdr_attach, adap->fe[0], &d->i2c_adap,
&rtl28xxu_rtl2832_r820t_config, NULL);
break;
default:
dev_err(&d->udev->dev, "%s: unknown tuner=%d\n", KBUILD_MODNAME,
priv->tuner);
}
if (fe == NULL && priv->i2c_client_tuner == NULL) {
ret = -ENODEV;
goto err;
}
return 0;
err:
dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
return ret;
}
static int rtl2832u_tuner_detach(struct dvb_usb_adapter *adap)
{
struct dvb_usb_device *d = adap_to_d(adap);
struct rtl28xxu_priv *priv = d_to_priv(d);
struct i2c_client *client;
dev_dbg(&d->udev->dev, "%s:\n", __func__);
/* remove I2C tuner */
client = priv->i2c_client_tuner;
if (client) {
module_put(client->dev.driver->owner);
i2c_unregister_device(client);
}
return 0;
}
static int rtl28xxu_init(struct dvb_usb_device *d)
{
int ret;
u8 val;
dev_dbg(&d->udev->dev, "%s:\n", __func__);
/* init USB endpoints */
ret = rtl28xx_rd_reg(d, USB_SYSCTL_0, &val);
if (ret)
goto err;
/* enable DMA and Full Packet Mode*/
val |= 0x09;
ret = rtl28xx_wr_reg(d, USB_SYSCTL_0, val);
if (ret)
goto err;
/* set EPA maximum packet size to 0x0200 */
ret = rtl28xx_wr_regs(d, USB_EPA_MAXPKT, "\x00\x02\x00\x00", 4);
if (ret)
goto err;
/* change EPA FIFO length */
ret = rtl28xx_wr_regs(d, USB_EPA_FIFO_CFG, "\x14\x00\x00\x00", 4);
if (ret)
goto err;
return ret;
err:
dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
return ret;
}
static int rtl2832u_power_ctrl(struct dvb_usb_device *d, int onoff)
{
int ret;
u8 val;
deb_info("%s: onoff=%d\n", __func__, onoff);
if (onoff) {
/* set output values */
ret = rtl28xx_rd_reg(d, SYS_GPIO_OUT_VAL, &val);
if (ret)
goto err;
val |= 0x08;
val &= 0xef;
ret = rtl28xx_wr_reg(d, SYS_GPIO_OUT_VAL, val);
if (ret)
goto err;
/* demod_ctl_1 */
ret = rtl28xx_rd_reg(d, SYS_DEMOD_CTL1, &val);
if (ret)
goto err;
val &= 0xef;
ret = rtl28xx_wr_reg(d, SYS_DEMOD_CTL1, val);
if (ret)
goto err;
/* demod control */
/* PLL enable */
ret = rtl28xx_rd_reg(d, SYS_DEMOD_CTL, &val);
if (ret)
goto err;
/* bit 7 to 1 */
val |= 0x80;
ret = rtl28xx_wr_reg(d, SYS_DEMOD_CTL, val);
if (ret)
goto err;
/* demod HW reset */
ret = rtl28xx_rd_reg(d, SYS_DEMOD_CTL, &val);
if (ret)
goto err;
/* bit 5 to 0 */
val &= 0xdf;
ret = rtl28xx_wr_reg(d, SYS_DEMOD_CTL, val);
if (ret)
goto err;
ret = rtl28xx_rd_reg(d, SYS_DEMOD_CTL, &val);
if (ret)
goto err;
val |= 0x20;
ret = rtl28xx_wr_reg(d, SYS_DEMOD_CTL, val);
if (ret)
goto err;
mdelay(5);
/*enable ADC_Q and ADC_I */
ret = rtl28xx_rd_reg(d, SYS_DEMOD_CTL, &val);
if (ret)
goto err;
val |= 0x48;
ret = rtl28xx_wr_reg(d, SYS_DEMOD_CTL, val);
if (ret)
goto err;
} else {
/* demod_ctl_1 */
ret = rtl28xx_rd_reg(d, SYS_DEMOD_CTL1, &val);
if (ret)
goto err;
val |= 0x0c;
ret = rtl28xx_wr_reg(d, SYS_DEMOD_CTL1, val);
if (ret)
goto err;
/* set output values */
ret = rtl28xx_rd_reg(d, SYS_GPIO_OUT_VAL, &val);
if (ret)
goto err;
val |= 0x10;
ret = rtl28xx_wr_reg(d, SYS_GPIO_OUT_VAL, val);
if (ret)
goto err;
/* demod control */
ret = rtl28xx_rd_reg(d, SYS_DEMOD_CTL, &val);
if (ret)
goto err;
val &= 0x37;
ret = rtl28xx_wr_reg(d, SYS_DEMOD_CTL, val);
if (ret)
goto err;
}
return ret;
err:
deb_info("%s: failed=%d\n", __func__, ret);
return ret;
}
static int rtl2832u_frontend_attach(struct dvb_usb_adapter *adap)
{
int ret;
struct rtl28xxu_priv *priv = adap->dev->priv;
struct rtl2832_config *rtl2832_config;
u8 buf[2], val;
/* open RTL2832U/RTL2832 I2C gate */
struct rtl28xxu_req req_gate_open = {0x0120, 0x0011, 0x0001, "\x18"};
/* close RTL2832U/RTL2832 I2C gate */
struct rtl28xxu_req req_gate_close = {0x0120, 0x0011, 0x0001, "\x10"};
/* for FC0012 tuner probe */
struct rtl28xxu_req req_fc0012 = {0x00c6, CMD_I2C_RD, 1, buf};
/* for FC0013 tuner probe */
struct rtl28xxu_req req_fc0013 = {0x00c6, CMD_I2C_RD, 1, buf};
/* for MT2266 tuner probe */
struct rtl28xxu_req req_mt2266 = {0x00c0, CMD_I2C_RD, 1, buf};
/* for FC2580 tuner probe */
struct rtl28xxu_req req_fc2580 = {0x01ac, CMD_I2C_RD, 1, buf};
/* for MT2063 tuner probe */
struct rtl28xxu_req req_mt2063 = {0x00c0, CMD_I2C_RD, 1, buf};
/* for MAX3543 tuner probe */
struct rtl28xxu_req req_max3543 = {0x00c0, CMD_I2C_RD, 1, buf};
/* for TUA9001 tuner probe */
struct rtl28xxu_req req_tua9001 = {0x7ec0, CMD_I2C_RD, 2, buf};
/* for MXL5007T tuner probe */
struct rtl28xxu_req req_mxl5007t = {0xd9c0, CMD_I2C_RD, 1, buf};
/* for E4000 tuner probe */
struct rtl28xxu_req req_e4000 = {0x02c8, CMD_I2C_RD, 1, buf};
/* for TDA18272 tuner probe */
struct rtl28xxu_req req_tda18272 = {0x00c0, CMD_I2C_RD, 2, buf};
deb_info("%s:\n", __func__);
ret = rtl28xx_rd_reg(adap->dev, SYS_GPIO_DIR, &val);
if (ret)
goto err;
val &= 0xbf;
ret = rtl28xx_wr_reg(adap->dev, SYS_GPIO_DIR, val);
if (ret)
goto err;
/* enable as output GPIO3 and GPIO6*/
ret = rtl28xx_rd_reg(adap->dev, SYS_GPIO_OUT_EN, &val);
if (ret)
goto err;
val |= 0x48;
ret = rtl28xx_wr_reg(adap->dev, SYS_GPIO_OUT_EN, val);
if (ret)
goto err;
/*
* Probe used tuner. We need to know used tuner before demod attach
* since there is some demod params needed to set according to tuner.
*/
/* open demod I2C gate */
ret = rtl28xxu_ctrl_msg(adap->dev, &req_gate_open);
if (ret)
goto err;
priv->tuner = TUNER_NONE;
/* check FC0012 ID register; reg=00 val=a1 */
ret = rtl28xxu_ctrl_msg(adap->dev, &req_fc0012);
if (ret == 0 && buf[0] == 0xa1) {
priv->tuner = TUNER_RTL2832_FC0012;
rtl2832_config = &rtl28xxu_rtl2832_fc0012_config;
info("%s: FC0012 tuner found", __func__);
goto found;
}
/* check FC0013 ID register; reg=00 val=a3 */
ret = rtl28xxu_ctrl_msg(adap->dev, &req_fc0013);
if (ret == 0 && buf[0] == 0xa3) {
priv->tuner = TUNER_RTL2832_FC0013;
rtl2832_config = &rtl28xxu_rtl2832_fc0013_config;
info("%s: FC0013 tuner found", __func__);
goto found;
}
/* check MT2266 ID register; reg=00 val=85 */
ret = rtl28xxu_ctrl_msg(adap->dev, &req_mt2266);
if (ret == 0 && buf[0] == 0x85) {
priv->tuner = TUNER_RTL2832_MT2266;
/* TODO implement tuner */
info("%s: MT2266 tuner found", __func__);
goto unsupported;
}
/* check FC2580 ID register; reg=01 val=56 */
ret = rtl28xxu_ctrl_msg(adap->dev, &req_fc2580);
if (ret == 0 && buf[0] == 0x56) {
priv->tuner = TUNER_RTL2832_FC2580;
/* TODO implement tuner */
info("%s: FC2580 tuner found", __func__);
goto unsupported;
}
/* check MT2063 ID register; reg=00 val=9e || 9c */
ret = rtl28xxu_ctrl_msg(adap->dev, &req_mt2063);
if (ret == 0 && (buf[0] == 0x9e || buf[0] == 0x9c)) {
priv->tuner = TUNER_RTL2832_MT2063;
/* TODO implement tuner */
info("%s: MT2063 tuner found", __func__);
goto unsupported;
}
/* check MAX3543 ID register; reg=00 val=38 */
ret = rtl28xxu_ctrl_msg(adap->dev, &req_max3543);
if (ret == 0 && buf[0] == 0x38) {
priv->tuner = TUNER_RTL2832_MAX3543;
/* TODO implement tuner */
info("%s: MAX3534 tuner found", __func__);
goto unsupported;
}
/* check TUA9001 ID register; reg=7e val=2328 */
ret = rtl28xxu_ctrl_msg(adap->dev, &req_tua9001);
if (ret == 0 && buf[0] == 0x23 && buf[1] == 0x28) {
priv->tuner = TUNER_RTL2832_TUA9001;
/* TODO implement tuner */
info("%s: TUA9001 tuner found", __func__);
goto unsupported;
}
/* check MXL5007R ID register; reg=d9 val=14 */
ret = rtl28xxu_ctrl_msg(adap->dev, &req_mxl5007t);
if (ret == 0 && buf[0] == 0x14) {
priv->tuner = TUNER_RTL2832_MXL5007T;
/* TODO implement tuner */
info("%s: MXL5007T tuner found", __func__);
goto unsupported;
}
/* check E4000 ID register; reg=02 val=40 */
ret = rtl28xxu_ctrl_msg(adap->dev, &req_e4000);
if (ret == 0 && buf[0] == 0x40) {
priv->tuner = TUNER_RTL2832_E4000;
/* TODO implement tuner */
info("%s: E4000 tuner found", __func__);
goto unsupported;
}
/* check TDA18272 ID register; reg=00 val=c760 */
ret = rtl28xxu_ctrl_msg(adap->dev, &req_tda18272);
if (ret == 0 && (buf[0] == 0xc7 || buf[1] == 0x60)) {
priv->tuner = TUNER_RTL2832_TDA18272;
/* TODO implement tuner */
info("%s: TDA18272 tuner found", __func__);
goto unsupported;
}
unsupported:
/* close demod I2C gate */
ret = rtl28xxu_ctrl_msg(adap->dev, &req_gate_close);
if (ret)
goto err;
/* tuner not found */
deb_info("No compatible tuner found");
ret = -ENODEV;
return ret;
found:
/* close demod I2C gate */
ret = rtl28xxu_ctrl_msg(adap->dev, &req_gate_close);
if (ret)
goto err;
/* attach demodulator */
adap->fe_adap[0].fe = dvb_attach(rtl2832_attach, rtl2832_config,
&adap->dev->i2c_adap);
if (adap->fe_adap[0].fe == NULL) {
ret = -ENODEV;
goto err;
}
/* set fe callbacks */
adap->fe_adap[0].fe->callback = rtl2832u_frontend_callback;
return ret;
err:
deb_info("%s: failed=%d\n", __func__, ret);
return ret;
}
static int rtl2831u_frontend_attach(struct dvb_usb_adapter *adap)
{
int ret;
struct rtl28xxu_priv *priv = adap->dev->priv;
u8 buf[1];
struct rtl2830_config *rtl2830_config;
/* open RTL2831U/RTL2830 I2C gate */
struct rtl28xxu_req req_gate = { 0x0120, 0x0011, 0x0001, "\x08" };
/* for MT2060 tuner probe */
struct rtl28xxu_req req_mt2060 = { 0x00c0, CMD_I2C_RD, 1, buf };
/* for QT1010 tuner probe */
struct rtl28xxu_req req_qt1010 = { 0x0fc4, CMD_I2C_RD, 1, buf };
deb_info("%s:\n", __func__);
/*
* RTL2831U GPIOs
* =========================================================
* GPIO0 | tuner#0 | 0 off | 1 on | MXL5005S (?)
* GPIO2 | LED | 0 off | 1 on |
* GPIO4 | tuner#1 | 0 on | 1 off | MT2060
*/
/* GPIO direction */
ret = rtl28xx_wr_reg(adap->dev, SYS_GPIO_DIR, 0x0a);
if (ret)
goto err;
/* enable as output GPIO0, GPIO2, GPIO4 */
ret = rtl28xx_wr_reg(adap->dev, SYS_GPIO_OUT_EN, 0x15);
if (ret)
goto err;
/*
* Probe used tuner. We need to know used tuner before demod attach
* since there is some demod params needed to set according to tuner.
*/
/* demod needs some time to wake up */
msleep(20);
/* open demod I2C gate */
ret = rtl28xxu_ctrl_msg(adap->dev, &req_gate);
if (ret)
goto err;
/* check QT1010 ID(?) register; reg=0f val=2c */
ret = rtl28xxu_ctrl_msg(adap->dev, &req_qt1010);
if (ret == 0 && buf[0] == 0x2c) {
priv->tuner = TUNER_RTL2830_QT1010;
rtl2830_config = &rtl28xxu_rtl2830_qt1010_config;
deb_info("%s: QT1010\n", __func__);
goto found;
} else {
deb_info("%s: QT1010 probe failed=%d - %02x\n",
__func__, ret, buf[0]);
}
/* open demod I2C gate */
ret = rtl28xxu_ctrl_msg(adap->dev, &req_gate);
if (ret)
goto err;
/* check MT2060 ID register; reg=00 val=63 */
ret = rtl28xxu_ctrl_msg(adap->dev, &req_mt2060);
if (ret == 0 && buf[0] == 0x63) {
priv->tuner = TUNER_RTL2830_MT2060;
rtl2830_config = &rtl28xxu_rtl2830_mt2060_config;
deb_info("%s: MT2060\n", __func__);
goto found;
} else {
deb_info("%s: MT2060 probe failed=%d - %02x\n",
__func__, ret, buf[0]);
}
/* assume MXL5005S */
ret = 0;
priv->tuner = TUNER_RTL2830_MXL5005S;
rtl2830_config = &rtl28xxu_rtl2830_mxl5005s_config;
deb_info("%s: MXL5005S\n", __func__);
goto found;
found:
/* attach demodulator */
adap->fe_adap[0].fe = dvb_attach(rtl2830_attach, rtl2830_config,
&adap->dev->i2c_adap);
if (adap->fe_adap[0].fe == NULL) {
ret = -ENODEV;
goto err;
}
return ret;
err:
deb_info("%s: failed=%d\n", __func__, ret);
return ret;
}
static int rtl28xxu_probe(struct usb_interface *intf,
const struct usb_device_id *id)
{
int ret, i;
u8 val;
int properties_count = ARRAY_SIZE(rtl28xxu_properties);
struct dvb_usb_device *d;
struct usb_device *udev;
bool found;
deb_info("%s: interface=%d\n", __func__,
intf->cur_altsetting->desc.bInterfaceNumber);
if (intf->cur_altsetting->desc.bInterfaceNumber != 0)
return 0;
/* Dynamic USB ID support. Replaces first device ID with current one .*/
udev = interface_to_usbdev(intf);
for (i = 0, found = false; i < ARRAY_SIZE(rtl28xxu_table) - 1; i++) {
if (rtl28xxu_table[i].idVendor ==
le16_to_cpu(udev->descriptor.idVendor) &&
rtl28xxu_table[i].idProduct ==
le16_to_cpu(udev->descriptor.idProduct)) {
found = true;
break;
}
}
if (!found) {
deb_info("%s: using dynamic ID %04x:%04x\n", __func__,
le16_to_cpu(udev->descriptor.idVendor),
le16_to_cpu(udev->descriptor.idProduct));
rtl28xxu_properties[0].devices[0].warm_ids[0]->idVendor =
le16_to_cpu(udev->descriptor.idVendor);
rtl28xxu_properties[0].devices[0].warm_ids[0]->idProduct =
le16_to_cpu(udev->descriptor.idProduct);
}
for (i = 0; i < properties_count; i++) {
ret = dvb_usb_device_init(intf, &rtl28xxu_properties[i],
THIS_MODULE, &d, adapter_nr);
if (ret == 0 || ret != -ENODEV)
break;
}
if (ret)
goto err;
/* init USB endpoints */
ret = rtl28xx_rd_reg(d, USB_SYSCTL_0, &val);
if (ret)
goto err;
/* enable DMA and Full Packet Mode*/
val |= 0x09;
ret = rtl28xx_wr_reg(d, USB_SYSCTL_0, val);
if (ret)
goto err;
/* set EPA maximum packet size to 0x0200 */
ret = rtl28xx_wr_regs(d, USB_EPA_MAXPKT, "\x00\x02\x00\x00", 4);
if (ret)
goto err;
/* change EPA FIFO length */
ret = rtl28xx_wr_regs(d, USB_EPA_FIFO_CFG, "\x14\x00\x00\x00", 4);
if (ret)
goto err;
return ret;
err:
deb_info("%s: failed=%d\n", __func__, ret);
return ret;
}