2 * Afatech AF9035 DVB USB driver
4 * Copyright (C) 2009 Antti Palosaari <crope@iki.fi>
5 * Copyright (C) 2012 Antti Palosaari <crope@iki.fi>
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License along
18 * with this program; if not, write to the Free Software Foundation, Inc.,
19 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
24 /* Max transfer size done by I2C transfer functions */
25 #define MAX_XFER_SIZE 64
27 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
29 static u16 af9035_checksum(const u8 *buf, size_t len)
34 for (i = 1; i < len; i++) {
36 checksum += buf[i] << 8;
45 static int af9035_ctrl_msg(struct dvb_usb_device *d, struct usb_req *req)
47 #define REQ_HDR_LEN 4 /* send header size */
48 #define ACK_HDR_LEN 3 /* rece header size */
49 #define CHECKSUM_LEN 2
50 #define USB_TIMEOUT 2000
51 struct state *state = d_to_priv(d);
53 u16 checksum, tmp_checksum;
55 mutex_lock(&d->usb_mutex);
57 /* buffer overflow check */
58 if (req->wlen > (BUF_LEN - REQ_HDR_LEN - CHECKSUM_LEN) ||
59 req->rlen > (BUF_LEN - ACK_HDR_LEN - CHECKSUM_LEN)) {
60 dev_err(&d->udev->dev, "%s: too much data wlen=%d rlen=%d\n",
61 KBUILD_MODNAME, req->wlen, req->rlen);
66 state->buf[0] = REQ_HDR_LEN + req->wlen + CHECKSUM_LEN - 1;
67 state->buf[1] = req->mbox;
68 state->buf[2] = req->cmd;
69 state->buf[3] = state->seq++;
70 memcpy(&state->buf[REQ_HDR_LEN], req->wbuf, req->wlen);
72 wlen = REQ_HDR_LEN + req->wlen + CHECKSUM_LEN;
73 rlen = ACK_HDR_LEN + req->rlen + CHECKSUM_LEN;
75 /* calc and add checksum */
76 checksum = af9035_checksum(state->buf, state->buf[0] - 1);
77 state->buf[state->buf[0] - 1] = (checksum >> 8);
78 state->buf[state->buf[0] - 0] = (checksum & 0xff);
80 /* no ack for these packets */
81 if (req->cmd == CMD_FW_DL)
84 ret = dvb_usbv2_generic_rw_locked(d,
85 state->buf, wlen, state->buf, rlen);
89 /* no ack for those packets */
90 if (req->cmd == CMD_FW_DL)
94 checksum = af9035_checksum(state->buf, rlen - 2);
95 tmp_checksum = (state->buf[rlen - 2] << 8) | state->buf[rlen - 1];
96 if (tmp_checksum != checksum) {
97 dev_err(&d->udev->dev,
98 "%s: command=%02x checksum mismatch (%04x != %04x)\n",
99 KBUILD_MODNAME, req->cmd, tmp_checksum,
107 /* fw returns status 1 when IR code was not received */
108 if (req->cmd == CMD_IR_GET || state->buf[2] == 1) {
113 dev_dbg(&d->udev->dev, "%s: command=%02x failed fw error=%d\n",
114 __func__, req->cmd, state->buf[2]);
119 /* read request, copy returned data to return buf */
121 memcpy(req->rbuf, &state->buf[ACK_HDR_LEN], req->rlen);
123 mutex_unlock(&d->usb_mutex);
125 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
129 /* write multiple registers */
130 static int af9035_wr_regs(struct dvb_usb_device *d, u32 reg, u8 *val, int len)
132 u8 wbuf[MAX_XFER_SIZE];
133 u8 mbox = (reg >> 16) & 0xff;
134 struct usb_req req = { CMD_MEM_WR, mbox, 6 + len, wbuf, 0, NULL };
136 if (6 + len > sizeof(wbuf)) {
137 dev_warn(&d->udev->dev, "%s: i2c wr: len=%d is too big!\n",
138 KBUILD_MODNAME, len);
146 wbuf[4] = (reg >> 8) & 0xff;
147 wbuf[5] = (reg >> 0) & 0xff;
148 memcpy(&wbuf[6], val, len);
150 return af9035_ctrl_msg(d, &req);
153 /* read multiple registers */
154 static int af9035_rd_regs(struct dvb_usb_device *d, u32 reg, u8 *val, int len)
156 u8 wbuf[] = { len, 2, 0, 0, (reg >> 8) & 0xff, reg & 0xff };
157 u8 mbox = (reg >> 16) & 0xff;
158 struct usb_req req = { CMD_MEM_RD, mbox, sizeof(wbuf), wbuf, len, val };
160 return af9035_ctrl_msg(d, &req);
163 /* write single register */
164 static int af9035_wr_reg(struct dvb_usb_device *d, u32 reg, u8 val)
166 return af9035_wr_regs(d, reg, &val, 1);
169 /* read single register */
170 static int af9035_rd_reg(struct dvb_usb_device *d, u32 reg, u8 *val)
172 return af9035_rd_regs(d, reg, val, 1);
175 /* write single register with mask */
176 static int af9035_wr_reg_mask(struct dvb_usb_device *d, u32 reg, u8 val,
182 /* no need for read if whole reg is written */
184 ret = af9035_rd_regs(d, reg, &tmp, 1);
193 return af9035_wr_regs(d, reg, &val, 1);
196 static int af9035_i2c_master_xfer(struct i2c_adapter *adap,
197 struct i2c_msg msg[], int num)
199 struct dvb_usb_device *d = i2c_get_adapdata(adap);
200 struct state *state = d_to_priv(d);
203 if (mutex_lock_interruptible(&d->i2c_mutex) < 0)
207 * I2C sub header is 5 bytes long. Meaning of those bytes are:
211 * byte 3 and 4 can be used as reg addr
213 * used when reg addr len is set to 2
215 * used when reg addr len is set to 1 or 2
217 * For the simplify we do not use register addr at all.
218 * NOTE: As a firmware knows tuner type there is very small possibility
219 * there could be some tuner I2C hacks done by firmware and this may
220 * lead problems if firmware expects those bytes are used.
222 if (num == 2 && !(msg[0].flags & I2C_M_RD) &&
223 (msg[1].flags & I2C_M_RD)) {
224 if (msg[0].len > 40 || msg[1].len > 40) {
225 /* TODO: correct limits > 40 */
227 } else if ((msg[0].addr == state->af9033_config[0].i2c_addr) ||
228 (msg[0].addr == state->af9033_config[1].i2c_addr)) {
229 /* demod access via firmware interface */
230 u32 reg = msg[0].buf[0] << 16 | msg[0].buf[1] << 8 |
233 if (msg[0].addr == state->af9033_config[1].i2c_addr)
236 ret = af9035_rd_regs(d, reg, &msg[1].buf[0],
240 u8 buf[MAX_XFER_SIZE];
241 struct usb_req req = { CMD_I2C_RD, 0, 5 + msg[0].len,
242 buf, msg[1].len, msg[1].buf };
244 if (5 + msg[0].len > sizeof(buf)) {
245 dev_warn(&d->udev->dev,
246 "%s: i2c xfer: len=%d is too big!\n",
247 KBUILD_MODNAME, msg[0].len);
251 req.mbox |= ((msg[0].addr & 0x80) >> 3);
253 buf[1] = msg[0].addr << 1;
254 buf[2] = 0x00; /* reg addr len */
255 buf[3] = 0x00; /* reg addr MSB */
256 buf[4] = 0x00; /* reg addr LSB */
257 memcpy(&buf[5], msg[0].buf, msg[0].len);
258 ret = af9035_ctrl_msg(d, &req);
260 } else if (num == 1 && !(msg[0].flags & I2C_M_RD)) {
261 if (msg[0].len > 40) {
262 /* TODO: correct limits > 40 */
264 } else if ((msg[0].addr == state->af9033_config[0].i2c_addr) ||
265 (msg[0].addr == state->af9033_config[1].i2c_addr)) {
266 /* demod access via firmware interface */
267 u32 reg = msg[0].buf[0] << 16 | msg[0].buf[1] << 8 |
270 if (msg[0].addr == state->af9033_config[1].i2c_addr)
273 ret = af9035_wr_regs(d, reg, &msg[0].buf[3],
277 u8 buf[MAX_XFER_SIZE];
278 struct usb_req req = { CMD_I2C_WR, 0, 5 + msg[0].len,
281 if (5 + msg[0].len > sizeof(buf)) {
282 dev_warn(&d->udev->dev,
283 "%s: i2c xfer: len=%d is too big!\n",
284 KBUILD_MODNAME, msg[0].len);
288 req.mbox |= ((msg[0].addr & 0x80) >> 3);
290 buf[1] = msg[0].addr << 1;
291 buf[2] = 0x00; /* reg addr len */
292 buf[3] = 0x00; /* reg addr MSB */
293 buf[4] = 0x00; /* reg addr LSB */
294 memcpy(&buf[5], msg[0].buf, msg[0].len);
295 ret = af9035_ctrl_msg(d, &req);
297 } else if (num == 1 && (msg[0].flags & I2C_M_RD)) {
298 if (msg[0].len > 40) {
299 /* TODO: correct limits > 40 */
304 struct usb_req req = { CMD_I2C_RD, 0, sizeof(buf),
305 buf, msg[0].len, msg[0].buf };
306 req.mbox |= ((msg[0].addr & 0x80) >> 3);
308 buf[1] = msg[0].addr << 1;
309 buf[2] = 0x00; /* reg addr len */
310 buf[3] = 0x00; /* reg addr MSB */
311 buf[4] = 0x00; /* reg addr LSB */
312 ret = af9035_ctrl_msg(d, &req);
316 * We support only three kind of I2C transactions:
317 * 1) 1 x read + 1 x write (repeated start)
325 mutex_unlock(&d->i2c_mutex);
333 static u32 af9035_i2c_functionality(struct i2c_adapter *adapter)
338 static struct i2c_algorithm af9035_i2c_algo = {
339 .master_xfer = af9035_i2c_master_xfer,
340 .functionality = af9035_i2c_functionality,
343 static int af9035_identify_state(struct dvb_usb_device *d, const char **name)
345 struct state *state = d_to_priv(d);
349 struct usb_req req = { CMD_FW_QUERYINFO, 0, sizeof(wbuf), wbuf,
350 sizeof(rbuf), rbuf };
352 ret = af9035_rd_regs(d, 0x1222, rbuf, 3);
356 state->chip_version = rbuf[0];
357 state->chip_type = rbuf[2] << 8 | rbuf[1] << 0;
359 ret = af9035_rd_reg(d, 0x384f, &state->prechip_version);
363 dev_info(&d->udev->dev,
364 "%s: prechip_version=%02x chip_version=%02x chip_type=%04x\n",
365 KBUILD_MODNAME, state->prechip_version,
366 state->chip_version, state->chip_type);
368 if (state->chip_type == 0x9135) {
369 if (state->chip_version == 0x02)
370 *name = AF9035_FIRMWARE_IT9135_V2;
372 *name = AF9035_FIRMWARE_IT9135_V1;
373 state->eeprom_addr = EEPROM_BASE_IT9135;
375 *name = AF9035_FIRMWARE_AF9035;
376 state->eeprom_addr = EEPROM_BASE_AF9035;
379 ret = af9035_ctrl_msg(d, &req);
383 dev_dbg(&d->udev->dev, "%s: reply=%*ph\n", __func__, 4, rbuf);
384 if (rbuf[0] || rbuf[1] || rbuf[2] || rbuf[3])
392 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
397 static int af9035_download_firmware_old(struct dvb_usb_device *d,
398 const struct firmware *fw)
402 struct usb_req req = { 0, 0, 0, NULL, 0, NULL };
403 struct usb_req req_fw_dl = { CMD_FW_DL, 0, 0, wbuf, 0, NULL };
405 u16 hdr_addr, hdr_data_len, hdr_checksum;
410 * Thanks to Daniel Glöckner <daniel-gl@gmx.net> about that info!
412 * byte 0: MCS 51 core
413 * There are two inside the AF9035 (1=Link and 2=OFDM) with separate
415 * byte 1-2: Big endian destination address
416 * byte 3-4: Big endian number of data bytes following the header
417 * byte 5-6: Big endian header checksum, apparently ignored by the chip
418 * Calculated as ~(h[0]*256+h[1]+h[2]*256+h[3]+h[4]*256)
421 for (i = fw->size; i > HDR_SIZE;) {
422 hdr_core = fw->data[fw->size - i + 0];
423 hdr_addr = fw->data[fw->size - i + 1] << 8;
424 hdr_addr |= fw->data[fw->size - i + 2] << 0;
425 hdr_data_len = fw->data[fw->size - i + 3] << 8;
426 hdr_data_len |= fw->data[fw->size - i + 4] << 0;
427 hdr_checksum = fw->data[fw->size - i + 5] << 8;
428 hdr_checksum |= fw->data[fw->size - i + 6] << 0;
430 dev_dbg(&d->udev->dev,
431 "%s: core=%d addr=%04x data_len=%d checksum=%04x\n",
432 __func__, hdr_core, hdr_addr, hdr_data_len,
435 if (((hdr_core != 1) && (hdr_core != 2)) ||
436 (hdr_data_len > i)) {
437 dev_dbg(&d->udev->dev, "%s: bad firmware\n", __func__);
441 /* download begin packet */
442 req.cmd = CMD_FW_DL_BEGIN;
443 ret = af9035_ctrl_msg(d, &req);
447 /* download firmware packet(s) */
448 for (j = HDR_SIZE + hdr_data_len; j > 0; j -= MAX_DATA) {
452 req_fw_dl.wlen = len;
453 req_fw_dl.wbuf = (u8 *) &fw->data[fw->size - i +
454 HDR_SIZE + hdr_data_len - j];
455 ret = af9035_ctrl_msg(d, &req_fw_dl);
460 /* download end packet */
461 req.cmd = CMD_FW_DL_END;
462 ret = af9035_ctrl_msg(d, &req);
466 i -= hdr_data_len + HDR_SIZE;
468 dev_dbg(&d->udev->dev, "%s: data uploaded=%zu\n",
469 __func__, fw->size - i);
472 /* print warn if firmware is bad, continue and see what happens */
474 dev_warn(&d->udev->dev, "%s: bad firmware\n", KBUILD_MODNAME);
479 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
484 static int af9035_download_firmware_new(struct dvb_usb_device *d,
485 const struct firmware *fw)
488 struct usb_req req_fw_dl = { CMD_FW_SCATTER_WR, 0, 0, NULL, 0, NULL };
492 * There seems to be following firmware header. Meaning of bytes 0-3
501 * 6: count of data bytes ?
503 for (i = HDR_SIZE, i_prev = 0; i <= fw->size; i++) {
505 (fw->data[i + 0] == 0x03 &&
506 (fw->data[i + 1] == 0x00 ||
507 fw->data[i + 1] == 0x01) &&
508 fw->data[i + 2] == 0x00)) {
509 req_fw_dl.wlen = i - i_prev;
510 req_fw_dl.wbuf = (u8 *) &fw->data[i_prev];
512 ret = af9035_ctrl_msg(d, &req_fw_dl);
516 dev_dbg(&d->udev->dev, "%s: data uploaded=%d\n",
524 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
529 static int af9035_download_firmware(struct dvb_usb_device *d,
530 const struct firmware *fw)
532 struct state *state = d_to_priv(d);
537 struct usb_req req = { 0, 0, 0, NULL, 0, NULL };
538 struct usb_req req_fw_ver = { CMD_FW_QUERYINFO, 0, 1, wbuf, 4, rbuf };
539 dev_dbg(&d->udev->dev, "%s:\n", __func__);
542 * In case of dual tuner configuration we need to do some extra
543 * initialization in order to download firmware to slave demod too,
544 * which is done by master demod.
545 * Master feeds also clock and controls power via GPIO.
547 ret = af9035_rd_reg(d, state->eeprom_addr + EEPROM_TS_MODE, &tmp);
551 if (tmp == 1 || tmp == 3) {
552 /* configure gpioh1, reset & power slave demod */
553 ret = af9035_wr_reg_mask(d, 0x00d8b0, 0x01, 0x01);
557 ret = af9035_wr_reg_mask(d, 0x00d8b1, 0x01, 0x01);
561 ret = af9035_wr_reg_mask(d, 0x00d8af, 0x00, 0x01);
565 usleep_range(10000, 50000);
567 ret = af9035_wr_reg_mask(d, 0x00d8af, 0x01, 0x01);
571 /* tell the slave I2C address */
572 ret = af9035_rd_reg(d,
573 state->eeprom_addr + EEPROM_2ND_DEMOD_ADDR,
578 if (state->chip_type == 0x9135) {
579 ret = af9035_wr_reg(d, 0x004bfb, tmp);
583 ret = af9035_wr_reg(d, 0x00417f, tmp);
587 /* enable clock out */
588 ret = af9035_wr_reg_mask(d, 0x00d81a, 0x01, 0x01);
594 if (fw->data[0] == 0x01)
595 ret = af9035_download_firmware_old(d, fw);
597 ret = af9035_download_firmware_new(d, fw);
601 /* firmware loaded, request boot */
602 req.cmd = CMD_FW_BOOT;
603 ret = af9035_ctrl_msg(d, &req);
607 /* ensure firmware starts */
609 ret = af9035_ctrl_msg(d, &req_fw_ver);
613 if (!(rbuf[0] || rbuf[1] || rbuf[2] || rbuf[3])) {
614 dev_err(&d->udev->dev, "%s: firmware did not run\n",
620 dev_info(&d->udev->dev, "%s: firmware version=%d.%d.%d.%d",
621 KBUILD_MODNAME, rbuf[0], rbuf[1], rbuf[2], rbuf[3]);
626 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
631 static int af9035_read_config(struct dvb_usb_device *d)
633 struct state *state = d_to_priv(d);
638 /* demod I2C "address" */
639 state->af9033_config[0].i2c_addr = 0x38;
640 state->af9033_config[0].adc_multiplier = AF9033_ADC_MULTIPLIER_2X;
641 state->af9033_config[1].adc_multiplier = AF9033_ADC_MULTIPLIER_2X;
642 state->af9033_config[0].ts_mode = AF9033_TS_MODE_USB;
643 state->af9033_config[1].ts_mode = AF9033_TS_MODE_SERIAL;
645 /* eeprom memory mapped location */
646 if (state->chip_type == 0x9135) {
647 if (state->chip_version == 0x02) {
648 state->af9033_config[0].tuner = AF9033_TUNER_IT9135_60;
649 state->af9033_config[1].tuner = AF9033_TUNER_IT9135_60;
652 state->af9033_config[0].tuner = AF9033_TUNER_IT9135_38;
653 state->af9033_config[1].tuner = AF9033_TUNER_IT9135_38;
657 /* check if eeprom exists */
658 ret = af9035_rd_reg(d, tmp16, &tmp);
663 dev_dbg(&d->udev->dev, "%s: no eeprom\n", __func__);
668 /* check if there is dual tuners */
669 ret = af9035_rd_reg(d, state->eeprom_addr + EEPROM_TS_MODE, &tmp);
673 if (tmp == 1 || tmp == 3)
674 state->dual_mode = true;
676 dev_dbg(&d->udev->dev, "%s: ts mode=%d dual mode=%d\n", __func__,
677 tmp, state->dual_mode);
679 if (state->dual_mode) {
680 /* read 2nd demodulator I2C address */
681 ret = af9035_rd_reg(d,
682 state->eeprom_addr + EEPROM_2ND_DEMOD_ADDR,
687 state->af9033_config[1].i2c_addr = tmp;
688 dev_dbg(&d->udev->dev, "%s: 2nd demod I2C addr=%02x\n",
692 addr = state->eeprom_addr;
694 for (i = 0; i < state->dual_mode + 1; i++) {
696 ret = af9035_rd_reg(d, addr + EEPROM_1_TUNER_ID, &tmp);
701 dev_dbg(&d->udev->dev,
702 "%s: [%d]tuner not set, using default\n",
705 state->af9033_config[i].tuner = tmp;
707 dev_dbg(&d->udev->dev, "%s: [%d]tuner=%02x\n",
708 __func__, i, state->af9033_config[i].tuner);
710 switch (state->af9033_config[i].tuner) {
711 case AF9033_TUNER_TUA9001:
712 case AF9033_TUNER_FC0011:
713 case AF9033_TUNER_MXL5007T:
714 case AF9033_TUNER_TDA18218:
715 case AF9033_TUNER_FC2580:
716 case AF9033_TUNER_FC0012:
717 state->af9033_config[i].spec_inv = 1;
719 case AF9033_TUNER_IT9135_38:
720 case AF9033_TUNER_IT9135_51:
721 case AF9033_TUNER_IT9135_52:
722 case AF9033_TUNER_IT9135_60:
723 case AF9033_TUNER_IT9135_61:
724 case AF9033_TUNER_IT9135_62:
727 dev_warn(&d->udev->dev,
728 "%s: tuner id=%02x not supported, please report!",
729 KBUILD_MODNAME, tmp);
732 /* disable dual mode if driver does not support it */
734 switch (state->af9033_config[i].tuner) {
735 case AF9033_TUNER_FC0012:
736 case AF9033_TUNER_IT9135_38:
737 case AF9033_TUNER_IT9135_51:
738 case AF9033_TUNER_IT9135_52:
739 case AF9033_TUNER_IT9135_60:
740 case AF9033_TUNER_IT9135_61:
741 case AF9033_TUNER_IT9135_62:
742 case AF9033_TUNER_MXL5007T:
745 state->dual_mode = false;
746 dev_info(&d->udev->dev,
747 "%s: driver does not support 2nd tuner and will disable it",
751 /* tuner IF frequency */
752 ret = af9035_rd_reg(d, addr + EEPROM_1_IF_L, &tmp);
758 ret = af9035_rd_reg(d, addr + EEPROM_1_IF_H, &tmp);
764 dev_dbg(&d->udev->dev, "%s: [%d]IF=%d\n", __func__, i, tmp16);
766 addr += 0x10; /* shift for the 2nd tuner params */
770 /* get demod clock */
771 ret = af9035_rd_reg(d, 0x00d800, &tmp);
775 tmp = (tmp >> 0) & 0x0f;
777 for (i = 0; i < ARRAY_SIZE(state->af9033_config); i++) {
778 if (state->chip_type == 0x9135)
779 state->af9033_config[i].clock = clock_lut_it9135[tmp];
781 state->af9033_config[i].clock = clock_lut_af9035[tmp];
787 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
792 static int af9035_tua9001_tuner_callback(struct dvb_usb_device *d,
798 dev_dbg(&d->udev->dev, "%s: cmd=%d arg=%d\n", __func__, cmd, arg);
801 * CEN always enabled by hardware wiring
807 case TUA9001_CMD_RESETN:
813 ret = af9035_wr_reg_mask(d, 0x00d8e7, val, 0x01);
817 case TUA9001_CMD_RXEN:
823 ret = af9035_wr_reg_mask(d, 0x00d8eb, val, 0x01);
832 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
838 static int af9035_fc0011_tuner_callback(struct dvb_usb_device *d,
844 case FC0011_FE_CALLBACK_POWER:
846 ret = af9035_wr_reg_mask(d, 0xd8eb, 1, 1);
850 ret = af9035_wr_reg_mask(d, 0xd8ec, 1, 1);
854 ret = af9035_wr_reg_mask(d, 0xd8ed, 1, 1);
859 ret = af9035_wr_reg_mask(d, 0xd8d0, 1, 1);
863 ret = af9035_wr_reg_mask(d, 0xd8d1, 1, 1);
867 usleep_range(10000, 50000);
869 case FC0011_FE_CALLBACK_RESET:
870 ret = af9035_wr_reg(d, 0xd8e9, 1);
874 ret = af9035_wr_reg(d, 0xd8e8, 1);
878 ret = af9035_wr_reg(d, 0xd8e7, 1);
882 usleep_range(10000, 20000);
884 ret = af9035_wr_reg(d, 0xd8e7, 0);
888 usleep_range(10000, 20000);
898 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
903 static int af9035_tuner_callback(struct dvb_usb_device *d, int cmd, int arg)
905 struct state *state = d_to_priv(d);
907 switch (state->af9033_config[0].tuner) {
908 case AF9033_TUNER_FC0011:
909 return af9035_fc0011_tuner_callback(d, cmd, arg);
910 case AF9033_TUNER_TUA9001:
911 return af9035_tua9001_tuner_callback(d, cmd, arg);
919 static int af9035_frontend_callback(void *adapter_priv, int component,
922 struct i2c_adapter *adap = adapter_priv;
923 struct dvb_usb_device *d = i2c_get_adapdata(adap);
925 dev_dbg(&d->udev->dev, "%s: component=%d cmd=%d arg=%d\n",
926 __func__, component, cmd, arg);
929 case DVB_FRONTEND_COMPONENT_TUNER:
930 return af9035_tuner_callback(d, cmd, arg);
938 static int af9035_get_adapter_count(struct dvb_usb_device *d)
940 struct state *state = d_to_priv(d);
942 /* disable 2nd adapter as we don't have PID filters implemented */
943 if (d->udev->speed == USB_SPEED_FULL)
946 return state->dual_mode + 1;
949 static int af9035_frontend_attach(struct dvb_usb_adapter *adap)
951 struct state *state = adap_to_priv(adap);
952 struct dvb_usb_device *d = adap_to_d(adap);
954 dev_dbg(&d->udev->dev, "%s:\n", __func__);
956 if (!state->af9033_config[adap->id].tuner) {
957 /* unsupported tuner */
962 /* attach demodulator */
963 adap->fe[0] = dvb_attach(af9033_attach, &state->af9033_config[adap->id],
965 if (adap->fe[0] == NULL) {
970 /* disable I2C-gate */
971 adap->fe[0]->ops.i2c_gate_ctrl = NULL;
972 adap->fe[0]->callback = af9035_frontend_callback;
977 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
982 static struct tua9001_config af9035_tua9001_config = {
986 static const struct fc0011_config af9035_fc0011_config = {
990 static struct mxl5007t_config af9035_mxl5007t_config[] = {
992 .xtal_freq_hz = MxL_XTAL_24_MHZ,
993 .if_freq_hz = MxL_IF_4_57_MHZ,
995 .loop_thru_enable = 0,
997 .clk_out_amp = MxL_CLKOUT_AMP_0_94V,
999 .xtal_freq_hz = MxL_XTAL_24_MHZ,
1000 .if_freq_hz = MxL_IF_4_57_MHZ,
1002 .loop_thru_enable = 1,
1003 .clk_out_enable = 1,
1004 .clk_out_amp = MxL_CLKOUT_AMP_0_94V,
1008 static struct tda18218_config af9035_tda18218_config = {
1009 .i2c_address = 0x60,
1013 static const struct fc2580_config af9035_fc2580_config = {
1018 static const struct fc0012_config af9035_fc0012_config[] = {
1020 .i2c_address = 0x63,
1021 .xtal_freq = FC_XTAL_36_MHZ,
1022 .dual_master = true,
1023 .loop_through = true,
1026 .i2c_address = 0x63 | 0x80, /* I2C bus select hack */
1027 .xtal_freq = FC_XTAL_36_MHZ,
1028 .dual_master = true,
1032 static int af9035_tuner_attach(struct dvb_usb_adapter *adap)
1034 struct state *state = adap_to_priv(adap);
1035 struct dvb_usb_device *d = adap_to_d(adap);
1037 struct dvb_frontend *fe;
1038 struct i2c_msg msg[1];
1040 dev_dbg(&d->udev->dev, "%s:\n", __func__);
1043 * XXX: Hack used in that function: we abuse unused I2C address bit [7]
1044 * to carry info about used I2C bus for dual tuner configuration.
1047 switch (state->af9033_config[adap->id].tuner) {
1048 case AF9033_TUNER_TUA9001:
1049 /* AF9035 gpiot3 = TUA9001 RESETN
1050 AF9035 gpiot2 = TUA9001 RXEN */
1052 /* configure gpiot2 and gpiot2 as output */
1053 ret = af9035_wr_reg_mask(d, 0x00d8ec, 0x01, 0x01);
1057 ret = af9035_wr_reg_mask(d, 0x00d8ed, 0x01, 0x01);
1061 ret = af9035_wr_reg_mask(d, 0x00d8e8, 0x01, 0x01);
1065 ret = af9035_wr_reg_mask(d, 0x00d8e9, 0x01, 0x01);
1070 fe = dvb_attach(tua9001_attach, adap->fe[0],
1071 &d->i2c_adap, &af9035_tua9001_config);
1073 case AF9033_TUNER_FC0011:
1074 fe = dvb_attach(fc0011_attach, adap->fe[0],
1075 &d->i2c_adap, &af9035_fc0011_config);
1077 case AF9033_TUNER_MXL5007T:
1078 if (adap->id == 0) {
1079 ret = af9035_wr_reg(d, 0x00d8e0, 1);
1083 ret = af9035_wr_reg(d, 0x00d8e1, 1);
1087 ret = af9035_wr_reg(d, 0x00d8df, 0);
1093 ret = af9035_wr_reg(d, 0x00d8df, 1);
1099 ret = af9035_wr_reg(d, 0x00d8c0, 1);
1103 ret = af9035_wr_reg(d, 0x00d8c1, 1);
1107 ret = af9035_wr_reg(d, 0x00d8bf, 0);
1111 ret = af9035_wr_reg(d, 0x00d8b4, 1);
1115 ret = af9035_wr_reg(d, 0x00d8b5, 1);
1119 ret = af9035_wr_reg(d, 0x00d8b3, 1);
1125 tuner_addr = 0x60 | 0x80; /* I2C bus hack */
1129 fe = dvb_attach(mxl5007t_attach, adap->fe[0], &d->i2c_adap,
1130 tuner_addr, &af9035_mxl5007t_config[adap->id]);
1132 case AF9033_TUNER_TDA18218:
1134 fe = dvb_attach(tda18218_attach, adap->fe[0],
1135 &d->i2c_adap, &af9035_tda18218_config);
1137 case AF9033_TUNER_FC2580:
1138 /* Tuner enable using gpiot2_o, gpiot2_en and gpiot2_on */
1139 ret = af9035_wr_reg_mask(d, 0xd8eb, 0x01, 0x01);
1143 ret = af9035_wr_reg_mask(d, 0xd8ec, 0x01, 0x01);
1147 ret = af9035_wr_reg_mask(d, 0xd8ed, 0x01, 0x01);
1151 usleep_range(10000, 50000);
1153 fe = dvb_attach(fc2580_attach, adap->fe[0],
1154 &d->i2c_adap, &af9035_fc2580_config);
1156 case AF9033_TUNER_FC0012:
1158 * AF9035 gpiot2 = FC0012 enable
1159 * XXX: there seems to be something on gpioh8 too, but on my
1160 * my test I didn't find any difference.
1163 if (adap->id == 0) {
1164 /* configure gpiot2 as output and high */
1165 ret = af9035_wr_reg_mask(d, 0xd8eb, 0x01, 0x01);
1169 ret = af9035_wr_reg_mask(d, 0xd8ec, 0x01, 0x01);
1173 ret = af9035_wr_reg_mask(d, 0xd8ed, 0x01, 0x01);
1178 * FIXME: That belongs for the FC0012 driver.
1179 * Write 02 to FC0012 master tuner register 0d directly
1180 * in order to make slave tuner working.
1185 msg[0].buf = "\x0d\x02";
1186 ret = i2c_transfer(&d->i2c_adap, msg, 1);
1191 usleep_range(10000, 50000);
1193 fe = dvb_attach(fc0012_attach, adap->fe[0], &d->i2c_adap,
1194 &af9035_fc0012_config[adap->id]);
1196 case AF9033_TUNER_IT9135_38:
1197 case AF9033_TUNER_IT9135_51:
1198 case AF9033_TUNER_IT9135_52:
1199 case AF9033_TUNER_IT9135_60:
1200 case AF9033_TUNER_IT9135_61:
1201 case AF9033_TUNER_IT9135_62:
1203 fe = dvb_attach(it913x_attach, adap->fe[0], &d->i2c_adap,
1204 state->af9033_config[adap->id].i2c_addr,
1205 state->af9033_config[0].tuner);
1219 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
1224 static int af9035_init(struct dvb_usb_device *d)
1226 struct state *state = d_to_priv(d);
1228 u16 frame_size = (d->udev->speed == USB_SPEED_FULL ? 5 : 87) * 188 / 4;
1229 u8 packet_size = (d->udev->speed == USB_SPEED_FULL ? 64 : 512) / 4;
1230 struct reg_val_mask tab[] = {
1231 { 0x80f99d, 0x01, 0x01 },
1232 { 0x80f9a4, 0x01, 0x01 },
1233 { 0x00dd11, 0x00, 0x20 },
1234 { 0x00dd11, 0x00, 0x40 },
1235 { 0x00dd13, 0x00, 0x20 },
1236 { 0x00dd13, 0x00, 0x40 },
1237 { 0x00dd11, 0x20, 0x20 },
1238 { 0x00dd88, (frame_size >> 0) & 0xff, 0xff},
1239 { 0x00dd89, (frame_size >> 8) & 0xff, 0xff},
1240 { 0x00dd0c, packet_size, 0xff},
1241 { 0x00dd11, state->dual_mode << 6, 0x40 },
1242 { 0x00dd8a, (frame_size >> 0) & 0xff, 0xff},
1243 { 0x00dd8b, (frame_size >> 8) & 0xff, 0xff},
1244 { 0x00dd0d, packet_size, 0xff },
1245 { 0x80f9a3, state->dual_mode, 0x01 },
1246 { 0x80f9cd, state->dual_mode, 0x01 },
1247 { 0x80f99d, 0x00, 0x01 },
1248 { 0x80f9a4, 0x00, 0x01 },
1251 dev_dbg(&d->udev->dev,
1252 "%s: USB speed=%d frame_size=%04x packet_size=%02x\n",
1253 __func__, d->udev->speed, frame_size, packet_size);
1255 /* init endpoints */
1256 for (i = 0; i < ARRAY_SIZE(tab); i++) {
1257 ret = af9035_wr_reg_mask(d, tab[i].reg, tab[i].val,
1266 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
1271 #if IS_ENABLED(CONFIG_RC_CORE)
1272 static int af9035_rc_query(struct dvb_usb_device *d)
1277 struct usb_req req = { CMD_IR_GET, 0, 0, NULL, 4, buf };
1279 ret = af9035_ctrl_msg(d, &req);
1285 if ((buf[2] + buf[3]) == 0xff) {
1286 if ((buf[0] + buf[1]) == 0xff) {
1287 /* NEC standard 16bit */
1288 key = buf[0] << 8 | buf[2];
1290 /* NEC extended 24bit */
1291 key = buf[0] << 16 | buf[1] << 8 | buf[2];
1294 /* NEC full code 32bit */
1295 key = buf[0] << 24 | buf[1] << 16 | buf[2] << 8 | buf[3];
1298 dev_dbg(&d->udev->dev, "%s: %*ph\n", __func__, 4, buf);
1300 rc_keydown(d->rc_dev, key, 0);
1305 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
1310 static int af9035_get_rc_config(struct dvb_usb_device *d, struct dvb_usb_rc *rc)
1312 struct state *state = d_to_priv(d);
1316 ret = af9035_rd_reg(d, state->eeprom_addr + EEPROM_IR_MODE, &tmp);
1320 dev_dbg(&d->udev->dev, "%s: ir_mode=%02x\n", __func__, tmp);
1322 /* don't activate rc if in HID mode or if not available */
1324 ret = af9035_rd_reg(d, state->eeprom_addr + EEPROM_IR_TYPE,
1329 dev_dbg(&d->udev->dev, "%s: ir_type=%02x\n", __func__, tmp);
1334 rc->allowed_protos = RC_BIT_NEC;
1337 rc->allowed_protos = RC_BIT_RC6_MCE;
1341 rc->query = af9035_rc_query;
1344 /* load empty to enable rc */
1346 rc->map_name = RC_MAP_EMPTY;
1352 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
1357 #define af9035_get_rc_config NULL
1360 static int af9035_get_stream_config(struct dvb_frontend *fe, u8 *ts_type,
1361 struct usb_data_stream_properties *stream)
1363 struct dvb_usb_device *d = fe_to_d(fe);
1364 dev_dbg(&d->udev->dev, "%s: adap=%d\n", __func__, fe_to_adap(fe)->id);
1366 if (d->udev->speed == USB_SPEED_FULL)
1367 stream->u.bulk.buffersize = 5 * 188;
1373 * FIXME: PID filter is property of demodulator and should be moved to the
1374 * correct driver. Also we support only adapter #0 PID filter and will
1375 * disable adapter #1 if USB1.1 is used.
1377 static int af9035_pid_filter_ctrl(struct dvb_usb_adapter *adap, int onoff)
1379 struct dvb_usb_device *d = adap_to_d(adap);
1382 dev_dbg(&d->udev->dev, "%s: onoff=%d\n", __func__, onoff);
1384 ret = af9035_wr_reg_mask(d, 0x80f993, onoff, 0x01);
1391 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
1396 static int af9035_pid_filter(struct dvb_usb_adapter *adap, int index, u16 pid,
1399 struct dvb_usb_device *d = adap_to_d(adap);
1401 u8 wbuf[2] = {(pid >> 0) & 0xff, (pid >> 8) & 0xff};
1403 dev_dbg(&d->udev->dev, "%s: index=%d pid=%04x onoff=%d\n",
1404 __func__, index, pid, onoff);
1406 ret = af9035_wr_regs(d, 0x80f996, wbuf, 2);
1410 ret = af9035_wr_reg(d, 0x80f994, onoff);
1414 ret = af9035_wr_reg(d, 0x80f995, index);
1421 dev_dbg(&d->udev->dev, "%s: failed=%d\n", __func__, ret);
1426 static int af9035_probe(struct usb_interface *intf,
1427 const struct usb_device_id *id)
1429 struct usb_device *udev = interface_to_usbdev(intf);
1430 char manufacturer[sizeof("Afatech")];
1432 memset(manufacturer, 0, sizeof(manufacturer));
1433 usb_string(udev, udev->descriptor.iManufacturer,
1434 manufacturer, sizeof(manufacturer));
1436 * There is two devices having same ID but different chipset. One uses
1437 * AF9015 and the other IT9135 chipset. Only difference seen on lsusb
1438 * is iManufacturer string.
1440 * idVendor 0x0ccd TerraTec Electronic GmbH
1443 * iManufacturer 1 Afatech
1444 * iProduct 2 DVB-T 2
1446 * idVendor 0x0ccd TerraTec Electronic GmbH
1449 * iManufacturer 1 ITE Technologies, Inc.
1450 * iProduct 2 DVB-T TV Stick
1452 if ((le16_to_cpu(udev->descriptor.idVendor) == USB_VID_TERRATEC) &&
1453 (le16_to_cpu(udev->descriptor.idProduct) == 0x0099)) {
1454 if (!strcmp("Afatech", manufacturer)) {
1455 dev_dbg(&udev->dev, "%s: rejecting device\n", __func__);
1460 return dvb_usbv2_probe(intf, id);
1463 /* interface 0 is used by DVB-T receiver and
1464 interface 1 is for remote controller (HID) */
1465 static const struct dvb_usb_device_properties af9035_props = {
1466 .driver_name = KBUILD_MODNAME,
1467 .owner = THIS_MODULE,
1468 .adapter_nr = adapter_nr,
1469 .size_of_priv = sizeof(struct state),
1471 .generic_bulk_ctrl_endpoint = 0x02,
1472 .generic_bulk_ctrl_endpoint_response = 0x81,
1474 .identify_state = af9035_identify_state,
1475 .download_firmware = af9035_download_firmware,
1477 .i2c_algo = &af9035_i2c_algo,
1478 .read_config = af9035_read_config,
1479 .frontend_attach = af9035_frontend_attach,
1480 .tuner_attach = af9035_tuner_attach,
1481 .init = af9035_init,
1482 .get_rc_config = af9035_get_rc_config,
1483 .get_stream_config = af9035_get_stream_config,
1485 .get_adapter_count = af9035_get_adapter_count,
1488 .caps = DVB_USB_ADAP_HAS_PID_FILTER |
1489 DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,
1491 .pid_filter_count = 32,
1492 .pid_filter_ctrl = af9035_pid_filter_ctrl,
1493 .pid_filter = af9035_pid_filter,
1495 .stream = DVB_USB_STREAM_BULK(0x84, 6, 87 * 188),
1497 .stream = DVB_USB_STREAM_BULK(0x85, 6, 87 * 188),
1502 static const struct usb_device_id af9035_id_table[] = {
1503 /* AF9035 devices */
1504 { DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9035_9035,
1505 &af9035_props, "Afatech AF9035 reference design", NULL) },
1506 { DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9035_1000,
1507 &af9035_props, "Afatech AF9035 reference design", NULL) },
1508 { DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9035_1001,
1509 &af9035_props, "Afatech AF9035 reference design", NULL) },
1510 { DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9035_1002,
1511 &af9035_props, "Afatech AF9035 reference design", NULL) },
1512 { DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9035_1003,
1513 &af9035_props, "Afatech AF9035 reference design", NULL) },
1514 { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_CINERGY_T_STICK,
1515 &af9035_props, "TerraTec Cinergy T Stick", NULL) },
1516 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A835,
1517 &af9035_props, "AVerMedia AVerTV Volar HD/PRO (A835)", NULL) },
1518 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_B835,
1519 &af9035_props, "AVerMedia AVerTV Volar HD/PRO (A835)", NULL) },
1520 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_1867,
1521 &af9035_props, "AVerMedia HD Volar (A867)", NULL) },
1522 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A867,
1523 &af9035_props, "AVerMedia HD Volar (A867)", NULL) },
1524 { DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_TWINSTAR,
1525 &af9035_props, "AVerMedia Twinstar (A825)", NULL) },
1526 { DVB_USB_DEVICE(USB_VID_ASUS, USB_PID_ASUS_U3100MINI_PLUS,
1527 &af9035_props, "Asus U3100Mini Plus", NULL) },
1528 { DVB_USB_DEVICE(USB_VID_TERRATEC, 0x00aa,
1529 &af9035_props, "TerraTec Cinergy T Stick (rev. 2)", NULL) },
1530 /* IT9135 devices */
1532 { DVB_USB_DEVICE(0x048d, 0x9135,
1533 &af9035_props, "IT9135 reference design", NULL) },
1534 { DVB_USB_DEVICE(0x048d, 0x9006,
1535 &af9035_props, "IT9135 reference design", NULL) },
1537 /* XXX: that same ID [0ccd:0099] is used by af9015 driver too */
1538 { DVB_USB_DEVICE(USB_VID_TERRATEC, 0x0099,
1539 &af9035_props, "TerraTec Cinergy T Stick Dual RC (rev. 2)", NULL) },
1540 { DVB_USB_DEVICE(USB_VID_LEADTEK, 0x6a05,
1541 &af9035_props, "Leadtek WinFast DTV Dongle Dual", NULL) },
1544 MODULE_DEVICE_TABLE(usb, af9035_id_table);
1546 static struct usb_driver af9035_usb_driver = {
1547 .name = KBUILD_MODNAME,
1548 .id_table = af9035_id_table,
1549 .probe = af9035_probe,
1550 .disconnect = dvb_usbv2_disconnect,
1551 .suspend = dvb_usbv2_suspend,
1552 .resume = dvb_usbv2_resume,
1553 .reset_resume = dvb_usbv2_reset_resume,
1558 module_usb_driver(af9035_usb_driver);
1560 MODULE_AUTHOR("Antti Palosaari <crope@iki.fi>");
1561 MODULE_DESCRIPTION("Afatech AF9035 driver");
1562 MODULE_LICENSE("GPL");
1563 MODULE_FIRMWARE(AF9035_FIRMWARE_AF9035);
1564 MODULE_FIRMWARE(AF9035_FIRMWARE_IT9135_V1);
1565 MODULE_FIRMWARE(AF9035_FIRMWARE_IT9135_V2);