forked from Minki/linux
[media] rtl28xxu: move rtl2832u tuner probing to .read_config()
Move rtl2832u 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
4395e4b76d
commit
ef37be1b4d
@ -254,6 +254,156 @@ static struct i2c_algorithm rtl28xxu_i2c_algo = {
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.functionality = rtl28xxu_i2c_func,
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};
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static int rtl2832u_read_config(struct dvb_usb_device *d)
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{
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struct rtl28xxu_priv *priv = d_to_priv(d);
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int ret;
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u8 buf[2], val;
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/* open RTL2832U/RTL2832 I2C gate */
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struct rtl28xxu_req req_gate_open = {0x0120, 0x0011, 0x0001, "\x18"};
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/* close RTL2832U/RTL2832 I2C gate */
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struct rtl28xxu_req req_gate_close = {0x0120, 0x0011, 0x0001, "\x10"};
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/* tuner probes */
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struct rtl28xxu_req req_fc0012 = {0x00c6, CMD_I2C_RD, 1, buf};
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struct rtl28xxu_req req_fc0013 = {0x00c6, CMD_I2C_RD, 1, buf};
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struct rtl28xxu_req req_mt2266 = {0x00c0, CMD_I2C_RD, 1, buf};
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struct rtl28xxu_req req_fc2580 = {0x01ac, CMD_I2C_RD, 1, buf};
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struct rtl28xxu_req req_mt2063 = {0x00c0, CMD_I2C_RD, 1, buf};
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struct rtl28xxu_req req_max3543 = {0x00c0, CMD_I2C_RD, 1, buf};
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struct rtl28xxu_req req_tua9001 = {0x7ec0, CMD_I2C_RD, 2, buf};
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struct rtl28xxu_req req_mxl5007t = {0xd9c0, CMD_I2C_RD, 1, buf};
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struct rtl28xxu_req req_e4000 = {0x02c8, CMD_I2C_RD, 1, buf};
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struct rtl28xxu_req req_tda18272 = {0x00c0, CMD_I2C_RD, 2, buf};
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dev_dbg(&d->udev->dev, "%s:\n", __func__);
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ret = rtl28xx_rd_reg(d, SYS_GPIO_DIR, &val);
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if (ret)
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goto err;
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val &= 0xbf;
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ret = rtl28xx_wr_reg(d, SYS_GPIO_DIR, val);
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if (ret)
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goto err;
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/* enable as output GPIO3 and GPIO6 */
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ret = rtl28xx_rd_reg(d, SYS_GPIO_OUT_EN, &val);
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if (ret)
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goto err;
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val |= 0x48;
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ret = rtl28xx_wr_reg(d, SYS_GPIO_OUT_EN, val);
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if (ret)
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goto err;
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/*
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* Probe used tuner. We need to know used tuner before demod attach
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* since there is some demod params needed to set according to tuner.
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*/
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/* open demod I2C gate */
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ret = rtl28xxu_ctrl_msg(d, &req_gate_open);
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if (ret)
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goto err;
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priv->tuner_name = "NONE";
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/* check FC0012 ID register; reg=00 val=a1 */
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ret = rtl28xxu_ctrl_msg(d, &req_fc0012);
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if (ret == 0 && buf[0] == 0xa1) {
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priv->tuner = TUNER_RTL2832_FC0012;
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priv->tuner_name = "FC0012";
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goto found;
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}
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/* check FC0013 ID register; reg=00 val=a3 */
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ret = rtl28xxu_ctrl_msg(d, &req_fc0013);
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if (ret == 0 && buf[0] == 0xa3) {
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priv->tuner = TUNER_RTL2832_FC0013;
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priv->tuner_name = "FC0013";
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goto found;
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}
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/* check MT2266 ID register; reg=00 val=85 */
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ret = rtl28xxu_ctrl_msg(d, &req_mt2266);
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if (ret == 0 && buf[0] == 0x85) {
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priv->tuner = TUNER_RTL2832_MT2266;
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priv->tuner_name = "MT2266";
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goto found;
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}
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/* check FC2580 ID register; reg=01 val=56 */
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ret = rtl28xxu_ctrl_msg(d, &req_fc2580);
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if (ret == 0 && buf[0] == 0x56) {
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priv->tuner = TUNER_RTL2832_FC2580;
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priv->tuner_name = "FC2580";
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goto found;
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}
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/* check MT2063 ID register; reg=00 val=9e || 9c */
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ret = rtl28xxu_ctrl_msg(d, &req_mt2063);
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if (ret == 0 && (buf[0] == 0x9e || buf[0] == 0x9c)) {
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priv->tuner = TUNER_RTL2832_MT2063;
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priv->tuner_name = "MT2063";
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goto found;
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}
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/* check MAX3543 ID register; reg=00 val=38 */
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ret = rtl28xxu_ctrl_msg(d, &req_max3543);
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if (ret == 0 && buf[0] == 0x38) {
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priv->tuner = TUNER_RTL2832_MAX3543;
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priv->tuner_name = "MAX3543";
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goto found;
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}
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/* check TUA9001 ID register; reg=7e val=2328 */
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ret = rtl28xxu_ctrl_msg(d, &req_tua9001);
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if (ret == 0 && buf[0] == 0x23 && buf[1] == 0x28) {
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priv->tuner = TUNER_RTL2832_TUA9001;
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priv->tuner_name = "TUA9001";
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goto found;
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}
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/* check MXL5007R ID register; reg=d9 val=14 */
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ret = rtl28xxu_ctrl_msg(d, &req_mxl5007t);
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if (ret == 0 && buf[0] == 0x14) {
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priv->tuner = TUNER_RTL2832_MXL5007T;
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priv->tuner_name = "MXL5007T";
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goto found;
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}
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/* check E4000 ID register; reg=02 val=40 */
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ret = rtl28xxu_ctrl_msg(d, &req_e4000);
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if (ret == 0 && buf[0] == 0x40) {
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priv->tuner = TUNER_RTL2832_E4000;
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priv->tuner_name = "E4000";
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goto found;
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}
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/* check TDA18272 ID register; reg=00 val=c760 */
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ret = rtl28xxu_ctrl_msg(d, &req_tda18272);
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if (ret == 0 && (buf[0] == 0xc7 || buf[1] == 0x60)) {
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priv->tuner = TUNER_RTL2832_TDA18272;
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priv->tuner_name = "TDA18272";
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goto found;
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}
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found:
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dev_dbg(&d->udev->dev, "%s: tuner=%s\n", __func__, priv->tuner_name);
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/* close demod I2C gate */
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ret = rtl28xxu_ctrl_msg(d, &req_gate_close);
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if (ret < 0)
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goto err;
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return 0;
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err:
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dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
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return ret;
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}
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static struct rtl2830_config rtl28xxu_rtl2830_mt2060_config = {
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.i2c_addr = 0x10, /* 0x20 */
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.xtal = 28800000,
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@ -537,199 +687,45 @@ static int rtl2832u_frontend_attach(struct dvb_usb_adapter *adap)
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struct dvb_usb_device *d = adap_to_d(adap);
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struct rtl28xxu_priv *priv = d_to_priv(d);
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struct rtl2832_config *rtl2832_config;
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u8 buf[2], val;
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/* open RTL2832U/RTL2832 I2C gate */
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struct rtl28xxu_req req_gate_open = {0x0120, 0x0011, 0x0001, "\x18"};
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/* close RTL2832U/RTL2832 I2C gate */
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struct rtl28xxu_req req_gate_close = {0x0120, 0x0011, 0x0001, "\x10"};
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/* for FC0012 tuner probe */
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struct rtl28xxu_req req_fc0012 = {0x00c6, CMD_I2C_RD, 1, buf};
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/* for FC0013 tuner probe */
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struct rtl28xxu_req req_fc0013 = {0x00c6, CMD_I2C_RD, 1, buf};
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/* for MT2266 tuner probe */
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struct rtl28xxu_req req_mt2266 = {0x00c0, CMD_I2C_RD, 1, buf};
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/* for FC2580 tuner probe */
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struct rtl28xxu_req req_fc2580 = {0x01ac, CMD_I2C_RD, 1, buf};
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/* for MT2063 tuner probe */
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struct rtl28xxu_req req_mt2063 = {0x00c0, CMD_I2C_RD, 1, buf};
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/* for MAX3543 tuner probe */
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struct rtl28xxu_req req_max3543 = {0x00c0, CMD_I2C_RD, 1, buf};
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/* for TUA9001 tuner probe */
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struct rtl28xxu_req req_tua9001 = {0x7ec0, CMD_I2C_RD, 2, buf};
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/* for MXL5007T tuner probe */
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struct rtl28xxu_req req_mxl5007t = {0xd9c0, CMD_I2C_RD, 1, buf};
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/* for E4000 tuner probe */
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struct rtl28xxu_req req_e4000 = {0x02c8, CMD_I2C_RD, 1, buf};
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/* for TDA18272 tuner probe */
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struct rtl28xxu_req req_tda18272 = {0x00c0, CMD_I2C_RD, 2, buf};
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dev_dbg(&d->udev->dev, "%s:\n", __func__);
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ret = rtl28xx_rd_reg(d, SYS_GPIO_DIR, &val);
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if (ret)
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goto err;
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val &= 0xbf;
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ret = rtl28xx_wr_reg(d, SYS_GPIO_DIR, val);
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if (ret)
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goto err;
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/* enable as output GPIO3 and GPIO6*/
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ret = rtl28xx_rd_reg(d, SYS_GPIO_OUT_EN, &val);
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if (ret)
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goto err;
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val |= 0x48;
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ret = rtl28xx_wr_reg(d, SYS_GPIO_OUT_EN, val);
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if (ret)
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goto err;
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/*
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* Probe used tuner. We need to know used tuner before demod attach
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* since there is some demod params needed to set according to tuner.
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*/
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/* open demod I2C gate */
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ret = rtl28xxu_ctrl_msg(d, &req_gate_open);
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if (ret)
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goto err;
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priv->tuner = TUNER_NONE;
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/* check FC0012 ID register; reg=00 val=a1 */
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ret = rtl28xxu_ctrl_msg(d, &req_fc0012);
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if (ret == 0 && buf[0] == 0xa1) {
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priv->tuner = TUNER_RTL2832_FC0012;
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switch (priv->tuner) {
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case TUNER_RTL2832_FC0012:
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rtl2832_config = &rtl28xxu_rtl2832_fc0012_config;
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dev_info(&d->udev->dev, "%s: FC0012 tuner found",
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KBUILD_MODNAME);
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goto found;
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}
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/* check FC0013 ID register; reg=00 val=a3 */
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ret = rtl28xxu_ctrl_msg(d, &req_fc0013);
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if (ret == 0 && buf[0] == 0xa3) {
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priv->tuner = TUNER_RTL2832_FC0013;
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break;
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case TUNER_RTL2832_FC0013:
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rtl2832_config = &rtl28xxu_rtl2832_fc0013_config;
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dev_info(&d->udev->dev, "%s: FC0013 tuner found",
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KBUILD_MODNAME);
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goto found;
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}
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/* check MT2266 ID register; reg=00 val=85 */
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ret = rtl28xxu_ctrl_msg(d, &req_mt2266);
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if (ret == 0 && buf[0] == 0x85) {
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priv->tuner = TUNER_RTL2832_MT2266;
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/* TODO implement tuner */
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dev_info(&d->udev->dev, "%s: MT2266 tuner found",
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KBUILD_MODNAME);
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goto unsupported;
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}
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/* check FC2580 ID register; reg=01 val=56 */
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ret = rtl28xxu_ctrl_msg(d, &req_fc2580);
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if (ret == 0 && buf[0] == 0x56) {
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priv->tuner = TUNER_RTL2832_FC2580;
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break;
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case TUNER_RTL2832_FC2580:
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/* FIXME: do not abuse fc0012 settings */
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rtl2832_config = &rtl28xxu_rtl2832_fc0012_config;
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dev_info(&d->udev->dev, "%s: FC2580 tuner found",
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KBUILD_MODNAME);
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goto found;
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}
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/* check MT2063 ID register; reg=00 val=9e || 9c */
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ret = rtl28xxu_ctrl_msg(d, &req_mt2063);
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if (ret == 0 && (buf[0] == 0x9e || buf[0] == 0x9c)) {
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priv->tuner = TUNER_RTL2832_MT2063;
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/* TODO implement tuner */
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dev_info(&d->udev->dev, "%s: MT2063 tuner found",
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KBUILD_MODNAME);
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goto unsupported;
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}
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/* check MAX3543 ID register; reg=00 val=38 */
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ret = rtl28xxu_ctrl_msg(d, &req_max3543);
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if (ret == 0 && buf[0] == 0x38) {
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priv->tuner = TUNER_RTL2832_MAX3543;
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/* TODO implement tuner */
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dev_info(&d->udev->dev, "%s: MAX3534 tuner found",
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KBUILD_MODNAME);
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goto unsupported;
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}
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/* check TUA9001 ID register; reg=7e val=2328 */
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ret = rtl28xxu_ctrl_msg(d, &req_tua9001);
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if (ret == 0 && buf[0] == 0x23 && buf[1] == 0x28) {
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priv->tuner = TUNER_RTL2832_TUA9001;
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break;
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case TUNER_RTL2832_TUA9001:
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rtl2832_config = &rtl28xxu_rtl2832_tua9001_config;
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dev_info(&d->udev->dev, "%s: TUA9001 tuner found",
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KBUILD_MODNAME);
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goto found;
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}
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/* check MXL5007R ID register; reg=d9 val=14 */
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ret = rtl28xxu_ctrl_msg(d, &req_mxl5007t);
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if (ret == 0 && buf[0] == 0x14) {
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priv->tuner = TUNER_RTL2832_MXL5007T;
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/* TODO implement tuner */
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dev_info(&d->udev->dev, "%s: MXL5007T tuner found",
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KBUILD_MODNAME);
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goto unsupported;
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}
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/* check E4000 ID register; reg=02 val=40 */
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ret = rtl28xxu_ctrl_msg(d, &req_e4000);
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if (ret == 0 && buf[0] == 0x40) {
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priv->tuner = TUNER_RTL2832_E4000;
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break;
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case TUNER_RTL2832_E4000:
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/* FIXME: do not abuse fc0012 settings */
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rtl2832_config = &rtl28xxu_rtl2832_fc0012_config;
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dev_info(&d->udev->dev, "%s: E4000 tuner found",
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KBUILD_MODNAME);
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goto found;
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}
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/* check TDA18272 ID register; reg=00 val=c760 */
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ret = rtl28xxu_ctrl_msg(d, &req_tda18272);
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if (ret == 0 && (buf[0] == 0xc7 || buf[1] == 0x60)) {
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priv->tuner = TUNER_RTL2832_TDA18272;
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/* TODO implement tuner */
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dev_info(&d->udev->dev, "%s: TDA18272 tuner found",
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KBUILD_MODNAME);
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goto unsupported;
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}
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unsupported:
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/* close demod I2C gate */
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ret = rtl28xxu_ctrl_msg(d, &req_gate_close);
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if (ret)
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goto err;
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/* tuner not found */
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dev_dbg(&d->udev->dev, "%s: No compatible tuner found\n", __func__);
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ret = -ENODEV;
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return ret;
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found:
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/* close demod I2C gate */
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ret = rtl28xxu_ctrl_msg(d, &req_gate_close);
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if (ret)
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break;
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default:
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dev_err(&d->udev->dev, "%s: unknown tuner=%s\n",
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KBUILD_MODNAME, priv->tuner_name);
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ret = -ENODEV;
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goto err;
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}
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/* attach demodulator */
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adap->fe[0] = dvb_attach(rtl2832_attach, rtl2832_config,
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&d->i2c_adap);
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if (adap->fe[0] == NULL) {
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ret = -ENODEV;
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goto err;
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}
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adap->fe[0] = dvb_attach(rtl2832_attach, rtl2832_config, &d->i2c_adap);
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if (!adap->fe[0]) {
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ret = -ENODEV;
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goto err;
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}
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/* set fe callbacks */
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/* set fe callback */
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adap->fe[0]->callback = rtl2832u_frontend_callback;
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return ret;
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return 0;
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err:
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dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
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return ret;
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@ -1304,6 +1300,7 @@ static const struct dvb_usb_device_properties rtl2832u_props = {
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.power_ctrl = rtl2832u_power_ctrl,
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.i2c_algo = &rtl28xxu_i2c_algo,
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.read_config = rtl2832u_read_config,
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.frontend_attach = rtl2832u_frontend_attach,
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.tuner_attach = rtl2832u_tuner_attach,
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.init = rtl28xxu_init,
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@ -53,6 +53,7 @@
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struct rtl28xxu_priv {
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u8 chip_id;
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u8 tuner;
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char *tuner_name;
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u8 page; /* integrated demod active register page */
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bool rc_active;
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};
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