diff options
| author | Marcel Holtmann <marcel@holtmann.org> | 2015-10-07 21:08:26 +0300 |
|---|---|---|
| committer | Johan Hedberg <johan.hedberg@intel.com> | 2015-10-08 09:59:16 +0300 |
| commit | 075e1f5e6c201111e32da99919eb052edc6d1c82 (patch) | |
| tree | cc88fd2cd53ddef73ad460bcb5c74d4e5d4dfada /drivers/bluetooth | |
| parent | 4b4113d6dbdbdac095743c05f694af9b7cdc9a44 (diff) | |
| download | linux-075e1f5e6c201111e32da99919eb052edc6d1c82.tar.xz | |
Bluetooth: hci_bcm: Enable support for set_diag driver callback
The set_diag driver callback allows enabling and disabling the vendor
specific diagnostic information. Since Broadcom chips have support for
a dedicated LM_DIAG channel, hook it up accordingly.
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Diffstat (limited to 'drivers/bluetooth')
| -rw-r--r-- | drivers/bluetooth/hci_bcm.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/drivers/bluetooth/hci_bcm.c b/drivers/bluetooth/hci_bcm.c index 1425bf50ae99..645e66e9a945 100644 --- a/drivers/bluetooth/hci_bcm.c +++ b/drivers/bluetooth/hci_bcm.c @@ -249,6 +249,29 @@ static inline int bcm_request_irq(struct bcm_data *bcm) { return 0; } static inline int bcm_setup_sleep(struct hci_uart *hu) { return 0; } #endif +static int bcm_set_diag(struct hci_dev *hdev, bool enable) +{ + struct hci_uart *hu = hci_get_drvdata(hdev); + struct bcm_data *bcm = hu->priv; + struct sk_buff *skb; + + if (!test_bit(HCI_RUNNING, &hdev->flags)) + return -ENETDOWN; + + skb = bt_skb_alloc(3, GFP_KERNEL); + if (IS_ERR(skb)) + return PTR_ERR(skb); + + *skb_put(skb, 1) = BCM_LM_DIAG_PKT; + *skb_put(skb, 1) = 0xf0; + *skb_put(skb, 1) = enable; + + skb_queue_tail(&bcm->txq, skb); + hci_uart_tx_wakeup(hu); + + return 0; +} + static int bcm_open(struct hci_uart *hu) { struct bcm_data *bcm; @@ -342,6 +365,7 @@ static int bcm_setup(struct hci_uart *hu) bt_dev_dbg(hu->hdev, "hu %p", hu); + hu->hdev->set_diag = bcm_set_diag; hu->hdev->set_bdaddr = btbcm_set_bdaddr; err = btbcm_initialize(hu->hdev, fw_name, sizeof(fw_name)); |