[mirror_ubuntu-jammy-kernel.git] / drivers / bluetooth / btsdio.c

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 *
 *  Generic Bluetooth SDIO driver
 *
 *  Copyright (C) 2007  Cambridge Silicon Radio Ltd.
 *  Copyright (C) 2007  Marcel Holtmann <marcel@holtmann.org>
 */

#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/init.h>
#include <linux/slab.h>
#include <linux/types.h>
#include <linux/sched.h>
#include <linux/errno.h>
#include <linux/skbuff.h>

#include <linux/mmc/host.h>
#include <linux/mmc/sdio_ids.h>
#include <linux/mmc/sdio_func.h>

#include <net/bluetooth/bluetooth.h>
#include <net/bluetooth/hci_core.h>

#define VERSION "0.1"

static const struct sdio_device_id btsdio_table[] = {
	/* Generic Bluetooth Type-A SDIO device */
	{ SDIO_DEVICE_CLASS(SDIO_CLASS_BT_A) },

	/* Generic Bluetooth Type-B SDIO device */
	{ SDIO_DEVICE_CLASS(SDIO_CLASS_BT_B) },

	/* Generic Bluetooth AMP controller */
	{ SDIO_DEVICE_CLASS(SDIO_CLASS_BT_AMP) },

	{ }	/* Terminating entry */
};

MODULE_DEVICE_TABLE(sdio, btsdio_table);

struct btsdio_data {
	struct hci_dev   *hdev;
	struct sdio_func *func;

	struct work_struct work;

	struct sk_buff_head txq;
};

#define REG_RDAT     0x00	/* Receiver Data */
#define REG_TDAT     0x00	/* Transmitter Data */
#define REG_PC_RRT   0x10	/* Read Packet Control */
#define REG_PC_WRT   0x11	/* Write Packet Control */
#define REG_RTC_STAT 0x12	/* Retry Control Status */
#define REG_RTC_SET  0x12	/* Retry Control Set */
#define REG_INTRD    0x13	/* Interrupt Indication */
#define REG_CL_INTRD 0x13	/* Interrupt Clear */
#define REG_EN_INTRD 0x14	/* Interrupt Enable */
#define REG_MD_STAT  0x20	/* Bluetooth Mode Status */
#define REG_MD_SET   0x20	/* Bluetooth Mode Set */

static int btsdio_tx_packet(struct btsdio_data *data, struct sk_buff *skb)
{
	int err;

	BT_DBG("%s", data->hdev->name);

	/* Prepend Type-A header */
	skb_push(skb, 4);
	skb->data[0] = (skb->len & 0x0000ff);
	skb->data[1] = (skb->len & 0x00ff00) >> 8;
	skb->data[2] = (skb->len & 0xff0000) >> 16;
	skb->data[3] = hci_skb_pkt_type(skb);

	err = sdio_writesb(data->func, REG_TDAT, skb->data, skb->len);
	if (err < 0) {
		skb_pull(skb, 4);
		sdio_writeb(data->func, 0x01, REG_PC_WRT, NULL);
		return err;
	}

	data->hdev->stat.byte_tx += skb->len;

	kfree_skb(skb);

	return 0;
}

static void btsdio_work(struct work_struct *work)
{
	struct btsdio_data *data = container_of(work, struct btsdio_data, work);
	struct sk_buff *skb;
	int err;

	BT_DBG("%s", data->hdev->name);

	sdio_claim_host(data->func);

	while ((skb = skb_dequeue(&data->txq))) {
		err = btsdio_tx_packet(data, skb);
		if (err < 0) {
			data->hdev->stat.err_tx++;
			skb_queue_head(&data->txq, skb);
			break;
		}
	}

	sdio_release_host(data->func);
}

static int btsdio_rx_packet(struct btsdio_data *data)
{
	u8 hdr[4] __attribute__ ((aligned(4)));
	struct sk_buff *skb;
	int err, len;

	BT_DBG("%s", data->hdev->name);

	err = sdio_readsb(data->func, hdr, REG_RDAT, 4);
	if (err < 0)
		return err;

	len = hdr[0] | (hdr[1] << 8) | (hdr[2] << 16);
	if (len < 4 || len > 65543)
		return -EILSEQ;

	skb = bt_skb_alloc(len - 4, GFP_KERNEL);
	if (!skb) {
		/* Out of memory. Prepare a read retry and just
		 * return with the expectation that the next time
		 * we're called we'll have more memory.
		 */
		return -ENOMEM;
	}

	skb_put(skb, len - 4);

	err = sdio_readsb(data->func, skb->data, REG_RDAT, len - 4);
	if (err < 0) {
		kfree_skb(skb);
		return err;
	}

	data->hdev->stat.byte_rx += len;

	switch (hdr[3]) {
	case HCI_EVENT_PKT:
	case HCI_ACLDATA_PKT:
	case HCI_SCODATA_PKT:
	case HCI_ISODATA_PKT:
		hci_skb_pkt_type(skb) = hdr[3];
		err = hci_recv_frame(data->hdev, skb);
		if (err < 0)
			return err;
		break;
	default:
		kfree_skb(skb);
		return -EINVAL;
	}

	sdio_writeb(data->func, 0x00, REG_PC_RRT, NULL);

	return 0;
}

static void btsdio_interrupt(struct sdio_func *func)
{
	struct btsdio_data *data = sdio_get_drvdata(func);
	int intrd;

	BT_DBG("%s", data->hdev->name);

	intrd = sdio_readb(func, REG_INTRD, NULL);
	if (intrd & 0x01) {
		sdio_writeb(func, 0x01, REG_CL_INTRD, NULL);

		if (btsdio_rx_packet(data) < 0) {
			data->hdev->stat.err_rx++;
			sdio_writeb(data->func, 0x01, REG_PC_RRT, NULL);
		}
	}
}

static int btsdio_open(struct hci_dev *hdev)
{
	struct btsdio_data *data = hci_get_drvdata(hdev);
	int err;

	BT_DBG("%s", hdev->name);

	sdio_claim_host(data->func);

	err = sdio_enable_func(data->func);
	if (err < 0)
		goto release;

	err = sdio_claim_irq(data->func, btsdio_interrupt);
	if (err < 0) {
		sdio_disable_func(data->func);
		goto release;
	}

	if (data->func->class == SDIO_CLASS_BT_B)
		sdio_writeb(data->func, 0x00, REG_MD_SET, NULL);

	sdio_writeb(data->func, 0x01, REG_EN_INTRD, NULL);

release:
	sdio_release_host(data->func);

	return err;
}

static int btsdio_close(struct hci_dev *hdev)
{
	struct btsdio_data *data = hci_get_drvdata(hdev);

	BT_DBG("%s", hdev->name);

	sdio_claim_host(data->func);

	sdio_writeb(data->func, 0x00, REG_EN_INTRD, NULL);

	sdio_release_irq(data->func);
	sdio_disable_func(data->func);

	sdio_release_host(data->func);

	return 0;
}

static int btsdio_flush(struct hci_dev *hdev)
{
	struct btsdio_data *data = hci_get_drvdata(hdev);

	BT_DBG("%s", hdev->name);

	skb_queue_purge(&data->txq);

	return 0;
}

static int btsdio_send_frame(struct hci_dev *hdev, struct sk_buff *skb)
{
	struct btsdio_data *data = hci_get_drvdata(hdev);

	BT_DBG("%s", hdev->name);

	switch (hci_skb_pkt_type(skb)) {
	case HCI_COMMAND_PKT:
		hdev->stat.cmd_tx++;
		break;

	case HCI_ACLDATA_PKT:
		hdev->stat.acl_tx++;
		break;

	case HCI_SCODATA_PKT:
		hdev->stat.sco_tx++;
		break;

	default:
		return -EILSEQ;
	}

	skb_queue_tail(&data->txq, skb);

	schedule_work(&data->work);

	return 0;
}

static int btsdio_probe(struct sdio_func *func,
				const struct sdio_device_id *id)
{
	struct btsdio_data *data;
	struct hci_dev *hdev;
	struct sdio_func_tuple *tuple = func->tuples;
	int err;

	BT_DBG("func %p id %p class 0x%04x", func, id, func->class);

	while (tuple) {
		BT_DBG("code 0x%x size %d", tuple->code, tuple->size);
		tuple = tuple->next;
	}

	/* Broadcom devices soldered onto the PCB (non-removable) use an
	 * UART connection for Bluetooth, ignore the BT SDIO interface.
	 */
	if (func->vendor == SDIO_VENDOR_ID_BROADCOM &&
	    !mmc_card_is_removable(func->card->host)) {
		switch (func->device) {
		case SDIO_DEVICE_ID_BROADCOM_43341:
		case SDIO_DEVICE_ID_BROADCOM_43430:
		case SDIO_DEVICE_ID_BROADCOM_4356:
			return -ENODEV;
		}
	}

	data = devm_kzalloc(&func->dev, sizeof(*data), GFP_KERNEL);
	if (!data)
		return -ENOMEM;

	data->func = func;

	INIT_WORK(&data->work, btsdio_work);

	skb_queue_head_init(&data->txq);

	hdev = hci_alloc_dev();
	if (!hdev)
		return -ENOMEM;

	hdev->bus = HCI_SDIO;
	hci_set_drvdata(hdev, data);

	if (id->class == SDIO_CLASS_BT_AMP)
		hdev->dev_type = HCI_AMP;
	else
		hdev->dev_type = HCI_PRIMARY;

	data->hdev = hdev;

	SET_HCIDEV_DEV(hdev, &func->dev);

	hdev->open     = btsdio_open;
	hdev->close    = btsdio_close;
	hdev->flush    = btsdio_flush;
	hdev->send     = btsdio_send_frame;

	if (func->vendor == 0x0104 && func->device == 0x00c5)
		set_bit(HCI_QUIRK_RESET_ON_CLOSE, &hdev->quirks);

	err = hci_register_dev(hdev);
	if (err < 0) {
		hci_free_dev(hdev);
		return err;
	}

	sdio_set_drvdata(func, data);

	return 0;
}

static void btsdio_remove(struct sdio_func *func)
{
	struct btsdio_data *data = sdio_get_drvdata(func);
	struct hci_dev *hdev;

	BT_DBG("func %p", func);

	if (!data)
		return;

	hdev = data->hdev;

	sdio_set_drvdata(func, NULL);

	hci_unregister_dev(hdev);

	hci_free_dev(hdev);
}

static struct sdio_driver btsdio_driver = {
	.name		= "btsdio",
	.probe		= btsdio_probe,
	.remove		= btsdio_remove,
	.id_table	= btsdio_table,
};

module_sdio_driver(btsdio_driver);

MODULE_AUTHOR("Marcel Holtmann <marcel@holtmann.org>");
MODULE_DESCRIPTION("Generic Bluetooth SDIO driver ver " VERSION);
MODULE_VERSION(VERSION);
MODULE_LICENSE("GPL");
Commit	Line	Data
1a59d1b8	1	// SPDX-License-Identifier: GPL-2.0-or-later
ddbaf13e MH	2	/*
	3	*
	4	* Generic Bluetooth SDIO driver
	5	*
	6	* Copyright (C) 2007 Cambridge Silicon Radio Ltd.
	7	* Copyright (C) 2007 Marcel Holtmann <marcel@holtmann.org>
ddbaf13e MH	8	*/
	9
	10	#include <linux/kernel.h>
	11	#include <linux/module.h>
	12	#include <linux/init.h>
	13	#include <linux/slab.h>
	14	#include <linux/types.h>
	15	#include <linux/sched.h>
	16	#include <linux/errno.h>
	17	#include <linux/skbuff.h>
	18
b4cdaba2	19	#include <linux/mmc/host.h>
ddbaf13e MH	20	#include <linux/mmc/sdio_ids.h>
	21	#include <linux/mmc/sdio_func.h>
	22
	23	#include <net/bluetooth/bluetooth.h>
	24	#include <net/bluetooth/hci_core.h>
	25
ddbaf13e MH	26	#define VERSION "0.1"
	27
	28	static const struct sdio_device_id btsdio_table[] = {
	29	/* Generic Bluetooth Type-A SDIO device */
	30	{ SDIO_DEVICE_CLASS(SDIO_CLASS_BT_A) },
	31
	32	/* Generic Bluetooth Type-B SDIO device */
	33	{ SDIO_DEVICE_CLASS(SDIO_CLASS_BT_B) },
	34
fb3d8eb4 DV	35	/* Generic Bluetooth AMP controller */
	36	{ SDIO_DEVICE_CLASS(SDIO_CLASS_BT_AMP) },
	37
ddbaf13e MH	38	{ } /* Terminating entry */
	39	};
	40
	41	MODULE_DEVICE_TABLE(sdio, btsdio_table);
	42
	43	struct btsdio_data {
	44	struct hci_dev *hdev;
	45	struct sdio_func *func;
	46
	47	struct work_struct work;
	48
	49	struct sk_buff_head txq;
	50	};
	51
	52	#define REG_RDAT 0x00 /* Receiver Data */
	53	#define REG_TDAT 0x00 /* Transmitter Data */
	54	#define REG_PC_RRT 0x10 /* Read Packet Control */
	55	#define REG_PC_WRT 0x11 /* Write Packet Control */
	56	#define REG_RTC_STAT 0x12 /* Retry Control Status */
	57	#define REG_RTC_SET 0x12 /* Retry Control Set */
	58	#define REG_INTRD 0x13 /* Interrupt Indication */
	59	#define REG_CL_INTRD 0x13 /* Interrupt Clear */
	60	#define REG_EN_INTRD 0x14 /* Interrupt Enable */
	61	#define REG_MD_STAT 0x20 /* Bluetooth Mode Status */
bc721970	62	#define REG_MD_SET 0x20 /* Bluetooth Mode Set */
ddbaf13e MH	63
	64	static int btsdio_tx_packet(struct btsdio_data data, struct sk_buff skb)
	65	{
	66	int err;
	67
	68	BT_DBG("%s", data->hdev->name);
	69
	70	/* Prepend Type-A header */
	71	skb_push(skb, 4);
	72	skb->data[0] = (skb->len & 0x0000ff);
	73	skb->data[1] = (skb->len & 0x00ff00) >> 8;
	74	skb->data[2] = (skb->len & 0xff0000) >> 16;
618e8bc2	75	skb->data[3] = hci_skb_pkt_type(skb);
ddbaf13e MH	76
	77	err = sdio_writesb(data->func, REG_TDAT, skb->data, skb->len);
	78	if (err < 0) {
7644d63d	79	skb_pull(skb, 4);
ddbaf13e MH	80	sdio_writeb(data->func, 0x01, REG_PC_WRT, NULL);
	81	return err;
	82	}
	83
	84	data->hdev->stat.byte_tx += skb->len;
	85
	86	kfree_skb(skb);
	87
	88	return 0;
	89	}
	90
	91	static void btsdio_work(struct work_struct *work)
	92	{
	93	struct btsdio_data *data = container_of(work, struct btsdio_data, work);
	94	struct sk_buff *skb;
	95	int err;
	96
	97	BT_DBG("%s", data->hdev->name);
	98
	99	sdio_claim_host(data->func);
	100
	101	while ((skb = skb_dequeue(&data->txq))) {
	102	err = btsdio_tx_packet(data, skb);
	103	if (err < 0) {
	104	data->hdev->stat.err_tx++;
	105	skb_queue_head(&data->txq, skb);
	106	break;
	107	}
	108	}
	109
	110	sdio_release_host(data->func);
	111	}
	112
	113	static int btsdio_rx_packet(struct btsdio_data *data)
	114	{
	115	u8 hdr[4] __attribute__ ((aligned(4)));
	116	struct sk_buff *skb;
	117	int err, len;
	118
	119	BT_DBG("%s", data->hdev->name);
	120
	121	err = sdio_readsb(data->func, hdr, REG_RDAT, 4);
	122	if (err < 0)
	123	return err;
	124
	125	len = hdr[0] \| (hdr[1] << 8) \| (hdr[2] << 16);
	126	if (len < 4 \|\| len > 65543)
	127	return -EILSEQ;
	128
	129	skb = bt_skb_alloc(len - 4, GFP_KERNEL);
	130	if (!skb) {
	131	/* Out of memory. Prepare a read retry and just
	132	* return with the expectation that the next time
d98422cb DR	133	* we're called we'll have more memory.
d98422cb DR	134	*/
ddbaf13e MH	135	return -ENOMEM;
	136	}
	137
	138	skb_put(skb, len - 4);
	139
	140	err = sdio_readsb(data->func, skb->data, REG_RDAT, len - 4);
	141	if (err < 0) {
cbfd24a7	142	kfree_skb(skb);
ddbaf13e MH	143	return err;
	144	}
	145
	146	data->hdev->stat.byte_rx += len;
	147
7e8aeffb LAD	148	switch (hdr[3]) {
	149	case HCI_EVENT_PKT:
	150	case HCI_ACLDATA_PKT:
	151	case HCI_SCODATA_PKT:
	152	case HCI_ISODATA_PKT:
	153	hci_skb_pkt_type(skb) = hdr[3];
	154	err = hci_recv_frame(data->hdev, skb);
	155	if (err < 0)
	156	return err;
	157	break;
	158	default:
	159	kfree_skb(skb);
	160	return -EINVAL;
	161	}
ddbaf13e MH	162
	163	sdio_writeb(data->func, 0x00, REG_PC_RRT, NULL);
	164
	165	return 0;
	166	}
	167
	168	static void btsdio_interrupt(struct sdio_func *func)
	169	{
	170	struct btsdio_data *data = sdio_get_drvdata(func);
	171	int intrd;
	172
	173	BT_DBG("%s", data->hdev->name);
	174
	175	intrd = sdio_readb(func, REG_INTRD, NULL);
	176	if (intrd & 0x01) {
	177	sdio_writeb(func, 0x01, REG_CL_INTRD, NULL);
	178
	179	if (btsdio_rx_packet(data) < 0) {
	180	data->hdev->stat.err_rx++;
	181	sdio_writeb(data->func, 0x01, REG_PC_RRT, NULL);
	182	}
	183	}
	184	}
	185
	186	static int btsdio_open(struct hci_dev *hdev)
	187	{
155961e8	188	struct btsdio_data *data = hci_get_drvdata(hdev);
ddbaf13e MH	189	int err;
	190
	191	BT_DBG("%s", hdev->name);
	192
ddbaf13e MH	193	sdio_claim_host(data->func);
	194
	195	err = sdio_enable_func(data->func);
e9ca8bf1	196	if (err < 0)
ddbaf13e	197	goto release;
ddbaf13e MH	198
	199	err = sdio_claim_irq(data->func, btsdio_interrupt);
	200	if (err < 0) {
	201	sdio_disable_func(data->func);
ddbaf13e MH	202	goto release;
	203	}
	204
	205	if (data->func->class == SDIO_CLASS_BT_B)
bc721970	206	sdio_writeb(data->func, 0x00, REG_MD_SET, NULL);
ddbaf13e MH	207
	208	sdio_writeb(data->func, 0x01, REG_EN_INTRD, NULL);
	209
	210	release:
	211	sdio_release_host(data->func);
	212
	213	return err;
	214	}
	215
	216	static int btsdio_close(struct hci_dev *hdev)
	217	{
155961e8	218	struct btsdio_data *data = hci_get_drvdata(hdev);
ddbaf13e MH	219
	220	BT_DBG("%s", hdev->name);
	221
ddbaf13e MH	222	sdio_claim_host(data->func);
	223
	224	sdio_writeb(data->func, 0x00, REG_EN_INTRD, NULL);
	225
	226	sdio_release_irq(data->func);
	227	sdio_disable_func(data->func);
	228
	229	sdio_release_host(data->func);
	230
	231	return 0;
	232	}
	233
	234	static int btsdio_flush(struct hci_dev *hdev)
	235	{
155961e8	236	struct btsdio_data *data = hci_get_drvdata(hdev);
ddbaf13e MH	237
	238	BT_DBG("%s", hdev->name);
	239
	240	skb_queue_purge(&data->txq);
	241
	242	return 0;
	243	}
	244
7bd8f09f	245	static int btsdio_send_frame(struct hci_dev hdev, struct sk_buff skb)
ddbaf13e	246	{
155961e8	247	struct btsdio_data *data = hci_get_drvdata(hdev);
ddbaf13e MH	248
	249	BT_DBG("%s", hdev->name);
	250
618e8bc2	251	switch (hci_skb_pkt_type(skb)) {
ddbaf13e MH	252	case HCI_COMMAND_PKT:
	253	hdev->stat.cmd_tx++;
	254	break;
	255
	256	case HCI_ACLDATA_PKT:
	257	hdev->stat.acl_tx++;
	258	break;
	259
	260	case HCI_SCODATA_PKT:
	261	hdev->stat.sco_tx++;
	262	break;
	263
	264	default:
	265	return -EILSEQ;
	266	}
	267
	268	skb_queue_tail(&data->txq, skb);
	269
	270	schedule_work(&data->work);
	271
	272	return 0;
	273	}
	274
ddbaf13e MH	275	static int btsdio_probe(struct sdio_func *func,
	276	const struct sdio_device_id *id)
	277	{
	278	struct btsdio_data *data;
	279	struct hci_dev *hdev;
	280	struct sdio_func_tuple *tuple = func->tuples;
	281	int err;
	282
	283	BT_DBG("func %p id %p class 0x%04x", func, id, func->class);
	284
	285	while (tuple) {
	286	BT_DBG("code 0x%x size %d", tuple->code, tuple->size);
	287	tuple = tuple->next;
	288	}
	289
70ecdd3d CYC	290	/* Broadcom devices soldered onto the PCB (non-removable) use an
70ecdd3d CYC	291	* UART connection for Bluetooth, ignore the BT SDIO interface.
b4cdaba2 HG	292	*/
b4cdaba2 HG	293	if (func->vendor == SDIO_VENDOR_ID_BROADCOM &&
70ecdd3d CYC	294	!mmc_card_is_removable(func->card->host)) {
	295	switch (func->device) {
	296	case SDIO_DEVICE_ID_BROADCOM_43341:
	297	case SDIO_DEVICE_ID_BROADCOM_43430:
98d9856a	298	case SDIO_DEVICE_ID_BROADCOM_4356:
70ecdd3d CYC	299	return -ENODEV;
	300	}
	301	}
b4cdaba2	302
3a382772	303	data = devm_kzalloc(&func->dev, sizeof(*data), GFP_KERNEL);
ddbaf13e MH	304	if (!data)
	305	return -ENOMEM;
	306
	307	data->func = func;
	308
	309	INIT_WORK(&data->work, btsdio_work);
	310
	311	skb_queue_head_init(&data->txq);
	312
	313	hdev = hci_alloc_dev();
3a382772	314	if (!hdev)
ddbaf13e	315	return -ENOMEM;
ddbaf13e	316
c13854ce	317	hdev->bus = HCI_SDIO;
155961e8	318	hci_set_drvdata(hdev, data);
ddbaf13e	319
fb3d8eb4 DV	320	if (id->class == SDIO_CLASS_BT_AMP)
	321	hdev->dev_type = HCI_AMP;
	322	else
ca8bee5d	323	hdev->dev_type = HCI_PRIMARY;
fb3d8eb4	324
ddbaf13e MH	325	data->hdev = hdev;
	326
	327	SET_HCIDEV_DEV(hdev, &func->dev);
	328
	329	hdev->open = btsdio_open;
	330	hdev->close = btsdio_close;
	331	hdev->flush = btsdio_flush;
	332	hdev->send = btsdio_send_frame;
ddbaf13e	333
de8b5828 MH	334	if (func->vendor == 0x0104 && func->device == 0x00c5)
	335	set_bit(HCI_QUIRK_RESET_ON_CLOSE, &hdev->quirks);
	336
ddbaf13e MH	337	err = hci_register_dev(hdev);
	338	if (err < 0) {
	339	hci_free_dev(hdev);
ddbaf13e MH	340	return err;
	341	}
	342
	343	sdio_set_drvdata(func, data);
	344
	345	return 0;
	346	}
	347
	348	static void btsdio_remove(struct sdio_func *func)
	349	{
	350	struct btsdio_data *data = sdio_get_drvdata(func);
	351	struct hci_dev *hdev;
	352
	353	BT_DBG("func %p", func);
	354
	355	if (!data)
	356	return;
	357
	358	hdev = data->hdev;
	359
	360	sdio_set_drvdata(func, NULL);
	361
	362	hci_unregister_dev(hdev);
	363
	364	hci_free_dev(hdev);
	365	}
	366
	367	static struct sdio_driver btsdio_driver = {
	368	.name = "btsdio",
	369	.probe = btsdio_probe,
	370	.remove = btsdio_remove,
	371	.id_table = btsdio_table,
	372	};
	373
afa8d316	374	module_sdio_driver(btsdio_driver);
ddbaf13e MH	375
	376	MODULE_AUTHOR("Marcel Holtmann <marcel@holtmann.org>");
	377	MODULE_DESCRIPTION("Generic Bluetooth SDIO driver ver " VERSION);
	378	MODULE_VERSION(VERSION);
	379	MODULE_LICENSE("GPL");