Re: [PATCH 3/4] support for DVBSky dvb-s2 usb: add dvb-usb-v2 driver for DVBSky dvb-s2 box

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Moikka!
Biggest issue is that CIMax2 SP2 driver. Olli put all that stuff to own
I2C driver recently. Could you took SP2 from patchwork and use it instead:
https://patchwork.linuxtv.org/patch/25206/
https://patchwork.linuxtv.org/patch/25210/

It is not yet in mainline, but there should not be any big changes
coming to that driver.

regards
Antti

On 08/06/2014 07:36 AM, nibble.max wrote:
> add dvb-usb-v2 driver for DVBSky dvb-s2 box
> 
> Signed-off-by: Nibble Max <nibble.max@xxxxxxxxx>
> ---
>   drivers/media/usb/dvb-usb-v2/Kconfig  |   6 +
>   drivers/media/usb/dvb-usb-v2/Makefile |   3 +
>   drivers/media/usb/dvb-usb-v2/dvbsky.c | 872 ++++++++++++++++++++++++++++++++++
>   3 files changed, 881 insertions(+)
> 
> diff --git a/drivers/media/usb/dvb-usb-v2/Kconfig b/drivers/media/usb/dvb-usb-v2/Kconfig
> index 66645b0..8107c8d 100644
> --- a/drivers/media/usb/dvb-usb-v2/Kconfig
> +++ b/drivers/media/usb/dvb-usb-v2/Kconfig
> @@ -141,3 +141,9 @@ config DVB_USB_RTL28XXU
>   	help
>   	  Say Y here to support the Realtek RTL28xxU DVB USB receiver.
>   
> +config DVB_USB_DVBSKY
> +	tristate "DVBSky USB support"
> +	depends on DVB_USB_V2
> +	select DVB_M88DS3103 if MEDIA_SUBDRV_AUTOSELECT
> +	help
> +	  Say Y here to support the USB receivers from DVBSky.
> diff --git a/drivers/media/usb/dvb-usb-v2/Makefile b/drivers/media/usb/dvb-usb-v2/Makefile
> index bc38f03..f10d4df 100644
> --- a/drivers/media/usb/dvb-usb-v2/Makefile
> +++ b/drivers/media/usb/dvb-usb-v2/Makefile
> @@ -37,6 +37,9 @@ obj-$(CONFIG_DVB_USB_MXL111SF) += mxl111sf-tuner.o
>   dvb-usb-rtl28xxu-objs := rtl28xxu.o
>   obj-$(CONFIG_DVB_USB_RTL28XXU) += dvb-usb-rtl28xxu.o
>   
> +dvb-usb-dvbsky-objs := dvbsky.o
> +obj-$(CONFIG_DVB_USB_DVBSKY) += dvb-usb-dvbsky.o
> +
>   ccflags-y += -I$(srctree)/drivers/media/dvb-core
>   ccflags-y += -I$(srctree)/drivers/media/dvb-frontends
>   ccflags-y += -I$(srctree)/drivers/media/tuners
> diff --git a/drivers/media/usb/dvb-usb-v2/dvbsky.c b/drivers/media/usb/dvb-usb-v2/dvbsky.c
> new file mode 100644
> index 0000000..c86927f
> --- /dev/null
> +++ b/drivers/media/usb/dvb-usb-v2/dvbsky.c
> @@ -0,0 +1,872 @@
> +/*
> + * Driver for DVBSky USB2.0 receiver
> + *
> + * Copyright (C) 2013 Max nibble <nibble.max@xxxxxxxxx>
> + *
> + * CIMax code is copied and modified from:
> + * CIMax2(R) SP2 driver in conjunction with NetUp Dual DVB-S2 CI card
> + * Copyright (C) 2009 NetUP Inc.
> + * Copyright (C) 2009 Igor M. Liplianin <liplianin@xxxxxxxx>
> + * Copyright (C) 2009 Abylay Ospan <aospan@xxxxxxxx>
> + *
> + *    This program is free software; you can redistribute it and/or modify
> + *    it under the terms of the GNU General Public License as published by
> + *    the Free Software Foundation; either version 2 of the License, or
> + *    (at your option) any later version.
> + *
> + *    This program is distributed in the hope that it will be useful,
> + *    but WITHOUT ANY WARRANTY; without even the implied warranty of
> + *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
> + *    GNU General Public License for more details.
> + *
> + *    You should have received a copy of the GNU General Public License
> + *    along with this program; if not, write to the Free Software
> + *    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
> + */
> +
> +#include "dvb_ca_en50221.h"
> +#include "dvb_usb.h"
> +#include "m88ds3103.h"
> +#include "m88ts2022.h"
> +
> +static int dvbsky_debug;
> +module_param(dvbsky_debug, int, 0644);
> +MODULE_PARM_DESC(dvbsky_debug, "Activates dvbsky usb debugging (default:0)");
> +
> +#define DVBSKY_MSG_DELAY	0/*2000*/
> +#define DVBSKY_CI_CTL		0x04
> +#define DVBSKY_CI_RD		1
> +
> +#define dprintk(args...) \
> +	do { \
> +		if (dvbsky_debug) \
> +			printk(KERN_INFO "dvbsky_usb: " args); \
> +	} while (0)
> +
> +DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
> +
> +struct dvbsky_state {
> +	struct mutex stream_mutex;
> +	u8 has_ci;
> +	u8 ci_attached;
> +	struct dvb_ca_en50221 ci;
> +	unsigned long next_status_checked_time;
> +	u8 ci_i2c_addr;
> +	u8 current_ci_flag;
> +	int ci_status;
> +	struct i2c_client *i2c_client_tuner;
> +};
> +
> +static int dvbsky_stream_ctrl(struct dvb_usb_device *d, u8 onoff)
> +{
> +	struct dvbsky_state *state = d_to_priv(d);
> +	int ret;
> +	u8 obuf_pre[3] = { 0x37, 0, 0 };
> +	u8 obuf_post[3] = { 0x36, 3, 0 };
> +	dprintk("%s() -off \n", __func__);
> +	mutex_lock(&state->stream_mutex);
> +	ret = dvb_usbv2_generic_write(d, obuf_pre, 3);
> +	if (!ret && onoff) {
> +		msleep(10);
> +		ret = dvb_usbv2_generic_write(d, obuf_post, 3);
> +		dprintk("%s() -on \n", __func__);
> +	}
> +	mutex_unlock(&state->stream_mutex);
> +	return ret;
> +}
> +
> +/* CI opertaions */
> +static int dvbsky_ci_read_i2c(struct i2c_adapter *i2c_adap, u8 addr, u8 reg,
> +						u8 *buf, int len)
> +{
> +	int ret;
> +	struct i2c_msg msg[] = {
> +		{
> +			.addr	= addr,
> +			.flags	= 0,
> +			.buf	= &reg,
> +			.len	= 1
> +		}, {
> +			.addr	= addr,
> +			.flags	= I2C_M_RD,
> +			.buf	= buf,
> +			.len	= len
> +		}
> +	};
> +
> +	ret = i2c_transfer(i2c_adap, msg, 2);
> +	if (ret != 2) {
> +		dprintk("%s: error, Reg = 0x%02x, Status = %d\n",
> +			__func__, reg, ret);
> +		return -1;
> +	}
> +	return 0;
> +}
> +
> +static int dvbsky_ci_write_i2c(struct i2c_adapter *i2c_adap, u8 addr, u8 reg,
> +						u8 *buf, int len)
> +{
> +	int ret;
> +	u8 buffer[64];
> +
> +	struct i2c_msg msg = {
> +		.addr	= addr,
> +		.flags	= 0,
> +		.buf	= &buffer[0],
> +		.len	= len + 1
> +	};
> +
> +	if (len + 1 > sizeof(buffer)) {
> +		dprintk("%s: len overflow.\n", __func__);
> +		return -1;
> +	}
> +
> +	buffer[0] = reg;
> +	memcpy(&buffer[1], buf, len);
> +
> +	ret = i2c_transfer(i2c_adap, &msg, 1);
> +
> +	if (ret != 1) {
> +		dprintk("%s: error, Reg=[0x%02x], Status=%d\n",
> +			__func__, reg, ret);
> +		return -1;
> +	}
> +	return 0;
> +}
> +
> +static int dvbsky_ci_op_cam(struct dvb_ca_en50221 *ci, int slot,
> +				u8 flag, u8 read, int addr, u8 data)
> +{
> +	struct dvb_usb_device *d = ci->data;
> +	struct dvbsky_state *state = d_to_priv(d);
> +	u8 store;
> +	int ret;
> +	u8 command[4], respond[2], command_size, respond_size;
> +
> +	/*dprintk("%s()\n", __func__);*/
> +	if (0 != slot)
> +		return -EINVAL;
> +
> +	if (state->current_ci_flag != flag) {
> +		ret = dvbsky_ci_read_i2c(&d->i2c_adap, state->ci_i2c_addr,
> +				0, &store, 1);
> +		if (ret != 0)
> +			return ret;
> +
> +		store &= ~0x0c;
> +		store |= flag;
> +
> +		ret = dvbsky_ci_write_i2c(&d->i2c_adap, state->ci_i2c_addr,
> +				0, &store, 1);
> +		if (ret != 0)
> +			return ret;
> +	}
> +	state->current_ci_flag = flag;
> +
> +	command[1] = (u8)((addr >> 8) & 0xff); /*high part of address*/
> +	command[2] = (u8)(addr & 0xff); /*low part of address*/
> +	if (read) {
> +		command[0] = 0x71;
> +		command_size = 3;
> +		respond_size = 2;
> +	} else {
> +		command[0] = 0x70;
> +		command[3] = data;
> +		command_size = 4;
> +		respond_size = 1;
> +	}
> +	ret = dvb_usbv2_generic_rw(d, command, command_size,
> +			respond, respond_size);
> +	if (ret)
> +		dev_err(&d->udev->dev, "%s: %s() " \
> +				"failed=%d\n", KBUILD_MODNAME, __func__, ret);
> +
> +	return (read) ? respond[1] : 0;
> +}
> +
> +static int dvbsky_ci_read_attribute_mem(struct dvb_ca_en50221 *ci,
> +						int slot, int addr)
> +{
> +	return dvbsky_ci_op_cam(ci, slot, 0, DVBSKY_CI_RD, addr, 0);
> +}
> +
> +static int dvbsky_ci_write_attribute_mem(struct dvb_ca_en50221 *ci,
> +						int slot, int addr, u8 data)
> +{
> +	return dvbsky_ci_op_cam(ci, slot, 0, 0, addr, data);
> +}
> +
> +static int dvbsky_ci_read_cam_ctl(struct dvb_ca_en50221 *ci, int slot, u8 addr)
> +{
> +	return dvbsky_ci_op_cam(ci, slot, DVBSKY_CI_CTL, DVBSKY_CI_RD, addr, 0);
> +}
> +
> +static int dvbsky_ci_write_cam_ctl(struct dvb_ca_en50221 *ci, int slot,
> +							u8 addr, u8 data)
> +{
> +	return dvbsky_ci_op_cam(ci, slot, DVBSKY_CI_CTL, 0, addr, data);
> +}
> +
> +static int dvbsky_ci_slot_reset(struct dvb_ca_en50221 *ci, int slot)
> +{
> +	struct dvb_usb_device *d = ci->data;
> +	struct dvbsky_state *state = d_to_priv(d);
> +	u8 buf =  0x80;
> +	int ret;
> +	dprintk("%s() slot=%d\n", __func__, slot);
> +
> +	if (0 != slot)
> +		return -EINVAL;
> +
> +	udelay(500);
> +	ret = dvbsky_ci_write_i2c(&d->i2c_adap, state->ci_i2c_addr,
> +							0, &buf, 1);
> +
> +	if (ret != 0)
> +		return ret;
> +
> +	udelay(500);
> +
> +	buf = 0x00;
> +	ret = dvbsky_ci_write_i2c(&d->i2c_adap, state->ci_i2c_addr,
> +							0, &buf, 1);
> +	msleep(1000);
> +	dprintk("%s() slot=%d complete\n", __func__, slot);
> +	return 0;
> +
> +}
> +
> +static int dvbsky_ci_slot_shutdown(struct dvb_ca_en50221 *ci, int slot)
> +{
> +	/* not implemented */
> +	dprintk("%s()\n", __func__);
> +	return 0;
> +}
> +
> +static int dvbsky_ci_slot_ts_enable(struct dvb_ca_en50221 *ci, int slot)
> +{
> +	struct dvb_usb_device *d = ci->data;
> +	struct dvbsky_state *state = d_to_priv(d);
> +	u8 buf;
> +	int ret;
> +
> +	dprintk("%s()\n", __func__);
> +	if (0 != slot)
> +		return -EINVAL;
> +
> +	dvbsky_ci_read_i2c(&d->i2c_adap, state->ci_i2c_addr,
> +			0, &buf, 1);
> +	buf |= 0x60;
> +
> +	ret = dvbsky_ci_write_i2c(&d->i2c_adap, state->ci_i2c_addr,
> +							0, &buf, 1);
> +	return ret;
> +}
> +
> +static int dvbsky_ci_poll_slot_status(struct dvb_ca_en50221 *ci, int slot,
> +	int open)
> +{
> +	struct dvb_usb_device *d = ci->data;
> +	struct dvbsky_state *state = d_to_priv(d);
> +	int ret = 0;
> +	u8 buf = 0;
> +
> +	/* CAM module INSERT/REMOVE processing. slow operation because of i2c
> +	 * transfers */
> +	if (time_after(jiffies, state->next_status_checked_time)) {
> +		ret = dvbsky_ci_read_i2c(&d->i2c_adap, state->ci_i2c_addr,
> +				0, &buf, 1);
> +
> +		state->next_status_checked_time = jiffies
> +			+ msecs_to_jiffies(1000);
> +
> +		if (ret != 0)
> +			return 0;
> +
> +		if (buf & 1) {
> +			state->ci_status = DVB_CA_EN50221_POLL_CAM_PRESENT |
> +				DVB_CA_EN50221_POLL_CAM_READY;
> +		} else
> +			state->ci_status = 0;
> +	}
> +	return state->ci_status;
> +}
> +
> +static int dvbsky_ci_init(struct dvb_usb_device *d)
> +{
> +	struct dvbsky_state *state = d_to_priv(d);
> +	int ret;
> +	u8 cimax_init[34] = {
> +		0x00, /* module A control*/
> +		0x00, /* auto select mask high A */
> +		0x00, /* auto select mask low A */
> +		0x00, /* auto select pattern high A */
> +		0x00, /* auto select pattern low A */
> +		0x44, /* memory access time A */
> +		0x00, /* invert input A */
> +		0x00, /* RFU */
> +		0x00, /* RFU */
> +		0x00, /* module B control*/
> +		0x00, /* auto select mask high B */
> +		0x00, /* auto select mask low B */
> +		0x00, /* auto select pattern high B */
> +		0x00, /* auto select pattern low B */
> +		0x44, /* memory access time B */
> +		0x00, /* invert input B */
> +		0x00, /* RFU */
> +		0x00, /* RFU */
> +		0x00, /* auto select mask high Ext */
> +		0x00, /* auto select mask low Ext */
> +		0x00, /* auto select pattern high Ext */
> +		0x00, /* auto select pattern low Ext */
> +		0x00, /* RFU */
> +		0x02, /* destination - module A */
> +		0x01, /* power on (use it like store place) */
> +		0x00, /* RFU */
> +		0x00, /* int status read only */
> +		0x00, /* Max: Disable the interrupt in USB solution.*/
> +		0x05, /* EXTINT=active-high, INT=push-pull */
> +		0x00, /* USCG1 */
> +		0x04, /* ack active low */
> +		0x00, /* LOCK = 0 */
> +		0x22, /* serial mode, rising in, rising out, MSB first*/
> +		0x00  /* synchronization */
> +	};
> +	dprintk("%s()\n", __func__);
> +	state->current_ci_flag = 0xff;
> +	state->ci_status = 0;
> +	state->next_status_checked_time = jiffies + msecs_to_jiffies(1000);
> +	state->ci_i2c_addr = 0x40;
> +
> +	state->ci.owner               = THIS_MODULE;
> +	state->ci.read_attribute_mem  = dvbsky_ci_read_attribute_mem;
> +	state->ci.write_attribute_mem = dvbsky_ci_write_attribute_mem;
> +	state->ci.read_cam_control    = dvbsky_ci_read_cam_ctl;
> +	state->ci.write_cam_control   = dvbsky_ci_write_cam_ctl;
> +	state->ci.slot_reset          = dvbsky_ci_slot_reset;
> +	state->ci.slot_shutdown       = dvbsky_ci_slot_shutdown;
> +	state->ci.slot_ts_enable      = dvbsky_ci_slot_ts_enable;
> +	state->ci.poll_slot_status    = dvbsky_ci_poll_slot_status;
> +	state->ci.data                = d;
> +
> +	ret = dvbsky_ci_write_i2c(&d->i2c_adap, state->ci_i2c_addr,
> +						0, &cimax_init[0], 34);
> +	/* lock registers */
> +	ret |= dvbsky_ci_write_i2c(&d->i2c_adap, state->ci_i2c_addr,
> +						0x1f, &cimax_init[0x18], 1);
> +	/* power on slots */
> +	ret |= dvbsky_ci_write_i2c(&d->i2c_adap, state->ci_i2c_addr,
> +						0x18, &cimax_init[0x18], 1);
> +	if (0 != ret)
> +		return ret;
> +
> +	ret = dvb_ca_en50221_init(&d->adapter[0].dvb_adap, &state->ci, 0, 1);
> +	if (ret)
> +		return ret;
> +	state->ci_attached = 1;
> +	dprintk("%s() complete.\n", __func__);
> +	return 0;
> +}
> +
> +static void dvbsky_ci_release(struct dvb_usb_device *d)
> +{
> +	struct dvbsky_state *state = d_to_priv(d);
> +
> +	/* detach CI */
> +	if (state->ci_attached)
> +		dvb_ca_en50221_release(&state->ci);
> +
> +	return;
> +}
> +
> +static int dvbsky_streaming_ctrl(struct dvb_frontend *fe, int onoff)
> +{
> +	struct dvb_usb_device *d = fe_to_d(fe);
> +	/*dprintk("%s() %d\n", __func__, onoff);*/
> +	return dvbsky_stream_ctrl(d, (onoff == 0) ? 0 : 1);
> +}
> +
> +/* GPIO */
> +static int dvbsky_gpio_ctrl(struct dvb_usb_device *d, u8 gport, u8 value)
> +{
> +	int ret;
> +	u8 obuf[64], ibuf[64];
> +	obuf[0] = 0x0e;
> +	obuf[1] = gport;
> +	obuf[2] = value;
> +	ret = dvb_usbv2_generic_rw(d, obuf, 3, ibuf, 1);
> +	if (ret)
> +		dev_err(&d->udev->dev, "%s: %s() " \
> +				"failed=%d\n", KBUILD_MODNAME, __func__, ret);
> +	return ret;
> +}
> +
> +/* I2C */
> +static int dvbsky_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[],
> +	int num)
> +{
> +	struct dvb_usb_device *d = i2c_get_adapdata(adap);
> +	int ret = 0;
> +	u8 ibuf[64], obuf[64];
> +
> +	if (mutex_lock_interruptible(&d->i2c_mutex) < 0)
> +		return -EAGAIN;
> +
> +	if (num > 2) {
> +		printk(KERN_ERR
> +		"dvbsky_usb: too many i2c messages[%d] than 2.", num);
> +		ret = -EOPNOTSUPP;
> +		goto i2c_error;
> +	}
> +
> +	if (num == 1) {
> +		if (msg[0].len > 60) {
> +			printk(KERN_ERR
> +			"dvbsky_usb: too many i2c bytes[%d] than 60.",
> +			msg[0].len);
> +			ret = -EOPNOTSUPP;
> +			goto i2c_error;
> +		}
> +		if (msg[0].flags & I2C_M_RD) {
> +			/* single read */
> +			obuf[0] = 0x09;
> +			obuf[1] = 0;
> +			obuf[2] = msg[0].len;
> +			obuf[3] = msg[0].addr;
> +			ret = dvb_usbv2_generic_rw(d, obuf, 4,
> +					ibuf, msg[0].len + 1);
> +			if (ret)
> +				dev_err(&d->udev->dev, "%s: %s() " \
> +					"failed=%d\n",
> +					KBUILD_MODNAME, __func__, ret);
> +			/*dprintk("%s(): read status = %d\n",
> +				__func__, ibuf[0]);*/
> +			if (!ret)
> +				memcpy(msg[0].buf, &ibuf[1], msg[0].len);
> +		} else {
> +			/* write */
> +			obuf[0] = 0x08;
> +			obuf[1] = msg[0].addr;
> +			obuf[2] = msg[0].len;
> +			memcpy(&obuf[3], msg[0].buf, msg[0].len);
> +			ret = dvb_usbv2_generic_rw(d, obuf,
> +					msg[0].len + 3, ibuf, 1);
> +			if (ret)
> +				dev_err(&d->udev->dev, "%s: %s() " \
> +					"failed=%d\n",
> +					KBUILD_MODNAME, __func__, ret);
> +			/*dprintk("%s(): write status = %d\n",
> +				__func__, ibuf[0]);*/
> +		}
> +	} else {
> +		if ((msg[0].len > 60) || (msg[1].len > 60)) {
> +			printk(KERN_ERR
> +			"dvbsky_usb: too many i2c bytes[w-%d][r-%d] than 60.",
> +			msg[0].len, msg[1].len);
> +			ret = -EOPNOTSUPP;
> +			goto i2c_error;
> +		}
> +		/* write then read */
> +		obuf[0] = 0x09;
> +		obuf[1] = msg[0].len;
> +		obuf[2] = msg[1].len;
> +		obuf[3] = msg[0].addr;
> +		memcpy(&obuf[4], msg[0].buf, msg[0].len);
> +		ret = dvb_usbv2_generic_rw(d, obuf,
> +			msg[0].len + 4, ibuf, msg[1].len + 1);
> +		if (ret)
> +			dev_err(&d->udev->dev, "%s: %s() " \
> +				"failed=%d\n", KBUILD_MODNAME, __func__, ret);
> +		/*dprintk("%s(): write then read status = %d\n",
> +			__func__, ibuf[0]);*/
> +		if (!ret)
> +			memcpy(msg[1].buf, &ibuf[1], msg[1].len);
> +	}
> +i2c_error:
> +	mutex_unlock(&d->i2c_mutex);
> +	return (ret) ? ret : num;
> +}
> +
> +static u32 dvbsky_i2c_func(struct i2c_adapter *adapter)
> +{
> +	return I2C_FUNC_I2C;
> +}
> +
> +static struct i2c_algorithm dvbsky_i2c_algo = {
> +	.master_xfer   = dvbsky_i2c_xfer,
> +	.functionality = dvbsky_i2c_func,
> +};
> +
> +#if IS_ENABLED(CONFIG_RC_CORE)
> +static int dvbsky_rc_query(struct dvb_usb_device *d)
> +{
> +
> +	u32 code = 0xffff, scancode;
> +	u8 rc5_command, rc5_system;
> +	u8 obuf[2], ibuf[2], toggle;
> +	int ret;
> +	obuf[0] = 0x10;
> +	ret = dvb_usbv2_generic_rw(d, obuf, 1, ibuf, 2);
> +	if (ret)
> +		dev_err(&d->udev->dev, "%s: %s() " \
> +				"failed=%d\n", KBUILD_MODNAME, __func__, ret);
> +	if (ret == 0)
> +		code = (ibuf[0] << 8) | ibuf[1];
> +	if (code != 0xffff) {
> +		dprintk("rc code: %x \n", code);
> +		rc5_command = code & 0x3F;
> +		rc5_system = (code & 0x7C0) >> 6;
> +		toggle = (code & 0x800) ? 1 : 0;
> +		scancode = rc5_system << 8 | rc5_command;
> +		rc_keydown(d->rc_dev, RC_TYPE_RC5, scancode, toggle);
> +	}
> +	return 0;
> +}
> +
> +static int dvbsky_get_rc_config(struct dvb_usb_device *d, struct dvb_usb_rc *rc)
> +{
> +	rc->allowed_protos = RC_BIT_RC5;
> +	rc->query          = dvbsky_rc_query;
> +	rc->interval       = 300;
> +	return 0;
> +}
> +#else
> +	#define dvbsky_get_rc_config NULL
> +#endif
> +
> +static int dvbsky_sync_ctrl(struct dvb_frontend *fe)
> +{
> +	struct dvb_usb_device *d = fe_to_d(fe);
> +	return dvbsky_stream_ctrl(d, 1);
> +}
> +
> +static int dvbsky_usb_set_voltage(struct dvb_frontend *fe,
> +	fe_sec_voltage_t voltage)
> +{
> +	struct dvb_usb_device *d = fe_to_d(fe);
> +	u8 value;
> +
> +	if (voltage == SEC_VOLTAGE_OFF)
> +		value = 0;
> +	else
> +		value = 1;
> +	return dvbsky_gpio_ctrl(d, 0x80, value);
> +}
> +
> +static int dvbsky_usb_ci_set_voltage(struct dvb_frontend *fe,
> +	fe_sec_voltage_t voltage)
> +{
> +	struct dvb_usb_device *d = fe_to_d(fe);
> +	u8 value;
> +
> +	if (voltage == SEC_VOLTAGE_OFF)
> +		value = 0;
> +	else
> +		value = 1;
> +	return dvbsky_gpio_ctrl(d, 0x00, value);
> +}
> +
> +static int dvbsky_read_mac_addr(struct dvb_usb_adapter *adap, u8 mac[6])
> +{
> +	struct dvb_usb_device *d = adap_to_d(adap);
> +	u8 obuf[] = { 0x1e, 0x00 };
> +	u8 ibuf[6] = { 0 };
> +	struct i2c_msg msg[] = {
> +		{
> +			.addr = 0x51,
> +			.flags = 0,
> +			.buf = obuf,
> +			.len = 2,
> +		}, {
> +			.addr = 0x51,
> +			.flags = I2C_M_RD,
> +			.buf = ibuf,
> +			.len = 6,
> +		}
> +	};
> +
> +	if (i2c_transfer(&d->i2c_adap, msg, 2) == 2)
> +		memcpy(mac, ibuf, 6);
> +
> +	printk(KERN_INFO "dvbsky_usb MAC address=%pM\n", mac);
> +
> +	return 0;
> +}
> +
> +static const struct m88ds3103_config dvbsky_s960_m88ds3103_config = {
> +	.i2c_addr = 0x68,
> +	.clock = 27000000,
> +	.i2c_wr_max = 33,
> +	.clock_out = 0,
> +	.ts_mode = M88DS3103_TS_CI,
> +	.ts_clk = 16000,
> +	.ts_clk_pol = 0,
> +	.agc = 0x99,
> +	.pin_ctrl = 0x83,
> +	.set_voltage = dvbsky_usb_set_voltage,
> +	.start_ctrl = dvbsky_sync_ctrl,
> +};
> +
> +static int dvbsky_s960_attach(struct dvb_usb_adapter *adap)
> +{
> +	struct dvbsky_state *state = adap_to_priv(adap);
> +	struct dvb_usb_device *d = adap_to_d(adap);
> +	int ret = 0;
> +	/* demod I2C adapter */
> +	struct i2c_adapter *i2c_adapter;
> +	struct i2c_client *client;
> +	struct i2c_board_info info;
> +	struct m88ts2022_config m88ts2022_config = {
> +			.clock = 27000000,
> +		};
> +	memset(&info, 0, sizeof(struct i2c_board_info));
> +
> +	/* attach demod */
> +	adap->fe[0] = dvb_attach(m88ds3103_attach,
> +			&dvbsky_s960_m88ds3103_config,
> +			&d->i2c_adap,
> +			&i2c_adapter);
> +	if (!adap->fe[0]) {
> +		printk(KERN_ERR "dvbsky_s960_attach fail.");
> +		ret = -ENODEV;
> +		goto fail_attach;
> +	}
> +
> +	/* attach tuner */
> +	m88ts2022_config.fe = adap->fe[0];
> +	strlcpy(info.type, "m88ts2022", I2C_NAME_SIZE);
> +	info.addr = 0x60;
> +	info.platform_data = &m88ts2022_config;
> +	request_module("m88ts2022");
> +	client = i2c_new_device(i2c_adapter, &info);
> +	if (client == NULL || client->dev.driver == NULL) {
> +		dvb_frontend_detach(adap->fe[0]);
> +		ret = -ENODEV;
> +		goto fail_attach;
> +	}
> +
> +	if (!try_module_get(client->dev.driver->owner)) {
> +		i2c_unregister_device(client);
> +		dvb_frontend_detach(adap->fe[0]);
> +		ret = -ENODEV;
> +		goto fail_attach;
> +	}
> +
> +	/* delegate signal strength measurement to tuner */
> +	adap->fe[0]->ops.read_signal_strength =
> +			adap->fe[0]->ops.tuner_ops.get_rf_strength;
> +
> +	state->i2c_client_tuner = client;
> +
> +fail_attach:
> +	state->has_ci = 0;
> +	return ret;
> +}
> +
> +static const struct m88ds3103_config dvbsky_s960_ci_m88ds3103_config = {
> +	.i2c_addr = 0x68,
> +	.clock = 27000000,
> +	.i2c_wr_max = 33,
> +	.clock_out = 0,
> +	.ts_mode = M88DS3103_TS_CI,
> +	.ts_clk = 8000,
> +	.ts_clk_pol = 1,
> +	.agc = 0x99,
> +	.pin_ctrl = 0x82,
> +	.set_voltage = dvbsky_usb_ci_set_voltage,
> +	.start_ctrl = dvbsky_sync_ctrl,
> +};
> +
> +static int dvbsky_s960c_attach(struct dvb_usb_adapter *adap)
> +{
> +	struct dvbsky_state *state = adap_to_priv(adap);
> +	struct dvb_usb_device *d = adap_to_d(adap);
> +	int ret = 0;
> +	/* demod I2C adapter */
> +	struct i2c_adapter *i2c_adapter;
> +	struct i2c_client *client;
> +	struct i2c_board_info info;
> +	struct m88ts2022_config m88ts2022_config = {
> +			.clock = 27000000,
> +		};
> +	memset(&info, 0, sizeof(struct i2c_board_info));
> +
> +	/* attach demod */
> +	adap->fe[0] = dvb_attach(m88ds3103_attach,
> +			&dvbsky_s960_ci_m88ds3103_config,
> +			&d->i2c_adap,
> +			&i2c_adapter);
> +	if (!adap->fe[0]) {
> +		printk(KERN_ERR "dvbsky_s960c_attach fail.");
> +		ret = -ENODEV;
> +		goto fail_attach;
> +	}
> +
> +	/* attach tuner */
> +	m88ts2022_config.fe = adap->fe[0];
> +	strlcpy(info.type, "m88ts2022", I2C_NAME_SIZE);
> +	info.addr = 0x60;
> +	info.platform_data = &m88ts2022_config;
> +	request_module("m88ts2022");
> +	client = i2c_new_device(i2c_adapter, &info);
> +	if (client == NULL || client->dev.driver == NULL) {
> +		dvb_frontend_detach(adap->fe[0]);
> +		ret = -ENODEV;
> +		goto fail_attach;
> +	}
> +
> +	if (!try_module_get(client->dev.driver->owner)) {
> +		i2c_unregister_device(client);
> +		dvb_frontend_detach(adap->fe[0]);
> +		ret = -ENODEV;
> +		goto fail_attach;
> +	}
> +
> +	/* delegate signal strength measurement to tuner */
> +	adap->fe[0]->ops.read_signal_strength =
> +			adap->fe[0]->ops.tuner_ops.get_rf_strength;
> +
> +	state->i2c_client_tuner = client;
> +
> +fail_attach:
> +	state->has_ci = 1;
> +	return ret;
> +}
> +
> +static int dvbsky_identify_state(struct dvb_usb_device *d, const char **name)
> +{
> +	/*
> +	printk(KERN_INFO "%s, build on %s %s(),delay=%d\n",
> +	__func__, __DATE__,__TIME__,d->props->generic_bulk_ctrl_delay);
> +	*/
> +	dvbsky_gpio_ctrl(d, 0x04, 1);
> +	msleep(10);
> +	dvbsky_gpio_ctrl(d, 0x83, 0);
> +	dvbsky_gpio_ctrl(d, 0xc0, 1);
> +	msleep(100);
> +	dvbsky_gpio_ctrl(d, 0x83, 1);
> +	dvbsky_gpio_ctrl(d, 0xc0, 0);
> +	msleep(50);
> +
> +	return WARM;
> +}
> +
> +static int dvbsky_init(struct dvb_usb_device *d)
> +{
> +	struct dvbsky_state *state = d_to_priv(d);
> +	int ret;
> +
> +	/* use default interface */
> +	/*
> +	ret = usb_set_interface(d->udev, 0, 0);
> +	if (ret)
> +		return ret;
> +	*/
> +	mutex_init(&state->stream_mutex);
> +
> +	/* attach CI */
> +	if (state->has_ci) {
> +		state->ci_attached = 0;
> +		ret = dvbsky_ci_init(d);
> +		if (ret)
> +			return ret;
> +	}
> +	return 0;
> +}
> +
> +static void dvbsky_exit(struct dvb_usb_device *d)
> +{
> +	struct dvbsky_state *state = d_to_priv(d);
> +	struct i2c_client *client;
> +
> +	client = state->i2c_client_tuner;
> +	/* remove I2C tuner */
> +	if (client) {
> +		module_put(client->dev.driver->owner);
> +		i2c_unregister_device(client);
> +	}
> +
> +	return dvbsky_ci_release(d);
> +}
> +
> +/* DVB USB Driver stuff */
> +static struct dvb_usb_device_properties dvbsky_s960c_props = {
> +	.driver_name = KBUILD_MODNAME,
> +	.owner = THIS_MODULE,
> +	.adapter_nr = adapter_nr,
> +	.size_of_priv = sizeof(struct dvbsky_state),
> +
> +	.generic_bulk_ctrl_endpoint = 0x01,
> +	.generic_bulk_ctrl_endpoint_response = 0x81,
> +	.generic_bulk_ctrl_delay = DVBSKY_MSG_DELAY,
> +
> +	.i2c_algo         = &dvbsky_i2c_algo,
> +	.frontend_attach  = dvbsky_s960c_attach,
> +	.init             = dvbsky_init,
> +	.get_rc_config    = dvbsky_get_rc_config,
> +	.streaming_ctrl   = dvbsky_streaming_ctrl,
> +	.identify_state	  = dvbsky_identify_state,
> +	.exit             = dvbsky_exit,
> +	.read_mac_address = dvbsky_read_mac_addr,
> +
> +	.num_adapters = 1,
> +	.adapter = {
> +		{
> +			.stream = DVB_USB_STREAM_BULK(0x82, 8, 4096),
> +		}
> +	}
> +};
> +
> +static struct dvb_usb_device_properties dvbsky_s960_props = {
> +	.driver_name = KBUILD_MODNAME,
> +	.owner = THIS_MODULE,
> +	.adapter_nr = adapter_nr,
> +	.size_of_priv = sizeof(struct dvbsky_state),
> +
> +	.generic_bulk_ctrl_endpoint = 0x01,
> +	.generic_bulk_ctrl_endpoint_response = 0x81,
> +	.generic_bulk_ctrl_delay = DVBSKY_MSG_DELAY,
> +
> +	.i2c_algo         = &dvbsky_i2c_algo,
> +	.frontend_attach  = dvbsky_s960_attach,
> +	.init             = dvbsky_init,
> +	.get_rc_config    = dvbsky_get_rc_config,
> +	.streaming_ctrl   = dvbsky_streaming_ctrl,
> +	.identify_state	  = dvbsky_identify_state,
> +	.exit             = dvbsky_exit,
> +	.read_mac_address = dvbsky_read_mac_addr,
> +
> +	.num_adapters = 1,
> +	.adapter = {
> +		{
> +			.stream = DVB_USB_STREAM_BULK(0x82, 8, 4096),
> +		}
> +	}
> +};
> +
> +static const struct usb_device_id dvbsky_id_table[] = {
> +	{ DVB_USB_DEVICE(0x0572, 0x960c,
> +		&dvbsky_s960c_props, "DVBSky S960CI", RC_MAP_DVBSKY) },
> +	{ DVB_USB_DEVICE(0x0572, 0x6831,
> +		&dvbsky_s960_props, "DVBSky S960/S860", RC_MAP_DVBSKY) },
> +	{ }
> +};
> +MODULE_DEVICE_TABLE(usb, dvbsky_id_table);
> +
> +static struct usb_driver dvbsky_usb_driver = {
> +	.name = KBUILD_MODNAME,
> +	.id_table = dvbsky_id_table,
> +	.probe = dvb_usbv2_probe,
> +	.disconnect = dvb_usbv2_disconnect,
> +	.suspend = dvb_usbv2_suspend,
> +	.resume = dvb_usbv2_resume,
> +	.reset_resume = dvb_usbv2_reset_resume,
> +	.no_dynamic_id = 1,
> +	.soft_unbind = 1,
> +};
> +
> +module_usb_driver(dvbsky_usb_driver);
> +
> +MODULE_AUTHOR("Max nibble <nibble.max@xxxxxxxxx>");
> +MODULE_DESCRIPTION("Driver for DVBSky USB");
> +MODULE_LICENSE("GPL");
>    
> 
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