[media] it913x ver 1.32 driver moved to dvb-usb-v2

Functional changes

PID filter is default to off and controlled from dvb-usb-v2

Driver now supports suspend and resume changes in dvb-usb-v2

USB bus repeater functions have been removed.

Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

3 files changed, 0 insertions, 942 deletions

diff --git a/drivers/media/dvb/dvb-usb/Kconfig b/drivers/media/dvb/dvb-usb/Kconfig
index ec10c0f2f554..00173ee15d4a 100644
--- a/drivers/media/dvb/dvb-usb/Kconfig
+++ b/drivers/media/dvb/dvb-usb/Kconfig
@@ -311,11 +311,3 @@ config DVB_USB_TECHNISAT_USB2
 	select DVB_STV6110x if !DVB_FE_CUSTOMISE
 	help
 	  Say Y here to support the Technisat USB2 DVB-S/S2 device
-
-config DVB_USB_IT913X
-	tristate "it913x driver"
-	depends on DVB_USB
-	select DVB_IT913X_FE
-	help
-	  Say Y here to support the it913x device
-
diff --git a/drivers/media/dvb/dvb-usb/Makefile b/drivers/media/dvb/dvb-usb/Makefile
index d1912e0e1681..061d5448fa1e 100644
--- a/drivers/media/dvb/dvb-usb/Makefile
+++ b/drivers/media/dvb/dvb-usb/Makefile
@@ -75,9 +75,6 @@ obj-$(CONFIG_DVB_USB_AZ6027) += dvb-usb-az6027.o
 dvb-usb-technisat-usb2-objs = technisat-usb2.o
 obj-$(CONFIG_DVB_USB_TECHNISAT_USB2) += dvb-usb-technisat-usb2.o
 
-dvb-usb-it913x-objs := it913x.o
-obj-$(CONFIG_DVB_USB_IT913X) += dvb-usb-it913x.o
-
 ccflags-y += -I$(srctree)/drivers/media/dvb/dvb-core
 ccflags-y += -I$(srctree)/drivers/media/dvb/frontends/
 # due to tuner-xc3028
diff --git a/drivers/media/dvb/dvb-usb/it913x.c b/drivers/media/dvb/dvb-usb/it913x.c
deleted file mode 100644
index 6244fe9d1a3a..000000000000
--- a/drivers/media/dvb/dvb-usb/it913x.c
+++ /dev/null
@@ -1,931 +0,0 @@
-/* DVB USB compliant linux driver for IT9137
- *
- * Copyright (C) 2011 Malcolm Priestley (tvboxspy@gmail.com)
- * IT9137 (C) ITE Tech Inc.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License Version 2, as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- *
- *
- * see Documentation/dvb/README.dvb-usb for more information
- * see Documentation/dvb/it9137.txt for firmware information
- *
- */
-#define DVB_USB_LOG_PREFIX "it913x"
-
-#include <linux/usb.h>
-#include <linux/usb/input.h>
-#include <media/rc-core.h>
-
-#include "dvb-usb.h"
-#include "it913x-fe.h"
-
-/* debug */
-static int dvb_usb_it913x_debug;
-#define l_dprintk(var, level, args...) do { \
-	if ((var >= level)) \
-		printk(KERN_DEBUG DVB_USB_LOG_PREFIX ": " args); \
-} while (0)
-
-#define deb_info(level, args...) l_dprintk(dvb_usb_it913x_debug, level, args)
-#define debug_data_snipet(level, name, p) \
-	 deb_info(level, name" (%02x%02x%02x%02x%02x%02x%02x%02x)", \
-		*p, *(p+1), *(p+2), *(p+3), *(p+4), \
-			*(p+5), *(p+6), *(p+7));
-
-
-module_param_named(debug, dvb_usb_it913x_debug, int, 0644);
-MODULE_PARM_DESC(debug, "set debugging level (1=info (or-able))."
-			DVB_USB_DEBUG_STATUS);
-
-static int pid_filter;
-module_param_named(pid, pid_filter, int, 0644);
-MODULE_PARM_DESC(pid, "set default 0=on 1=off");
-
-static int dvb_usb_it913x_firmware;
-module_param_named(firmware, dvb_usb_it913x_firmware, int, 0644);
-MODULE_PARM_DESC(firmware, "set firmware 0=auto 1=IT9137 2=IT9135V1");
-
-
-int cmd_counter;
-
-DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
-
-struct it913x_state {
-	u8 id;
-	struct ite_config it913x_config;
-	u8 pid_filter_onoff;
-};
-
-struct ite_config it913x_config;
-
-#define IT913X_RETRY	10
-#define IT913X_SND_TIMEOUT	100
-#define IT913X_RCV_TIMEOUT	200
-
-static int it913x_bulk_write(struct usb_device *dev,
-				u8 *snd, int len, u8 pipe)
-{
-	int ret, actual_l, i;
-
-	for (i = 0; i < IT913X_RETRY; i++) {
-		ret = usb_bulk_msg(dev, usb_sndbulkpipe(dev, pipe),
-				snd, len , &actual_l, IT913X_SND_TIMEOUT);
-		if (ret != -EBUSY && ret != -ETIMEDOUT)
-			break;
-	}
-
-	if (len != actual_l && ret == 0)
-		ret = -EAGAIN;
-
-	return ret;
-}
-
-static int it913x_bulk_read(struct usb_device *dev,
-				u8 *rev, int len, u8 pipe)
-{
-	int ret, actual_l, i;
-
-	for (i = 0; i < IT913X_RETRY; i++) {
-		ret = usb_bulk_msg(dev, usb_rcvbulkpipe(dev, pipe),
-				 rev, len , &actual_l, IT913X_RCV_TIMEOUT);
-		if (ret != -EBUSY && ret != -ETIMEDOUT)
-			break;
-	}
-
-	if (len != actual_l && ret == 0)
-		ret = -EAGAIN;
-
-	return ret;
-}
-
-static u16 check_sum(u8 *p, u8 len)
-{
-	u16 sum = 0;
-	u8 i = 1;
-	while (i < len)
-		sum += (i++ & 1) ? (*p++) << 8 : *p++;
-	return ~sum;
-}
-
-static int it913x_usb_talk(struct usb_device *udev, u8 mode, u8 pro,
-			u8 cmd, u32 reg, u8 addr, u8 *data, u8 len)
-{
-	int ret = 0, i, buf_size = 1;
-	u8 *buff;
-	u8 rlen;
-	u16 chk_sum;
-
-	buff = kzalloc(256, GFP_KERNEL);
-	if (!buff) {
-		info("USB Buffer Failed");
-		return -ENOMEM;
-	}
-
-	buff[buf_size++] = pro;
-	buff[buf_size++] = cmd;
-	buff[buf_size++] = cmd_counter;
-
-	switch (mode) {
-	case READ_LONG:
-	case WRITE_LONG:
-		buff[buf_size++] = len;
-		buff[buf_size++] = 2;
-		buff[buf_size++] = (reg >> 24);
-		buff[buf_size++] = (reg >> 16) & 0xff;
-		buff[buf_size++] = (reg >> 8) & 0xff;
-		buff[buf_size++] = reg & 0xff;
-	break;
-	case READ_SHORT:
-		buff[buf_size++] = addr;
-		break;
-	case WRITE_SHORT:
-		buff[buf_size++] = len;
-		buff[buf_size++] = addr;
-		buff[buf_size++] = (reg >> 8) & 0xff;
-		buff[buf_size++] = reg & 0xff;
-	break;
-	case READ_DATA:
-	case WRITE_DATA:
-		break;
-	case WRITE_CMD:
-		mode = 7;
-		break;
-	default:
-		kfree(buff);
-		return -EINVAL;
-	}
-
-	if (mode & 1) {
-		for (i = 0; i < len ; i++)
-			buff[buf_size++] = data[i];
-	}
-	chk_sum = check_sum(&buff[1], buf_size);
-
-	buff[buf_size++] = chk_sum >> 8;
-	buff[0] = buf_size;
-	buff[buf_size++] = (chk_sum & 0xff);
-
-	ret = it913x_bulk_write(udev, buff, buf_size , 0x02);
-	if (ret < 0)
-		goto error;
-
-	ret = it913x_bulk_read(udev, buff, (mode & 1) ?
-			5 : len + 5 , 0x01);
-	if (ret < 0)
-		goto error;
-
-	rlen = (mode & 0x1) ? 0x1 : len;
-
-	if (mode & 1)
-		ret = buff[2];
-	else
-		memcpy(data, &buff[3], rlen);
-
-	cmd_counter++;
-
-error:	kfree(buff);
-
-	return ret;
-}
-
-static int it913x_io(struct usb_device *udev, u8 mode, u8 pro,
-			u8 cmd, u32 reg, u8 addr, u8 *data, u8 len)
-{
-	int ret, i;
-
-	for (i = 0; i < IT913X_RETRY; i++) {
-		ret = it913x_usb_talk(udev, mode, pro,
-			cmd, reg, addr, data, len);
-		if (ret != -EAGAIN)
-			break;
-	}
-
-	return ret;
-}
-
-static int it913x_wr_reg(struct usb_device *udev, u8 pro, u32 reg , u8 data)
-{
-	int ret;
-	u8 b[1];
-	b[0] = data;
-	ret = it913x_io(udev, WRITE_LONG, pro,
-			CMD_DEMOD_WRITE, reg, 0, b, sizeof(b));
-
-	return ret;
-}
-
-static int it913x_read_reg(struct usb_device *udev, u32 reg)
-{
-	int ret;
-	u8 data[1];
-
-	ret = it913x_io(udev, READ_LONG, DEV_0,
-			CMD_DEMOD_READ, reg, 0, &data[0], 1);
-
-	return (ret < 0) ? ret : data[0];
-}
-
-static u32 it913x_query(struct usb_device *udev, u8 pro)
-{
-	int ret, i;
-	u8 data[4];
-	u8 ver;
-
-	for (i = 0; i < 5; i++) {
-		ret = it913x_io(udev, READ_LONG, pro, CMD_DEMOD_READ,
-			0x1222, 0, &data[0], 3);
-		ver = data[0];
-		if (ver > 0 && ver < 3)
-			break;
-		msleep(100);
-	}
-
-	if (ver < 1 || ver > 2) {
-		info("Failed to identify chip version applying 1");
-		it913x_config.chip_ver = 0x1;
-		it913x_config.chip_type = 0x9135;
-		return 0;
-	}
-
-	it913x_config.chip_ver = ver;
-	it913x_config.chip_type = (u16)(data[2] << 8) + data[1];
-
-	info("Chip Version=%02x Chip Type=%04x", it913x_config.chip_ver,
-		it913x_config.chip_type);
-
-	ret |= it913x_io(udev, READ_SHORT, pro,
-			CMD_QUERYINFO, 0, 0x1, &data[0], 4);
-
-	it913x_config.firmware = (data[0] << 24) + (data[1] << 16) +
-			(data[2] << 8) + data[3];
-
-	return (ret < 0) ? 0 : it913x_config.firmware;
-}
-
-static int it913x_pid_filter_ctrl(struct dvb_usb_adapter *adap, int onoff)
-{
-	struct it913x_state *st = adap->dev->priv;
-	struct usb_device *udev = adap->dev->udev;
-	int ret;
-	u8 pro = (adap->id == 0) ? DEV_0_DMOD : DEV_1_DMOD;
-
-	mutex_lock(&adap->dev->i2c_mutex);
-
-	deb_info(1, "PID_C  (%02x)", onoff);
-
-	ret = it913x_wr_reg(udev, pro, PID_EN, st->pid_filter_onoff);
-
-	mutex_unlock(&adap->dev->i2c_mutex);
-	return ret;
-}
-
-static int it913x_pid_filter(struct dvb_usb_adapter *adap,
-		int index, u16 pid, int onoff)
-{
-	struct it913x_state *st = adap->dev->priv;
-	struct usb_device *udev = adap->dev->udev;
-	int ret;
-	u8 pro = (adap->id == 0) ? DEV_0_DMOD : DEV_1_DMOD;
-
-	mutex_lock(&adap->dev->i2c_mutex);
-
-	deb_info(1, "PID_F  (%02x)", onoff);
-
-	ret = it913x_wr_reg(udev, pro, PID_LSB, (u8)(pid & 0xff));
-
-	ret |= it913x_wr_reg(udev, pro, PID_MSB, (u8)(pid >> 8));
-
-	ret |= it913x_wr_reg(udev, pro, PID_INX_EN, (u8)onoff);
-
-	ret |= it913x_wr_reg(udev, pro, PID_INX, (u8)(index & 0x1f));
-
-	if (udev->speed == USB_SPEED_HIGH && pid == 0x2000) {
-			ret |= it913x_wr_reg(udev, pro, PID_EN, !onoff);
-			st->pid_filter_onoff = !onoff;
-	} else
-		st->pid_filter_onoff =
-			adap->fe_adap[adap->active_fe].pid_filtering;
-
-	mutex_unlock(&adap->dev->i2c_mutex);
-	return 0;
-}
-
-
-static int it913x_return_status(struct usb_device *udev)
-{
-	u32 firm = 0;
-
-	firm = it913x_query(udev, DEV_0);
-	if (firm > 0)
-		info("Firmware Version %d", firm);
-
-	return (firm > 0) ? firm : 0;
-}
-
-static int it913x_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[],
-				 int num)
-{
-	struct dvb_usb_device *d = i2c_get_adapdata(adap);
-	static u8 data[256];
-	int ret;
-	u32 reg;
-	u8 pro;
-
-	mutex_lock(&d->i2c_mutex);
-
-	debug_data_snipet(1, "Message out", msg[0].buf);
-	deb_info(2, "num of messages %d address %02x", num, msg[0].addr);
-
-	pro = (msg[0].addr & 0x2) ?  DEV_0_DMOD : 0x0;
-	pro |= (msg[0].addr & 0x20) ? DEV_1 : DEV_0;
-	memcpy(data, msg[0].buf, msg[0].len);
-	reg = (data[0] << 24) + (data[1] << 16) +
-			(data[2] << 8) + data[3];
-	if (num == 2) {
-		ret = it913x_io(d->udev, READ_LONG, pro,
-			CMD_DEMOD_READ, reg, 0, data, msg[1].len);
-		memcpy(msg[1].buf, data, msg[1].len);
-	} else
-		ret = it913x_io(d->udev, WRITE_LONG, pro, CMD_DEMOD_WRITE,
-			reg, 0, &data[4], msg[0].len - 4);
-
-	mutex_unlock(&d->i2c_mutex);
-
-	return ret;
-}
-
-static u32 it913x_i2c_func(struct i2c_adapter *adapter)
-{
-	return I2C_FUNC_I2C;
-}
-
-static struct i2c_algorithm it913x_i2c_algo = {
-	.master_xfer   = it913x_i2c_xfer,
-	.functionality = it913x_i2c_func,
-};
-
-/* Callbacks for DVB USB */
-#define IT913X_POLL 250
-static int it913x_rc_query(struct dvb_usb_device *d)
-{
-	u8 ibuf[4];
-	int ret;
-	u32 key;
-	/* Avoid conflict with frontends*/
-	mutex_lock(&d->i2c_mutex);
-
-	ret = it913x_io(d->udev, READ_LONG, PRO_LINK, CMD_IR_GET,
-		0, 0, &ibuf[0], sizeof(ibuf));
-
-	if ((ibuf[2] + ibuf[3]) == 0xff) {
-		key = ibuf[2];
-		key += ibuf[0] << 16;
-		key += ibuf[1] << 8;
-		deb_info(1, "NEC Extended Key =%08x", key);
-		if (d->rc_dev != NULL)
-			rc_keydown(d->rc_dev, key, 0);
-	}
-
-	mutex_unlock(&d->i2c_mutex);
-
-	return ret;
-}
-
-/* Firmware sets raw */
-const char fw_it9135_v1[] = "dvb-usb-it9135-01.fw";
-const char fw_it9135_v2[] = "dvb-usb-it9135-02.fw";
-const char fw_it9137[] = "dvb-usb-it9137-01.fw";
-
-static int ite_firmware_select(struct usb_device *udev,
-	struct dvb_usb_device_properties *props)
-{
-	int sw;
-	/* auto switch */
-	if (le16_to_cpu(udev->descriptor.idVendor) == USB_VID_KWORLD_2)
-		sw = IT9137_FW;
-	else if (it913x_config.chip_ver == 1)
-		sw = IT9135_V1_FW;
-	else
-		sw = IT9135_V2_FW;
-
-	/* force switch */
-	if (dvb_usb_it913x_firmware != IT9135_AUTO)
-		sw = dvb_usb_it913x_firmware;
-
-	switch (sw) {
-	case IT9135_V1_FW:
-		it913x_config.firmware_ver = 1;
-		it913x_config.adc_x2 = 1;
-		it913x_config.read_slevel = false;
-		props->firmware = fw_it9135_v1;
-		break;
-	case IT9135_V2_FW:
-		it913x_config.firmware_ver = 1;
-		it913x_config.adc_x2 = 1;
-		it913x_config.read_slevel = false;
-		props->firmware = fw_it9135_v2;
-		switch (it913x_config.tuner_id_0) {
-		case IT9135_61:
-		case IT9135_62:
-			break;
-		default:
-			info("Unknown tuner ID applying default 0x60");
-		case IT9135_60:
-			it913x_config.tuner_id_0 = IT9135_60;
-		}
-		break;
-	case IT9137_FW:
-	default:
-		it913x_config.firmware_ver = 0;
-		it913x_config.adc_x2 = 0;
-		it913x_config.read_slevel = true;
-		props->firmware = fw_it9137;
-	}
-
-	return 0;
-}
-
-static void it913x_select_remote(struct usb_device *udev,
-	struct dvb_usb_device_properties *props)
-{
-	switch (le16_to_cpu(udev->descriptor.idProduct)) {
-	case USB_PID_ITETECH_IT9135_9005:
-		props->rc.core.rc_codes = RC_MAP_IT913X_V2;
-		return;
-	default:
-		props->rc.core.rc_codes = RC_MAP_IT913X_V1;
-	}
-	return;
-}
-
-#define TS_MPEG_PKT_SIZE	188
-#define EP_LOW			21
-#define TS_BUFFER_SIZE_PID	(EP_LOW*TS_MPEG_PKT_SIZE)
-#define EP_HIGH			348
-#define TS_BUFFER_SIZE_MAX	(EP_HIGH*TS_MPEG_PKT_SIZE)
-
-static int it913x_select_config(struct usb_device *udev,
-	struct dvb_usb_device_properties *props)
-{
-	int ret = 0, reg;
-	bool proprietary_ir = false;
-
-	if (it913x_config.chip_ver == 0x02
-			&& it913x_config.chip_type == 0x9135)
-		reg = it913x_read_reg(udev, 0x461d);
-	else
-		reg = it913x_read_reg(udev, 0x461b);
-
-	if (reg < 0)
-		return reg;
-
-	if (reg == 0) {
-		it913x_config.dual_mode = 0;
-		it913x_config.tuner_id_0 = IT9135_38;
-		proprietary_ir = true;
-	} else {
-		/* TS mode */
-		reg =  it913x_read_reg(udev, 0x49c5);
-		if (reg < 0)
-			return reg;
-		it913x_config.dual_mode = reg;
-
-		/* IR mode type */
-		reg = it913x_read_reg(udev, 0x49ac);
-		if (reg < 0)
-			return reg;
-		if (reg == 5) {
-			info("Remote propriety (raw) mode");
-			proprietary_ir = true;
-		} else if (reg == 1) {
-			info("Remote HID mode NOT SUPPORTED");
-			proprietary_ir = false;
-			props->rc.core.rc_codes = NULL;
-		} else
-			props->rc.core.rc_codes = NULL;
-
-		/* Tuner_id */
-		reg = it913x_read_reg(udev, 0x49d0);
-		if (reg < 0)
-			return reg;
-		it913x_config.tuner_id_0 = reg;
-	}
-
-	if (proprietary_ir)
-		it913x_select_remote(udev, props);
-
-	if (udev->speed != USB_SPEED_HIGH) {
-		props->adapter[0].fe[0].pid_filter_count = 5;
-		info("USB 1 low speed mode - connect to USB 2 port");
-		if (pid_filter > 0)
-			pid_filter = 0;
-		if (it913x_config.dual_mode) {
-			it913x_config.dual_mode = 0;
-			info("Dual mode not supported in USB 1");
-		}
-	} else /* For replugging */
-		if(props->adapter[0].fe[0].pid_filter_count == 5)
-			props->adapter[0].fe[0].pid_filter_count = 31;
-
-	/* Select Stream Buffer Size and pid filter option*/
-	if (pid_filter) {
-		props->adapter[0].fe[0].stream.u.bulk.buffersize =
-			TS_BUFFER_SIZE_MAX;
-		props->adapter[0].fe[0].caps &=
-			~DVB_USB_ADAP_NEED_PID_FILTERING;
-	} else
-		props->adapter[0].fe[0].stream.u.bulk.buffersize =
-			TS_BUFFER_SIZE_PID;
-
-	if (it913x_config.dual_mode) {
-		props->adapter[1].fe[0].stream.u.bulk.buffersize =
-			props->adapter[0].fe[0].stream.u.bulk.buffersize;
-		props->num_adapters = 2;
-		if (pid_filter)
-			props->adapter[1].fe[0].caps =
-				props->adapter[0].fe[0].caps;
-	} else
-		props->num_adapters = 1;
-
-	info("Dual mode=%x Tuner Type=%x", it913x_config.dual_mode,
-		it913x_config.tuner_id_0);
-
-	ret = ite_firmware_select(udev, props);
-
-	return ret;
-}
-
-static int it913x_identify_state(struct usb_device *udev,
-		struct dvb_usb_device_properties *props,
-		struct dvb_usb_device_description **desc,
-		int *cold)
-{
-	int ret = 0, firm_no;
-	u8 reg;
-
-	firm_no = it913x_return_status(udev);
-
-	/* Read and select config */
-	ret = it913x_select_config(udev, props);
-	if (ret < 0)
-		return ret;
-
-	if (firm_no > 0) {
-		*cold = 0;
-		return 0;
-	}
-
-	if (it913x_config.dual_mode) {
-		it913x_config.tuner_id_1 = it913x_read_reg(udev, 0x49e0);
-		ret = it913x_wr_reg(udev, DEV_0, GPIOH1_EN, 0x1);
-		ret |= it913x_wr_reg(udev, DEV_0, GPIOH1_ON, 0x1);
-		ret |= it913x_wr_reg(udev, DEV_0, GPIOH1_O, 0x1);
-		msleep(50);
-		ret |= it913x_wr_reg(udev, DEV_0, GPIOH1_O, 0x0);
-		msleep(50);
-		reg = it913x_read_reg(udev, GPIOH1_O);
-		if (reg == 0) {
-			ret |= it913x_wr_reg(udev, DEV_0,  GPIOH1_O, 0x1);
-			ret |= it913x_return_status(udev);
-			if (ret != 0)
-				ret = it913x_wr_reg(udev, DEV_0,
-					GPIOH1_O, 0x0);
-		}
-	}
-
-	reg = it913x_read_reg(udev, IO_MUX_POWER_CLK);
-
-	if (it913x_config.dual_mode) {
-		ret |= it913x_wr_reg(udev, DEV_0, 0x4bfb, CHIP2_I2C_ADDR);
-		if (it913x_config.firmware_ver == 1)
-			ret |= it913x_wr_reg(udev, DEV_0,  0xcfff, 0x1);
-		else
-			ret |= it913x_wr_reg(udev, DEV_0,  CLK_O_EN, 0x1);
-	} else {
-		ret |= it913x_wr_reg(udev, DEV_0, 0x4bfb, 0x0);
-		if (it913x_config.firmware_ver == 1)
-			ret |= it913x_wr_reg(udev, DEV_0,  0xcfff, 0x0);
-		else
-			ret |= it913x_wr_reg(udev, DEV_0,  CLK_O_EN, 0x0);
-	}
-
-	*cold = 1;
-
-	return (ret < 0) ? -ENODEV : 0;
-}
-
-static int it913x_streaming_ctrl(struct dvb_usb_adapter *adap, int onoff)
-{
-	struct it913x_state *st = adap->dev->priv;
-	int ret = 0;
-	u8 pro = (adap->id == 0) ? DEV_0_DMOD : DEV_1_DMOD;
-
-	deb_info(1, "STM  (%02x)", onoff);
-
-	if (!onoff) {
-		mutex_lock(&adap->dev->i2c_mutex);
-
-		ret = it913x_wr_reg(adap->dev->udev, pro, PID_RST, 0x1);
-
-		mutex_unlock(&adap->dev->i2c_mutex);
-		st->pid_filter_onoff =
-			adap->fe_adap[adap->active_fe].pid_filtering;
-
-	}
-
-	return ret;
-}
-
-static int it913x_download_firmware(struct usb_device *udev,
-					const struct firmware *fw)
-{
-	int ret = 0, i = 0, pos = 0;
-	u8 packet_size, min_pkt;
-	u8 *fw_data;
-
-	ret = it913x_wr_reg(udev, DEV_0,  I2C_CLK, I2C_CLK_100);
-
-	info("FRM Starting Firmware Download");
-
-	/* Multi firmware loader */
-	/* This uses scatter write firmware headers */
-	/* The firmware must start with 03 XX 00 */
-	/* and be the extact firmware length */
-
-	if (it913x_config.chip_ver == 2)
-		min_pkt = 0x11;
-	else
-		min_pkt = 0x19;
-
-	while (i <= fw->size) {
-		if (((fw->data[i] == 0x3) && (fw->data[i + 2] == 0x0))
-			|| (i == fw->size)) {
-			packet_size = i - pos;
-			if ((packet_size > min_pkt) || (i == fw->size)) {
-				fw_data = (u8 *)(fw->data + pos);
-				pos += packet_size;
-				if (packet_size > 0) {
-					ret = it913x_io(udev, WRITE_DATA,
-						DEV_0, CMD_SCATTER_WRITE, 0,
-						0, fw_data, packet_size);
-					if (ret < 0)
-						break;
-				}
-				udelay(1000);
-			}
-		}
-		i++;
-	}
-
-	if (ret < 0)
-		info("FRM Firmware Download Failed (%d)" , ret);
-	else
-		info("FRM Firmware Download Completed - Resetting Device");
-
-	msleep(30);
-
-	ret = it913x_io(udev, WRITE_CMD, DEV_0, CMD_BOOT, 0, 0, NULL, 0);
-	if (ret < 0)
-		info("FRM Device not responding to reboot");
-
-	ret = it913x_return_status(udev);
-	if (ret == 0) {
-		info("FRM Failed to reboot device");
-		return -ENODEV;
-	}
-
-	msleep(30);
-
-	ret = it913x_wr_reg(udev, DEV_0,  I2C_CLK, I2C_CLK_400);
-
-	msleep(30);
-
-	/* Tuner function */
-	if (it913x_config.dual_mode)
-		ret |= it913x_wr_reg(udev, DEV_0_DMOD , 0xec4c, 0xa0);
-	else
-		ret |= it913x_wr_reg(udev, DEV_0_DMOD , 0xec4c, 0x68);
-
-	if ((it913x_config.chip_ver == 1) &&
-		(it913x_config.chip_type == 0x9135)) {
-		ret |= it913x_wr_reg(udev, DEV_0,  PADODPU, 0x0);
-		ret |= it913x_wr_reg(udev, DEV_0,  AGC_O_D, 0x0);
-		if (it913x_config.dual_mode) {
-			ret |= it913x_wr_reg(udev, DEV_1,  PADODPU, 0x0);
-			ret |= it913x_wr_reg(udev, DEV_1,  AGC_O_D, 0x0);
-		}
-	}
-
-	return (ret < 0) ? -ENODEV : 0;
-}
-
-static int it913x_name(struct dvb_usb_adapter *adap)
-{
-	const char *desc = adap->dev->desc->name;
-	char *fe_name[] = {"_1", "_2", "_3", "_4"};
-	char *name = adap->fe_adap[0].fe->ops.info.name;
-
-	strlcpy(name, desc, 128);
-	strlcat(name, fe_name[adap->id], 128);
-
-	return 0;
-}
-
-static int it913x_frontend_attach(struct dvb_usb_adapter *adap)
-{
-	struct usb_device *udev = adap->dev->udev;
-	struct it913x_state *st = adap->dev->priv;
-	int ret = 0;
-	u8 adap_addr = I2C_BASE_ADDR + (adap->id << 5);
-	u16 ep_size = adap->props.fe[0].stream.u.bulk.buffersize / 4;
-	u8 pkt_size = 0x80;
-
-	if (adap->dev->udev->speed != USB_SPEED_HIGH)
-		pkt_size = 0x10;
-
-	it913x_config.adf = it913x_read_reg(udev, IO_MUX_POWER_CLK);
-
-	if (adap->id == 0)
-		memcpy(&st->it913x_config, &it913x_config,
-			sizeof(struct ite_config));
-
-	adap->fe_adap[0].fe = dvb_attach(it913x_fe_attach,
-		&adap->dev->i2c_adap, adap_addr, &st->it913x_config);
-
-	if (adap->id == 0 && adap->fe_adap[0].fe) {
-		ret = it913x_wr_reg(udev, DEV_0_DMOD, MP2_SW_RST, 0x1);
-		ret = it913x_wr_reg(udev, DEV_0_DMOD, MP2IF2_SW_RST, 0x1);
-		ret = it913x_wr_reg(udev, DEV_0, EP0_TX_EN, 0x0f);
-		ret = it913x_wr_reg(udev, DEV_0, EP0_TX_NAK, 0x1b);
-		ret = it913x_wr_reg(udev, DEV_0, EP0_TX_EN, 0x2f);
-		ret = it913x_wr_reg(udev, DEV_0, EP4_TX_LEN_LSB,
-					ep_size & 0xff);
-		ret = it913x_wr_reg(udev, DEV_0, EP4_TX_LEN_MSB, ep_size >> 8);
-		ret = it913x_wr_reg(udev, DEV_0, EP4_MAX_PKT, pkt_size);
-	} else if (adap->id == 1 && adap->fe_adap[0].fe) {
-		ret = it913x_wr_reg(udev, DEV_0, EP0_TX_EN, 0x6f);
-		ret = it913x_wr_reg(udev, DEV_0, EP5_TX_LEN_LSB,
-					ep_size & 0xff);
-		ret = it913x_wr_reg(udev, DEV_0, EP5_TX_LEN_MSB, ep_size >> 8);
-		ret = it913x_wr_reg(udev, DEV_0, EP5_MAX_PKT, pkt_size);
-		ret = it913x_wr_reg(udev, DEV_0_DMOD, MP2IF2_EN, 0x1);
-		ret = it913x_wr_reg(udev, DEV_1_DMOD, MP2IF_SERIAL, 0x1);
-		ret = it913x_wr_reg(udev, DEV_1, TOP_HOSTB_SER_MODE, 0x1);
-		ret = it913x_wr_reg(udev, DEV_0_DMOD, TSIS_ENABLE, 0x1);
-		ret = it913x_wr_reg(udev, DEV_0_DMOD, MP2_SW_RST, 0x0);
-		ret = it913x_wr_reg(udev, DEV_0_DMOD, MP2IF2_SW_RST, 0x0);
-		ret = it913x_wr_reg(udev, DEV_0_DMOD, MP2IF2_HALF_PSB, 0x0);
-		ret = it913x_wr_reg(udev, DEV_0_DMOD, MP2IF_STOP_EN, 0x1);
-		ret = it913x_wr_reg(udev, DEV_1_DMOD, MPEG_FULL_SPEED, 0x0);
-		ret = it913x_wr_reg(udev, DEV_1_DMOD, MP2IF_STOP_EN, 0x0);
-	} else
-		return -ENODEV;
-
-	ret = it913x_name(adap);
-
-	return ret;
-}
-
-/* DVB USB Driver */
-static struct dvb_usb_device_properties it913x_properties;
-
-static int it913x_probe(struct usb_interface *intf,
-		const struct usb_device_id *id)
-{
-	cmd_counter = 0;
-	if (0 == dvb_usb_device_init(intf, &it913x_properties,
-				     THIS_MODULE, NULL, adapter_nr)) {
-		info("DEV registering device driver");
-		return 0;
-	}
-
-	info("DEV it913x Error");
-	return -ENODEV;
-
-}
-
-static struct usb_device_id it913x_table[] = {
-	{ USB_DEVICE(USB_VID_KWORLD_2, USB_PID_KWORLD_UB499_2T_T09) },
-	{ USB_DEVICE(USB_VID_ITETECH, USB_PID_ITETECH_IT9135) },
-	{ USB_DEVICE(USB_VID_KWORLD_2, USB_PID_SVEON_STV22_IT9137) },
-	{ USB_DEVICE(USB_VID_ITETECH, USB_PID_ITETECH_IT9135_9005) },
-	{ USB_DEVICE(USB_VID_ITETECH, USB_PID_ITETECH_IT9135_9006) },
-	{}		/* Terminating entry */
-};
-
-MODULE_DEVICE_TABLE(usb, it913x_table);
-
-static struct dvb_usb_device_properties it913x_properties = {
-	.caps = DVB_USB_IS_AN_I2C_ADAPTER,
-	.usb_ctrl = DEVICE_SPECIFIC,
-	.download_firmware = it913x_download_firmware,
-	.firmware = "dvb-usb-it9137-01.fw",
-	.no_reconnect = 1,
-	.size_of_priv = sizeof(struct it913x_state),
-	.num_adapters = 2,
-	.adapter = {
-		{
-		.num_frontends = 1,
-		.fe = {{
-			.caps = DVB_USB_ADAP_HAS_PID_FILTER|
-				DVB_USB_ADAP_NEED_PID_FILTERING|
-				DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,
-			.streaming_ctrl   = it913x_streaming_ctrl,
-			.pid_filter_count = 31,
-			.pid_filter = it913x_pid_filter,
-			.pid_filter_ctrl  = it913x_pid_filter_ctrl,
-			.frontend_attach  = it913x_frontend_attach,
-			/* parameter for the MPEG2-data transfer */
-			.stream = {
-				.type = USB_BULK,
-				.count = 10,
-				.endpoint = 0x04,
-				.u = {/* Keep Low if PID filter on */
-					.bulk = {
-					.buffersize =
-						TS_BUFFER_SIZE_PID,
-					}
-				}
-			}
-		}},
-		},
-			{
-		.num_frontends = 1,
-		.fe = {{
-			.caps = DVB_USB_ADAP_HAS_PID_FILTER|
-				DVB_USB_ADAP_NEED_PID_FILTERING|
-				DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,
-			.streaming_ctrl   = it913x_streaming_ctrl,
-			.pid_filter_count = 31,
-			.pid_filter = it913x_pid_filter,
-			.pid_filter_ctrl  = it913x_pid_filter_ctrl,
-			.frontend_attach  = it913x_frontend_attach,
-			/* parameter for the MPEG2-data transfer */
-			.stream = {
-				.type = USB_BULK,
-				.count = 5,
-				.endpoint = 0x05,
-				.u = {
-					.bulk = {
-						.buffersize =
-							TS_BUFFER_SIZE_PID,
-					}
-				}
-			}
-		}},
-		}
-	},
-	.identify_state   = it913x_identify_state,
-	.rc.core = {
-		.protocol	= RC_TYPE_NEC,
-		.module_name	= "it913x",
-		.rc_query	= it913x_rc_query,
-		.rc_interval	= IT913X_POLL,
-		.allowed_protos	= RC_TYPE_NEC,
-		.rc_codes	= RC_MAP_IT913X_V1,
-	},
-	.i2c_algo         = &it913x_i2c_algo,
-	.num_device_descs = 5,
-	.devices = {
-		{   "Kworld UB499-2T T09(IT9137)",
-			{ &it913x_table[0], NULL },
-			},
-		{   "ITE 9135 Generic",
-			{ &it913x_table[1], NULL },
-			},
-		{   "Sveon STV22 Dual DVB-T HDTV(IT9137)",
-			{ &it913x_table[2], NULL },
-			},
-		{   "ITE 9135(9005) Generic",
-			{ &it913x_table[3], NULL },
-			},
-		{   "ITE 9135(9006) Generic",
-			{ &it913x_table[4], NULL },
-			},
-	}
-};
-
-static struct usb_driver it913x_driver = {
-	.name		= "it913x",
-	.probe		= it913x_probe,
-	.disconnect	= dvb_usb_device_exit,
-	.id_table	= it913x_table,
-};
-
-module_usb_driver(it913x_driver);
-
-MODULE_AUTHOR("Malcolm Priestley <tvboxspy@gmail.com>");
-MODULE_DESCRIPTION("it913x USB 2 Driver");
-MODULE_VERSION("1.28");
-MODULE_LICENSE("GPL");