From 6756bb6608746ea27533f08b5370d271fed0ba23 Mon Sep 17 00:00:00 2001 From: Sudha Bheemanna Date: Thu, 8 Sep 2016 10:56:15 +0530 Subject: [PATCH] Bluetooth: Add LE vendor specific event handler This patch adds the vendor specific LE meta event handler. It handles the vendor specific handles like, LE_MULTI_ADV_STATE_CHANGE_SUB_EVENT, LE_RSSI_LINK_ALERT. Change-Id: I1f344a31e36f9c7442fe0bd8b598e67d9f5fb9bf Signed-off-by: Sudha Bheemanna [divide hci vendor speicif group event function] Signed-off-by: Seung-Woo Kim Signed-off-by: Amit Purwar --- include/net/bluetooth/hci.h | 19 +++++++++++++++++ net/bluetooth/hci_event.c | 50 +++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 69 insertions(+) diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h index b496ffa..648f45e 100644 --- a/include/net/bluetooth/hci.h +++ b/include/net/bluetooth/hci.h @@ -2142,6 +2142,25 @@ struct hci_ev_sync_train_complete { #define HCI_EV_SLAVE_PAGE_RESP_TIMEOUT 0x54 +#ifdef TIZEN_BT +/* + * Vendor Specific HCI Event + * Vendor: Broadcom + * Purpose: This HCI Event gives RSSI Alerts for monitored LE Link + */ +#define HCI_EV_VENDOR_SPECIFIC 0xFF +struct hci_ev_vendor_specific { + __u8 event_sub_code; +} __packed; + +#define LE_META_VENDOR_SPECIFIC_GROUP_EVENT 0xE9 +struct hci_ev_ext_vendor_specific { + __u8 event_le_ext_sub_code; +} __packed; + +#define LE_RSSI_LINK_ALERT 0x02 +#endif + #define HCI_EV_LE_CONN_COMPLETE 0x01 struct hci_ev_le_conn_complete { __u8 status; diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c index 7812fbf..39d77ab 100644 --- a/net/bluetooth/hci_event.c +++ b/net/bluetooth/hci_event.c @@ -1714,6 +1714,50 @@ static void hci_cc_get_raw_rssi(struct hci_dev *hdev, mgmt_raw_rssi_response(hdev, rp, rp->status); } + +static void hci_vendor_specific_group_ext_evt(struct hci_dev *hdev, + struct sk_buff *skb) +{ + struct hci_ev_ext_vendor_specific *ev = (void *)skb->data; + __u8 event_le_ext_sub_code; + + BT_DBG("RSSI event LE_META_VENDOR_SPECIFIC_GROUP_EVENT: %X", + LE_META_VENDOR_SPECIFIC_GROUP_EVENT); + + skb_pull(skb, sizeof(*ev)); + event_le_ext_sub_code = ev->event_le_ext_sub_code; + + switch (event_le_ext_sub_code) { + case LE_RSSI_LINK_ALERT: + BT_DBG("RSSI event LE_RSSI_LINK_ALERT %X", + LE_RSSI_LINK_ALERT); + mgmt_rssi_alert_evt(hdev, skb); + break; + + default: + break; + } +} + +static void hci_vendor_specific_evt(struct hci_dev *hdev, struct sk_buff *skb) +{ + struct hci_ev_vendor_specific *ev = (void *)skb->data; + __u8 event_sub_code; + + BT_DBG("hci_vendor_specific_evt"); + + skb_pull(skb, sizeof(*ev)); + event_sub_code = ev->event_sub_code; + + switch (event_sub_code) { + case LE_META_VENDOR_SPECIFIC_GROUP_EVENT: + hci_vendor_specific_group_ext_evt(hdev, skb); + break; + + default: + break; + } +} #endif static void hci_cc_read_rssi(struct hci_dev *hdev, struct sk_buff *skb) @@ -6090,6 +6134,12 @@ void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb) hci_num_comp_blocks_evt(hdev, skb); break; +#ifdef TIZEN_BT + case HCI_EV_VENDOR_SPECIFIC: + hci_vendor_specific_evt(hdev, skb); + break; +#endif + default: BT_DBG("%s event 0x%2.2x", hdev->name, event); break; -- 2.7.4