mirror of https://gitee.com/openkylin/linux.git
[media] rtl28xxu: move rtl2831u tuner probing to .read_config()
Move rtl2831u tuner probing correct place. Signed-off-by: Antti Palosaari <crope@iki.fi> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Antti Palosaari
Mauro Carvalho Chehab
parent
97efe7811b
commit
81347f5a2d
|
|
@ -274,6 +274,87 @@ static struct i2c_algorithm rtl28xxu_i2c_algo = {
|
|||
.functionality = rtl28xxu_i2c_func,
|
||||
};
|
||||
|
||||
static int rtl2831u_read_config(struct dvb_usb_device *d)
|
||||
{
|
||||
struct rtl28xxu_priv *priv = d_to_priv(d);
|
||||
int ret;
|
||||
u8 buf[1];
|
||||
/* open RTL2831U/RTL2830 I2C gate */
|
||||
struct rtl28xxu_req req_gate_open = {0x0120, 0x0011, 0x0001, "\x08"};
|
||||
/* tuner probes */
|
||||
struct rtl28xxu_req req_mt2060 = {0x00c0, CMD_I2C_RD, 1, buf};
|
||||
struct rtl28xxu_req req_qt1010 = {0x0fc4, CMD_I2C_RD, 1, buf};
|
||||
|
||||
dev_dbg(&d->udev->dev, "%s:\n", __func__);
|
||||
|
||||
/*
|
||||
* RTL2831U GPIOs
|
||||
* =========================================================
|
||||
* GPIO0 | tuner#0 | 0 off | 1 on | MXL5005S (?)
|
||||
* GPIO2 | LED | 0 off | 1 on |
|
||||
* GPIO4 | tuner#1 | 0 on | 1 off | MT2060
|
||||
*/
|
||||
|
||||
/* GPIO direction */
|
||||
ret = rtl28xx_wr_reg(d, SYS_GPIO_DIR, 0x0a);
|
||||
if (ret)
|
||||
goto err;
|
||||
|
||||
/* enable as output GPIO0, GPIO2, GPIO4 */
|
||||
ret = rtl28xx_wr_reg(d, SYS_GPIO_OUT_EN, 0x15);
|
||||
if (ret)
|
||||
goto err;
|
||||
|
||||
/*
|
||||
* Probe used tuner. We need to know used tuner before demod attach
|
||||
* since there is some demod params needed to set according to tuner.
|
||||
*/
|
||||
|
||||
/* demod needs some time to wake up */
|
||||
msleep(20);
|
||||
|
||||
priv->tuner_name = "NONE";
|
||||
|
||||
/* open demod I2C gate */
|
||||
ret = rtl28xxu_ctrl_msg(d, &req_gate_open);
|
||||
if (ret)
|
||||
goto err;
|
||||
|
||||
/* check QT1010 ID(?) register; reg=0f val=2c */
|
||||
ret = rtl28xxu_ctrl_msg(d, &req_qt1010);
|
||||
if (ret == 0 && buf[0] == 0x2c) {
|
||||
priv->tuner = TUNER_RTL2830_QT1010;
|
||||
priv->tuner_name = "QT1010";
|
||||
goto found;
|
||||
}
|
||||
|
||||
/* open demod I2C gate */
|
||||
ret = rtl28xxu_ctrl_msg(d, &req_gate_open);
|
||||
if (ret)
|
||||
goto err;
|
||||
|
||||
/* check MT2060 ID register; reg=00 val=63 */
|
||||
ret = rtl28xxu_ctrl_msg(d, &req_mt2060);
|
||||
if (ret == 0 && buf[0] == 0x63) {
|
||||
priv->tuner = TUNER_RTL2830_MT2060;
|
||||
priv->tuner_name = "MT2060";
|
||||
goto found;
|
||||
}
|
||||
|
||||
/* assume MXL5005S */
|
||||
priv->tuner = TUNER_RTL2830_MXL5005S;
|
||||
priv->tuner_name = "MXL5005S";
|
||||
goto found;
|
||||
|
||||
found:
|
||||
dev_dbg(&d->udev->dev, "%s: tuner=%s\n", __func__, priv->tuner_name);
|
||||
|
||||
return 0;
|
||||
err:
|
||||
dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
|
||||
return ret;
|
||||
}
|
||||
|
||||
static int rtl2832u_read_config(struct dvb_usb_device *d)
|
||||
{
|
||||
struct rtl28xxu_priv *priv = d_to_priv(d);
|
||||
|
|
@ -445,97 +526,38 @@ static struct rtl2830_config rtl28xxu_rtl2830_mxl5005s_config = {
|
|||
|
||||
static int rtl2831u_frontend_attach(struct dvb_usb_adapter *adap)
|
||||
{
|
||||
int ret;
|
||||
struct dvb_usb_device *d = adap_to_d(adap);
|
||||
struct rtl28xxu_priv *priv = d_to_priv(d);
|
||||
u8 buf[1];
|
||||
struct rtl2830_config *rtl2830_config;
|
||||
/* open RTL2831U/RTL2830 I2C gate */
|
||||
struct rtl28xxu_req req_gate = { 0x0120, 0x0011, 0x0001, "\x08" };
|
||||
/* for MT2060 tuner probe */
|
||||
struct rtl28xxu_req req_mt2060 = { 0x00c0, CMD_I2C_RD, 1, buf };
|
||||
/* for QT1010 tuner probe */
|
||||
struct rtl28xxu_req req_qt1010 = { 0x0fc4, CMD_I2C_RD, 1, buf };
|
||||
int ret;
|
||||
|
||||
dev_dbg(&d->udev->dev, "%s:\n", __func__);
|
||||
|
||||
/*
|
||||
* RTL2831U GPIOs
|
||||
* =========================================================
|
||||
* GPIO0 | tuner#0 | 0 off | 1 on | MXL5005S (?)
|
||||
* GPIO2 | LED | 0 off | 1 on |
|
||||
* GPIO4 | tuner#1 | 0 on | 1 off | MT2060
|
||||
*/
|
||||
|
||||
/* GPIO direction */
|
||||
ret = rtl28xx_wr_reg(d, SYS_GPIO_DIR, 0x0a);
|
||||
if (ret)
|
||||
goto err;
|
||||
|
||||
/* enable as output GPIO0, GPIO2, GPIO4 */
|
||||
ret = rtl28xx_wr_reg(d, SYS_GPIO_OUT_EN, 0x15);
|
||||
if (ret)
|
||||
goto err;
|
||||
|
||||
/*
|
||||
* Probe used tuner. We need to know used tuner before demod attach
|
||||
* since there is some demod params needed to set according to tuner.
|
||||
*/
|
||||
|
||||
/* demod needs some time to wake up */
|
||||
msleep(20);
|
||||
|
||||
/* open demod I2C gate */
|
||||
ret = rtl28xxu_ctrl_msg(d, &req_gate);
|
||||
if (ret)
|
||||
goto err;
|
||||
|
||||
/* check QT1010 ID(?) register; reg=0f val=2c */
|
||||
ret = rtl28xxu_ctrl_msg(d, &req_qt1010);
|
||||
if (ret == 0 && buf[0] == 0x2c) {
|
||||
priv->tuner = TUNER_RTL2830_QT1010;
|
||||
switch (priv->tuner) {
|
||||
case TUNER_RTL2830_QT1010:
|
||||
rtl2830_config = &rtl28xxu_rtl2830_qt1010_config;
|
||||
dev_dbg(&d->udev->dev, "%s: QT1010\n", __func__);
|
||||
goto found;
|
||||
} else {
|
||||
dev_dbg(&d->udev->dev, "%s: QT1010 probe failed=%d - %02x\n",
|
||||
__func__, ret, buf[0]);
|
||||
}
|
||||
|
||||
/* open demod I2C gate */
|
||||
ret = rtl28xxu_ctrl_msg(d, &req_gate);
|
||||
if (ret)
|
||||
goto err;
|
||||
|
||||
/* check MT2060 ID register; reg=00 val=63 */
|
||||
ret = rtl28xxu_ctrl_msg(d, &req_mt2060);
|
||||
if (ret == 0 && buf[0] == 0x63) {
|
||||
priv->tuner = TUNER_RTL2830_MT2060;
|
||||
break;
|
||||
case TUNER_RTL2830_MT2060:
|
||||
rtl2830_config = &rtl28xxu_rtl2830_mt2060_config;
|
||||
dev_dbg(&d->udev->dev, "%s: MT2060\n", __func__);
|
||||
goto found;
|
||||
} else {
|
||||
dev_dbg(&d->udev->dev, "%s: MT2060 probe failed=%d - %02x\n",
|
||||
__func__, ret, buf[0]);
|
||||
}
|
||||
|
||||
/* assume MXL5005S */
|
||||
ret = 0;
|
||||
priv->tuner = TUNER_RTL2830_MXL5005S;
|
||||
rtl2830_config = &rtl28xxu_rtl2830_mxl5005s_config;
|
||||
dev_dbg(&d->udev->dev, "%s: MXL5005S\n", __func__);
|
||||
goto found;
|
||||
|
||||
found:
|
||||
/* attach demodulator */
|
||||
adap->fe[0] = dvb_attach(rtl2830_attach, rtl2830_config,
|
||||
&d->i2c_adap);
|
||||
if (adap->fe[0] == NULL) {
|
||||
break;
|
||||
case TUNER_RTL2830_MXL5005S:
|
||||
rtl2830_config = &rtl28xxu_rtl2830_mxl5005s_config;
|
||||
break;
|
||||
default:
|
||||
dev_err(&d->udev->dev, "%s: unknown tuner=%s\n",
|
||||
KBUILD_MODNAME, priv->tuner_name);
|
||||
ret = -ENODEV;
|
||||
goto err;
|
||||
}
|
||||
|
||||
return ret;
|
||||
/* attach demodulator */
|
||||
adap->fe[0] = dvb_attach(rtl2830_attach, rtl2830_config, &d->i2c_adap);
|
||||
if (!adap->fe[0]) {
|
||||
ret = -ENODEV;
|
||||
goto err;
|
||||
}
|
||||
|
||||
return 0;
|
||||
err:
|
||||
dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
|
||||
return ret;
|
||||
|
|
@ -1264,6 +1286,7 @@ static const struct dvb_usb_device_properties rtl2831u_props = {
|
|||
|
||||
.power_ctrl = rtl2831u_power_ctrl,
|
||||
.i2c_algo = &rtl28xxu_i2c_algo,
|
||||
.read_config = rtl2831u_read_config,
|
||||
.frontend_attach = rtl2831u_frontend_attach,
|
||||
.tuner_attach = rtl2831u_tuner_attach,
|
||||
.init = rtl28xxu_init,
|
||||
|
|
|
|||
Loading…
Reference in New Issue