diff options
| author | Loic Poulain <loic.poulain@intel.com> | 2015-09-09 19:08:02 +0200 |
|---|---|---|
| committer | Marcel Holtmann <marcel@holtmann.org> | 2015-09-17 13:20:06 +0200 |
| commit | 30e945fb28a66bbbc00859540f79d08e76dec2e2 (patch) | |
| tree | af1c528c585f63d63c3ad3d92e57fdf2db2699f6 /drivers/bluetooth/hci_intel.c | |
| parent | atusb: add handling for different chipnames (diff) | |
| download | linux-30e945fb28a66bbbc00859540f79d08e76dec2e2.tar.xz linux-30e945fb28a66bbbc00859540f79d08e76dec2e2.zip | |
Bluetooth: hci_intel: Give priority to LPM packets
Change the way to insert LPM packets into the txq.
Use skb_queue_head instead of skb_queue_tail to always prioritise LPM
packets over potential tx queue content.
Signed-off-by: Loic Poulain <loic.poulain@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Diffstat (limited to 'drivers/bluetooth/hci_intel.c')
| -rw-r--r-- | drivers/bluetooth/hci_intel.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/bluetooth/hci_intel.c b/drivers/bluetooth/hci_intel.c index b17386b5792c..249e0963170d 100644 --- a/drivers/bluetooth/hci_intel.c +++ b/drivers/bluetooth/hci_intel.c @@ -190,7 +190,8 @@ static int intel_lpm_suspend(struct hci_uart *hu) set_bit(STATE_LPM_TRANSACTION, &intel->flags); - skb_queue_tail(&intel->txq, skb); + /* LPM flow is a priority, enqueue packet at list head */ + skb_queue_head(&intel->txq, skb); hci_uart_tx_wakeup(hu); intel_wait_lpm_transaction(hu); @@ -233,7 +234,8 @@ static int intel_lpm_resume(struct hci_uart *hu) set_bit(STATE_LPM_TRANSACTION, &intel->flags); - skb_queue_tail(&intel->txq, skb); + /* LPM flow is a priority, enqueue packet at list head */ + skb_queue_head(&intel->txq, skb); hci_uart_tx_wakeup(hu); intel_wait_lpm_transaction(hu); @@ -272,7 +274,8 @@ static int intel_lpm_host_wake(struct hci_uart *hu) sizeof(lpm_resume_ack)); bt_cb(skb)->pkt_type = HCI_LPM_PKT; - skb_queue_tail(&intel->txq, skb); + /* LPM flow is a priority, enqueue packet at list head */ + skb_queue_head(&intel->txq, skb); hci_uart_tx_wakeup(hu); bt_dev_dbg(hu->hdev, "Resumed by controller"); |