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| author | Ethan Hsieh <ethan.hsieh@canonical.com> | 2016-10-07 12:06:42 +0800 |
|---|---|---|
| committer | Marcel Holtmann <marcel@holtmann.org> | 2016-10-07 09:46:56 +0200 |
| commit | c7e163fe282f34efdf77fb09b333529de97a6a10 (patch) | |
| tree | 0fc552aa32a10b539cca829217436c4c65077fb0 /drivers/bluetooth | |
| parent | 1b422066658b7cc985fa020066b72d28159d858f (diff) | |
| download | linux-c7e163fe282f34efdf77fb09b333529de97a6a10.tar.gz linux-c7e163fe282f34efdf77fb09b333529de97a6a10.tar.bz2 linux-c7e163fe282f34efdf77fb09b333529de97a6a10.zip | |
Bluetooth: btusb: Fix atheros firmware download error
Move usb_autopm_get_interface() ahead of setup_on_usb() to prevent
device from sending usb control message in usb suspend mode.
The error message is as below:
[ 83.944103] btusb 1-2:1.1: usb_suspend_interface: status 0
[ 83.944107] btusb 1-2:1.0: usb_suspend_interface: status 0
[ 83.960132] usb 1-2: usb auto-suspend, wakeup 0
[ 83.976156] usb 1-2: usb_suspend_device: status 0
[ 83.976162] usb 1-2: usb_suspend_both: status 0
[ 298.689106] Bluetooth: hci0
[ 298.689399] Bluetooth: hci0: Failed to access otp area (-113)
Signed-off-by: Ethan Hsieh <ethan.hsieh@canonical.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Diffstat (limited to 'drivers/bluetooth')
| -rw-r--r-- | drivers/bluetooth/btusb.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c index 88962339d4b7..2f633df9f4e6 100644 --- a/drivers/bluetooth/btusb.c +++ b/drivers/bluetooth/btusb.c @@ -1043,6 +1043,10 @@ static int btusb_open(struct hci_dev *hdev) BT_DBG("%s", hdev->name); + err = usb_autopm_get_interface(data->intf); + if (err < 0) + return err; + /* Patching USB firmware files prior to starting any URBs of HCI path * It is more safe to use USB bulk channel for downloading USB patch */ @@ -1052,10 +1056,6 @@ static int btusb_open(struct hci_dev *hdev) return err; } - err = usb_autopm_get_interface(data->intf); - if (err < 0) - return err; - data->intf->needs_remote_wakeup = 1; if (test_and_set_bit(BTUSB_INTR_RUNNING, &data->flags)) |