Beispiel #1
0
void btintel_hw_error(struct hci_dev *hdev, u8 code)
{
	struct sk_buff *skb;
	u8 type = 0x00;

	BT_ERR("%s: Hardware error 0x%2.2x", hdev->name, code);

	skb = __hci_cmd_sync(hdev, HCI_OP_RESET, 0, NULL, HCI_INIT_TIMEOUT);
	if (IS_ERR(skb)) {
		BT_ERR("%s: Reset after hardware error failed (%ld)",
		       hdev->name, PTR_ERR(skb));
		return;
	}
	kfree_skb(skb);

	skb = __hci_cmd_sync(hdev, 0xfc22, 1, &type, HCI_INIT_TIMEOUT);
	if (IS_ERR(skb)) {
		BT_ERR("%s: Retrieving Intel exception info failed (%ld)",
		       hdev->name, PTR_ERR(skb));
		return;
	}

	if (skb->len != 13) {
		BT_ERR("%s: Exception info size mismatch", hdev->name);
		kfree_skb(skb);
		return;
	}

	BT_ERR("%s: Exception info %s", hdev->name, (char *)(skb->data + 1));

	kfree_skb(skb);
}
Beispiel #2
0
int btintel_set_event_mask_mfg(struct hci_dev *hdev, bool debug)
{
	struct sk_buff *skb;
	u8 param[2];
	int err;

	param[0] = 0x01;
	param[1] = 0x00;

	skb = __hci_cmd_sync(hdev, 0xfc11, 2, param, HCI_INIT_TIMEOUT);
	if (IS_ERR(skb)) {
		err = PTR_ERR(skb);
		BT_ERR("%s: Entering Intel manufacturer mode failed (%d)",
		       hdev->name, err);
		return PTR_ERR(skb);
	}
	kfree_skb(skb);

	err = btintel_set_event_mask(hdev, debug);

	param[0] = 0x00;
	param[1] = 0x00;

	skb = __hci_cmd_sync(hdev, 0xfc11, 2, param, HCI_INIT_TIMEOUT);
	if (IS_ERR(skb)) {
		err = PTR_ERR(skb);
		BT_ERR("%s: Leaving Intel manufacturer mode failed (%d)",
		       hdev->name, err);
		return PTR_ERR(skb);
	}
	kfree_skb(skb);

	return err;
}
static int rtl_read_rom_version(struct hci_dev *hdev, u8 *version)
{
	struct rtl_rom_version_evt *rom_version;
	struct sk_buff *skb;

	/* Read RTL ROM version command */
	skb = __hci_cmd_sync(hdev, 0xfc6d, 0, NULL, HCI_INIT_TIMEOUT);
	if (IS_ERR(skb)) {
		BT_ERR("%s: Read ROM version failed (%ld)",
		       hdev->name, PTR_ERR(skb));
		return PTR_ERR(skb);
	}

	if (skb->len != sizeof(*rom_version)) {
		BT_ERR("%s: RTL version event length mismatch", hdev->name);
		kfree_skb(skb);
		return -EIO;
	}

	rom_version = (struct rtl_rom_version_evt *)skb->data;
	BT_INFO("%s: rom_version status=%x version=%x",
		hdev->name, rom_version->status, rom_version->version);

	*version = rom_version->version;

	kfree_skb(skb);
	return 0;
}
Beispiel #4
0
int btintel_exit_mfg(struct hci_dev *hdev, bool reset, bool patched)
{
	u8 param[] = { 0x00, 0x00 };
	struct sk_buff *skb;

	if (hdev == NULL)
	{
		return -1;
	}

	/* The 2nd command parameter specifies the manufacturing exit method:
	 * 0x00: Just disable the manufacturing mode (0x00).
	 * 0x01: Disable manufacturing mode and reset with patches deactivated.
	 * 0x02: Disable manufacturing mode and reset with patches activated.
	 */
	if (reset)
		param[1] |= patched ? 0x02 : 0x01;

	skb = __hci_cmd_sync(hdev, CMD_MANUFACTURER_MODE, 2, param, HCI_CMD_TIMEOUT);
	if (IS_ERR(skb)) {
		BT_ERR("%s: Exiting manufacturer mode failed (%ld)",
		       hdev->name, PTR_ERR(skb));
		return PTR_ERR(skb);
	}
	else {
		BT_INFO("Exiting manufacturer mode successful");
	}
	kfree_skb(skb);

	return 0;
}
Beispiel #5
0
int btintel_set_diag(struct hci_dev *hdev, bool enable)
{
	struct sk_buff *skb;
	u8 param[3];
	int err;

	if (enable) {
		param[0] = 0x03;
		param[1] = 0x03;
		param[2] = 0x03;
	} else {
		param[0] = 0x00;
		param[1] = 0x00;
		param[2] = 0x00;
	}

	skb = __hci_cmd_sync(hdev, 0xfc43, 3, param, HCI_INIT_TIMEOUT);
	if (IS_ERR(skb)) {
		err = PTR_ERR(skb);
		if (err == -ENODATA)
			goto done;
		BT_ERR("%s: Changing Intel diagnostic mode failed (%d)",
		       hdev->name, err);
		return err;
	}
	kfree_skb(skb);

done:
	btintel_set_event_mask(hdev, enable);
	return 0;
}
Beispiel #6
0
int btintel_read_version(struct hci_dev *hdev, struct intel_version *ver)
{
	struct sk_buff *skb;

	if (hdev == NULL || ver == NULL)
	{
		return -EINVAL;;
	}

	skb = __hci_cmd_sync(hdev, CMD_READ_VERSION, 0, NULL, HCI_CMD_TIMEOUT);
	if (IS_ERR(skb)) {
		BT_ERR("%s: Reading Intel version information failed (%ld)",
		       hdev->name, PTR_ERR(skb));
		return PTR_ERR(skb);
	}
	else {
		BT_INFO("Reading Intel version information successful");
	}

	if (skb->len != sizeof(*ver)) {
		BT_ERR("%s: Intel version event size mismatch", hdev->name);
		kfree_skb(skb);
		return -EILSEQ;
	}

	BT_INFO("Exiting btintel_read_version");
	memcpy(ver, skb->data, sizeof(*ver));

	kfree_skb(skb);
	return 0;
}
Beispiel #7
0
Datei: btbcm.c Projekt: Dyoed/ath
int btbcm_check_bdaddr(struct hci_dev *hdev)
{
	struct hci_rp_read_bd_addr *bda;
	struct sk_buff *skb;

	skb = __hci_cmd_sync(hdev, HCI_OP_READ_BD_ADDR, 0, NULL,
			     HCI_INIT_TIMEOUT);
	if (IS_ERR(skb)) {
		int err = PTR_ERR(skb);
		BT_ERR("%s: BCM: Reading device address failed (%d)",
		       hdev->name, err);
		return err;
	}

	if (skb->len != sizeof(*bda)) {
		BT_ERR("%s: BCM: Device address length mismatch", hdev->name);
		kfree_skb(skb);
		return -EIO;
	}

	bda = (struct hci_rp_read_bd_addr *)skb->data;

	/* The address 00:20:70:02:A0:00 indicates a BCM20702A0 controller
	 * with no configured address.
	 */
	if (!bacmp(&bda->bdaddr, BDADDR_BCM20702A0)) {
		BT_INFO("%s: BCM: Using default device address (%pMR)",
			hdev->name, &bda->bdaddr);
		set_bit(HCI_QUIRK_INVALID_BDADDR, &hdev->quirks);
	}

	kfree_skb(skb);

	return 0;
}
Beispiel #8
0
static int hci_uart_setup(struct hci_dev *hdev)
{
	struct hci_uart *hu = hci_get_drvdata(hdev);
	struct hci_rp_read_local_version *ver;
	struct sk_buff *skb;
	unsigned int speed;
	int err;

	/* Init speed if any */
	if (hu->init_speed)
		speed = hu->init_speed;
	else if (hu->proto->init_speed)
		speed = hu->proto->init_speed;
	else
		speed = 0;

	if (speed)
		serdev_device_set_baudrate(hu->serdev, speed);

	/* Operational speed if any */
	if (hu->oper_speed)
		speed = hu->oper_speed;
	else if (hu->proto->oper_speed)
		speed = hu->proto->oper_speed;
	else
		speed = 0;

	if (hu->proto->set_baudrate && speed) {
		err = hu->proto->set_baudrate(hu, speed);
		if (err)
			BT_ERR("%s: failed to set baudrate", hdev->name);
		else
			serdev_device_set_baudrate(hu->serdev, speed);
	}

	if (hu->proto->setup)
		return hu->proto->setup(hu);

	if (!test_bit(HCI_UART_VND_DETECT, &hu->hdev_flags))
		return 0;

	skb = __hci_cmd_sync(hdev, HCI_OP_READ_LOCAL_VERSION, 0, NULL,
			     HCI_INIT_TIMEOUT);
	if (IS_ERR(skb)) {
		BT_ERR("%s: Reading local version information failed (%ld)",
		       hdev->name, PTR_ERR(skb));
		return 0;
	}

	if (skb->len != sizeof(*ver)) {
		BT_ERR("%s: Event length mismatch for version information",
		       hdev->name);
	}

	kfree_skb(skb);
	return 0;
}
Beispiel #9
0
static int btusb_setup_patchram_packet(struct hci_dev *hdev, u16 opcode, u32 plen, const void *param)
{
	struct sk_buff *skb;

	skb = __hci_cmd_sync(hdev, opcode, plen, param, HCI_INIT_TIMEOUT);
	if (IS_ERR(skb))
		return PTR_ERR(skb);
	kfree_skb(skb);
	return 0;
}
static int rtl_download_firmware(struct hci_dev *hdev,
				 const unsigned char *data, int fw_len)
{
	struct rtl_download_cmd *dl_cmd;
	int frag_num = fw_len / RTL_FRAG_LEN + 1;
	int frag_len = RTL_FRAG_LEN;
	int ret = 0;
	int i;

	dl_cmd = kmalloc(sizeof(struct rtl_download_cmd), GFP_KERNEL);
	if (!dl_cmd)
		return -ENOMEM;

	for (i = 0; i < frag_num; i++) {
		struct sk_buff *skb;

		BT_DBG("download fw (%d/%d)", i, frag_num);

		dl_cmd->index = i;
		if (i == (frag_num - 1)) {
			dl_cmd->index |= 0x80; /* data end */
			frag_len = fw_len % RTL_FRAG_LEN;
		}
		memcpy(dl_cmd->data, data, frag_len);

		/* Send download command */
		skb = __hci_cmd_sync(hdev, 0xfc20, frag_len + 1, dl_cmd,
				     HCI_INIT_TIMEOUT);
		if (IS_ERR(skb)) {
			BT_ERR("%s: download fw command failed (%ld)",
			       hdev->name, PTR_ERR(skb));
			ret = -PTR_ERR(skb);
			goto out;
		}

		if (skb->len != sizeof(struct rtl_download_response)) {
			BT_ERR("%s: download fw event length mismatch",
			       hdev->name);
			kfree_skb(skb);
			ret = -EIO;
			goto out;
		}

		kfree_skb(skb);
		data += RTL_FRAG_LEN;
	}

out:
	kfree(dl_cmd);
	return ret;
}
Beispiel #11
0
Datei: btbcm.c Projekt: Dyoed/ath
static int btbcm_reset(struct hci_dev *hdev)
{
	struct sk_buff *skb;

	skb = __hci_cmd_sync(hdev, HCI_OP_RESET, 0, NULL, HCI_INIT_TIMEOUT);
	if (IS_ERR(skb)) {
		int err = PTR_ERR(skb);
		BT_ERR("%s: BCM: Reset failed (%d)", hdev->name, err);
		return err;
	}
	kfree_skb(skb);

	return 0;
}
Beispiel #12
0
int btintel_enter_mfg(struct hci_dev *hdev)
{
	const u8 param[] = { 0x01, 0x00 };
	struct sk_buff *skb;

	skb = __hci_cmd_sync(hdev, 0xfc11, 2, param, HCI_CMD_TIMEOUT);
	if (IS_ERR(skb)) {
		bt_dev_err(hdev, "Entering manufacturer mode failed (%ld)",
			   PTR_ERR(skb));
		return PTR_ERR(skb);
	}
	kfree_skb(skb);

	return 0;
}
Beispiel #13
0
static int btusb_setup_bcm92035(struct hci_dev *hdev)
{
	struct sk_buff *skb;
	u8 val = 0x00;

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

	skb = __hci_cmd_sync(hdev, 0xfc3b, 1, &val, HCI_INIT_TIMEOUT);
	if (IS_ERR(skb))
		BT_ERR("BCM92035 command failed (%ld)", -PTR_ERR(skb));
	else
		kfree_skb(skb);

	return 0;
}
Beispiel #14
0
int btintel_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr)
{
	struct sk_buff *skb;
	int err;

	skb = __hci_cmd_sync(hdev, 0xfc31, 6, bdaddr, HCI_INIT_TIMEOUT);
	if (IS_ERR(skb)) {
		err = PTR_ERR(skb);
		BT_ERR("%s: Changing Intel device address failed (%d)",
		       hdev->name, err);
		return err;
	}
	kfree_skb(skb);

	return 0;
}
Beispiel #15
0
int btbcm_check_bdaddr(struct hci_dev *hdev)
{
	struct hci_rp_read_bd_addr *bda;
	struct sk_buff *skb;

	skb = __hci_cmd_sync(hdev, HCI_OP_READ_BD_ADDR, 0, NULL,
			     HCI_INIT_TIMEOUT);
	if (IS_ERR(skb)) {
		int err = PTR_ERR(skb);
		BT_ERR("%s: BCM: Reading device address failed (%d)",
		       hdev->name, err);
		return err;
	}

	if (skb->len != sizeof(*bda)) {
		BT_ERR("%s: BCM: Device address length mismatch", hdev->name);
		kfree_skb(skb);
		return -EIO;
	}

	bda = (struct hci_rp_read_bd_addr *)skb->data;

	/* Check if the address indicates a controller with either an
	 * invalid or default address. In both cases the device needs
	 * to be marked as not having a valid address.
	 *
	 * The address 00:20:70:02:A0:00 indicates a BCM20702A0 controller
	 * with no configured address.
	 *
	 * The address 43:24:B3:00:00:00 indicates a BCM4324B3 controller
	 * with waiting for configuration state.
	 *
	 * The address 43:30:B1:00:00:00 indicates a BCM4330B1 controller
	 * with waiting for configuration state.
	 */
	if (!bacmp(&bda->bdaddr, BDADDR_BCM20702A0) ||
	    !bacmp(&bda->bdaddr, BDADDR_BCM4324B3) ||
	    !bacmp(&bda->bdaddr, BDADDR_BCM4330B1)) {
		BT_INFO("%s: BCM: Using default device address (%pMR)",
			hdev->name, &bda->bdaddr);
		set_bit(HCI_QUIRK_INVALID_BDADDR, &hdev->quirks);
	}

	kfree_skb(skb);

	return 0;
}
Beispiel #16
0
static int btbcm_reset(struct hci_dev *hdev)
{
	struct sk_buff *skb;

	skb = __hci_cmd_sync(hdev, HCI_OP_RESET, 0, NULL, HCI_INIT_TIMEOUT);
	if (IS_ERR(skb)) {
		int err = PTR_ERR(skb);
		BT_ERR("%s: BCM: Reset failed (%d)", hdev->name, err);
		return err;
	}
	kfree_skb(skb);

	/* 100 msec delay for module to complete reset process */
	msleep(100);

	return 0;
}
Beispiel #17
0
Datei: btbcm.c Projekt: Dyoed/ath
static struct sk_buff *btbcm_read_usb_product(struct hci_dev *hdev)
{
	struct sk_buff *skb;

	skb = __hci_cmd_sync(hdev, 0xfc5a, 0, NULL, HCI_INIT_TIMEOUT);
	if (IS_ERR(skb)) {
		BT_ERR("%s: BCM: Read USB product info failed (%ld)",
		       hdev->name, PTR_ERR(skb));
		return skb;
	}

	if (skb->len != 5) {
		BT_ERR("%s: BCM: USB product length mismatch", hdev->name);
		kfree_skb(skb);
		return ERR_PTR(-EIO);
	}

	return skb;
}
Beispiel #18
0
Datei: btbcm.c Projekt: Dyoed/ath
static struct sk_buff *btbcm_read_verbose_config(struct hci_dev *hdev)
{
	struct sk_buff *skb;

	skb = __hci_cmd_sync(hdev, 0xfc79, 0, NULL, HCI_INIT_TIMEOUT);
	if (IS_ERR(skb)) {
		BT_ERR("%s: BCM: Read verbose config info failed (%ld)",
		       hdev->name, PTR_ERR(skb));
		return skb;
	}

	if (skb->len != 7) {
		BT_ERR("%s: BCM: Verbose config length mismatch", hdev->name);
		kfree_skb(skb);
		return ERR_PTR(-EIO);
	}

	return skb;
}
Beispiel #19
0
int btintel_load_ddc_config(struct hci_dev *hdev, const char *ddc_name)
{
	const struct firmware *fw;
	struct sk_buff *skb;
	const u8 *fw_ptr;
	int err;

	err = request_firmware(&fw, ddc_name, &hdev->dev);
	if (err < 0) {
		bt_dev_err(hdev, "Failed to load Intel DDC file %s (%d)",
			   ddc_name, err);
		return err;
	}

	bt_dev_info(hdev, "Found Intel DDC parameters: %s", ddc_name);

	fw_ptr = fw->data;

	/* DDC file contains one or more DDC structure which has
	 * Length (1 byte), DDC ID (2 bytes), and DDC value (Length - 2).
	 */
	while (fw->size > fw_ptr - fw->data) {
		u8 cmd_plen = fw_ptr[0] + sizeof(u8);

		skb = __hci_cmd_sync(hdev, 0xfc8b, cmd_plen, fw_ptr,
				     HCI_INIT_TIMEOUT);
		if (IS_ERR(skb)) {
			bt_dev_err(hdev, "Failed to send Intel_Write_DDC (%ld)",
				   PTR_ERR(skb));
			release_firmware(fw);
			return PTR_ERR(skb);
		}

		fw_ptr += cmd_plen;
		kfree_skb(skb);
	}

	release_firmware(fw);

	bt_dev_info(hdev, "Applying Intel DDC parameters completed");

	return 0;
}
Beispiel #20
0
int btintel_set_event_mask(struct hci_dev *hdev, bool debug)
{
	u8 mask[8] = { 0x87, 0x0c, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
	struct sk_buff *skb;
	int err;

	if (debug)
		mask[1] |= 0x62;

	skb = __hci_cmd_sync(hdev, 0xfc52, 8, mask, HCI_INIT_TIMEOUT);
	if (IS_ERR(skb)) {
		err = PTR_ERR(skb);
		BT_ERR("%s: Setting Intel event mask failed (%d)",
		       hdev->name, err);
		return err;
	}
	kfree_skb(skb);

	return 0;
}
Beispiel #21
0
static struct sk_buff *btbcm_read_controller_features(struct hci_dev *hdev)
{
	struct sk_buff *skb;

	skb = __hci_cmd_sync(hdev, 0xfc6e, 0, NULL, HCI_INIT_TIMEOUT);
	if (IS_ERR(skb)) {
		BT_ERR("%s: BCM: Read controller features failed (%ld)",
		       hdev->name, PTR_ERR(skb));
		return skb;
	}

	if (skb->len != 9) {
		BT_ERR("%s: BCM: Controller features length mismatch",
		       hdev->name);
		kfree_skb(skb);
		return ERR_PTR(-EIO);
	}

	return skb;
}
Beispiel #22
0
Datei: btbcm.c Projekt: Dyoed/ath
static struct sk_buff *btbcm_read_local_version(struct hci_dev *hdev)
{
	struct sk_buff *skb;

	skb = __hci_cmd_sync(hdev, HCI_OP_READ_LOCAL_VERSION, 0, NULL,
			     HCI_INIT_TIMEOUT);
	if (IS_ERR(skb)) {
		BT_ERR("%s: BCM: Reading local version info failed (%ld)",
		       hdev->name, PTR_ERR(skb));
		return skb;
	}

	if (skb->len != sizeof(struct hci_rp_read_local_version)) {
		BT_ERR("%s: BCM: Local version length mismatch", hdev->name);
		kfree_skb(skb);
		return ERR_PTR(-EIO);
	}

	return skb;
}
Beispiel #23
0
static int ath_vendor_cmd(struct hci_dev *hdev, uint8_t opcode, uint16_t index,
			  const void *data, size_t dlen)
{
	struct sk_buff *skb;
	struct ath_vendor_cmd cmd;

	if (dlen > sizeof(cmd.data))
		return -EINVAL;

	cmd.opcode = opcode;
	cmd.index = cpu_to_le16(index);
	cmd.len = dlen;
	memcpy(cmd.data, data, dlen);

	skb = __hci_cmd_sync(hdev, 0xfc0b, dlen + 4, &cmd, HCI_INIT_TIMEOUT);
	if (IS_ERR(skb))
		return PTR_ERR(skb);
	kfree_skb(skb);

	return 0;
}
Beispiel #24
0
static int btusb_setup_csr(struct hci_dev *hdev)
{
	struct hci_rp_read_local_version *rp;
	struct sk_buff *skb;
	int ret;

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

	skb = __hci_cmd_sync(hdev, HCI_OP_READ_LOCAL_VERSION, 0, NULL,
			     HCI_INIT_TIMEOUT);
	if (IS_ERR(skb)) {
		BT_ERR("Reading local version failed (%ld)", -PTR_ERR(skb));
		return -PTR_ERR(skb);
	}

	rp = (struct hci_rp_read_local_version *) skb->data;

	if (!rp->status) {
		if (le16_to_cpu(rp->manufacturer) != 10) {
			/* Clear the reset quirk since this is not an actual
			 * early Bluetooth 1.1 device from CSR.
			 */
			clear_bit(HCI_QUIRK_RESET_ON_CLOSE, &hdev->quirks);

			/* These fake CSR controllers have all a broken
			 * stored link key handling and so just disable it.
			 */
			set_bit(HCI_QUIRK_BROKEN_STORED_LINK_KEY,
				&hdev->quirks);
		}
	}

	ret = -bt_to_errno(rp->status);

	kfree_skb(skb);

	return ret;
}
Beispiel #25
0
int btintel_read_version(struct hci_dev *hdev, struct intel_version *ver)
{
	struct sk_buff *skb;

	skb = __hci_cmd_sync(hdev, 0xfc05, 0, NULL, HCI_CMD_TIMEOUT);
	if (IS_ERR(skb)) {
		bt_dev_err(hdev, "Reading Intel version information failed (%ld)",
			   PTR_ERR(skb));
		return PTR_ERR(skb);
	}

	if (skb->len != sizeof(*ver)) {
		bt_dev_err(hdev, "Intel version event size mismatch");
		kfree_skb(skb);
		return -EILSEQ;
	}

	memcpy(ver, skb->data, sizeof(*ver));

	kfree_skb(skb);

	return 0;
}
Beispiel #26
0
int btintel_secure_send(struct hci_dev *hdev, u8 fragment_type, u32 plen,
			const void *param)
{
	while (plen > 0) {
		struct sk_buff *skb;
		u8 cmd_param[253], fragment_len = (plen > 252) ? 252 : plen;

		cmd_param[0] = fragment_type;
		memcpy(cmd_param + 1, param, fragment_len);

		skb = __hci_cmd_sync(hdev, 0xfc09, fragment_len + 1,
				     cmd_param, HCI_INIT_TIMEOUT);
		if (IS_ERR(skb))
			return PTR_ERR(skb);

		kfree_skb(skb);

		plen -= fragment_len;
		param += fragment_len;
	}

	return 0;
}
Beispiel #27
0
int btintel_enter_mfg(struct hci_dev *hdev)
{
	const u8 param[] = { 0x01, 0x00 };
	struct sk_buff *skb;

	if (hdev == NULL)
	{
		return -1;
	}

	skb = __hci_cmd_sync(hdev, CMD_MANUFACTURER_MODE, 2, param, HCI_CMD_TIMEOUT);
	if (IS_ERR(skb)) {
		BT_ERR("%s: Entering manufacturer mode failed (%ld)",
		       hdev->name, PTR_ERR(skb));
		return PTR_ERR(skb);
	}
	else {
		BT_INFO("Entering manufacturer mode successful");
	}
	kfree_skb(skb);

	return 0;
}
Beispiel #28
0
int btintel_exit_mfg(struct hci_dev *hdev, bool reset, bool patched)
{
	u8 param[] = { 0x00, 0x00 };
	struct sk_buff *skb;

	/* The 2nd command parameter specifies the manufacturing exit method:
	 * 0x00: Just disable the manufacturing mode (0x00).
	 * 0x01: Disable manufacturing mode and reset with patches deactivated.
	 * 0x02: Disable manufacturing mode and reset with patches activated.
	 */
	if (reset)
		param[1] |= patched ? 0x02 : 0x01;

	skb = __hci_cmd_sync(hdev, 0xfc11, 2, param, HCI_CMD_TIMEOUT);
	if (IS_ERR(skb)) {
		bt_dev_err(hdev, "Exiting manufacturer mode failed (%ld)",
			   PTR_ERR(skb));
		return PTR_ERR(skb);
	}
	kfree_skb(skb);

	return 0;
}
Beispiel #29
0
static int ath_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr)
{
	struct sk_buff *skb;
	u8 buf[10];
	int err;

	buf[0] = 0x01;
	buf[1] = 0x01;
	buf[2] = 0x00;
	buf[3] = sizeof(bdaddr_t);
	memcpy(buf + 4, bdaddr, sizeof(bdaddr_t));

	skb = __hci_cmd_sync(hdev, 0xfc0b, sizeof(buf), buf, HCI_INIT_TIMEOUT);
	if (IS_ERR(skb)) {
		err = PTR_ERR(skb);
		BT_ERR("%s: Change address command failed (%d)",
		       hdev->name, err);
		return err;
	}
	kfree_skb(skb);

	return 0;
}
Beispiel #30
0
int btintel_check_bdaddr(struct hci_dev *hdev)
{
	struct hci_rp_read_bd_addr *bda;
	struct sk_buff *skb;

	skb = __hci_cmd_sync(hdev, HCI_OP_READ_BD_ADDR, 0, NULL,
			     HCI_INIT_TIMEOUT);
	if (IS_ERR(skb)) {
		int err = PTR_ERR(skb);
		BT_ERR("%s: Reading Intel device address failed (%d)",
		       hdev->name, err);
		return err;
	}

	if (skb->len != sizeof(*bda)) {
		BT_ERR("%s: Intel device address length mismatch", hdev->name);
		kfree_skb(skb);
		return -EIO;
	}

	bda = (struct hci_rp_read_bd_addr *)skb->data;

	/* For some Intel based controllers, the default Bluetooth device
	 * address 00:03:19:9E:8B:00 can be found. These controllers are
	 * fully operational, but have the danger of duplicate addresses
	 * and that in turn can cause problems with Bluetooth operation.
	 */
	if (!bacmp(&bda->bdaddr, BDADDR_INTEL)) {
		BT_ERR("%s: Found Intel default device address (%pMR)",
		       hdev->name, &bda->bdaddr);
		set_bit(HCI_QUIRK_INVALID_BDADDR, &hdev->quirks);
	}

	kfree_skb(skb);

	return 0;
}