From: Thomas Mair Date: Fri, 18 May 2012 17:47:41 +0000 (-0300) Subject: [media] rtl28xxu: support for the rtl2832 demod driver X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=5cf6631e52ac76e4051fd29db46092f36ab1ff84;p=linux-beck.git [media] rtl28xxu: support for the rtl2832 demod driver This only adds support for the Terratec Cinergy T Stick Black device. Changes from previous patches: - fixed compiler warnings - added fc0013 tuner handling to this patch Signed-off-by: Thomas Mair Acked-by: Antti Palosaari Reviewed-by: Antti Palosaari Signed-off-by: Antti Palosaari Signed-off-by: Mauro Carvalho Chehab --- diff --git a/drivers/media/dvb/dvb-usb/Kconfig b/drivers/media/dvb/dvb-usb/Kconfig index a26949336b3d..c2161565023a 100644 --- a/drivers/media/dvb/dvb-usb/Kconfig +++ b/drivers/media/dvb/dvb-usb/Kconfig @@ -418,9 +418,12 @@ config DVB_USB_RTL28XXU tristate "Realtek RTL28xxU DVB USB support" depends on DVB_USB && EXPERIMENTAL select DVB_RTL2830 + select DVB_RTL2832 select MEDIA_TUNER_QT1010 if !MEDIA_TUNER_CUSTOMISE select MEDIA_TUNER_MT2060 if !MEDIA_TUNER_CUSTOMISE select MEDIA_TUNER_MXL5005S if !MEDIA_TUNER_CUSTOMISE + select MEDIA_TUNER_FC0012 if !MEDIA_TUNER_CUSTOMISE + select MEDIA_TUNER_FC0013 if !MEDIA_TUNER_CUSTOMISE help Say Y here to support the Realtek RTL28xxU DVB USB receiver. diff --git a/drivers/media/dvb/dvb-usb/dvb-usb-ids.h b/drivers/media/dvb/dvb-usb/dvb-usb-ids.h index 7a6160bf54ba..cd9254cc2721 100644 --- a/drivers/media/dvb/dvb-usb/dvb-usb-ids.h +++ b/drivers/media/dvb/dvb-usb/dvb-usb-ids.h @@ -160,6 +160,7 @@ #define USB_PID_TERRATEC_CINERGY_T_STICK 0x0093 #define USB_PID_TERRATEC_CINERGY_T_STICK_RC 0x0097 #define USB_PID_TERRATEC_CINERGY_T_STICK_DUAL_RC 0x0099 +#define USB_PID_TERRATEC_CINERGY_T_STICK_BLACK_REV1 0x00a9 #define USB_PID_TWINHAN_VP7041_COLD 0x3201 #define USB_PID_TWINHAN_VP7041_WARM 0x3202 #define USB_PID_TWINHAN_VP7020_COLD 0x3203 diff --git a/drivers/media/dvb/dvb-usb/rtl28xxu.c b/drivers/media/dvb/dvb-usb/rtl28xxu.c index 41e1f5537f44..9889c46666ab 100644 --- a/drivers/media/dvb/dvb-usb/rtl28xxu.c +++ b/drivers/media/dvb/dvb-usb/rtl28xxu.c @@ -3,6 +3,7 @@ * * Copyright (C) 2009 Antti Palosaari * Copyright (C) 2011 Antti Palosaari + * Copyright (C) 2012 Thomas Mair * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -22,10 +23,13 @@ #include "rtl28xxu.h" #include "rtl2830.h" +#include "rtl2832.h" #include "qt1010.h" #include "mt2060.h" #include "mxl5005s.h" +#include "fc0012.h" +#include "fc0013.h" /* debug */ static int dvb_usb_rtl28xxu_debug; @@ -381,34 +385,159 @@ err: return ret; } +static struct rtl2832_config rtl28xxu_rtl2832_fc0012_config = { + .i2c_addr = 0x10, /* 0x20 */ + .xtal = 28800000, + .if_dvbt = 0, + .tuner = TUNER_RTL2832_FC0012 +}; + +static struct rtl2832_config rtl28xxu_rtl2832_fc0013_config = { + .i2c_addr = 0x10, /* 0x20 */ + .xtal = 28800000, + .if_dvbt = 0, + .tuner = TUNER_RTL2832_FC0013 +}; + +static int rtl2832u_fc0012_tuner_callback(struct dvb_usb_device *d, + int cmd, int arg) +{ + int ret; + u8 val; + + deb_info("%s cmd=%d arg=%d\n", __func__, cmd, arg); + switch (cmd) { + case FC_FE_CALLBACK_VHF_ENABLE: + /* set output values */ + ret = rtl2831_rd_reg(d, SYS_GPIO_OUT_VAL, &val); + if (ret) + goto err; + + if (arg) + val &= 0xbf; /* set GPIO6 low */ + else + val |= 0x40; /* set GPIO6 high */ + + + ret = rtl2831_wr_reg(d, SYS_GPIO_OUT_VAL, val); + if (ret) + goto err; + break; + default: + ret = -EINVAL; + goto err; + } + return 0; + +err: + err("%s: failed=%d\n", __func__, ret); + + return ret; +} + + +static int rtl2832u_fc0013_tuner_callback(struct dvb_usb_device *d, + int cmd, int arg) +{ + /* TODO implement*/ + return 0; +} + +static int rtl2832u_tuner_callback(struct dvb_usb_device *d, int cmd, int arg) +{ + struct rtl28xxu_priv *priv = d->priv; + + switch (priv->tuner) { + case TUNER_RTL2832_FC0012: + return rtl2832u_fc0012_tuner_callback(d, cmd, arg); + + case TUNER_RTL2832_FC0013: + return rtl2832u_fc0013_tuner_callback(d, cmd, arg); + default: + break; + } + + return -ENODEV; +} + +static int rtl2832u_frontend_callback(void *adapter_priv, int component, + int cmd, int arg) +{ + struct i2c_adapter *adap = adapter_priv; + struct dvb_usb_device *d = i2c_get_adapdata(adap); + + switch (component) { + case DVB_FRONTEND_COMPONENT_TUNER: + return rtl2832u_tuner_callback(d, cmd, arg); + default: + break; + } + + return -EINVAL; +} + + + + static int rtl2832u_frontend_attach(struct dvb_usb_adapter *adap) { int ret; struct rtl28xxu_priv *priv = adap->dev->priv; - u8 buf[1]; + struct rtl2832_config *rtl2832_config; + + u8 buf[2], val; /* open RTL2832U/RTL2832 I2C gate */ struct rtl28xxu_req req_gate_open = {0x0120, 0x0011, 0x0001, "\x18"}; /* close RTL2832U/RTL2832 I2C gate */ struct rtl28xxu_req req_gate_close = {0x0120, 0x0011, 0x0001, "\x10"}; + /* for FC0012 tuner probe */ + struct rtl28xxu_req req_fc0012 = {0x00c6, CMD_I2C_RD, 1, buf}; + /* for FC0013 tuner probe */ + struct rtl28xxu_req req_fc0013 = {0x00c6, CMD_I2C_RD, 1, buf}; + /* for MT2266 tuner probe */ + struct rtl28xxu_req req_mt2266 = {0x00c0, CMD_I2C_RD, 1, buf}; /* for FC2580 tuner probe */ struct rtl28xxu_req req_fc2580 = {0x01ac, CMD_I2C_RD, 1, buf}; + /* for MT2063 tuner probe */ + struct rtl28xxu_req req_mt2063 = {0x00c0, CMD_I2C_RD, 1, buf}; + /* for MAX3543 tuner probe */ + struct rtl28xxu_req req_max3543 = {0x00c0, CMD_I2C_RD, 1, buf}; + /* for TUA9001 tuner probe */ + struct rtl28xxu_req req_tua9001 = {0x7ec0, CMD_I2C_RD, 2, buf}; + /* for MXL5007T tuner probe */ + struct rtl28xxu_req req_mxl5007t = {0xd9c0, CMD_I2C_RD, 1, buf}; + /* for E4000 tuner probe */ + struct rtl28xxu_req req_e4000 = {0x02c8, CMD_I2C_RD, 1, buf}; + /* for TDA18272 tuner probe */ + struct rtl28xxu_req req_tda18272 = {0x00c0, CMD_I2C_RD, 2, buf}; deb_info("%s:\n", __func__); - /* GPIO direction */ - ret = rtl2831_wr_reg(adap->dev, SYS_GPIO_DIR, 0x0a); + + ret = rtl2831_rd_reg(adap->dev, SYS_GPIO_DIR, &val); if (ret) goto err; - /* enable as output GPIO0, GPIO2, GPIO4 */ - ret = rtl2831_wr_reg(adap->dev, SYS_GPIO_OUT_EN, 0x15); + val &= 0xbf; + + ret = rtl2831_wr_reg(adap->dev, SYS_GPIO_DIR, val); if (ret) goto err; - ret = rtl2831_wr_reg(adap->dev, SYS_DEMOD_CTL, 0xe8); + + /* enable as output GPIO3 and GPIO6*/ + ret = rtl2831_rd_reg(adap->dev, SYS_GPIO_OUT_EN, &val); if (ret) goto err; + val |= 0x48; + + ret = rtl2831_wr_reg(adap->dev, SYS_GPIO_OUT_EN, val); + if (ret) + goto err; + + + /* * Probe used tuner. We need to know used tuner before demod attach * since there is some demod params needed to set according to tuner. @@ -419,25 +548,108 @@ static int rtl2832u_frontend_attach(struct dvb_usb_adapter *adap) if (ret) goto err; + priv->tuner = TUNER_NONE; + + /* check FC0012 ID register; reg=00 val=a1 */ + ret = rtl28xxu_ctrl_msg(adap->dev, &req_fc0012); + if (ret == 0 && buf[0] == 0xa1) { + priv->tuner = TUNER_RTL2832_FC0012; + rtl2832_config = &rtl28xxu_rtl2832_fc0012_config; + info("%s: FC0012 tuner found", __func__); + goto found; + } + + /* check FC0013 ID register; reg=00 val=a3 */ + ret = rtl28xxu_ctrl_msg(adap->dev, &req_fc0013); + if (ret == 0 && buf[0] == 0xa3) { + priv->tuner = TUNER_RTL2832_FC0013; + rtl2832_config = &rtl28xxu_rtl2832_fc0013_config; + info("%s: FC0013 tuner found", __func__); + goto found; + } + + /* check MT2266 ID register; reg=00 val=85 */ + ret = rtl28xxu_ctrl_msg(adap->dev, &req_mt2266); + if (ret == 0 && buf[0] == 0x85) { + priv->tuner = TUNER_RTL2832_MT2266; + /* TODO implement tuner */ + info("%s: MT2266 tuner found", __func__); + goto unsupported; + } + /* check FC2580 ID register; reg=01 val=56 */ ret = rtl28xxu_ctrl_msg(adap->dev, &req_fc2580); if (ret == 0 && buf[0] == 0x56) { priv->tuner = TUNER_RTL2832_FC2580; - deb_info("%s: FC2580\n", __func__); - goto found; - } else { - deb_info("%s: FC2580 probe failed=%d - %02x\n", - __func__, ret, buf[0]); + /* TODO implement tuner */ + info("%s: FC2580 tuner found", __func__); + goto unsupported; + } + + /* check MT2063 ID register; reg=00 val=9e || 9c */ + ret = rtl28xxu_ctrl_msg(adap->dev, &req_mt2063); + if (ret == 0 && (buf[0] == 0x9e || buf[0] == 0x9c)) { + priv->tuner = TUNER_RTL2832_MT2063; + /* TODO implement tuner */ + info("%s: MT2063 tuner found", __func__); + goto unsupported; + } + + /* check MAX3543 ID register; reg=00 val=38 */ + ret = rtl28xxu_ctrl_msg(adap->dev, &req_max3543); + if (ret == 0 && buf[0] == 0x38) { + priv->tuner = TUNER_RTL2832_MAX3543; + /* TODO implement tuner */ + info("%s: MAX3534 tuner found", __func__); + goto unsupported; } + /* check TUA9001 ID register; reg=7e val=2328 */ + ret = rtl28xxu_ctrl_msg(adap->dev, &req_tua9001); + if (ret == 0 && buf[0] == 0x23 && buf[1] == 0x28) { + priv->tuner = TUNER_RTL2832_TUA9001; + /* TODO implement tuner */ + info("%s: TUA9001 tuner found", __func__); + goto unsupported; + } + + /* check MXL5007R ID register; reg=d9 val=14 */ + ret = rtl28xxu_ctrl_msg(adap->dev, &req_mxl5007t); + if (ret == 0 && buf[0] == 0x14) { + priv->tuner = TUNER_RTL2832_MXL5007T; + /* TODO implement tuner */ + info("%s: MXL5007T tuner found", __func__); + goto unsupported; + } + + /* check E4000 ID register; reg=02 val=40 */ + ret = rtl28xxu_ctrl_msg(adap->dev, &req_e4000); + if (ret == 0 && buf[0] == 0x40) { + priv->tuner = TUNER_RTL2832_E4000; + /* TODO implement tuner */ + info("%s: E4000 tuner found", __func__); + goto unsupported; + } + + /* check TDA18272 ID register; reg=00 val=c760 */ + ret = rtl28xxu_ctrl_msg(adap->dev, &req_tda18272); + if (ret == 0 && (buf[0] == 0xc7 || buf[1] == 0x60)) { + priv->tuner = TUNER_RTL2832_TDA18272; + /* TODO implement tuner */ + info("%s: TDA18272 tuner found", __func__); + goto unsupported; + } + +unsupported: /* close demod I2C gate */ ret = rtl28xxu_ctrl_msg(adap->dev, &req_gate_close); if (ret) goto err; /* tuner not found */ + deb_info("No compatible tuner found"); ret = -ENODEV; - goto err; + return ret; found: /* close demod I2C gate */ @@ -446,9 +658,18 @@ found: goto err; /* attach demodulator */ - /* TODO: */ + adap->fe_adap[0].fe = dvb_attach(rtl2832_attach, rtl2832_config, + &adap->dev->i2c_adap); + if (adap->fe_adap[0].fe == NULL) { + ret = -ENODEV; + goto err; + } + + /* set fe callbacks */ + adap->fe_adap[0].fe->callback = rtl2832u_frontend_callback; return ret; + err: deb_info("%s: failed=%d\n", __func__, ret); return ret; @@ -531,10 +752,24 @@ static int rtl2832u_tuner_attach(struct dvb_usb_adapter *adap) deb_info("%s:\n", __func__); switch (priv->tuner) { - case TUNER_RTL2832_FC2580: - /* TODO: */ - fe = NULL; + case TUNER_RTL2832_FC0012: + fe = dvb_attach(fc0012_attach, adap->fe_adap[0].fe, + &adap->dev->i2c_adap, 0xc6>>1, 0, FC_XTAL_28_8_MHZ); + + /* since fc0012 includs reading the signal strength delegate + * that to the tuner driver */ + adap->fe_adap[0].fe->ops.read_signal_strength = adap->fe_adap[0]. + fe->ops.tuner_ops.get_rf_strength; + return 0; break; + case TUNER_RTL2832_FC0013: + fe = dvb_attach(fc0013_attach, adap->fe_adap[0].fe, + &adap->dev->i2c_adap, 0xc6>>1, 0, FC_XTAL_28_8_MHZ); + + /* fc0013 also supports signal strength reading */ + adap->fe_adap[0].fe->ops.read_signal_strength = adap->fe_adap[0] + .fe->ops.tuner_ops.get_rf_strength; + return 0; default: fe = NULL; err("unknown tuner=%d", priv->tuner); @@ -551,7 +786,7 @@ err: return ret; } -static int rtl28xxu_streaming_ctrl(struct dvb_usb_adapter *adap , int onoff) +static int rtl2831u_streaming_ctrl(struct dvb_usb_adapter *adap , int onoff) { int ret; u8 buf[2], gpio; @@ -586,7 +821,33 @@ err: return ret; } -static int rtl28xxu_power_ctrl(struct dvb_usb_device *d, int onoff) +static int rtl2832u_streaming_ctrl(struct dvb_usb_adapter *adap , int onoff) +{ + int ret; + u8 buf[2]; + + deb_info("%s: onoff=%d\n", __func__, onoff); + + + if (onoff) { + buf[0] = 0x00; + buf[1] = 0x00; + } else { + buf[0] = 0x10; /* stall EPA */ + buf[1] = 0x02; /* reset EPA */ + } + + ret = rtl2831_wr_regs(adap->dev, USB_EPA_CTL, buf, 2); + if (ret) + goto err; + + return ret; +err: + deb_info("%s: failed=%d\n", __func__, ret); + return ret; +} + +static int rtl2831u_power_ctrl(struct dvb_usb_device *d, int onoff) { int ret; u8 gpio, sys0; @@ -634,6 +895,128 @@ err: return ret; } +static int rtl2832u_power_ctrl(struct dvb_usb_device *d, int onoff) +{ + int ret; + u8 val; + + deb_info("%s: onoff=%d\n", __func__, onoff); + + if (onoff) { + /* set output values */ + ret = rtl2831_rd_reg(d, SYS_GPIO_OUT_VAL, &val); + if (ret) + goto err; + + val |= 0x08; + val &= 0xef; + + ret = rtl2831_wr_reg(d, SYS_GPIO_OUT_VAL, val); + if (ret) + goto err; + + /* demod_ctl_1 */ + ret = rtl2831_rd_reg(d, SYS_DEMOD_CTL1, &val); + if (ret) + goto err; + + val &= 0xef; + + ret = rtl2831_wr_reg(d, SYS_DEMOD_CTL1, val); + if (ret) + goto err; + + /* demod control */ + /* PLL enable */ + ret = rtl2831_rd_reg(d, SYS_DEMOD_CTL, &val); + if (ret) + goto err; + + /* bit 7 to 1 */ + val |= 0x80; + + ret = rtl2831_wr_reg(d, SYS_DEMOD_CTL, val); + if (ret) + goto err; + + /* demod HW reset */ + ret = rtl2831_rd_reg(d, SYS_DEMOD_CTL, &val); + if (ret) + goto err; + /* bit 5 to 0 */ + val &= 0xdf; + + ret = rtl2831_wr_reg(d, SYS_DEMOD_CTL, val); + if (ret) + goto err; + + ret = rtl2831_rd_reg(d, SYS_DEMOD_CTL, &val); + if (ret) + goto err; + + val |= 0x20; + + ret = rtl2831_wr_reg(d, SYS_DEMOD_CTL, val); + if (ret) + goto err; + + mdelay(5); + + /*enable ADC_Q and ADC_I */ + ret = rtl2831_rd_reg(d, SYS_DEMOD_CTL, &val); + if (ret) + goto err; + + val |= 0x48; + + ret = rtl2831_wr_reg(d, SYS_DEMOD_CTL, val); + if (ret) + goto err; + + + } else { + /* demod_ctl_1 */ + ret = rtl2831_rd_reg(d, SYS_DEMOD_CTL1, &val); + if (ret) + goto err; + + val |= 0x0c; + + ret = rtl2831_wr_reg(d, SYS_DEMOD_CTL1, val); + if (ret) + goto err; + + /* set output values */ + ret = rtl2831_rd_reg(d, SYS_GPIO_OUT_VAL, &val); + if (ret) + goto err; + + val |= 0x10; + + ret = rtl2831_wr_reg(d, SYS_GPIO_OUT_VAL, val); + if (ret) + goto err; + + /* demod control */ + ret = rtl2831_rd_reg(d, SYS_DEMOD_CTL, &val); + if (ret) + goto err; + + val &= 0x37; + + ret = rtl2831_wr_reg(d, SYS_DEMOD_CTL, val); + if (ret) + goto err; + + } + + return ret; +err: + deb_info("%s: failed=%d\n", __func__, ret); + return ret; +} + + static int rtl2831u_rc_query(struct dvb_usb_device *d) { int ret, i; @@ -771,6 +1154,7 @@ enum rtl28xxu_usb_table_entry { RTL2831U_0BDA_2831, RTL2831U_14AA_0160, RTL2831U_14AA_0161, + RTL2832U_0CCD_00A9, }; static struct usb_device_id rtl28xxu_table[] = { @@ -783,6 +1167,8 @@ static struct usb_device_id rtl28xxu_table[] = { USB_DEVICE(USB_VID_WIDEVIEW, USB_PID_FREECOM_DVBT_2)}, /* RTL2832U */ + [RTL2832U_0CCD_00A9] = { + USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_CINERGY_T_STICK_BLACK_REV1)}, {} /* terminating entry */ }; @@ -805,7 +1191,7 @@ static struct dvb_usb_device_properties rtl28xxu_properties[] = { { .frontend_attach = rtl2831u_frontend_attach, .tuner_attach = rtl2831u_tuner_attach, - .streaming_ctrl = rtl28xxu_streaming_ctrl, + .streaming_ctrl = rtl2831u_streaming_ctrl, .stream = { .type = USB_BULK, .count = 6, @@ -821,7 +1207,7 @@ static struct dvb_usb_device_properties rtl28xxu_properties[] = { } }, - .power_ctrl = rtl28xxu_power_ctrl, + .power_ctrl = rtl2831u_power_ctrl, .rc.core = { .protocol = RC_TYPE_NEC, @@ -867,7 +1253,7 @@ static struct dvb_usb_device_properties rtl28xxu_properties[] = { { .frontend_attach = rtl2832u_frontend_attach, .tuner_attach = rtl2832u_tuner_attach, - .streaming_ctrl = rtl28xxu_streaming_ctrl, + .streaming_ctrl = rtl2832u_streaming_ctrl, .stream = { .type = USB_BULK, .count = 6, @@ -883,7 +1269,7 @@ static struct dvb_usb_device_properties rtl28xxu_properties[] = { } }, - .power_ctrl = rtl28xxu_power_ctrl, + .power_ctrl = rtl2832u_power_ctrl, .rc.core = { .protocol = RC_TYPE_NEC, @@ -896,10 +1282,13 @@ static struct dvb_usb_device_properties rtl28xxu_properties[] = { .i2c_algo = &rtl28xxu_i2c_algo, - .num_device_descs = 0, /* disabled as no support for RTL2832 */ + .num_device_descs = 1, .devices = { { - .name = "Realtek RTL2832U reference design", + .name = "Terratec Cinergy T Stick Black", + .warm_ids = { + &rtl28xxu_table[RTL2832U_0CCD_00A9], + }, }, } }, @@ -910,6 +1299,7 @@ static int rtl28xxu_probe(struct usb_interface *intf, const struct usb_device_id *id) { int ret, i; + u8 val; int properties_count = ARRAY_SIZE(rtl28xxu_properties); struct dvb_usb_device *d; struct usb_device *udev; @@ -954,15 +1344,24 @@ static int rtl28xxu_probe(struct usb_interface *intf, if (ret) goto err; + /* init USB endpoints */ - ret = rtl2831_wr_reg(d, USB_SYSCTL_0, 0x09); + ret = rtl2831_rd_reg(d, USB_SYSCTL_0, &val); + if (ret) + goto err; + + /* enable DMA and Full Packet Mode*/ + val |= 0x09; + ret = rtl2831_wr_reg(d, USB_SYSCTL_0, val); if (ret) goto err; + /* set EPA maximum packet size to 0x0200 */ ret = rtl2831_wr_regs(d, USB_EPA_MAXPKT, "\x00\x02\x00\x00", 4); if (ret) goto err; + /* change EPA FIFO length */ ret = rtl2831_wr_regs(d, USB_EPA_FIFO_CFG, "\x14\x00\x00\x00", 4); if (ret) goto err; @@ -1007,4 +1406,5 @@ module_exit(rtl28xxu_module_exit); MODULE_DESCRIPTION("Realtek RTL28xxU DVB USB driver"); MODULE_AUTHOR("Antti Palosaari "); +MODULE_AUTHOR("Thomas Mair "); MODULE_LICENSE("GPL");