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Bluetooth: btusb: Split fragement receiption into separate functions

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The actual packet reassembly should be done inside the driver. To allow
this to happen cleanly in future patches, split the fragment reception
into its own functions.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
This commit is contained in:
Marcel Holtmann 2014-09-16 05:33:33 +02:00 committed by Johan Hedberg
parent 89e7533d0a
commit 1ffa4ad042
1 changed files with 21 additions and 9 deletions
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30
drivers/bluetooth/btusb.c
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@ -296,6 +296,21 @@ struct btusb_data {
int suspend_count;
};
static int btusb_recv_intr(struct btusb_data *data, void *buffer, int count)
{
return hci_recv_fragment(data->hdev, HCI_EVENT_PKT, buffer, count);
}
static int btusb_recv_bulk(struct btusb_data *data, void *buffer, int count)
{
return hci_recv_fragment(data->hdev, HCI_ACLDATA_PKT, buffer, count);
}
static int btusb_recv_isoc(struct btusb_data *data, void *buffer, int count)
{
return hci_recv_fragment(data->hdev, HCI_SCODATA_PKT, buffer, count);
}
static void btusb_intr_complete(struct urb *urb)
{
struct hci_dev *hdev = urb->context;
@ -311,9 +326,8 @@ static void btusb_intr_complete(struct urb *urb)
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) {
if (btusb_recv_intr(data, urb->transfer_buffer,
urb->actual_length) < 0) {
BT_ERR("%s corrupted event packet", hdev->name);
hdev->stat.err_rx++;
}
@ -401,9 +415,8 @@ static void btusb_bulk_complete(struct urb *urb)
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) {
if (btusb_recv_bulk(data, urb->transfer_buffer,
urb->actual_length) < 0) {
BT_ERR("%s corrupted ACL packet", hdev->name);
hdev->stat.err_rx++;
}
@ -497,9 +510,8 @@ static void btusb_isoc_complete(struct urb *urb)
hdev->stat.byte_rx += length;
if (hci_recv_fragment(hdev, HCI_SCODATA_PKT,
urb->transfer_buffer + offset,
length) < 0) {
if (btusb_recv_isoc(data, urb->transfer_buffer + offset,
length) < 0) {
BT_ERR("%s corrupted SCO packet", hdev->name);
hdev->stat.err_rx++;
}