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[Bluetooth] Add hci_recv_fragment() helper function

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Most drivers must handle fragmented HCI data packets and events. This
patch adds a generic function for their reassembly to the Bluetooth
core layer and thus allows to shrink the complexity of the drivers.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
This commit is contained in:
Marcel Holtmann
2007-07-11 06:42:04 +02:00
parent 7dcca30a32
commit ef222013fc
2 changed files with 98 additions and 2 deletions
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3
include/net/bluetooth/hci_core.h
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@@ -109,6 +109,7 @@ struct hci_dev {
struct sk_buff_head cmd_q;
struct sk_buff *sent_cmd;
struct sk_buff *reassembly[3];
struct semaphore req_lock;
wait_queue_head_t req_wait_q;
@@ -437,6 +438,8 @@ static inline int hci_recv_frame(struct sk_buff *skb)
return 0;
}
int hci_recv_fragment(struct hci_dev *hdev, int type, void *data, int count);
int hci_register_sysfs(struct hci_dev *hdev);
void hci_unregister_sysfs(struct hci_dev *hdev);
void hci_conn_add_sysfs(struct hci_conn *conn);