mirror of https://gitee.com/openkylin/linux.git
1994 lines
51 KiB
C
1994 lines
51 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
|
||
/*
|
||
* Realtek RTL28xxU DVB USB driver
|
||
*
|
||
* 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>
|
||
*/
|
||
|
||
#include "rtl28xxu.h"
|
||
|
||
static int rtl28xxu_disable_rc;
|
||
module_param_named(disable_rc, rtl28xxu_disable_rc, int, 0644);
|
||
MODULE_PARM_DESC(disable_rc, "disable RTL2832U remote controller");
|
||
DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
|
||
|
||
static int rtl28xxu_ctrl_msg(struct dvb_usb_device *d, struct rtl28xxu_req *req)
|
||
{
|
||
struct rtl28xxu_dev *dev = d->priv;
|
||
int ret;
|
||
unsigned int pipe;
|
||
u8 requesttype;
|
||
|
||
mutex_lock(&d->usb_mutex);
|
||
|
||
if (req->size > sizeof(dev->buf)) {
|
||
dev_err(&d->intf->dev, "too large message %u\n", req->size);
|
||
ret = -EINVAL;
|
||
goto err_mutex_unlock;
|
||
}
|
||
|
||
if (req->index & CMD_WR_FLAG) {
|
||
/* write */
|
||
memcpy(dev->buf, req->data, req->size);
|
||
requesttype = (USB_TYPE_VENDOR | USB_DIR_OUT);
|
||
pipe = usb_sndctrlpipe(d->udev, 0);
|
||
} else {
|
||
/* read */
|
||
requesttype = (USB_TYPE_VENDOR | USB_DIR_IN);
|
||
pipe = usb_rcvctrlpipe(d->udev, 0);
|
||
}
|
||
|
||
ret = usb_control_msg(d->udev, pipe, 0, requesttype, req->value,
|
||
req->index, dev->buf, req->size, 1000);
|
||
dvb_usb_dbg_usb_control_msg(d->udev, 0, requesttype, req->value,
|
||
req->index, dev->buf, req->size);
|
||
if (ret < 0)
|
||
goto err_mutex_unlock;
|
||
|
||
/* read request, copy returned data to return buf */
|
||
if (requesttype == (USB_TYPE_VENDOR | USB_DIR_IN))
|
||
memcpy(req->data, dev->buf, req->size);
|
||
|
||
mutex_unlock(&d->usb_mutex);
|
||
|
||
return 0;
|
||
err_mutex_unlock:
|
||
mutex_unlock(&d->usb_mutex);
|
||
dev_dbg(&d->intf->dev, "failed=%d\n", ret);
|
||
return ret;
|
||
}
|
||
|
||
static int rtl28xxu_wr_regs(struct dvb_usb_device *d, u16 reg, u8 *val, int len)
|
||
{
|
||
struct rtl28xxu_req req;
|
||
|
||
if (reg < 0x3000)
|
||
req.index = CMD_USB_WR;
|
||
else if (reg < 0x4000)
|
||
req.index = CMD_SYS_WR;
|
||
else
|
||
req.index = CMD_IR_WR;
|
||
|
||
req.value = reg;
|
||
req.size = len;
|
||
req.data = val;
|
||
|
||
return rtl28xxu_ctrl_msg(d, &req);
|
||
}
|
||
|
||
static int rtl28xxu_rd_regs(struct dvb_usb_device *d, u16 reg, u8 *val, int len)
|
||
{
|
||
struct rtl28xxu_req req;
|
||
|
||
if (reg < 0x3000)
|
||
req.index = CMD_USB_RD;
|
||
else if (reg < 0x4000)
|
||
req.index = CMD_SYS_RD;
|
||
else
|
||
req.index = CMD_IR_RD;
|
||
|
||
req.value = reg;
|
||
req.size = len;
|
||
req.data = val;
|
||
|
||
return rtl28xxu_ctrl_msg(d, &req);
|
||
}
|
||
|
||
static int rtl28xxu_wr_reg(struct dvb_usb_device *d, u16 reg, u8 val)
|
||
{
|
||
return rtl28xxu_wr_regs(d, reg, &val, 1);
|
||
}
|
||
|
||
static int rtl28xxu_rd_reg(struct dvb_usb_device *d, u16 reg, u8 *val)
|
||
{
|
||
return rtl28xxu_rd_regs(d, reg, val, 1);
|
||
}
|
||
|
||
static int rtl28xxu_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 = rtl28xxu_rd_reg(d, reg, &tmp);
|
||
if (ret)
|
||
return ret;
|
||
|
||
val &= mask;
|
||
tmp &= ~mask;
|
||
val |= tmp;
|
||
}
|
||
|
||
return rtl28xxu_wr_reg(d, reg, val);
|
||
}
|
||
|
||
/* I2C */
|
||
static int rtl28xxu_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[],
|
||
int num)
|
||
{
|
||
int ret;
|
||
struct dvb_usb_device *d = i2c_get_adapdata(adap);
|
||
struct rtl28xxu_dev *dev = d->priv;
|
||
struct rtl28xxu_req req;
|
||
|
||
/*
|
||
* It is not known which are real I2C bus xfer limits, but testing
|
||
* with RTL2831U + MT2060 gives max RD 24 and max WR 22 bytes.
|
||
* TODO: find out RTL2832U lens
|
||
*/
|
||
|
||
/*
|
||
* I2C adapter logic looks rather complicated due to fact it handles
|
||
* three different access methods. Those methods are;
|
||
* 1) integrated demod access
|
||
* 2) old I2C access
|
||
* 3) new I2C access
|
||
*
|
||
* Used method is selected in order 1, 2, 3. Method 3 can handle all
|
||
* requests but there is two reasons why not use it always;
|
||
* 1) It is most expensive, usually two USB messages are needed
|
||
* 2) At least RTL2831U does not support it
|
||
*
|
||
* Method 3 is needed in case of I2C write+read (typical register read)
|
||
* where write is more than one byte.
|
||
*/
|
||
|
||
if (mutex_lock_interruptible(&d->i2c_mutex) < 0)
|
||
return -EAGAIN;
|
||
|
||
if (num == 2 && !(msg[0].flags & I2C_M_RD) &&
|
||
(msg[1].flags & I2C_M_RD)) {
|
||
if (msg[0].len > 24 || msg[1].len > 24) {
|
||
/* TODO: check msg[0].len max */
|
||
ret = -EOPNOTSUPP;
|
||
goto err_mutex_unlock;
|
||
} else if (msg[0].addr == 0x10) {
|
||
/* method 1 - integrated demod */
|
||
if (msg[0].buf[0] == 0x00) {
|
||
/* return demod page from driver cache */
|
||
msg[1].buf[0] = dev->page;
|
||
ret = 0;
|
||
} else {
|
||
req.value = (msg[0].buf[0] << 8) | (msg[0].addr << 1);
|
||
req.index = CMD_DEMOD_RD | dev->page;
|
||
req.size = msg[1].len;
|
||
req.data = &msg[1].buf[0];
|
||
ret = rtl28xxu_ctrl_msg(d, &req);
|
||
}
|
||
} else if (msg[0].len < 2) {
|
||
/* method 2 - old I2C */
|
||
req.value = (msg[0].buf[0] << 8) | (msg[0].addr << 1);
|
||
req.index = CMD_I2C_RD;
|
||
req.size = msg[1].len;
|
||
req.data = &msg[1].buf[0];
|
||
ret = rtl28xxu_ctrl_msg(d, &req);
|
||
} else {
|
||
/* method 3 - new I2C */
|
||
req.value = (msg[0].addr << 1);
|
||
req.index = CMD_I2C_DA_WR;
|
||
req.size = msg[0].len;
|
||
req.data = msg[0].buf;
|
||
ret = rtl28xxu_ctrl_msg(d, &req);
|
||
if (ret)
|
||
goto err_mutex_unlock;
|
||
|
||
req.value = (msg[0].addr << 1);
|
||
req.index = CMD_I2C_DA_RD;
|
||
req.size = msg[1].len;
|
||
req.data = msg[1].buf;
|
||
ret = rtl28xxu_ctrl_msg(d, &req);
|
||
}
|
||
} else if (num == 1 && !(msg[0].flags & I2C_M_RD)) {
|
||
if (msg[0].len > 22) {
|
||
/* TODO: check msg[0].len max */
|
||
ret = -EOPNOTSUPP;
|
||
goto err_mutex_unlock;
|
||
} else if (msg[0].addr == 0x10) {
|
||
/* method 1 - integrated demod */
|
||
if (msg[0].buf[0] == 0x00) {
|
||
/* save demod page for later demod access */
|
||
dev->page = msg[0].buf[1];
|
||
ret = 0;
|
||
} else {
|
||
req.value = (msg[0].buf[0] << 8) |
|
||
(msg[0].addr << 1);
|
||
req.index = CMD_DEMOD_WR | dev->page;
|
||
req.size = msg[0].len-1;
|
||
req.data = &msg[0].buf[1];
|
||
ret = rtl28xxu_ctrl_msg(d, &req);
|
||
}
|
||
} else if ((msg[0].len < 23) && (!dev->new_i2c_write)) {
|
||
/* method 2 - old I2C */
|
||
req.value = (msg[0].buf[0] << 8) | (msg[0].addr << 1);
|
||
req.index = CMD_I2C_WR;
|
||
req.size = msg[0].len-1;
|
||
req.data = &msg[0].buf[1];
|
||
ret = rtl28xxu_ctrl_msg(d, &req);
|
||
} else {
|
||
/* method 3 - new I2C */
|
||
req.value = (msg[0].addr << 1);
|
||
req.index = CMD_I2C_DA_WR;
|
||
req.size = msg[0].len;
|
||
req.data = msg[0].buf;
|
||
ret = rtl28xxu_ctrl_msg(d, &req);
|
||
}
|
||
} else if (num == 1 && (msg[0].flags & I2C_M_RD)) {
|
||
req.value = (msg[0].addr << 1);
|
||
req.index = CMD_I2C_DA_RD;
|
||
req.size = msg[0].len;
|
||
req.data = msg[0].buf;
|
||
ret = rtl28xxu_ctrl_msg(d, &req);
|
||
} else {
|
||
ret = -EOPNOTSUPP;
|
||
}
|
||
|
||
/* Retry failed I2C messages */
|
||
if (ret == -EPIPE)
|
||
ret = -EAGAIN;
|
||
|
||
err_mutex_unlock:
|
||
mutex_unlock(&d->i2c_mutex);
|
||
|
||
return ret ? ret : num;
|
||
}
|
||
|
||
static u32 rtl28xxu_i2c_func(struct i2c_adapter *adapter)
|
||
{
|
||
return I2C_FUNC_I2C;
|
||
}
|
||
|
||
static struct i2c_algorithm rtl28xxu_i2c_algo = {
|
||
.master_xfer = rtl28xxu_i2c_xfer,
|
||
.functionality = rtl28xxu_i2c_func,
|
||
};
|
||
|
||
static int rtl2831u_read_config(struct dvb_usb_device *d)
|
||
{
|
||
struct rtl28xxu_dev *dev = 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->intf->dev, "\n");
|
||
|
||
/*
|
||
* 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 = rtl28xxu_wr_reg(d, SYS_GPIO_DIR, 0x0a);
|
||
if (ret)
|
||
goto err;
|
||
|
||
/* enable as output GPIO0, GPIO2, GPIO4 */
|
||
ret = rtl28xxu_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);
|
||
|
||
dev->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) {
|
||
dev->tuner = TUNER_RTL2830_QT1010;
|
||
dev->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) {
|
||
dev->tuner = TUNER_RTL2830_MT2060;
|
||
dev->tuner_name = "MT2060";
|
||
goto found;
|
||
}
|
||
|
||
/* assume MXL5005S */
|
||
dev->tuner = TUNER_RTL2830_MXL5005S;
|
||
dev->tuner_name = "MXL5005S";
|
||
goto found;
|
||
|
||
found:
|
||
dev_dbg(&d->intf->dev, "tuner=%s\n", dev->tuner_name);
|
||
|
||
return 0;
|
||
err:
|
||
dev_dbg(&d->intf->dev, "failed=%d\n", ret);
|
||
return ret;
|
||
}
|
||
|
||
static int rtl2832u_read_config(struct dvb_usb_device *d)
|
||
{
|
||
struct rtl28xxu_dev *dev = d_to_priv(d);
|
||
int ret;
|
||
u8 buf[2];
|
||
/* 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"};
|
||
/* tuner probes */
|
||
struct rtl28xxu_req req_fc0012 = {0x00c6, CMD_I2C_RD, 1, buf};
|
||
struct rtl28xxu_req req_fc0013 = {0x00c6, CMD_I2C_RD, 1, buf};
|
||
struct rtl28xxu_req req_mt2266 = {0x00c0, CMD_I2C_RD, 1, buf};
|
||
struct rtl28xxu_req req_fc2580 = {0x01ac, CMD_I2C_RD, 1, buf};
|
||
struct rtl28xxu_req req_mt2063 = {0x00c0, CMD_I2C_RD, 1, buf};
|
||
struct rtl28xxu_req req_max3543 = {0x00c0, CMD_I2C_RD, 1, buf};
|
||
struct rtl28xxu_req req_tua9001 = {0x7ec0, CMD_I2C_RD, 2, buf};
|
||
struct rtl28xxu_req req_mxl5007t = {0xd9c0, CMD_I2C_RD, 1, buf};
|
||
struct rtl28xxu_req req_e4000 = {0x02c8, CMD_I2C_RD, 1, buf};
|
||
struct rtl28xxu_req req_tda18272 = {0x00c0, CMD_I2C_RD, 2, buf};
|
||
struct rtl28xxu_req req_r820t = {0x0034, CMD_I2C_RD, 1, buf};
|
||
struct rtl28xxu_req req_r828d = {0x0074, CMD_I2C_RD, 1, buf};
|
||
struct rtl28xxu_req req_mn88472 = {0xff38, CMD_I2C_RD, 1, buf};
|
||
struct rtl28xxu_req req_mn88473 = {0xff38, CMD_I2C_RD, 1, buf};
|
||
struct rtl28xxu_req req_cxd2837er = {0xfdd8, CMD_I2C_RD, 1, buf};
|
||
struct rtl28xxu_req req_si2157 = {0x00c0, CMD_I2C_RD, 1, buf};
|
||
struct rtl28xxu_req req_si2168 = {0x00c8, CMD_I2C_RD, 1, buf};
|
||
|
||
dev_dbg(&d->intf->dev, "\n");
|
||
|
||
/* enable GPIO3 and GPIO6 as output */
|
||
ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_DIR, 0x00, 0x40);
|
||
if (ret)
|
||
goto err;
|
||
|
||
ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_EN, 0x48, 0x48);
|
||
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(d, &req_gate_open);
|
||
if (ret)
|
||
goto err;
|
||
|
||
dev->tuner_name = "NONE";
|
||
|
||
/* check FC0012 ID register; reg=00 val=a1 */
|
||
ret = rtl28xxu_ctrl_msg(d, &req_fc0012);
|
||
if (ret == 0 && buf[0] == 0xa1) {
|
||
dev->tuner = TUNER_RTL2832_FC0012;
|
||
dev->tuner_name = "FC0012";
|
||
goto tuner_found;
|
||
}
|
||
|
||
/* check FC0013 ID register; reg=00 val=a3 */
|
||
ret = rtl28xxu_ctrl_msg(d, &req_fc0013);
|
||
if (ret == 0 && buf[0] == 0xa3) {
|
||
dev->tuner = TUNER_RTL2832_FC0013;
|
||
dev->tuner_name = "FC0013";
|
||
goto tuner_found;
|
||
}
|
||
|
||
/* check MT2266 ID register; reg=00 val=85 */
|
||
ret = rtl28xxu_ctrl_msg(d, &req_mt2266);
|
||
if (ret == 0 && buf[0] == 0x85) {
|
||
dev->tuner = TUNER_RTL2832_MT2266;
|
||
dev->tuner_name = "MT2266";
|
||
goto tuner_found;
|
||
}
|
||
|
||
/* check FC2580 ID register; reg=01 val=56 */
|
||
ret = rtl28xxu_ctrl_msg(d, &req_fc2580);
|
||
if (ret == 0 && buf[0] == 0x56) {
|
||
dev->tuner = TUNER_RTL2832_FC2580;
|
||
dev->tuner_name = "FC2580";
|
||
goto tuner_found;
|
||
}
|
||
|
||
/* check MT2063 ID register; reg=00 val=9e || 9c */
|
||
ret = rtl28xxu_ctrl_msg(d, &req_mt2063);
|
||
if (ret == 0 && (buf[0] == 0x9e || buf[0] == 0x9c)) {
|
||
dev->tuner = TUNER_RTL2832_MT2063;
|
||
dev->tuner_name = "MT2063";
|
||
goto tuner_found;
|
||
}
|
||
|
||
/* check MAX3543 ID register; reg=00 val=38 */
|
||
ret = rtl28xxu_ctrl_msg(d, &req_max3543);
|
||
if (ret == 0 && buf[0] == 0x38) {
|
||
dev->tuner = TUNER_RTL2832_MAX3543;
|
||
dev->tuner_name = "MAX3543";
|
||
goto tuner_found;
|
||
}
|
||
|
||
/* check TUA9001 ID register; reg=7e val=2328 */
|
||
ret = rtl28xxu_ctrl_msg(d, &req_tua9001);
|
||
if (ret == 0 && buf[0] == 0x23 && buf[1] == 0x28) {
|
||
dev->tuner = TUNER_RTL2832_TUA9001;
|
||
dev->tuner_name = "TUA9001";
|
||
goto tuner_found;
|
||
}
|
||
|
||
/* check MXL5007R ID register; reg=d9 val=14 */
|
||
ret = rtl28xxu_ctrl_msg(d, &req_mxl5007t);
|
||
if (ret == 0 && buf[0] == 0x14) {
|
||
dev->tuner = TUNER_RTL2832_MXL5007T;
|
||
dev->tuner_name = "MXL5007T";
|
||
goto tuner_found;
|
||
}
|
||
|
||
/* check E4000 ID register; reg=02 val=40 */
|
||
ret = rtl28xxu_ctrl_msg(d, &req_e4000);
|
||
if (ret == 0 && buf[0] == 0x40) {
|
||
dev->tuner = TUNER_RTL2832_E4000;
|
||
dev->tuner_name = "E4000";
|
||
goto tuner_found;
|
||
}
|
||
|
||
/* check TDA18272 ID register; reg=00 val=c760 */
|
||
ret = rtl28xxu_ctrl_msg(d, &req_tda18272);
|
||
if (ret == 0 && (buf[0] == 0xc7 || buf[1] == 0x60)) {
|
||
dev->tuner = TUNER_RTL2832_TDA18272;
|
||
dev->tuner_name = "TDA18272";
|
||
goto tuner_found;
|
||
}
|
||
|
||
/* check R820T ID register; reg=00 val=69 */
|
||
ret = rtl28xxu_ctrl_msg(d, &req_r820t);
|
||
if (ret == 0 && buf[0] == 0x69) {
|
||
dev->tuner = TUNER_RTL2832_R820T;
|
||
dev->tuner_name = "R820T";
|
||
goto tuner_found;
|
||
}
|
||
|
||
/* check R828D ID register; reg=00 val=69 */
|
||
ret = rtl28xxu_ctrl_msg(d, &req_r828d);
|
||
if (ret == 0 && buf[0] == 0x69) {
|
||
dev->tuner = TUNER_RTL2832_R828D;
|
||
dev->tuner_name = "R828D";
|
||
goto tuner_found;
|
||
}
|
||
|
||
/* GPIO0 and GPIO5 to reset Si2157/Si2168 tuner and demod */
|
||
ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_VAL, 0x00, 0x21);
|
||
if (ret)
|
||
goto err;
|
||
|
||
ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_EN, 0x00, 0x21);
|
||
if (ret)
|
||
goto err;
|
||
|
||
msleep(50);
|
||
|
||
ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_VAL, 0x21, 0x21);
|
||
if (ret)
|
||
goto err;
|
||
|
||
ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_EN, 0x21, 0x21);
|
||
if (ret)
|
||
goto err;
|
||
|
||
msleep(50);
|
||
|
||
/* check Si2157 ID register; reg=c0 val=80 */
|
||
ret = rtl28xxu_ctrl_msg(d, &req_si2157);
|
||
if (ret == 0 && ((buf[0] & 0x80) == 0x80)) {
|
||
dev->tuner = TUNER_RTL2832_SI2157;
|
||
dev->tuner_name = "SI2157";
|
||
goto tuner_found;
|
||
}
|
||
|
||
tuner_found:
|
||
dev_dbg(&d->intf->dev, "tuner=%s\n", dev->tuner_name);
|
||
|
||
/* probe slave demod */
|
||
if (dev->tuner == TUNER_RTL2832_R828D) {
|
||
/* power off slave demod on GPIO0 to reset CXD2837ER */
|
||
ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_VAL, 0x00, 0x01);
|
||
if (ret)
|
||
goto err;
|
||
|
||
ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_EN, 0x00, 0x01);
|
||
if (ret)
|
||
goto err;
|
||
|
||
msleep(50);
|
||
|
||
/* power on slave demod on GPIO0 */
|
||
ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_VAL, 0x01, 0x01);
|
||
if (ret)
|
||
goto err;
|
||
|
||
ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_DIR, 0x00, 0x01);
|
||
if (ret)
|
||
goto err;
|
||
|
||
ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_EN, 0x01, 0x01);
|
||
if (ret)
|
||
goto err;
|
||
|
||
/* slave demod needs some time to wake up */
|
||
msleep(20);
|
||
|
||
/* check slave answers */
|
||
ret = rtl28xxu_ctrl_msg(d, &req_mn88472);
|
||
if (ret == 0 && buf[0] == 0x02) {
|
||
dev_dbg(&d->intf->dev, "MN88472 found\n");
|
||
dev->slave_demod = SLAVE_DEMOD_MN88472;
|
||
goto demod_found;
|
||
}
|
||
|
||
ret = rtl28xxu_ctrl_msg(d, &req_mn88473);
|
||
if (ret == 0 && buf[0] == 0x03) {
|
||
dev_dbg(&d->intf->dev, "MN88473 found\n");
|
||
dev->slave_demod = SLAVE_DEMOD_MN88473;
|
||
goto demod_found;
|
||
}
|
||
|
||
ret = rtl28xxu_ctrl_msg(d, &req_cxd2837er);
|
||
if (ret == 0 && buf[0] == 0xb1) {
|
||
dev_dbg(&d->intf->dev, "CXD2837ER found\n");
|
||
dev->slave_demod = SLAVE_DEMOD_CXD2837ER;
|
||
goto demod_found;
|
||
}
|
||
}
|
||
if (dev->tuner == TUNER_RTL2832_SI2157) {
|
||
/* check Si2168 ID register; reg=c8 val=80 */
|
||
ret = rtl28xxu_ctrl_msg(d, &req_si2168);
|
||
if (ret == 0 && ((buf[0] & 0x80) == 0x80)) {
|
||
dev_dbg(&d->intf->dev, "Si2168 found\n");
|
||
dev->slave_demod = SLAVE_DEMOD_SI2168;
|
||
goto demod_found;
|
||
}
|
||
}
|
||
|
||
demod_found:
|
||
/* close demod I2C gate */
|
||
ret = rtl28xxu_ctrl_msg(d, &req_gate_close);
|
||
if (ret < 0)
|
||
goto err;
|
||
|
||
return 0;
|
||
err:
|
||
dev_dbg(&d->intf->dev, "failed=%d\n", ret);
|
||
return ret;
|
||
}
|
||
|
||
static int rtl28xxu_read_config(struct dvb_usb_device *d)
|
||
{
|
||
struct rtl28xxu_dev *dev = d_to_priv(d);
|
||
|
||
if (dev->chip_id == CHIP_ID_RTL2831U)
|
||
return rtl2831u_read_config(d);
|
||
else
|
||
return rtl2832u_read_config(d);
|
||
}
|
||
|
||
static int rtl28xxu_identify_state(struct dvb_usb_device *d, const char **name)
|
||
{
|
||
struct rtl28xxu_dev *dev = d_to_priv(d);
|
||
int ret;
|
||
struct rtl28xxu_req req_demod_i2c = {0x0020, CMD_I2C_DA_RD, 0, NULL};
|
||
|
||
dev_dbg(&d->intf->dev, "\n");
|
||
|
||
/*
|
||
* Detect chip type using I2C command that is not supported
|
||
* by old RTL2831U.
|
||
*/
|
||
ret = rtl28xxu_ctrl_msg(d, &req_demod_i2c);
|
||
if (ret == -EPIPE) {
|
||
dev->chip_id = CHIP_ID_RTL2831U;
|
||
} else if (ret == 0) {
|
||
dev->chip_id = CHIP_ID_RTL2832U;
|
||
} else {
|
||
dev_err(&d->intf->dev, "chip type detection failed %d\n", ret);
|
||
goto err;
|
||
}
|
||
dev_dbg(&d->intf->dev, "chip_id=%u\n", dev->chip_id);
|
||
|
||
/* Retry failed I2C messages */
|
||
d->i2c_adap.retries = 3;
|
||
d->i2c_adap.timeout = msecs_to_jiffies(10);
|
||
|
||
return WARM;
|
||
err:
|
||
dev_dbg(&d->intf->dev, "failed=%d\n", ret);
|
||
return ret;
|
||
}
|
||
|
||
static const struct rtl2830_platform_data rtl2830_mt2060_platform_data = {
|
||
.clk = 28800000,
|
||
.spec_inv = 1,
|
||
.vtop = 0x20,
|
||
.krf = 0x04,
|
||
.agc_targ_val = 0x2d,
|
||
|
||
};
|
||
|
||
static const struct rtl2830_platform_data rtl2830_qt1010_platform_data = {
|
||
.clk = 28800000,
|
||
.spec_inv = 1,
|
||
.vtop = 0x20,
|
||
.krf = 0x04,
|
||
.agc_targ_val = 0x2d,
|
||
};
|
||
|
||
static const struct rtl2830_platform_data rtl2830_mxl5005s_platform_data = {
|
||
.clk = 28800000,
|
||
.spec_inv = 0,
|
||
.vtop = 0x3f,
|
||
.krf = 0x04,
|
||
.agc_targ_val = 0x3e,
|
||
};
|
||
|
||
static int rtl2831u_frontend_attach(struct dvb_usb_adapter *adap)
|
||
{
|
||
struct dvb_usb_device *d = adap_to_d(adap);
|
||
struct rtl28xxu_dev *dev = d_to_priv(d);
|
||
struct rtl2830_platform_data *pdata = &dev->rtl2830_platform_data;
|
||
struct i2c_board_info board_info;
|
||
struct i2c_client *client;
|
||
int ret;
|
||
|
||
dev_dbg(&d->intf->dev, "\n");
|
||
|
||
switch (dev->tuner) {
|
||
case TUNER_RTL2830_QT1010:
|
||
*pdata = rtl2830_qt1010_platform_data;
|
||
break;
|
||
case TUNER_RTL2830_MT2060:
|
||
*pdata = rtl2830_mt2060_platform_data;
|
||
break;
|
||
case TUNER_RTL2830_MXL5005S:
|
||
*pdata = rtl2830_mxl5005s_platform_data;
|
||
break;
|
||
default:
|
||
dev_err(&d->intf->dev, "unknown tuner %s\n", dev->tuner_name);
|
||
ret = -ENODEV;
|
||
goto err;
|
||
}
|
||
|
||
/* attach demodulator */
|
||
memset(&board_info, 0, sizeof(board_info));
|
||
strscpy(board_info.type, "rtl2830", I2C_NAME_SIZE);
|
||
board_info.addr = 0x10;
|
||
board_info.platform_data = pdata;
|
||
request_module("%s", board_info.type);
|
||
client = i2c_new_client_device(&d->i2c_adap, &board_info);
|
||
if (!i2c_client_has_driver(client)) {
|
||
ret = -ENODEV;
|
||
goto err;
|
||
}
|
||
|
||
if (!try_module_get(client->dev.driver->owner)) {
|
||
i2c_unregister_device(client);
|
||
ret = -ENODEV;
|
||
goto err;
|
||
}
|
||
|
||
adap->fe[0] = pdata->get_dvb_frontend(client);
|
||
dev->demod_i2c_adapter = pdata->get_i2c_adapter(client);
|
||
|
||
dev->i2c_client_demod = client;
|
||
|
||
return 0;
|
||
err:
|
||
dev_dbg(&d->intf->dev, "failed=%d\n", ret);
|
||
return ret;
|
||
}
|
||
|
||
static const struct rtl2832_platform_data rtl2832_fc2580_platform_data = {
|
||
.clk = 28800000,
|
||
.tuner = TUNER_RTL2832_FC2580,
|
||
};
|
||
|
||
static const struct rtl2832_platform_data rtl2832_fc0012_platform_data = {
|
||
.clk = 28800000,
|
||
.tuner = TUNER_RTL2832_FC0012
|
||
};
|
||
|
||
static const struct rtl2832_platform_data rtl2832_fc0013_platform_data = {
|
||
.clk = 28800000,
|
||
.tuner = TUNER_RTL2832_FC0013
|
||
};
|
||
|
||
static const struct rtl2832_platform_data rtl2832_tua9001_platform_data = {
|
||
.clk = 28800000,
|
||
.tuner = TUNER_RTL2832_TUA9001,
|
||
};
|
||
|
||
static const struct rtl2832_platform_data rtl2832_e4000_platform_data = {
|
||
.clk = 28800000,
|
||
.tuner = TUNER_RTL2832_E4000,
|
||
};
|
||
|
||
static const struct rtl2832_platform_data rtl2832_r820t_platform_data = {
|
||
.clk = 28800000,
|
||
.tuner = TUNER_RTL2832_R820T,
|
||
};
|
||
|
||
static const struct rtl2832_platform_data rtl2832_si2157_platform_data = {
|
||
.clk = 28800000,
|
||
.tuner = TUNER_RTL2832_SI2157,
|
||
};
|
||
|
||
static int rtl2832u_fc0012_tuner_callback(struct dvb_usb_device *d,
|
||
int cmd, int arg)
|
||
{
|
||
int ret;
|
||
u8 val;
|
||
|
||
dev_dbg(&d->intf->dev, "cmd=%d arg=%d\n", cmd, arg);
|
||
|
||
switch (cmd) {
|
||
case FC_FE_CALLBACK_VHF_ENABLE:
|
||
/* set output values */
|
||
ret = rtl28xxu_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 = rtl28xxu_wr_reg(d, SYS_GPIO_OUT_VAL, val);
|
||
if (ret)
|
||
goto err;
|
||
break;
|
||
default:
|
||
ret = -EINVAL;
|
||
goto err;
|
||
}
|
||
return 0;
|
||
err:
|
||
dev_dbg(&d->intf->dev, "failed=%d\n", ret);
|
||
return ret;
|
||
}
|
||
|
||
static int rtl2832u_tua9001_tuner_callback(struct dvb_usb_device *d,
|
||
int cmd, int arg)
|
||
{
|
||
int ret;
|
||
u8 val;
|
||
|
||
dev_dbg(&d->intf->dev, "cmd=%d arg=%d\n", cmd, arg);
|
||
|
||
/*
|
||
* CEN always enabled by hardware wiring
|
||
* RESETN GPIO4
|
||
* RXEN GPIO1
|
||
*/
|
||
|
||
switch (cmd) {
|
||
case TUA9001_CMD_RESETN:
|
||
if (arg)
|
||
val = (1 << 4);
|
||
else
|
||
val = (0 << 4);
|
||
|
||
ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_VAL, val, 0x10);
|
||
if (ret)
|
||
goto err;
|
||
break;
|
||
case TUA9001_CMD_RXEN:
|
||
if (arg)
|
||
val = (1 << 1);
|
||
else
|
||
val = (0 << 1);
|
||
|
||
ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_VAL, val, 0x02);
|
||
if (ret)
|
||
goto err;
|
||
break;
|
||
}
|
||
|
||
return 0;
|
||
err:
|
||
dev_dbg(&d->intf->dev, "failed=%d\n", ret);
|
||
return ret;
|
||
}
|
||
|
||
static int rtl2832u_frontend_callback(void *adapter_priv, int component,
|
||
int cmd, int arg)
|
||
{
|
||
struct i2c_adapter *adapter = adapter_priv;
|
||
struct device *parent = adapter->dev.parent;
|
||
struct i2c_adapter *parent_adapter;
|
||
struct dvb_usb_device *d;
|
||
struct rtl28xxu_dev *dev;
|
||
|
||
/*
|
||
* All tuners are connected to demod muxed I2C adapter. We have to
|
||
* resolve its parent adapter in order to get handle for this driver
|
||
* private data. That is a bit hackish solution, GPIO or direct driver
|
||
* callback would be better...
|
||
*/
|
||
if (parent != NULL && parent->type == &i2c_adapter_type)
|
||
parent_adapter = to_i2c_adapter(parent);
|
||
else
|
||
return -EINVAL;
|
||
|
||
d = i2c_get_adapdata(parent_adapter);
|
||
dev = d->priv;
|
||
|
||
dev_dbg(&d->intf->dev, "component=%d cmd=%d arg=%d\n",
|
||
component, cmd, arg);
|
||
|
||
switch (component) {
|
||
case DVB_FRONTEND_COMPONENT_TUNER:
|
||
switch (dev->tuner) {
|
||
case TUNER_RTL2832_FC0012:
|
||
return rtl2832u_fc0012_tuner_callback(d, cmd, arg);
|
||
case TUNER_RTL2832_TUA9001:
|
||
return rtl2832u_tua9001_tuner_callback(d, cmd, arg);
|
||
}
|
||
}
|
||
|
||
return 0;
|
||
}
|
||
|
||
static int rtl2832u_frontend_attach(struct dvb_usb_adapter *adap)
|
||
{
|
||
struct dvb_usb_device *d = adap_to_d(adap);
|
||
struct rtl28xxu_dev *dev = d_to_priv(d);
|
||
struct rtl2832_platform_data *pdata = &dev->rtl2832_platform_data;
|
||
struct i2c_board_info board_info;
|
||
struct i2c_client *client;
|
||
int ret;
|
||
|
||
dev_dbg(&d->intf->dev, "\n");
|
||
|
||
switch (dev->tuner) {
|
||
case TUNER_RTL2832_FC0012:
|
||
*pdata = rtl2832_fc0012_platform_data;
|
||
break;
|
||
case TUNER_RTL2832_FC0013:
|
||
*pdata = rtl2832_fc0013_platform_data;
|
||
break;
|
||
case TUNER_RTL2832_FC2580:
|
||
*pdata = rtl2832_fc2580_platform_data;
|
||
break;
|
||
case TUNER_RTL2832_TUA9001:
|
||
*pdata = rtl2832_tua9001_platform_data;
|
||
break;
|
||
case TUNER_RTL2832_E4000:
|
||
*pdata = rtl2832_e4000_platform_data;
|
||
break;
|
||
case TUNER_RTL2832_R820T:
|
||
case TUNER_RTL2832_R828D:
|
||
*pdata = rtl2832_r820t_platform_data;
|
||
break;
|
||
case TUNER_RTL2832_SI2157:
|
||
*pdata = rtl2832_si2157_platform_data;
|
||
break;
|
||
default:
|
||
dev_err(&d->intf->dev, "unknown tuner %s\n", dev->tuner_name);
|
||
ret = -ENODEV;
|
||
goto err;
|
||
}
|
||
|
||
/* attach demodulator */
|
||
memset(&board_info, 0, sizeof(board_info));
|
||
strscpy(board_info.type, "rtl2832", I2C_NAME_SIZE);
|
||
board_info.addr = 0x10;
|
||
board_info.platform_data = pdata;
|
||
request_module("%s", board_info.type);
|
||
client = i2c_new_client_device(&d->i2c_adap, &board_info);
|
||
if (!i2c_client_has_driver(client)) {
|
||
ret = -ENODEV;
|
||
goto err;
|
||
}
|
||
|
||
if (!try_module_get(client->dev.driver->owner)) {
|
||
i2c_unregister_device(client);
|
||
ret = -ENODEV;
|
||
goto err;
|
||
}
|
||
|
||
adap->fe[0] = pdata->get_dvb_frontend(client);
|
||
dev->demod_i2c_adapter = pdata->get_i2c_adapter(client);
|
||
|
||
dev->i2c_client_demod = client;
|
||
|
||
/* set fe callback */
|
||
adap->fe[0]->callback = rtl2832u_frontend_callback;
|
||
|
||
if (dev->slave_demod) {
|
||
struct i2c_board_info info = {};
|
||
|
||
/*
|
||
* We continue on reduced mode, without DVB-T2/C, using master
|
||
* demod, when slave demod fails.
|
||
*/
|
||
ret = 0;
|
||
|
||
/* attach slave demodulator */
|
||
if (dev->slave_demod == SLAVE_DEMOD_MN88472) {
|
||
struct mn88472_config mn88472_config = {};
|
||
|
||
mn88472_config.fe = &adap->fe[1];
|
||
mn88472_config.i2c_wr_max = 22,
|
||
strscpy(info.type, "mn88472", I2C_NAME_SIZE);
|
||
mn88472_config.xtal = 20500000;
|
||
mn88472_config.ts_mode = SERIAL_TS_MODE;
|
||
mn88472_config.ts_clock = VARIABLE_TS_CLOCK;
|
||
info.addr = 0x18;
|
||
info.platform_data = &mn88472_config;
|
||
request_module(info.type);
|
||
client = i2c_new_client_device(&d->i2c_adap, &info);
|
||
if (!i2c_client_has_driver(client)) {
|
||
dev->slave_demod = SLAVE_DEMOD_NONE;
|
||
goto err_slave_demod_failed;
|
||
}
|
||
|
||
if (!try_module_get(client->dev.driver->owner)) {
|
||
i2c_unregister_device(client);
|
||
dev->slave_demod = SLAVE_DEMOD_NONE;
|
||
goto err_slave_demod_failed;
|
||
}
|
||
|
||
dev->i2c_client_slave_demod = client;
|
||
} else if (dev->slave_demod == SLAVE_DEMOD_MN88473) {
|
||
struct mn88473_config mn88473_config = {};
|
||
|
||
mn88473_config.fe = &adap->fe[1];
|
||
mn88473_config.i2c_wr_max = 22,
|
||
strscpy(info.type, "mn88473", I2C_NAME_SIZE);
|
||
info.addr = 0x18;
|
||
info.platform_data = &mn88473_config;
|
||
request_module(info.type);
|
||
client = i2c_new_client_device(&d->i2c_adap, &info);
|
||
if (!i2c_client_has_driver(client)) {
|
||
dev->slave_demod = SLAVE_DEMOD_NONE;
|
||
goto err_slave_demod_failed;
|
||
}
|
||
|
||
if (!try_module_get(client->dev.driver->owner)) {
|
||
i2c_unregister_device(client);
|
||
dev->slave_demod = SLAVE_DEMOD_NONE;
|
||
goto err_slave_demod_failed;
|
||
}
|
||
|
||
dev->i2c_client_slave_demod = client;
|
||
} else if (dev->slave_demod == SLAVE_DEMOD_CXD2837ER) {
|
||
struct cxd2841er_config cxd2837er_config = {};
|
||
|
||
cxd2837er_config.i2c_addr = 0xd8;
|
||
cxd2837er_config.xtal = SONY_XTAL_20500;
|
||
cxd2837er_config.flags = (CXD2841ER_AUTO_IFHZ |
|
||
CXD2841ER_NO_AGCNEG | CXD2841ER_TSBITS |
|
||
CXD2841ER_EARLY_TUNE | CXD2841ER_TS_SERIAL);
|
||
adap->fe[1] = dvb_attach(cxd2841er_attach_t_c,
|
||
&cxd2837er_config,
|
||
&d->i2c_adap);
|
||
if (!adap->fe[1]) {
|
||
dev->slave_demod = SLAVE_DEMOD_NONE;
|
||
goto err_slave_demod_failed;
|
||
}
|
||
adap->fe[1]->id = 1;
|
||
dev->i2c_client_slave_demod = NULL;
|
||
} else {
|
||
struct si2168_config si2168_config = {};
|
||
struct i2c_adapter *adapter;
|
||
|
||
si2168_config.i2c_adapter = &adapter;
|
||
si2168_config.fe = &adap->fe[1];
|
||
si2168_config.ts_mode = SI2168_TS_SERIAL;
|
||
si2168_config.ts_clock_inv = false;
|
||
si2168_config.ts_clock_gapped = true;
|
||
strscpy(info.type, "si2168", I2C_NAME_SIZE);
|
||
info.addr = 0x64;
|
||
info.platform_data = &si2168_config;
|
||
request_module(info.type);
|
||
client = i2c_new_client_device(&d->i2c_adap, &info);
|
||
if (!i2c_client_has_driver(client)) {
|
||
dev->slave_demod = SLAVE_DEMOD_NONE;
|
||
goto err_slave_demod_failed;
|
||
}
|
||
|
||
if (!try_module_get(client->dev.driver->owner)) {
|
||
i2c_unregister_device(client);
|
||
dev->slave_demod = SLAVE_DEMOD_NONE;
|
||
goto err_slave_demod_failed;
|
||
}
|
||
|
||
dev->i2c_client_slave_demod = client;
|
||
|
||
/* for Si2168 devices use only new I2C write method */
|
||
dev->new_i2c_write = true;
|
||
}
|
||
}
|
||
return 0;
|
||
err_slave_demod_failed:
|
||
err:
|
||
dev_dbg(&d->intf->dev, "failed=%d\n", ret);
|
||
return ret;
|
||
}
|
||
|
||
static int rtl28xxu_frontend_attach(struct dvb_usb_adapter *adap)
|
||
{
|
||
struct rtl28xxu_dev *dev = adap_to_priv(adap);
|
||
|
||
if (dev->chip_id == CHIP_ID_RTL2831U)
|
||
return rtl2831u_frontend_attach(adap);
|
||
else
|
||
return rtl2832u_frontend_attach(adap);
|
||
}
|
||
|
||
static int rtl28xxu_frontend_detach(struct dvb_usb_adapter *adap)
|
||
{
|
||
struct dvb_usb_device *d = adap_to_d(adap);
|
||
struct rtl28xxu_dev *dev = d_to_priv(d);
|
||
struct i2c_client *client;
|
||
|
||
dev_dbg(&d->intf->dev, "\n");
|
||
|
||
/* remove I2C slave demod */
|
||
client = dev->i2c_client_slave_demod;
|
||
if (client) {
|
||
module_put(client->dev.driver->owner);
|
||
i2c_unregister_device(client);
|
||
}
|
||
|
||
/* remove I2C demod */
|
||
client = dev->i2c_client_demod;
|
||
if (client) {
|
||
module_put(client->dev.driver->owner);
|
||
i2c_unregister_device(client);
|
||
}
|
||
|
||
return 0;
|
||
}
|
||
|
||
static struct qt1010_config rtl28xxu_qt1010_config = {
|
||
.i2c_address = 0x62, /* 0xc4 */
|
||
};
|
||
|
||
static struct mt2060_config rtl28xxu_mt2060_config = {
|
||
.i2c_address = 0x60, /* 0xc0 */
|
||
.clock_out = 0,
|
||
};
|
||
|
||
static struct mxl5005s_config rtl28xxu_mxl5005s_config = {
|
||
.i2c_address = 0x63, /* 0xc6 */
|
||
.if_freq = IF_FREQ_4570000HZ,
|
||
.xtal_freq = CRYSTAL_FREQ_16000000HZ,
|
||
.agc_mode = MXL_SINGLE_AGC,
|
||
.tracking_filter = MXL_TF_C_H,
|
||
.rssi_enable = MXL_RSSI_ENABLE,
|
||
.cap_select = MXL_CAP_SEL_ENABLE,
|
||
.div_out = MXL_DIV_OUT_4,
|
||
.clock_out = MXL_CLOCK_OUT_DISABLE,
|
||
.output_load = MXL5005S_IF_OUTPUT_LOAD_200_OHM,
|
||
.top = MXL5005S_TOP_25P2,
|
||
.mod_mode = MXL_DIGITAL_MODE,
|
||
.if_mode = MXL_ZERO_IF,
|
||
.AgcMasterByte = 0x00,
|
||
};
|
||
|
||
static int rtl2831u_tuner_attach(struct dvb_usb_adapter *adap)
|
||
{
|
||
int ret;
|
||
struct dvb_usb_device *d = adap_to_d(adap);
|
||
struct rtl28xxu_dev *dev = d_to_priv(d);
|
||
struct dvb_frontend *fe;
|
||
|
||
dev_dbg(&d->intf->dev, "\n");
|
||
|
||
switch (dev->tuner) {
|
||
case TUNER_RTL2830_QT1010:
|
||
fe = dvb_attach(qt1010_attach, adap->fe[0],
|
||
dev->demod_i2c_adapter,
|
||
&rtl28xxu_qt1010_config);
|
||
break;
|
||
case TUNER_RTL2830_MT2060:
|
||
fe = dvb_attach(mt2060_attach, adap->fe[0],
|
||
dev->demod_i2c_adapter,
|
||
&rtl28xxu_mt2060_config, 1220);
|
||
break;
|
||
case TUNER_RTL2830_MXL5005S:
|
||
fe = dvb_attach(mxl5005s_attach, adap->fe[0],
|
||
dev->demod_i2c_adapter,
|
||
&rtl28xxu_mxl5005s_config);
|
||
break;
|
||
default:
|
||
fe = NULL;
|
||
dev_err(&d->intf->dev, "unknown tuner %d\n", dev->tuner);
|
||
}
|
||
|
||
if (fe == NULL) {
|
||
ret = -ENODEV;
|
||
goto err;
|
||
}
|
||
|
||
return 0;
|
||
err:
|
||
dev_dbg(&d->intf->dev, "failed=%d\n", ret);
|
||
return ret;
|
||
}
|
||
|
||
static const struct fc0012_config rtl2832u_fc0012_config = {
|
||
.i2c_address = 0x63, /* 0xc6 >> 1 */
|
||
.xtal_freq = FC_XTAL_28_8_MHZ,
|
||
};
|
||
|
||
static const struct r820t_config rtl2832u_r820t_config = {
|
||
.i2c_addr = 0x1a,
|
||
.xtal = 28800000,
|
||
.max_i2c_msg_len = 2,
|
||
.rafael_chip = CHIP_R820T,
|
||
};
|
||
|
||
static const struct r820t_config rtl2832u_r828d_config = {
|
||
.i2c_addr = 0x3a,
|
||
.xtal = 16000000,
|
||
.max_i2c_msg_len = 2,
|
||
.rafael_chip = CHIP_R828D,
|
||
};
|
||
|
||
static int rtl2832u_tuner_attach(struct dvb_usb_adapter *adap)
|
||
{
|
||
int ret;
|
||
struct dvb_usb_device *d = adap_to_d(adap);
|
||
struct rtl28xxu_dev *dev = d_to_priv(d);
|
||
struct dvb_frontend *fe = NULL;
|
||
struct i2c_board_info info;
|
||
struct i2c_client *client;
|
||
struct v4l2_subdev *subdev = NULL;
|
||
struct platform_device *pdev;
|
||
struct rtl2832_sdr_platform_data pdata;
|
||
|
||
dev_dbg(&d->intf->dev, "\n");
|
||
|
||
memset(&info, 0, sizeof(struct i2c_board_info));
|
||
memset(&pdata, 0, sizeof(pdata));
|
||
|
||
switch (dev->tuner) {
|
||
case TUNER_RTL2832_FC0012:
|
||
fe = dvb_attach(fc0012_attach, adap->fe[0],
|
||
dev->demod_i2c_adapter, &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;
|
||
break;
|
||
case TUNER_RTL2832_FC0013:
|
||
fe = dvb_attach(fc0013_attach, adap->fe[0],
|
||
dev->demod_i2c_adapter, 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;
|
||
break;
|
||
case TUNER_RTL2832_E4000: {
|
||
struct e4000_config e4000_config = {
|
||
.fe = adap->fe[0],
|
||
.clock = 28800000,
|
||
};
|
||
|
||
strscpy(info.type, "e4000", I2C_NAME_SIZE);
|
||
info.addr = 0x64;
|
||
info.platform_data = &e4000_config;
|
||
|
||
request_module(info.type);
|
||
client = i2c_new_client_device(dev->demod_i2c_adapter,
|
||
&info);
|
||
if (!i2c_client_has_driver(client))
|
||
break;
|
||
|
||
if (!try_module_get(client->dev.driver->owner)) {
|
||
i2c_unregister_device(client);
|
||
break;
|
||
}
|
||
|
||
dev->i2c_client_tuner = client;
|
||
subdev = i2c_get_clientdata(client);
|
||
}
|
||
break;
|
||
case TUNER_RTL2832_FC2580: {
|
||
struct fc2580_platform_data fc2580_pdata = {
|
||
.dvb_frontend = adap->fe[0],
|
||
};
|
||
struct i2c_board_info board_info = {};
|
||
|
||
strscpy(board_info.type, "fc2580", I2C_NAME_SIZE);
|
||
board_info.addr = 0x56;
|
||
board_info.platform_data = &fc2580_pdata;
|
||
request_module("fc2580");
|
||
client = i2c_new_client_device(dev->demod_i2c_adapter,
|
||
&board_info);
|
||
if (!i2c_client_has_driver(client))
|
||
break;
|
||
if (!try_module_get(client->dev.driver->owner)) {
|
||
i2c_unregister_device(client);
|
||
break;
|
||
}
|
||
dev->i2c_client_tuner = client;
|
||
subdev = fc2580_pdata.get_v4l2_subdev(client);
|
||
}
|
||
break;
|
||
case TUNER_RTL2832_TUA9001: {
|
||
struct tua9001_platform_data tua9001_pdata = {
|
||
.dvb_frontend = adap->fe[0],
|
||
};
|
||
struct i2c_board_info board_info = {};
|
||
|
||
/* enable GPIO1 and GPIO4 as output */
|
||
ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_DIR, 0x00, 0x12);
|
||
if (ret)
|
||
goto err;
|
||
|
||
ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_EN, 0x12, 0x12);
|
||
if (ret)
|
||
goto err;
|
||
|
||
strscpy(board_info.type, "tua9001", I2C_NAME_SIZE);
|
||
board_info.addr = 0x60;
|
||
board_info.platform_data = &tua9001_pdata;
|
||
request_module("tua9001");
|
||
client = i2c_new_client_device(dev->demod_i2c_adapter,
|
||
&board_info);
|
||
if (!i2c_client_has_driver(client))
|
||
break;
|
||
if (!try_module_get(client->dev.driver->owner)) {
|
||
i2c_unregister_device(client);
|
||
break;
|
||
}
|
||
dev->i2c_client_tuner = client;
|
||
break;
|
||
}
|
||
case TUNER_RTL2832_R820T:
|
||
fe = dvb_attach(r820t_attach, adap->fe[0],
|
||
dev->demod_i2c_adapter,
|
||
&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;
|
||
break;
|
||
case TUNER_RTL2832_R828D:
|
||
fe = dvb_attach(r820t_attach, adap->fe[0],
|
||
dev->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],
|
||
dev->demod_i2c_adapter,
|
||
&rtl2832u_r828d_config);
|
||
adap->fe[1]->ops.read_signal_strength =
|
||
adap->fe[1]->ops.tuner_ops.get_rf_strength;
|
||
}
|
||
break;
|
||
case TUNER_RTL2832_SI2157: {
|
||
struct si2157_config si2157_config = {
|
||
.fe = adap->fe[0],
|
||
.if_port = 0,
|
||
.inversion = false,
|
||
};
|
||
|
||
strscpy(info.type, "si2157", I2C_NAME_SIZE);
|
||
info.addr = 0x60;
|
||
info.platform_data = &si2157_config;
|
||
request_module(info.type);
|
||
client = i2c_new_client_device(&d->i2c_adap, &info);
|
||
if (!i2c_client_has_driver(client))
|
||
break;
|
||
|
||
if (!try_module_get(client->dev.driver->owner)) {
|
||
i2c_unregister_device(client);
|
||
break;
|
||
}
|
||
|
||
dev->i2c_client_tuner = client;
|
||
subdev = i2c_get_clientdata(client);
|
||
|
||
/* copy tuner ops for 2nd FE as tuner is shared */
|
||
if (adap->fe[1]) {
|
||
adap->fe[1]->tuner_priv =
|
||
adap->fe[0]->tuner_priv;
|
||
memcpy(&adap->fe[1]->ops.tuner_ops,
|
||
&adap->fe[0]->ops.tuner_ops,
|
||
sizeof(struct dvb_tuner_ops));
|
||
}
|
||
}
|
||
break;
|
||
default:
|
||
dev_err(&d->intf->dev, "unknown tuner %d\n", dev->tuner);
|
||
}
|
||
if (fe == NULL && dev->i2c_client_tuner == NULL) {
|
||
ret = -ENODEV;
|
||
goto err;
|
||
}
|
||
|
||
/* register SDR */
|
||
switch (dev->tuner) {
|
||
case TUNER_RTL2832_FC2580:
|
||
case TUNER_RTL2832_FC0012:
|
||
case TUNER_RTL2832_FC0013:
|
||
case TUNER_RTL2832_E4000:
|
||
case TUNER_RTL2832_R820T:
|
||
case TUNER_RTL2832_R828D:
|
||
pdata.clk = dev->rtl2832_platform_data.clk;
|
||
pdata.tuner = dev->tuner;
|
||
pdata.regmap = dev->rtl2832_platform_data.regmap;
|
||
pdata.dvb_frontend = adap->fe[0];
|
||
pdata.dvb_usb_device = d;
|
||
pdata.v4l2_subdev = subdev;
|
||
|
||
request_module("%s", "rtl2832_sdr");
|
||
pdev = platform_device_register_data(&d->intf->dev,
|
||
"rtl2832_sdr",
|
||
PLATFORM_DEVID_AUTO,
|
||
&pdata, sizeof(pdata));
|
||
if (IS_ERR(pdev) || pdev->dev.driver == NULL)
|
||
break;
|
||
dev->platform_device_sdr = pdev;
|
||
break;
|
||
default:
|
||
dev_dbg(&d->intf->dev, "no SDR for tuner=%d\n", dev->tuner);
|
||
}
|
||
|
||
return 0;
|
||
err:
|
||
dev_dbg(&d->intf->dev, "failed=%d\n", ret);
|
||
return ret;
|
||
}
|
||
|
||
static int rtl28xxu_tuner_attach(struct dvb_usb_adapter *adap)
|
||
{
|
||
struct rtl28xxu_dev *dev = adap_to_priv(adap);
|
||
|
||
if (dev->chip_id == CHIP_ID_RTL2831U)
|
||
return rtl2831u_tuner_attach(adap);
|
||
else
|
||
return rtl2832u_tuner_attach(adap);
|
||
}
|
||
|
||
static int rtl28xxu_tuner_detach(struct dvb_usb_adapter *adap)
|
||
{
|
||
struct dvb_usb_device *d = adap_to_d(adap);
|
||
struct rtl28xxu_dev *dev = d_to_priv(d);
|
||
struct i2c_client *client;
|
||
struct platform_device *pdev;
|
||
|
||
dev_dbg(&d->intf->dev, "\n");
|
||
|
||
/* remove platform SDR */
|
||
pdev = dev->platform_device_sdr;
|
||
if (pdev)
|
||
platform_device_unregister(pdev);
|
||
|
||
/* remove I2C tuner */
|
||
client = dev->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->intf->dev, "\n");
|
||
|
||
/* init USB endpoints */
|
||
ret = rtl28xxu_rd_reg(d, USB_SYSCTL_0, &val);
|
||
if (ret)
|
||
goto err;
|
||
|
||
/* enable DMA and Full Packet Mode*/
|
||
val |= 0x09;
|
||
ret = rtl28xxu_wr_reg(d, USB_SYSCTL_0, val);
|
||
if (ret)
|
||
goto err;
|
||
|
||
/* set EPA maximum packet size to 0x0200 */
|
||
ret = rtl28xxu_wr_regs(d, USB_EPA_MAXPKT, "\x00\x02\x00\x00", 4);
|
||
if (ret)
|
||
goto err;
|
||
|
||
/* change EPA FIFO length */
|
||
ret = rtl28xxu_wr_regs(d, USB_EPA_FIFO_CFG, "\x14\x00\x00\x00", 4);
|
||
if (ret)
|
||
goto err;
|
||
|
||
return ret;
|
||
err:
|
||
dev_dbg(&d->intf->dev, "failed=%d\n", ret);
|
||
return ret;
|
||
}
|
||
|
||
static int rtl2831u_power_ctrl(struct dvb_usb_device *d, int onoff)
|
||
{
|
||
int ret;
|
||
u8 gpio, sys0, epa_ctl[2];
|
||
|
||
dev_dbg(&d->intf->dev, "onoff=%d\n", onoff);
|
||
|
||
/* demod adc */
|
||
ret = rtl28xxu_rd_reg(d, SYS_SYS0, &sys0);
|
||
if (ret)
|
||
goto err;
|
||
|
||
/* tuner power, read GPIOs */
|
||
ret = rtl28xxu_rd_reg(d, SYS_GPIO_OUT_VAL, &gpio);
|
||
if (ret)
|
||
goto err;
|
||
|
||
dev_dbg(&d->intf->dev, "RD SYS0=%02x GPIO_OUT_VAL=%02x\n", 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->intf->dev, "WR SYS0=%02x GPIO_OUT_VAL=%02x\n", sys0, gpio);
|
||
|
||
/* demod adc */
|
||
ret = rtl28xxu_wr_reg(d, SYS_SYS0, sys0);
|
||
if (ret)
|
||
goto err;
|
||
|
||
/* tuner power, write GPIOs */
|
||
ret = rtl28xxu_wr_reg(d, SYS_GPIO_OUT_VAL, gpio);
|
||
if (ret)
|
||
goto err;
|
||
|
||
/* streaming EP: stall & reset */
|
||
ret = rtl28xxu_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->intf->dev, "failed=%d\n", ret);
|
||
return ret;
|
||
}
|
||
|
||
static int rtl2832u_power_ctrl(struct dvb_usb_device *d, int onoff)
|
||
{
|
||
int ret;
|
||
|
||
dev_dbg(&d->intf->dev, "onoff=%d\n", onoff);
|
||
|
||
if (onoff) {
|
||
/* GPIO3=1, GPIO4=0 */
|
||
ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_VAL, 0x08, 0x18);
|
||
if (ret)
|
||
goto err;
|
||
|
||
/* suspend? */
|
||
ret = rtl28xxu_wr_reg_mask(d, SYS_DEMOD_CTL1, 0x00, 0x10);
|
||
if (ret)
|
||
goto err;
|
||
|
||
/* enable PLL */
|
||
ret = rtl28xxu_wr_reg_mask(d, SYS_DEMOD_CTL, 0x80, 0x80);
|
||
if (ret)
|
||
goto err;
|
||
|
||
/* disable reset */
|
||
ret = rtl28xxu_wr_reg_mask(d, SYS_DEMOD_CTL, 0x20, 0x20);
|
||
if (ret)
|
||
goto err;
|
||
|
||
/* streaming EP: clear stall & reset */
|
||
ret = rtl28xxu_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 {
|
||
/* GPIO4=1 */
|
||
ret = rtl28xxu_wr_reg_mask(d, SYS_GPIO_OUT_VAL, 0x10, 0x10);
|
||
if (ret)
|
||
goto err;
|
||
|
||
/* disable PLL */
|
||
ret = rtl28xxu_wr_reg_mask(d, SYS_DEMOD_CTL, 0x00, 0x80);
|
||
if (ret)
|
||
goto err;
|
||
|
||
/* streaming EP: set stall & reset */
|
||
ret = rtl28xxu_wr_regs(d, USB_EPA_CTL, "\x10\x02", 2);
|
||
if (ret)
|
||
goto err;
|
||
}
|
||
|
||
return ret;
|
||
err:
|
||
dev_dbg(&d->intf->dev, "failed=%d\n", ret);
|
||
return ret;
|
||
}
|
||
|
||
static int rtl28xxu_power_ctrl(struct dvb_usb_device *d, int onoff)
|
||
{
|
||
struct rtl28xxu_dev *dev = d_to_priv(d);
|
||
|
||
if (dev->chip_id == CHIP_ID_RTL2831U)
|
||
return rtl2831u_power_ctrl(d, onoff);
|
||
else
|
||
return rtl2832u_power_ctrl(d, onoff);
|
||
}
|
||
|
||
static int rtl28xxu_frontend_ctrl(struct dvb_frontend *fe, int onoff)
|
||
{
|
||
struct dvb_usb_device *d = fe_to_d(fe);
|
||
struct rtl28xxu_dev *dev = fe_to_priv(fe);
|
||
struct rtl2832_platform_data *pdata = &dev->rtl2832_platform_data;
|
||
int ret;
|
||
u8 val;
|
||
|
||
dev_dbg(&d->intf->dev, "fe=%d onoff=%d\n", fe->id, onoff);
|
||
|
||
if (dev->chip_id == CHIP_ID_RTL2831U)
|
||
return 0;
|
||
|
||
if (fe->id == 0) {
|
||
/* control internal demod ADC */
|
||
if (onoff)
|
||
val = 0x48; /* enable ADC */
|
||
else
|
||
val = 0x00; /* disable ADC */
|
||
|
||
ret = rtl28xxu_wr_reg_mask(d, SYS_DEMOD_CTL, val, 0x48);
|
||
if (ret)
|
||
goto err;
|
||
} else if (fe->id == 1) {
|
||
/* bypass slave demod TS through master demod */
|
||
ret = pdata->slave_ts_ctrl(dev->i2c_client_demod, onoff);
|
||
if (ret)
|
||
goto err;
|
||
}
|
||
|
||
return 0;
|
||
err:
|
||
dev_dbg(&d->intf->dev, "failed=%d\n", ret);
|
||
return ret;
|
||
}
|
||
|
||
#if IS_ENABLED(CONFIG_RC_CORE)
|
||
static int rtl2831u_rc_query(struct dvb_usb_device *d)
|
||
{
|
||
int ret, i;
|
||
struct rtl28xxu_dev *dev = d->priv;
|
||
u8 buf[5];
|
||
u32 rc_code;
|
||
static const 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 (!dev->rc_active) {
|
||
for (i = 0; i < ARRAY_SIZE(rc_nec_tab); i++) {
|
||
ret = rtl28xxu_wr_reg(d, rc_nec_tab[i].reg,
|
||
rc_nec_tab[i].val);
|
||
if (ret)
|
||
goto err;
|
||
}
|
||
dev->rc_active = true;
|
||
}
|
||
|
||
ret = rtl28xxu_rd_regs(d, SYS_IRRC_RP, buf, 5);
|
||
if (ret)
|
||
goto err;
|
||
|
||
if (buf[4] & 0x01) {
|
||
enum rc_proto proto;
|
||
|
||
if (buf[2] == (u8) ~buf[3]) {
|
||
if (buf[0] == (u8) ~buf[1]) {
|
||
/* NEC standard (16 bit) */
|
||
rc_code = RC_SCANCODE_NEC(buf[0], buf[2]);
|
||
proto = RC_PROTO_NEC;
|
||
} else {
|
||
/* NEC extended (24 bit) */
|
||
rc_code = RC_SCANCODE_NECX(buf[0] << 8 | buf[1],
|
||
buf[2]);
|
||
proto = RC_PROTO_NECX;
|
||
}
|
||
} else {
|
||
/* NEC full (32 bit) */
|
||
rc_code = RC_SCANCODE_NEC32(buf[0] << 24 | buf[1] << 16 |
|
||
buf[2] << 8 | buf[3]);
|
||
proto = RC_PROTO_NEC32;
|
||
}
|
||
|
||
rc_keydown(d->rc_dev, proto, rc_code, 0);
|
||
|
||
ret = rtl28xxu_wr_reg(d, SYS_IRRC_SR, 1);
|
||
if (ret)
|
||
goto err;
|
||
|
||
/* repeated intentionally to avoid extra keypress */
|
||
ret = rtl28xxu_wr_reg(d, SYS_IRRC_SR, 1);
|
||
if (ret)
|
||
goto err;
|
||
}
|
||
|
||
return ret;
|
||
err:
|
||
dev_dbg(&d->intf->dev, "failed=%d\n", ret);
|
||
return ret;
|
||
}
|
||
|
||
static int rtl2831u_get_rc_config(struct dvb_usb_device *d,
|
||
struct dvb_usb_rc *rc)
|
||
{
|
||
rc->map_name = RC_MAP_EMPTY;
|
||
rc->allowed_protos = RC_PROTO_BIT_NEC | RC_PROTO_BIT_NECX |
|
||
RC_PROTO_BIT_NEC32;
|
||
rc->query = rtl2831u_rc_query;
|
||
rc->interval = 400;
|
||
|
||
return 0;
|
||
}
|
||
|
||
static int rtl2832u_rc_query(struct dvb_usb_device *d)
|
||
{
|
||
int ret, i, len;
|
||
struct rtl28xxu_dev *dev = d->priv;
|
||
struct ir_raw_event ev = {};
|
||
u8 buf[128];
|
||
static const struct rtl28xxu_reg_val_mask refresh_tab[] = {
|
||
{IR_RX_IF, 0x03, 0xff},
|
||
{IR_RX_BUF_CTRL, 0x80, 0xff},
|
||
{IR_RX_CTRL, 0x80, 0xff},
|
||
};
|
||
|
||
/* init remote controller */
|
||
if (!dev->rc_active) {
|
||
static const struct rtl28xxu_reg_val_mask init_tab[] = {
|
||
{SYS_DEMOD_CTL1, 0x00, 0x04},
|
||
{SYS_DEMOD_CTL1, 0x00, 0x08},
|
||
{USB_CTRL, 0x20, 0x20},
|
||
{SYS_GPIO_DIR, 0x00, 0x08},
|
||
{SYS_GPIO_OUT_EN, 0x08, 0x08},
|
||
{SYS_GPIO_OUT_VAL, 0x08, 0x08},
|
||
{IR_MAX_DURATION0, 0xd0, 0xff},
|
||
{IR_MAX_DURATION1, 0x07, 0xff},
|
||
{IR_IDLE_LEN0, 0xc0, 0xff},
|
||
{IR_IDLE_LEN1, 0x00, 0xff},
|
||
{IR_GLITCH_LEN, 0x03, 0xff},
|
||
{IR_RX_CLK, 0x09, 0xff},
|
||
{IR_RX_CFG, 0x1c, 0xff},
|
||
{IR_MAX_H_TOL_LEN, 0x1e, 0xff},
|
||
{IR_MAX_L_TOL_LEN, 0x1e, 0xff},
|
||
{IR_RX_CTRL, 0x80, 0xff},
|
||
};
|
||
|
||
for (i = 0; i < ARRAY_SIZE(init_tab); i++) {
|
||
ret = rtl28xxu_wr_reg_mask(d, init_tab[i].reg,
|
||
init_tab[i].val, init_tab[i].mask);
|
||
if (ret)
|
||
goto err;
|
||
}
|
||
|
||
dev->rc_active = true;
|
||
}
|
||
|
||
ret = rtl28xxu_rd_reg(d, IR_RX_IF, &buf[0]);
|
||
if (ret)
|
||
goto err;
|
||
|
||
if (buf[0] != 0x83)
|
||
goto exit;
|
||
|
||
ret = rtl28xxu_rd_reg(d, IR_RX_BC, &buf[0]);
|
||
if (ret || buf[0] > sizeof(buf))
|
||
goto err;
|
||
|
||
len = buf[0];
|
||
|
||
/* read raw code from hw */
|
||
ret = rtl28xxu_rd_regs(d, IR_RX_BUF, buf, len);
|
||
if (ret)
|
||
goto err;
|
||
|
||
/* let hw receive new code */
|
||
for (i = 0; i < ARRAY_SIZE(refresh_tab); i++) {
|
||
ret = rtl28xxu_wr_reg_mask(d, refresh_tab[i].reg,
|
||
refresh_tab[i].val, refresh_tab[i].mask);
|
||
if (ret)
|
||
goto err;
|
||
}
|
||
|
||
/* pass data to Kernel IR decoder */
|
||
for (i = 0; i < len; i++) {
|
||
ev.pulse = buf[i] >> 7;
|
||
ev.duration = 50800 * (buf[i] & 0x7f);
|
||
ir_raw_event_store_with_filter(d->rc_dev, &ev);
|
||
}
|
||
|
||
/* 'flush' ir_raw_event_store_with_filter() */
|
||
ir_raw_event_handle(d->rc_dev);
|
||
exit:
|
||
return ret;
|
||
err:
|
||
dev_dbg(&d->intf->dev, "failed=%d\n", 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 rtl28xxu_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_PROTO_BIT_ALL_IR_DECODER;
|
||
rc->driver_type = RC_DRIVER_IR_RAW;
|
||
rc->query = rtl2832u_rc_query;
|
||
rc->interval = 200;
|
||
/* we program idle len to 0xc0, set timeout to one less */
|
||
rc->timeout = 0xbf * 50800;
|
||
|
||
return 0;
|
||
}
|
||
|
||
static int rtl28xxu_get_rc_config(struct dvb_usb_device *d,
|
||
struct dvb_usb_rc *rc)
|
||
{
|
||
struct rtl28xxu_dev *dev = d_to_priv(d);
|
||
|
||
if (dev->chip_id == CHIP_ID_RTL2831U)
|
||
return rtl2831u_get_rc_config(d, rc);
|
||
else
|
||
return rtl2832u_get_rc_config(d, rc);
|
||
}
|
||
#else
|
||
#define rtl28xxu_get_rc_config NULL
|
||
#endif
|
||
|
||
static int rtl28xxu_pid_filter_ctrl(struct dvb_usb_adapter *adap, int onoff)
|
||
{
|
||
struct rtl28xxu_dev *dev = adap_to_priv(adap);
|
||
|
||
if (dev->chip_id == CHIP_ID_RTL2831U) {
|
||
struct rtl2830_platform_data *pdata = &dev->rtl2830_platform_data;
|
||
|
||
return pdata->pid_filter_ctrl(adap->fe[0], onoff);
|
||
} else {
|
||
struct rtl2832_platform_data *pdata = &dev->rtl2832_platform_data;
|
||
|
||
return pdata->pid_filter_ctrl(adap->fe[0], onoff);
|
||
}
|
||
}
|
||
|
||
static int rtl28xxu_pid_filter(struct dvb_usb_adapter *adap, int index,
|
||
u16 pid, int onoff)
|
||
{
|
||
struct rtl28xxu_dev *dev = adap_to_priv(adap);
|
||
|
||
if (dev->chip_id == CHIP_ID_RTL2831U) {
|
||
struct rtl2830_platform_data *pdata = &dev->rtl2830_platform_data;
|
||
|
||
return pdata->pid_filter(adap->fe[0], index, pid, onoff);
|
||
} else {
|
||
struct rtl2832_platform_data *pdata = &dev->rtl2832_platform_data;
|
||
|
||
return pdata->pid_filter(adap->fe[0], index, pid, onoff);
|
||
}
|
||
}
|
||
|
||
static const struct dvb_usb_device_properties rtl28xxu_props = {
|
||
.driver_name = KBUILD_MODNAME,
|
||
.owner = THIS_MODULE,
|
||
.adapter_nr = adapter_nr,
|
||
.size_of_priv = sizeof(struct rtl28xxu_dev),
|
||
|
||
.identify_state = rtl28xxu_identify_state,
|
||
.power_ctrl = rtl28xxu_power_ctrl,
|
||
.frontend_ctrl = rtl28xxu_frontend_ctrl,
|
||
.i2c_algo = &rtl28xxu_i2c_algo,
|
||
.read_config = rtl28xxu_read_config,
|
||
.frontend_attach = rtl28xxu_frontend_attach,
|
||
.frontend_detach = rtl28xxu_frontend_detach,
|
||
.tuner_attach = rtl28xxu_tuner_attach,
|
||
.tuner_detach = rtl28xxu_tuner_detach,
|
||
.init = rtl28xxu_init,
|
||
.get_rc_config = rtl28xxu_get_rc_config,
|
||
|
||
.num_adapters = 1,
|
||
.adapter = {
|
||
{
|
||
.caps = DVB_USB_ADAP_HAS_PID_FILTER |
|
||
DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,
|
||
|
||
.pid_filter_count = 32,
|
||
.pid_filter_ctrl = rtl28xxu_pid_filter_ctrl,
|
||
.pid_filter = rtl28xxu_pid_filter,
|
||
|
||
.stream = DVB_USB_STREAM_BULK(0x81, 6, 8 * 512),
|
||
},
|
||
},
|
||
};
|
||
|
||
static const struct usb_device_id rtl28xxu_id_table[] = {
|
||
/* RTL2831U devices: */
|
||
{ DVB_USB_DEVICE(USB_VID_REALTEK, USB_PID_REALTEK_RTL2831U,
|
||
&rtl28xxu_props, "Realtek RTL2831U reference design", NULL) },
|
||
{ DVB_USB_DEVICE(USB_VID_WIDEVIEW, USB_PID_FREECOM_DVBT,
|
||
&rtl28xxu_props, "Freecom USB2.0 DVB-T", NULL) },
|
||
{ DVB_USB_DEVICE(USB_VID_WIDEVIEW, USB_PID_FREECOM_DVBT_2,
|
||
&rtl28xxu_props, "Freecom USB2.0 DVB-T", NULL) },
|
||
|
||
/* RTL2832U devices: */
|
||
{ DVB_USB_DEVICE(USB_VID_REALTEK, 0x2832,
|
||
&rtl28xxu_props, "Realtek RTL2832U reference design", NULL) },
|
||
{ DVB_USB_DEVICE(USB_VID_REALTEK, 0x2838,
|
||
&rtl28xxu_props, "Realtek RTL2832U reference design", NULL) },
|
||
{ DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_CINERGY_T_STICK_BLACK_REV1,
|
||
&rtl28xxu_props, "TerraTec Cinergy T Stick Black", RC_MAP_TERRATEC_SLIM) },
|
||
{ DVB_USB_DEVICE(USB_VID_GTEK, USB_PID_DELOCK_USB2_DVBT,
|
||
&rtl28xxu_props, "G-Tek Electronics Group Lifeview LV5TDLX DVB-T", NULL) },
|
||
{ DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_NOXON_DAB_STICK,
|
||
&rtl28xxu_props, "TerraTec NOXON DAB Stick", NULL) },
|
||
{ DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_NOXON_DAB_STICK_REV2,
|
||
&rtl28xxu_props, "TerraTec NOXON DAB Stick (rev 2)", NULL) },
|
||
{ DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_NOXON_DAB_STICK_REV3,
|
||
&rtl28xxu_props, "TerraTec NOXON DAB Stick (rev 3)", NULL) },
|
||
{ DVB_USB_DEVICE(USB_VID_GTEK, USB_PID_TREKSTOR_TERRES_2_0,
|
||
&rtl28xxu_props, "Trekstor DVB-T Stick Terres 2.0", NULL) },
|
||
{ DVB_USB_DEVICE(USB_VID_DEXATEK, 0x1101,
|
||
&rtl28xxu_props, "Dexatek DK DVB-T Dongle", NULL) },
|
||
{ DVB_USB_DEVICE(USB_VID_LEADTEK, 0x6680,
|
||
&rtl28xxu_props, "DigitalNow Quad DVB-T Receiver", NULL) },
|
||
{ DVB_USB_DEVICE(USB_VID_LEADTEK, USB_PID_WINFAST_DTV_DONGLE_MINID,
|
||
&rtl28xxu_props, "Leadtek Winfast DTV Dongle Mini D", NULL) },
|
||
{ DVB_USB_DEVICE(USB_VID_LEADTEK, USB_PID_WINFAST_DTV2000DS_PLUS,
|
||
&rtl28xxu_props, "Leadtek WinFast DTV2000DS Plus", RC_MAP_LEADTEK_Y04G0051) },
|
||
{ DVB_USB_DEVICE(USB_VID_TERRATEC, 0x00d3,
|
||
&rtl28xxu_props, "TerraTec Cinergy T Stick RC (Rev. 3)", NULL) },
|
||
{ DVB_USB_DEVICE(USB_VID_DEXATEK, 0x1102,
|
||
&rtl28xxu_props, "Dexatek DK mini DVB-T Dongle", NULL) },
|
||
{ DVB_USB_DEVICE(USB_VID_TERRATEC, 0x00d7,
|
||
&rtl28xxu_props, "TerraTec Cinergy T Stick+", NULL) },
|
||
{ DVB_USB_DEVICE(USB_VID_KWORLD_2, 0xd3a8,
|
||
&rtl28xxu_props, "ASUS My Cinema-U3100Mini Plus V2", NULL) },
|
||
{ DVB_USB_DEVICE(USB_VID_KWORLD_2, 0xd393,
|
||
&rtl28xxu_props, "GIGABYTE U7300", NULL) },
|
||
{ DVB_USB_DEVICE(USB_VID_DEXATEK, 0x1104,
|
||
&rtl28xxu_props, "MSI DIGIVOX Micro HD", NULL) },
|
||
{ DVB_USB_DEVICE(USB_VID_COMPRO, 0x0620,
|
||
&rtl28xxu_props, "Compro VideoMate U620F", NULL) },
|
||
{ DVB_USB_DEVICE(USB_VID_COMPRO, 0x0650,
|
||
&rtl28xxu_props, "Compro VideoMate U650F", NULL) },
|
||
{ DVB_USB_DEVICE(USB_VID_KWORLD_2, 0xd394,
|
||
&rtl28xxu_props, "MaxMedia HU394-T", NULL) },
|
||
{ DVB_USB_DEVICE(USB_VID_LEADTEK, 0x6a03,
|
||
&rtl28xxu_props, "Leadtek WinFast DTV Dongle mini", NULL) },
|
||
{ DVB_USB_DEVICE(USB_VID_GTEK, USB_PID_CPYTO_REDI_PC50A,
|
||
&rtl28xxu_props, "Crypto ReDi PC 50 A", NULL) },
|
||
{ DVB_USB_DEVICE(USB_VID_KYE, 0x707f,
|
||
&rtl28xxu_props, "Genius TVGo DVB-T03", NULL) },
|
||
{ DVB_USB_DEVICE(USB_VID_KWORLD_2, 0xd395,
|
||
&rtl28xxu_props, "Peak DVB-T USB", NULL) },
|
||
{ DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_SVEON_STV20_RTL2832U,
|
||
&rtl28xxu_props, "Sveon STV20", NULL) },
|
||
{ DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_SVEON_STV21,
|
||
&rtl28xxu_props, "Sveon STV21", NULL) },
|
||
{ DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_SVEON_STV27,
|
||
&rtl28xxu_props, "Sveon STV27", NULL) },
|
||
{ DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_TURBOX_DTT_2000,
|
||
&rtl28xxu_props, "TURBO-X Pure TV Tuner DTT-2000", NULL) },
|
||
{ DVB_USB_DEVICE(USB_VID_GTEK, USB_PID_PROLECTRIX_DV107669,
|
||
&rtl28xxu_props, "PROlectrix DV107669", NULL) },
|
||
|
||
/* RTL2832P devices: */
|
||
{ DVB_USB_DEVICE(USB_VID_HANFTEK, 0x0131,
|
||
&rtl28xxu_props, "Astrometa DVB-T2",
|
||
RC_MAP_ASTROMETA_T2HYBRID) },
|
||
{ DVB_USB_DEVICE(0x5654, 0xca42,
|
||
&rtl28xxu_props, "GoTView MasterHD 3", NULL) },
|
||
{ }
|
||
};
|
||
MODULE_DEVICE_TABLE(usb, rtl28xxu_id_table);
|
||
|
||
static struct usb_driver rtl28xxu_usb_driver = {
|
||
.name = KBUILD_MODNAME,
|
||
.id_table = rtl28xxu_id_table,
|
||
.probe = dvb_usbv2_probe,
|
||
.disconnect = dvb_usbv2_disconnect,
|
||
.suspend = dvb_usbv2_suspend,
|
||
.resume = dvb_usbv2_resume,
|
||
.reset_resume = dvb_usbv2_reset_resume,
|
||
.no_dynamic_id = 1,
|
||
.soft_unbind = 1,
|
||
};
|
||
|
||
module_usb_driver(rtl28xxu_usb_driver);
|
||
|
||
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");
|