[v4,2/5] rtl28xxu: support for the rtl2832 demod driver
Commit Message
This only adds support for the Terratec Cinergy T Stick Black device.
Signed-off-by: Thomas Mair <thomas.mair86@googlemail.com>
---
drivers/media/dvb/dvb-usb/Kconfig | 3 +
drivers/media/dvb/dvb-usb/dvb-usb-ids.h | 1 +
drivers/media/dvb/dvb-usb/rtl28xxu.c | 431 +++++++++++++++++++++++++++++--
3 files changed, 411 insertions(+), 24 deletions(-)
Comments
Moikka
Comments below.
Reviewed-by: Antti Palosaari <crope@iki.fi>
On 17.05.2012 01:13, Thomas Mair wrote:
> This only adds support for the Terratec Cinergy T Stick Black device.
>
> Signed-off-by: Thomas Mair<thomas.mair86@googlemail.com>
> ---
> drivers/media/dvb/dvb-usb/Kconfig | 3 +
> drivers/media/dvb/dvb-usb/dvb-usb-ids.h | 1 +
> drivers/media/dvb/dvb-usb/rtl28xxu.c | 431 +++++++++++++++++++++++++++++--
> 3 files changed, 411 insertions(+), 24 deletions(-)
>
> diff --git a/drivers/media/dvb/dvb-usb/Kconfig b/drivers/media/dvb/dvb-usb/Kconfig
> index be1db75..98dd0d8 100644
> --- a/drivers/media/dvb/dvb-usb/Kconfig
> +++ b/drivers/media/dvb/dvb-usb/Kconfig
> @@ -417,9 +417,12 @@ config DVB_USB_RTL28XXU
> tristate "Realtek RTL28xxU DVB USB support"
> depends on DVB_USB&& EXPERIMENTAL
> select DVB_RTL2830
> + select DVB_RTL2832
> select MEDIA_TUNER_QT1010 if !MEDIA_TUNER_CUSTOMISE
> select MEDIA_TUNER_MT2060 if !MEDIA_TUNER_CUSTOMISE
> select MEDIA_TUNER_MXL5005S if !MEDIA_TUNER_CUSTOMISE
> + select MEDIA_TUNER_FC0012 if !MEDIA_TUNER_CUSTOMISE
> + select MEDIA_TUNER_FC0013 if !MEDIA_TUNER_CUSTOMISE
> help
> Say Y here to support the Realtek RTL28xxU DVB USB receiver.
>
> diff --git a/drivers/media/dvb/dvb-usb/dvb-usb-ids.h b/drivers/media/dvb/dvb-usb/dvb-usb-ids.h
> index 2418e41..fd37be0 100644
> --- a/drivers/media/dvb/dvb-usb/dvb-usb-ids.h
> +++ b/drivers/media/dvb/dvb-usb/dvb-usb-ids.h
> @@ -157,6 +157,7 @@
> #define USB_PID_TERRATEC_CINERGY_T_STICK 0x0093
> #define USB_PID_TERRATEC_CINERGY_T_STICK_RC 0x0097
> #define USB_PID_TERRATEC_CINERGY_T_STICK_DUAL_RC 0x0099
> +#define USB_PID_TERRATEC_CINERGY_T_STICK_BLACK_REV1 0x00a9
> #define USB_PID_TWINHAN_VP7041_COLD 0x3201
> #define USB_PID_TWINHAN_VP7041_WARM 0x3202
> #define USB_PID_TWINHAN_VP7020_COLD 0x3203
> diff --git a/drivers/media/dvb/dvb-usb/rtl28xxu.c b/drivers/media/dvb/dvb-usb/rtl28xxu.c
> index 8f4736a..bb66771 100644
> --- a/drivers/media/dvb/dvb-usb/rtl28xxu.c
> +++ b/drivers/media/dvb/dvb-usb/rtl28xxu.c
> @@ -3,6 +3,7 @@
> *
> * Copyright (C) 2009 Antti Palosaari<crope@iki.fi>
> * Copyright (C) 2011 Antti Palosaari<crope@iki.fi>
> + * Copyright (C) 2012 Thomas Mair<thomas.mair86@googlemail.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
> @@ -22,10 +23,12 @@
> #include "rtl28xxu.h"
>
> #include "rtl2830.h"
> +#include "rtl2832.h"
>
> #include "qt1010.h"
> #include "mt2060.h"
> #include "mxl5005s.h"
> +#include "fc0012.h"
You have added both FC0012 and FC0013 as a Kconfig but only fc0012.h is
used here. It is wrong. Unless you are not using FC0013 tuner you should
not make Kconfig dependency for the driver.
>
> /* debug */
> static int dvb_usb_rtl28xxu_debug;
> @@ -378,34 +381,153 @@ err:
> return ret;
> }
>
> +static struct rtl2832_config rtl28xxu_rtl2832_fc0012_config = {
> + .i2c_addr = 0x10, /* 0x20 */
> + .xtal = 28800000,
> + .if_dvbt = 0,
> + .tuner = TUNER_RTL2832_FC0012
> +};
> +
> +
> +static int rtl2832u_fc0012_tuner_callback(struct dvb_usb_device *d,
> + int cmd, int arg)
> +{
> + int ret;
> + u8 val;
> +
> + deb_info("%s cmd=%d arg=%d\n", __func__, cmd, arg);
> + switch (cmd) {
> + case FC_FE_CALLBACK_VHF_ENABLE:
> + /* set output values */
> + ret = rtl2831_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 = rtl2831_wr_reg(d, SYS_GPIO_OUT_VAL, val);
> + if (ret)
> + goto err;
> + break;
> + default:
> + ret = -EINVAL;
> + goto err;
> + }
> + return 0;
> +
> +err:
> + err("%s: failed=%d\n", __func__, ret);
> +
> + return ret;
> +}
> +
> +
> +static int rtl2832u_fc0013_tuner_callback(struct dvb_usb_device *d,
> + int cmd, int arg)
> +{
> + /* TODO implement*/
> + return 0;
> +}
> +
> +static int rtl2832u_tuner_callback(struct dvb_usb_device *d, int cmd, int arg)
> +{
> + struct rtl28xxu_priv *priv = d->priv;
> +
> + switch (priv->tuner) {
> + case TUNER_RTL2832_FC0012:
> + return rtl2832u_fc0012_tuner_callback(d, cmd, arg);
> +
> + case TUNER_RTL2832_FC0013:
> + return rtl2832u_fc0013_tuner_callback(d, cmd, arg);
> + default:
> + break;
> + }
> +
> + return -ENODEV;
> +}
> +
> +static int rtl2832u_frontend_callback(void *adapter_priv, int component,
> + int cmd, int arg)
> +{
> + struct i2c_adapter *adap = adapter_priv;
> + struct dvb_usb_device *d = i2c_get_adapdata(adap);
> +
> + switch (component) {
> + case DVB_FRONTEND_COMPONENT_TUNER:
> + return rtl2832u_tuner_callback(d, cmd, arg);
> + default:
> + break;
> + }
> +
> + return -EINVAL;
> +}
> +
> +
> +
> +
> static int rtl2832u_frontend_attach(struct dvb_usb_adapter *adap)
> {
> int ret;
> struct rtl28xxu_priv *priv = adap->dev->priv;
> - u8 buf[1];
> + 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__);
>
> - /* GPIO direction */
> - ret = rtl2831_wr_reg(adap->dev, SYS_GPIO_DIR, 0x0a);
> +
> + ret = rtl2831_rd_reg(adap->dev, SYS_GPIO_DIR,&val);
> if (ret)
> goto err;
>
> - /* enable as output GPIO0, GPIO2, GPIO4 */
> - ret = rtl2831_wr_reg(adap->dev, SYS_GPIO_OUT_EN, 0x15);
> + val&= 0xbf;
> +
> + ret = rtl2831_wr_reg(adap->dev, SYS_GPIO_DIR, val);
> if (ret)
> goto err;
>
> - ret = rtl2831_wr_reg(adap->dev, SYS_DEMOD_CTL, 0xe8);
> +
> + /* enable as output GPIO3 and GPIO6*/
> + ret = rtl2831_rd_reg(adap->dev, SYS_GPIO_OUT_EN,&val);
> if (ret)
> goto err;
>
> + val |= 0x48;
> +
> + ret = rtl2831_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.
> @@ -416,15 +538,95 @@ static int rtl2832u_frontend_attach(struct dvb_usb_adapter *adap)
> 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;
> + 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 found;
> + }
> +
> /* 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;
> - deb_info("%s: FC2580\n", __func__);
> + /* TODO implement tuner */
> + info("%s: FC2580 tuner found", __func__);
> + goto found;
> + }
> +
> + /* 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 found;
> + }
> +
> + /* 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 found;
> + }
> +
> + /* 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 found;
> + }
> +
> + /* 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 found;
> + }
> +
> + /* 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 found;
> + }
> +
> + /* 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 found;
> - } else {
> - deb_info("%s: FC2580 probe failed=%d - %02x\n",
> - __func__, ret, buf[0]);
> }
>
> /* close demod I2C gate */
> @@ -433,8 +635,9 @@ static int rtl2832u_frontend_attach(struct dvb_usb_adapter *adap)
> goto err;
>
> /* tuner not found */
> + deb_info("No compatible tuner found");
> ret = -ENODEV;
> - goto err;
> + return ret;
>
> found:
> /* close demod I2C gate */
> @@ -443,9 +646,18 @@ found:
> goto err;
>
> /* attach demodulator */
> - /* TODO: */
> + 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;
> @@ -528,9 +740,15 @@ static int rtl2832u_tuner_attach(struct dvb_usb_adapter *adap)
> deb_info("%s:\n", __func__);
>
> switch (priv->tuner) {
> - case TUNER_RTL2832_FC2580:
> - /* TODO: */
> - fe = NULL;
> + case TUNER_RTL2832_FC0012:
> + fe = dvb_attach(fc0012_attach, adap->fe_adap[0].fe,
> + &adap->dev->i2c_adap, 0xc6>>1, 0, FC_XTAL_28_8_MHZ);
> +
> + /* since fc0012 includs reading the signal strength delegate
> + * that to the tuner driver */
> + adap->fe_adap[0].fe->ops.read_signal_strength = adap->fe_adap[0].
> + fe->ops.tuner_ops.get_rf_strength;
> + return 0;
> break;
> default:
> fe = NULL;
> @@ -548,7 +766,7 @@ err:
> return ret;
> }
>
> -static int rtl28xxu_streaming_ctrl(struct dvb_usb_adapter *adap , int onoff)
> +static int rtl2831u_streaming_ctrl(struct dvb_usb_adapter *adap , int onoff)
> {
> int ret;
> u8 buf[2], gpio;
> @@ -583,7 +801,33 @@ err:
> return ret;
> }
>
> -static int rtl28xxu_power_ctrl(struct dvb_usb_device *d, int onoff)
> +static int rtl2832u_streaming_ctrl(struct dvb_usb_adapter *adap , int onoff)
> +{
> + int ret;
> + u8 buf[2];
> +
> + deb_info("%s: onoff=%d\n", __func__, onoff);
> +
> +
> + if (onoff) {
> + buf[0] = 0x00;
> + buf[1] = 0x00;
> + } else {
> + buf[0] = 0x10; /* stall EPA */
> + buf[1] = 0x02; /* reset EPA */
> + }
> +
> + ret = rtl2831_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;
> @@ -631,6 +875,128 @@ err:
> 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 = rtl2831_rd_reg(d, SYS_GPIO_OUT_VAL,&val);
> + if (ret)
> + goto err;
> +
> + val |= 0x08;
> + val&= 0xef;
> +
> + ret = rtl2831_wr_reg(d, SYS_GPIO_OUT_VAL, val);
> + if (ret)
> + goto err;
> +
> + /* demod_ctl_1 */
> + ret = rtl2831_rd_reg(d, SYS_DEMOD_CTL1,&val);
> + if (ret)
> + goto err;
> +
> + val&= 0xef;
> +
> + ret = rtl2831_wr_reg(d, SYS_DEMOD_CTL1, val);
> + if (ret)
> + goto err;
> +
> + /* demod control */
> + /* PLL enable */
> + ret = rtl2831_rd_reg(d, SYS_DEMOD_CTL,&val);
> + if (ret)
> + goto err;
> +
> + /* bit 7 to 1 */
> + val |= 0x80;
> +
> + ret = rtl2831_wr_reg(d, SYS_DEMOD_CTL, val);
> + if (ret)
> + goto err;
> +
> + /* demod HW reset */
> + ret = rtl2831_rd_reg(d, SYS_DEMOD_CTL,&val);
> + if (ret)
> + goto err;
> + /* bit 5 to 0 */
> + val&= 0xdf;
> +
> + ret = rtl2831_wr_reg(d, SYS_DEMOD_CTL, val);
> + if (ret)
> + goto err;
> +
> + ret = rtl2831_rd_reg(d, SYS_DEMOD_CTL,&val);
> + if (ret)
> + goto err;
> +
> + val |= 0x20;
> +
> + ret = rtl2831_wr_reg(d, SYS_DEMOD_CTL, val);
> + if (ret)
> + goto err;
> +
> + mdelay(5);
> +
> + /*enable ADC_Q and ADC_I */
> + ret = rtl2831_rd_reg(d, SYS_DEMOD_CTL,&val);
> + if (ret)
> + goto err;
> +
> + val |= 0x48;
> +
> + ret = rtl2831_wr_reg(d, SYS_DEMOD_CTL, val);
> + if (ret)
> + goto err;
> +
> +
> + } else {
> + /* demod_ctl_1 */
> + ret = rtl2831_rd_reg(d, SYS_DEMOD_CTL1,&val);
> + if (ret)
> + goto err;
> +
> + val |= 0x0c;
> +
> + ret = rtl2831_wr_reg(d, SYS_DEMOD_CTL1, val);
> + if (ret)
> + goto err;
> +
> + /* set output values */
> + ret = rtl2831_rd_reg(d, SYS_GPIO_OUT_VAL,&val);
> + if (ret)
> + goto err;
> +
> + val |= 0x10;
> +
> + ret = rtl2831_wr_reg(d, SYS_GPIO_OUT_VAL, val);
> + if (ret)
> + goto err;
> +
> + /* demod control */
> + ret = rtl2831_rd_reg(d, SYS_DEMOD_CTL,&val);
> + if (ret)
> + goto err;
> +
> + val&= 0x37;
> +
> + ret = rtl2831_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 rtl2831u_rc_query(struct dvb_usb_device *d)
> {
> int ret, i;
> @@ -768,6 +1134,7 @@ enum rtl28xxu_usb_table_entry {
> RTL2831U_0BDA_2831,
> RTL2831U_14AA_0160,
> RTL2831U_14AA_0161,
> + RTL2832U_0CCD_00A9,
> };
>
> static struct usb_device_id rtl28xxu_table[] = {
> @@ -780,6 +1147,8 @@ static struct usb_device_id rtl28xxu_table[] = {
> USB_DEVICE(USB_VID_WIDEVIEW, USB_PID_FREECOM_DVBT_2)},
>
> /* RTL2832U */
> + [RTL2832U_0CCD_00A9] = {
> + USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_CINERGY_T_STICK_BLACK_REV1)},
> {} /* terminating entry */
> };
>
> @@ -802,7 +1171,7 @@ static struct dvb_usb_device_properties rtl28xxu_properties[] = {
> {
> .frontend_attach = rtl2831u_frontend_attach,
> .tuner_attach = rtl2831u_tuner_attach,
> - .streaming_ctrl = rtl28xxu_streaming_ctrl,
> + .streaming_ctrl = rtl2831u_streaming_ctrl,
> .stream = {
> .type = USB_BULK,
> .count = 6,
> @@ -818,7 +1187,7 @@ static struct dvb_usb_device_properties rtl28xxu_properties[] = {
> }
> },
>
> - .power_ctrl = rtl28xxu_power_ctrl,
> + .power_ctrl = rtl2831u_power_ctrl,
>
> .rc.core = {
> .protocol = RC_TYPE_NEC,
> @@ -864,7 +1233,7 @@ static struct dvb_usb_device_properties rtl28xxu_properties[] = {
> {
> .frontend_attach = rtl2832u_frontend_attach,
> .tuner_attach = rtl2832u_tuner_attach,
> - .streaming_ctrl = rtl28xxu_streaming_ctrl,
> + .streaming_ctrl = rtl2832u_streaming_ctrl,
> .stream = {
> .type = USB_BULK,
> .count = 6,
> @@ -880,7 +1249,7 @@ static struct dvb_usb_device_properties rtl28xxu_properties[] = {
> }
> },
>
> - .power_ctrl = rtl28xxu_power_ctrl,
> + .power_ctrl = rtl2832u_power_ctrl,
>
> .rc.core = {
> .protocol = RC_TYPE_NEC,
> @@ -893,10 +1262,13 @@ static struct dvb_usb_device_properties rtl28xxu_properties[] = {
>
> .i2c_algo =&rtl28xxu_i2c_algo,
>
> - .num_device_descs = 0, /* disabled as no support for RTL2832 */
> + .num_device_descs = 1,
> .devices = {
> {
> - .name = "Realtek RTL2832U reference design",
> + .name = "Terratec Cinergy T Stick Black",
> + .warm_ids = {
> + &rtl28xxu_table[RTL2832U_0CCD_00A9],
> + },
> },
> }
> },
> @@ -907,6 +1279,7 @@ 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;
>
> @@ -926,15 +1299,24 @@ static int rtl28xxu_probe(struct usb_interface *intf,
> if (ret)
> goto err;
>
> +
> /* init USB endpoints */
> - ret = rtl2831_wr_reg(d, USB_SYSCTL_0, 0x09);
> + ret = rtl2831_rd_reg(d, USB_SYSCTL_0,&val);
> + if (ret)
> + goto err;
> +
> + /* enable DMA and Full Packet Mode*/
> + val |= 0x09;
> + ret = rtl2831_wr_reg(d, USB_SYSCTL_0, val);
> if (ret)
> goto err;
>
> + /* set EPA maximum packet size to 0x0200 */
> ret = rtl2831_wr_regs(d, USB_EPA_MAXPKT, "\x00\x02\x00\x00", 4);
> if (ret)
> goto err;
>
> + /* change EPA FIFO length */
> ret = rtl2831_wr_regs(d, USB_EPA_FIFO_CFG, "\x14\x00\x00\x00", 4);
> if (ret)
> goto err;
> @@ -979,4 +1361,5 @@ module_exit(rtl28xxu_module_exit);
>
> MODULE_DESCRIPTION("Realtek RTL28xxU DVB USB driver");
> MODULE_AUTHOR("Antti Palosaari<crope@iki.fi>");
> +MODULE_AUTHOR("Thomas Mair<thomas.mair86@googlemail.com>");
> MODULE_LICENSE("GPL");
@@ -417,9 +417,12 @@ config DVB_USB_RTL28XXU
tristate "Realtek RTL28xxU DVB USB support"
depends on DVB_USB && EXPERIMENTAL
select DVB_RTL2830
+ select DVB_RTL2832
select MEDIA_TUNER_QT1010 if !MEDIA_TUNER_CUSTOMISE
select MEDIA_TUNER_MT2060 if !MEDIA_TUNER_CUSTOMISE
select MEDIA_TUNER_MXL5005S if !MEDIA_TUNER_CUSTOMISE
+ select MEDIA_TUNER_FC0012 if !MEDIA_TUNER_CUSTOMISE
+ select MEDIA_TUNER_FC0013 if !MEDIA_TUNER_CUSTOMISE
help
Say Y here to support the Realtek RTL28xxU DVB USB receiver.
@@ -157,6 +157,7 @@
#define USB_PID_TERRATEC_CINERGY_T_STICK 0x0093
#define USB_PID_TERRATEC_CINERGY_T_STICK_RC 0x0097
#define USB_PID_TERRATEC_CINERGY_T_STICK_DUAL_RC 0x0099
+#define USB_PID_TERRATEC_CINERGY_T_STICK_BLACK_REV1 0x00a9
#define USB_PID_TWINHAN_VP7041_COLD 0x3201
#define USB_PID_TWINHAN_VP7041_WARM 0x3202
#define USB_PID_TWINHAN_VP7020_COLD 0x3203
@@ -3,6 +3,7 @@
*
* Copyright (C) 2009 Antti Palosaari <crope@iki.fi>
* Copyright (C) 2011 Antti Palosaari <crope@iki.fi>
+ * Copyright (C) 2012 Thomas Mair <thomas.mair86@googlemail.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
@@ -22,10 +23,12 @@
#include "rtl28xxu.h"
#include "rtl2830.h"
+#include "rtl2832.h"
#include "qt1010.h"
#include "mt2060.h"
#include "mxl5005s.h"
+#include "fc0012.h"
/* debug */
static int dvb_usb_rtl28xxu_debug;
@@ -378,34 +381,153 @@ err:
return ret;
}
+static struct rtl2832_config rtl28xxu_rtl2832_fc0012_config = {
+ .i2c_addr = 0x10, /* 0x20 */
+ .xtal = 28800000,
+ .if_dvbt = 0,
+ .tuner = TUNER_RTL2832_FC0012
+};
+
+
+static int rtl2832u_fc0012_tuner_callback(struct dvb_usb_device *d,
+ int cmd, int arg)
+{
+ int ret;
+ u8 val;
+
+ deb_info("%s cmd=%d arg=%d\n", __func__, cmd, arg);
+ switch (cmd) {
+ case FC_FE_CALLBACK_VHF_ENABLE:
+ /* set output values */
+ ret = rtl2831_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 = rtl2831_wr_reg(d, SYS_GPIO_OUT_VAL, val);
+ if (ret)
+ goto err;
+ break;
+ default:
+ ret = -EINVAL;
+ goto err;
+ }
+ return 0;
+
+err:
+ err("%s: failed=%d\n", __func__, ret);
+
+ return ret;
+}
+
+
+static int rtl2832u_fc0013_tuner_callback(struct dvb_usb_device *d,
+ int cmd, int arg)
+{
+ /* TODO implement*/
+ return 0;
+}
+
+static int rtl2832u_tuner_callback(struct dvb_usb_device *d, int cmd, int arg)
+{
+ struct rtl28xxu_priv *priv = d->priv;
+
+ switch (priv->tuner) {
+ case TUNER_RTL2832_FC0012:
+ return rtl2832u_fc0012_tuner_callback(d, cmd, arg);
+
+ case TUNER_RTL2832_FC0013:
+ return rtl2832u_fc0013_tuner_callback(d, cmd, arg);
+ default:
+ break;
+ }
+
+ return -ENODEV;
+}
+
+static int rtl2832u_frontend_callback(void *adapter_priv, int component,
+ int cmd, int arg)
+{
+ struct i2c_adapter *adap = adapter_priv;
+ struct dvb_usb_device *d = i2c_get_adapdata(adap);
+
+ switch (component) {
+ case DVB_FRONTEND_COMPONENT_TUNER:
+ return rtl2832u_tuner_callback(d, cmd, arg);
+ default:
+ break;
+ }
+
+ return -EINVAL;
+}
+
+
+
+
static int rtl2832u_frontend_attach(struct dvb_usb_adapter *adap)
{
int ret;
struct rtl28xxu_priv *priv = adap->dev->priv;
- u8 buf[1];
+ 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__);
- /* GPIO direction */
- ret = rtl2831_wr_reg(adap->dev, SYS_GPIO_DIR, 0x0a);
+
+ ret = rtl2831_rd_reg(adap->dev, SYS_GPIO_DIR, &val);
if (ret)
goto err;
- /* enable as output GPIO0, GPIO2, GPIO4 */
- ret = rtl2831_wr_reg(adap->dev, SYS_GPIO_OUT_EN, 0x15);
+ val &= 0xbf;
+
+ ret = rtl2831_wr_reg(adap->dev, SYS_GPIO_DIR, val);
if (ret)
goto err;
- ret = rtl2831_wr_reg(adap->dev, SYS_DEMOD_CTL, 0xe8);
+
+ /* enable as output GPIO3 and GPIO6*/
+ ret = rtl2831_rd_reg(adap->dev, SYS_GPIO_OUT_EN, &val);
if (ret)
goto err;
+ val |= 0x48;
+
+ ret = rtl2831_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.
@@ -416,15 +538,95 @@ static int rtl2832u_frontend_attach(struct dvb_usb_adapter *adap)
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;
+ 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 found;
+ }
+
/* 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;
- deb_info("%s: FC2580\n", __func__);
+ /* TODO implement tuner */
+ info("%s: FC2580 tuner found", __func__);
+ goto found;
+ }
+
+ /* 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 found;
+ }
+
+ /* 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 found;
+ }
+
+ /* 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 found;
+ }
+
+ /* 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 found;
+ }
+
+ /* 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 found;
+ }
+
+ /* 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 found;
- } else {
- deb_info("%s: FC2580 probe failed=%d - %02x\n",
- __func__, ret, buf[0]);
}
/* close demod I2C gate */
@@ -433,8 +635,9 @@ static int rtl2832u_frontend_attach(struct dvb_usb_adapter *adap)
goto err;
/* tuner not found */
+ deb_info("No compatible tuner found");
ret = -ENODEV;
- goto err;
+ return ret;
found:
/* close demod I2C gate */
@@ -443,9 +646,18 @@ found:
goto err;
/* attach demodulator */
- /* TODO: */
+ 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;
@@ -528,9 +740,15 @@ static int rtl2832u_tuner_attach(struct dvb_usb_adapter *adap)
deb_info("%s:\n", __func__);
switch (priv->tuner) {
- case TUNER_RTL2832_FC2580:
- /* TODO: */
- fe = NULL;
+ case TUNER_RTL2832_FC0012:
+ fe = dvb_attach(fc0012_attach, adap->fe_adap[0].fe,
+ &adap->dev->i2c_adap, 0xc6>>1, 0, FC_XTAL_28_8_MHZ);
+
+ /* since fc0012 includs reading the signal strength delegate
+ * that to the tuner driver */
+ adap->fe_adap[0].fe->ops.read_signal_strength = adap->fe_adap[0].
+ fe->ops.tuner_ops.get_rf_strength;
+ return 0;
break;
default:
fe = NULL;
@@ -548,7 +766,7 @@ err:
return ret;
}
-static int rtl28xxu_streaming_ctrl(struct dvb_usb_adapter *adap , int onoff)
+static int rtl2831u_streaming_ctrl(struct dvb_usb_adapter *adap , int onoff)
{
int ret;
u8 buf[2], gpio;
@@ -583,7 +801,33 @@ err:
return ret;
}
-static int rtl28xxu_power_ctrl(struct dvb_usb_device *d, int onoff)
+static int rtl2832u_streaming_ctrl(struct dvb_usb_adapter *adap , int onoff)
+{
+ int ret;
+ u8 buf[2];
+
+ deb_info("%s: onoff=%d\n", __func__, onoff);
+
+
+ if (onoff) {
+ buf[0] = 0x00;
+ buf[1] = 0x00;
+ } else {
+ buf[0] = 0x10; /* stall EPA */
+ buf[1] = 0x02; /* reset EPA */
+ }
+
+ ret = rtl2831_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;
@@ -631,6 +875,128 @@ err:
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 = rtl2831_rd_reg(d, SYS_GPIO_OUT_VAL, &val);
+ if (ret)
+ goto err;
+
+ val |= 0x08;
+ val &= 0xef;
+
+ ret = rtl2831_wr_reg(d, SYS_GPIO_OUT_VAL, val);
+ if (ret)
+ goto err;
+
+ /* demod_ctl_1 */
+ ret = rtl2831_rd_reg(d, SYS_DEMOD_CTL1, &val);
+ if (ret)
+ goto err;
+
+ val &= 0xef;
+
+ ret = rtl2831_wr_reg(d, SYS_DEMOD_CTL1, val);
+ if (ret)
+ goto err;
+
+ /* demod control */
+ /* PLL enable */
+ ret = rtl2831_rd_reg(d, SYS_DEMOD_CTL, &val);
+ if (ret)
+ goto err;
+
+ /* bit 7 to 1 */
+ val |= 0x80;
+
+ ret = rtl2831_wr_reg(d, SYS_DEMOD_CTL, val);
+ if (ret)
+ goto err;
+
+ /* demod HW reset */
+ ret = rtl2831_rd_reg(d, SYS_DEMOD_CTL, &val);
+ if (ret)
+ goto err;
+ /* bit 5 to 0 */
+ val &= 0xdf;
+
+ ret = rtl2831_wr_reg(d, SYS_DEMOD_CTL, val);
+ if (ret)
+ goto err;
+
+ ret = rtl2831_rd_reg(d, SYS_DEMOD_CTL, &val);
+ if (ret)
+ goto err;
+
+ val |= 0x20;
+
+ ret = rtl2831_wr_reg(d, SYS_DEMOD_CTL, val);
+ if (ret)
+ goto err;
+
+ mdelay(5);
+
+ /*enable ADC_Q and ADC_I */
+ ret = rtl2831_rd_reg(d, SYS_DEMOD_CTL, &val);
+ if (ret)
+ goto err;
+
+ val |= 0x48;
+
+ ret = rtl2831_wr_reg(d, SYS_DEMOD_CTL, val);
+ if (ret)
+ goto err;
+
+
+ } else {
+ /* demod_ctl_1 */
+ ret = rtl2831_rd_reg(d, SYS_DEMOD_CTL1, &val);
+ if (ret)
+ goto err;
+
+ val |= 0x0c;
+
+ ret = rtl2831_wr_reg(d, SYS_DEMOD_CTL1, val);
+ if (ret)
+ goto err;
+
+ /* set output values */
+ ret = rtl2831_rd_reg(d, SYS_GPIO_OUT_VAL, &val);
+ if (ret)
+ goto err;
+
+ val |= 0x10;
+
+ ret = rtl2831_wr_reg(d, SYS_GPIO_OUT_VAL, val);
+ if (ret)
+ goto err;
+
+ /* demod control */
+ ret = rtl2831_rd_reg(d, SYS_DEMOD_CTL, &val);
+ if (ret)
+ goto err;
+
+ val &= 0x37;
+
+ ret = rtl2831_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 rtl2831u_rc_query(struct dvb_usb_device *d)
{
int ret, i;
@@ -768,6 +1134,7 @@ enum rtl28xxu_usb_table_entry {
RTL2831U_0BDA_2831,
RTL2831U_14AA_0160,
RTL2831U_14AA_0161,
+ RTL2832U_0CCD_00A9,
};
static struct usb_device_id rtl28xxu_table[] = {
@@ -780,6 +1147,8 @@ static struct usb_device_id rtl28xxu_table[] = {
USB_DEVICE(USB_VID_WIDEVIEW, USB_PID_FREECOM_DVBT_2)},
/* RTL2832U */
+ [RTL2832U_0CCD_00A9] = {
+ USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_CINERGY_T_STICK_BLACK_REV1)},
{} /* terminating entry */
};
@@ -802,7 +1171,7 @@ static struct dvb_usb_device_properties rtl28xxu_properties[] = {
{
.frontend_attach = rtl2831u_frontend_attach,
.tuner_attach = rtl2831u_tuner_attach,
- .streaming_ctrl = rtl28xxu_streaming_ctrl,
+ .streaming_ctrl = rtl2831u_streaming_ctrl,
.stream = {
.type = USB_BULK,
.count = 6,
@@ -818,7 +1187,7 @@ static struct dvb_usb_device_properties rtl28xxu_properties[] = {
}
},
- .power_ctrl = rtl28xxu_power_ctrl,
+ .power_ctrl = rtl2831u_power_ctrl,
.rc.core = {
.protocol = RC_TYPE_NEC,
@@ -864,7 +1233,7 @@ static struct dvb_usb_device_properties rtl28xxu_properties[] = {
{
.frontend_attach = rtl2832u_frontend_attach,
.tuner_attach = rtl2832u_tuner_attach,
- .streaming_ctrl = rtl28xxu_streaming_ctrl,
+ .streaming_ctrl = rtl2832u_streaming_ctrl,
.stream = {
.type = USB_BULK,
.count = 6,
@@ -880,7 +1249,7 @@ static struct dvb_usb_device_properties rtl28xxu_properties[] = {
}
},
- .power_ctrl = rtl28xxu_power_ctrl,
+ .power_ctrl = rtl2832u_power_ctrl,
.rc.core = {
.protocol = RC_TYPE_NEC,
@@ -893,10 +1262,13 @@ static struct dvb_usb_device_properties rtl28xxu_properties[] = {
.i2c_algo = &rtl28xxu_i2c_algo,
- .num_device_descs = 0, /* disabled as no support for RTL2832 */
+ .num_device_descs = 1,
.devices = {
{
- .name = "Realtek RTL2832U reference design",
+ .name = "Terratec Cinergy T Stick Black",
+ .warm_ids = {
+ &rtl28xxu_table[RTL2832U_0CCD_00A9],
+ },
},
}
},
@@ -907,6 +1279,7 @@ 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;
@@ -926,15 +1299,24 @@ static int rtl28xxu_probe(struct usb_interface *intf,
if (ret)
goto err;
+
/* init USB endpoints */
- ret = rtl2831_wr_reg(d, USB_SYSCTL_0, 0x09);
+ ret = rtl2831_rd_reg(d, USB_SYSCTL_0, &val);
+ if (ret)
+ goto err;
+
+ /* enable DMA and Full Packet Mode*/
+ val |= 0x09;
+ ret = rtl2831_wr_reg(d, USB_SYSCTL_0, val);
if (ret)
goto err;
+ /* set EPA maximum packet size to 0x0200 */
ret = rtl2831_wr_regs(d, USB_EPA_MAXPKT, "\x00\x02\x00\x00", 4);
if (ret)
goto err;
+ /* change EPA FIFO length */
ret = rtl2831_wr_regs(d, USB_EPA_FIFO_CFG, "\x14\x00\x00\x00", 4);
if (ret)
goto err;
@@ -979,4 +1361,5 @@ module_exit(rtl28xxu_module_exit);
MODULE_DESCRIPTION("Realtek RTL28xxU DVB USB driver");
MODULE_AUTHOR("Antti Palosaari <crope@iki.fi>");
+MODULE_AUTHOR("Thomas Mair <thomas.mair86@googlemail.com>");
MODULE_LICENSE("GPL");