diff options
Diffstat (limited to 'ANDROID_3.4.5/drivers/bluetooth/btusb_common.c')
| -rwxr-xr-x | ANDROID_3.4.5/drivers/bluetooth/btusb_common.c | 2605 |
1 files changed, 0 insertions, 2605 deletions
diff --git a/ANDROID_3.4.5/drivers/bluetooth/btusb_common.c b/ANDROID_3.4.5/drivers/bluetooth/btusb_common.c deleted file mode 100755 index 71d68684..00000000 --- a/ANDROID_3.4.5/drivers/bluetooth/btusb_common.c +++ /dev/null @@ -1,2605 +0,0 @@ -/*
- *
- * Realtek Bluetooth USB driver
- *
- *
- * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- */
-
-#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/usb.h>
-#include <mach/wmt_misc.h> //added by rubbitxiao
-#define PRINT_ACL_DATA 1
-#define PRINT_CMD_EVENT 1
-/*******************************/
-#include "com_btusb.h"
-
-#if 0
-#define RTKBT_DBG(fmt, arg...) printk(KERN_INFO "rtk_btusb: " fmt "\n" , ## arg)
-#else
-#define RTKBT_DBG(fmt, arg...)
-#endif
-
-#if 1
-#define RTKBT_ERR(fmt, arg...) printk(KERN_ERR "rtk_btusb: " fmt "\n" , ## arg)
-#else
-#define RTKBT_ERR(fmt, arg...)
-#endif
-
-
-#if CONFIG_BLUEDROID //for 4.2
-#define DEVICE_NAME "comm_btusb"
-static dev_t first; // Global variable for the first device number
-static struct cdev c_dev; // Global variable for the character device structure
-static struct class *cl; // Global variable for the device class
-
-/* HCI device list */
-DEFINE_RWLOCK(hci_dev_list_lock);
-struct hci_dev *Ghdev = NULL;
-
-static struct file_operations btfcd_file_ops_g =
-{
- open : btfcd_open,
- release : btfcd_close,
- read : btfcd_read,
- write : btfcd_write,
- poll : btfcd_poll
-};
-#endif
-/*******************************/
-
-#define VERSION "1.0.20130517"
-static struct usb_driver btusb_driver;
-static struct usb_device_id btusb_table[] = {
- { .match_flags = USB_DEVICE_ID_MATCH_INT_INFO,
-// .idVendor = 0x0a12,
- .bInterfaceClass = 0xe0,
- .bInterfaceSubClass = 0x01,
- .bInterfaceProtocol = 0x01 },
- { .match_flags = USB_DEVICE_ID_MATCH_VENDOR,
- .idVendor = 0x0a5c,
- .idProduct = 0x21e8, },
- { }
-};
-
-MODULE_DEVICE_TABLE(usb, btusb_table);
-
-static int inc_tx(struct btusb_data *data)
-{
- unsigned long flags;
- int rv;
-
- spin_lock_irqsave(&data->txlock, flags);
- rv = test_bit(BTUSB_SUSPENDING, &data->flags);
- if (!rv)
- data->tx_in_flight++;
- spin_unlock_irqrestore(&data->txlock, flags);
-
- return rv;
-}
-
-static void btusb_intr_complete(struct urb *urb)
-{
- struct hci_dev *hdev = urb->context;
- struct btusb_data *data = GET_DRV_DATA(hdev);
- int err;
-// struct usb_device *dev ;
-// RTKBT_DBG("btusb_intr_complete %s urb %p status %d count %d ", hdev->name,
-// urb, urb->status, urb->actual_length);
-// print_event(urb);
-
- if (!test_bit(HCI_RUNNING, &hdev->flags))
- return;
-
- /*add to avoid suspend fail at usb_kill_urb*/
- if(test_bit(BTUSB_SUSPENDING, &data->flags))
- return;
-
- if (urb->status == 0) {
- hdev->stat.byte_rx += urb->actual_length;
-
- if (hci_recv_fragment(hdev, HCI_EVENT_PKT,
- urb->transfer_buffer,
- urb->actual_length) < 0) {
- RTKBT_ERR("%s corrupted event packet", hdev->name);
- hdev->stat.err_rx++;
- }
- }
-
- if (!test_bit(BTUSB_INTR_RUNNING, &data->flags))
- return;
-
- usb_mark_last_busy(data->udev);
- usb_anchor_urb(urb, &data->intr_anchor);
-
- err = usb_submit_urb(urb, GFP_ATOMIC);
- if (err < 0) {
- /* -EPERM: urb is being killed;
- * -ENODEV: device got disconnected */
- if (err != -EPERM && err != -ENODEV)
- RTKBT_ERR("btusb_intr_complete %s urb %p failed to resubmit (%d)",
- hdev->name, urb, -err);
- usb_unanchor_urb(urb);
- // dev = urb->dev;
- // RTKBT_DBG("dev->state = %d ",dev->state);
- }
-}
-
-static int btusb_submit_intr_urb(struct hci_dev *hdev, gfp_t mem_flags)
-{
- struct btusb_data *data = GET_DRV_DATA(hdev);
- struct urb *urb;
- unsigned char *buf;
- unsigned int pipe;
- int err, size;
-
- //RTKBT_DBG("%s", hdev->name);
-
- if (!data->intr_ep)
- return -ENODEV;
-
- urb = usb_alloc_urb(0, mem_flags);
- if (!urb)
- return -ENOMEM;
-
- size = le16_to_cpu(data->intr_ep->wMaxPacketSize);
-
- buf = kmalloc(size, mem_flags);
- if (!buf) {
- usb_free_urb(urb);
- return -ENOMEM;
- }
-
- pipe = usb_rcvintpipe(data->udev, data->intr_ep->bEndpointAddress);
-
- usb_fill_int_urb(urb, data->udev, pipe, buf, size,
- btusb_intr_complete, hdev,
- data->intr_ep->bInterval);
-
- urb->transfer_flags |= URB_FREE_BUFFER;
-
- usb_anchor_urb(urb, &data->intr_anchor);
-
- err = usb_submit_urb(urb, mem_flags);
- if (err < 0) {
- RTKBT_ERR("btusb_submit_intr_urb %s urb %p submission failed (%d)",
- hdev->name, urb, -err);
- usb_unanchor_urb(urb);
- }
-
- usb_free_urb(urb);
-
- return err;
-}
-
-static void btusb_bulk_complete(struct urb *urb)
-{
- struct hci_dev *hdev = urb->context;
- struct btusb_data *data = GET_DRV_DATA(hdev);
- int err;
- //struct usb_device *dev ;
-
- /*
- RTKBT_DBG("%s urb %p status %d count %d", hdev->name,
- urb, urb->status, urb->actual_length);
- */
-
- if (!test_bit(HCI_RUNNING, &hdev->flags))
- return;
-
- if (urb->status == 0) {
- hdev->stat.byte_rx += urb->actual_length;
-
- if (hci_recv_fragment(hdev, HCI_ACLDATA_PKT,
- urb->transfer_buffer,
- urb->actual_length) < 0) {
- RTKBT_ERR("%s corrupted ACL packet", hdev->name);
- hdev->stat.err_rx++;
- }
- }
-
- if (!test_bit(BTUSB_BULK_RUNNING, &data->flags))
- return;
-
- /*add to avoid suspend fail at usb_kill_urb*/
- if(test_bit(BTUSB_SUSPENDING, &data->flags))
- return;
-
- usb_anchor_urb(urb, &data->bulk_anchor);
- usb_mark_last_busy(data->udev);
-
- err = usb_submit_urb(urb, GFP_ATOMIC);
- if (err < 0) {
- /* -EPERM: urb is being killed;
- * -ENODEV: device got disconnected */
- if (err != -EPERM && err != -ENODEV)
- RTKBT_ERR("btusb_bulk_complete %s urb %p failed to resubmit (%d)",
- hdev->name, urb, -err);
- usb_unanchor_urb(urb);
- // dev = urb->dev;
- // RTKBT_DBG("dev->state = %d ",dev->state);
- }
-}
-
-static int btusb_submit_bulk_urb(struct hci_dev *hdev, gfp_t mem_flags)
-{
- struct btusb_data *data = GET_DRV_DATA(hdev);
- struct urb *urb;
- unsigned char *buf;
- unsigned int pipe;
- int err, size = HCI_MAX_FRAME_SIZE;
-
- //RTKBT_DBG("%s", hdev->name);
-
- if (!data->bulk_rx_ep)
- return -ENODEV;
-
- urb = usb_alloc_urb(0, mem_flags);
- if (!urb)
- return -ENOMEM;
-
- buf = kmalloc(size, mem_flags);
- if (!buf) {
- usb_free_urb(urb);
- return -ENOMEM;
- }
-
- pipe = usb_rcvbulkpipe(data->udev, data->bulk_rx_ep->bEndpointAddress);
-
- usb_fill_bulk_urb(urb, data->udev, pipe,
- buf, size, btusb_bulk_complete, hdev);
-
- urb->transfer_flags |= URB_FREE_BUFFER;
-
- usb_mark_last_busy(data->udev);
- usb_anchor_urb(urb, &data->bulk_anchor);
-
- err = usb_submit_urb(urb, mem_flags);
- if (err < 0) {
- RTKBT_ERR("btusb_submit_bulk_urb %s urb %p submission failed (%d)",
- hdev->name, urb, -err);
- usb_unanchor_urb(urb);
- }
-
- usb_free_urb(urb);
-
- return err;
-}
-
-static void btusb_isoc_complete(struct urb *urb)
-{
- struct hci_dev *hdev = urb->context;
- struct btusb_data *data = GET_DRV_DATA(hdev);
- int i, err;
-
- /*
- RTKBT_DBG("%s urb %p status %d count %d", hdev->name,
- urb, urb->status, urb->actual_length);
- */
- if (!test_bit(HCI_RUNNING, &hdev->flags))
- return;
-
- if (urb->status == 0) {
- for (i = 0; i < urb->number_of_packets; i++) {
- unsigned int offset = urb->iso_frame_desc[i].offset;
- unsigned int length = urb->iso_frame_desc[i].actual_length;
-
- if (urb->iso_frame_desc[i].status)
- continue;
-
- hdev->stat.byte_rx += length;
-
- if (hci_recv_fragment(hdev, HCI_SCODATA_PKT,
- urb->transfer_buffer + offset,
- length) < 0) {
- RTKBT_ERR("%s corrupted SCO packet", hdev->name);
- hdev->stat.err_rx++;
- }
- }
- }
-
- if (!test_bit(BTUSB_ISOC_RUNNING, &data->flags))
- return;
-
- usb_anchor_urb(urb, &data->isoc_anchor);
-
- err = usb_submit_urb(urb, GFP_ATOMIC);
- if (err < 0) {
- /* -EPERM: urb is being killed;
- * -ENODEV: device got disconnected */
- if (err != -EPERM && err != -ENODEV)
- RTKBT_ERR("btusb_isoc_complete %s urb %p failed to resubmit (%d)",
- hdev->name, urb, -err);
- usb_unanchor_urb(urb);
- }
-}
-
-static inline void __fill_isoc_descriptor(struct urb *urb, int len, int mtu)
-{
- int i, offset = 0;
-
- //RTKBT_DBG("len %d mtu %d", len, mtu);
-
- for (i = 0; i < BTUSB_MAX_ISOC_FRAMES && len >= mtu;
- i++, offset += mtu, len -= mtu) {
- urb->iso_frame_desc[i].offset = offset;
- urb->iso_frame_desc[i].length = mtu;
- }
-
- if (len && i < BTUSB_MAX_ISOC_FRAMES) {
- urb->iso_frame_desc[i].offset = offset;
- urb->iso_frame_desc[i].length = len;
- i++;
- }
-
- urb->number_of_packets = i;
-}
-
-static int btusb_submit_isoc_urb(struct hci_dev *hdev, gfp_t mem_flags)
-{
- struct btusb_data *data = GET_DRV_DATA(hdev);
- struct urb *urb;
- unsigned char *buf;
- unsigned int pipe;
- int err, size;
-
- //RTKBT_DBG("%s", hdev->name);
-
- if (!data->isoc_rx_ep)
- return -ENODEV;
-
- urb = usb_alloc_urb(BTUSB_MAX_ISOC_FRAMES, mem_flags);
- if (!urb)
- return -ENOMEM;
-
- size = le16_to_cpu(data->isoc_rx_ep->wMaxPacketSize) *
- BTUSB_MAX_ISOC_FRAMES;
-
- buf = kmalloc(size, mem_flags);
- if (!buf) {
- usb_free_urb(urb);
- return -ENOMEM;
- }
-
- pipe = usb_rcvisocpipe(data->udev, data->isoc_rx_ep->bEndpointAddress);
-
- urb->dev = data->udev;
- urb->pipe = pipe;
- urb->context = hdev;
- urb->complete = btusb_isoc_complete;
- urb->interval = data->isoc_rx_ep->bInterval;
-
- urb->transfer_flags = URB_FREE_BUFFER | URB_ISO_ASAP;
- urb->transfer_buffer = buf;
- urb->transfer_buffer_length = size;
-
- __fill_isoc_descriptor(urb, size,
- le16_to_cpu(data->isoc_rx_ep->wMaxPacketSize));
-
- usb_anchor_urb(urb, &data->isoc_anchor);
-
- err = usb_submit_urb(urb, mem_flags);
- if (err < 0) {
- RTKBT_ERR("btusb_submit_isoc_urb %s urb %p submission failed (%d)",
- hdev->name, urb, -err);
- usb_unanchor_urb(urb);
- }
-
- usb_free_urb(urb);
-
- return err;
-}
-
-static void btusb_tx_complete(struct urb *urb)
-{
- struct sk_buff *skb = urb->context;
- struct hci_dev *hdev = (struct hci_dev *) skb->dev;
- struct btusb_data *data = GET_DRV_DATA(hdev);
-
-// RTKBT_DBG("btusb_tx_complete %s urb %p status %d count %d", hdev->name,
-// urb, urb->status, urb->actual_length);
-
- if (!test_bit(HCI_RUNNING, &hdev->flags))
- goto done;
-
- if (!urb->status)
- hdev->stat.byte_tx += urb->transfer_buffer_length;
- else
- hdev->stat.err_tx++;
-
-done:
- spin_lock(&data->txlock);
- data->tx_in_flight--;
- spin_unlock(&data->txlock);
-
- kfree(urb->setup_packet);
-
- kfree_skb(skb);
-}
-
-static void btusb_isoc_tx_complete(struct urb *urb)
-{
- struct sk_buff *skb = urb->context;
- struct hci_dev *hdev = (struct hci_dev *) skb->dev;
-
- /*
- RTKBT_DBG("btusb_isoc_tx_complete %s urb %p status %d count %d", hdev->name,
- urb, urb->status, urb->actual_length);
- */
- if (!test_bit(HCI_RUNNING, &hdev->flags))
- goto done;
-
- if (!urb->status)
- hdev->stat.byte_tx += urb->transfer_buffer_length;
- else
- hdev->stat.err_tx++;
-
-done:
- kfree(urb->setup_packet);
-
- kfree_skb(skb);
-}
-
-static int btusb_open(struct hci_dev *hdev)
-{
- struct btusb_data *data = GET_DRV_DATA(hdev);
- int err;
-
- err = usb_autopm_get_interface(data->intf);
- if (err < 0)
- return err;
-
- data->intf->needs_remote_wakeup = 1;
- RTKBT_DBG("%s start pm_usage_cnt(0x%x)",__FUNCTION__,atomic_read(&(data->intf ->pm_usage_cnt)));
-
- /*******************************/
- if (0 == atomic_read(&hdev->promisc))
- {
- RTKBT_ERR("btusb_open hdev->promisc ==0");
- err = -1;
- //goto failed;
- }
-#if 0 //added by rubbitxiao
- err = download_patch(data->intf);
- if (err < 0) goto failed;
-#endif
-
- /*******************************/
-
- if (test_and_set_bit(HCI_RUNNING, &hdev->flags))
- goto done;
-
- if (test_and_set_bit(BTUSB_INTR_RUNNING, &data->flags))
- goto done;
-
- err = btusb_submit_intr_urb(hdev, GFP_KERNEL);
- if (err < 0)
- goto failed;
-
- err = btusb_submit_bulk_urb(hdev, GFP_KERNEL);
- if (err < 0) {
- mdelay(URB_CANCELING_DELAY_MS); // Added by Realtek
- usb_kill_anchored_urbs(&data->intr_anchor);
- goto failed;
- }
-
- set_bit(BTUSB_BULK_RUNNING, &data->flags);
- btusb_submit_bulk_urb(hdev, GFP_KERNEL);
-
-done:
- usb_autopm_put_interface(data->intf);
- RTKBT_DBG("%s end pm_usage_cnt(0x%x)",__FUNCTION__,atomic_read(&(data->intf ->pm_usage_cnt)));
-
- return 0;
-
-failed:
- clear_bit(BTUSB_INTR_RUNNING, &data->flags);
- clear_bit(HCI_RUNNING, &hdev->flags);
- usb_autopm_put_interface(data->intf);
- RTKBT_ERR("%s failed pm_usage_cnt(0x%x)",__FUNCTION__,atomic_read(&(data->intf ->pm_usage_cnt)));
- return err;
-}
-
-static void btusb_stop_traffic(struct btusb_data *data)
-{
- mdelay(URB_CANCELING_DELAY_MS); // Added by Realtek
- usb_kill_anchored_urbs(&data->intr_anchor);
- usb_kill_anchored_urbs(&data->bulk_anchor);
- usb_kill_anchored_urbs(&data->isoc_anchor);
-}
-
-static int btusb_close(struct hci_dev *hdev)
-{
- struct btusb_data *data = GET_DRV_DATA(hdev);
- int i,err;
-
- if (!test_and_clear_bit(HCI_RUNNING, &hdev->flags))
- return 0;
-
- RTKBT_DBG("btusb_close");
- /*******************************/
- for (i = 0; i < NUM_REASSEMBLY; i++)
- {
- if(hdev->reassembly[i])
- {
- kfree_skb(hdev->reassembly[i]);
- hdev->reassembly[i] = NULL;
- RTKBT_DBG("%s free ressembly i=%d",__FUNCTION__,i);
- }
- }
- /*******************************/
- cancel_work_sync(&data->work);
- cancel_work_sync(&data->waker);
-
- clear_bit(BTUSB_ISOC_RUNNING, &data->flags);
- clear_bit(BTUSB_BULK_RUNNING, &data->flags);
- clear_bit(BTUSB_INTR_RUNNING, &data->flags);
-
- btusb_stop_traffic(data);
- err = usb_autopm_get_interface(data->intf);
- if (err < 0)
- goto failed;
-
- data->intf->needs_remote_wakeup = 0;
- usb_autopm_put_interface(data->intf);
-
-failed:
- mdelay(URB_CANCELING_DELAY_MS); // Added by Realtek
- usb_scuttle_anchored_urbs(&data->deferred);
- return 0;
-}
-
-static int btusb_flush(struct hci_dev *hdev)
-{
- struct btusb_data *data = GET_DRV_DATA(hdev);
-
- RTKBT_DBG("%s add delay ",__FUNCTION__);
- mdelay(URB_CANCELING_DELAY_MS); // Added by Realtek
- usb_kill_anchored_urbs(&data->tx_anchor);
-
- return 0;
-}
-
-static int btusb_send_frame(struct sk_buff *skb)
-{
- struct hci_dev *hdev = (struct hci_dev *) skb->dev;
- struct btusb_data *data = GET_DRV_DATA(hdev);
- struct usb_ctrlrequest *dr;
- struct urb *urb;
- unsigned int pipe;
- int err;
-
-// RTKBT_DBG("%s", hdev->name);
-
- if (!test_bit(HCI_RUNNING, &hdev->flags))
- return -EBUSY;
-
- switch (bt_cb(skb)->pkt_type) {
- case HCI_COMMAND_PKT:
- print_command(skb);
- urb = usb_alloc_urb(0, GFP_ATOMIC);
- if (!urb)
- return -ENOMEM;
-
- dr = kmalloc(sizeof(*dr), GFP_ATOMIC);
- if (!dr) {
- usb_free_urb(urb);
- return -ENOMEM;
- }
-
- dr->bRequestType = data->cmdreq_type;
- dr->bRequest = 0;
- dr->wIndex = 0;
- dr->wValue = 0;
- dr->wLength = __cpu_to_le16(skb->len);
-
- pipe = usb_sndctrlpipe(data->udev, 0x00);
-
- usb_fill_control_urb(urb, data->udev, pipe, (void *) dr,
- skb->data, skb->len, btusb_tx_complete, skb);
-
- hdev->stat.cmd_tx++;
- break;
-
- case HCI_ACLDATA_PKT:
- print_acl(skb,1);
- if (!data->bulk_tx_ep)
- return -ENODEV;
-
- urb = usb_alloc_urb(0, GFP_ATOMIC);
- if (!urb)
- return -ENOMEM;
-
- pipe = usb_sndbulkpipe(data->udev,
- data->bulk_tx_ep->bEndpointAddress);
-
- usb_fill_bulk_urb(urb, data->udev, pipe,
- skb->data, skb->len, btusb_tx_complete, skb);
-
- hdev->stat.acl_tx++;
- break;
-
- case HCI_SCODATA_PKT:
- if (!data->isoc_tx_ep || hdev->conn_hash.sco_num < 1)
- return -ENODEV;
-
- urb = usb_alloc_urb(BTUSB_MAX_ISOC_FRAMES, GFP_ATOMIC);
- if (!urb)
- return -ENOMEM;
-
- pipe = usb_sndisocpipe(data->udev,
- data->isoc_tx_ep->bEndpointAddress);
-
- usb_fill_int_urb(urb, data->udev, pipe,
- skb->data, skb->len, btusb_isoc_tx_complete,
- skb, data->isoc_tx_ep->bInterval);
-
- urb->transfer_flags = URB_ISO_ASAP;
-
- __fill_isoc_descriptor(urb, skb->len,
- le16_to_cpu(data->isoc_tx_ep->wMaxPacketSize));
-
- hdev->stat.sco_tx++;
- goto skip_waking;
-
- default:
- return -EILSEQ;
- }
-
- err = inc_tx(data);
- if (err) {
- usb_anchor_urb(urb, &data->deferred);
- schedule_work(&data->waker);
- err = 0;
- goto done;
- }
-
-skip_waking:
- usb_anchor_urb(urb, &data->tx_anchor);
- err = usb_submit_urb(urb, GFP_ATOMIC);
- if (err < 0) {
- RTKBT_ERR("btusb_send_frame %s urb %p submission failed", hdev->name, urb);
- kfree(urb->setup_packet);
- usb_unanchor_urb(urb);
- } else {
- usb_mark_last_busy(data->udev);
- }
- usb_free_urb(urb);
-
-done:
- return err;
-}
-
-
-#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 4, 0)
-static void btusb_destruct(struct hci_dev *hdev)
-{
- RTKBT_DBG("btusb_destruct %s", hdev->name);
- hci_free_dev(hdev);
-}
-#endif
-
-
-
-static void btusb_notify(struct hci_dev *hdev, unsigned int evt)
-{
- struct btusb_data *data = GET_DRV_DATA(hdev);
-
- RTKBT_DBG("%s evt %d", hdev->name, evt);
- RTKBT_DBG("btusb_notify : %s evt %d", hdev->name, evt);
-
- if (hdev->conn_hash.sco_num != data->sco_num) {
- data->sco_num = hdev->conn_hash.sco_num;
- schedule_work(&data->work);
- }
-}
-
-static inline int __set_isoc_interface(struct hci_dev *hdev, int altsetting)
-{
- struct btusb_data *data = GET_DRV_DATA(hdev);
- struct usb_interface *intf = data->isoc;
- struct usb_endpoint_descriptor *ep_desc;
- int i, err;
-
- if (!data->isoc)
- return -ENODEV;
-
- err = usb_set_interface(data->udev, 1, altsetting);
- if (err < 0) {
- RTKBT_ERR("%s setting interface failed (%d)", hdev->name, -err);
- return err;
- }
-
- data->isoc_altsetting = altsetting;
-
- data->isoc_tx_ep = NULL;
- data->isoc_rx_ep = NULL;
-
- for (i = 0; i < intf->cur_altsetting->desc.bNumEndpoints; i++) {
- ep_desc = &intf->cur_altsetting->endpoint[i].desc;
-
- if (!data->isoc_tx_ep && usb_endpoint_is_isoc_out(ep_desc)) {
- data->isoc_tx_ep = ep_desc;
- continue;
- }
-
- if (!data->isoc_rx_ep && usb_endpoint_is_isoc_in(ep_desc)) {
- data->isoc_rx_ep = ep_desc;
- continue;
- }
- }
-
- if (!data->isoc_tx_ep || !data->isoc_rx_ep) {
- RTKBT_ERR("%s invalid SCO descriptors", hdev->name);
- return -ENODEV;
- }
-
- return 0;
-}
-
-static void btusb_work(struct work_struct *work)
-{
- struct btusb_data *data = container_of(work, struct btusb_data, work);
- struct hci_dev *hdev = data->hdev;
- int err;
-
- if (hdev->conn_hash.sco_num > 0) {
- if (!test_bit(BTUSB_DID_ISO_RESUME, &data->flags)) {
- err = usb_autopm_get_interface(data->isoc ? data->isoc : data->intf);
- if (err < 0) {
- clear_bit(BTUSB_ISOC_RUNNING, &data->flags);
- mdelay(URB_CANCELING_DELAY_MS); // Added by Realtek
- usb_kill_anchored_urbs(&data->isoc_anchor);
- return;
- }
-
- set_bit(BTUSB_DID_ISO_RESUME, &data->flags);
- }
- if (data->isoc_altsetting != 2) {
- clear_bit(BTUSB_ISOC_RUNNING, &data->flags);
- mdelay(URB_CANCELING_DELAY_MS); // Added by Realtek
- usb_kill_anchored_urbs(&data->isoc_anchor);
-
- if (__set_isoc_interface(hdev, 2) < 0)
- return;
- }
-
- if (!test_and_set_bit(BTUSB_ISOC_RUNNING, &data->flags)) {
- if (btusb_submit_isoc_urb(hdev, GFP_KERNEL) < 0)
- clear_bit(BTUSB_ISOC_RUNNING, &data->flags);
- else
- btusb_submit_isoc_urb(hdev, GFP_KERNEL);
- }
- } else {
- clear_bit(BTUSB_ISOC_RUNNING, &data->flags);
- mdelay(URB_CANCELING_DELAY_MS); // Added by Realtek
- usb_kill_anchored_urbs(&data->isoc_anchor);
-
- __set_isoc_interface(hdev, 0);
- if (test_and_clear_bit(BTUSB_DID_ISO_RESUME, &data->flags))
- usb_autopm_put_interface(data->isoc ? data->isoc : data->intf);
- }
-}
-
-static void btusb_waker(struct work_struct *work)
-{
- struct btusb_data *data = container_of(work, struct btusb_data, waker);
- int err;
-
- err = usb_autopm_get_interface(data->intf);
- RTKBT_DBG("%s start pm_usage_cnt(0x%x)",__FUNCTION__,atomic_read(&(data->intf ->pm_usage_cnt)));
- if (err < 0)
- return;
-
- usb_autopm_put_interface(data->intf);
- RTKBT_DBG("%s end pm_usage_cnt(0x%x)",__FUNCTION__,atomic_read(&(data->intf ->pm_usage_cnt)));
-}
-
-static int btusb_probe(struct usb_interface *intf,
- const struct usb_device_id *id)
-{
- struct usb_endpoint_descriptor *ep_desc;
- struct btusb_data *data;
- struct hci_dev *hdev;
- int i, err,flag1,flag2;
- struct usb_device *udev;
- udev = interface_to_usbdev(intf);
-
- /* interface numbers are hardcoded in the spec */
- if (intf->cur_altsetting->desc.bInterfaceNumber != 0)
- return -ENODEV;
-
- /*******************************/
- flag1=device_can_wakeup(&udev->dev);
- flag2=device_may_wakeup(&udev->dev);
- RTKBT_DBG("btusb_probe 1==========can_wakeup=%x flag2=%x",flag1,flag2);
- //device_wakeup_enable(&udev->dev);
- /*device_wakeup_disable(&udev->dev);
- flag1=device_can_wakeup(&udev->dev);
- flag2=device_may_wakeup(&udev->dev);
- RTKBT_DBG("btusb_probe 2==========can_wakeup=%x flag2=%x",flag1,flag2);
- */
- //err = patch_add(intf);
- //if (err < 0) return -1;
- /*******************************/
-
- data = kzalloc(sizeof(*data), GFP_KERNEL);
- if (!data)
- return -ENOMEM;
-
-
- for (i = 0; i < intf->cur_altsetting->desc.bNumEndpoints; i++) {
- ep_desc = &intf->cur_altsetting->endpoint[i].desc;
-
- if (!data->intr_ep && usb_endpoint_is_int_in(ep_desc)) {
- data->intr_ep = ep_desc;
- continue;
- }
-
- if (!data->bulk_tx_ep && usb_endpoint_is_bulk_out(ep_desc)) {
- data->bulk_tx_ep = ep_desc;
- continue;
- }
-
- if (!data->bulk_rx_ep && usb_endpoint_is_bulk_in(ep_desc)) {
- data->bulk_rx_ep = ep_desc;
- continue;
- }
- }
-
- if (!data->intr_ep || !data->bulk_tx_ep || !data->bulk_rx_ep) {
- kfree(data);
- return -ENODEV;
- }
-
- data->cmdreq_type = USB_TYPE_CLASS;
-
- data->udev = interface_to_usbdev(intf);
- data->intf = intf;
-
- spin_lock_init(&data->lock);
-
- INIT_WORK(&data->work, btusb_work);
- INIT_WORK(&data->waker, btusb_waker);
- spin_lock_init(&data->txlock);
-
- init_usb_anchor(&data->tx_anchor);
- init_usb_anchor(&data->intr_anchor);
- init_usb_anchor(&data->bulk_anchor);
- init_usb_anchor(&data->isoc_anchor);
- init_usb_anchor(&data->deferred);
-
- hdev = hci_alloc_dev();
- if (!hdev) {
- kfree(data);
- return -ENOMEM;
- }
-
- HDEV_BUS = HCI_USB;
-
- data->hdev = hdev;
-
- SET_HCIDEV_DEV(hdev, &intf->dev);
-
- hdev->open = btusb_open;
- hdev->close = btusb_close;
- hdev->flush = btusb_flush;
- hdev->send = btusb_send_frame;
- hdev->notify = btusb_notify;
-
-
-#if LINUX_VERSION_CODE > KERNEL_VERSION(3, 4, 0)
- hci_set_drvdata(hdev, data);
-#else
- hdev->driver_data = data;
- hdev->destruct = btusb_destruct;
- hdev->owner = THIS_MODULE;
-#endif
-
-
-
- /* Interface numbers are hardcoded in the specification */
- data->isoc = usb_ifnum_to_if(data->udev, 1);
-
- if (data->isoc) {
- err = usb_driver_claim_interface(&btusb_driver,
- data->isoc, data);
- if (err < 0) {
- hci_free_dev(hdev);
- kfree(data);
- return err;
- }
- }
-
- err = hci_register_dev(hdev);
- if (err < 0) {
- hci_free_dev(hdev);
- kfree(data);
- return err;
- }
-
- usb_set_intfdata(intf, data);
-
-#if CONFIG_BLUEDROID //for 4.2
- btfcd_init();
-#endif
- return 0;
-}
-
-static void btusb_disconnect(struct usb_interface *intf)
-{
- struct btusb_data *data = usb_get_intfdata(intf);
- struct hci_dev *hdev;
- struct usb_device *udev;
- udev = interface_to_usbdev(intf);
-
- if (intf->cur_altsetting->desc.bInterfaceNumber != 0)
- return;
-
- if (!data)
- return;
-
- RTKBT_DBG("btusb_disconnect");
- /*******************************/
-#if 0
- patch_remove(intf);
-#endif
- /*******************************/
-
- hdev = data->hdev;
-#if CONFIG_BLUEDROID //for 4.2
-#else //for bluez
-#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 4, 0)
- __hci_dev_hold(hdev);
-#endif
-#endif
- 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);
-
-#if CONFIG_BLUEDROID //for 4.2
-#else //for bluez
-#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 4, 0)
- __hci_dev_put(hdev);
-#endif
-#endif
-
- hci_free_dev(hdev);
- kfree(data);
-
-#if CONFIG_BLUEDROID //for 4.2
- btfcd_exit();
-#endif
-
-}
-
-#ifdef CONFIG_PM
-static int btusb_suspend(struct usb_interface *intf, pm_message_t message)
-{
- struct btusb_data *data = usb_get_intfdata(intf);
-
- if (intf->cur_altsetting->desc.bInterfaceNumber != 0)
- return 0;
-
- /*******************************/
- RTKBT_DBG("btusb_suspend message.event=0x%x,data->suspend_count=%d",message.event,data->suspend_count);
- if (!test_bit(HCI_RUNNING, &data->hdev->flags))
- {
-#if 0
- RTKBT_DBG("btusb_suspend-----bt is off");
- set_btoff(data->intf);
-#else
- printk("bt is off\n");
-#endif
- }
- /*******************************/
-
- if (data->suspend_count++)
- return 0;
-
- spin_lock_irq(&data->txlock);
- if (!((message.event & PM_EVENT_AUTO) && data->tx_in_flight)) {
- set_bit(BTUSB_SUSPENDING, &data->flags);
- spin_unlock_irq(&data->txlock);
- } else {
- spin_unlock_irq(&data->txlock);
- data->suspend_count--;
- return -EBUSY;
- }
-
- cancel_work_sync(&data->work);
-
- btusb_stop_traffic(data);
- mdelay(URB_CANCELING_DELAY_MS); // Added by Realtek
- usb_kill_anchored_urbs(&data->tx_anchor);
-
- return 0;
-}
-
-static void play_deferred(struct btusb_data *data)
-{
- struct urb *urb;
- int err;
-
- while ((urb = usb_get_from_anchor(&data->deferred))) {
-
- /************************************/
- usb_anchor_urb(urb, &data->tx_anchor);
- err = usb_submit_urb(urb, GFP_ATOMIC);
- if (err < 0) {
- RTKBT_ERR("play_deferred urb %p submission failed", urb);
- kfree(urb->setup_packet);
- usb_unanchor_urb(urb);
- } else {
- usb_mark_last_busy(data->udev);
- }
- usb_free_urb(urb);
- /************************************/
- data->tx_in_flight++;
- }
- mdelay(URB_CANCELING_DELAY_MS); // Added by Realtek
- usb_scuttle_anchored_urbs(&data->deferred);
-}
-
-static int btusb_resume(struct usb_interface *intf)
-{
- struct btusb_data *data = usb_get_intfdata(intf);
- struct hci_dev *hdev = data->hdev;
- int err = 0;
-
- if (intf->cur_altsetting->desc.bInterfaceNumber != 0)
- return 0;
-
-
- /*******************************/
- RTKBT_DBG("btusb_resume data->suspend_count=%d",data->suspend_count);
-
- if (!test_bit(HCI_RUNNING, &hdev->flags))
- {
-#if 0
- RTKBT_DBG("btusb_resume-----bt is off,download patch");
- download_patch(intf);
-#else
- printk("btusb_resume-----bt is off");
-#endif
- }
- else
- RTKBT_DBG("btusb_resume,----bt is on");
- /*******************************/
- if (--data->suspend_count)
- return 0;
-
- if (test_bit(BTUSB_INTR_RUNNING, &data->flags)) {
- err = btusb_submit_intr_urb(hdev, GFP_NOIO);
- if (err < 0) {
- clear_bit(BTUSB_INTR_RUNNING, &data->flags);
- goto failed;
- }
- }
-
- if (test_bit(BTUSB_BULK_RUNNING, &data->flags)) {
- err = btusb_submit_bulk_urb(hdev, GFP_NOIO);
- if (err < 0) {
- clear_bit(BTUSB_BULK_RUNNING, &data->flags);
- goto failed;
- }
-
- btusb_submit_bulk_urb(hdev, GFP_NOIO);
- }
-
- if (test_bit(BTUSB_ISOC_RUNNING, &data->flags)) {
- if (btusb_submit_isoc_urb(hdev, GFP_NOIO) < 0)
- clear_bit(BTUSB_ISOC_RUNNING, &data->flags);
- else
- btusb_submit_isoc_urb(hdev, GFP_NOIO);
- }
-
- spin_lock_irq(&data->txlock);
- play_deferred(data);
- clear_bit(BTUSB_SUSPENDING, &data->flags);
- spin_unlock_irq(&data->txlock);
- schedule_work(&data->work);
-
- return 0;
-
-failed:
- mdelay(URB_CANCELING_DELAY_MS); // Added by Realtek
- usb_scuttle_anchored_urbs(&data->deferred);
-//done:
- spin_lock_irq(&data->txlock);
- clear_bit(BTUSB_SUSPENDING, &data->flags);
- spin_unlock_irq(&data->txlock);
-
- return err;
-}
-#endif
-
-static struct usb_driver btusb_driver = {
- .name = "comm_btusb",
- .probe = btusb_probe,
- .disconnect = btusb_disconnect,
-#ifdef CONFIG_PM
- .suspend = btusb_suspend,
- .resume = btusb_resume,
-#endif
-#if CONFIG_RESET_RESUME
- .reset_resume = btusb_resume,
-#endif
- .id_table = btusb_table,
- .supports_autosuspend = 1,
-};
-
-static int __init btusb_init(void)
-{
- RTKBT_DBG("csr Bluetooth USB driver ver %s", VERSION);
- //wifi_power_ctrl(1);//added by rubbit
- return usb_register(&btusb_driver);
-}
-
-static void __exit btusb_exit(void)
-{
- RTKBT_DBG(KERN_INFO "rtk_btusb: btusb_exit");
- usb_deregister(&btusb_driver);
- wifi_power_ctrl(0);//added by rubbit
-}
-
-module_init(btusb_init);
-module_exit(btusb_exit);
-
-MODULE_AUTHOR("");
-MODULE_DESCRIPTION("Realtek Bluetooth USB driver ver " VERSION);
-MODULE_VERSION(VERSION);
-MODULE_LICENSE("GPL");
-
-
-
-/*******************************
-** Reasil patch code
-********************************/
-#define CMD_CMP_EVT 0x0e
-#define PKT_LEN 300
-#define MSG_TO 1000
-#define PATCH_SEG_MAX 252
-#define DATA_END 0x80
-#define DOWNLOAD_OPCODE 0xfc20
-#define BTOFF_OPCODE 0xfc28
-#define TRUE 1
-#define FALSE 0
-#define CMD_HDR_LEN sizeof(struct hci_command_hdr)
-#define EVT_HDR_LEN sizeof(struct hci_event_hdr)
-#define CMD_CMP_LEN sizeof(struct hci_ev_cmd_complete)
-
-
-enum rtk_endpoit {
- CTRL_EP = 0,
- INTR_EP = 1,
- BULK_EP = 2,
- ISOC_EP = 3
-};
-
-typedef struct {
- uint16_t prod_id;
- uint16_t lmp_sub;
- char *patch_name;
- char *config_name;
- uint8_t *fw_cache;
- int fw_len;
-} patch_info;
-
-typedef struct {
- struct list_head list_node;
- struct usb_interface *intf;
- struct usb_device *udev;
- struct notifier_block pm_notifier;
- patch_info *patch_entry;
-} dev_data;
-
-typedef struct {
- dev_data *dev_entry;
- int pipe_in, pipe_out;
- uint8_t *send_pkt;
- uint8_t *rcv_pkt;
- struct hci_command_hdr *cmd_hdr;
- struct hci_event_hdr *evt_hdr;
- struct hci_ev_cmd_complete *cmd_cmp;
- uint8_t *req_para, *rsp_para;
- uint8_t *fw_data;
- int pkt_len, fw_len;
-} xchange_data;
-
-typedef struct {
- uint8_t index;
- uint8_t data[PATCH_SEG_MAX];
-} __attribute__((packed)) download_cp;
-
-typedef struct {
- uint8_t status;
- uint8_t index;
-} __attribute__((packed)) download_rp;
-
-
-static dev_data* dev_data_find(struct usb_interface* intf);
-static patch_info* get_patch_entry(struct usb_device* udev);
-static int rtkbt_pm_notify(struct notifier_block* notifier, ulong pm_event, void* unused);
-static int load_firmware(dev_data* dev_entry, uint8_t** buff);
-static void init_xdata(xchange_data* xdata, dev_data* dev_entry);
-static int check_fw_version(xchange_data* xdata);
-static int get_firmware(xchange_data* xdata);
-static int download_data(xchange_data* xdata);
-static int send_hci_cmd(xchange_data* xdata);
-static int rcv_hci_evt(xchange_data* xdata);
-
-
-static patch_info patch_table[] = {
- { 1828, 0x1200, "rtk8723a", "rtk8723_bt_config", NULL, 0 },
- { 46880, 0x8723, "rtk8723b", "rtk8723_bt_config", NULL, 0 },
- { 0, 0x1200, "rtk8723a", "rtk8723_bt_config", NULL, 0 }
-};
-
-static LIST_HEAD(dev_data_list);
-
-
-int patch_add(struct usb_interface* intf)
-{
- dev_data *dev_entry;
- struct usb_device *udev;
-
- RTKBT_DBG("patch_add");
- dev_entry = dev_data_find(intf);
- if (NULL != dev_entry)
- {
- return -1;
- }
-
- udev = interface_to_usbdev(intf);
-#if BTUSB_RPM
- RTKBT_DBG("auto suspend is enabled");
- usb_enable_autosuspend(udev);
- pm_runtime_set_autosuspend_delay(&(udev->dev),2000);
-#endif
-
- dev_entry = kzalloc(sizeof(dev_data), GFP_KERNEL);
- dev_entry->intf = intf;
- dev_entry->udev = udev;
- dev_entry->pm_notifier.notifier_call = rtkbt_pm_notify;
- dev_entry->patch_entry = get_patch_entry(udev);
- list_add(&dev_entry->list_node, &dev_data_list);
- register_pm_notifier(&dev_entry->pm_notifier);
-
- return 0;
-}
-
-void patch_remove(struct usb_interface* intf)
-{
- dev_data *dev_entry;
- struct usb_device *udev;
- return 0; //add by rubbitxiao
-
- udev = interface_to_usbdev(intf);
-#if BTUSB_RPM
- usb_disable_autosuspend(udev);
-#endif
-
- dev_entry = dev_data_find(intf);
- if (NULL == dev_entry)
- {
- return;
- }
-
- RTKBT_DBG("patch_remove");
- list_del(&dev_entry->list_node);
- unregister_pm_notifier(&dev_entry->pm_notifier);
- kfree(dev_entry);
-}
-
-int download_patch(struct usb_interface* intf)
-{
- dev_data *dev_entry;
- xchange_data *xdata = NULL;
- uint8_t *fw_buf;
- int ret_val;
- return 0;//added by rubbitxiao
- RTKBT_DBG("download_patch start");
- dev_entry = dev_data_find(intf);
- if (NULL == dev_entry)
- {
- ret_val = -1;
- RTKBT_ERR("NULL == dev_entry");
- goto patch_end;
- }
-
- xdata = kzalloc(sizeof(xchange_data), GFP_KERNEL);
- if(NULL == xdata)
- {
- ret_val = -1;
- RTKBT_DBG("NULL == xdata");
- goto patch_end;
- }
-
- init_xdata(xdata, dev_entry);
- ret_val = check_fw_version(xdata);
- if (ret_val != 0)
- {
- goto patch_end;
- }
-
- ret_val = get_firmware(xdata);
- if (ret_val < 0)
- {
- RTKBT_ERR("get_firmware failed!");
- goto patch_end;
- }
- fw_buf = xdata->fw_data;
-
- ret_val = download_data(xdata);
- if (ret_val < 0)
- {
- RTKBT_ERR("download_data failed!");
- goto patch_fail;
- }
-
- ret_val = check_fw_version(xdata);
- if (ret_val <= 0)
- {
- ret_val = -1;
- goto patch_fail;
- }
-
- ret_val = 0;
-patch_fail:
- kfree(fw_buf);
-patch_end:
- if(xdata != NULL)
- {
- if(xdata->send_pkt)
- kfree(xdata->send_pkt);
- if(xdata->rcv_pkt)
- kfree(xdata->rcv_pkt);
- kfree(xdata);
- }
- RTKBT_DBG("Rtk patch end %d", ret_val);
- return ret_val;
-}
-
-int set_btoff(struct usb_interface* intf)
-{
- dev_data *dev_entry;
- xchange_data *xdata = NULL;
- int ret_val;
-
- RTKBT_DBG("set_btoff");
- dev_entry = dev_data_find(intf);
- if (NULL == dev_entry)
- {
- return -1;
- }
-
- xdata = kzalloc(sizeof(xchange_data), GFP_KERNEL);
- if(NULL == xdata)
- {
- ret_val = -1;
- RTKBT_DBG("NULL == xdata");
- return ret_val;
- }
-
- init_xdata(xdata, dev_entry);
-
-
- xdata->cmd_hdr->opcode = cpu_to_le16(BTOFF_OPCODE);
- xdata->cmd_hdr->plen = 1;
- xdata->pkt_len = CMD_HDR_LEN + 1;
- xdata->send_pkt[CMD_HDR_LEN] = 1;
-
- ret_val = send_hci_cmd(xdata);
- if (ret_val < 0)
- {
- goto tagEnd;
- }
-
- ret_val = rcv_hci_evt(xdata);
- if (ret_val < 0)
- {
- goto tagEnd;
- }
-
-tagEnd:
- if(xdata != NULL)
- {
- if(xdata->send_pkt)
- kfree(xdata->send_pkt);
- if(xdata->rcv_pkt)
- kfree(xdata->rcv_pkt);
- kfree(xdata);
- }
-
- RTKBT_DBG("set_btoff done");
-
- return ret_val;
-}
-
-
-dev_data* dev_data_find(struct usb_interface* intf)
-{
- dev_data *dev_entry;
-
- list_for_each_entry(dev_entry, &dev_data_list, list_node)
- {
- if (dev_entry->intf == intf)
- {
- return dev_entry;
- }
- }
-
- return NULL;
-}
-
-patch_info* get_patch_entry(struct usb_device* udev)
-{
- patch_info *patch_entry;
- uint16_t pid;
-
- patch_entry = patch_table;
- pid = le16_to_cpu(udev->descriptor.idProduct);
- while (pid != patch_entry->prod_id)
- {
- if (0 == patch_entry->prod_id) break;
- patch_entry++;
- }
-
- return patch_entry;
-}
-
-int rtkbt_pm_notify(
- struct notifier_block* notifier,
- ulong pm_event,
- void* unused)
-{
- dev_data *dev_entry;
- patch_info *patch_entry;
- struct usb_device *udev;
-
- dev_entry = container_of(notifier, dev_data, pm_notifier);
- patch_entry = dev_entry->patch_entry;
- udev = dev_entry->udev;
- RTKBT_DBG("rtkbt_pm_notify pm_event =%ld",pm_event);
- switch (pm_event)
- {
- case PM_SUSPEND_PREPARE:
- case PM_HIBERNATION_PREPARE:
- patch_entry->fw_len = load_firmware(dev_entry, &patch_entry->fw_cache);
- if (patch_entry->fw_len <= 0)
- {
- RTKBT_DBG("rtkbt_pm_notify return NOTIFY_BAD");
- return NOTIFY_BAD;
- }
-
- if (!device_may_wakeup(&udev->dev))
- {
- #ifdef CONFIG_RESET_RESUME
- RTKBT_DBG("remote wakeup not support, reset_resume support ");
- #else
- dev_entry->intf->needs_binding = 1;
- RTKBT_DBG("remote wakeup not support, set intf->needs_binding = 1");
- #endif
- }
- break;
-
- case PM_POST_SUSPEND:
- case PM_POST_HIBERNATION:
- case PM_POST_RESTORE:
- if (patch_entry->fw_len > 0)
- {
- kfree(patch_entry->fw_cache);
- patch_entry->fw_cache = NULL;
- patch_entry->fw_len = 0;
- }
-#if BTUSB_RPM
- usb_disable_autosuspend(udev);
- usb_enable_autosuspend(udev);
- pm_runtime_set_autosuspend_delay(&(udev->dev),2000);
-#endif
- break;
-
- default:
- break;
- }
-
- return NOTIFY_DONE;
-}
-
-int load_firmware(dev_data* dev_entry, uint8_t** buff)
-{
- const struct firmware *fw;
- struct usb_device *udev;
- patch_info *patch_entry;
- char *fw_name;
- int fw_len = 0, ret_val;
-
- RTKBT_DBG("load_firmware");
- udev = dev_entry->udev;
- patch_entry = dev_entry->patch_entry;
- fw_name = patch_entry->patch_name;
- ret_val = request_firmware(&fw, fw_name, &udev->dev);
- if (ret_val < 0) goto fw_fail;
-
- *buff = kzalloc(fw->size, GFP_KERNEL);
- if (NULL == *buff) goto alloc_fail;
- memcpy(*buff, fw->data, fw->size);
- fw_len = fw->size;
-
-#if LOAD_CONFIG
- release_firmware(fw);
- fw_name = patch_entry->config_name;
- ret_val = request_firmware(&fw, fw_name, &udev->dev);
- if (ret_val < 0)
- {
- fw_len = 0;
- kfree(*buff);
- *buff = NULL;
- goto fw_fail;
- }
-
- *buff = krealloc(*buff, fw_len + fw->size, GFP_KERNEL);
- if (NULL == *buff)
- {
- fw_len = 0;
- goto alloc_fail;
- }
- memcpy(*buff + fw_len, fw->data, fw->size);
- fw_len += fw->size;
-#endif
-
-alloc_fail:
- release_firmware(fw);
-fw_fail:
- return fw_len;
-}
-
-void init_xdata(
- xchange_data* xdata,
- dev_data* dev_entry)
-{
- memset(xdata, 0, sizeof(xchange_data));
- xdata->dev_entry = dev_entry;
- xdata->pipe_in = usb_rcvintpipe(dev_entry->udev, INTR_EP);
- xdata->pipe_out = usb_sndctrlpipe(dev_entry->udev, CTRL_EP);
- xdata->send_pkt = kzalloc(PKT_LEN, GFP_KERNEL);
- xdata->rcv_pkt = kzalloc(PKT_LEN, GFP_KERNEL);
- xdata->cmd_hdr = (struct hci_command_hdr*)(xdata->send_pkt);
- xdata->evt_hdr = (struct hci_event_hdr*)(xdata->rcv_pkt);
- xdata->cmd_cmp = (struct hci_ev_cmd_complete*)(xdata->rcv_pkt + EVT_HDR_LEN);
- xdata->req_para = xdata->send_pkt + CMD_HDR_LEN;
- xdata->rsp_para = xdata->rcv_pkt + EVT_HDR_LEN + CMD_CMP_LEN;
-}
-
-int check_fw_version(xchange_data* xdata)
-{
- struct hci_rp_read_local_version *read_ver_rsp;
- patch_info *patch_entry;
- int ret_val;
-
- xdata->cmd_hdr->opcode = cpu_to_le16(HCI_OP_READ_LOCAL_VERSION);
- xdata->cmd_hdr->plen = 0;
- xdata->pkt_len = CMD_HDR_LEN;
-
- ret_val = send_hci_cmd(xdata);
- if (ret_val < 0)
- {
- goto version_end;
- }
-
- ret_val = rcv_hci_evt(xdata);
- if (ret_val < 0)
- {
- goto version_end;
- }
-
- patch_entry = xdata->dev_entry->patch_entry;
- read_ver_rsp = (struct hci_rp_read_local_version*)(xdata->rsp_para);
- RTKBT_DBG("check_fw_version : read_ver_rsp->lmp_subver = 0x%x",read_ver_rsp->lmp_subver);
- if (patch_entry->lmp_sub != read_ver_rsp->lmp_subver)
- {
- return 1;
- }
-
- ret_val = 0;
-version_end:
- return ret_val;
-}
-
-int get_firmware(xchange_data* xdata)
-{
- dev_data *dev_entry;
- patch_info *patch_entry;
-
- dev_entry = xdata->dev_entry;
- patch_entry = dev_entry->patch_entry;
- if (patch_entry->fw_len > 0)
- {
- xdata->fw_data = kzalloc(patch_entry->fw_len, GFP_KERNEL);
- if (NULL == xdata->fw_data) return -ENOMEM;
- memcpy(xdata->fw_data, patch_entry->fw_cache, patch_entry->fw_len);
- xdata->fw_len = patch_entry->fw_len;
- }
- else
- {
- xdata->fw_len = load_firmware(dev_entry, &xdata->fw_data);
- if (xdata->fw_len <= 0) return -1;
- }
-
- return 0;
-}
-
-int download_data(xchange_data* xdata)
-{
- download_cp *cmd_para;
- download_rp *evt_para;
- uint8_t *pcur;
- int pkt_len, frag_num, frag_len;
- int i, ret_val;
-
- cmd_para = (download_cp*)xdata->req_para;
- evt_para = (download_rp*)xdata->rsp_para;
- pcur = xdata->fw_data;
- pkt_len = CMD_HDR_LEN + sizeof(download_cp);
- frag_num = xdata->fw_len / PATCH_SEG_MAX + 1;
- frag_len = PATCH_SEG_MAX;
-
- for (i = 0; i < frag_num; i++)
- {
- cmd_para->index = i;
- if (i == (frag_num - 1))
- {
- cmd_para->index |= DATA_END;
- frag_len = xdata->fw_len % PATCH_SEG_MAX;
- pkt_len -= (PATCH_SEG_MAX - frag_len);
- }
- xdata->cmd_hdr->opcode = cpu_to_le16(DOWNLOAD_OPCODE);
- xdata->cmd_hdr->plen = sizeof(uint8_t) + frag_len;
- xdata->pkt_len = pkt_len;
- memcpy(cmd_para->data, pcur, frag_len);
-
- ret_val = send_hci_cmd(xdata);
- if (ret_val < 0)
- {
- return ret_val;
- }
-
- ret_val = rcv_hci_evt(xdata);
- if (ret_val < 0)
- {
- return ret_val;
- }
- if (0 != evt_para->status)
- {
- return -1;
- }
-
- pcur += PATCH_SEG_MAX;
- }
-
- return xdata->fw_len;
-}
-
-int send_hci_cmd(xchange_data* xdata)
-{
- int ret_val;
-
- ret_val = usb_control_msg(
- xdata->dev_entry->udev, xdata->pipe_out,
- 0, USB_TYPE_CLASS, 0, 0,
- (void*)(xdata->send_pkt),
- xdata->pkt_len, MSG_TO);
-
- return ret_val;
-}
-
-int rcv_hci_evt(xchange_data* xdata)
-{
- int ret_len, ret_val;
- int i; // Added by Realtek
-
- while (1)
- {
-
- // **************************** Modifed by Realtek (begin)
- for(i = 0; i < 5; i++) // Try to send USB interrupt message 5 times.
- {
- ret_val = usb_interrupt_msg(
- xdata->dev_entry->udev, xdata->pipe_in,
- (void*)(xdata->rcv_pkt), PKT_LEN,
- &ret_len, MSG_TO);
- if(ret_val >= 0)
- break;
- }
- // **************************** Modifed by Realtek (end)
-
- if (ret_val < 0)
- {
- return ret_val;
- }
-
-
- if (CMD_CMP_EVT == xdata->evt_hdr->evt)
- {
- if (xdata->cmd_hdr->opcode == xdata->cmd_cmp->opcode)
- return ret_len;
- }
-
-
- }
-}
-
-void print_acl (struct sk_buff *skb,int dataOut)
-{
-#if PRINT_ACL_DATA
- uint wlength = skb->len;
- uint icount=0;
- u16* handle = (u16*)(skb->data);
- u16 dataLen=*(handle+1);
- u8* acl_data =(u8*)(skb->data);
-//if (0==dataOut)
- printk("%d handle:%04x,len:%d,",dataOut,*handle,dataLen);
-//else
-// printk("In handle:%04x,len:%d,",*handle,dataLen);
-/* for(icount=4;(icount<wlength)&&(icount<32);icount++)
- {
- printk("%02x ",*(acl_data+icount) );
- }
- printk("\n");
-*/
-#endif
-}
-void print_command(struct sk_buff *skb)
-{
-
-#if 0
- uint wlength = skb->len;
- uint icount=0;
- u16* opcode = (u16*)(skb->data);
- u8* cmd_data =(u8*)(skb->data);
- u8 paramLen=*(cmd_data+2);
-
- switch (*opcode) {
- case HCI_OP_INQUIRY:
- printk("HCI_OP_INQUIRY");
- break;
- case HCI_OP_INQUIRY_CANCEL:
- printk("HCI_OP_INQUIRY_CANCEL");
- break;
- case HCI_OP_EXIT_PERIODIC_INQ:
- printk("HCI_OP_EXIT_PERIODIC_INQ");
- break;
- case HCI_OP_CREATE_CONN:
- printk("HCI_OP_CREATE_CONN");
- break;
- case HCI_OP_DISCONNECT:
- printk("HCI_OP_DISCONNECT");
- break;
- case HCI_OP_CREATE_CONN_CANCEL:
- printk("HCI_OP_CREATE_CONN_CANCEL");
- break;
- case HCI_OP_ACCEPT_CONN_REQ:
- printk("HCI_OP_ACCEPT_CONN_REQ");
- break;
- case HCI_OP_REJECT_CONN_REQ:
- printk("HCI_OP_REJECT_CONN_REQ");
- break;
- case HCI_OP_AUTH_REQUESTED:
- printk("HCI_OP_AUTH_REQUESTED");
- break;
- case HCI_OP_SET_CONN_ENCRYPT:
- printk("HCI_OP_SET_CONN_ENCRYPT");
- break;
- case HCI_OP_REMOTE_NAME_REQ:
- printk("HCI_OP_REMOTE_NAME_REQ");
- break;
- case HCI_OP_READ_REMOTE_FEATURES:
- printk("HCI_OP_READ_REMOTE_FEATURES");
- break;
- case HCI_OP_SNIFF_MODE:
- printk("HCI_OP_SNIFF_MODE");
- break;
- case HCI_OP_EXIT_SNIFF_MODE:
- printk("HCI_OP_EXIT_SNIFF_MODE");
- break;
- case HCI_OP_SWITCH_ROLE:
- printk("HCI_OP_SWITCH_ROLE");
- break;
- case HCI_OP_SNIFF_SUBRATE:
- printk("HCI_OP_SNIFF_SUBRATE");
- break;
- case HCI_OP_RESET:
- printk("HCI_OP_RESET");
- break;
- default:
- printk("CMD");
- break;
- }
- printk(":%04x,len:%d,",*opcode,paramLen);
- for(icount=3;(icount<wlength)&&(icount<24);icount++)
- {
- printk("%02x ",*(cmd_data+icount) );
- }
- printk("\n");
-
-#endif
-}
-void print_event(struct sk_buff *skb)
-{
- //printk("print_event\n");
-#if 0
- uint wlength = skb->len;
- uint icount=0;
- u8* opcode = (u8*)(skb->data);
- u8 paramLen=*(opcode+1);
-
- switch (*opcode) {
- case HCI_EV_INQUIRY_COMPLETE:
- printk("HCI_EV_INQUIRY_COMPLETE");
- break;
- case HCI_EV_INQUIRY_RESULT:
- printk("HCI_EV_INQUIRY_RESULT");
- break;
- case HCI_EV_CONN_COMPLETE:
- printk("HCI_EV_CONN_COMPLETE");
- break;
- case HCI_EV_CONN_REQUEST:
- printk("HCI_EV_CONN_REQUEST");
- break;
- case HCI_EV_DISCONN_COMPLETE:
- printk("HCI_EV_DISCONN_COMPLETE");
- break;
- case HCI_EV_AUTH_COMPLETE:
- printk("HCI_EV_AUTH_COMPLETE");
- break;
- case HCI_EV_REMOTE_NAME:
- printk("HCI_EV_REMOTE_NAME");
- break;
- case HCI_EV_ENCRYPT_CHANGE:
- printk("HCI_EV_ENCRYPT_CHANGE");
- break;
- case HCI_EV_CHANGE_LINK_KEY_COMPLETE:
- printk("HCI_EV_CHANGE_LINK_KEY_COMPLETE");
- break;
- case HCI_EV_REMOTE_FEATURES:
- printk("HCI_EV_REMOTE_FEATURES");
- break;
- case HCI_EV_REMOTE_VERSION:
- printk("HCI_EV_REMOTE_VERSION");
- break;
- case HCI_EV_QOS_SETUP_COMPLETE:
- printk("HCI_EV_QOS_SETUP_COMPLETE");
- break;
- case HCI_EV_CMD_COMPLETE:
- printk("HCI_EV_CMD_COMPLETE");
- break;
- case HCI_EV_CMD_STATUS:
- printk("HCI_EV_CMD_STATUS");
- break;
- case HCI_EV_ROLE_CHANGE:
- printk("HCI_EV_ROLE_CHANGE");
- break;
- case HCI_EV_NUM_COMP_PKTS:
- printk("HCI_EV_NUM_COMP_PKTS");
- break;
- case HCI_EV_MODE_CHANGE:
- printk("HCI_EV_MODE_CHANGE");
- break;
- case HCI_EV_PIN_CODE_REQ:
- printk("HCI_EV_PIN_CODE_REQ");
- break;
- case HCI_EV_LINK_KEY_REQ:
- printk("HCI_EV_LINK_KEY_REQ");
- break;
- case HCI_EV_LINK_KEY_NOTIFY:
- printk("HCI_EV_LINK_KEY_NOTIFY");
- break;
- case HCI_EV_CLOCK_OFFSET:
- printk("HCI_EV_CLOCK_OFFSET");
- break;
- case HCI_EV_PKT_TYPE_CHANGE:
- printk("HCI_EV_PKT_TYPE_CHANGE");
- break;
- case HCI_EV_PSCAN_REP_MODE:
- printk("HCI_EV_PSCAN_REP_MODE");
- break;
- case HCI_EV_INQUIRY_RESULT_WITH_RSSI:
- printk("HCI_EV_INQUIRY_RESULT_WITH_RSSI");
- break;
- case HCI_EV_REMOTE_EXT_FEATURES:
- printk("HCI_EV_REMOTE_EXT_FEATURES");
- break;
- case HCI_EV_SYNC_CONN_COMPLETE:
- printk("HCI_EV_SYNC_CONN_COMPLETE");
- break;
- case HCI_EV_SYNC_CONN_CHANGED:
- printk("HCI_EV_SYNC_CONN_CHANGED");
- break;
- case HCI_EV_SNIFF_SUBRATE:
- printk("HCI_EV_SNIFF_SUBRATE");
- break;
- case HCI_EV_EXTENDED_INQUIRY_RESULT:
- printk("HCI_EV_EXTENDED_INQUIRY_RESULT");
- break;
- case HCI_EV_IO_CAPA_REQUEST:
- printk("HCI_EV_IO_CAPA_REQUEST");
- break;
- case HCI_EV_SIMPLE_PAIR_COMPLETE:
- printk("HCI_EV_SIMPLE_PAIR_COMPLETE");
- break;
- case HCI_EV_REMOTE_HOST_FEATURES:
- printk("HCI_EV_REMOTE_HOST_FEATURES");
- break;
- default:
- printk("event");
- break;
- }
- printk(":%02x,len:%d,",*opcode,paramLen);
- for(icount=2;(icount<wlength)&&(icount<24);icount++)
- {
- printk("%02x ",*(opcode+icount) );
- }
- printk("\n");
-
-#endif
-
-}
-
-#if CONFIG_BLUEDROID //for 4.2
-//=========================================
-/*
- * Realtek - Add for Android 4.2 (fake character device)
- */
-static int
-btfcd_open(struct inode *inode_p,
- struct file *file_p)
-
-{
- struct btusb_data *data;
- struct hci_dev *hdev;
-
- RTKBT_DBG("btfcd open\n");
-
- hdev = hci_dev_get(0);
- if (!hdev)
- return -1;
- data = GET_DRV_DATA(hdev);
-
- skb_queue_head_init(&data->readq);
- init_waitqueue_head(&data->read_wait);
-
- atomic_inc(&hdev->promisc);
- file_p->private_data = data;
-
- hci_dev_open(0);
- return nonseekable_open(inode_p, file_p);
-}
-
-static int
-btfcd_close(struct inode *inode_p,
- struct file *file_p)
-{
- struct hci_dev *hdev;
-
- RTKBT_DBG("btfcd close\n");
-
- hdev = hci_dev_get(0);
- atomic_dec(&hdev->promisc);
-
- hci_dev_close(0);
-
- file_p->private_data = NULL;
- return SUCCESS;
-}
-
-static inline ssize_t usb_put_user(struct btusb_data *data,
- struct sk_buff *skb, char __user *buf, int count)
-{
- char __user *ptr = buf;
- int len, total = 0;
-
- len = min_t(unsigned int, skb->len, count);
-
- if (copy_to_user(ptr, skb->data, len))
- return -EFAULT;
-
- total += len;
-
- return total;
-}
-
-
-static struct sk_buff *rtk_skb_queue[QUEUE_SIZE];
-static int rtk_skb_queue_front = -1;
-static int rtk_skb_queue_rear = -1;
-
-static void enqueue(struct sk_buff *skb)
-{
- if(rtk_skb_queue_front == (rtk_skb_queue_rear+1)%QUEUE_SIZE)
- {
- RTKBT_ERR("queue is full\n");
- }
- else
- {
- if(rtk_skb_queue_front==-1)
- rtk_skb_queue_front=rtk_skb_queue_rear=0;
- else
- rtk_skb_queue_rear=(rtk_skb_queue_rear+1)%QUEUE_SIZE;
-#if LINUX_VERSION_CODE > KERNEL_VERSION(3, 4, 0)
- rtk_skb_queue[rtk_skb_queue_rear] = __pskb_copy(skb, 1, GFP_ATOMIC);
-#else
- rtk_skb_queue[rtk_skb_queue_rear] = pskb_copy(skb, GFP_ATOMIC);
-#endif
-
- }
-}
-
-
-static struct sk_buff* dequeue(void)
-{
- struct sk_buff *skb;
- if(rtk_skb_queue_front == -1)
- {
- RTKBT_ERR("queue is empty\n");
- return NULL;
- }
- else
- {
-#if LINUX_VERSION_CODE > KERNEL_VERSION(3, 4, 0)
- skb = __pskb_copy(rtk_skb_queue[rtk_skb_queue_front], 1, GFP_ATOMIC);
-#else
- skb = pskb_copy(rtk_skb_queue[rtk_skb_queue_front], GFP_ATOMIC);
-#endif
- kfree_skb(rtk_skb_queue[rtk_skb_queue_front]);
- if(rtk_skb_queue_front==rtk_skb_queue_rear)
- rtk_skb_queue_front=rtk_skb_queue_rear=-1;
- else
- rtk_skb_queue_front = (rtk_skb_queue_front+1)%QUEUE_SIZE;
- return skb;
- }
- return NULL;
-}
-
-static int is_queue_empty(void)
-{
- return (rtk_skb_queue_front == -1)?1:0;
-}
-
-static ssize_t
-btfcd_read(struct file *file_p,
- char __user *buf_p,
- size_t count,
- loff_t *pos_p)
-{
- struct btusb_data *data;
- struct sk_buff *skb;
- ssize_t ret = 0;
-
- //RTKBT_DBG("==========btfcd_read\n");
-
- while (count) {
- data = GET_DRV_DATA(hci_dev_get(0));
- if (!is_queue_empty()) {
- skb = dequeue();
- } else {
- skb = NULL;
- }
- if (skb) {
- ret = usb_put_user(data, skb, buf_p, count);
- kfree_skb(skb);
-
- skb = NULL;
- if (ret < 0){
- RTKBT_ERR("==========btfcd copy_to_user return -1 \n");
- }
- break;
- }
-
- ret = wait_event_interruptible(data->read_wait, !is_queue_empty());
- if (ret < 0){
- //RTKBT_DBG("I return read %d \n", ret);
- break;
- }
- }
- return ret;
-} /* End of btfcd_read */
-
-static ssize_t
-btfcd_write(struct file *file_p,
- const char __user *buf_p,
- size_t count,
- loff_t *pos_p)
-{
- struct btusb_data *data = file_p->private_data;
- struct sk_buff *skb;
-
- //RTKBT_DBG("==========btfcd_write\n");
-
- if (count > HCI_MAX_FRAME_SIZE)
- return -EINVAL;
-
- skb = bt_skb_alloc(count, GFP_ATOMIC);
- if (!skb)
- return -ENOMEM;
-
- if (copy_from_user(skb_put(skb, count), buf_p, count)) {
- printk("==========btfcd copy_from_user return -1 \n");
- kfree_skb(skb);
- return -EFAULT;
- }
-
- if (!data || !data->hdev) {
- return -EFAULT;
- }
-
- skb->dev = (void *) data->hdev;
- bt_cb(skb)->pkt_type = *((__u8 *) skb->data);
- skb_pull(skb, 1);
-
- data->hdev->send(skb);
-
- return count;
-} /* End of btfcd_write */
-
-static unsigned int btfcd_poll(struct file *file, poll_table *wait)
-{
- struct btusb_data *data;
- data = GET_DRV_DATA(hci_dev_get(0));
-
- //RTKBT_DBG("==========btfcd_poll\n");
-
- poll_wait(file, &data->read_wait, wait);
-
- if (!is_queue_empty())
- return POLLIN | POLLRDNORM;
-
- return POLLOUT | POLLWRNORM;
-} /* End of btfcd_poll */
-
-static int btfcd_init(void)
-{
- printk("Registering file operations for btfcd driver\n");
-
- /*
- * Register btusb as a character device driver with linux OS and return
- * ERROR on failure
- */
- if ((cl = class_create(THIS_MODULE, DEVICE_NAME)) == NULL)
- {
- return ERROR;
- }
- if (alloc_chrdev_region(&first, 0, 1, DEVICE_NAME) < 0)
- {
- class_destroy(cl);
- return ERROR;
- }
- if (device_create(cl, NULL, first, NULL, DEVICE_NAME) == NULL)
- {
- unregister_chrdev_region(first, 1);
- class_destroy(cl);
- return ERROR;
- }
- cdev_init(&c_dev, &btfcd_file_ops_g);
- if (cdev_add(&c_dev, first, 1) == -1)
- {
- device_destroy(cl, first);
- unregister_chrdev_region(first, 1);
- class_destroy(cl);
- return ERROR;
- }
-
- printk("Class driver initialized successfully\n");
-
- return SUCCESS;
-} /* end of btfcd_init() */
-
-static void btfcd_exit(void)
-{
- printk("Unregister btfcd as a character device driver\n");
-
- /*
- * Unregister btusb as a character device driver with linux OS and on
- * failure try again unregistring
- */
- device_destroy(cl, first);
- cdev_del(&c_dev);
- unregister_chrdev_region(first, 1);
- class_destroy(cl);
-
- printk("Exiting btfcd driver\n");
-
- return ;
-} /* end of btfcd_exit() */
-
-static void hci_send_to_stack(struct hci_dev *hdev, struct sk_buff *skb)
-{
- struct sk_buff *rtk_skb_copy = NULL;
- struct btusb_data *data;
-
- //RTKBT_DBG("hci_send_to_stack\n");
-
- if (!hdev) {
- RTKBT_ERR("Frame for unknown HCI device (hdev=NULL)");
- return;
- }
-
- if (!test_bit(HCI_RUNNING, &hdev->flags)) {
- RTKBT_ERR("HCI not running");
- return;
- }
-
-#if LINUX_VERSION_CODE > KERNEL_VERSION(3, 4, 0)
- rtk_skb_copy = __pskb_copy(skb, 1, GFP_ATOMIC);
-#else
- rtk_skb_copy = pskb_copy(skb, GFP_ATOMIC);
-#endif
- if (!rtk_skb_copy) {
- RTKBT_ERR("copy skb error");
- return;
- }
-
- memcpy(skb_push(rtk_skb_copy, 1), &bt_cb(skb)->pkt_type, 1);
- enqueue(rtk_skb_copy);
- kfree_skb(rtk_skb_copy);
- data = GET_DRV_DATA(hci_dev_get(0));
- wake_up_interruptible(&data->read_wait);
-
- return ;
-}
-/*
- * Realtek - Add for Android 4.2 (fake character device) end
- */
-//=========================================
-
-//=========================================
-/*
- * Realtek - Integrate from hci_core.c
- */
-
-/* Get HCI device by index.
- * Device is held on return. */
-struct hci_dev *hci_dev_get(int index)
-{
- //RTKBT_DBG("hci_dev_get index=%d", index);
-
- if (index !=0)
- return NULL;
-
- if (Ghdev==NULL)
- RTKBT_ERR("hci_dev_get Ghdev==NULL");
- return Ghdev;
-}
-
-/* ---- HCI ioctl helpers ---- */
-int hci_dev_open(__u16 dev)
-{
- struct hci_dev *hdev;
- int ret = 0;
-
- //RTKBT_DBG("hci_dev_open dev=%d ", dev);
- hdev = hci_dev_get(dev);
- if (!hdev)
- return -ENODEV;
-
- //RTKBT_DBG("%s %p", hdev->name, hdev);
-
- //RTKBT_DBG("hci_dev_open ------------1");
- if (test_bit(HCI_UNREGISTER, &hdev->dev_flags)) {
- ret = -ENODEV;
- goto done;
- }
-
-
- if (test_bit(HCI_UP, &hdev->flags)) {
- ret = -EALREADY;
- goto done;
- }
-
- //RTKBT_DBG("hci_dev_open ------------1");
- if (hdev->open(hdev)) {
- ret = -EIO;
- goto done;
- }
-
- //RTKBT_DBG("hci_dev_open ------------2");
- set_bit(HCI_UP, &hdev->flags);
-done:
- return ret;
-}
-
-static int hci_dev_do_close(struct hci_dev *hdev)
-{
- //RTKBT_DBG(" hci_dev_do_close %s %p", hdev->name, hdev);
- if (hdev->flush)
- hdev->flush(hdev);
- /* After this point our queues are empty
- * and no tasks are scheduled. */
- hdev->close(hdev);
- /* Clear flags */
- hdev->flags = 0;
- return 0;
-}
-int hci_dev_close(__u16 dev)
-{
- struct hci_dev *hdev;
- int err;
- //RTKBT_DBG(" hci_dev_close");
- hdev = hci_dev_get(dev);
- if (!hdev)
- return -ENODEV;
-
- err = hci_dev_do_close(hdev);
-
- return err;
-}
-
-struct hci_dev *hci_alloc_dev(void)
-{
- struct hci_dev *hdev;
-
- hdev = kzalloc(sizeof(struct hci_dev), GFP_KERNEL);
- if (!hdev)
- return NULL;
-
- return hdev;
-}
-
-/* Free HCI device */
-void hci_free_dev(struct hci_dev *hdev)
-{
- // skb_queue_purge(&hdev->driver_init);
- //RTKBT_DBG("hci_free_dev-----1 ");
- /* will free via device release */
- // put_device(&hdev->dev);
- kfree(hdev);
- //RTKBT_DBG("hci_free_dev-----2 ");
-}
-
-/* Register HCI device */
-int hci_register_dev(struct hci_dev *hdev)
-{
- int i, id;
-
- RTKBT_DBG("hci_register_dev %p name %s bus %d", hdev, hdev->name, hdev->bus);
- /* Do not allow HCI_AMP devices to register at index 0,
- * so the index can be used as the AMP controller ID.
- */
- id = (hdev->dev_type == HCI_BREDR) ? 0 : 1;
-
- RTKBT_DBG("id=%d ",id);
-
- write_lock(&hci_dev_list_lock);
-
- sprintf(hdev->name, "hci%d", id);
- RTKBT_DBG("hdev->name=%s ",hdev->name);
- hdev->id = id;
- mutex_init(&hdev->lock);
-
- hdev->flags = 0;
- hdev->dev_flags = 0;
- for (i = 0; i < NUM_REASSEMBLY; i++)
- hdev->reassembly[i] = NULL;
-
- memset(&hdev->stat, 0, sizeof(struct hci_dev_stats));
- atomic_set(&hdev->promisc, 0);
-
- if(Ghdev)
- RTKBT_ERR(" ====Ghdev not null !!!!");
- Ghdev =hdev;
- if(Ghdev)
- RTKBT_ERR(" ===================hci_register_dev success");
- write_unlock(&hci_dev_list_lock);
-
- return id;
-}
-
-/* Unregister HCI device */
-void hci_unregister_dev(struct hci_dev *hdev)
-{
- int i;
-
- RTKBT_DBG("hci_unregister_dev hdev%p name %s bus %d", hdev, hdev->name, hdev->bus);
- set_bit(HCI_UNREGISTER, &hdev->dev_flags);
-
- write_lock(&hci_dev_list_lock);
- Ghdev = NULL;
- write_unlock(&hci_dev_list_lock);
-
- hci_dev_do_close(hdev);
- for (i = 0; i < NUM_REASSEMBLY; i++)
- kfree_skb(hdev->reassembly[i]);
-}
-
-/* Receive frame from HCI drivers */
-int hci_recv_frame(struct sk_buff *skb)
-{
- struct hci_dev *hdev = (struct hci_dev *) skb->dev;
-// RTKBT_DBG("hci_recv_frame hdev->flags =%d",hdev->flags);
- if (!hdev || (!test_bit(HCI_UP, &hdev->flags)
- && !test_bit(HCI_INIT, &hdev->flags))) {
- kfree_skb(skb);
- return -ENXIO;
- }
-
- /* Incomming skb */
- bt_cb(skb)->incoming = 1;
-
- /* Time stamp */
- __net_timestamp(skb);
-
- if (atomic_read(&hdev->promisc)) {
- /* Send copy to the sockets */
- //RTKBT_DBG("send data to stack");
- hci_send_to_stack(hdev, skb);
- }
- kfree_skb(skb);
- return 0;
-}
-
-static int hci_reassembly(struct hci_dev *hdev, int type, void *data,
- int count, __u8 index)
-{
- int len = 0;
- int hlen = 0;
- int remain = count;
- struct sk_buff *skb;
- struct bt_skb_cb *scb;
-
- if ((type < HCI_ACLDATA_PKT || type > HCI_EVENT_PKT) ||
- index >= NUM_REASSEMBLY)
- return -EILSEQ;
-
- skb = hdev->reassembly[index];
-
- RTKBT_DBG("hci_reassembly,skb:0x%x,type:0x%x\n",skb,type);
- if (!skb) {
- switch (type) {
- case HCI_ACLDATA_PKT:
- len = HCI_MAX_FRAME_SIZE;
- hlen = HCI_ACL_HDR_SIZE;
- break;
- case HCI_EVENT_PKT:
- len = HCI_MAX_EVENT_SIZE;
- hlen = HCI_EVENT_HDR_SIZE;
- break;
- case HCI_SCODATA_PKT:
- len = HCI_MAX_SCO_SIZE;
- hlen = HCI_SCO_HDR_SIZE;
- break;
- }
-
- skb = bt_skb_alloc(len, GFP_ATOMIC);
- if (!skb)
- return -ENOMEM;
-
- scb = (void *) skb->cb;
- scb->expect = hlen;
- scb->pkt_type = type;
-
- skb->dev = (void *) hdev;
- hdev->reassembly[index] = skb;
- }
-
- while (count) {
- scb = (void *) skb->cb;
- len = min_t(uint, scb->expect, count);
-
- memcpy(skb_put(skb, len), data, len);
-
- count -= len;
- data += len;
- scb->expect -= len;
- remain = count;
-
- switch (type) {
- case HCI_EVENT_PKT:
- if (skb->len == HCI_EVENT_HDR_SIZE) {
- struct hci_event_hdr *h = hci_event_hdr(skb);
- scb->expect = h->plen;
-
- if (skb_tailroom(skb) < scb->expect) {
- kfree_skb(skb);
- hdev->reassembly[index] = NULL;
- return -ENOMEM;
- }
- }
- break;
-
- case HCI_ACLDATA_PKT:
- if (skb->len == HCI_ACL_HDR_SIZE) {
- struct hci_acl_hdr *h = hci_acl_hdr(skb);
- scb->expect = __le16_to_cpu(h->dlen);
-
- if (skb_tailroom(skb) < scb->expect) {
- kfree_skb(skb);
- hdev->reassembly[index] = NULL;
- return -ENOMEM;
- }
- }
- break;
-
- case HCI_SCODATA_PKT:
- if (skb->len == HCI_SCO_HDR_SIZE) {
- struct hci_sco_hdr *h = hci_sco_hdr(skb);
- scb->expect = h->dlen;
-
- if (skb_tailroom(skb) < scb->expect) {
- kfree_skb(skb);
- hdev->reassembly[index] = NULL;
- return -ENOMEM;
- }
- }
- break;
- }
-
- if (scb->expect == 0) {
- /* Complete frame */
-
- if(HCI_ACLDATA_PKT==type )
- print_acl(skb,0);
- if(HCI_EVENT_PKT==type)
- print_event(skb);
-
- bt_cb(skb)->pkt_type = type;
- hci_recv_frame(skb);
-
- hdev->reassembly[index] = NULL;
- return remain;
- }
- }
-
- return remain;
-}
-
-int hci_recv_fragment(struct hci_dev *hdev, int type, void *data, int count)
-{
- int rem = 0;
-
- if (type < HCI_ACLDATA_PKT || type > HCI_EVENT_PKT)
- return -EILSEQ;
-
- while (count) {
- rem = hci_reassembly(hdev, type, data, count, type - 1);
- if (rem < 0)
- return rem;
-
- data += (count - rem);
- count = rem;
- }
-
- return rem;
-}
-/*
- * Realtek - Integrate from hci_core.c end
- */
-//=========================================
-#endif
|