diff options
Diffstat (limited to 'drivers/bluetooth')
| -rw-r--r-- | drivers/bluetooth/hci_ll.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/drivers/bluetooth/hci_ll.c b/drivers/bluetooth/hci_ll.c index efcfbe9aac21..c948e8dcc553 100644 --- a/drivers/bluetooth/hci_ll.c +++ b/drivers/bluetooth/hci_ll.c @@ -57,6 +57,7 @@ #include "hci_uart.h" /* Vendor-specific HCI commands */ +#define HCI_VS_WRITE_BD_ADDR 0xfc06 #define HCI_VS_UPDATE_UART_HCI_BAUDRATE 0xff36 /* HCILL commands */ @@ -662,6 +663,24 @@ out_rel_fw: return err; } +static int ll_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr) +{ + bdaddr_t bdaddr_swapped; + struct sk_buff *skb; + + /* HCI_VS_WRITE_BD_ADDR (at least on a CC2560A chip) expects the BD + * address to be MSB first, but bdaddr_t has the convention of being + * LSB first. + */ + baswap(&bdaddr_swapped, bdaddr); + skb = __hci_cmd_sync(hdev, HCI_VS_WRITE_BD_ADDR, sizeof(bdaddr_t), + &bdaddr_swapped, HCI_INIT_TIMEOUT); + if (!IS_ERR(skb)) + kfree_skb(skb); + + return PTR_ERR_OR_ZERO(skb); +} + static int ll_setup(struct hci_uart *hu) { int err, retry = 3; @@ -674,6 +693,8 @@ static int ll_setup(struct hci_uart *hu) lldev = serdev_device_get_drvdata(serdev); + hu->hdev->set_bdaddr = ll_set_bdaddr; + serdev_device_set_flow_control(serdev, true); do { |