diff options
Diffstat (limited to 'drivers/bluetooth/hci_usb.c')
-rw-r--r-- | drivers/bluetooth/hci_usb.c | 88 |
1 files changed, 2 insertions, 86 deletions
diff --git a/drivers/bluetooth/hci_usb.c b/drivers/bluetooth/hci_usb.c index 7e04dd69f609..59b054810ed0 100644 --- a/drivers/bluetooth/hci_usb.c +++ b/drivers/bluetooth/hci_usb.c @@ -199,7 +199,6 @@ static void hci_usb_tx_complete(struct urb *urb); #define __pending_q(husb, type) (&husb->pending_q[type-1]) #define __completed_q(husb, type) (&husb->completed_q[type-1]) #define __transmit_q(husb, type) (&husb->transmit_q[type-1]) -#define __reassembly(husb, type) (husb->reassembly[type-1]) static inline struct _urb *__get_completed(struct hci_usb *husb, int type) { @@ -429,12 +428,6 @@ static void hci_usb_unlink_urbs(struct hci_usb *husb) kfree(urb->transfer_buffer); _urb_free(_urb); } - - /* Release reassembly buffers */ - if (husb->reassembly[i]) { - kfree_skb(husb->reassembly[i]); - husb->reassembly[i] = NULL; - } } } @@ -671,83 +664,6 @@ static int hci_usb_send_frame(struct sk_buff *skb) return 0; } -static inline int __recv_frame(struct hci_usb *husb, int type, void *data, int count) -{ - BT_DBG("%s type %d data %p count %d", husb->hdev->name, type, data, count); - - husb->hdev->stat.byte_rx += count; - - while (count) { - struct sk_buff *skb = __reassembly(husb, type); - struct { int expect; } *scb; - int len = 0; - - if (!skb) { - /* Start of the frame */ - - switch (type) { - case HCI_EVENT_PKT: - if (count >= HCI_EVENT_HDR_SIZE) { - struct hci_event_hdr *h = data; - len = HCI_EVENT_HDR_SIZE + h->plen; - } else - return -EILSEQ; - break; - - case HCI_ACLDATA_PKT: - if (count >= HCI_ACL_HDR_SIZE) { - struct hci_acl_hdr *h = data; - len = HCI_ACL_HDR_SIZE + __le16_to_cpu(h->dlen); - } else - return -EILSEQ; - break; -#ifdef CONFIG_BT_HCIUSB_SCO - case HCI_SCODATA_PKT: - if (count >= HCI_SCO_HDR_SIZE) { - struct hci_sco_hdr *h = data; - len = HCI_SCO_HDR_SIZE + h->dlen; - } else - return -EILSEQ; - break; -#endif - } - BT_DBG("new packet len %d", len); - - skb = bt_skb_alloc(len, GFP_ATOMIC); - if (!skb) { - BT_ERR("%s no memory for the packet", husb->hdev->name); - return -ENOMEM; - } - skb->dev = (void *) husb->hdev; - bt_cb(skb)->pkt_type = type; - - __reassembly(husb, type) = skb; - - scb = (void *) skb->cb; - scb->expect = len; - } else { - /* Continuation */ - scb = (void *) skb->cb; - len = scb->expect; - } - - len = min(len, count); - - memcpy(skb_put(skb, len), data, len); - - scb->expect -= len; - if (!scb->expect) { - /* Complete frame */ - __reassembly(husb, type) = NULL; - bt_cb(skb)->pkt_type = type; - hci_recv_frame(skb); - } - - count -= len; data += len; - } - return 0; -} - static void hci_usb_rx_complete(struct urb *urb) { struct _urb *_urb = container_of(urb, struct _urb, urb); @@ -776,7 +692,7 @@ static void hci_usb_rx_complete(struct urb *urb) urb->iso_frame_desc[i].actual_length); if (!urb->iso_frame_desc[i].status) - __recv_frame(husb, _urb->type, + hci_recv_fragment(husb->hdev, _urb->type, urb->transfer_buffer + urb->iso_frame_desc[i].offset, urb->iso_frame_desc[i].actual_length); } @@ -784,7 +700,7 @@ static void hci_usb_rx_complete(struct urb *urb) ; #endif } else { - err = __recv_frame(husb, _urb->type, urb->transfer_buffer, count); + err = hci_recv_fragment(husb->hdev, _urb->type, urb->transfer_buffer, count); if (err < 0) { BT_ERR("%s corrupted packet: type %d count %d", husb->hdev->name, _urb->type, count); |