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1// SPDX-License-Identifier: GPL-2.0-or-later2/*3 * Afatech AF9035 DVB USB driver4 *5 * Copyright (C) 2009 Antti Palosaari <crope@iki.fi>6 * Copyright (C) 2012 Antti Palosaari <crope@iki.fi>7 */8 9#include "af9035.h"10 11/* Max transfer size done by I2C transfer functions */12#define MAX_XFER_SIZE  6413 14DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);15 16static u16 af9035_checksum(const u8 *buf, size_t len)17{18	size_t i;19	u16 checksum = 0;20 21	for (i = 1; i < len; i++) {22		if (i % 2)23			checksum += buf[i] << 8;24		else25			checksum += buf[i];26	}27	checksum = ~checksum;28 29	return checksum;30}31 32static int af9035_ctrl_msg(struct dvb_usb_device *d, struct usb_req *req)33{34#define REQ_HDR_LEN 4 /* send header size */35#define ACK_HDR_LEN 3 /* rece header size */36#define CHECKSUM_LEN 237#define USB_TIMEOUT 200038	struct state *state = d_to_priv(d);39	struct usb_interface *intf = d->intf;40	int ret, wlen, rlen;41	u16 checksum, tmp_checksum;42 43	mutex_lock(&d->usb_mutex);44 45	/* buffer overflow check */46	if (req->wlen > (BUF_LEN - REQ_HDR_LEN - CHECKSUM_LEN) ||47			req->rlen > (BUF_LEN - ACK_HDR_LEN - CHECKSUM_LEN)) {48		dev_err(&intf->dev, "too much data wlen=%d rlen=%d\n",49			req->wlen, req->rlen);50		ret = -EINVAL;51		goto exit;52	}53 54	state->buf[0] = REQ_HDR_LEN + req->wlen + CHECKSUM_LEN - 1;55	state->buf[1] = req->mbox;56	state->buf[2] = req->cmd;57	state->buf[3] = state->seq++;58	memcpy(&state->buf[REQ_HDR_LEN], req->wbuf, req->wlen);59 60	wlen = REQ_HDR_LEN + req->wlen + CHECKSUM_LEN;61	rlen = ACK_HDR_LEN + req->rlen + CHECKSUM_LEN;62 63	/* calc and add checksum */64	checksum = af9035_checksum(state->buf, state->buf[0] - 1);65	state->buf[state->buf[0] - 1] = (checksum >> 8);66	state->buf[state->buf[0] - 0] = (checksum & 0xff);67 68	/* no ack for these packets */69	if (req->cmd == CMD_FW_DL)70		rlen = 0;71 72	ret = dvb_usbv2_generic_rw_locked(d,73			state->buf, wlen, state->buf, rlen);74	if (ret)75		goto exit;76 77	/* no ack for those packets */78	if (req->cmd == CMD_FW_DL)79		goto exit;80 81	/* verify checksum */82	checksum = af9035_checksum(state->buf, rlen - 2);83	tmp_checksum = (state->buf[rlen - 2] << 8) | state->buf[rlen - 1];84	if (tmp_checksum != checksum) {85		dev_err(&intf->dev, "command=%02x checksum mismatch (%04x != %04x)\n",86			req->cmd, tmp_checksum, checksum);87		ret = -EIO;88		goto exit;89	}90 91	/* check status */92	if (state->buf[2]) {93		/* fw returns status 1 when IR code was not received */94		if (req->cmd == CMD_IR_GET || state->buf[2] == 1) {95			ret = 1;96			goto exit;97		}98 99		dev_dbg(&intf->dev, "command=%02x failed fw error=%d\n",100			req->cmd, state->buf[2]);101		ret = -EIO;102		goto exit;103	}104 105	/* read request, copy returned data to return buf */106	if (req->rlen)107		memcpy(req->rbuf, &state->buf[ACK_HDR_LEN], req->rlen);108exit:109	mutex_unlock(&d->usb_mutex);110	return ret;111}112 113/* write multiple registers */114static int af9035_wr_regs(struct dvb_usb_device *d, u32 reg, u8 *val, int len)115{116	struct usb_interface *intf = d->intf;117	u8 wbuf[MAX_XFER_SIZE];118	u8 mbox = (reg >> 16) & 0xff;119	struct usb_req req = { CMD_MEM_WR, mbox, 6 + len, wbuf, 0, NULL };120 121	if (6 + len > sizeof(wbuf)) {122		dev_warn(&intf->dev, "i2c wr: len=%d is too big!\n", len);123		return -EOPNOTSUPP;124	}125 126	wbuf[0] = len;127	wbuf[1] = 2;128	wbuf[2] = 0;129	wbuf[3] = 0;130	wbuf[4] = (reg >> 8) & 0xff;131	wbuf[5] = (reg >> 0) & 0xff;132	memcpy(&wbuf[6], val, len);133 134	return af9035_ctrl_msg(d, &req);135}136 137/* read multiple registers */138static int af9035_rd_regs(struct dvb_usb_device *d, u32 reg, u8 *val, int len)139{140	u8 wbuf[] = { len, 2, 0, 0, (reg >> 8) & 0xff, reg & 0xff };141	u8 mbox = (reg >> 16) & 0xff;142	struct usb_req req = { CMD_MEM_RD, mbox, sizeof(wbuf), wbuf, len, val };143 144	return af9035_ctrl_msg(d, &req);145}146 147/* write single register */148static int af9035_wr_reg(struct dvb_usb_device *d, u32 reg, u8 val)149{150	return af9035_wr_regs(d, reg, &val, 1);151}152 153/* read single register */154static int af9035_rd_reg(struct dvb_usb_device *d, u32 reg, u8 *val)155{156	return af9035_rd_regs(d, reg, val, 1);157}158 159/* write single register with mask */160static int af9035_wr_reg_mask(struct dvb_usb_device *d, u32 reg, u8 val,161		u8 mask)162{163	int ret;164	u8 tmp;165 166	/* no need for read if whole reg is written */167	if (mask != 0xff) {168		ret = af9035_rd_regs(d, reg, &tmp, 1);169		if (ret)170			return ret;171 172		val &= mask;173		tmp &= ~mask;174		val |= tmp;175	}176 177	return af9035_wr_regs(d, reg, &val, 1);178}179 180static int af9035_add_i2c_dev(struct dvb_usb_device *d, const char *type,181		u8 addr, void *platform_data, struct i2c_adapter *adapter)182{183	int ret, num;184	struct state *state = d_to_priv(d);185	struct usb_interface *intf = d->intf;186	struct i2c_client *client;187	struct i2c_board_info board_info = {188		.addr = addr,189		.platform_data = platform_data,190	};191 192	strscpy(board_info.type, type, I2C_NAME_SIZE);193 194	/* find first free client */195	for (num = 0; num < AF9035_I2C_CLIENT_MAX; num++) {196		if (state->i2c_client[num] == NULL)197			break;198	}199 200	dev_dbg(&intf->dev, "num=%d\n", num);201 202	if (num == AF9035_I2C_CLIENT_MAX) {203		dev_err(&intf->dev, "I2C client out of index\n");204		ret = -ENODEV;205		goto err;206	}207 208	request_module("%s", board_info.type);209 210	/* register I2C device */211	client = i2c_new_client_device(adapter, &board_info);212	if (!i2c_client_has_driver(client)) {213		dev_err(&intf->dev, "failed to bind i2c device to %s driver\n", type);214		ret = -ENODEV;215		goto err;216	}217 218	/* increase I2C driver usage count */219	if (!try_module_get(client->dev.driver->owner)) {220		i2c_unregister_device(client);221		ret = -ENODEV;222		goto err;223	}224 225	state->i2c_client[num] = client;226	return 0;227err:228	dev_dbg(&intf->dev, "failed=%d\n", ret);229	return ret;230}231 232static void af9035_del_i2c_dev(struct dvb_usb_device *d)233{234	int num;235	struct state *state = d_to_priv(d);236	struct usb_interface *intf = d->intf;237	struct i2c_client *client;238 239	/* find last used client */240	num = AF9035_I2C_CLIENT_MAX;241	while (num--) {242		if (state->i2c_client[num] != NULL)243			break;244	}245 246	dev_dbg(&intf->dev, "num=%d\n", num);247 248	if (num == -1) {249		dev_err(&intf->dev, "I2C client out of index\n");250		goto err;251	}252 253	client = state->i2c_client[num];254 255	/* decrease I2C driver usage count */256	module_put(client->dev.driver->owner);257 258	/* unregister I2C device */259	i2c_unregister_device(client);260 261	state->i2c_client[num] = NULL;262	return;263err:264	dev_dbg(&intf->dev, "failed\n");265}266 267static int af9035_i2c_master_xfer(struct i2c_adapter *adap,268		struct i2c_msg msg[], int num)269{270	struct dvb_usb_device *d = i2c_get_adapdata(adap);271	struct state *state = d_to_priv(d);272	int ret;273 274	if (mutex_lock_interruptible(&d->i2c_mutex) < 0)275		return -EAGAIN;276 277	/*278	 * AF9035 I2C sub header is 5 bytes long. Meaning of those bytes are:279	 * 0: data len280	 * 1: I2C addr << 1281	 * 2: reg addr len282	 *    byte 3 and 4 can be used as reg addr283	 * 3: reg addr MSB284	 *    used when reg addr len is set to 2285	 * 4: reg addr LSB286	 *    used when reg addr len is set to 1 or 2287	 *288	 * For the simplify we do not use register addr at all.289	 * NOTE: As a firmware knows tuner type there is very small possibility290	 * there could be some tuner I2C hacks done by firmware and this may291	 * lead problems if firmware expects those bytes are used.292	 *293	 * TODO: Here is few hacks. AF9035 chip integrates AF9033 demodulator.294	 * IT9135 chip integrates AF9033 demodulator and RF tuner. For dual295	 * tuner devices, there is also external AF9033 demodulator connected296	 * via external I2C bus. All AF9033 demod I2C traffic, both single and297	 * dual tuner configuration, is covered by firmware - actual USB IO298	 * looks just like a memory access.299	 * In case of IT913x chip, there is own tuner driver. It is implemented300	 * currently as a I2C driver, even tuner IP block is likely build301	 * directly into the demodulator memory space and there is no own I2C302	 * bus. I2C subsystem does not allow register multiple devices to same303	 * bus, having same slave address. Due to that we reuse demod address,304	 * shifted by one bit, on that case.305	 *306	 * For IT930x we use a different command and the sub header is307	 * different as well:308	 * 0: data len309	 * 1: I2C bus (0x03 seems to be only value used)310	 * 2: I2C addr << 1311	 */312#define AF9035_IS_I2C_XFER_WRITE_READ(_msg, _num) \313	(_num == 2 && !(_msg[0].flags & I2C_M_RD) && (_msg[1].flags & I2C_M_RD))314#define AF9035_IS_I2C_XFER_WRITE(_msg, _num) \315	(_num == 1 && !(_msg[0].flags & I2C_M_RD))316#define AF9035_IS_I2C_XFER_READ(_msg, _num) \317	(_num == 1 && (_msg[0].flags & I2C_M_RD))318 319	if (AF9035_IS_I2C_XFER_WRITE_READ(msg, num)) {320		if (msg[0].len > 40 || msg[1].len > 40) {321			/* TODO: correct limits > 40 */322			ret = -EOPNOTSUPP;323		} else if ((msg[0].addr == state->af9033_i2c_addr[0]) ||324			   (msg[0].addr == state->af9033_i2c_addr[1])) {325			if (msg[0].len < 3 || msg[1].len < 1) {326				ret = -EOPNOTSUPP;327				goto unlock;328			}329			/* demod access via firmware interface */330			u32 reg = msg[0].buf[0] << 16 | msg[0].buf[1] << 8 |331					msg[0].buf[2];332 333			if (msg[0].addr == state->af9033_i2c_addr[1])334				reg |= 0x100000;335 336			ret = af9035_rd_regs(d, reg, &msg[1].buf[0],337					msg[1].len);338		} else if (state->no_read) {339			memset(msg[1].buf, 0, msg[1].len);340			ret = 0;341		} else {342			/* I2C write + read */343			u8 buf[MAX_XFER_SIZE];344			struct usb_req req = { CMD_I2C_RD, 0, 5 + msg[0].len,345					buf, msg[1].len, msg[1].buf };346 347			if (state->chip_type == 0x9306) {348				req.cmd = CMD_GENERIC_I2C_RD;349				req.wlen = 3 + msg[0].len;350			}351			req.mbox |= ((msg[0].addr & 0x80)  >>  3);352 353			buf[0] = msg[1].len;354			if (state->chip_type == 0x9306) {355				buf[1] = 0x03; /* I2C bus */356				buf[2] = msg[0].addr << 1;357				memcpy(&buf[3], msg[0].buf, msg[0].len);358			} else {359				buf[1] = msg[0].addr << 1;360				buf[3] = 0x00; /* reg addr MSB */361				buf[4] = 0x00; /* reg addr LSB */362 363				/* Keep prev behavior for write req len > 2*/364				if (msg[0].len > 2) {365					buf[2] = 0x00; /* reg addr len */366					memcpy(&buf[5], msg[0].buf, msg[0].len);367 368				/* Use reg addr fields if write req len <= 2 */369				} else {370					req.wlen = 5;371					buf[2] = msg[0].len;372					if (msg[0].len == 2) {373						buf[3] = msg[0].buf[0];374						buf[4] = msg[0].buf[1];375					} else if (msg[0].len == 1) {376						buf[4] = msg[0].buf[0];377					}378				}379			}380			ret = af9035_ctrl_msg(d, &req);381		}382	} else if (AF9035_IS_I2C_XFER_WRITE(msg, num)) {383		if (msg[0].len > 40) {384			/* TODO: correct limits > 40 */385			ret = -EOPNOTSUPP;386		} else if ((msg[0].addr == state->af9033_i2c_addr[0]) ||387			   (msg[0].addr == state->af9033_i2c_addr[1])) {388			if (msg[0].len < 3) {389				ret = -EOPNOTSUPP;390				goto unlock;391			}392			/* demod access via firmware interface */393			u32 reg = msg[0].buf[0] << 16 | msg[0].buf[1] << 8 |394					msg[0].buf[2];395 396			if (msg[0].addr == state->af9033_i2c_addr[1])397				reg |= 0x100000;398 399			ret = af9035_wr_regs(d, reg, &msg[0].buf[3], msg[0].len - 3);400		} else {401			/* I2C write */402			u8 buf[MAX_XFER_SIZE];403			struct usb_req req = { CMD_I2C_WR, 0, 5 + msg[0].len,404					buf, 0, NULL };405 406			if (state->chip_type == 0x9306) {407				req.cmd = CMD_GENERIC_I2C_WR;408				req.wlen = 3 + msg[0].len;409			}410 411			req.mbox |= ((msg[0].addr & 0x80)  >>  3);412			buf[0] = msg[0].len;413			if (state->chip_type == 0x9306) {414				buf[1] = 0x03; /* I2C bus */415				buf[2] = msg[0].addr << 1;416				memcpy(&buf[3], msg[0].buf, msg[0].len);417			} else {418				buf[1] = msg[0].addr << 1;419				buf[2] = 0x00; /* reg addr len */420				buf[3] = 0x00; /* reg addr MSB */421				buf[4] = 0x00; /* reg addr LSB */422				memcpy(&buf[5], msg[0].buf, msg[0].len);423			}424			ret = af9035_ctrl_msg(d, &req);425		}426	} else if (AF9035_IS_I2C_XFER_READ(msg, num)) {427		if (msg[0].len > 40) {428			/* TODO: correct limits > 40 */429			ret = -EOPNOTSUPP;430		} else if (state->no_read) {431			memset(msg[0].buf, 0, msg[0].len);432			ret = 0;433		} else {434			/* I2C read */435			u8 buf[5];436			struct usb_req req = { CMD_I2C_RD, 0, sizeof(buf),437						buf, msg[0].len, msg[0].buf };438 439			if (state->chip_type == 0x9306) {440				req.cmd = CMD_GENERIC_I2C_RD;441				req.wlen = 3;442			}443			req.mbox |= ((msg[0].addr & 0x80)  >>  3);444			buf[0] = msg[0].len;445			if (state->chip_type == 0x9306) {446				buf[1] = 0x03; /* I2C bus */447				buf[2] = msg[0].addr << 1;448			} else {449				buf[1] = msg[0].addr << 1;450				buf[2] = 0x00; /* reg addr len */451				buf[3] = 0x00; /* reg addr MSB */452				buf[4] = 0x00; /* reg addr LSB */453			}454			ret = af9035_ctrl_msg(d, &req);455		}456	} else {457		/*458		 * We support only three kind of I2C transactions:459		 * 1) 1 x write + 1 x read (repeated start)460		 * 2) 1 x write461		 * 3) 1 x read462		 */463		ret = -EOPNOTSUPP;464	}465 466unlock:467	mutex_unlock(&d->i2c_mutex);468 469	if (ret < 0)470		return ret;471	else472		return num;473}474 475static u32 af9035_i2c_functionality(struct i2c_adapter *adapter)476{477	return I2C_FUNC_I2C;478}479 480static struct i2c_algorithm af9035_i2c_algo = {481	.master_xfer = af9035_i2c_master_xfer,482	.functionality = af9035_i2c_functionality,483};484 485static int af9035_identify_state(struct dvb_usb_device *d, const char **name)486{487	struct state *state = d_to_priv(d);488	struct usb_interface *intf = d->intf;489	int ret, i, ts_mode_invalid;490	unsigned int utmp, eeprom_addr;491	u8 tmp;492	u8 wbuf[1] = { 1 };493	u8 rbuf[4];494	struct usb_req req = { CMD_FW_QUERYINFO, 0, sizeof(wbuf), wbuf,495			sizeof(rbuf), rbuf };496 497	ret = af9035_rd_regs(d, 0x1222, rbuf, 3);498	if (ret < 0)499		goto err;500 501	state->chip_version = rbuf[0];502	state->chip_type = rbuf[2] << 8 | rbuf[1] << 0;503 504	ret = af9035_rd_reg(d, 0x384f, &state->prechip_version);505	if (ret < 0)506		goto err;507 508	dev_info(&intf->dev, "prechip_version=%02x chip_version=%02x chip_type=%04x\n",509		 state->prechip_version, state->chip_version, state->chip_type);510 511	if (state->chip_type == 0x9135) {512		if (state->chip_version == 0x02) {513			*name = AF9035_FIRMWARE_IT9135_V2;514			utmp = 0x00461d;515		} else {516			*name = AF9035_FIRMWARE_IT9135_V1;517			utmp = 0x00461b;518		}519 520		/* Check if eeprom exists */521		ret = af9035_rd_reg(d, utmp, &tmp);522		if (ret < 0)523			goto err;524 525		if (tmp == 0x00) {526			dev_dbg(&intf->dev, "no eeprom\n");527			state->no_eeprom = true;528			goto check_firmware_status;529		}530 531		eeprom_addr = EEPROM_BASE_IT9135;532	} else if (state->chip_type == 0x9306) {533		*name = AF9035_FIRMWARE_IT9303;534		state->no_eeprom = true;535		goto check_firmware_status;536	} else {537		*name = AF9035_FIRMWARE_AF9035;538		eeprom_addr = EEPROM_BASE_AF9035;539	}540 541	/* Read and store eeprom */542	for (i = 0; i < 256; i += 32) {543		ret = af9035_rd_regs(d, eeprom_addr + i, &state->eeprom[i], 32);544		if (ret < 0)545			goto err;546	}547 548	dev_dbg(&intf->dev, "eeprom dump:\n");549	for (i = 0; i < 256; i += 16)550		dev_dbg(&intf->dev, "%*ph\n", 16, &state->eeprom[i]);551 552	/* check for dual tuner mode */553	tmp = state->eeprom[EEPROM_TS_MODE];554	ts_mode_invalid = 0;555	switch (tmp) {556	case 0:557		break;558	case 1:559	case 3:560		state->dual_mode = true;561		break;562	case 5:563		if (state->chip_type != 0x9135 && state->chip_type != 0x9306)564			state->dual_mode = true;	/* AF9035 */565		else566			ts_mode_invalid = 1;567		break;568	default:569		ts_mode_invalid = 1;570	}571 572	dev_dbg(&intf->dev, "ts mode=%d dual mode=%d\n", tmp, state->dual_mode);573 574	if (ts_mode_invalid)575		dev_info(&intf->dev, "ts mode=%d not supported, defaulting to single tuner mode!", tmp);576 577check_firmware_status:578	ret = af9035_ctrl_msg(d, &req);579	if (ret < 0)580		goto err;581 582	dev_dbg(&intf->dev, "reply=%*ph\n", 4, rbuf);583	if (rbuf[0] || rbuf[1] || rbuf[2] || rbuf[3])584		ret = WARM;585	else586		ret = COLD;587 588	return ret;589 590err:591	dev_dbg(&intf->dev, "failed=%d\n", ret);592 593	return ret;594}595 596static int af9035_download_firmware_old(struct dvb_usb_device *d,597		const struct firmware *fw)598{599	struct usb_interface *intf = d->intf;600	int ret, i, j, len;601	u8 wbuf[1];602	struct usb_req req = { 0, 0, 0, NULL, 0, NULL };603	struct usb_req req_fw_dl = { CMD_FW_DL, 0, 0, wbuf, 0, NULL };604	u8 hdr_core;605	u16 hdr_addr, hdr_data_len, hdr_checksum;606	#define MAX_DATA 58607	#define HDR_SIZE 7608 609	/*610	 * Thanks to Daniel Glöckner <daniel-gl@gmx.net> about that info!611	 *612	 * byte 0: MCS 51 core613	 *  There are two inside the AF9035 (1=Link and 2=OFDM) with separate614	 *  address spaces615	 * byte 1-2: Big endian destination address616	 * byte 3-4: Big endian number of data bytes following the header617	 * byte 5-6: Big endian header checksum, apparently ignored by the chip618	 *  Calculated as ~(h[0]*256+h[1]+h[2]*256+h[3]+h[4]*256)619	 */620 621	for (i = fw->size; i > HDR_SIZE;) {622		hdr_core = fw->data[fw->size - i + 0];623		hdr_addr = fw->data[fw->size - i + 1] << 8;624		hdr_addr |= fw->data[fw->size - i + 2] << 0;625		hdr_data_len = fw->data[fw->size - i + 3] << 8;626		hdr_data_len |= fw->data[fw->size - i + 4] << 0;627		hdr_checksum = fw->data[fw->size - i + 5] << 8;628		hdr_checksum |= fw->data[fw->size - i + 6] << 0;629 630		dev_dbg(&intf->dev, "core=%d addr=%04x data_len=%d checksum=%04x\n",631			hdr_core, hdr_addr, hdr_data_len, hdr_checksum);632 633		if (((hdr_core != 1) && (hdr_core != 2)) ||634				(hdr_data_len > i)) {635			dev_dbg(&intf->dev, "bad firmware\n");636			break;637		}638 639		/* download begin packet */640		req.cmd = CMD_FW_DL_BEGIN;641		ret = af9035_ctrl_msg(d, &req);642		if (ret < 0)643			goto err;644 645		/* download firmware packet(s) */646		for (j = HDR_SIZE + hdr_data_len; j > 0; j -= MAX_DATA) {647			len = j;648			if (len > MAX_DATA)649				len = MAX_DATA;650			req_fw_dl.wlen = len;651			req_fw_dl.wbuf = (u8 *) &fw->data[fw->size - i +652					HDR_SIZE + hdr_data_len - j];653			ret = af9035_ctrl_msg(d, &req_fw_dl);654			if (ret < 0)655				goto err;656		}657 658		/* download end packet */659		req.cmd = CMD_FW_DL_END;660		ret = af9035_ctrl_msg(d, &req);661		if (ret < 0)662			goto err;663 664		i -= hdr_data_len + HDR_SIZE;665 666		dev_dbg(&intf->dev, "data uploaded=%zu\n", fw->size - i);667	}668 669	/* print warn if firmware is bad, continue and see what happens */670	if (i)671		dev_warn(&intf->dev, "bad firmware\n");672 673	return 0;674 675err:676	dev_dbg(&intf->dev, "failed=%d\n", ret);677 678	return ret;679}680 681static int af9035_download_firmware_new(struct dvb_usb_device *d,682		const struct firmware *fw)683{684	struct usb_interface *intf = d->intf;685	int ret, i, i_prev;686	struct usb_req req_fw_dl = { CMD_FW_SCATTER_WR, 0, 0, NULL, 0, NULL };687	#define HDR_SIZE 7688 689	/*690	 * There seems to be following firmware header. Meaning of bytes 0-3691	 * is unknown.692	 *693	 * 0: 3694	 * 1: 0, 1695	 * 2: 0696	 * 3: 1, 2, 3697	 * 4: addr MSB698	 * 5: addr LSB699	 * 6: count of data bytes ?700	 */701	for (i = HDR_SIZE, i_prev = 0; i <= fw->size; i++) {702		if (i == fw->size ||703				(fw->data[i + 0] == 0x03 &&704				(fw->data[i + 1] == 0x00 ||705				fw->data[i + 1] == 0x01) &&706				fw->data[i + 2] == 0x00)) {707			req_fw_dl.wlen = i - i_prev;708			req_fw_dl.wbuf = (u8 *) &fw->data[i_prev];709			i_prev = i;710			ret = af9035_ctrl_msg(d, &req_fw_dl);711			if (ret < 0)712				goto err;713 714			dev_dbg(&intf->dev, "data uploaded=%d\n", i);715		}716	}717 718	return 0;719 720err:721	dev_dbg(&intf->dev, "failed=%d\n", ret);722 723	return ret;724}725 726static int af9035_download_firmware(struct dvb_usb_device *d,727		const struct firmware *fw)728{729	struct usb_interface *intf = d->intf;730	struct state *state = d_to_priv(d);731	int ret;732	u8 wbuf[1];733	u8 rbuf[4];734	u8 tmp;735	struct usb_req req = { 0, 0, 0, NULL, 0, NULL };736	struct usb_req req_fw_ver = { CMD_FW_QUERYINFO, 0, 1, wbuf, 4, rbuf };737 738	dev_dbg(&intf->dev, "\n");739 740	/*741	 * In case of dual tuner configuration we need to do some extra742	 * initialization in order to download firmware to slave demod too,743	 * which is done by master demod.744	 * Master feeds also clock and controls power via GPIO.745	 */746	if (state->dual_mode) {747		/* configure gpioh1, reset & power slave demod */748		ret = af9035_wr_reg_mask(d, 0x00d8b0, 0x01, 0x01);749		if (ret < 0)750			goto err;751 752		ret = af9035_wr_reg_mask(d, 0x00d8b1, 0x01, 0x01);753		if (ret < 0)754			goto err;755 756		ret = af9035_wr_reg_mask(d, 0x00d8af, 0x00, 0x01);757		if (ret < 0)758			goto err;759 760		usleep_range(10000, 50000);761 762		ret = af9035_wr_reg_mask(d, 0x00d8af, 0x01, 0x01);763		if (ret < 0)764			goto err;765 766		/* tell the slave I2C address */767		tmp = state->eeprom[EEPROM_2ND_DEMOD_ADDR];768 769		/* Use default I2C address if eeprom has no address set */770		if (!tmp)771			tmp = 0x1d << 1; /* 8-bit format used by chip */772 773		if ((state->chip_type == 0x9135) ||774				(state->chip_type == 0x9306)) {775			ret = af9035_wr_reg(d, 0x004bfb, tmp);776			if (ret < 0)777				goto err;778		} else {779			ret = af9035_wr_reg(d, 0x00417f, tmp);780			if (ret < 0)781				goto err;782 783			/* enable clock out */784			ret = af9035_wr_reg_mask(d, 0x00d81a, 0x01, 0x01);785			if (ret < 0)786				goto err;787		}788	}789 790	if (fw->data[0] == 0x01)791		ret = af9035_download_firmware_old(d, fw);792	else793		ret = af9035_download_firmware_new(d, fw);794	if (ret < 0)795		goto err;796 797	/* firmware loaded, request boot */798	req.cmd = CMD_FW_BOOT;799	ret = af9035_ctrl_msg(d, &req);800	if (ret < 0)801		goto err;802 803	/* ensure firmware starts */804	wbuf[0] = 1;805	ret = af9035_ctrl_msg(d, &req_fw_ver);806	if (ret < 0)807		goto err;808 809	if (!(rbuf[0] || rbuf[1] || rbuf[2] || rbuf[3])) {810		dev_err(&intf->dev, "firmware did not run\n");811		ret = -ENODEV;812		goto err;813	}814 815	dev_info(&intf->dev, "firmware version=%d.%d.%d.%d",816		 rbuf[0], rbuf[1], rbuf[2], rbuf[3]);817 818	return 0;819 820err:821	dev_dbg(&intf->dev, "failed=%d\n", ret);822 823	return ret;824}825 826static int af9035_read_config(struct dvb_usb_device *d)827{828	struct usb_interface *intf = d->intf;829	struct state *state = d_to_priv(d);830	int ret, i;831	u8 tmp;832	u16 tmp16;833 834	/* Demod I2C address */835	state->af9033_i2c_addr[0] = 0x1c;836	state->af9033_i2c_addr[1] = 0x1d;837	state->af9033_config[0].adc_multiplier = AF9033_ADC_MULTIPLIER_2X;838	state->af9033_config[1].adc_multiplier = AF9033_ADC_MULTIPLIER_2X;839	state->af9033_config[0].ts_mode = AF9033_TS_MODE_USB;840	state->af9033_config[1].ts_mode = AF9033_TS_MODE_SERIAL;841	state->it930x_addresses = 0;842 843	if (state->chip_type == 0x9135) {844		/* feed clock for integrated RF tuner */845		state->af9033_config[0].dyn0_clk = true;846		state->af9033_config[1].dyn0_clk = true;847 848		if (state->chip_version == 0x02) {849			state->af9033_config[0].tuner = AF9033_TUNER_IT9135_60;850			state->af9033_config[1].tuner = AF9033_TUNER_IT9135_60;851		} else {852			state->af9033_config[0].tuner = AF9033_TUNER_IT9135_38;853			state->af9033_config[1].tuner = AF9033_TUNER_IT9135_38;854		}855 856		if (state->no_eeprom) {857			/* Remote controller to NEC polling by default */858			state->ir_mode = 0x05;859			state->ir_type = 0x00;860 861			goto skip_eeprom;862		}863	} else if (state->chip_type == 0x9306) {864		/*865		 * IT930x is an USB bridge, only single demod-single tuner866		 * configurations seen so far.867		 */868		if ((le16_to_cpu(d->udev->descriptor.idVendor) == USB_VID_AVERMEDIA) &&869		    (le16_to_cpu(d->udev->descriptor.idProduct) == USB_PID_AVERMEDIA_TD310)) {870			state->it930x_addresses = 1;871			/* TD310 RC works with NEC defaults */872			state->ir_mode = 0x05;873			state->ir_type = 0x00;874		}875		return 0;876	}877 878	/* Remote controller */879	state->ir_mode = state->eeprom[EEPROM_IR_MODE];880	state->ir_type = state->eeprom[EEPROM_IR_TYPE];881 882	if (state->dual_mode) {883		/* Read 2nd demodulator I2C address. 8-bit format on eeprom */884		tmp = state->eeprom[EEPROM_2ND_DEMOD_ADDR];885		if (tmp)886			state->af9033_i2c_addr[1] = tmp >> 1;887 888		dev_dbg(&intf->dev, "2nd demod I2C addr=%02x\n",889			state->af9033_i2c_addr[1]);890	}891 892	for (i = 0; i < state->dual_mode + 1; i++) {893		unsigned int eeprom_offset = 0;894 895		/* tuner */896		tmp = state->eeprom[EEPROM_1_TUNER_ID + eeprom_offset];897		dev_dbg(&intf->dev, "[%d]tuner=%02x\n", i, tmp);898 899		/* tuner sanity check */900		if (state->chip_type == 0x9135) {901			if (state->chip_version == 0x02) {902				/* IT9135 BX (v2) */903				switch (tmp) {904				case AF9033_TUNER_IT9135_60:905				case AF9033_TUNER_IT9135_61:906				case AF9033_TUNER_IT9135_62:907					state->af9033_config[i].tuner = tmp;908					break;909				}910			} else {911				/* IT9135 AX (v1) */912				switch (tmp) {913				case AF9033_TUNER_IT9135_38:914				case AF9033_TUNER_IT9135_51:915				case AF9033_TUNER_IT9135_52:916					state->af9033_config[i].tuner = tmp;917					break;918				}919			}920		} else {921			/* AF9035 */922			state->af9033_config[i].tuner = tmp;923		}924 925		if (state->af9033_config[i].tuner != tmp) {926			dev_info(&intf->dev, "[%d] overriding tuner from %02x to %02x\n",927				 i, tmp, state->af9033_config[i].tuner);928		}929 930		switch (state->af9033_config[i].tuner) {931		case AF9033_TUNER_TUA9001:932		case AF9033_TUNER_FC0011:933		case AF9033_TUNER_MXL5007T:934		case AF9033_TUNER_TDA18218:935		case AF9033_TUNER_FC2580:936		case AF9033_TUNER_FC0012:937			state->af9033_config[i].spec_inv = 1;938			break;939		case AF9033_TUNER_IT9135_38:940		case AF9033_TUNER_IT9135_51:941		case AF9033_TUNER_IT9135_52:942		case AF9033_TUNER_IT9135_60:943		case AF9033_TUNER_IT9135_61:944		case AF9033_TUNER_IT9135_62:945			break;946		default:947			dev_warn(&intf->dev, "tuner id=%02x not supported, please report!",948				 tmp);949		}950 951		/* disable dual mode if driver does not support it */952		if (i == 1)953			switch (state->af9033_config[i].tuner) {954			case AF9033_TUNER_FC0012:955			case AF9033_TUNER_IT9135_38:956			case AF9033_TUNER_IT9135_51:957			case AF9033_TUNER_IT9135_52:958			case AF9033_TUNER_IT9135_60:959			case AF9033_TUNER_IT9135_61:960			case AF9033_TUNER_IT9135_62:961			case AF9033_TUNER_MXL5007T:962				break;963			default:964				state->dual_mode = false;965				dev_info(&intf->dev, "driver does not support 2nd tuner and will disable it");966		}967 968		/* tuner IF frequency */969		tmp = state->eeprom[EEPROM_1_IF_L + eeprom_offset];970		tmp16 = tmp << 0;971		tmp = state->eeprom[EEPROM_1_IF_H + eeprom_offset];972		tmp16 |= tmp << 8;973		dev_dbg(&intf->dev, "[%d]IF=%d\n", i, tmp16);974 975		eeprom_offset += 0x10; /* shift for the 2nd tuner params */976	}977 978skip_eeprom:979	/* get demod clock */980	ret = af9035_rd_reg(d, 0x00d800, &tmp);981	if (ret < 0)982		goto err;983 984	tmp = (tmp >> 0) & 0x0f;985 986	for (i = 0; i < ARRAY_SIZE(state->af9033_config); i++) {987		if (state->chip_type == 0x9135)988			state->af9033_config[i].clock = clock_lut_it9135[tmp];989		else990			state->af9033_config[i].clock = clock_lut_af9035[tmp];991	}992 993	state->no_read = false;994	/* Some MXL5007T devices cannot properly handle tuner I2C read ops. */995	if (state->af9033_config[0].tuner == AF9033_TUNER_MXL5007T &&996		le16_to_cpu(d->udev->descriptor.idVendor) == USB_VID_AVERMEDIA)997 998		switch (le16_to_cpu(d->udev->descriptor.idProduct)) {999		case USB_PID_AVERMEDIA_A867:1000		case USB_PID_AVERMEDIA_TWINSTAR:1001			dev_info(&intf->dev,1002				 "Device may have issues with I2C read operations. Enabling fix.\n");1003			state->no_read = true;1004			break;1005		}1006 1007	return 0;1008 1009err:1010	dev_dbg(&intf->dev, "failed=%d\n", ret);1011 1012	return ret;1013}1014 1015static int af9035_tua9001_tuner_callback(struct dvb_usb_device *d,1016		int cmd, int arg)1017{1018	struct usb_interface *intf = d->intf;1019	int ret;1020	u8 val;1021 1022	dev_dbg(&intf->dev, "cmd=%d arg=%d\n", cmd, arg);1023 1024	/*1025	 * CEN     always enabled by hardware wiring1026	 * RESETN  GPIOT31027	 * RXEN    GPIOT21028	 */1029 1030	switch (cmd) {1031	case TUA9001_CMD_RESETN:1032		if (arg)1033			val = 0x00;1034		else1035			val = 0x01;1036 1037		ret = af9035_wr_reg_mask(d, 0x00d8e7, val, 0x01);1038		if (ret < 0)1039			goto err;1040		break;1041	case TUA9001_CMD_RXEN:1042		if (arg)1043			val = 0x01;1044		else1045			val = 0x00;1046 1047		ret = af9035_wr_reg_mask(d, 0x00d8eb, val, 0x01);1048		if (ret < 0)1049			goto err;1050		break;1051	}1052 1053	return 0;1054 1055err:1056	dev_dbg(&intf->dev, "failed=%d\n", ret);1057 1058	return ret;1059}1060 1061 1062static int af9035_fc0011_tuner_callback(struct dvb_usb_device *d,1063		int cmd, int arg)1064{1065	struct usb_interface *intf = d->intf;1066	int ret;1067 1068	switch (cmd) {1069	case FC0011_FE_CALLBACK_POWER:1070		/* Tuner enable */1071		ret = af9035_wr_reg_mask(d, 0xd8eb, 1, 1);1072		if (ret < 0)1073			goto err;1074 1075		ret = af9035_wr_reg_mask(d, 0xd8ec, 1, 1);1076		if (ret < 0)1077			goto err;1078 1079		ret = af9035_wr_reg_mask(d, 0xd8ed, 1, 1);1080		if (ret < 0)1081			goto err;1082 1083		/* LED */1084		ret = af9035_wr_reg_mask(d, 0xd8d0, 1, 1);1085		if (ret < 0)1086			goto err;1087 1088		ret = af9035_wr_reg_mask(d, 0xd8d1, 1, 1);1089		if (ret < 0)1090			goto err;1091 1092		usleep_range(10000, 50000);1093		break;1094	case FC0011_FE_CALLBACK_RESET:1095		ret = af9035_wr_reg(d, 0xd8e9, 1);1096		if (ret < 0)1097			goto err;1098 1099		ret = af9035_wr_reg(d, 0xd8e8, 1);1100		if (ret < 0)1101			goto err;1102 1103		ret = af9035_wr_reg(d, 0xd8e7, 1);1104		if (ret < 0)1105			goto err;1106 1107		usleep_range(10000, 20000);1108 1109		ret = af9035_wr_reg(d, 0xd8e7, 0);1110		if (ret < 0)1111			goto err;1112 1113		usleep_range(10000, 20000);1114		break;1115	default:1116		ret = -EINVAL;1117		goto err;1118	}1119 1120	return 0;1121 1122err:1123	dev_dbg(&intf->dev, "failed=%d\n", ret);1124 1125	return ret;1126}1127 1128static int af9035_tuner_callback(struct dvb_usb_device *d, int cmd, int arg)1129{1130	struct state *state = d_to_priv(d);1131 1132	switch (state->af9033_config[0].tuner) {1133	case AF9033_TUNER_FC0011:1134		return af9035_fc0011_tuner_callback(d, cmd, arg);1135	case AF9033_TUNER_TUA9001:1136		return af9035_tua9001_tuner_callback(d, cmd, arg);1137	default:1138		break;1139	}1140 1141	return 0;1142}1143 1144static int af9035_frontend_callback(void *adapter_priv, int component,1145				    int cmd, int arg)1146{1147	struct i2c_adapter *adap = adapter_priv;1148	struct dvb_usb_device *d = i2c_get_adapdata(adap);1149	struct usb_interface *intf = d->intf;1150 1151	dev_dbg(&intf->dev, "component=%d cmd=%d arg=%d\n",1152		component, cmd, arg);1153 1154	switch (component) {1155	case DVB_FRONTEND_COMPONENT_TUNER:1156		return af9035_tuner_callback(d, cmd, arg);1157	default:1158		break;1159	}1160 1161	return 0;1162}1163 1164static int af9035_get_adapter_count(struct dvb_usb_device *d)1165{1166	struct state *state = d_to_priv(d);1167 1168	return state->dual_mode + 1;1169}1170 1171static int af9035_frontend_attach(struct dvb_usb_adapter *adap)1172{1173	struct state *state = adap_to_priv(adap);1174	struct dvb_usb_device *d = adap_to_d(adap);1175	struct usb_interface *intf = d->intf;1176	int ret;1177 1178	dev_dbg(&intf->dev, "adap->id=%d\n", adap->id);1179 1180	if (!state->af9033_config[adap->id].tuner) {1181		/* unsupported tuner */1182		ret = -ENODEV;1183		goto err;1184	}1185 1186	state->af9033_config[adap->id].fe = &adap->fe[0];1187	state->af9033_config[adap->id].ops = &state->ops;1188	ret = af9035_add_i2c_dev(d, "af9033", state->af9033_i2c_addr[adap->id],1189			&state->af9033_config[adap->id], &d->i2c_adap);1190	if (ret)1191		goto err;1192 1193	if (adap->fe[0] == NULL) {1194		ret = -ENODEV;1195		goto err;1196	}1197 1198	/* disable I2C-gate */1199	adap->fe[0]->ops.i2c_gate_ctrl = NULL;1200	adap->fe[0]->callback = af9035_frontend_callback;1201 1202	return 0;1203 1204err:1205	dev_dbg(&intf->dev, "failed=%d\n", ret);1206 1207	return ret;1208}1209 1210/*1211 * The I2C speed register is calculated with:1212 *	I2C speed register = (1000000000 / (24.4 * 16 * I2C_speed))1213 *1214 * The default speed register for it930x is 7, with means a1215 * speed of ~366 kbps1216 */1217#define I2C_SPEED_366K 71218 1219static int it930x_frontend_attach(struct dvb_usb_adapter *adap)1220{1221	struct state *state = adap_to_priv(adap);1222	struct dvb_usb_device *d = adap_to_d(adap);1223	struct usb_interface *intf = d->intf;1224	int ret;1225	struct si2168_config si2168_config;1226	struct i2c_adapter *adapter;1227 1228	dev_dbg(&intf->dev, "adap->id=%d\n", adap->id);1229 1230	/* I2C master bus 2 clock speed 366k */1231	ret = af9035_wr_reg(d, 0x00f6a7, I2C_SPEED_366K);1232	if (ret < 0)1233		goto err;1234 1235	/* I2C master bus 1,3 clock speed 366k */1236	ret = af9035_wr_reg(d, 0x00f103, I2C_SPEED_366K);1237	if (ret < 0)1238		goto err;1239 1240	/* set gpio11 low */1241	ret = af9035_wr_reg_mask(d, 0xd8d4, 0x01, 0x01);1242	if (ret < 0)1243		goto err;1244 1245	ret = af9035_wr_reg_mask(d, 0xd8d5, 0x01, 0x01);1246	if (ret < 0)1247		goto err;1248 1249	ret = af9035_wr_reg_mask(d, 0xd8d3, 0x01, 0x01);1250	if (ret < 0)1251		goto err;1252 1253	/* Tuner enable using gpiot2_en, gpiot2_on and gpiot2_o (reset) */1254	ret = af9035_wr_reg_mask(d, 0xd8b8, 0x01, 0x01);1255	if (ret < 0)1256		goto err;1257 1258	ret = af9035_wr_reg_mask(d, 0xd8b9, 0x01, 0x01);1259	if (ret < 0)1260		goto err;1261 1262	ret = af9035_wr_reg_mask(d, 0xd8b7, 0x00, 0x01);1263	if (ret < 0)1264		goto err;1265 1266	msleep(200);1267 1268	ret = af9035_wr_reg_mask(d, 0xd8b7, 0x01, 0x01);1269	if (ret < 0)1270		goto err;1271 1272	memset(&si2168_config, 0, sizeof(si2168_config));1273	si2168_config.i2c_adapter = &adapter;1274	si2168_config.fe = &adap->fe[0];1275	si2168_config.ts_mode = SI2168_TS_SERIAL;1276 1277	state->af9033_config[adap->id].fe = &adap->fe[0];1278	state->af9033_config[adap->id].ops = &state->ops;1279	ret = af9035_add_i2c_dev(d, "si2168",1280				 it930x_addresses_table[state->it930x_addresses].frontend_i2c_addr,1281				 &si2168_config, &d->i2c_adap);1282	if (ret)1283		goto err;1284 1285	if (adap->fe[0] == NULL) {1286		ret = -ENODEV;1287		goto err;1288	}1289	state->i2c_adapter_demod = adapter;1290 1291	return 0;1292 1293err:1294	dev_dbg(&intf->dev, "failed=%d\n", ret);1295 1296	return ret;1297}1298 1299static int af9035_frontend_detach(struct dvb_usb_adapter *adap)1300{1301	struct state *state = adap_to_priv(adap);1302	struct dvb_usb_device *d = adap_to_d(adap);1303	struct usb_interface *intf = d->intf;1304 1305	dev_dbg(&intf->dev, "adap->id=%d\n", adap->id);1306 1307	if (adap->id == 1) {1308		if (state->i2c_client[1])1309			af9035_del_i2c_dev(d);1310	} else if (adap->id == 0) {1311		if (state->i2c_client[0])1312			af9035_del_i2c_dev(d);1313	}1314 1315	return 0;1316}1317 1318static const struct fc0011_config af9035_fc0011_config = {1319	.i2c_address = 0x60,1320};1321 1322static struct mxl5007t_config af9035_mxl5007t_config[] = {1323	{1324		.xtal_freq_hz = MxL_XTAL_24_MHZ,1325		.if_freq_hz = MxL_IF_4_57_MHZ,1326		.invert_if = 0,1327		.loop_thru_enable = 0,1328		.clk_out_enable = 0,1329		.clk_out_amp = MxL_CLKOUT_AMP_0_94V,1330	}, {1331		.xtal_freq_hz = MxL_XTAL_24_MHZ,1332		.if_freq_hz = MxL_IF_4_57_MHZ,1333		.invert_if = 0,1334		.loop_thru_enable = 1,1335		.clk_out_enable = 1,1336		.clk_out_amp = MxL_CLKOUT_AMP_0_94V,1337	}1338};1339 1340static struct tda18218_config af9035_tda18218_config = {1341	.i2c_address = 0x60,1342	.i2c_wr_max = 21,1343};1344 1345static const struct fc0012_config af9035_fc0012_config[] = {1346	{1347		.i2c_address = 0x63,1348		.xtal_freq = FC_XTAL_36_MHZ,1349		.dual_master = true,1350		.loop_through = true,1351		.clock_out = true,1352	}, {1353		.i2c_address = 0x63 | 0x80, /* I2C bus select hack */1354		.xtal_freq = FC_XTAL_36_MHZ,1355		.dual_master = true,1356	}1357};1358 1359static int af9035_tuner_attach(struct dvb_usb_adapter *adap)1360{1361	struct state *state = adap_to_priv(adap);1362	struct dvb_usb_device *d = adap_to_d(adap);1363	struct usb_interface *intf = d->intf;1364	int ret;1365	struct dvb_frontend *fe;1366	struct i2c_msg msg[1];1367	u8 tuner_addr;1368 1369	dev_dbg(&intf->dev, "adap->id=%d\n", adap->id);1370 1371	/*1372	 * XXX: Hack used in that function: we abuse unused I2C address bit [7]1373	 * to carry info about used I2C bus for dual tuner configuration.1374	 */1375 1376	switch (state->af9033_config[adap->id].tuner) {1377	case AF9033_TUNER_TUA9001: {1378		struct tua9001_platform_data tua9001_pdata = {1379			.dvb_frontend = adap->fe[0],1380		};1381 1382		/*1383		 * AF9035 gpiot3 = TUA9001 RESETN1384		 * AF9035 gpiot2 = TUA9001 RXEN1385		 */1386 1387		/* configure gpiot2 and gpiot2 as output */1388		ret = af9035_wr_reg_mask(d, 0x00d8ec, 0x01, 0x01);1389		if (ret < 0)1390			goto err;1391 1392		ret = af9035_wr_reg_mask(d, 0x00d8ed, 0x01, 0x01);1393		if (ret < 0)1394			goto err;1395 1396		ret = af9035_wr_reg_mask(d, 0x00d8e8, 0x01, 0x01);1397		if (ret < 0)1398			goto err;1399 1400		ret = af9035_wr_reg_mask(d, 0x00d8e9, 0x01, 0x01);1401		if (ret < 0)1402			goto err;1403 1404		/* attach tuner */1405		ret = af9035_add_i2c_dev(d, "tua9001", 0x60, &tua9001_pdata,1406					 &d->i2c_adap);1407		if (ret)1408			goto err;1409 1410		fe = adap->fe[0];1411		break;1412	}1413	case AF9033_TUNER_FC0011:1414		fe = dvb_attach(fc0011_attach, adap->fe[0],1415				&d->i2c_adap, &af9035_fc0011_config);1416		break;1417	case AF9033_TUNER_MXL5007T:1418		if (adap->id == 0) {1419			ret = af9035_wr_reg(d, 0x00d8e0, 1);1420			if (ret < 0)1421				goto err;1422 1423			ret = af9035_wr_reg(d, 0x00d8e1, 1);1424			if (ret < 0)1425				goto err;1426 1427			ret = af9035_wr_reg(d, 0x00d8df, 0);1428			if (ret < 0)1429				goto err;1430 1431			msleep(30);1432 1433			ret = af9035_wr_reg(d, 0x00d8df, 1);1434			if (ret < 0)1435				goto err;1436 1437			msleep(300);1438 1439			ret = af9035_wr_reg(d, 0x00d8c0, 1);1440			if (ret < 0)1441				goto err;1442 1443			ret = af9035_wr_reg(d, 0x00d8c1, 1);1444			if (ret < 0)1445				goto err;1446 1447			ret = af9035_wr_reg(d, 0x00d8bf, 0);1448			if (ret < 0)1449				goto err;1450 1451			ret = af9035_wr_reg(d, 0x00d8b4, 1);1452			if (ret < 0)1453				goto err;1454 1455			ret = af9035_wr_reg(d, 0x00d8b5, 1);1456			if (ret < 0)1457				goto err;1458 1459			ret = af9035_wr_reg(d, 0x00d8b3, 1);1460			if (ret < 0)1461				goto err;1462 1463			tuner_addr = 0x60;1464		} else {1465			tuner_addr = 0x60 | 0x80; /* I2C bus hack */1466		}1467 1468		/* attach tuner */1469		fe = dvb_attach(mxl5007t_attach, adap->fe[0], &d->i2c_adap,1470				tuner_addr, &af9035_mxl5007t_config[adap->id]);1471		break;1472	case AF9033_TUNER_TDA18218:1473		/* attach tuner */1474		fe = dvb_attach(tda18218_attach, adap->fe[0],1475				&d->i2c_adap, &af9035_tda18218_config);1476		break;1477	case AF9033_TUNER_FC2580: {1478		struct fc2580_platform_data fc2580_pdata = {1479			.dvb_frontend = adap->fe[0],1480		};1481 1482		/* Tuner enable using gpiot2_o, gpiot2_en and gpiot2_on  */1483		ret = af9035_wr_reg_mask(d, 0xd8eb, 0x01, 0x01);1484		if (ret < 0)1485			goto err;1486 1487		ret = af9035_wr_reg_mask(d, 0xd8ec, 0x01, 0x01);1488		if (ret < 0)1489			goto err;1490 1491		ret = af9035_wr_reg_mask(d, 0xd8ed, 0x01, 0x01);1492		if (ret < 0)1493			goto err;1494 1495		usleep_range(10000, 50000);1496		/* attach tuner */1497		ret = af9035_add_i2c_dev(d, "fc2580", 0x56, &fc2580_pdata,1498					 &d->i2c_adap);1499		if (ret)1500			goto err;1501 1502		fe = adap->fe[0];1503		break;1504	}1505	case AF9033_TUNER_FC0012:1506		/*1507		 * AF9035 gpiot2 = FC0012 enable1508		 * XXX: there seems to be something on gpioh8 too, but on my1509		 * test I didn't find any difference.1510		 */1511 1512		if (adap->id == 0) {1513			/* configure gpiot2 as output and high */1514			ret = af9035_wr_reg_mask(d, 0xd8eb, 0x01, 0x01);1515			if (ret < 0)1516				goto err;1517 1518			ret = af9035_wr_reg_mask(d, 0xd8ec, 0x01, 0x01);1519			if (ret < 0)1520				goto err;1521 1522			ret = af9035_wr_reg_mask(d, 0xd8ed, 0x01, 0x01);1523			if (ret < 0)1524				goto err;1525		} else {1526			/*1527			 * FIXME: That belongs for the FC0012 driver.1528			 * Write 02 to FC0012 master tuner register 0d directly1529			 * in order to make slave tuner working.1530			 */1531			msg[0].addr = 0x63;1532			msg[0].flags = 0;1533			msg[0].len = 2;1534			msg[0].buf = "\x0d\x02";1535			ret = i2c_transfer(&d->i2c_adap, msg, 1);1536			if (ret < 0)1537				goto err;1538		}1539 1540		usleep_range(10000, 50000);1541 1542		fe = dvb_attach(fc0012_attach, adap->fe[0], &d->i2c_adap,1543				&af9035_fc0012_config[adap->id]);1544		break;1545	case AF9033_TUNER_IT9135_38:1546	case AF9033_TUNER_IT9135_51:1547	case AF9033_TUNER_IT9135_52:1548	case AF9033_TUNER_IT9135_60:1549	case AF9033_TUNER_IT9135_61:1550	case AF9033_TUNER_IT9135_62:1551	{1552		struct platform_device *pdev;1553		const char *name;1554		struct it913x_platform_data it913x_pdata = {1555			.regmap = state->af9033_config[adap->id].regmap,1556			.fe = adap->fe[0],1557		};1558 1559		switch (state->af9033_config[adap->id].tuner) {1560		case AF9033_TUNER_IT9135_38:1561		case AF9033_TUNER_IT9135_51:1562		case AF9033_TUNER_IT9135_52:1563			name = "it9133ax-tuner";1564			break;1565		case AF9033_TUNER_IT9135_60:1566		case AF9033_TUNER_IT9135_61:1567		case AF9033_TUNER_IT9135_62:1568			name = "it9133bx-tuner";1569			break;1570		default:1571			ret = -ENODEV;1572			goto err;1573		}1574 1575		if (state->dual_mode) {1576			if (adap->id == 0)1577				it913x_pdata.role = IT913X_ROLE_DUAL_MASTER;1578			else1579				it913x_pdata.role = IT913X_ROLE_DUAL_SLAVE;1580		} else {1581			it913x_pdata.role = IT913X_ROLE_SINGLE;1582		}1583 1584		request_module("%s", "it913x");1585		pdev = platform_device_register_data(&d->intf->dev, name,1586						     PLATFORM_DEVID_AUTO,1587						     &it913x_pdata,1588						     sizeof(it913x_pdata));1589		if (IS_ERR(pdev) || !pdev->dev.driver) {1590			ret = -ENODEV;1591			goto err;1592		}1593		if (!try_module_get(pdev->dev.driver->owner)) {1594			platform_device_unregister(pdev);1595			ret = -ENODEV;1596			goto err;1597		}1598 1599		state->platform_device_tuner[adap->id] = pdev;1600		fe = adap->fe[0];1601		break;1602	}1603	default:1604		fe = NULL;1605	}1606 1607	if (fe == NULL) {1608		ret = -ENODEV;1609		goto err;1610	}1611 1612	return 0;1613 1614err:1615	dev_dbg(&intf->dev, "failed=%d\n", ret);1616 1617	return ret;1618}1619 1620static int it930x_tuner_attach(struct dvb_usb_adapter *adap)1621{1622	struct state *state = adap_to_priv(adap);1623	struct dvb_usb_device *d = adap_to_d(adap);1624	struct usb_interface *intf = d->intf;1625	int ret;1626	struct si2157_config si2157_config;1627 1628	dev_dbg(&intf->dev, "adap->id=%d\n", adap->id);1629 1630	memset(&si2157_config, 0, sizeof(si2157_config));1631	si2157_config.fe = adap->fe[0];1632 1633	/*1634	 * HACK: The Logilink VG0022A and TerraTec TC2 Stick have1635	 * a bug: when the si2157 firmware that came with the device1636	 * is replaced by a new one, the I2C transfers to the tuner1637	 * will return just 0xff.1638	 *1639	 * Probably, the vendor firmware has some patch specifically1640	 * designed for this device. So, we can't replace by the1641	 * generic firmware. The right solution would be to extract1642	 * the si2157 firmware from the original driver and ask the1643	 * driver to load the specifically designed firmware, but,1644	 * while we don't have that, the next best solution is to just1645	 * keep the original firmware at the device.1646	 */1647	if ((le16_to_cpu(d->udev->descriptor.idVendor) == USB_VID_DEXATEK &&1648	     le16_to_cpu(d->udev->descriptor.idProduct) == 0x0100) ||1649	    (le16_to_cpu(d->udev->descriptor.idVendor) == USB_VID_TERRATEC &&1650	     le16_to_cpu(d->udev->descriptor.idProduct) == USB_PID_TERRATEC_CINERGY_TC2_STICK))1651		si2157_config.dont_load_firmware = true;1652 1653	si2157_config.if_port = it930x_addresses_table[state->it930x_addresses].tuner_if_port;1654	ret = af9035_add_i2c_dev(d, "si2157",1655				 it930x_addresses_table[state->it930x_addresses].tuner_i2c_addr,1656				 &si2157_config, state->i2c_adapter_demod);1657	if (ret)1658		goto err;1659 1660	return 0;1661 1662err:1663	dev_dbg(&intf->dev, "failed=%d\n", ret);1664 1665	return ret;1666}1667 1668 1669static int it930x_tuner_detach(struct dvb_usb_adapter *adap)1670{1671	struct state *state = adap_to_priv(adap);1672	struct dvb_usb_device *d = adap_to_d(adap);1673	struct usb_interface *intf = d->intf;1674 1675	dev_dbg(&intf->dev, "adap->id=%d\n", adap->id);1676 1677	if (adap->id == 1) {1678		if (state->i2c_client[3])1679			af9035_del_i2c_dev(d);1680	} else if (adap->id == 0) {1681		if (state->i2c_client[1])1682			af9035_del_i2c_dev(d);1683	}1684 1685	return 0;1686}1687 1688 1689static int af9035_tuner_detach(struct dvb_usb_adapter *adap)1690{1691	struct state *state = adap_to_priv(adap);1692	struct dvb_usb_device *d = adap_to_d(adap);1693	struct usb_interface *intf = d->intf;1694 1695	dev_dbg(&intf->dev, "adap->id=%d\n", adap->id);1696 1697	switch (state->af9033_config[adap->id].tuner) {1698	case AF9033_TUNER_TUA9001:1699	case AF9033_TUNER_FC2580:1700		if (adap->id == 1) {1701			if (state->i2c_client[3])1702				af9035_del_i2c_dev(d);1703		} else if (adap->id == 0) {1704			if (state->i2c_client[1])1705				af9035_del_i2c_dev(d);1706		}1707		break;1708	case AF9033_TUNER_IT9135_38:1709	case AF9033_TUNER_IT9135_51:1710	case AF9033_TUNER_IT9135_52:1711	case AF9033_TUNER_IT9135_60:1712	case AF9033_TUNER_IT9135_61:1713	case AF9033_TUNER_IT9135_62:1714	{1715		struct platform_device *pdev;1716 1717		pdev = state->platform_device_tuner[adap->id];1718		if (pdev) {1719			module_put(pdev->dev.driver->owner);1720			platform_device_unregister(pdev);1721		}1722		break;1723	}1724	}1725 1726	return 0;1727}1728 1729static int af9035_init(struct dvb_usb_device *d)1730{1731	struct state *state = d_to_priv(d);1732	struct usb_interface *intf = d->intf;1733	int ret, i;1734	u16 frame_size = (d->udev->speed == USB_SPEED_FULL ? 5 : 87) * 188 / 4;1735	u8 packet_size = (d->udev->speed == USB_SPEED_FULL ? 64 : 512) / 4;1736	struct reg_val_mask tab[] = {1737		{ 0x80f99d, 0x01, 0x01 },1738		{ 0x80f9a4, 0x01, 0x01 },1739		{ 0x00dd11, 0x00, 0x20 },1740		{ 0x00dd11, 0x00, 0x40 },1741		{ 0x00dd13, 0x00, 0x20 },1742		{ 0x00dd13, 0x00, 0x40 },1743		{ 0x00dd11, 0x20, 0x20 },1744		{ 0x00dd88, (frame_size >> 0) & 0xff, 0xff},1745		{ 0x00dd89, (frame_size >> 8) & 0xff, 0xff},1746		{ 0x00dd0c, packet_size, 0xff},1747		{ 0x00dd11, state->dual_mode << 6, 0x40 },1748		{ 0x00dd8a, (frame_size >> 0) & 0xff, 0xff},1749		{ 0x00dd8b, (frame_size >> 8) & 0xff, 0xff},1750		{ 0x00dd0d, packet_size, 0xff },1751		{ 0x80f9a3, state->dual_mode, 0x01 },1752		{ 0x80f9cd, state->dual_mode, 0x01 },1753		{ 0x80f99d, 0x00, 0x01 },1754		{ 0x80f9a4, 0x00, 0x01 },1755	};1756 1757	dev_dbg(&intf->dev, "USB speed=%d frame_size=%04x packet_size=%02x\n",1758		d->udev->speed, frame_size, packet_size);1759 1760	/* init endpoints */1761	for (i = 0; i < ARRAY_SIZE(tab); i++) {1762		ret = af9035_wr_reg_mask(d, tab[i].reg, tab[i].val,1763				tab[i].mask);1764		if (ret < 0)1765			goto err;1766	}1767 1768	return 0;1769 1770err:1771	dev_dbg(&intf->dev, "failed=%d\n", ret);1772 1773	return ret;1774}1775 1776static int it930x_init(struct dvb_usb_device *d)1777{1778	struct state *state = d_to_priv(d);1779	struct usb_interface *intf = d->intf;1780	int ret, i;1781	u16 frame_size = (d->udev->speed == USB_SPEED_FULL ? 5 : 816) * 188 / 4;1782	u8 packet_size = (d->udev->speed == USB_SPEED_FULL ? 64 : 512) / 4;1783	struct reg_val_mask tab[] = {1784		{ 0x00da1a, 0x00, 0x01 }, /* ignore_sync_byte */1785		{ 0x00f41f, 0x04, 0x04 }, /* dvbt_inten */1786		{ 0x00da10, 0x00, 0x01 }, /* mpeg_full_speed */1787		{ 0x00f41a, 0x01, 0x01 }, /* dvbt_en */1788		{ 0x00da1d, 0x01, 0x01 }, /* mp2_sw_rst, reset EP4 */1789		{ 0x00dd11, 0x00, 0x20 }, /* ep4_tx_en, disable EP4 */1790		{ 0x00dd13, 0x00, 0x20 }, /* ep4_tx_nak, disable EP4 NAK */1791		{ 0x00dd11, 0x20, 0x20 }, /* ep4_tx_en, enable EP4 */1792		{ 0x00dd11, 0x00, 0x40 }, /* ep5_tx_en, disable EP5 */1793		{ 0x00dd13, 0x00, 0x40 }, /* ep5_tx_nak, disable EP5 NAK */1794		{ 0x00dd11, state->dual_mode << 6, 0x40 }, /* enable EP5 */1795		{ 0x00dd88, (frame_size >> 0) & 0xff, 0xff},1796		{ 0x00dd89, (frame_size >> 8) & 0xff, 0xff},1797		{ 0x00dd0c, packet_size, 0xff},1798		{ 0x00dd8a, (frame_size >> 0) & 0xff, 0xff},1799		{ 0x00dd8b, (frame_size >> 8) & 0xff, 0xff},1800		{ 0x00dd0d, packet_size, 0xff },1801		{ 0x00da1d, 0x00, 0x01 }, /* mp2_sw_rst, disable */1802		{ 0x00d833, 0x01, 0xff }, /* slew rate ctrl: slew rate boosts */1803		{ 0x00d830, 0x00, 0xff }, /* Bit 0 of output driving control */1804		{ 0x00d831, 0x01, 0xff }, /* Bit 1 of output driving control */1805		{ 0x00d832, 0x00, 0xff }, /* Bit 2 of output driving control */1806 1807		/* suspend gpio1 for TS-C */1808		{ 0x00d8b0, 0x01, 0xff }, /* gpio1 */1809		{ 0x00d8b1, 0x01, 0xff }, /* gpio1 */1810		{ 0x00d8af, 0x00, 0xff }, /* gpio1 */1811 1812		/* suspend gpio7 for TS-D */1813		{ 0x00d8c4, 0x01, 0xff }, /* gpio7 */1814		{ 0x00d8c5, 0x01, 0xff }, /* gpio7 */1815		{ 0x00d8c3, 0x00, 0xff }, /* gpio7 */1816 1817		/* suspend gpio13 for TS-B */1818		{ 0x00d8dc, 0x01, 0xff }, /* gpio13 */1819		{ 0x00d8dd, 0x01, 0xff }, /* gpio13 */1820		{ 0x00d8db, 0x00, 0xff }, /* gpio13 */1821 1822		/* suspend gpio14 for TS-E */1823		{ 0x00d8e4, 0x01, 0xff }, /* gpio14 */1824		{ 0x00d8e5, 0x01, 0xff }, /* gpio14 */1825		{ 0x00d8e3, 0x00, 0xff }, /* gpio14 */1826 1827		/* suspend gpio15 for TS-A */1828		{ 0x00d8e8, 0x01, 0xff }, /* gpio15 */1829		{ 0x00d8e9, 0x01, 0xff }, /* gpio15 */1830		{ 0x00d8e7, 0x00, 0xff }, /* gpio15 */1831 1832		{ 0x00da58, 0x00, 0x01 }, /* ts_in_src, serial */1833		{ 0x00da73, 0x01, 0xff }, /* ts0_aggre_mode */1834		{ 0x00da78, 0x47, 0xff }, /* ts0_sync_byte */1835		{ 0x00da4c, 0x01, 0xff }, /* ts0_en */1836		{ 0x00da5a, 0x1f, 0xff }, /* ts_fail_ignore */1837	};1838 1839	dev_dbg(&intf->dev, "USB speed=%d frame_size=%04x packet_size=%02x\n",1840		d->udev->speed, frame_size, packet_size);1841 1842	/* init endpoints */1843	for (i = 0; i < ARRAY_SIZE(tab); i++) {1844		ret = af9035_wr_reg_mask(d, tab[i].reg,1845				tab[i].val, tab[i].mask);1846 1847		if (ret < 0)1848			goto err;1849	}1850 1851	return 0;1852err:1853	dev_dbg(&intf->dev, "failed=%d\n", ret);1854 1855	return ret;1856}1857 1858 1859#if IS_ENABLED(CONFIG_RC_CORE)1860static int af9035_rc_query(struct dvb_usb_device *d)1861{1862	struct usb_interface *intf = d->intf;1863	int ret;1864	enum rc_proto proto;1865	u32 key;1866	u8 buf[4];1867	struct usb_req req = { CMD_IR_GET, 0, 0, NULL, 4, buf };1868 1869	ret = af9035_ctrl_msg(d, &req);1870	if (ret == 1)1871		return 0;1872	else if (ret < 0)1873		goto err;1874 1875	if ((buf[2] + buf[3]) == 0xff) {1876		if ((buf[0] + buf[1]) == 0xff) {1877			/* NEC standard 16bit */1878			key = RC_SCANCODE_NEC(buf[0], buf[2]);1879			proto = RC_PROTO_NEC;1880		} else {1881			/* NEC extended 24bit */1882			key = RC_SCANCODE_NECX(buf[0] << 8 | buf[1], buf[2]);1883			proto = RC_PROTO_NECX;1884		}1885	} else {1886		/* NEC full code 32bit */1887		key = RC_SCANCODE_NEC32(buf[0] << 24 | buf[1] << 16 |1888					buf[2] << 8  | buf[3]);1889		proto = RC_PROTO_NEC32;1890	}1891 1892	dev_dbg(&intf->dev, "%*ph\n", 4, buf);1893 1894	rc_keydown(d->rc_dev, proto, key, 0);1895 1896	return 0;1897 1898err:1899	dev_dbg(&intf->dev, "failed=%d\n", ret);1900 1901	return ret;1902}1903 1904static int af9035_get_rc_config(struct dvb_usb_device *d, struct dvb_usb_rc *rc)1905{1906	struct state *state = d_to_priv(d);1907	struct usb_interface *intf = d->intf;1908 1909	dev_dbg(&intf->dev, "ir_mode=%02x ir_type=%02x\n",1910		state->ir_mode, state->ir_type);1911 1912	/* don't activate rc if in HID mode or if not available */1913	if (state->ir_mode == 0x05) {1914		switch (state->ir_type) {1915		case 0: /* NEC */1916		default:1917			rc->allowed_protos = RC_PROTO_BIT_NEC |1918					RC_PROTO_BIT_NECX | RC_PROTO_BIT_NEC32;1919			break;1920		case 1: /* RC6 */1921			rc->allowed_protos = RC_PROTO_BIT_RC6_MCE;1922			break;1923		}1924 1925		rc->query = af9035_rc_query;1926		rc->interval = 500;1927 1928		/* load empty to enable rc */1929		if (!rc->map_name)1930			rc->map_name = RC_MAP_EMPTY;1931	}1932 1933	return 0;1934}1935#else1936	#define af9035_get_rc_config NULL1937#endif1938 1939static int af9035_get_stream_config(struct dvb_frontend *fe, u8 *ts_type,1940		struct usb_data_stream_properties *stream)1941{1942	struct dvb_usb_device *d = fe_to_d(fe);1943	struct usb_interface *intf = d->intf;1944 1945	dev_dbg(&intf->dev, "adap=%d\n", fe_to_adap(fe)->id);1946 1947	if (d->udev->speed == USB_SPEED_FULL)1948		stream->u.bulk.buffersize = 5 * 188;1949 1950	return 0;1951}1952 1953static int af9035_pid_filter_ctrl(struct dvb_usb_adapter *adap, int onoff)1954{1955	struct state *state = adap_to_priv(adap);1956 1957	return state->ops.pid_filter_ctrl(adap->fe[0], onoff);1958}1959 1960static int af9035_pid_filter(struct dvb_usb_adapter *adap, int index, u16 pid,1961		int onoff)1962{1963	struct state *state = adap_to_priv(adap);1964 1965	return state->ops.pid_filter(adap->fe[0], index, pid, onoff);1966}1967 1968static int af9035_probe(struct usb_interface *intf,1969		const struct usb_device_id *id)1970{1971	struct usb_device *udev = interface_to_usbdev(intf);1972	char manufacturer[sizeof("Afatech")];1973 1974	memset(manufacturer, 0, sizeof(manufacturer));1975	usb_string(udev, udev->descriptor.iManufacturer,1976			manufacturer, sizeof(manufacturer));1977	/*1978	 * There is two devices having same ID but different chipset. One uses1979	 * AF9015 and the other IT9135 chipset. Only difference seen on lsusb1980	 * is iManufacturer string.1981	 *1982	 * idVendor           0x0ccd TerraTec Electronic GmbH1983	 * idProduct          0x00991984	 * bcdDevice            2.001985	 * iManufacturer           1 Afatech1986	 * iProduct                2 DVB-T 21987	 *1988	 * idVendor           0x0ccd TerraTec Electronic GmbH1989	 * idProduct          0x00991990	 * bcdDevice            2.001991	 * iManufacturer           1 ITE Technologies, Inc.1992	 * iProduct                2 DVB-T TV Stick1993	 */1994	if ((le16_to_cpu(udev->descriptor.idVendor) == USB_VID_TERRATEC) &&1995			(le16_to_cpu(udev->descriptor.idProduct) == 0x0099)) {1996		if (!strcmp("Afatech", manufacturer)) {1997			dev_dbg(&udev->dev, "rejecting device\n");1998			return -ENODEV;1999		}2000	}2001 2002	return dvb_usbv2_probe(intf, id);2003}2004 2005/* interface 0 is used by DVB-T receiver and2006   interface 1 is for remote controller (HID) */2007static const struct dvb_usb_device_properties af9035_props = {2008	.driver_name = KBUILD_MODNAME,2009	.owner = THIS_MODULE,2010	.adapter_nr = adapter_nr,2011	.size_of_priv = sizeof(struct state),2012 2013	.generic_bulk_ctrl_endpoint = 0x02,2014	.generic_bulk_ctrl_endpoint_response = 0x81,2015 2016	.identify_state = af9035_identify_state,2017	.download_firmware = af9035_download_firmware,2018 2019	.i2c_algo = &af9035_i2c_algo,2020	.read_config = af9035_read_config,2021	.frontend_attach = af9035_frontend_attach,2022	.frontend_detach = af9035_frontend_detach,2023	.tuner_attach = af9035_tuner_attach,2024	.tuner_detach = af9035_tuner_detach,2025	.init = af9035_init,2026	.get_rc_config = af9035_get_rc_config,2027	.get_stream_config = af9035_get_stream_config,2028 2029	.get_adapter_count = af9035_get_adapter_count,2030	.adapter = {2031		{2032			.caps = DVB_USB_ADAP_HAS_PID_FILTER |2033				DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,2034 2035			.pid_filter_count = 32,2036			.pid_filter_ctrl = af9035_pid_filter_ctrl,2037			.pid_filter = af9035_pid_filter,2038 2039			.stream = DVB_USB_STREAM_BULK(0x84, 6, 87 * 188),2040		}, {2041			.caps = DVB_USB_ADAP_HAS_PID_FILTER |2042				DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,2043 2044			.pid_filter_count = 32,2045			.pid_filter_ctrl = af9035_pid_filter_ctrl,2046			.pid_filter = af9035_pid_filter,2047 2048			.stream = DVB_USB_STREAM_BULK(0x85, 6, 87 * 188),2049		},2050	},2051};2052 2053static const struct dvb_usb_device_properties it930x_props = {2054	.driver_name = KBUILD_MODNAME,2055	.owner = THIS_MODULE,2056	.adapter_nr = adapter_nr,2057	.size_of_priv = sizeof(struct state),2058 2059	.generic_bulk_ctrl_endpoint = 0x02,2060	.generic_bulk_ctrl_endpoint_response = 0x81,2061 2062	.identify_state = af9035_identify_state,2063	.download_firmware = af9035_download_firmware,2064 2065	.i2c_algo = &af9035_i2c_algo,2066	.read_config = af9035_read_config,2067	.frontend_attach = it930x_frontend_attach,2068	.frontend_detach = af9035_frontend_detach,2069	.tuner_attach = it930x_tuner_attach,2070	.tuner_detach = it930x_tuner_detach,2071	.init = it930x_init,2072	/*2073	 * dvb_usbv2_remote_init() calls rc_config() only for those devices2074	 * which have non-empty rc_map, so it's safe to enable it for every IT930x2075	 */2076	.get_rc_config = af9035_get_rc_config,2077	.get_stream_config = af9035_get_stream_config,2078 2079	.get_adapter_count = af9035_get_adapter_count,2080	.adapter = {2081		{2082			.stream = DVB_USB_STREAM_BULK(0x84, 4, 816 * 188),2083		}, {2084			.stream = DVB_USB_STREAM_BULK(0x85, 4, 816 * 188),2085		},2086	},2087};2088 2089static const struct usb_device_id af9035_id_table[] = {2090	/* AF9035 devices */2091	{ DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9035_9035,2092		&af9035_props, "Afatech AF9035 reference design", NULL) },2093	{ DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9035_1000,2094		&af9035_props, "Afatech AF9035 reference design", NULL) },2095	{ DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9035_1001,2096		&af9035_props, "Afatech AF9035 reference design", NULL) },2097	{ DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9035_1002,2098		&af9035_props, "Afatech AF9035 reference design", NULL) },2099	{ DVB_USB_DEVICE(USB_VID_AFATECH, USB_PID_AFATECH_AF9035_1003,2100		&af9035_props, "Afatech AF9035 reference design", NULL) },2101	{ DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_CINERGY_T_STICK,2102		&af9035_props, "TerraTec Cinergy T Stick", NULL) },2103	{ DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A835,2104		&af9035_props, "AVerMedia AVerTV Volar HD/PRO (A835)", NULL) },2105	{ DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_B835,2106		&af9035_props, "AVerMedia AVerTV Volar HD/PRO (A835)", NULL) },2107	{ DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_1867,2108		&af9035_props, "AVerMedia HD Volar (A867)", NULL) },2109	{ DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A867,2110		&af9035_props, "AVerMedia HD Volar (A867)", NULL) },2111	{ DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_TWINSTAR,2112		&af9035_props, "AVerMedia Twinstar (A825)", NULL) },2113	{ DVB_USB_DEVICE(USB_VID_ASUS, USB_PID_ASUS_U3100MINI_PLUS,2114		&af9035_props, "Asus U3100Mini Plus", NULL) },2115	{ DVB_USB_DEVICE(USB_VID_TERRATEC, 0x00aa,2116		&af9035_props, "TerraTec Cinergy T Stick (rev. 2)", NULL) },2117	{ DVB_USB_DEVICE(USB_VID_AVERMEDIA, 0x0337,2118		&af9035_props, "AVerMedia HD Volar (A867)", NULL) },2119       { DVB_USB_DEVICE(USB_VID_GTEK, USB_PID_EVOLVEO_XTRATV_STICK,2120	       &af9035_props, "EVOLVEO XtraTV stick", NULL) },2121 2122	/* IT9135 devices */2123	{ DVB_USB_DEVICE(USB_VID_ITETECH, USB_PID_ITETECH_IT9135,2124		&af9035_props, "ITE 9135 Generic", RC_MAP_IT913X_V1) },2125	{ DVB_USB_DEVICE(USB_VID_ITETECH, USB_PID_ITETECH_IT9135_9005,2126		&af9035_props, "ITE 9135(9005) Generic", RC_MAP_IT913X_V2) },2127	{ DVB_USB_DEVICE(USB_VID_ITETECH, USB_PID_ITETECH_IT9135_9006,2128		&af9035_props, "ITE 9135(9006) Generic", RC_MAP_IT913X_V1) },2129	{ DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A835B_1835,2130		&af9035_props, "Avermedia A835B(1835)", RC_MAP_IT913X_V2) },2131	{ DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A835B_2835,2132		&af9035_props, "Avermedia A835B(2835)", RC_MAP_IT913X_V2) },2133	{ DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A835B_3835,2134		&af9035_props, "Avermedia A835B(3835)", RC_MAP_IT913X_V2) },2135	{ DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A835B_4835,2136		&af9035_props, "Avermedia A835B(4835)",	RC_MAP_IT913X_V2) },2137	{ DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_TD110,2138		&af9035_props, "Avermedia AverTV Volar HD 2 (TD110)", RC_MAP_AVERMEDIA_RM_KS) },2139	{ DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_H335,2140		&af9035_props, "Avermedia H335", RC_MAP_IT913X_V2) },2141	{ DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_KWORLD_UB499_2T_T09,2142		&af9035_props, "Kworld UB499-2T T09", RC_MAP_IT913X_V1) },2143	{ DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_SVEON_STV22_IT9137,2144		&af9035_props, "Sveon STV22 Dual DVB-T HDTV",2145							RC_MAP_IT913X_V1) },2146	{ DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_CTVDIGDUAL_V2,2147		&af9035_props, "Digital Dual TV Receiver CTVDIGDUAL_V2",2148							RC_MAP_IT913X_V1) },2149	{ DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_T1,2150		&af9035_props, "TerraTec T1", RC_MAP_IT913X_V1) },2151	/* XXX: that same ID [0ccd:0099] is used by af9015 driver too */2152	{ DVB_USB_DEVICE(USB_VID_TERRATEC, 0x0099,2153		&af9035_props, "TerraTec Cinergy T Stick Dual RC (rev. 2)",2154		NULL) },2155	{ DVB_USB_DEVICE(USB_VID_LEADTEK, 0x6a05,2156		&af9035_props, "Leadtek WinFast DTV Dongle Dual", NULL) },2157	{ DVB_USB_DEVICE(USB_VID_HAUPPAUGE, 0xf900,2158		&af9035_props, "Hauppauge WinTV-MiniStick 2", NULL) },2159	{ DVB_USB_DEVICE(USB_VID_PCTV, USB_PID_PCTV_78E,2160		&af9035_props, "PCTV AndroiDTV (78e)", RC_MAP_IT913X_V1) },2161	{ DVB_USB_DEVICE(USB_VID_PCTV, USB_PID_PCTV_79E,2162		&af9035_props, "PCTV microStick (79e)", RC_MAP_IT913X_V2) },2163 2164	/* IT930x devices */2165	{ DVB_USB_DEVICE(USB_VID_ITETECH, USB_PID_ITETECH_IT9303,2166		&it930x_props, "ITE 9303 Generic", NULL) },2167	{ DVB_USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_TD310,2168		&it930x_props, "AVerMedia TD310 DVB-T2", RC_MAP_AVERMEDIA_RM_KS) },2169	{ DVB_USB_DEVICE(USB_VID_DEXATEK, 0x0100,2170		&it930x_props, "Logilink VG0022A", NULL) },2171	{ DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_TERRATEC_CINERGY_TC2_STICK,2172		&it930x_props, "TerraTec Cinergy TC2 Stick", NULL) },2173	{ }2174};2175MODULE_DEVICE_TABLE(usb, af9035_id_table);2176 2177static struct usb_driver af9035_usb_driver = {2178	.name = KBUILD_MODNAME,2179	.id_table = af9035_id_table,2180	.probe = af9035_probe,2181	.disconnect = dvb_usbv2_disconnect,2182	.suspend = dvb_usbv2_suspend,2183	.resume = dvb_usbv2_resume,2184	.reset_resume = dvb_usbv2_reset_resume,2185	.no_dynamic_id = 1,2186	.soft_unbind = 1,2187};2188 2189module_usb_driver(af9035_usb_driver);2190 2191MODULE_AUTHOR("Antti Palosaari <crope@iki.fi>");2192MODULE_DESCRIPTION("Afatech AF9035 driver");2193MODULE_LICENSE("GPL");2194MODULE_FIRMWARE(AF9035_FIRMWARE_AF9035);2195MODULE_FIRMWARE(AF9035_FIRMWARE_IT9135_V1);2196MODULE_FIRMWARE(AF9035_FIRMWARE_IT9135_V2);2197MODULE_FIRMWARE(AF9035_FIRMWARE_IT9303);2198