diff options
Diffstat (limited to 'drivers/media/dvb')
-rw-r--r-- | drivers/media/dvb/dvb-usb/Kconfig | 12 | ||||
-rw-r--r-- | drivers/media/dvb/dvb-usb/Makefile | 3 | ||||
-rw-r--r-- | drivers/media/dvb/dvb-usb/af9035.c | 1164 | ||||
-rw-r--r-- | drivers/media/dvb/dvb-usb/af9035.h | 120 | ||||
-rw-r--r-- | drivers/media/dvb/dvb-usb/dvb-usb-ids.h | 8 | ||||
-rw-r--r-- | drivers/media/dvb/dvb-usb/mxl111sf.c | 1 | ||||
-rw-r--r-- | drivers/media/dvb/frontends/Kconfig | 5 | ||||
-rw-r--r-- | drivers/media/dvb/frontends/Makefile | 1 | ||||
-rw-r--r-- | drivers/media/dvb/frontends/af9033.c | 919 | ||||
-rw-r--r-- | drivers/media/dvb/frontends/af9033.h | 75 | ||||
-rw-r--r-- | drivers/media/dvb/frontends/af9033_priv.h | 470 |
11 files changed, 2777 insertions, 1 deletions
diff --git a/drivers/media/dvb/dvb-usb/Kconfig b/drivers/media/dvb/dvb-usb/Kconfig index 63bf45679f98..be1db75091ff 100644 --- a/drivers/media/dvb/dvb-usb/Kconfig +++ b/drivers/media/dvb/dvb-usb/Kconfig @@ -422,3 +422,15 @@ config DVB_USB_RTL28XXU select MEDIA_TUNER_MXL5005S if !MEDIA_TUNER_CUSTOMISE help Say Y here to support the Realtek RTL28xxU DVB USB receiver. + +config DVB_USB_AF9035 + tristate "Afatech AF9035 DVB-T USB2.0 support" + depends on DVB_USB + select DVB_AF9033 + select MEDIA_TUNER_TUA9001 if !MEDIA_TUNER_CUSTOMISE + select MEDIA_TUNER_FC0011 if !MEDIA_TUNER_CUSTOMISE + select MEDIA_TUNER_MXL5007T if !MEDIA_TUNER_CUSTOMISE + select MEDIA_TUNER_TDA18218 if !MEDIA_TUNER_CUSTOMISE + help + Say Y here to support the Afatech AF9035 based DVB USB receiver. + diff --git a/drivers/media/dvb/dvb-usb/Makefile b/drivers/media/dvb/dvb-usb/Makefile index b76acb5387e6..b667ac39a4e3 100644 --- a/drivers/media/dvb/dvb-usb/Makefile +++ b/drivers/media/dvb/dvb-usb/Makefile @@ -110,6 +110,9 @@ obj-$(CONFIG_DVB_USB_MXL111SF) += mxl111sf-tuner.o dvb-usb-rtl28xxu-objs = rtl28xxu.o obj-$(CONFIG_DVB_USB_RTL28XXU) += dvb-usb-rtl28xxu.o +dvb-usb-af9035-objs = af9035.o +obj-$(CONFIG_DVB_USB_AF9035) += dvb-usb-af9035.o + ccflags-y += -I$(srctree)/drivers/media/dvb/dvb-core ccflags-y += -I$(srctree)/drivers/media/dvb/frontends/ # due to tuner-xc3028 diff --git a/drivers/media/dvb/dvb-usb/af9035.c b/drivers/media/dvb/dvb-usb/af9035.c new file mode 100644 index 000000000000..e1d6e6efa77b --- /dev/null +++ b/drivers/media/dvb/dvb-usb/af9035.c @@ -0,0 +1,1164 @@ +/* + * Afatech AF9035 DVB USB driver + * + * Copyright (C) 2009 Antti Palosaari <crope@iki.fi> + * Copyright (C) 2012 Antti Palosaari <crope@iki.fi> + * + * 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 + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#include "af9035.h" +#include "af9033.h" +#include "tua9001.h" +#include "fc0011.h" +#include "mxl5007t.h" +#include "tda18218.h" + +DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); +static DEFINE_MUTEX(af9035_usb_mutex); +static struct config af9035_config; +static struct dvb_usb_device_properties af9035_properties[2]; +static int af9035_properties_count = ARRAY_SIZE(af9035_properties); +static struct af9033_config af9035_af9033_config[] = { + { + .ts_mode = AF9033_TS_MODE_USB, + }, { + .ts_mode = AF9033_TS_MODE_SERIAL, + } +}; + +static u16 af9035_checksum(const u8 *buf, size_t len) +{ + size_t i; + u16 checksum = 0; + + for (i = 1; i < len; i++) { + if (i % 2) + checksum += buf[i] << 8; + else + checksum += buf[i]; + } + checksum = ~checksum; + + return checksum; +} + +static int af9035_ctrl_msg(struct usb_device *udev, struct usb_req *req) +{ +#define BUF_LEN 63 +#define REQ_HDR_LEN 4 /* send header size */ +#define ACK_HDR_LEN 3 /* rece header size */ +#define CHECKSUM_LEN 2 +#define USB_TIMEOUT 2000 + + int ret, act_len; + u8 buf[BUF_LEN]; + u32 msg_len; + static u8 seq; /* packet sequence number */ + u16 checksum, tmpsum; + + /* buffer overflow check */ + if (req->wlen > (BUF_LEN - REQ_HDR_LEN - CHECKSUM_LEN) || + req->rlen > (BUF_LEN - ACK_HDR_LEN - CHECKSUM_LEN)) { + pr_debug("%s: too much data wlen=%d rlen=%d\n", __func__, + req->wlen, req->rlen); + return -EINVAL; + } + + if (mutex_lock_interruptible(&af9035_usb_mutex) < 0) + return -EAGAIN; + + buf[0] = REQ_HDR_LEN + req->wlen + CHECKSUM_LEN - 1; + buf[1] = req->mbox; + buf[2] = req->cmd; + buf[3] = seq++; + if (req->wlen) + memcpy(&buf[4], req->wbuf, req->wlen); + + /* calc and add checksum */ + checksum = af9035_checksum(buf, buf[0] - 1); + buf[buf[0]-1] = (checksum >> 8); + buf[buf[0]-0] = (checksum & 0xff); + + msg_len = REQ_HDR_LEN + req->wlen + CHECKSUM_LEN ; + + /* send req */ + ret = usb_bulk_msg(udev, usb_sndbulkpipe(udev, 0x02), buf, msg_len, + &act_len, USB_TIMEOUT); + if (ret < 0) + err("bulk message failed=%d (%d/%d)", ret, msg_len, act_len); + else + if (act_len != msg_len) + ret = -EIO; /* all data is not send */ + if (ret < 0) + goto err_mutex_unlock; + + /* no ack for those packets */ + if (req->cmd == CMD_FW_DL) + goto exit_mutex_unlock; + + /* receive ack and data if read req */ + msg_len = ACK_HDR_LEN + req->rlen + CHECKSUM_LEN; + ret = usb_bulk_msg(udev, usb_rcvbulkpipe(udev, 0x81), buf, msg_len, + &act_len, USB_TIMEOUT); + if (ret < 0) { + err("recv bulk message failed=%d", ret); + ret = -EIO; + goto err_mutex_unlock; + } + if (act_len != msg_len) { + err("recv bulk message truncated (%d != %u)\n", + act_len, (unsigned int)msg_len); + ret = -EIO; + goto err_mutex_unlock; + } + + /* verify checksum */ + checksum = af9035_checksum(buf, act_len - 2); + tmpsum = (buf[act_len - 2] << 8) | buf[act_len - 1]; + if (tmpsum != checksum) { + err("%s: command=%02X checksum mismatch (%04X != %04X)\n", + __func__, req->cmd, + (unsigned int)tmpsum, (unsigned int)checksum); + ret = -EIO; + goto err_mutex_unlock; + } + /* check status */ + if (buf[2]) { + pr_debug("%s: command=%02x failed fw error=%d\n", __func__, + req->cmd, buf[2]); + ret = -EIO; + goto err_mutex_unlock; + } + + /* read request, copy returned data to return buf */ + if (req->rlen) + memcpy(req->rbuf, &buf[ACK_HDR_LEN], req->rlen); + +err_mutex_unlock: +exit_mutex_unlock: + mutex_unlock(&af9035_usb_mutex); + + return ret; +} + +/* write multiple registers */ +static int af9035_wr_regs(struct dvb_usb_device *d, u32 reg, u8 *val, int len) +{ + u8 wbuf[6 + len]; + u8 mbox = (reg >> 16) & 0xff; + struct usb_req req = { CMD_MEM_WR, mbox, sizeof(wbuf), wbuf, 0, NULL }; + + wbuf[0] = len; + wbuf[1] = 2; + wbuf[2] = 0; + wbuf[3] = 0; + wbuf[4] = (reg >> 8) & 0xff; + wbuf[5] = (reg >> 0) & 0xff; + memcpy(&wbuf[6], val, len); + + return af9035_ctrl_msg(d->udev, &req); +} + +/* read multiple registers */ +static int af9035_rd_regs(struct dvb_usb_device *d, u32 reg, u8 *val, int len) +{ + u8 wbuf[] = { len, 2, 0, 0, (reg >> 8) & 0xff, reg & 0xff }; + u8 mbox = (reg >> 16) & 0xff; + struct usb_req req = { CMD_MEM_RD, mbox, sizeof(wbuf), wbuf, len, val }; + + return af9035_ctrl_msg(d->udev, &req); +} + +/* write single register */ +static int af9035_wr_reg(struct dvb_usb_device *d, u32 reg, u8 val) +{ + return af9035_wr_regs(d, reg, &val, 1); +} + +/* read single register */ +static int af9035_rd_reg(struct dvb_usb_device *d, u32 reg, u8 *val) +{ + return af9035_rd_regs(d, reg, val, 1); +} + +/* write single register with mask */ +static int af9035_wr_reg_mask(struct dvb_usb_device *d, u32 reg, u8 val, + u8 mask) +{ + int ret; + u8 tmp; + + /* no need for read if whole reg is written */ + if (mask != 0xff) { + ret = af9035_rd_regs(d, reg, &tmp, 1); + if (ret) + return ret; + + val &= mask; + tmp &= ~mask; + val |= tmp; + } + + return af9035_wr_regs(d, reg, &val, 1); +} + +static int af9035_i2c_master_xfer(struct i2c_adapter *adap, + struct i2c_msg msg[], int num) +{ + struct dvb_usb_device *d = i2c_get_adapdata(adap); + int ret; + + if (mutex_lock_interruptible(&d->i2c_mutex) < 0) + return -EAGAIN; + + /* + * I2C sub header is 5 bytes long. Meaning of those bytes are: + * 0: data len + * 1: I2C addr << 1 + * 2: reg addr len + * byte 3 and 4 can be used as reg addr + * 3: reg addr MSB + * used when reg addr len is set to 2 + * 4: reg addr LSB + * used when reg addr len is set to 1 or 2 + * + * For the simplify we do not use register addr at all. + * NOTE: As a firmware knows tuner type there is very small possibility + * there could be some tuner I2C hacks done by firmware and this may + * lead problems if firmware expects those bytes are used. + */ + if (num == 2 && !(msg[0].flags & I2C_M_RD) && + (msg[1].flags & I2C_M_RD)) { + if (msg[0].len > 40 || msg[1].len > 40) { + /* TODO: correct limits > 40 */ + ret = -EOPNOTSUPP; + } else if (msg[0].addr == af9035_af9033_config[0].i2c_addr) { + /* integrated demod */ + u32 reg = msg[0].buf[0] << 16 | msg[0].buf[1] << 8 | + msg[0].buf[2]; + ret = af9035_rd_regs(d, reg, &msg[1].buf[0], + msg[1].len); + } else { + /* I2C */ + u8 buf[5 + msg[0].len]; + struct usb_req req = { CMD_I2C_RD, 0, sizeof(buf), + buf, msg[1].len, msg[1].buf }; + buf[0] = msg[1].len; + buf[1] = msg[0].addr << 1; + buf[2] = 0x00; /* reg addr len */ + buf[3] = 0x00; /* reg addr MSB */ + buf[4] = 0x00; /* reg addr LSB */ + memcpy(&buf[5], msg[0].buf, msg[0].len); + ret = af9035_ctrl_msg(d->udev, &req); + } + } else if (num == 1 && !(msg[0].flags & I2C_M_RD)) { + if (msg[0].len > 40) { + /* TODO: correct limits > 40 */ + ret = -EOPNOTSUPP; + } else if (msg[0].addr == af9035_af9033_config[0].i2c_addr) { + /* integrated demod */ + u32 reg = msg[0].buf[0] << 16 | msg[0].buf[1] << 8 | + msg[0].buf[2]; + ret = af9035_wr_regs(d, reg, &msg[0].buf[3], + msg[0].len - 3); + } else { + /* I2C */ + u8 buf[5 + msg[0].len]; + struct usb_req req = { CMD_I2C_WR, 0, sizeof(buf), buf, + 0, NULL }; + buf[0] = msg[0].len; + buf[1] = msg[0].addr << 1; + buf[2] = 0x00; /* reg addr len */ + buf[3] = 0x00; /* reg addr MSB */ + buf[4] = 0x00; /* reg addr LSB */ + memcpy(&buf[5], msg[0].buf, msg[0].len); + ret = af9035_ctrl_msg(d->udev, &req); + } + } else { + /* + * We support only two kind of I2C transactions: + * 1) 1 x read + 1 x write + * 2) 1 x write + */ + ret = -EOPNOTSUPP; + } + + mutex_unlock(&d->i2c_mutex); + + if (ret < 0) + return ret; + else + return num; +} + +static u32 af9035_i2c_functionality(struct i2c_adapter *adapter) +{ + return I2C_FUNC_I2C; +} + +static struct i2c_algorithm af9035_i2c_algo = { + .master_xfer = af9035_i2c_master_xfer, + .functionality = af9035_i2c_functionality, +}; + +static int af9035_init(struct dvb_usb_device *d) +{ + int ret, i; + u16 frame_size = 87 * 188 / 4; + u8 packet_size = 512 / 4; + struct reg_val_mask tab[] = { + { 0x80f99d, 0x01, 0x01 }, + { 0x80f9a4, 0x01, 0x01 }, + { 0x00dd11, 0x00, 0x20 }, + { 0x00dd11, 0x00, 0x40 }, + { 0x00dd13, 0x00, 0x20 }, + { 0x00dd13, 0x00, 0x40 }, + { 0x00dd11, 0x20, 0x20 }, + { 0x00dd88, (frame_size >> 0) & 0xff, 0xff}, + { 0x00dd89, (frame_size >> 8) & 0xff, 0xff}, + { 0x00dd0c, packet_size, 0xff}, + { 0x00dd11, af9035_config.dual_mode << 6, 0x40 }, + { 0x00dd8a, (frame_size >> 0) & 0xff, 0xff}, + { 0x00dd8b, (frame_size >> 8) & 0xff, 0xff}, + { 0x00dd0d, packet_size, 0xff }, + { 0x80f9a3, 0x00, 0x01 }, + { 0x80f9cd, 0x00, 0x01 }, + { 0x80f99d, 0x00, 0x01 }, + { 0x80f9a4, 0x00, 0x01 }, + }; + + pr_debug("%s: USB speed=%d frame_size=%04x packet_size=%02x\n", + __func__, d->udev->speed, frame_size, packet_size); + + /* init endpoints */ + for (i = 0; i < ARRAY_SIZE(tab); i++) { + ret = af9035_wr_reg_mask(d, tab[i].reg, tab[i].val, + tab[i].mask); + if (ret < 0) + goto err; + } + + return 0; + +err: + pr_debug("%s: failed=%d\n", __func__, ret); + + return ret; +} + +static int af9035_identify_state(struct usb_device *udev, + struct dvb_usb_device_properties *props, + struct dvb_usb_device_description **desc, + int *cold) +{ + int ret; + u8 wbuf[1] = { 1 }; + u8 rbuf[4]; + struct usb_req req = { CMD_FW_QUERYINFO, 0, sizeof(wbuf), wbuf, + sizeof(rbuf), rbuf }; + + ret = af9035_ctrl_msg(udev, &req); + if (ret < 0) + goto err; + + pr_debug("%s: reply=%02x %02x %02x %02x\n", __func__, + rbuf[0], rbuf[1], rbuf[2], rbuf[3]); + if (rbuf[0] || rbuf[1] || rbuf[2] || rbuf[3]) + *cold = 0; + else + *cold = 1; + + return 0; + +err: + pr_debug("%s: failed=%d\n", __func__, ret); + + return ret; +} + +static int af9035_download_firmware(struct usb_device *udev, + const struct firmware *fw) +{ + int ret, i, j, len; + u8 wbuf[1]; + u8 rbuf[4]; + struct usb_req req = { 0, 0, 0, NULL, 0, NULL }; + struct usb_req req_fw_dl = { CMD_FW_DL, 0, 0, wbuf, 0, NULL }; + struct usb_req req_fw_ver = { CMD_FW_QUERYINFO, 0, 1, wbuf, 4, rbuf } ; + u8 hdr_core; + u16 hdr_addr, hdr_data_len, hdr_checksum; + #define MAX_DATA 57 + #define HDR_SIZE 7 + + /* + * Thanks to Daniel Glöckner <daniel-gl@gmx.net> about that info! + * + * byte 0: MCS 51 core + * There are two inside the AF9035 (1=Link and 2=OFDM) with separate + * address spaces + * byte 1-2: Big endian destination address + * byte 3-4: Big endian number of data bytes following the header + * byte 5-6: Big endian header checksum, apparently ignored by the chip + * Calculated as ~(h[0]*256+h[1]+h[2]*256+h[3]+h[4]*256) + */ + + for (i = fw->size; i > HDR_SIZE;) { + hdr_core = fw->data[fw->size - i + 0]; + hdr_addr = fw->data[fw->size - i + 1] << 8; + hdr_addr |= fw->data[fw->size - i + 2] << 0; + hdr_data_len = fw->data[fw->size - i + 3] << 8; + hdr_data_len |= fw->data[fw->size - i + 4] << 0; + hdr_checksum = fw->data[fw->size - i + 5] << 8; + hdr_checksum |= fw->data[fw->size - i + 6] << 0; + + pr_debug("%s: core=%d addr=%04x data_len=%d checksum=%04x\n", + __func__, hdr_core, hdr_addr, hdr_data_len, + hdr_checksum); + + if (((hdr_core != 1) && (hdr_core != 2)) || + (hdr_data_len > i)) { + pr_debug("%s: bad firmware\n", __func__); + break; + } + + /* download begin packet */ + req.cmd = CMD_FW_DL_BEGIN; + ret = af9035_ctrl_msg(udev, &req); + if (ret < 0) + goto err; + + /* download firmware packet(s) */ + for (j = HDR_SIZE + hdr_data_len; j > 0; j -= MAX_DATA) { + len = j; + if (len > MAX_DATA) + len = MAX_DATA; + req_fw_dl.wlen = len; + req_fw_dl.wbuf = (u8 *) &fw->data[fw->size - i + + HDR_SIZE + hdr_data_len - j]; + ret = af9035_ctrl_msg(udev, &req_fw_dl); + if (ret < 0) + goto err; + } + + /* download end packet */ + req.cmd = CMD_FW_DL_END; + ret = af9035_ctrl_msg(udev, &req); + if (ret < 0) + goto err; + + i -= hdr_data_len + HDR_SIZE; + + pr_debug("%s: data uploaded=%zu\n", __func__, fw->size - i); + } + + /* firmware loaded, request boot */ + req.cmd = CMD_FW_BOOT; + ret = af9035_ctrl_msg(udev, &req); + if (ret < 0) + goto err; + + /* ensure firmware starts */ + wbuf[0] = 1; + ret = af9035_ctrl_msg(udev, &req_fw_ver); + if (ret < 0) + goto err; + + if (!(rbuf[0] || rbuf[1] || rbuf[2] || rbuf[3])) { + info("firmware did not run"); + ret = -ENODEV; + goto err; + } + + info("firmware version=%d.%d.%d.%d", rbuf[0], rbuf[1], rbuf[2], + rbuf[3]); + + return 0; + +err: + pr_debug("%s: failed=%d\n", __func__, ret); + + return ret; +} + +static int af9035_download_firmware_it9135(struct usb_device *udev, + const struct firmware *fw) +{ + int ret, i, i_prev; + u8 wbuf[1]; + u8 rbuf[4]; + struct usb_req req = { 0, 0, 0, NULL, 0, NULL }; + struct usb_req req_fw_dl = { CMD_FW_SCATTER_WR, 0, 0, NULL, 0, NULL }; + struct usb_req req_fw_ver = { CMD_FW_QUERYINFO, 0, 1, wbuf, 4, rbuf } ; + #define HDR_SIZE 7 + + /* + * There seems to be following firmware header. Meaning of bytes 0-3 + * is unknown. + * + * 0: 3 + * 1: 0, 1 + * 2: 0 + * 3: 1, 2, 3 + * 4: addr MSB + * 5: addr LSB + * 6: count of data bytes ? + */ + + for (i = HDR_SIZE, i_prev = 0; i <= fw->size; i++) { + if (i == fw->size || + (fw->data[i + 0] == 0x03 && + (fw->data[i + 1] == 0x00 || + fw->data[i + 1] == 0x01) && + fw->data[i + 2] == 0x00)) { + req_fw_dl.wlen = i - i_prev; + req_fw_dl.wbuf = (u8 *) &fw->data[i_prev]; + i_prev = i; + ret = af9035_ctrl_msg(udev, &req_fw_dl); + if (ret < 0) + goto err; + + pr_debug("%s: data uploaded=%d\n", __func__, i); + } + } + + /* firmware loaded, request boot */ + req.cmd = CMD_FW_BOOT; + ret = af9035_ctrl_msg(udev, &req); + if (ret < 0) + goto err; + + /* ensure firmware starts */ + wbuf[0] = 1; + ret = af9035_ctrl_msg(udev, &req_fw_ver); + if (ret < 0) + goto err; + + if (!(rbuf[0] || rbuf[1] || rbuf[2] || rbuf[3])) { + info("firmware did not run"); + ret = -ENODEV; + goto err; + } + + info("firmware version=%d.%d.%d.%d", rbuf[0], rbuf[1], rbuf[2], + rbuf[3]); + + return 0; + +err: + pr_debug("%s: failed=%d\n", __func__, ret); + + return ret; +} + +/* abuse that callback as there is no better one for reading eeprom */ +static int af9035_read_mac_address(struct dvb_usb_device *d, u8 mac[6]) +{ + int ret, i, eeprom_shift = 0; + u8 tmp; + u16 tmp16; + + /* check if there is dual tuners */ + ret = af9035_rd_reg(d, EEPROM_DUAL_MODE, &tmp); + if (ret < 0) + goto err; + + af9035_config.dual_mode = tmp; + pr_debug("%s: dual mode=%d\n", __func__, af9035_config.dual_mode); + + for (i = 0; i < af9035_properties[0].num_adapters; i++) { + /* tuner */ + ret = af9035_rd_reg(d, EEPROM_1_TUNER_ID + eeprom_shift, &tmp); + if (ret < 0) + goto err; + + af9035_af9033_config[i].tuner = tmp; + pr_debug("%s: [%d]tuner=%02x\n", __func__, i, tmp); + + switch (tmp) { + case AF9033_TUNER_TUA9001: + case AF9033_TUNER_FC0011: + case AF9033_TUNER_MXL5007T: + case AF9033_TUNER_TDA18218: + af9035_af9033_config[i].spec_inv = 1; + break; + default: + af9035_config.hw_not_supported = true; + warn("tuner ID=%02x not supported, please report!", + tmp); + }; + + /* tuner IF frequency */ + ret = af9035_rd_reg(d, EEPROM_1_IFFREQ_L + eeprom_shift, &tmp); + if (ret < 0) + goto err; + + tmp16 = tmp; + + ret = af9035_rd_reg(d, EEPROM_1_IFFREQ_H + eeprom_shift, &tmp); + if (ret < 0) + goto err; + + tmp16 |= tmp << 8; + + pr_debug("%s: [%d]IF=%d\n", __func__, i, tmp16); + + eeprom_shift = 0x10; /* shift for the 2nd tuner params */ + } + + /* get demod clock */ + ret = af9035_rd_reg(d, 0x00d800, &tmp); + if (ret < 0) + goto err; + + tmp = (tmp >> 0) & 0x0f; + + for (i = 0; i < af9035_properties[0].num_adapters; i++) + af9035_af9033_config[i].clock = clock_lut[tmp]; + + return 0; + +err: + pr_debug("%s: failed=%d\n", __func__, ret); + + return ret; +} + +/* abuse that callback as there is no better one for reading eeprom */ +static int af9035_read_mac_address_it9135(struct dvb_usb_device *d, u8 mac[6]) +{ + int ret, i; + u8 tmp; + + af9035_config.dual_mode = 0; + + /* get demod clock */ + ret = af9035_rd_reg(d, 0x00d800, &tmp); + if (ret < 0) + goto err; + + tmp = (tmp >> 0) & 0x0f; + + for (i = 0; i < af9035_properties[0].num_adapters; i++) + af9035_af9033_config[i].clock = clock_lut_it9135[tmp]; + + return 0; + +err: + pr_debug("%s: failed=%d\n", __func__, ret); + + return ret; +} + +static int af9035_fc0011_tuner_callback(struct dvb_usb_device *d, + int cmd, int arg) +{ + int ret; + + switch (cmd) { + case FC0011_FE_CALLBACK_POWER: + /* Tuner enable */ + ret = af9035_wr_reg_mask(d, 0xd8eb, 1, 1); + if (ret < 0) + goto err; + + ret = af9035_wr_reg_mask(d, 0xd8ec, 1, 1); + if (ret < 0) + goto err; + + ret = af9035_wr_reg_mask(d, 0xd8ed, 1, 1); + if (ret < 0) + goto err; + + /* LED */ + ret = af9035_wr_reg_mask(d, 0xd8d0, 1, 1); + if (ret < 0) + goto err; + + ret = af9035_wr_reg_mask(d, 0xd8d1, 1, 1); + if (ret < 0) + goto err; + + usleep_range(10000, 50000); + break; + case FC0011_FE_CALLBACK_RESET: + ret = af9035_wr_reg(d, 0xd8e9, 1); + if (ret < 0) + goto err; + + ret = af9035_wr_reg(d, 0xd8e8, 1); + if (ret < 0) + goto err; + + ret = af9035_wr_reg(d, 0xd8e7, 1); + if (ret < 0) + goto err; + + usleep_range(10000, 20000); + + ret = af9035_wr_reg(d, 0xd8e7, 0); + if (ret < 0) + goto err; + + usleep_range(10000, 20000); + break; + default: + ret = -EINVAL; + goto err; + } + + return 0; + +err: + pr_debug("%s: failed=%d\n", __func__, ret); + + return ret; +} + +static int af9035_tuner_callback(struct dvb_usb_device *d, int cmd, int arg) +{ + switch (af9035_af9033_config[0].tuner) { + case AF9033_TUNER_FC0011: + return af9035_fc0011_tuner_callback(d, cmd, arg); + default: + break; + } + + return -ENODEV; +} + +static int af9035_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 af9035_tuner_callback(d, cmd, arg); + default: + break; + } + + return -EINVAL; +} + +static int af9035_frontend_attach(struct dvb_usb_adapter *adap) +{ + int ret; + + if (af9035_config.hw_not_supported) { + ret = -ENODEV; + goto err; + } + + if (adap->id == 0) { + ret = af9035_wr_reg(adap->dev, 0x00417f, + af9035_af9033_config[1].i2c_addr); + if (ret < 0) + goto err; + + ret = af9035_wr_reg(adap->dev, 0x00d81a, + af9035_config.dual_mode); + if (ret < 0) + goto err; + } + + /* attach demodulator */ + adap->fe_adap[0].fe = dvb_attach(af9033_attach, + &af9035_af9033_config[adap->id], &adap->dev->i2c_adap); + if (adap->fe_adap[0].fe == NULL) { + ret = -ENODEV; + goto err; + } + + /* disable I2C-gate */ + adap->fe_adap[0].fe->ops.i2c_gate_ctrl = NULL; + adap->fe_adap[0].fe->callback = af9035_frontend_callback; + + return 0; + +err: + pr_debug("%s: failed=%d\n", __func__, ret); + + return ret; +} + +static struct tua9001_config af9035_tua9001_config = { + .i2c_addr = 0x60, +}; + +static const struct fc0011_config af9035_fc0011_config = { + .i2c_address = 0x60, +}; + +static struct mxl5007t_config af9035_mxl5007t_config = { + .xtal_freq_hz = MxL_XTAL_24_MHZ, + .if_freq_hz = MxL_IF_4_57_MHZ, + .invert_if = 0, + .loop_thru_enable = 0, + .clk_out_enable = 0, + .clk_out_amp = MxL_CLKOUT_AMP_0_94V, +}; + +static struct tda18218_config af9035_tda18218_config = { + .i2c_address = 0x60, + .i2c_wr_max = 21, +}; + +static int af9035_tuner_attach(struct dvb_usb_adapter *adap) +{ + int ret; + struct dvb_frontend *fe; + + switch (af9035_af9033_config[adap->id].tuner) { + case AF9033_TUNER_TUA9001: + /* AF9035 gpiot3 = TUA9001 RESETN + AF9035 gpiot2 = TUA9001 RXEN */ + + /* configure gpiot2 and gpiot2 as output */ + ret = af9035_wr_reg_mask(adap->dev, 0x00d8ec, 0x01, 0x01); + if (ret < 0) + goto err; + + ret = af9035_wr_reg_mask(adap->dev, 0x00d8ed, 0x01, 0x01); + if (ret < 0) + goto err; + + ret = af9035_wr_reg_mask(adap->dev, 0x00d8e8, 0x01, 0x01); + if (ret < 0) + goto err; + + ret = af9035_wr_reg_mask(adap->dev, 0x00d8e9, 0x01, 0x01); + if (ret < 0) + goto err; + + /* reset tuner */ + ret = af9035_wr_reg_mask(adap->dev, 0x00d8e7, 0x00, 0x01); + if (ret < 0) + goto err; + + usleep_range(2000, 20000); + + ret = af9035_wr_reg_mask(adap->dev, 0x00d8e7, 0x01, 0x01); + if (ret < 0) + goto err; + + /* activate tuner RX */ + /* TODO: use callback for TUA9001 RXEN */ + ret = af9035_wr_reg_mask(adap->dev, 0x00d8eb, 0x01, 0x01); + if (ret < 0) + goto err; + + /* attach tuner */ + fe = dvb_attach(tua9001_attach, adap->fe_adap[0].fe, + &adap->dev->i2c_adap, &af9035_tua9001_config); + break; + case AF9033_TUNER_FC0011: + fe = dvb_attach(fc0011_attach, adap->fe_adap[0].fe, + &adap->dev->i2c_adap, &af9035_fc0011_config); + break; + case AF9033_TUNER_MXL5007T: + ret = af9035_wr_reg(adap->dev, 0x00d8e0, 1); + if (ret < 0) + goto err; + ret = af9035_wr_reg(adap->dev, 0x00d8e1, 1); + if (ret < 0) + goto err; + ret = af9035_wr_reg(adap->dev, 0x00d8df, 0); + if (ret < 0) + goto err; + + msleep(30); + + ret = af9035_wr_reg(adap->dev, 0x00d8df, 1); + if (ret < 0) + goto err; + + msleep(300); + + ret = af9035_wr_reg(adap->dev, 0x00d8c0, 1); + if (ret < 0) + goto err; + ret = af9035_wr_reg(adap->dev, 0x00d8c1, 1); + if (ret < 0) + goto err; + ret = af9035_wr_reg(adap->dev, 0x00d8bf, 0); + if (ret < 0) + goto err; + ret = af9035_wr_reg(adap->dev, 0x00d8b4, 1); + if (ret < 0) + goto err; + ret = af9035_wr_reg(adap->dev, 0x00d8b5, 1); + if (ret < 0) + goto err; + ret = af9035_wr_reg(adap->dev, 0x00d8b3, 1); + if (ret < 0) + goto err; + + /* attach tuner */ + fe = dvb_attach(mxl5007t_attach, adap->fe_adap[0].fe, + &adap->dev->i2c_adap, 0x60, &af9035_mxl5007t_config); + break; + case AF9033_TUNER_TDA18218: + /* attach tuner */ + fe = dvb_attach(tda18218_attach, adap->fe_adap[0].fe, + &adap->dev->i2c_adap, &af9035_tda18218_config); + break; + default: + fe = NULL; + } + + if (fe == NULL) { + ret = -ENODEV; + goto err; + } + + return 0; + +err: + pr_debug("%s: failed=%d\n", __func__, ret); + + return ret; +} + +enum af9035_id_entry { + AF9035_15A4_9035, + AF9035_15A4_1001, + AF9035_0CCD_0093, + AF9035_07CA_A835, + AF9035_07CA_B835, + AF9035_07CA_1867, + AF9035_07CA_A867, + AF9035_07CA_0825, +}; + +static struct usb_device_id af9035_id[] = { + [AF9035_15A4_9035] = { + USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9035)}, + [AF9035_15A4_1001] = { + USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9035_2)}, + [AF9035_0CCD_0093] = { + USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_CINERGY_T_STICK)}, + [AF9035_07CA_A835] = { + USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A835)}, + [AF9035_07CA_B835] = { + USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_B835)}, + [AF9035_07CA_1867] = { + USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_1867)}, + [AF9035_07CA_A867] = { + USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A867)}, + [AF9035_07CA_0825] = { + USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_TWINSTAR)}, + {}, +}; + +MODULE_DEVICE_TABLE(usb, af9035_id); + +static struct dvb_usb_device_properties af9035_properties[] = { + { + .caps = DVB_USB_IS_AN_I2C_ADAPTER, + + .usb_ctrl = DEVICE_SPECIFIC, + .download_firmware = af9035_download_firmware, + .firmware = "dvb-usb-af9035-02.fw", + .no_reconnect = 1, + + .num_adapters = 1, + .adapter = { + { + .num_frontends = 1, + .fe = { + { + .frontend_attach = af9035_frontend_attach, + .tuner_attach = af9035_tuner_attach, + .stream = { + .type = USB_BULK, + .count = 6, + .endpoint = 0x84, + .u = { + .bulk = { + .buffersize = (87 * 188), + } + } + } + } + } + } + }, + + .identify_state = af9035_identify_state, + .read_mac_address = af9035_read_mac_address, + + .i2c_algo = &af9035_i2c_algo, + + .num_device_descs = 5, + .devices = { + { + .name = "Afatech AF9035 reference design", + .cold_ids = { + &af9035_id[AF9035_15A4_9035], + &af9035_id[AF9035_15A4_1001], + }, + }, { + .name = "TerraTec Cinergy T Stick", + .cold_ids = { + &af9035_id[AF9035_0CCD_0093], + }, + }, { + .name = "AVerMedia AVerTV Volar HD/PRO (A835)", + .cold_ids = { + &af9035_id[AF9035_07CA_A835], + &af9035_id[AF9035_07CA_B835], + }, + }, { + .name = "AVerMedia HD Volar (A867)", + .cold_ids = { + &af9035_id[AF9035_07CA_1867], + &af9035_id[AF9035_07CA_A867], + }, + }, { + .name = "AVerMedia Twinstar (A825)", + .cold_ids = { + &af9035_id[AF9035_07CA_0825], + }, + }, + } + }, + { + .caps = DVB_USB_IS_AN_I2C_ADAPTER, + + .usb_ctrl = DEVICE_SPECIFIC, + .download_firmware = af9035_download_firmware_it9135, + .firmware = "dvb-usb-it9135-01.fw", + .no_reconnect = 1, + + .num_adapters = 1, + .adapter = { + { + .num_frontends = 1, + .fe = { + { + .frontend_attach = af9035_frontend_attach, + .tuner_attach = af9035_tuner_attach, + .stream = { + .type = USB_BULK, + .count = 6, + .endpoint = 0x84, + .u = { + .bulk = { + .buffersize = (87 * 188), + } + } + } + } + } + } + }, + + .identify_state = af9035_identify_state, + .read_mac_address = af9035_read_mac_address_it9135, + + .i2c_algo = &af9035_i2c_algo, + + .num_device_descs = 0, /* disabled as no support for IT9135 */ + .devices = { + { + .name = "ITE Tech. IT9135 reference design", + }, + } + }, +}; + +static int af9035_usb_probe(struct usb_interface *intf, + const struct usb_device_id *id) +{ + int ret, i; + struct dvb_usb_device *d = NULL; + struct usb_device *udev; + bool found; + + pr_debug("%s: interface=%d\n", __func__, + intf->cur_altsetting->desc.bInterfaceNumber); + + /* interface 0 is used by DVB-T receiver and + interface 1 is for remote controller (HID) */ + if (intf->cur_altsetting->desc.bInterfaceNumber != 0) + return 0; + + /* Dynamic USB ID support. Replaces first device ID with current one. */ + udev = interface_to_usbdev(intf); + + for (i = 0, found = false; i < ARRAY_SIZE(af9035_id) - 1; i++) { + if (af9035_id[i].idVendor == + le16_to_cpu(udev->descriptor.idVendor) && + af9035_id[i].idProduct == + le16_to_cpu(udev->descriptor.idProduct)) { + found = true; + break; + } + } + + if (!found) { + pr_debug("%s: using dynamic ID %04x:%04x\n", __func__, + le16_to_cpu(udev->descriptor.idVendor), + le16_to_cpu(udev->descriptor.idProduct)); + af9035_properties[0].devices[0].cold_ids[0]->idVendor = + le16_to_cpu(udev->descriptor.idVendor); + af9035_properties[0].devices[0].cold_ids[0]->idProduct = + le16_to_cpu(udev->descriptor.idProduct); + } + + + for (i = 0; i < af9035_properties_count; i++) { + ret = dvb_usb_device_init(intf, &af9035_properties[i], + THIS_MODULE, &d, adapter_nr); + + if (ret == -ENODEV) + continue; + else + break; + } + + if (ret < 0) + goto err; + + if (d) { + ret = af9035_init(d); + if (ret < 0) + goto err; + } + + return 0; + +err: + pr_debug("%s: failed=%d\n", __func__, ret); + + return ret; +} + +/* usb specific object needed to register this driver with the usb subsystem */ +static struct usb_driver af9035_usb_driver = { + .name = "dvb_usb_af9035", + .probe = af9035_usb_probe, + .disconnect = dvb_usb_device_exit, + .id_table = af9035_id, +}; + +module_usb_driver(af9035_usb_driver); + +MODULE_AUTHOR("Antti Palosaari <crope@iki.fi>"); +MODULE_DESCRIPTION("Afatech AF9035 driver"); +MODULE_LICENSE("GPL"); diff --git a/drivers/media/dvb/dvb-usb/af9035.h b/drivers/media/dvb/dvb-usb/af9035.h new file mode 100644 index 000000000000..031bd9cf0cb2 --- /dev/null +++ b/drivers/media/dvb/dvb-usb/af9035.h @@ -0,0 +1,120 @@ +/* + * Afatech AF9035 DVB USB driver + * + * Copyright (C) 2009 Antti Palosaari <crope@iki.fi> + * Copyright (C) 2012 Antti Palosaari <crope@iki.fi> + * + * 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 + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#ifndef AF9035_H +#define AF9035_H + +/* prefix for dvb-usb log writings */ +#define DVB_USB_LOG_PREFIX "af9035" + +#include "dvb-usb.h" + +struct reg_val { + u32 reg; + u8 val; +}; + +struct reg_val_mask { + u32 reg; + u8 val; + u8 mask; +}; + +struct usb_req { + u8 cmd; + u8 mbox; + u8 wlen; + u8 *wbuf; + u8 rlen; + u8 *rbuf; +}; + +struct config { + bool dual_mode; + bool hw_not_supported; +}; + +struct fw_segment { +#define SEGMENT_FW_DL 0 +#define SEGMENT_ROM_COPY 1 +#define SEGMENT_DIRECT_CMD 2 + u8 type; + u32 len; +}; + +struct fw_header { +#define SEGMENT_MAX_COUNT 6 + u8 segment_count; + struct fw_segment segment[SEGMENT_MAX_COUNT]; +}; + +u32 clock_lut[] = { + 20480000, /* FPGA */ + 16384000, /* 16.38 MHz */ + 20480000, /* 20.48 MHz */ + 36000000, /* 36.00 MHz */ + 30000000, /* 30.00 MHz */ + 26000000, /* 26.00 MHz */ + 28000000, /* 28.00 MHz */ + 32000000, /* 32.00 MHz */ + 34000000, /* 34.00 MHz */ + 24000000, /* 24.00 MHz */ + 22000000, /* 22.00 MHz */ + 12000000, /* 12.00 MHz */ +}; + +u32 clock_lut_it9135[] = { + 12000000, /* 12.00 MHz */ + 20480000, /* 20.48 MHz */ + 36000000, /* 36.00 MHz */ + 30000000, /* 30.00 MHz */ + 26000000, /* 26.00 MHz */ + 28000000, /* 28.00 MHz */ + 32000000, /* 32.00 MHz */ + 34000000, /* 34.00 MHz */ + 24000000, /* 24.00 MHz */ + 22000000, /* 22.00 MHz */ +}; + +/* EEPROM locations */ +#define EEPROM_IR_MODE 0x430d +#define EEPROM_DUAL_MODE 0x4326 +#define EEPROM_IR_TYPE 0x4329 +#define EEPROM_1_IFFREQ_L 0x432d +#define EEPROM_1_IFFREQ_H 0x432e +#define EEPROM_1_TUNER_ID 0x4331 +#define EEPROM_2_IFFREQ_L 0x433d +#define EEPROM_2_IFFREQ_H 0x433e +#define EEPROM_2_TUNER_ID 0x4341 + +/* USB commands */ +#define CMD_MEM_RD 0x00 +#define CMD_MEM_WR 0x01 +#define CMD_I2C_RD 0x02 +#define CMD_I2C_WR 0x03 +#define CMD_FW_DL 0x21 +#define CMD_FW_QUERYINFO 0x22 +#define CMD_FW_BOOT 0x23 +#define CMD_FW_DL_BEGIN 0x24 +#define CMD_FW_DL_END 0x25 +#define CMD_FW_SCATTER_WR 0x29 + +#endif diff --git a/drivers/media/dvb/dvb-usb/dvb-usb-ids.h b/drivers/media/dvb/dvb-usb/dvb-usb-ids.h index 397d8f232731..94d3f8a5cd9e 100644 --- a/drivers/media/dvb/dvb-usb/dvb-usb-ids.h +++ b/drivers/media/dvb/dvb-usb/dvb-usb-ids.h @@ -76,6 +76,8 @@ #define USB_PID_AFATECH_AF9005 0x9020 #define USB_PID_AFATECH_AF9015_9015 0x9015 #define USB_PID_AFATECH_AF9015_9016 0x9016 +#define USB_PID_AFATECH_AF9035 0x9035 +#define USB_PID_AFATECH_AF9035_2 0x1001 #define USB_PID_TREKSTOR_DVBT 0x901b #define USB_VID_ALINK_DTU 0xf170 #define USB_PID_ANSONIC_DVBT_USB 0x6000 @@ -152,6 +154,7 @@ #define USB_PID_KWORLD_VSTREAM_WARM 0x17df #define USB_PID_TERRATEC_CINERGY_T_USB_XE 0x0055 #define USB_PID_TERRATEC_CINERGY_T_USB_XE_REV2 0x0069 +#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_TWINHAN_VP7041_COLD 0x3201 @@ -221,6 +224,11 @@ #define USB_PID_AVERMEDIA_A850T 0x850b #define USB_PID_AVERMEDIA_A805 0xa805 #define USB_PID_AVERMEDIA_A815M 0x815a +#define USB_PID_AVERMEDIA_A835 0xa835 +#define USB_PID_AVERMEDIA_B835 0xb835 +#define USB_PID_AVERMEDIA_1867 0x1867 +#define USB_PID_AVERMEDIA_A867 0xa867 +#define USB_PID_AVERMEDIA_TWINSTAR 0x0825 #define USB_PID_TECHNOTREND_CONNECT_S2400 0x3006 #define USB_PID_TECHNOTREND_CONNECT_CT3650 0x300d #define USB_PID_TERRATEC_CINERGY_DT_XS_DIVERSITY 0x005a diff --git a/drivers/media/dvb/dvb-usb/mxl111sf.c b/drivers/media/dvb/dvb-usb/mxl111sf.c index 81305de2fea5..91834c583580 100644 --- a/drivers/media/dvb/dvb-usb/mxl111sf.c +++ b/drivers/media/dvb/dvb-usb/mxl111sf.c @@ -340,7 +340,6 @@ static int mxl111sf_ep6_streaming_ctrl(struct dvb_usb_adapter *adap, int onoff) struct mxl111sf_state *state = d->priv; struct mxl111sf_adap_state *adap_state = adap->fe_adap[adap->active_fe].priv; int ret = 0; - u8 tmp; deb_info("%s(%d)\n", __func__, onoff); diff --git a/drivers/media/dvb/frontends/Kconfig b/drivers/media/dvb/frontends/Kconfig index 21246707fbfb..e11adb64e9e6 100644 --- a/drivers/media/dvb/frontends/Kconfig +++ b/drivers/media/dvb/frontends/Kconfig @@ -713,6 +713,11 @@ config DVB_M88RS2000 A DVB-S tuner module. Say Y when you want to support this frontend. +config DVB_AF9033 + tristate "Afatech AF9033 DVB-T demodulator" + depends on DVB_CORE && I2C + default m if DVB_FE_CUSTOMISE + comment "Tools to develop new frontends" config DVB_DUMMY_FE diff --git a/drivers/media/dvb/frontends/Makefile b/drivers/media/dvb/frontends/Makefile index 86fa808bf589..6ca75578ecac 100644 --- a/drivers/media/dvb/frontends/Makefile +++ b/drivers/media/dvb/frontends/Makefile @@ -98,4 +98,5 @@ obj-$(CONFIG_DVB_A8293) += a8293.o obj-$(CONFIG_DVB_TDA10071) += tda10071.o obj-$(CONFIG_DVB_RTL2830) += rtl2830.o obj-$(CONFIG_DVB_M88RS2000) += m88rs2000.o +obj-$(CONFIG_DVB_AF9033) += af9033.o diff --git a/drivers/media/dvb/frontends/af9033.c b/drivers/media/dvb/frontends/af9033.c new file mode 100644 index 000000000000..2cb1f8d6955e --- /dev/null +++ b/drivers/media/dvb/frontends/af9033.c @@ -0,0 +1,919 @@ +/* + * Afatech AF9033 demodulator driver + * + * Copyright (C) 2009 Antti Palosaari <crope@iki.fi> + * Copyright (C) 2012 Antti Palosaari <crope@iki.fi> + * + * 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 + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#include "af9033_priv.h" + +struct af9033_state { + struct i2c_adapter *i2c; + struct dvb_frontend fe; + struct af9033_config cfg; + + u32 bandwidth_hz; + bool ts_mode_parallel; + bool ts_mode_serial; +}; + +/* write multiple registers */ +static int af9033_wr_regs(struct af9033_state *state, u32 reg, const u8 *val, + int len) +{ + int ret; + u8 buf[3 + len]; + struct i2c_msg msg[1] = { + { + .addr = state->cfg.i2c_addr, + .flags = 0, + .len = sizeof(buf), + .buf = buf, + } + }; + + buf[0] = (reg >> 16) & 0xff; + buf[1] = (reg >> 8) & 0xff; + buf[2] = (reg >> 0) & 0xff; + memcpy(&buf[3], val, len); + + ret = i2c_transfer(state->i2c, msg, 1); + if (ret == 1) { + ret = 0; + } else { + printk(KERN_WARNING "%s: i2c wr failed=%d reg=%06x len=%d\n", + __func__, ret, reg, len); + ret = -EREMOTEIO; + } + + return ret; +} + +/* read multiple registers */ +static int af9033_rd_regs(struct af9033_state *state, u32 reg, u8 *val, int len) +{ + int ret; + u8 buf[3] = { (reg >> 16) & 0xff, (reg >> 8) & 0xff, + (reg >> 0) & 0xff }; + struct i2c_msg msg[2] = { + { + .addr = state->cfg.i2c_addr, + .flags = 0, + .len = sizeof(buf), + .buf = buf + }, { + .addr = state->cfg.i2c_addr, + .flags = I2C_M_RD, + .len = len, + .buf = val + } + }; + + ret = i2c_transfer(state->i2c, msg, 2); + if (ret == 2) { + ret = 0; + } else { + printk(KERN_WARNING "%s: i2c rd failed=%d reg=%06x len=%d\n", + __func__, ret, reg, len); + ret = -EREMOTEIO; + } + + return ret; +} + + +/* write single register */ +static int af9033_wr_reg(struct af9033_state *state, u32 reg, u8 val) +{ + return af9033_wr_regs(state, reg, &val, 1); +} + +/* read single register */ +static int af9033_rd_reg(struct af9033_state *state, u32 reg, u8 *val) +{ + return af9033_rd_regs(state, reg, val, 1); +} + +/* write single register with mask */ +static int af9033_wr_reg_mask(struct af9033_state *state, u32 reg, u8 val, + u8 mask) +{ + int ret; + u8 tmp; + + /* no need for read if whole reg is written */ + if (mask != 0xff) { + ret = af9033_rd_regs(state, reg, &tmp, 1); + if (ret) + return ret; + + val &= mask; + tmp &= ~mask; + val |= tmp; + } + + return af9033_wr_regs(state, reg, &val, 1); +} + +/* read single register with mask */ +static int af9033_rd_reg_mask(struct af9033_state *state, u32 reg, u8 *val, + u8 mask) +{ + int ret, i; + u8 tmp; + + ret = af9033_rd_regs(state, reg, &tmp, 1); + if (ret) + return ret; + + tmp &= mask; + + /* find position of the first bit */ + for (i = 0; i < 8; i++) { + if ((mask >> i) & 0x01) + break; + } + *val = tmp >> i; + + return 0; +} + +static u32 af9033_div(u32 a, u32 b, u32 x) +{ + u32 r = 0, c = 0, i; + + pr_debug("%s: a=%d b=%d x=%d\n", __func__, a, b, x); + + if (a > b) { + c = a / b; + a = a - c * b; + } + + for (i = 0; i < x; i++) { + if (a >= b) { + r += 1; + a -= b; + } + a <<= 1; + r <<= 1; + } + r = (c << (u32)x) + r; + + pr_debug("%s: a=%d b=%d x=%d r=%d r=%x\n", __func__, a, b, x, r, r); + + return r; +} + +static void af9033_release(struct dvb_frontend *fe) +{ + struct af9033_state *state = fe->demodulator_priv; + + kfree(state); +} + +static int af9033_init(struct dvb_frontend *fe) +{ + struct af9033_state *state = fe->demodulator_priv; + int ret, i, len; + const struct reg_val *init; + u8 buf[4]; + u32 adc_cw, clock_cw; + struct reg_val_mask tab[] = { + { 0x80fb24, 0x00, 0x08 }, + { 0x80004c, 0x00, 0xff }, + { 0x00f641, state->cfg.tuner, 0xff }, + { 0x80f5ca, 0x01, 0x01 }, + { 0x80f715, 0x01, 0x01 }, + { 0x00f41f, 0x04, 0x04 }, + { 0x00f41a, 0x01, 0x01 }, + { 0x80f731, 0x00, 0x01 }, + { 0x00d91e, 0x00, 0x01 }, + { 0x00d919, 0x00, 0x01 }, + { 0x80f732, 0x00, 0x01 }, + { 0x00d91f, 0x00, 0x01 }, + { 0x00d91a, 0x00, 0x01 }, + { 0x80f730, 0x00, 0x01 }, + { 0x80f778, 0x00, 0xff }, + { 0x80f73c, 0x01, 0x01 }, + { 0x80f776, 0x00, 0x01 }, + { 0x00d8fd, 0x01, 0xff }, + { 0x00d830, 0x01, 0xff }, + { 0x00d831, 0x00, 0xff }, + { 0x00d832, 0x00, 0xff }, + { 0x80f985, state->ts_mode_serial, 0x01 }, + { 0x80f986, state->ts_mode_parallel, 0x01 }, + { 0x00d827, 0x00, 0xff }, + { 0x00d829, 0x00, 0xff }, + }; + + /* program clock control */ + clock_cw = af9033_div(state->cfg.clock, 1000000ul, 19ul); + buf[0] = (clock_cw >> 0) & 0xff; + buf[1] = (clock_cw >> 8) & 0xff; + buf[2] = (clock_cw >> 16) & 0xff; + buf[3] = (clock_cw >> 24) & 0xff; + + pr_debug("%s: clock=%d clock_cw=%08x\n", __func__, state->cfg.clock, + clock_cw); + + ret = af9033_wr_regs(state, 0x800025, buf, 4); + if (ret < 0) + goto err; + + /* program ADC control */ + for (i = 0; i < ARRAY_SIZE(clock_adc_lut); i++) { + if (clock_adc_lut[i].clock == state->cfg.clock) + break; + } + + adc_cw = af9033_div(clock_adc_lut[i].adc, 1000000ul, 19ul); + buf[0] = (adc_cw >> 0) & 0xff; + buf[1] = (adc_cw >> 8) & 0xff; + buf[2] = (adc_cw >> 16) & 0xff; + + pr_debug("%s: adc=%d adc_cw=%06x\n", __func__, clock_adc_lut[i].adc, + adc_cw); + + ret = af9033_wr_regs(state, 0x80f1cd, buf, 3); + if (ret < 0) + goto err; + + /* program register table */ + for (i = 0; i < ARRAY_SIZE(tab); i++) { + ret = af9033_wr_reg_mask(state, tab[i].reg, tab[i].val, + tab[i].mask); + if (ret < 0) + goto err; + } + + /* settings for TS interface */ + if (state->cfg.ts_mode == AF9033_TS_MODE_USB) { + ret = af9033_wr_reg_mask(state, 0x80f9a5, 0x00, 0x01); + if (ret < 0) + goto err; + + ret = af9033_wr_reg_mask(state, 0x80f9b5, 0x01, 0x01); + if (ret < 0) + goto err; + } else { + ret = af9033_wr_reg_mask(state, 0x80f990, 0x00, 0x01); + if (ret < 0) + goto err; + + ret = af9033_wr_reg_mask(state, 0x80f9b5, 0x00, 0x01); + if (ret < 0) + goto err; + } + + /* load OFSM settings */ + pr_debug("%s: load ofsm settings\n", __func__); + len = ARRAY_SIZE(ofsm_init); + init = ofsm_init; + for (i = 0; i < len; i++) { + ret = af9033_wr_reg(state, init[i].reg, init[i].val); + if (ret < 0) + goto err; + } + + /* load tuner specific settings */ + pr_debug("%s: load tuner specific settings\n", + __func__); + switch (state->cfg.tuner) { + case AF9033_TUNER_TUA9001: + len = ARRAY_SIZE(tuner_init_tua9001); + init = tuner_init_tua9001; + break; + case AF9033_TUNER_FC0011: + len = ARRAY_SIZE(tuner_init_fc0011); + init = tuner_init_fc0011; + break; + case AF9033_TUNER_MXL5007T: + len = ARRAY_SIZE(tuner_init_mxl5007t); + init = tuner_init_mxl5007t; + break; + case AF9033_TUNER_TDA18218: + len = ARRAY_SIZE(tuner_init_tda18218); + init = tuner_init_tda18218; + break; + default: + pr_debug("%s: unsupported tuner ID=%d\n", __func__, + state->cfg.tuner); + ret = -ENODEV; + goto err; + } + + for (i = 0; i < len; i++) { + ret = af9033_wr_reg(state, init[i].reg, init[i].val); + if (ret < 0) + goto err; + } + + state->bandwidth_hz = 0; /* force to program all parameters */ + + return 0; + +err: + pr_debug("%s: failed=%d\n", __func__, ret); + + return ret; +} + +static int af9033_sleep(struct dvb_frontend *fe) +{ + struct af9033_state *state = fe->demodulator_priv; + int ret, i; + u8 tmp; + + ret = af9033_wr_reg(state, 0x80004c, 1); + if (ret < 0) + goto err; + + ret = af9033_wr_reg(state, 0x800000, 0); + if (ret < 0) + goto err; + + for (i = 100, tmp = 1; i && tmp; i--) { + ret = af9033_rd_reg(state, 0x80004c, &tmp); + if (ret < 0) + goto err; + + usleep_range(200, 10000); + } + + pr_debug("%s: loop=%d\n", __func__, i); + + if (i == 0) { + ret = -ETIMEDOUT; + goto err; + } + + ret = af9033_wr_reg_mask(state, 0x80fb24, 0x08, 0x08); + if (ret < 0) + goto err; + + /* prevent current leak (?) */ + if (state->cfg.ts_mode == AF9033_TS_MODE_SERIAL) { + /* enable parallel TS */ + ret = af9033_wr_reg_mask(state, 0x00d917, 0x00, 0x01); + if (ret < 0) + goto err; + + ret = af9033_wr_reg_mask(state, 0x00d916, 0x01, 0x01); + if (ret < 0) + goto err; + } + + return 0; + +err: + pr_debug("%s: failed=%d\n", __func__, ret); + + return ret; +} + +static int af9033_get_tune_settings(struct dvb_frontend *fe, + struct dvb_frontend_tune_settings *fesettings) +{ + fesettings->min_delay_ms = 800; + fesettings->step_size = 0; + fesettings->max_drift = 0; + + return 0; +} + +static int af9033_set_frontend(struct dvb_frontend *fe) +{ + struct af9033_state *state = fe->demodulator_priv; + struct dtv_frontend_properties *c = &fe->dtv_property_cache; + int ret, i, spec_inv; + u8 tmp, buf[3], bandwidth_reg_val; + u32 if_frequency, freq_cw, adc_freq; + + pr_debug("%s: frequency=%d bandwidth_hz=%d\n", __func__, c->frequency, + c->bandwidth_hz); + + /* check bandwidth */ + switch (c->bandwidth_hz) { + case 6000000: + bandwidth_reg_val = 0x00; + break; + case 7000000: + bandwidth_reg_val = 0x01; + break; + case 8000000: + bandwidth_reg_val = 0x02; + break; + default: + pr_debug("%s: invalid bandwidth_hz\n", __func__); + ret = -EINVAL; + goto err; + } + + /* program tuner */ + if (fe->ops.tuner_ops.set_params) + fe->ops.tuner_ops.set_params(fe); + + /* program CFOE coefficients */ + if (c->bandwidth_hz != state->bandwidth_hz) { + for (i = 0; i < ARRAY_SIZE(coeff_lut); i++) { + if (coeff_lut[i].clock == state->cfg.clock && + coeff_lut[i].bandwidth_hz == c->bandwidth_hz) { + break; + } + } + ret = af9033_wr_regs(state, 0x800001, + coeff_lut[i].val, sizeof(coeff_lut[i].val)); + } + + /* program frequency control */ + if (c->bandwidth_hz != state->bandwidth_hz) { + spec_inv = state->cfg.spec_inv ? -1 : 1; + + for (i = 0; i < ARRAY_SIZE(clock_adc_lut); i++) { + if (clock_adc_lut[i].clock == state->cfg.clock) + break; + } + adc_freq = clock_adc_lut[i].adc; + + /* get used IF frequency */ + if (fe->ops.tuner_ops.get_if_frequency) + fe->ops.tuner_ops.get_if_frequency(fe, &if_frequency); + else + if_frequency = 0; + + while (if_frequency > (adc_freq / 2)) + if_frequency -= adc_freq; + + if (if_frequency >= 0) + spec_inv *= -1; + else + if_frequency *= -1; + + freq_cw = af9033_div(if_frequency, adc_freq, 23ul); + + if (spec_inv == -1) + freq_cw *= -1; + + /* get adc multiplies */ + ret = af9033_rd_reg(state, 0x800045, &tmp); + if (ret < 0) + goto err; + + if (tmp == 1) + freq_cw /= 2; + + buf[0] = (freq_cw >> 0) & 0xff; + buf[1] = (freq_cw >> 8) & 0xff; + buf[2] = (freq_cw >> 16) & 0x7f; + ret = af9033_wr_regs(state, 0x800029, buf, 3); + if (ret < 0) + goto err; + + state->bandwidth_hz = c->bandwidth_hz; + } + + ret = af9033_wr_reg_mask(state, 0x80f904, bandwidth_reg_val, 0x03); + if (ret < 0) + goto err; + + ret = af9033_wr_reg(state, 0x800040, 0x00); + if (ret < 0) + goto err; + + ret = af9033_wr_reg(state, 0x800047, 0x00); + if (ret < 0) + goto err; + + ret = af9033_wr_reg_mask(state, 0x80f999, 0x00, 0x01); + if (ret < 0) + goto err; + + if (c->frequency <= 230000000) + tmp = 0x00; /* VHF */ + else + tmp = 0x01; /* UHF */ + + ret = af9033_wr_reg(state, 0x80004b, tmp); + if (ret < 0) + goto err; + + ret = af9033_wr_reg(state, 0x800000, 0x00); + if (ret < 0) + goto err; + + return 0; + +err: + pr_debug("%s: failed=%d\n", __func__, ret); + + return ret; +} + +static int af9033_get_frontend(struct dvb_frontend *fe) +{ + struct af9033_state *state = fe->demodulator_priv; + struct dtv_frontend_properties *c = &fe->dtv_property_cache; + int ret; + u8 buf[8]; + + pr_debug("%s\n", __func__); + + /* read all needed registers */ + ret = af9033_rd_regs(state, 0x80f900, buf, sizeof(buf)); + if (ret < 0) + goto err; + + switch ((buf[0] >> 0) & 3) { + case 0: + c->transmission_mode = TRANSMISSION_MODE_2K; + break; + case 1: + c->transmission_mode = TRANSMISSION_MODE_8K; + break; + } + + switch ((buf[1] >> 0) & 3) { + case 0: + c->guard_interval = GUARD_INTERVAL_1_32; + break; + case 1: + c->guard_interval = GUARD_INTERVAL_1_16; + break; + case 2: + c->guard_interval = GUARD_INTERVAL_1_8; + break; + case 3: + c->guard_interval = GUARD_INTERVAL_1_4; + break; + } + + switch ((buf[2] >> 0) & 7) { + case 0: + c->hierarchy = HIERARCHY_NONE; + break; + case 1: + c->hierarchy = HIERARCHY_1; + break; + case 2: + c->hierarchy = HIERARCHY_2; + break; + case 3: + c->hierarchy = HIERARCHY_4; + break; + } + + switch ((buf[3] >> 0) & 3) { + case 0: + c->modulation = QPSK; + break; + case 1: + c->modulation = QAM_16; + break; + case 2: + c->modulation = QAM_64; + break; + } + + switch ((buf[4] >> 0) & 3) { + case 0: + c->bandwidth_hz = 6000000; + break; + case 1: + c->bandwidth_hz = 7000000; + break; + case 2: + c->bandwidth_hz = 8000000; + break; + } + + switch ((buf[6] >> 0) & 7) { + case 0: + c->code_rate_HP = FEC_1_2; + break; + case 1: + c->code_rate_HP = FEC_2_3; + break; + case 2: + c->code_rate_HP = FEC_3_4; + break; + case 3: + c->code_rate_HP = FEC_5_6; + break; + case 4: + c->code_rate_HP = FEC_7_8; + break; + case 5: + c->code_rate_HP = FEC_NONE; + break; + } + + switch ((buf[7] >> 0) & 7) { + case 0: + c->code_rate_LP = FEC_1_2; + break; + case 1: + c->code_rate_LP = FEC_2_3; + break; + case 2: + c->code_rate_LP = FEC_3_4; + break; + case 3: + c->code_rate_LP = FEC_5_6; + break; + case 4: + c->code_rate_LP = FEC_7_8; + break; + case 5: + c->code_rate_LP = FEC_NONE; + break; + } + + return 0; + +err: + pr_debug("%s: failed=%d\n", __func__, ret); + + return ret; +} + +static int af9033_read_status(struct dvb_frontend *fe, fe_status_t *status) +{ + struct af9033_state *state = fe->demodulator_priv; + int ret; + u8 tmp; + + *status = 0; + + /* radio channel status, 0=no result, 1=has signal, 2=no signal */ + ret = af9033_rd_reg(state, 0x800047, &tmp); + if (ret < 0) + goto err; + + /* has signal */ + if (tmp == 0x01) + *status |= FE_HAS_SIGNAL; + + if (tmp != 0x02) { + /* TPS lock */ + ret = af9033_rd_reg_mask(state, 0x80f5a9, &tmp, 0x01); + if (ret < 0) + goto err; + + if (tmp) + *status |= FE_HAS_SIGNAL | FE_HAS_CARRIER | + FE_HAS_VITERBI; + + /* full lock */ + ret = af9033_rd_reg_mask(state, 0x80f999, &tmp, 0x01); + if (ret < 0) + goto err; + + if (tmp) + *status |= FE_HAS_SIGNAL | FE_HAS_CARRIER | + FE_HAS_VITERBI | FE_HAS_SYNC | + FE_HAS_LOCK; + } + + return 0; + +err: + pr_debug("%s: failed=%d\n", __func__, ret); + + return ret; +} + +static int af9033_read_snr(struct dvb_frontend *fe, u16 *snr) +{ + struct af9033_state *state = fe->demodulator_priv; + int ret, i, len; + u8 buf[3], tmp; + u32 snr_val; + const struct val_snr *uninitialized_var(snr_lut); + + /* read value */ + ret = af9033_rd_regs(state, 0x80002c, buf, 3); + if (ret < 0) + goto err; + + snr_val = (buf[2] << 16) | (buf[1] << 8) | buf[0]; + + /* read current modulation */ + ret = af9033_rd_reg(state, 0x80f903, &tmp); + if (ret < 0) + goto err; + + switch ((tmp >> 0) & 3) { + case 0: + len = ARRAY_SIZE(qpsk_snr_lut); + snr_lut = qpsk_snr_lut; + break; + case 1: + len = ARRAY_SIZE(qam16_snr_lut); + snr_lut = qam16_snr_lut; + break; + case 2: + len = ARRAY_SIZE(qam64_snr_lut); + snr_lut = qam64_snr_lut; + break; + default: + goto err; + } + + for (i = 0; i < len; i++) { + tmp = snr_lut[i].snr; + + if (snr_val < snr_lut[i].val) + break; + } + + *snr = tmp * 10; /* dB/10 */ + + return 0; + +err: + pr_debug("%s: failed=%d\n", __func__, ret); + + return ret; +} + +static int af9033_read_signal_strength(struct dvb_frontend *fe, u16 *strength) +{ + struct af9033_state *state = fe->demodulator_priv; + int ret; + u8 strength2; + + /* read signal strength of 0-100 scale */ + ret = af9033_rd_reg(state, 0x800048, &strength2); + if (ret < 0) + goto err; + + /* scale value to 0x0000-0xffff */ + *strength = strength2 * 0xffff / 100; + + return 0; + +err: + pr_debug("%s: failed=%d\n", __func__, ret); + + return ret; +} + +static int af9033_read_ber(struct dvb_frontend *fe, u32 *ber) +{ + *ber = 0; + + return 0; +} + +static int af9033_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks) +{ + *ucblocks = 0; + + return 0; +} + +static int af9033_i2c_gate_ctrl(struct dvb_frontend *fe, int enable) +{ + struct af9033_state *state = fe->demodulator_priv; + int ret; + + pr_debug("%s: enable=%d\n", __func__, enable); + + ret = af9033_wr_reg_mask(state, 0x00fa04, enable, 0x01); + if (ret < 0) + goto err; + + return 0; + +err: + pr_debug("%s: failed=%d\n", __func__, ret); + + return ret; +} + +static struct dvb_frontend_ops af9033_ops; + +struct dvb_frontend *af9033_attach(const struct af9033_config *config, + struct i2c_adapter *i2c) +{ + int ret; + struct af9033_state *state; + u8 buf[8]; + + pr_debug("%s:\n", __func__); + + /* allocate memory for the internal state */ + state = kzalloc(sizeof(struct af9033_state), GFP_KERNEL); + if (state == NULL) + goto err; + + /* setup the state */ + state->i2c = i2c; + memcpy(&state->cfg, config, sizeof(struct af9033_config)); + + if (state->cfg.clock != 12000000) { + printk(KERN_INFO "af9033: unsupported clock=%d, only " \ + "12000000 Hz is supported currently\n", + state->cfg.clock); + goto err; + } + + /* firmware version */ + ret = af9033_rd_regs(state, 0x0083e9, &buf[0], 4); + if (ret < 0) + goto err; + + ret = af9033_rd_regs(state, 0x804191, &buf[4], 4); + if (ret < 0) + goto err; + + printk(KERN_INFO "af9033: firmware version: LINK=%d.%d.%d.%d " \ + "OFDM=%d.%d.%d.%d\n", buf[0], buf[1], buf[2], buf[3], + buf[4], buf[5], buf[6], buf[7]); + + /* configure internal TS mode */ + switch (state->cfg.ts_mode) { + case AF9033_TS_MODE_PARALLEL: + state->ts_mode_parallel = true; + break; + case AF9033_TS_MODE_SERIAL: + state->ts_mode_serial = true; + break; + case AF9033_TS_MODE_USB: + /* usb mode for AF9035 */ + default: + break; + } + + /* create dvb_frontend */ + memcpy(&state->fe.ops, &af9033_ops, sizeof(struct dvb_frontend_ops)); + state->fe.demodulator_priv = state; + + return &state->fe; + +err: + kfree(state); + return NULL; +} +EXPORT_SYMBOL(af9033_attach); + +static struct dvb_frontend_ops af9033_ops = { + .delsys = { SYS_DVBT }, + .info = { + .name = "Afatech AF9033 (DVB-T)", + .frequency_min = 174000000, + .frequency_max = 862000000, + .frequency_stepsize = 250000, + .frequency_tolerance = 0, + .caps = FE_CAN_FEC_1_2 | + FE_CAN_FEC_2_3 | + FE_CAN_FEC_3_4 | + FE_CAN_FEC_5_6 | + FE_CAN_FEC_7_8 | + FE_CAN_FEC_AUTO | + FE_CAN_QPSK | + FE_CAN_QAM_16 | + FE_CAN_QAM_64 | + FE_CAN_QAM_AUTO | + FE_CAN_TRANSMISSION_MODE_AUTO | + FE_CAN_GUARD_INTERVAL_AUTO | + FE_CAN_HIERARCHY_AUTO | + FE_CAN_RECOVER | + FE_CAN_MUTE_TS + }, + + .release = af9033_release, + + .init = af9033_init, + .sleep = af9033_sleep, + + .get_tune_settings = af9033_get_tune_settings, + .set_frontend = af9033_set_frontend, + .get_frontend = af9033_get_frontend, + + .read_status = af9033_read_status, + .read_snr = af9033_read_snr, + .read_signal_strength = af9033_read_signal_strength, + .read_ber = af9033_read_ber, + .read_ucblocks = af9033_read_ucblocks, + + .i2c_gate_ctrl = af9033_i2c_gate_ctrl, +}; + +MODULE_AUTHOR("Antti Palosaari <crope@iki.fi>"); +MODULE_DESCRIPTION("Afatech AF9033 DVB-T demodulator driver"); +MODULE_LICENSE("GPL"); diff --git a/drivers/media/dvb/frontends/af9033.h b/drivers/media/dvb/frontends/af9033.h new file mode 100644 index 000000000000..9e302c3f0f7d --- /dev/null +++ b/drivers/media/dvb/frontends/af9033.h @@ -0,0 +1,75 @@ +/* + * Afatech AF9033 demodulator driver + * + * Copyright (C) 2009 Antti Palosaari <crope@iki.fi> + * Copyright (C) 2012 Antti Palosaari <crope@iki.fi> + * + * 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 + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#ifndef AF9033_H +#define AF9033_H + +struct af9033_config { + /* + * I2C address + */ + u8 i2c_addr; + + /* + * clock Hz + * 12000000, 22000000, 24000000, 34000000, 32000000, 28000000, 26000000, + * 30000000, 36000000, 20480000, 16384000 + */ + u32 clock; + + /* + * tuner + */ +#define AF9033_TUNER_TUA9001 0x27 /* Infineon TUA 9001 */ +#define AF9033_TUNER_FC0011 0x28 /* Fitipower FC0011 */ +#define AF9033_TUNER_MXL5007T 0xa0 /* MaxLinear MxL5007T */ +#define AF9033_TUNER_TDA18218 0xa1 /* NXP TDA 18218HN */ + u8 tuner; + + /* + * TS settings + */ +#define AF9033_TS_MODE_USB 0 +#define AF9033_TS_MODE_PARALLEL 1 +#define AF9033_TS_MODE_SERIAL 2 + u8 ts_mode:2; + + /* + * input spectrum inversion + */ + bool spec_inv; +}; + + +#if defined(CONFIG_DVB_AF9033) || \ + (defined(CONFIG_DVB_AF9033_MODULE) && defined(MODULE)) +extern struct dvb_frontend *af9033_attach(const struct af9033_config *config, + struct i2c_adapter *i2c); +#else +static inline struct dvb_frontend *af9033_attach( + const struct af9033_config *config, struct i2c_adapter *i2c) +{ + printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); + return NULL; +} +#endif + +#endif /* AF9033_H */ diff --git a/drivers/media/dvb/frontends/af9033_priv.h b/drivers/media/dvb/frontends/af9033_priv.h new file mode 100644 index 000000000000..0b783b9ed75e --- /dev/null +++ b/drivers/media/dvb/frontends/af9033_priv.h @@ -0,0 +1,470 @@ +/* + * Afatech AF9033 demodulator driver + * + * Copyright (C) 2009 Antti Palosaari <crope@iki.fi> + * Copyright (C) 2012 Antti Palosaari <crope@iki.fi> + * + * 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 + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#ifndef AF9033_PRIV_H +#define AF9033_PRIV_H + +#include "dvb_frontend.h" +#include "af9033.h" + +struct reg_val { + u32 reg; + u8 val; +}; + +struct reg_val_mask { + u32 reg; + u8 val; + u8 mask; +}; + +struct coeff { + u32 clock; + u32 bandwidth_hz; + u8 val[36]; +}; + +struct clock_adc { + u32 clock; + u32 adc; +}; + +struct val_snr { + u32 val; + u8 snr; +}; + +/* Xtal clock vs. ADC clock lookup table */ +static const struct clock_adc clock_adc_lut[] = { + { 16384000, 20480000 }, + { 20480000, 20480000 }, + { 36000000, 20250000 }, + { 30000000, 20156250 }, + { 26000000, 20583333 }, + { 28000000, 20416667 }, + { 32000000, 20500000 }, + { 34000000, 20187500 }, + { 24000000, 20500000 }, + { 22000000, 20625000 }, + { 12000000, 20250000 }, +}; + +/* pre-calculated coeff lookup table */ +static const struct coeff coeff_lut[] = { + /* 12.000 MHz */ + { 12000000, 8000000, { + 0x01, 0xce, 0x55, 0xc9, 0x00, 0xe7, 0x2a, 0xe4, 0x00, 0x73, + 0x99, 0x0f, 0x00, 0x73, 0x95, 0x72, 0x00, 0x73, 0x91, 0xd5, + 0x00, 0x39, 0xca, 0xb9, 0x00, 0xe7, 0x2a, 0xe4, 0x00, 0x73, + 0x95, 0x72, 0x37, 0x02, 0xce, 0x01 } + }, + { 12000000, 7000000, { + 0x01, 0x94, 0x8b, 0x10, 0x00, 0xca, 0x45, 0x88, 0x00, 0x65, + 0x25, 0xed, 0x00, 0x65, 0x22, 0xc4, 0x00, 0x65, 0x1f, 0x9b, + 0x00, 0x32, 0x91, 0x62, 0x00, 0xca, 0x45, 0x88, 0x00, 0x65, + 0x22, 0xc4, 0x88, 0x02, 0x95, 0x01 } + }, + { 12000000, 6000000, { + 0x01, 0x5a, 0xc0, 0x56, 0x00, 0xad, 0x60, 0x2b, 0x00, 0x56, + 0xb2, 0xcb, 0x00, 0x56, 0xb0, 0x15, 0x00, 0x56, 0xad, 0x60, + 0x00, 0x2b, 0x58, 0x0b, 0x00, 0xad, 0x60, 0x2b, 0x00, 0x56, + 0xb0, 0x15, 0xf4, 0x02, 0x5b, 0x01 } + }, +}; + +/* QPSK SNR lookup table */ +static const struct val_snr qpsk_snr_lut[] = { + { 0x0b4771, 0 }, + { 0x0c1aed, 1 }, + { 0x0d0d27, 2 }, + { 0x0e4d19, 3 }, + { 0x0e5da8, 4 }, + { 0x107097, 5 }, + { 0x116975, 6 }, + { 0x1252d9, 7 }, + { 0x131fa4, 8 }, + { 0x13d5e1, 9 }, + { 0x148e53, 10 }, + { 0x15358b, 11 }, + { 0x15dd29, 12 }, + { 0x168112, 13 }, + { 0x170b61, 14 }, + { 0x17a532, 15 }, + { 0x180f94, 16 }, + { 0x186ed2, 17 }, + { 0x18b271, 18 }, + { 0x18e118, 19 }, + { 0x18ff4b, 20 }, + { 0x190af1, 21 }, + { 0x191451, 22 }, + { 0xffffff, 23 }, +}; + +/* QAM16 SNR lookup table */ +static const struct val_snr qam16_snr_lut[] = { + { 0x04f0d5, 0 }, + { 0x05387a, 1 }, + { 0x0573a4, 2 }, + { 0x05a99e, 3 }, + { 0x05cc80, 4 }, + { 0x05eb62, 5 }, + { 0x05fecf, 6 }, + { 0x060b80, 7 }, + { 0x062501, 8 }, + { 0x064865, 9 }, + { 0x069604, 10 }, + { 0x06f356, 11 }, + { 0x07706a, 12 }, + { 0x0804d3, 13 }, + { 0x089d1a, 14 }, + { 0x093e3d, 15 }, + { 0x09e35d, 16 }, + { 0x0a7c3c, 17 }, + { 0x0afaf8, 18 }, + { 0x0b719d, 19 }, + { 0x0bda6a, 20 }, + { 0x0c0c75, 21 }, + { 0x0c3f7d, 22 }, + { 0x0c5e62, 23 }, + { 0x0c6c31, 24 }, + { 0x0c7925, 25 }, + { 0xffffff, 26 }, +}; + +/* QAM64 SNR lookup table */ +static const struct val_snr qam64_snr_lut[] = { + { 0x0256d0, 0 }, + { 0x027a65, 1 }, + { 0x029873, 2 }, + { 0x02b7fe, 3 }, + { 0x02cf1e, 4 }, + { 0x02e234, 5 }, + { 0x02f409, 6 }, + { 0x030046, 7 }, + { 0x030844, 8 }, + { 0x030a02, 9 }, + { 0x030cde, 10 }, + { 0x031031, 11 }, + { 0x03144c, 12 }, + { 0x0315dd, 13 }, + { 0x031920, 14 }, + { 0x0322d0, 15 }, + { 0x0339fc, 16 }, + { 0x0364a1, 17 }, + { 0x038bcc, 18 }, + { 0x03c7d3, 19 }, + { 0x0408cc, 20 }, + { 0x043bed, 21 }, + { 0x048061, 22 }, + { 0x04be95, 23 }, + { 0x04fa7d, 24 }, + { 0x052405, 25 }, + { 0x05570d, 26 }, + { 0x059feb, 27 }, + { 0x05bf38, 28 }, + { 0xffffff, 29 }, +}; + +static const struct reg_val ofsm_init[] = { + { 0x800051, 0x01 }, + { 0x800070, 0x0a }, + { 0x80007e, 0x04 }, + { 0x800081, 0x0a }, + { 0x80008a, 0x01 }, + { 0x80008e, 0x01 }, + { 0x800092, 0x06 }, + { 0x800099, 0x01 }, + { 0x80009f, 0xe1 }, + { 0x8000a0, 0xcf }, + { 0x8000a3, 0x01 }, + { 0x8000a5, 0x01 }, + { 0x8000a6, 0x01 }, + { 0x8000a9, 0x00 }, + { 0x8000aa, 0x01 }, + { 0x8000ab, 0x01 }, + { 0x8000b0, 0x01 }, + { 0x8000c0, 0x05 }, + { 0x8000c4, 0x19 }, + { 0x80f000, 0x0f }, + { 0x80f016, 0x10 }, + { 0x80f017, 0x04 }, + { 0x80f018, 0x05 }, + { 0x80f019, 0x04 }, + { 0x80f01a, 0x05 }, + { 0x80f021, 0x03 }, + { 0x80f022, 0x0a }, + { 0x80f023, 0x0a }, + { 0x80f02b, 0x00 }, + { 0x80f02c, 0x01 }, + { 0x80f064, 0x03 }, + { 0x80f065, 0xf9 }, + { 0x80f066, 0x03 }, + { 0x80f067, 0x01 }, + { 0x80f06f, 0xe0 }, + { 0x80f070, 0x03 }, + { 0x80f072, 0x0f }, + { 0x80f073, 0x03 }, + { 0x80f078, 0x00 }, + { 0x80f087, 0x00 }, + { 0x80f09b, 0x3f }, + { 0x80f09c, 0x00 }, + { 0x80f09d, 0x20 }, + { 0x80f09e, 0x00 }, + { 0x80f09f, 0x0c }, + { 0x80f0a0, 0x00 }, + { 0x80f130, 0x04 }, + { 0x80f132, 0x04 }, + { 0x80f144, 0x1a }, + { 0x80f146, 0x00 }, + { 0x80f14a, 0x01 }, + { 0x80f14c, 0x00 }, + { 0x80f14d, 0x00 }, + { 0x80f14f, 0x04 }, + { 0x80f158, 0x7f }, + { 0x80f15a, 0x00 }, + { 0x80f15b, 0x08 }, + { 0x80f15d, 0x03 }, + { 0x80f15e, 0x05 }, + { 0x80f163, 0x05 }, + { 0x80f166, 0x01 }, + { 0x80f167, 0x40 }, + { 0x80f168, 0x0f }, + { 0x80f17a, 0x00 }, + { 0x80f17b, 0x00 }, + { 0x80f183, 0x01 }, + { 0x80f19d, 0x40 }, + { 0x80f1bc, 0x36 }, + { 0x80f1bd, 0x00 }, + { 0x80f1cb, 0xa0 }, + { 0x80f1cc, 0x01 }, + { 0x80f204, 0x10 }, + { 0x80f214, 0x00 }, + { 0x80f40e, 0x0a }, + { 0x80f40f, 0x40 }, + { 0x80f410, 0x08 }, + { 0x80f55f, 0x0a }, + { 0x80f561, 0x15 }, + { 0x80f562, 0x20 }, + { 0x80f5df, 0xfb }, + { 0x80f5e0, 0x00 }, + { 0x80f5e3, 0x09 }, + { 0x80f5e4, 0x01 }, + { 0x80f5e5, 0x01 }, + { 0x80f5f8, 0x01 }, + { 0x80f5fd, 0x01 }, + { 0x80f600, 0x05 }, + { 0x80f601, 0x08 }, + { 0x80f602, 0x0b }, + { 0x80f603, 0x0e }, + { 0x80f604, 0x11 }, + { 0x80f605, 0x14 }, + { 0x80f606, 0x17 }, + { 0x80f607, 0x1f }, + { 0x80f60e, 0x00 }, + { 0x80f60f, 0x04 }, + { 0x80f610, 0x32 }, + { 0x80f611, 0x10 }, + { 0x80f707, 0xfc }, + { 0x80f708, 0x00 }, + { 0x80f709, 0x37 }, + { 0x80f70a, 0x00 }, + { 0x80f78b, 0x01 }, + { 0x80f80f, 0x40 }, + { 0x80f810, 0x54 }, + { 0x80f811, 0x5a }, + { 0x80f905, 0x01 }, + { 0x80fb06, 0x03 }, + { 0x80fd8b, 0x00 }, +}; + +/* Infineon TUA 9001 tuner init + AF9033_TUNER_TUA9001 = 0x27 */ +static const struct reg_val tuner_init_tua9001[] = { + { 0x800046, 0x27 }, + { 0x800057, 0x00 }, + { 0x800058, 0x01 }, + { 0x80005f, 0x00 }, + { 0x800060, 0x00 }, + { 0x80006d, 0x00 }, + { 0x800071, 0x05 }, + { 0x800072, 0x02 }, + { 0x800074, 0x01 }, + { 0x800075, 0x03 }, + { 0x800076, 0x02 }, + { 0x800077, 0x00 }, + { 0x800078, 0x01 }, + { 0x800079, 0x00 }, + { 0x80007a, 0x7e }, + { 0x80007b, 0x3e }, + { 0x800093, 0x00 }, + { 0x800094, 0x01 }, + { 0x800095, 0x02 }, + { 0x800096, 0x01 }, + { 0x800098, 0x0a }, + { 0x80009b, 0x05 }, + { 0x80009c, 0x80 }, + { 0x8000b3, 0x00 }, + { 0x8000c1, 0x01 }, + { 0x8000c2, 0x00 }, + { 0x80f007, 0x00 }, + { 0x80f01f, 0x82 }, + { 0x80f020, 0x00 }, + { 0x80f029, 0x82 }, + { 0x80f02a, 0x00 }, + { 0x80f047, 0x00 }, + { 0x80f054, 0x00 }, + { 0x80f055, 0x00 }, + { 0x80f077, 0x01 }, + { 0x80f1e6, 0x00 }, +}; + +/* Fitipower fc0011 tuner init + AF9033_TUNER_FC0011 = 0x28 */ +static const struct reg_val tuner_init_fc0011[] = { + { 0x800046, AF9033_TUNER_FC0011 }, + { 0x800057, 0x00 }, + { 0x800058, 0x01 }, + { 0x80005f, 0x00 }, + { 0x800060, 0x00 }, + { 0x800068, 0xa5 }, + { 0x80006e, 0x01 }, + { 0x800071, 0x0A }, + { 0x800072, 0x02 }, + { 0x800074, 0x01 }, + { 0x800079, 0x01 }, + { 0x800093, 0x00 }, + { 0x800094, 0x00 }, + { 0x800095, 0x00 }, + { 0x800096, 0x00 }, + { 0x80009b, 0x2D }, + { 0x80009c, 0x60 }, + { 0x80009d, 0x23 }, + { 0x8000a4, 0x50 }, + { 0x8000ad, 0x50 }, + { 0x8000b3, 0x01 }, + { 0x8000b7, 0x88 }, + { 0x8000b8, 0xa6 }, + { 0x8000c3, 0x01 }, + { 0x8000c4, 0x01 }, + { 0x8000c7, 0x69 }, + { 0x80F007, 0x00 }, + { 0x80F00A, 0x1B }, + { 0x80F00B, 0x1B }, + { 0x80F00C, 0x1B }, + { 0x80F00D, 0x1B }, + { 0x80F00E, 0xFF }, + { 0x80F00F, 0x01 }, + { 0x80F010, 0x00 }, + { 0x80F011, 0x02 }, + { 0x80F012, 0xFF }, + { 0x80F013, 0x01 }, + { 0x80F014, 0x00 }, + { 0x80F015, 0x02 }, + { 0x80F01B, 0xEF }, + { 0x80F01C, 0x01 }, + { 0x80F01D, 0x0f }, + { 0x80F01E, 0x02 }, + { 0x80F01F, 0x6E }, + { 0x80F020, 0x00 }, + { 0x80F025, 0xDE }, + { 0x80F026, 0x00 }, + { 0x80F027, 0x0A }, + { 0x80F028, 0x03 }, + { 0x80F029, 0x6E }, + { 0x80F02A, 0x00 }, + { 0x80F047, 0x00 }, + { 0x80F054, 0x00 }, + { 0x80F055, 0x00 }, + { 0x80F077, 0x01 }, + { 0x80F1E6, 0x00 }, +}; + +/* MaxLinear MxL5007T tuner init + AF9033_TUNER_MXL5007T = 0xa0 */ +static const struct reg_val tuner_init_mxl5007t[] = { + { 0x800046, 0x1b }, + { 0x800057, 0x01 }, + { 0x800058, 0x01 }, + { 0x80005f, 0x00 }, + { 0x800060, 0x00 }, + { 0x800068, 0x96 }, + { 0x800071, 0x05 }, + { 0x800072, 0x02 }, + { 0x800074, 0x01 }, + { 0x800079, 0x01 }, + { 0x800093, 0x00 }, + { 0x800094, 0x00 }, + { 0x800095, 0x00 }, + { 0x800096, 0x00 }, + { 0x8000b3, 0x01 }, + { 0x8000c1, 0x01 }, + { 0x8000c2, 0x00 }, + { 0x80f007, 0x00 }, + { 0x80f00c, 0x19 }, + { 0x80f00d, 0x1a }, + { 0x80f012, 0xda }, + { 0x80f013, 0x00 }, + { 0x80f014, 0x00 }, + { 0x80f015, 0x02 }, + { 0x80f01f, 0x82 }, + { 0x80f020, 0x00 }, + { 0x80f029, 0x82 }, + { 0x80f02a, 0x00 }, + { 0x80f077, 0x02 }, + { 0x80f1e6, 0x00 }, +}; + +/* NXP TDA 18218HN tuner init + AF9033_TUNER_TDA18218 = 0xa1 */ +static const struct reg_val tuner_init_tda18218[] = { + {0x800046, 0xa1}, + {0x800057, 0x01}, + {0x800058, 0x01}, + {0x80005f, 0x00}, + {0x800060, 0x00}, + {0x800071, 0x05}, + {0x800072, 0x02}, + {0x800074, 0x01}, + {0x800079, 0x01}, + {0x800093, 0x00}, + {0x800094, 0x00}, + {0x800095, 0x00}, + {0x800096, 0x00}, + {0x8000b3, 0x01}, + {0x8000c3, 0x01}, + {0x8000c4, 0x00}, + {0x80f007, 0x00}, + {0x80f00c, 0x19}, + {0x80f00d, 0x1a}, + {0x80f012, 0xda}, + {0x80f013, 0x00}, + {0x80f014, 0x00}, + {0x80f015, 0x02}, + {0x80f01f, 0x82}, + {0x80f020, 0x00}, + {0x80f029, 0x82}, + {0x80f02a, 0x00}, + {0x80f077, 0x02}, + {0x80f1e6, 0x00}, +}; + +#endif /* AF9033_PRIV_H */ + |