| /* |
| * 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" |
| |
| DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); |
| |
| 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 dvb_usb_device *d, struct usb_req *req) |
| { |
| #define BUF_LEN 64 |
| #define REQ_HDR_LEN 4 /* send header size */ |
| #define ACK_HDR_LEN 3 /* rece header size */ |
| #define CHECKSUM_LEN 2 |
| #define USB_TIMEOUT 2000 |
| struct state *state = d_to_priv(d); |
| int ret, wlen, rlen; |
| u8 buf[BUF_LEN]; |
| u16 checksum, tmp_checksum; |
| |
| /* 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; |
| } |
| |
| buf[0] = REQ_HDR_LEN + req->wlen + CHECKSUM_LEN - 1; |
| buf[1] = req->mbox; |
| buf[2] = req->cmd; |
| buf[3] = state->seq++; |
| memcpy(&buf[REQ_HDR_LEN], req->wbuf, req->wlen); |
| |
| wlen = REQ_HDR_LEN + req->wlen + CHECKSUM_LEN; |
| rlen = ACK_HDR_LEN + req->rlen + CHECKSUM_LEN; |
| |
| /* calc and add checksum */ |
| checksum = af9035_checksum(buf, buf[0] - 1); |
| buf[buf[0] - 1] = (checksum >> 8); |
| buf[buf[0] - 0] = (checksum & 0xff); |
| |
| /* no ack for these packets */ |
| if (req->cmd == CMD_FW_DL) |
| rlen = 0; |
| |
| ret = dvb_usbv2_generic_rw(d, buf, wlen, buf, rlen, 0); |
| if (ret) |
| goto err; |
| |
| /* no ack for those packets */ |
| if (req->cmd == CMD_FW_DL) |
| goto exit; |
| |
| /* verify checksum */ |
| checksum = af9035_checksum(buf, rlen - 2); |
| tmp_checksum = (buf[rlen - 2] << 8) | buf[rlen - 1]; |
| if (tmp_checksum != checksum) { |
| pr_err("%s: command=%02x checksum mismatch (%04x != %04x)\n", |
| KBUILD_MODNAME, req->cmd, tmp_checksum, |
| checksum); |
| ret = -EIO; |
| goto err; |
| } |
| |
| /* check status */ |
| if (buf[2]) { |
| pr_debug("%s: command=%02x failed fw error=%d\n", __func__, |
| req->cmd, buf[2]); |
| ret = -EIO; |
| goto err; |
| } |
| |
| /* read request, copy returned data to return buf */ |
| if (req->rlen) |
| memcpy(req->rbuf, &buf[ACK_HDR_LEN], req->rlen); |
| |
| exit: |
| return 0; |
| |
| err: |
| pr_debug("%s: failed=%d\n", __func__, ret); |
| |
| 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, &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, &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); |
| struct state *state = d_to_priv(d); |
| 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 == state->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, &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 == state->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, &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_identify_state(struct dvb_usb_device *d, const char **name) |
| { |
| 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(d, &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]) |
| ret = WARM; |
| else |
| ret = COLD; |
| |
| return ret; |
| |
| err: |
| pr_debug("%s: failed=%d\n", __func__, ret); |
| |
| return ret; |
| } |
| |
| static int af9035_download_firmware(struct dvb_usb_device *d, |
| 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 58 |
| #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(d, &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(d, &req_fw_dl); |
| if (ret < 0) |
| goto err; |
| } |
| |
| /* download end packet */ |
| req.cmd = CMD_FW_DL_END; |
| ret = af9035_ctrl_msg(d, &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(d, &req); |
| if (ret < 0) |
| goto err; |
| |
| /* ensure firmware starts */ |
| wbuf[0] = 1; |
| ret = af9035_ctrl_msg(d, &req_fw_ver); |
| if (ret < 0) |
| goto err; |
| |
| if (!(rbuf[0] || rbuf[1] || rbuf[2] || rbuf[3])) { |
| pr_err("%s: firmware did not run\n", KBUILD_MODNAME); |
| ret = -ENODEV; |
| goto err; |
| } |
| |
| pr_info("%s: firmware version=%d.%d.%d.%d", KBUILD_MODNAME, |
| 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 dvb_usb_device *d, |
| 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(d, &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(d, &req); |
| if (ret < 0) |
| goto err; |
| |
| /* ensure firmware starts */ |
| wbuf[0] = 1; |
| ret = af9035_ctrl_msg(d, &req_fw_ver); |
| if (ret < 0) |
| goto err; |
| |
| if (!(rbuf[0] || rbuf[1] || rbuf[2] || rbuf[3])) { |
| pr_err("%s: firmware did not run\n", KBUILD_MODNAME); |
| ret = -ENODEV; |
| goto err; |
| } |
| |
| pr_info("%s: firmware version=%d.%d.%d.%d", KBUILD_MODNAME, |
| rbuf[0], rbuf[1], rbuf[2], rbuf[3]); |
| |
| return 0; |
| |
| err: |
| pr_debug("%s: failed=%d\n", __func__, ret); |
| |
| return ret; |
| } |
| |
| static int af9035_read_config(struct dvb_usb_device *d) |
| { |
| struct state *state = d_to_priv(d); |
| 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; |
| |
| state->dual_mode = tmp; |
| pr_debug("%s: dual mode=%d\n", __func__, state->dual_mode); |
| |
| for (i = 0; i < state->dual_mode + 1; i++) { |
| /* tuner */ |
| ret = af9035_rd_reg(d, EEPROM_1_TUNER_ID + eeprom_shift, &tmp); |
| if (ret < 0) |
| goto err; |
| |
| state->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: |
| state->af9033_config[i].spec_inv = 1; |
| break; |
| default: |
| pr_info("%s: tuner ID=%02x not supported, please " \ |
| "report!", KBUILD_MODNAME, 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 < ARRAY_SIZE(state->af9033_config); i++) |
| state->af9033_config[i].clock = clock_lut[tmp]; |
| |
| return 0; |
| |
| err: |
| pr_debug("%s: failed=%d\n", __func__, ret); |
| |
| return ret; |
| } |
| |
| static int af9035_read_config_it9135(struct dvb_usb_device *d) |
| { |
| struct state *state = d_to_priv(d); |
| int ret, i; |
| u8 tmp; |
| |
| state->dual_mode = false; |
| |
| /* get demod clock */ |
| ret = af9035_rd_reg(d, 0x00d800, &tmp); |
| if (ret < 0) |
| goto err; |
| |
| tmp = (tmp >> 0) & 0x0f; |
| |
| for (i = 0; i < ARRAY_SIZE(state->af9033_config); i++) |
| state->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) |
| { |
| struct state *state = d_to_priv(d); |
| |
| switch (state->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) |
| { |
| struct state *state = adap_to_priv(adap); |
| struct dvb_usb_device *d = adap_to_d(adap); |
| int ret; |
| |
| if (!state->af9033_config[adap->id].tuner) { |
| /* unsupported tuner */ |
| ret = -ENODEV; |
| goto err; |
| } |
| |
| if (adap->id == 0) { |
| state->af9033_config[0].ts_mode = AF9033_TS_MODE_USB; |
| state->af9033_config[1].ts_mode = AF9033_TS_MODE_SERIAL; |
| |
| ret = af9035_wr_reg(d, 0x00417f, |
| state->af9033_config[1].i2c_addr); |
| if (ret < 0) |
| goto err; |
| |
| ret = af9035_wr_reg(d, 0x00d81a, |
| state->dual_mode); |
| if (ret < 0) |
| goto err; |
| } |
| |
| /* attach demodulator */ |
| adap->fe[0] = dvb_attach(af9033_attach, |
| &state->af9033_config[adap->id], &d->i2c_adap); |
| if (adap->fe[0] == NULL) { |
| ret = -ENODEV; |
| goto err; |
| } |
| |
| /* disable I2C-gate */ |
| adap->fe[0]->ops.i2c_gate_ctrl = NULL; |
| adap->fe[0]->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) |
| { |
| struct state *state = adap_to_priv(adap); |
| struct dvb_usb_device *d = adap_to_d(adap); |
| int ret; |
| struct dvb_frontend *fe; |
| |
| switch (state->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(d, 0x00d8ec, 0x01, 0x01); |
| if (ret < 0) |
| goto err; |
| |
| ret = af9035_wr_reg_mask(d, 0x00d8ed, 0x01, 0x01); |
| if (ret < 0) |
| goto err; |
| |
| ret = af9035_wr_reg_mask(d, 0x00d8e8, 0x01, 0x01); |
| if (ret < 0) |
| goto err; |
| |
| ret = af9035_wr_reg_mask(d, 0x00d8e9, 0x01, 0x01); |
| if (ret < 0) |
| goto err; |
| |
| /* reset tuner */ |
| ret = af9035_wr_reg_mask(d, 0x00d8e7, 0x00, 0x01); |
| if (ret < 0) |
| goto err; |
| |
| usleep_range(2000, 20000); |
| |
| ret = af9035_wr_reg_mask(d, 0x00d8e7, 0x01, 0x01); |
| if (ret < 0) |
| goto err; |
| |
| /* activate tuner RX */ |
| /* TODO: use callback for TUA9001 RXEN */ |
| ret = af9035_wr_reg_mask(d, 0x00d8eb, 0x01, 0x01); |
| if (ret < 0) |
| goto err; |
| |
| /* attach tuner */ |
| fe = dvb_attach(tua9001_attach, adap->fe[0], |
| &d->i2c_adap, &af9035_tua9001_config); |
| break; |
| case AF9033_TUNER_FC0011: |
| fe = dvb_attach(fc0011_attach, adap->fe[0], |
| &d->i2c_adap, &af9035_fc0011_config); |
| break; |
| case AF9033_TUNER_MXL5007T: |
| ret = af9035_wr_reg(d, 0x00d8e0, 1); |
| if (ret < 0) |
| goto err; |
| ret = af9035_wr_reg(d, 0x00d8e1, 1); |
| if (ret < 0) |
| goto err; |
| ret = af9035_wr_reg(d, 0x00d8df, 0); |
| if (ret < 0) |
| goto err; |
| |
| msleep(30); |
| |
| ret = af9035_wr_reg(d, 0x00d8df, 1); |
| if (ret < 0) |
| goto err; |
| |
| msleep(300); |
| |
| ret = af9035_wr_reg(d, 0x00d8c0, 1); |
| if (ret < 0) |
| goto err; |
| ret = af9035_wr_reg(d, 0x00d8c1, 1); |
| if (ret < 0) |
| goto err; |
| ret = af9035_wr_reg(d, 0x00d8bf, 0); |
| if (ret < 0) |
| goto err; |
| ret = af9035_wr_reg(d, 0x00d8b4, 1); |
| if (ret < 0) |
| goto err; |
| ret = af9035_wr_reg(d, 0x00d8b5, 1); |
| if (ret < 0) |
| goto err; |
| ret = af9035_wr_reg(d, 0x00d8b3, 1); |
| if (ret < 0) |
| goto err; |
| |
| /* attach tuner */ |
| fe = dvb_attach(mxl5007t_attach, adap->fe[0], |
| &d->i2c_adap, 0x60, &af9035_mxl5007t_config); |
| break; |
| case AF9033_TUNER_TDA18218: |
| /* attach tuner */ |
| fe = dvb_attach(tda18218_attach, adap->fe[0], |
| &d->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; |
| } |
| |
| static int af9035_init(struct dvb_usb_device *d) |
| { |
| struct state *state = d_to_priv(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, state->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_rc_query(struct dvb_usb_device *d) |
| { |
| unsigned int key; |
| unsigned char b[4]; |
| int ret; |
| struct usb_req req = { CMD_IR_GET, 0, 0, NULL, 4, b }; |
| |
| ret = af9035_ctrl_msg(d, &req); |
| if (ret < 0) |
| goto err; |
| |
| if ((b[2] + b[3]) == 0xff) { |
| if ((b[0] + b[1]) == 0xff) { |
| /* NEC */ |
| key = b[0] << 8 | b[2]; |
| } else { |
| /* ext. NEC */ |
| key = b[0] << 16 | b[1] << 8 | b[2]; |
| } |
| } else { |
| key = b[0] << 24 | b[1] << 16 | b[2] << 8 | b[3]; |
| } |
| |
| rc_keydown(d->rc_dev, key, 0); |
| |
| err: |
| /* ignore errors */ |
| return 0; |
| } |
| |
| static int af9035_get_rc_config(struct dvb_usb_device *d, struct dvb_usb_rc *rc) |
| { |
| int ret; |
| u8 tmp; |
| |
| ret = af9035_rd_reg(d, EEPROM_IR_MODE, &tmp); |
| if (ret < 0) |
| goto err; |
| |
| pr_debug("%s: ir_mode=%02x\n", __func__, tmp); |
| |
| /* don't activate rc if in HID mode or if not available */ |
| if (tmp == 5) { |
| ret = af9035_rd_reg(d, EEPROM_IR_TYPE, &tmp); |
| if (ret < 0) |
| goto err; |
| |
| pr_debug("%s: ir_type=%02x\n", __func__, tmp); |
| |
| switch (tmp) { |
| case 0: /* NEC */ |
| default: |
| rc->allowed_protos = RC_TYPE_NEC; |
| break; |
| case 1: /* RC6 */ |
| rc->allowed_protos = RC_TYPE_RC6; |
| break; |
| } |
| |
| rc->query = af9035_rc_query; |
| rc->interval = 500; |
| } |
| |
| return 0; |
| |
| err: |
| pr_debug("%s: failed=%d\n", __func__, ret); |
| |
| return ret; |
| } |
| |
| /* interface 0 is used by DVB-T receiver and |
| interface 1 is for remote controller (HID) */ |
| static const struct dvb_usb_device_properties af9035_props = { |
| .driver_name = KBUILD_MODNAME, |
| .owner = THIS_MODULE, |
| .adapter_nr = adapter_nr, |
| .size_of_priv = sizeof(struct state), |
| |
| .generic_bulk_ctrl_endpoint = 0x02, |
| .generic_bulk_ctrl_endpoint_response = 0x81, |
| |
| .identify_state = af9035_identify_state, |
| .firmware = "dvb-usb-af9035-02.fw", |
| .download_firmware = af9035_download_firmware, |
| |
| .i2c_algo = &af9035_i2c_algo, |
| .read_config = af9035_read_config, |
| .frontend_attach = af9035_frontend_attach, |
| .tuner_attach = af9035_tuner_attach, |
| .init = af9035_init, |
| .get_rc_config = af9035_get_rc_config, |
| |
| .num_adapters = 1, |
| .adapter = { |
| { |
| .stream = DVB_USB_STREAM_BULK(0x84, 6, 87 * 188), |
| }, { |
| .stream = DVB_USB_STREAM_BULK(0x85, 6, 87 * 188), |
| }, |
| }, |
| }; |
| |
| static const struct dvb_usb_device_properties it9135_props = { |
| .driver_name = KBUILD_MODNAME, |
| .owner = THIS_MODULE, |
| .adapter_nr = adapter_nr, |
| .size_of_priv = sizeof(struct state), |
| |
| .generic_bulk_ctrl_endpoint = 0x02, |
| .generic_bulk_ctrl_endpoint_response = 0x81, |
| |
| .identify_state = af9035_identify_state, |
| .firmware = "dvb-usb-it9135-01.fw", |
| .download_firmware = af9035_download_firmware_it9135, |
| |
| .i2c_algo = &af9035_i2c_algo, |
| .read_config = af9035_read_config_it9135, |
| .frontend_attach = af9035_frontend_attach, |
| .tuner_attach = af9035_tuner_attach, |
| .init = af9035_init, |
| .get_rc_config = af9035_get_rc_config, |
| |
| .num_adapters = 1, |
| .adapter = { |
| { |
| .stream = DVB_USB_STREAM_BULK(0x84, 6, 87 * 188), |
| }, { |
| .stream = DVB_USB_STREAM_BULK(0x85, 6, 87 * 188), |
| }, |
| }, |
| }; |
| |
| static const struct usb_device_id af9035_id_table[] = { |
| { DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9035_9035, |
| &af9035_props, "Afatech AF9035 reference design", NULL) }, |
| { DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9035_1000, |
| &af9035_props, "Afatech AF9035 reference design", NULL) }, |
| { DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9035_1001, |
| &af9035_props, "Afatech AF9035 reference design", NULL) }, |
| { DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9035_1002, |
| &af9035_props, "Afatech AF9035 reference design", NULL) }, |
| { DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9035_1003, |
| &af9035_props, "Afatech AF9035 reference design", NULL) }, |
| { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_CINERGY_T_STICK, |
| &af9035_props, "TerraTec Cinergy T Stick", NULL) }, |
| { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A835, |
| &af9035_props, "AVerMedia AVerTV Volar HD/PRO (A835)", NULL) }, |
| { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_B835, |
| &af9035_props, "AVerMedia AVerTV Volar HD/PRO (A835)", NULL) }, |
| { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_1867, |
| &af9035_props, "AVerMedia HD Volar (A867)", NULL) }, |
| { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A867, |
| &af9035_props, "AVerMedia HD Volar (A867)", NULL) }, |
| { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_TWINSTAR, |
| &af9035_props, "AVerMedia Twinstar (A825)", NULL) }, |
| { } |
| }; |
| MODULE_DEVICE_TABLE(usb, af9035_id_table); |
| |
| static struct usb_driver af9035_usb_driver = { |
| .name = KBUILD_MODNAME, |
| .id_table = af9035_id_table, |
| .probe = dvb_usbv2_probe, |
| .disconnect = dvb_usbv2_disconnect, |
| .suspend = dvb_usbv2_suspend, |
| .resume = dvb_usbv2_resume, |
| .no_dynamic_id = 1, |
| .soft_unbind = 1, |
| }; |
| |
| module_usb_driver(af9035_usb_driver); |
| |
| MODULE_AUTHOR("Antti Palosaari <crope@iki.fi>"); |
| MODULE_DESCRIPTION("Afatech AF9035 driver"); |
| MODULE_LICENSE("GPL"); |