| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Antti Palosaari | 7883 | 76.93% | 78 | 58.21% |
| Thomas Mair | 847 | 8.27% | 4 | 2.99% |
| Olli Salonen | 618 | 6.03% | 2 | 1.49% |
| Nikita Gerasimov | 178 | 1.74% | 1 | 0.75% |
| Mauro Carvalho Chehab | 154 | 1.50% | 6 | 4.48% |
| Rodrigo Tartajo | 121 | 1.18% | 1 | 0.75% |
| Shurong Zhang | 69 | 0.67% | 1 | 0.75% |
| Wolfram Sang | 45 | 0.44% | 1 | 0.75% |
| Alessandro Miceli | 40 | 0.39% | 3 | 2.24% |
| Sean Young | 36 | 0.35% | 6 | 4.48% |
| Alistair Buxton | 24 | 0.23% | 1 | 0.75% |
| Fabrizio Gazzato | 20 | 0.20% | 1 | 0.75% |
| Philipp Dreimann | 18 | 0.18% | 1 | 0.75% |
| Jan Vcelak | 17 | 0.17% | 2 | 1.49% |
| Johan Hovold | 15 | 0.15% | 2 | 1.49% |
| David Härdeman | 13 | 0.13% | 1 | 0.75% |
| Miroslav Šustek | 13 | 0.13% | 1 | 0.75% |
| Hans Verkuil | 12 | 0.12% | 1 | 0.75% |
| Juergen Lock | 11 | 0.11% | 1 | 0.75% |
| Dimitris Lampridis | 10 | 0.10% | 1 | 0.75% |
| David J. Fiddes | 10 | 0.10% | 1 | 0.75% |
| Gianluca Gennari | 9 | 0.09% | 1 | 0.75% |
| Christian Dale | 9 | 0.09% | 1 | 0.75% |
| Brian Healy | 9 | 0.09% | 1 | 0.75% |
| Andrew Karpow | 9 | 0.09% | 1 | 0.75% |
| Eddi De Pieri | 8 | 0.08% | 1 | 0.75% |
| Alexander Inyukhin | 8 | 0.08% | 1 | 0.75% |
| Graham Eccleston | 7 | 0.07% | 1 | 0.75% |
| Till Dörges | 6 | 0.06% | 1 | 0.75% |
| Robert Backhaus | 6 | 0.06% | 1 | 0.75% |
| Paolo Pantò | 5 | 0.05% | 1 | 0.75% |
| Sebastian | 4 | 0.04% | 1 | 0.75% |
| Wei Yongjun | 3 | 0.03% | 1 | 0.75% |
| Thomas Gleixner | 2 | 0.02% | 1 | 0.75% |
| Peter Rosin | 2 | 0.02% | 1 | 0.75% |
| Julia Lawall | 2 | 0.02% | 1 | 0.75% |
| Colin Ian King | 2 | 0.02% | 1 | 0.75% |
| Benjamin Larsson | 1 | 0.01% | 1 | 0.75% |
| Mario Hros | 1 | 0.01% | 1 | 0.75% |
| Total | 10247 | 134 |
// 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); /* * Zero-length transfers must use usb_sndctrlpipe() and * rtl28xxu_identify_state() uses a zero-length i2c read * command to determine the chip type. */ if (req->size) pipe = usb_rcvctrlpipe(d->udev, 0); else pipe = usb_sndctrlpipe(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) { if (msg[0].len < 1 || msg[1].len < 1) { ret = -EOPNOTSUPP; goto err_mutex_unlock; } /* 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) { if (msg[0].len < 1) { ret = -EOPNOTSUPP; goto err_mutex_unlock; } /* 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) { if (msg[0].len < 1) { ret = -EOPNOTSUPP; goto err_mutex_unlock; } /* method 1 - integrated demod */ if (msg[0].buf[0] == 0x00) { if (msg[0].len < 2) { ret = -EOPNOTSUPP; goto err_mutex_unlock; } /* 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)) { if (msg[0].len < 1) { ret = -EOPNOTSUPP; goto err_mutex_unlock; } /* 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 = {}; /* 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)) goto err_slave_demod_failed; if (!try_module_get(client->dev.driver->owner)) { i2c_unregister_device(client); 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)) goto err_slave_demod_failed; if (!try_module_get(client->dev.driver->owner)) { i2c_unregister_device(client); 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]) 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)) goto err_slave_demod_failed; if (!try_module_get(client->dev.driver->owner)) { i2c_unregister_device(client); 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: dev_dbg(&d->intf->dev, "failed=%d\n", ret); return ret; err_slave_demod_failed: /* * We continue on reduced mode, without DVB-T2/C, using master * demod, when slave demod fails. */ dev->slave_demod = SLAVE_DEMOD_NONE; return 0; } 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 = 51 * (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 * 51; 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");
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