diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h index f7197a0ac759..22d6e664612a 100644 --- a/include/net/bluetooth/hci.h +++ b/include/net/bluetooth/hci.h @@ -823,6 +823,8 @@ struct hci_rp_read_inq_rsp_tx_power { __s8 tx_power; } __packed; +#define HCI_OP_SET_EVENT_MASK_PAGE_2 0x0c63 + #define HCI_OP_READ_FLOW_CONTROL_MODE 0x0c66 struct hci_rp_read_flow_control_mode { __u8 status; diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c index ea542e07b2e9..3d9f02b2f010 100644 --- a/net/bluetooth/hci_core.c +++ b/net/bluetooth/hci_core.c @@ -607,6 +607,34 @@ static void hci_set_le_support(struct hci_request *req) &cp); } +static void hci_set_event_mask_page_2(struct hci_request *req) +{ + struct hci_dev *hdev = req->hdev; + u8 events[8] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }; + + /* If Connectionless Slave Broadcast master role is supported + * enable all necessary events for it. + */ + if (hdev->features[2][0] & 0x01) { + events[1] |= 0x40; /* Triggered Clock Capture */ + events[1] |= 0x80; /* Synchronization Train Complete */ + events[2] |= 0x10; /* Slave Page Response Timeout */ + events[2] |= 0x20; /* CSB Channel Map Change */ + } + + /* If Connectionless Slave Broadcast slave role is supported + * enable all necessary events for it. + */ + if (hdev->features[2][0] & 0x02) { + events[2] |= 0x01; /* Synchronization Train Received */ + events[2] |= 0x02; /* CSB Receive */ + events[2] |= 0x04; /* CSB Timeout */ + events[2] |= 0x08; /* Truncated Page Complete */ + } + + hci_req_add(req, HCI_OP_SET_EVENT_MASK_PAGE_2, sizeof(events), events); +} + static void hci_init3_req(struct hci_request *req, unsigned long opt) { struct hci_dev *hdev = req->hdev; @@ -652,6 +680,10 @@ static void hci_init4_req(struct hci_request *req, unsigned long opt) { struct hci_dev *hdev = req->hdev; + /* Set event mask page 2 if the HCI command for it is supported */ + if (hdev->commands[22] & 0x04) + hci_set_event_mask_page_2(req); + /* Check for Synchronization Train support */ if (hdev->features[2][0] & 0x04) hci_req_add(req, HCI_OP_READ_SYNC_TRAIN_PARAMS, 0, NULL);