[deliverable/linux.git] / drivers / media / dvb / siano / smsusb.c

/*
 *  Driver for the Siano SMS10xx USB dongle
 *
 *  author: Anatoly Greenblat
 *
 *  Copyright (c), 2005-2008 Siano Mobile Silicon, Inc.
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License version 3 as
 *  published by the Free Software Foundation;
 *
 *  Software distributed under the License is distributed on an "AS IS"
 *  basis, WITHOUT WARRANTY OF ANY KIND, either express or implied.
 *
 *  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 <linux/kernel.h>
#include <linux/init.h>
#include <linux/usb.h>
#include <linux/firmware.h>

#include "smscoreapi.h"

#define USB1_BUFFER_SIZE		0x1000
#define USB2_BUFFER_SIZE		0x4000

#define MAX_BUFFERS		50
#define MAX_URBS		10

typedef struct _smsusb_device smsusb_device_t;

typedef struct _smsusb_urb
{
	smscore_buffer_t *cb;
	smsusb_device_t	*dev;

	struct urb		urb;
} smsusb_urb_t;

typedef struct _smsusb_device
{
	struct usb_device* udev;
	smscore_device_t *coredev;

	smsusb_urb_t 	surbs[MAX_URBS];

	int				response_alignment;
	int				buffer_size;
} *psmsusb_device_t;

int smsusb_submit_urb(smsusb_device_t* dev, smsusb_urb_t* surb);

void smsusb_onresponse(struct urb *urb)
{
	smsusb_urb_t *surb = (smsusb_urb_t *) urb->context;
	smsusb_device_t *dev = surb->dev;

	if (urb->status < 0)
	{
		printk(KERN_INFO "%s error, urb status %d, %d bytes\n", __func__, urb->status, urb->actual_length);
		return;
	}

	if (urb->actual_length > 0)
	{
		SmsMsgHdr_ST *phdr = (SmsMsgHdr_ST *) surb->cb->p;

		if (urb->actual_length >= phdr->msgLength)
		{
			surb->cb->size = phdr->msgLength;

			if (dev->response_alignment && (phdr->msgFlags & MSG_HDR_FLAG_SPLIT_MSG))
			{
				surb->cb->offset = dev->response_alignment + ((phdr->msgFlags >> 8) & 3);

				// sanity check
				if (((int) phdr->msgLength + surb->cb->offset) > urb->actual_length)
				{
					printk("%s: invalid response msglen %d offset %d size %d\n", __func__, phdr->msgLength, surb->cb->offset, urb->actual_length);
					goto exit_and_resubmit;
				}

				// move buffer pointer and copy header to its new location
				memcpy((char*) phdr + surb->cb->offset, phdr, sizeof(SmsMsgHdr_ST));
			}
			else
				surb->cb->offset = 0;

			smscore_onresponse(dev->coredev, surb->cb);
			surb->cb = NULL;
		}
		else
		{
			printk("%s invalid response msglen %d actual %d\n", __func__, phdr->msgLength, urb->actual_length);
		}
	}

exit_and_resubmit:
	smsusb_submit_urb(dev, surb);
}

int smsusb_submit_urb(smsusb_device_t* dev, smsusb_urb_t* surb)
{
	if (!surb->cb)
	{
		surb->cb = smscore_getbuffer(dev->coredev);
		if (!surb->cb)
		{
			printk(KERN_INFO "%s smscore_getbuffer(...) returned NULL\n", __func__);
			return -ENOMEM;
		}
	}

	usb_fill_bulk_urb(
		&surb->urb,
		dev->udev,
		usb_rcvbulkpipe(dev->udev, 0x81),
		surb->cb->p,
		dev->buffer_size,
		smsusb_onresponse,
		surb
	);
	surb->urb.transfer_dma = surb->cb->phys;
	surb->urb.transfer_flags |= URB_NO_TRANSFER_DMA_MAP;

	return usb_submit_urb(&surb->urb, GFP_ATOMIC);
}

void smsusb_stop_streaming(smsusb_device_t* dev)
{
	int i;

	for (i = 0; i < MAX_URBS; i ++)
	{
		usb_kill_urb(&dev->surbs[i].urb);

		if (dev->surbs[i].cb)
		{
			smscore_putbuffer(dev->coredev, dev->surbs[i].cb);
			dev->surbs[i].cb = NULL;
		}
	}
}

int smsusb_start_streaming(smsusb_device_t* dev)
{
	int i, rc;

	for (i = 0; i < MAX_URBS; i ++)
	{
		rc = smsusb_submit_urb(dev, &dev->surbs[i]);
		if (rc < 0)
		{
			printk(KERN_INFO "%s smsusb_submit_urb(...) failed\n", __func__);
			smsusb_stop_streaming(dev);
			break;
		}
	}

	return rc;
}

int smsusb_sendrequest(void *context, void *buffer, size_t size)
{
	smsusb_device_t* dev = (smsusb_device_t*) context;
	int dummy;

	return usb_bulk_msg(dev->udev, usb_sndbulkpipe(dev->udev, 2), buffer, size, &dummy, 1000);
}

char *smsusb1_fw_lkup[] =
{
	"dvbt_stellar_usb.inp",
	"dvbh_stellar_usb.inp",
	"tdmb_stellar_usb.inp",
	"none",
	"dvbt_bda_stellar_usb.inp",
};

int smsusb1_load_firmware(struct usb_device *udev, int id)
{
	const struct firmware *fw;
	u8* fw_buffer;
	int rc, dummy;

	if (id < DEVICE_MODE_DVBT || id > DEVICE_MODE_DVBT_BDA)
	{
		printk(KERN_INFO "%s invalid firmware id specified %d\n", __func__, id);
		return -EINVAL;
	}

	rc = request_firmware(&fw, smsusb1_fw_lkup[id], &udev->dev);
	if (rc < 0)
	{
		printk(KERN_INFO "%s failed to open \"%s\" mode %d\n", __func__, smsusb1_fw_lkup[id], id);
		return rc;
	}

	fw_buffer = kmalloc(fw->size, GFP_KERNEL);
	if (fw_buffer)
	{
		memcpy(fw_buffer, fw->data, fw->size);

		rc = usb_bulk_msg(udev, usb_sndbulkpipe(udev, 2), fw_buffer, fw->size, &dummy, 1000);

		printk(KERN_INFO "%s: sent %d(%d) bytes, rc %d\n", __func__, fw->size, dummy, rc);

		kfree(fw_buffer);
	}
	else
	{
		printk(KERN_INFO "failed to allocate firmware buffer\n");
		rc = -ENOMEM;
	}

	release_firmware(fw);

	return rc;
}

void smsusb1_detectmode(void *context, int *mode)
{
	char *product_string = ((smsusb_device_t *) context)->udev->product;

	*mode = DEVICE_MODE_NONE;

	if (!product_string)
	{
		product_string = "none";
		printk("%s product string not found\n", __func__);
	}
	else
	{
		if (strstr(product_string, "DVBH"))
			*mode = 1;
		else if (strstr(product_string, "BDA"))
			*mode = 4;
		else if (strstr(product_string, "DVBT"))
			*mode = 0;
		else if (strstr(product_string, "TDMB"))
			*mode = 2;
	}

	printk("%s: %d \"%s\"\n", __func__, *mode, product_string);
}

int smsusb1_setmode(void *context, int mode)
{
	SmsMsgHdr_ST Msg = { MSG_SW_RELOAD_REQ, 0, HIF_TASK, sizeof(SmsMsgHdr_ST), 0 };

	if (mode < DEVICE_MODE_DVBT || mode > DEVICE_MODE_DVBT_BDA)
	{
		printk(KERN_INFO "%s invalid firmware id specified %d\n", __func__, mode);
		return -EINVAL;
	}

	return smsusb_sendrequest(context, &Msg, sizeof(Msg));
}

void smsusb_term_device(struct usb_interface *intf)
{
	smsusb_device_t *dev = (smsusb_device_t*) usb_get_intfdata(intf);

	if (dev)
	{
		smsusb_stop_streaming(dev);

		// unregister from smscore
		if (dev->coredev)
			smscore_unregister_device(dev->coredev);

		kfree(dev);

		printk(KERN_INFO "%s device %p destroyed\n", __func__, dev);
	}

	usb_set_intfdata(intf, NULL);
}

int smsusb_init_device(struct usb_interface *intf)
{
	smsdevice_params_t params;
	smsusb_device_t* dev;
	int i, rc;

	// create device object
	dev = kzalloc(sizeof(smsusb_device_t), GFP_KERNEL);
	if (!dev)
	{
		printk(KERN_INFO "%s kzalloc(sizeof(smsusb_device_t) failed\n", __func__);
		return -ENOMEM;
	}

	memset(&params, 0, sizeof(params));
	usb_set_intfdata(intf, dev);
	dev->udev = interface_to_usbdev(intf);

	switch (dev->udev->descriptor.idProduct)
	{
		case 0x100:
			dev->buffer_size = USB1_BUFFER_SIZE;

			params.setmode_handler = smsusb1_setmode;
			params.detectmode_handler = smsusb1_detectmode;
			break;

		default:
			dev->buffer_size = USB2_BUFFER_SIZE;
			dev->response_alignment = dev->udev->ep_in[1]->desc.wMaxPacketSize - sizeof(SmsMsgHdr_ST);

			params.flags |= SMS_DEVICE_FAMILY2;
			break;
	}

	params.device = &dev->udev->dev;
	params.buffer_size = dev->buffer_size;
	params.num_buffers = MAX_BUFFERS;
	params.sendrequest_handler = smsusb_sendrequest;
	params.context = dev;
	snprintf(params.devpath, sizeof(params.devpath), "usb\\%d-%s", dev->udev->bus->busnum, dev->udev->devpath);

	// register in smscore
	rc = smscore_register_device(&params, &dev->coredev);
	if (rc < 0)
	{
		printk(KERN_INFO "%s smscore_register_device(...) failed, rc %d\n", __func__, rc);
		smsusb_term_device(intf);
		return rc;
	}

	// initialize urbs
	for (i = 0; i < MAX_URBS; i ++)
	{
		dev->surbs[i].dev = dev;
		usb_init_urb(&dev->surbs[i].urb);
	}

	rc = smsusb_start_streaming(dev);
	if (rc < 0)
	{
		printk(KERN_INFO "%s smsusb_start_streaming(...) failed\n", __func__);
		smsusb_term_device(intf);
		return rc;
	}

	rc = smscore_start_device(dev->coredev);
	if (rc < 0)
	{
		printk(KERN_INFO "%s smscore_start_device(...) failed\n", __func__);
		smsusb_term_device(intf);
		return rc;
	}

	printk(KERN_INFO "%s device %p created\n", __func__, dev);

	return rc;
}

int smsusb_probe(struct usb_interface *intf, const struct usb_device_id *id)
{
	struct usb_device *udev = interface_to_usbdev(intf);
	char devpath[32];
	int i, rc;

	if (intf->num_altsetting > 0)
	{
		rc = usb_set_interface(udev, intf->cur_altsetting->desc.bInterfaceNumber, 0);
		if (rc < 0)
		{
			printk(KERN_INFO "%s usb_set_interface failed, rc %d\n", __func__, rc);
			return rc;
		}
	}

	printk(KERN_INFO "smsusb_probe %d\n", intf->cur_altsetting->desc.bInterfaceNumber);
	for (i = 0; i < intf->cur_altsetting->desc.bNumEndpoints; i ++)
		printk(KERN_INFO "endpoint %d %02x %02x %d\n", i, intf->cur_altsetting->endpoint[i].desc.bEndpointAddress, intf->cur_altsetting->endpoint[i].desc.bmAttributes, intf->cur_altsetting->endpoint[i].desc.wMaxPacketSize);

	if (udev->actconfig->desc.bNumInterfaces == 2 && intf->cur_altsetting->desc.bInterfaceNumber == 0)
	{
		printk(KERN_INFO "rom interface 0 is not used\n");
		return -ENODEV;
	}

	if (intf->cur_altsetting->desc.bInterfaceNumber == 1)
	{
		snprintf(devpath, 32, "%d:%s", udev->bus->busnum, udev->devpath);
		return smsusb1_load_firmware(udev, smscore_registry_getmode(devpath));
	}

	return smsusb_init_device(intf);
}

void smsusb_disconnect(struct usb_interface *intf)
{
	smsusb_term_device(intf);
}

static struct usb_device_id smsusb_id_table [] = {
	{ USB_DEVICE(0x187F, 0x0010) },
	{ USB_DEVICE(0x187F, 0x0100) },
	{ USB_DEVICE(0x187F, 0x0200) },
	{ }		/* Terminating entry */
};
MODULE_DEVICE_TABLE (usb, smsusb_id_table);

static struct usb_driver smsusb_driver = {
	.name			= "smsusb",
	.probe			= smsusb_probe,
	.disconnect 	= smsusb_disconnect,
	.id_table		= smsusb_id_table,
};

int smsusb_register(void)
{
	int rc = usb_register(&smsusb_driver);
	if (rc)
		printk(KERN_INFO "usb_register failed. Error number %d\n", rc);

	printk(KERN_INFO "%s\n", __func__);

	return rc;
}

void smsusb_unregister(void)
{
	/* Regular USB Cleanup */
	usb_deregister(&smsusb_driver);
	printk(KERN_INFO "%s\n", __func__);
}
Commit	Line	Data
8d4f9d0e ST	1	/*
	2	* Driver for the Siano SMS10xx USB dongle
	3	*
85447060 MK	4	* author: Anatoly Greenblat
	5	*
	6	* Copyright (c), 2005-2008 Siano Mobile Silicon, Inc.
8d4f9d0e ST	7	*
8d4f9d0e ST	8	* This program is free software; you can redistribute it and/or modify
85447060 MK	9	* it under the terms of the GNU General Public License version 3 as
85447060 MK	10	* published by the Free Software Foundation;
8d4f9d0e	11	*
85447060 MK	12	* Software distributed under the License is distributed on an "AS IS"
85447060 MK	13	* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied.
8d4f9d0e	14	*
85447060	15	* See the GNU General Public License for more details.
8d4f9d0e ST	16	*
	17	* You should have received a copy of the GNU General Public License
	18	* along with this program; if not, write to the Free Software
	19	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
	20	*/
	21
2e5c1ec8 MK	22	#include <linux/kernel.h>
2e5c1ec8 MK	23	#include <linux/init.h>
2e5c1ec8 MK	24	#include <linux/usb.h>
	25	#include <linux/firmware.h>
	26
2e5c1ec8	27	#include "smscoreapi.h"
2e5c1ec8	28
2e5c1ec8 MK	29	#define USB1_BUFFER_SIZE 0x1000
	30	#define USB2_BUFFER_SIZE 0x4000
	31
	32	#define MAX_BUFFERS 50
	33	#define MAX_URBS 10
	34
	35	typedef struct _smsusb_device smsusb_device_t;
	36
	37	typedef struct _smsusb_urb
	38	{
	39	smscore_buffer_t *cb;
	40	smsusb_device_t *dev;
	41
	42	struct urb urb;
	43	} smsusb_urb_t;
	44
	45	typedef struct _smsusb_device
	46	{
	47	struct usb_device* udev;
	48	smscore_device_t *coredev;
	49
	50	smsusb_urb_t surbs[MAX_URBS];
	51
	52	int response_alignment;
	53	int buffer_size;
	54	} *psmsusb_device_t;
	55
2e5c1ec8 MK	56	int smsusb_submit_urb(smsusb_device_t* dev, smsusb_urb_t* surb);
	57
	58	void smsusb_onresponse(struct urb *urb)
	59	{
	60	smsusb_urb_t surb = (smsusb_urb_t ) urb->context;
	61	smsusb_device_t *dev = surb->dev;
	62
	63	if (urb->status < 0)
	64	{
18658117	65	printk(KERN_INFO "%s error, urb status %d, %d bytes\n", __func__, urb->status, urb->actual_length);
2e5c1ec8 MK	66	return;
	67	}
	68
	69	if (urb->actual_length > 0)
	70	{
	71	SmsMsgHdr_ST phdr = (SmsMsgHdr_ST ) surb->cb->p;
	72
	73	if (urb->actual_length >= phdr->msgLength)
	74	{
	75	surb->cb->size = phdr->msgLength;
	76
	77	if (dev->response_alignment && (phdr->msgFlags & MSG_HDR_FLAG_SPLIT_MSG))
	78	{
	79	surb->cb->offset = dev->response_alignment + ((phdr->msgFlags >> 8) & 3);
	80
	81	// sanity check
	82	if (((int) phdr->msgLength + surb->cb->offset) > urb->actual_length)
	83	{
18658117	84	printk("%s: invalid response msglen %d offset %d size %d\n", __func__, phdr->msgLength, surb->cb->offset, urb->actual_length);
2e5c1ec8 MK	85	goto exit_and_resubmit;
	86	}
	87
	88	// move buffer pointer and copy header to its new location
	89	memcpy((char*) phdr + surb->cb->offset, phdr, sizeof(SmsMsgHdr_ST));
	90	}
	91	else
	92	surb->cb->offset = 0;
	93
	94	smscore_onresponse(dev->coredev, surb->cb);
	95	surb->cb = NULL;
	96	}
	97	else
	98	{
18658117	99	printk("%s invalid response msglen %d actual %d\n", __func__, phdr->msgLength, urb->actual_length);
2e5c1ec8 MK	100	}
	101	}
	102
	103	exit_and_resubmit:
	104	smsusb_submit_urb(dev, surb);
	105	}
	106
	107	int smsusb_submit_urb(smsusb_device_t* dev, smsusb_urb_t* surb)
	108	{
	109	if (!surb->cb)
	110	{
	111	surb->cb = smscore_getbuffer(dev->coredev);
	112	if (!surb->cb)
	113	{
18658117	114	printk(KERN_INFO "%s smscore_getbuffer(...) returned NULL\n", __func__);
2e5c1ec8 MK	115	return -ENOMEM;
	116	}
	117	}
	118
	119	usb_fill_bulk_urb(
	120	&surb->urb,
	121	dev->udev,
	122	usb_rcvbulkpipe(dev->udev, 0x81),
	123	surb->cb->p,
	124	dev->buffer_size,
	125	smsusb_onresponse,
	126	surb
	127	);
	128	surb->urb.transfer_dma = surb->cb->phys;
	129	surb->urb.transfer_flags \|= URB_NO_TRANSFER_DMA_MAP;
	130
	131	return usb_submit_urb(&surb->urb, GFP_ATOMIC);
	132	}
	133
	134	void smsusb_stop_streaming(smsusb_device_t* dev)
	135	{
	136	int i;
	137
	138	for (i = 0; i < MAX_URBS; i ++)
	139	{
	140	usb_kill_urb(&dev->surbs[i].urb);
	141
	142	if (dev->surbs[i].cb)
	143	{
	144	smscore_putbuffer(dev->coredev, dev->surbs[i].cb);
	145	dev->surbs[i].cb = NULL;
	146	}
	147	}
	148	}
	149
	150	int smsusb_start_streaming(smsusb_device_t* dev)
	151	{
	152	int i, rc;
	153
	154	for (i = 0; i < MAX_URBS; i ++)
	155	{
	156	rc = smsusb_submit_urb(dev, &dev->surbs[i]);
	157	if (rc < 0)
	158	{
18658117	159	printk(KERN_INFO "%s smsusb_submit_urb(...) failed\n", __func__);
2e5c1ec8 MK	160	smsusb_stop_streaming(dev);
	161	break;
	162	}
	163	}
	164
	165	return rc;
	166	}
	167
	168	int smsusb_sendrequest(void context, void buffer, size_t size)
	169	{
	170	smsusb_device_t* dev = (smsusb_device_t*) context;
	171	int dummy;
	172
	173	return usb_bulk_msg(dev->udev, usb_sndbulkpipe(dev->udev, 2), buffer, size, &dummy, 1000);
	174	}
	175
	176	char *smsusb1_fw_lkup[] =
	177	{
	178	"dvbt_stellar_usb.inp",
	179	"dvbh_stellar_usb.inp",
	180	"tdmb_stellar_usb.inp",
	181	"none",
	182	"dvbt_bda_stellar_usb.inp",
	183	};
	184
	185	int smsusb1_load_firmware(struct usb_device *udev, int id)
	186	{
	187	const struct firmware *fw;
	188	u8* fw_buffer;
	189	int rc, dummy;
	190
	191	if (id < DEVICE_MODE_DVBT \|\| id > DEVICE_MODE_DVBT_BDA)
	192	{
18658117	193	printk(KERN_INFO "%s invalid firmware id specified %d\n", __func__, id);
2e5c1ec8 MK	194	return -EINVAL;
	195	}
	196
	197	rc = request_firmware(&fw, smsusb1_fw_lkup[id], &udev->dev);
	198	if (rc < 0)
	199	{
18658117	200	printk(KERN_INFO "%s failed to open \"%s\" mode %d\n", __func__, smsusb1_fw_lkup[id], id);
2e5c1ec8 MK	201	return rc;
	202	}
	203
	204	fw_buffer = kmalloc(fw->size, GFP_KERNEL);
	205	if (fw_buffer)
	206	{
	207	memcpy(fw_buffer, fw->data, fw->size);
	208
	209	rc = usb_bulk_msg(udev, usb_sndbulkpipe(udev, 2), fw_buffer, fw->size, &dummy, 1000);
	210
18658117	211	printk(KERN_INFO "%s: sent %d(%d) bytes, rc %d\n", __func__, fw->size, dummy, rc);
2e5c1ec8 MK	212
	213	kfree(fw_buffer);
	214	}
	215	else
	216	{
	217	printk(KERN_INFO "failed to allocate firmware buffer\n");
	218	rc = -ENOMEM;
	219	}
	220
	221	release_firmware(fw);
	222
	223	return rc;
	224	}
	225
	226	void smsusb1_detectmode(void context, int mode)
	227	{
	228	char product_string = ((smsusb_device_t ) context)->udev->product;
	229
	230	*mode = DEVICE_MODE_NONE;
	231
	232	if (!product_string)
	233	{
	234	product_string = "none";
18658117	235	printk("%s product string not found\n", __func__);
2e5c1ec8 MK	236	}
	237	else
	238	{
	239	if (strstr(product_string, "DVBH"))
	240	*mode = 1;
	241	else if (strstr(product_string, "BDA"))
	242	*mode = 4;
	243	else if (strstr(product_string, "DVBT"))
	244	*mode = 0;
	245	else if (strstr(product_string, "TDMB"))
	246	*mode = 2;
	247	}
	248
18658117	249	printk("%s: %d \"%s\"\n", __func__, *mode, product_string);
2e5c1ec8 MK	250	}
	251
	252	int smsusb1_setmode(void *context, int mode)
	253	{
	254	SmsMsgHdr_ST Msg = { MSG_SW_RELOAD_REQ, 0, HIF_TASK, sizeof(SmsMsgHdr_ST), 0 };
	255
	256	if (mode < DEVICE_MODE_DVBT \|\| mode > DEVICE_MODE_DVBT_BDA)
	257	{
18658117	258	printk(KERN_INFO "%s invalid firmware id specified %d\n", __func__, mode);
2e5c1ec8 MK	259	return -EINVAL;
	260	}
	261
	262	return smsusb_sendrequest(context, &Msg, sizeof(Msg));
	263	}
	264
	265	void smsusb_term_device(struct usb_interface *intf)
	266	{
	267	smsusb_device_t dev = (smsusb_device_t) usb_get_intfdata(intf);
	268
	269	if (dev)
	270	{
	271	smsusb_stop_streaming(dev);
	272
	273	// unregister from smscore
	274	if (dev->coredev)
	275	smscore_unregister_device(dev->coredev);
	276
	277	kfree(dev);
	278
18658117	279	printk(KERN_INFO "%s device %p destroyed\n", __func__, dev);
2e5c1ec8 MK	280	}
	281
	282	usb_set_intfdata(intf, NULL);
	283	}
	284
	285	int smsusb_init_device(struct usb_interface *intf)
	286	{
	287	smsdevice_params_t params;
	288	smsusb_device_t* dev;
	289	int i, rc;
	290
	291	// create device object
	292	dev = kzalloc(sizeof(smsusb_device_t), GFP_KERNEL);
	293	if (!dev)
	294	{
18658117	295	printk(KERN_INFO "%s kzalloc(sizeof(smsusb_device_t) failed\n", __func__);
2e5c1ec8 MK	296	return -ENOMEM;
	297	}
	298
	299	memset(&params, 0, sizeof(params));
	300	usb_set_intfdata(intf, dev);
	301	dev->udev = interface_to_usbdev(intf);
	302
	303	switch (dev->udev->descriptor.idProduct)
	304	{
7d18d2e9	305	case 0x100:
2e5c1ec8 MK	306	dev->buffer_size = USB1_BUFFER_SIZE;
	307
	308	params.setmode_handler = smsusb1_setmode;
	309	params.detectmode_handler = smsusb1_detectmode;
	310	break;
	311
	312	default:
	313	dev->buffer_size = USB2_BUFFER_SIZE;
	314	dev->response_alignment = dev->udev->ep_in[1]->desc.wMaxPacketSize - sizeof(SmsMsgHdr_ST);
	315
	316	params.flags \|= SMS_DEVICE_FAMILY2;
	317	break;
	318	}
	319
	320	params.device = &dev->udev->dev;
	321	params.buffer_size = dev->buffer_size;
	322	params.num_buffers = MAX_BUFFERS;
	323	params.sendrequest_handler = smsusb_sendrequest;
	324	params.context = dev;
	325	snprintf(params.devpath, sizeof(params.devpath), "usb\\%d-%s", dev->udev->bus->busnum, dev->udev->devpath);
	326
	327	// register in smscore
	328	rc = smscore_register_device(&params, &dev->coredev);
	329	if (rc < 0)
	330	{
18658117	331	printk(KERN_INFO "%s smscore_register_device(...) failed, rc %d\n", __func__, rc);
2e5c1ec8 MK	332	smsusb_term_device(intf);
	333	return rc;
	334	}
	335
	336	// initialize urbs
	337	for (i = 0; i < MAX_URBS; i ++)
	338	{
	339	dev->surbs[i].dev = dev;
	340	usb_init_urb(&dev->surbs[i].urb);
	341	}
	342
	343	rc = smsusb_start_streaming(dev);
	344	if (rc < 0)
	345	{
18658117	346	printk(KERN_INFO "%s smsusb_start_streaming(...) failed\n", __func__);
2e5c1ec8 MK	347	smsusb_term_device(intf);
	348	return rc;
	349	}
	350
	351	rc = smscore_start_device(dev->coredev);
	352	if (rc < 0)
	353	{
18658117	354	printk(KERN_INFO "%s smscore_start_device(...) failed\n", __func__);
2e5c1ec8 MK	355	smsusb_term_device(intf);
	356	return rc;
	357	}
	358
18658117	359	printk(KERN_INFO "%s device %p created\n", __func__, dev);
2e5c1ec8 MK	360
	361	return rc;
	362	}
	363
	364	int smsusb_probe(struct usb_interface intf, const struct usb_device_id id)
	365	{
	366	struct usb_device *udev = interface_to_usbdev(intf);
	367	char devpath[32];
	368	int i, rc;
	369
	370	if (intf->num_altsetting > 0)
	371	{
	372	rc = usb_set_interface(udev, intf->cur_altsetting->desc.bInterfaceNumber, 0);
	373	if (rc < 0)
	374	{
18658117	375	printk(KERN_INFO "%s usb_set_interface failed, rc %d\n", __func__, rc);
2e5c1ec8 MK	376	return rc;
	377	}
	378	}
	379
	380	printk(KERN_INFO "smsusb_probe %d\n", intf->cur_altsetting->desc.bInterfaceNumber);
	381	for (i = 0; i < intf->cur_altsetting->desc.bNumEndpoints; i ++)
	382	printk(KERN_INFO "endpoint %d %02x %02x %d\n", i, intf->cur_altsetting->endpoint[i].desc.bEndpointAddress, intf->cur_altsetting->endpoint[i].desc.bmAttributes, intf->cur_altsetting->endpoint[i].desc.wMaxPacketSize);
	383
	384	if (udev->actconfig->desc.bNumInterfaces == 2 && intf->cur_altsetting->desc.bInterfaceNumber == 0)
	385	{
	386	printk(KERN_INFO "rom interface 0 is not used\n");
	387	return -ENODEV;
	388	}
	389
	390	if (intf->cur_altsetting->desc.bInterfaceNumber == 1)
	391	{
	392	snprintf(devpath, 32, "%d:%s", udev->bus->busnum, udev->devpath);
	393	return smsusb1_load_firmware(udev, smscore_registry_getmode(devpath));
	394	}
	395
	396	return smsusb_init_device(intf);
	397	}
	398
	399	void smsusb_disconnect(struct usb_interface *intf)
	400	{
	401	smsusb_term_device(intf);
	402	}
	403
7d18d2e9 ST	404	static struct usb_device_id smsusb_id_table [] = {
	405	{ USB_DEVICE(0x187F, 0x0010) },
	406	{ USB_DEVICE(0x187F, 0x0100) },
	407	{ USB_DEVICE(0x187F, 0x0200) },
	408	{ } /* Terminating entry */
	409	};
	410	MODULE_DEVICE_TABLE (usb, smsusb_id_table);
	411
2e5c1ec8 MK	412	static struct usb_driver smsusb_driver = {
	413	.name = "smsusb",
	414	.probe = smsusb_probe,
	415	.disconnect = smsusb_disconnect,
	416	.id_table = smsusb_id_table,
	417	};
	418
eae55660	419	int smsusb_register(void)
2e5c1ec8 MK	420	{
	421	int rc = usb_register(&smsusb_driver);
	422	if (rc)
	423	printk(KERN_INFO "usb_register failed. Error number %d\n", rc);
	424
18658117	425	printk(KERN_INFO "%s\n", __func__);
2e5c1ec8 MK	426
	427	return rc;
	428	}
	429
eae55660	430	void smsusb_unregister(void)
2e5c1ec8	431	{
3dd24378	432	/* Regular USB Cleanup */
2e5c1ec8	433	usb_deregister(&smsusb_driver);
18658117	434	printk(KERN_INFO "%s\n", __func__);
2e5c1ec8 MK	435	}
2e5c1ec8 MK	436