static void btusb_disconnect(struct usb_interface *intf)
{
struct btusb_data *data = usb_get_intfdata(intf);
struct hci_dev *hdev;
BT_DBG("intf %p", intf);
if (!data)
return;
hdev = data->hdev;
__hci_dev_hold(hdev);
usb_set_intfdata(data->intf, NULL);
if (data->isoc)
usb_set_intfdata(data->isoc, NULL);
hci_unregister_dev(hdev);
if (intf == data->isoc)
usb_driver_release_interface(&btusb_driver, data->intf);
else if (data->isoc)
usb_driver_release_interface(&btusb_driver, data->isoc);
__hci_dev_put(hdev);
hci_free_dev(hdev);
}
/* hci_uart_tty_close()
*
* Called when the line discipline is changed to something
* else, the tty is closed, or the tty detects a hangup.
*/
static void hci_uart_tty_close(struct tty_struct *tty)
{
struct hci_uart *hu = (void *)tty->disc_data;
BT_DBG("tty %p", tty);
/* Detach from the tty */
tty->disc_data = NULL;
if (hu) {
struct hci_dev *hdev = hu->hdev;
if (hdev)
hci_uart_close(hdev);
if (test_and_clear_bit(HCI_UART_PROTO_SET, &hu->flags)) {
// hu->proto->close(hu);
if (hdev) {
hci_unregister_dev(hdev);
hci_free_dev(hdev);
}
hu->proto->close(hu);
}
kfree(hu);
}
}
static int btuart_close(btuart_info_t *info)
{
unsigned long flags;
unsigned int iobase = info->p_dev->resource[0]->start;
struct hci_dev *hdev = info->hdev;
if (!hdev)
return -ENODEV;
btuart_hci_close(hdev);
spin_lock_irqsave(&(info->lock), flags);
/* Reset UART */
outb(0, iobase + UART_MCR);
/* Turn off interrupts */
outb(0, iobase + UART_IER);
spin_unlock_irqrestore(&(info->lock), flags);
hci_unregister_dev(hdev);
hci_free_dev(hdev);
return 0;
}
static int hci_uart_register_dev(struct hci_uart *hu)
{
struct hci_dev *hdev;
BT_DBG("");
/* Initialize and register HCI device */
hdev = hci_alloc_dev();
if (!hdev) {
BT_ERR("Can't allocate HCI device");
return -ENOMEM;
}
hu->hdev = hdev;
hdev->bus = HCI_UART;
hci_set_drvdata(hdev, hu);
/* Only when vendor specific setup callback is provided, consider
* the manufacturer information valid. This avoids filling in the
* value for Ericsson when nothing is specified.
*/
if (hu->proto->setup)
hdev->manufacturer = hu->proto->manufacturer;
hdev->open = hci_uart_open;
hdev->close = hci_uart_close;
hdev->flush = hci_uart_flush;
hdev->send = hci_uart_send_frame;
hdev->setup = hci_uart_setup;
SET_HCIDEV_DEV(hdev, hu->tty->dev);
if (test_bit(HCI_UART_RAW_DEVICE, &hu->hdev_flags))
set_bit(HCI_QUIRK_RAW_DEVICE, &hdev->quirks);
if (test_bit(HCI_UART_EXT_CONFIG, &hu->hdev_flags))
set_bit(HCI_QUIRK_EXTERNAL_CONFIG, &hdev->quirks);
if (!test_bit(HCI_UART_RESET_ON_INIT, &hu->hdev_flags))
set_bit(HCI_QUIRK_RESET_ON_CLOSE, &hdev->quirks);
if (test_bit(HCI_UART_CREATE_AMP, &hu->hdev_flags))
hdev->dev_type = HCI_AMP;
else
hdev->dev_type = HCI_BREDR;
if (test_bit(HCI_UART_INIT_PENDING, &hu->hdev_flags))
return 0;
if (hci_register_dev(hdev) < 0) {
BT_ERR("Can't register HCI device");
hci_free_dev(hdev);
return -ENODEV;
}
set_bit(HCI_UART_REGISTERED, &hu->flags);
return 0;
}
int rtbt_hps_iface_init(
IN int if_type,
IN void *if_dev,
IN struct rtbt_os_ctrl *os_ctrl)
{
struct hci_dev *hdev;
printk("--->%s(): if_type=%d\n", __FUNCTION__, if_type);
/* Initialize HCI device */
hdev = hci_alloc_dev();
if (!hdev) {
printk("Can't allocate HCI device\n");
return -1;
}
switch (if_type) {
case RAL_INF_PCI:
{
struct pci_dev *pcidev = (struct pci_dev *)if_dev;
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,34)
hdev->bus = HCI_PCI;
hdev->dev_type = HCI_BREDR;
#else
hdev->type = HCI_PCI;
#endif
pci_set_drvdata(pcidev, hdev);
SET_HCIDEV_DEV(hdev, &pcidev->dev);
}
break;
default:
printk("invalid if_type(%d)!\n", if_type);
hci_free_dev(hdev);
return -1;
}
g_hdev=hdev;
os_ctrl->bt_dev = hdev;
os_ctrl->if_dev = if_dev;
os_ctrl->hps_ops->recv = rtbt_hci_dev_receive;
hci_set_drvdata(hdev, os_ctrl);
hdev->open = rtbt_hci_dev_open;
hdev->close = rtbt_hci_dev_close;
hdev->flush = rtbt_hci_dev_flush;
hdev->send = rtbt_hci_dev_send;
// hdev->destruct = rtbt_hci_dev_destruct;
//hdev->ioctl = rtbt_hci_dev_ioctl;
// hdev->owner = THIS_MODULE;
printk("<--%s():alloc hdev(0x%lx) done\n", __FUNCTION__, (ULONG)hdev);
return 0;
}
void hci_uart_unregister_device(struct hci_uart *hu)
{
struct hci_dev *hdev = hu->hdev;
hci_unregister_dev(hdev);
hci_free_dev(hdev);
cancel_work_sync(&hu->write_work);
hu->proto->close(hu);
}
static void __exit brf6150_exit(void)
{
brf6150_hci_close(exit_info->hdev);
hci_free_dev(exit_info->hdev);
omap_free_gpio(exit_info->btinfo->reset_gpio);
omap_free_gpio(exit_info->btinfo->bt_wakeup_gpio);
omap_free_gpio(exit_info->btinfo->host_wakeup_gpio);
free_irq(exit_info->irq, (void *)exit_info);
free_irq(OMAP_GPIO_IRQ(exit_info->btinfo->host_wakeup_gpio), (void *)exit_info);
kfree(exit_info);
}
static int bpa10x_probe(struct usb_interface *intf, const struct usb_device_id *id)
{
struct bpa10x_data *data;
struct hci_dev *hdev;
int err;
BT_DBG("intf %p id %p", intf, id);
if (intf->cur_altsetting->desc.bInterfaceNumber != 0)
return -ENODEV;
data = kzalloc(sizeof(*data), GFP_KERNEL);
if (!data)
return -ENOMEM;
data->udev = interface_to_usbdev(intf);
init_usb_anchor(&data->tx_anchor);
init_usb_anchor(&data->rx_anchor);
hdev = hci_alloc_dev();
if (!hdev) {
kfree(data);
return -ENOMEM;
}
hdev->bus = HCI_USB;
hdev->driver_data = data;
data->hdev = hdev;
SET_HCIDEV_DEV(hdev, &intf->dev);
hdev->open = bpa10x_open;
hdev->close = bpa10x_close;
hdev->flush = bpa10x_flush;
hdev->send = bpa10x_send_frame;
hdev->destruct = bpa10x_destruct;
hdev->owner = THIS_MODULE;
set_bit(HCI_QUIRK_NO_RESET, &hdev->quirks);
err = hci_register_dev(hdev);
if (err < 0) {
hci_free_dev(hdev);
kfree(data);
return err;
}
usb_set_intfdata(intf, data);
return 0;
}
static int vhci_release(struct inode *inode, struct file *file)
{
struct vhci_data *data = file->private_data;
struct hci_dev *hdev = data->hdev;
hci_unregister_dev(hdev);
hci_free_dev(hdev);
file->private_data = NULL;
return 0;
}
static int hci_uart_register_dev(struct hci_uart *hu)
{
struct hci_dev *hdev;
BT_DBG("");
/* Initialize and register HCI device */
hdev = hci_alloc_dev();
if (!hdev) {
BT_ERR("Can't allocate HCI device");
return -ENOMEM;
}
hu->hdev = hdev;
hdev->bus = HCI_UART;
hci_set_drvdata(hdev, hu);
hdev->open = hci_uart_open;
hdev->close = hci_uart_close;
hdev->flush = hci_uart_flush;
hdev->send = hci_uart_send_frame;
hdev->setup = hci_uart_setup;
SET_HCIDEV_DEV(hdev, hu->tty->dev);
if (test_bit(HCI_UART_RAW_DEVICE, &hu->hdev_flags))
set_bit(HCI_QUIRK_RAW_DEVICE, &hdev->quirks);
if (test_bit(HCI_UART_EXT_CONFIG, &hu->hdev_flags))
set_bit(HCI_QUIRK_EXTERNAL_CONFIG, &hdev->quirks);
if (!test_bit(HCI_UART_RESET_ON_INIT, &hu->hdev_flags))
set_bit(HCI_QUIRK_RESET_ON_CLOSE, &hdev->quirks);
if (test_bit(HCI_UART_CREATE_AMP, &hu->hdev_flags))
hdev->dev_type = HCI_AMP;
else
hdev->dev_type = HCI_BREDR;
if (test_bit(HCI_UART_INIT_PENDING, &hu->hdev_flags))
return 0;
if (hci_register_dev(hdev) < 0) {
BT_ERR("Can't register HCI device");
hci_free_dev(hdev);
return -ENODEV;
}
set_bit(HCI_UART_REGISTERED, &hu->flags);
return 0;
}
static int hci_vhci_chr_close(struct inode *inode, struct file *file)
{
struct hci_vhci_struct *hci_vhci = (struct hci_vhci_struct *) file->private_data;
if (hci_unregister_dev(hci_vhci->hdev) < 0) {
BT_ERR("Can't unregister HCI device %s", hci_vhci->hdev->name);
}
hci_free_dev(hci_vhci->hdev);
file->private_data = NULL;
return 0;
}
void hci_uart_unregister_device(struct hci_uart *hu)
{
struct hci_dev *hdev = hu->hdev;
clear_bit(HCI_UART_PROTO_READY, &hu->flags);
hci_unregister_dev(hdev);
hci_free_dev(hdev);
cancel_work_sync(&hu->write_work);
hu->proto->close(hu);
serdev_device_close(hu->serdev);
}
static int hci_smd_hci_register_dev(struct hci_smd_data *hsmd)
{
struct hci_dev *hdev;
hdev = hsmd->hdev;
if (hci_register_dev(hdev) < 0) {
BT_ERR("Can't register HCI device");
hci_free_dev(hdev);
hsmd->hdev = NULL;
return -ENODEV;
}
return 0;
}
static void nokia_bluetooth_serdev_remove(struct serdev_device *serdev)
{
struct nokia_bt_dev *btdev = serdev_device_get_drvdata(serdev);
struct hci_uart *hu = &btdev->hu;
struct hci_dev *hdev = hu->hdev;
cancel_work_sync(&hu->write_work);
hci_unregister_dev(hdev);
hci_free_dev(hdev);
hu->proto->close(hu);
pm_runtime_disable(&btdev->serdev->dev);
}
static int vhci_release(struct inode *inode, struct file *file)
{
struct vhci_data *data = file->private_data;
struct hci_dev *hdev = data->hdev;
hci_unregister_dev(hdev);
hci_free_dev(hdev);
skb_queue_purge(&data->readq);
file->private_data = NULL;
kfree(data);
return 0;
}
int btmrvl_register_hdev(struct btmrvl_private *priv)
{
struct hci_dev *hdev = NULL;
int ret;
hdev = hci_alloc_dev();
if (!hdev) {
BT_ERR("Can not allocate HCI device");
goto err_hdev;
}
priv->btmrvl_dev.hcidev = hdev;
hci_set_drvdata(hdev, priv);
hdev->bus = HCI_SDIO;
hdev->open = btmrvl_open;
hdev->close = btmrvl_close;
hdev->flush = btmrvl_flush;
hdev->send = btmrvl_send_frame;
hdev->ioctl = btmrvl_ioctl;
btmrvl_send_module_cfg_cmd(priv, MODULE_BRINGUP_REQ);
hdev->dev_type = priv->btmrvl_dev.dev_type;
ret = hci_register_dev(hdev);
if (ret < 0) {
BT_ERR("Can not register HCI device");
goto err_hci_register_dev;
}
#ifdef CONFIG_DEBUG_FS
btmrvl_debugfs_init(hdev);
#endif
return 0;
err_hci_register_dev:
hci_free_dev(hdev);
err_hdev:
/* Stop the thread servicing the interrupts */
kthread_stop(priv->main_thread.task);
btmrvl_free_adapter(priv);
kfree(priv);
return -ENOMEM;
}
static void bpa10x_disconnect(struct usb_interface *intf)
{
struct bpa10x_data *data = usb_get_intfdata(intf);
BT_DBG("intf %p", intf);
if (!data)
return;
usb_set_intfdata(intf, NULL);
hci_unregister_dev(data->hdev);
hci_free_dev(data->hdev);
}
static int vhci_release(struct inode *inode, struct file *file)
{
struct vhci_data *data = file->private_data;
struct hci_dev *hdev = data->hdev;
if (hci_unregister_dev(hdev) < 0) {
BT_ERR("Can't unregister HCI device %s", hdev->name);
}
hci_free_dev(hdev);
file->private_data = NULL;
return 0;
}
static int hci_uart_register_dev(struct hci_uart *hu)
{
struct hci_dev *hdev;
BT_DBG("");
/* Initialize and register HCI device */
hdev = hci_alloc_dev();
if (!hdev) {
BT_ERR("Can't allocate HCI device");
return -ENOMEM;
}
hu->hdev = hdev;
hdev->bus = HCI_UART;
hdev->driver_data = hu;
hdev->open = hci_uart_open;
hdev->close = hci_uart_close;
hdev->flush = hci_uart_flush;
hdev->send = hci_uart_send_frame;
hdev->destruct = hci_uart_destruct;
hdev->parent = hu->tty->dev;
hdev->owner = THIS_MODULE;
if (!reset)
set_bit(HCI_QUIRK_NO_RESET, &hdev->quirks);
if (test_bit(HCI_UART_RAW_DEVICE, &hu->hdev_flags))
set_bit(HCI_QUIRK_RAW_DEVICE, &hdev->quirks);
if (hci_register_dev(hdev) < 0) {
BT_ERR("Can't register HCI device");
hci_free_dev(hdev);
return -ENODEV;
}
// Adam patch - we already have a BT rfkill, We don't need another...
if (hdev->rfkill) {
rfkill_unregister(hdev->rfkill);
rfkill_destroy(hdev->rfkill);
hdev->rfkill = NULL;
}
return 0;
}
int bt3c_close(bt3c_info_t *info)
{
struct hci_dev *hdev = info->hdev;
if (!hdev)
return -ENODEV;
bt3c_hci_close(hdev);
if (hci_unregister_dev(hdev) < 0)
BT_ERR("Can't unregister HCI device %s", hdev->name);
hci_free_dev(hdev);
return 0;
}
static void bpa10x_disconnect(struct usb_interface *intf)
{
struct bpa10x_data *data = usb_get_intfdata(intf);
struct hci_dev *hdev = data->hdev;
BT_DBG("intf %p", intf);
if (!hdev)
return;
usb_set_intfdata(intf, NULL);
if (hci_unregister_dev(hdev) < 0)
BT_ERR("Can't unregister HCI device %s", hdev->name);
hci_free_dev(hdev);
}
static void bfusb_disconnect(struct usb_interface *intf)
{
struct bfusb_data *data = usb_get_intfdata(intf);
struct hci_dev *hdev = data->hdev;
BT_DBG("intf %p", intf);
if (!hdev)
return;
usb_set_intfdata(intf, NULL);
bfusb_close(hdev);
hci_unregister_dev(hdev);
hci_free_dev(hdev);
}
static int vhci_release(struct inode *inode, struct file *file)
{
struct vhci_data *data = file->private_data;
struct hci_dev *hdev = data->hdev;
cancel_delayed_work_sync(&data->open_timeout);
if (hdev) {
hci_unregister_dev(hdev);
hci_free_dev(hdev);
}
file->private_data = NULL;
kfree(data);
return 0;
}
static int vhci_open(struct inode *inode, struct file *file)
{
struct vhci_data *data;
struct hci_dev *hdev;
data = kzalloc(sizeof(struct vhci_data), GFP_KERNEL);
if (!data)
return -ENOMEM;
skb_queue_head_init(&data->readq);
init_waitqueue_head(&data->read_wait);
lock_kernel();
hdev = hci_alloc_dev();
if (!hdev) {
kfree(data);
unlock_kernel();
return -ENOMEM;
}
data->hdev = hdev;
hdev->type = HCI_VIRTUAL;
hdev->driver_data = data;
hdev->open = vhci_open_dev;
hdev->close = vhci_close_dev;
hdev->flush = vhci_flush;
hdev->send = vhci_send_frame;
hdev->destruct = vhci_destruct;
hdev->owner = THIS_MODULE;
if (hci_register_dev(hdev) < 0) {
BT_ERR("Can't register HCI device");
kfree(data);
hci_free_dev(hdev);
unlock_kernel();
return -EBUSY;
}
file->private_data = data;
unlock_kernel();
return nonseekable_open(inode, file);
}
static int hci_uart_register_dev(struct hci_uart *hu)
{
struct hci_dev *hdev;
BT_DBG("");
/* Initialize and register HCI device */
hdev = hci_alloc_dev();
if (!hdev) {
BT_ERR("Can't allocate HCI device");
return -ENOMEM;
}
hu->hdev = hdev;
hdev->bus = HCI_UART;
hci_set_drvdata(hdev, hu);
hdev->open = hci_uart_open;
hdev->close = hci_uart_close;
hdev->flush = hci_uart_flush;
hdev->send = hci_uart_send_frame;
#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,6,36))
SET_HCIDEV_DEV(hdev, hu->tty->dev);
#endif
if (test_bit(HCI_UART_RAW_DEVICE, &hu->hdev_flags))
set_bit(HCI_QUIRK_RAW_DEVICE, &hdev->quirks);
if (!test_bit(HCI_UART_RESET_ON_INIT, &hu->hdev_flags))
set_bit(HCI_QUIRK_NO_RESET, &hdev->quirks);
if (test_bit(HCI_UART_CREATE_AMP, &hu->hdev_flags))
hdev->dev_type = HCI_AMP;
else
hdev->dev_type = HCI_BREDR;
if (hci_register_dev(hdev) < 0) {
BT_ERR("Can't register HCI device");
hci_free_dev(hdev);
return -ENODEV;
}
return 0;
}
static int hci_h4p_remove(struct platform_device *pdev)
{
struct hci_h4p_info *info;
info = platform_get_drvdata(pdev);
hci_h4p_hci_close(info->hdev);
free_irq(gpio_to_irq(info->host_wakeup_gpio), info);
hci_unregister_dev(info->hdev);
hci_free_dev(info->hdev);
gpio_free(info->reset_gpio);
gpio_free(info->bt_wakeup_gpio);
gpio_free(info->host_wakeup_gpio);
free_irq(info->irq, (void *) info);
kfree(info);
return 0;
}
static void hci_uart_init_work(struct work_struct *work)
{
struct hci_uart *hu = container_of(work, struct hci_uart, init_ready);
int err;
if (!test_and_clear_bit(HCI_UART_INIT_PENDING, &hu->hdev_flags))
return;
err = hci_register_dev(hu->hdev);
if (err < 0) {
BT_ERR("Can't register HCI device");
hci_free_dev(hu->hdev);
hu->hdev = NULL;
hu->proto->close(hu);
}
set_bit(HCI_UART_REGISTERED, &hu->flags);
}
static int vhci_create_device(struct vhci_data *data, __u8 dev_type)
{
struct hci_dev *hdev;
struct sk_buff *skb;
skb = bt_skb_alloc(4, GFP_KERNEL);
if (!skb)
return -ENOMEM;
hdev = hci_alloc_dev();
if (!hdev) {
kfree_skb(skb);
return -ENOMEM;
}
data->hdev = hdev;
hdev->bus = HCI_VIRTUAL;
hdev->dev_type = dev_type;
hci_set_drvdata(hdev, data);
hdev->open = vhci_open_dev;
hdev->close = vhci_close_dev;
hdev->flush = vhci_flush;
hdev->send = vhci_send_frame;
if (hci_register_dev(hdev) < 0) {
BT_ERR("Can't register HCI device");
hci_free_dev(hdev);
data->hdev = NULL;
kfree_skb(skb);
return -EBUSY;
}
bt_cb(skb)->pkt_type = HCI_VENDOR_PKT;
*skb_put(skb, 1) = 0xff;
*skb_put(skb, 1) = dev_type;
put_unaligned_le16(hdev->id, skb_put(skb, 2));
skb_queue_tail(&data->readq, skb);
wake_up_interruptible(&data->read_wait);
return 0;
}
/**
* unregisters with the bluetooth-hci(BlueZ) interface
*
* @adapter - pointer to bluetooth asset's adapter
* @return - 0 on success
*/
int bluez_deinit(PONEBOX_ADAPTER adapter)
{
struct hci_dev *hdev;
if (!(hdev = adapter->hdev))
return -EFAULT;
ONEBOX_DEBUG(ONEBOX_ZONE_INFO,
(TEXT("%s: deregistering `%s'\n"),
__func__, hdev->name));
onebox_hci_dev_hold(hdev);
hci_unregister_dev(hdev);
onebox_hci_dev_put(hdev);
hci_free_dev(hdev);
return ONEBOX_STATUS_SUCCESS;
}
static int vhci_open(struct inode *inode, struct file *file)
{
struct vhci_data *data;
struct hci_dev *hdev;
data = kzalloc(sizeof(struct vhci_data), GFP_KERNEL);
if (!data)
return -ENOMEM;
skb_queue_head_init(&data->readq);
init_waitqueue_head(&data->read_wait);
hdev = hci_alloc_dev();
if (!hdev) {
kfree(data);
return -ENOMEM;
}
data->hdev = hdev;
hdev->bus = HCI_VIRTUAL;
hci_set_drvdata(hdev, data);
if (amp)
hdev->dev_type = HCI_AMP;
hdev->open = vhci_open_dev;
hdev->close = vhci_close_dev;
hdev->flush = vhci_flush;
hdev->send = vhci_send_frame;
if (hci_register_dev(hdev) < 0) {
BT_ERR("Can't register HCI device");
kfree(data);
hci_free_dev(hdev);
return -EBUSY;
}
file->private_data = data;
nonseekable_open(inode, file);
return 0;
}
