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authorJaganath Kanakkassery <jaganath.k.os@gmail.com>2018-07-19 17:09:38 +0530
committerMarcel Holtmann <marcel@holtmann.org>2018-07-30 13:44:52 +0200
commitb2cc9761f144e8ef714be8c590603073b80ddc13 (patch)
tree2e851982556116b7ff997f7d885a742a3d311f98
parentBluetooth: Set Scan PHYs based on selected PHYs by user (diff)
downloadlinux-dev-b2cc9761f144e8ef714be8c590603073b80ddc13.tar.xz
linux-dev-b2cc9761f144e8ef714be8c590603073b80ddc13.zip
Bluetooth: Handle extended ADV PDU types
This patch defines the extended ADV types and handle it in ADV report. Signed-off-by: Jaganath Kanakkassery <jaganathx.kanakkassery@intel.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
-rw-r--r--include/net/bluetooth/hci.h8
-rw-r--r--net/bluetooth/hci_event.c50
2 files changed, 45 insertions, 13 deletions
diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h
index 04211457367a..83a1593a128e 100644
--- a/include/net/bluetooth/hci.h
+++ b/include/net/bluetooth/hci.h
@@ -1976,6 +1976,14 @@ struct hci_ev_le_conn_complete {
#define LE_LEGACY_SCAN_RSP_ADV 0x001b
#define LE_LEGACY_SCAN_RSP_ADV_SCAN 0x001a
+/* Extended Advertising event types */
+#define LE_EXT_ADV_NON_CONN_IND 0x0000
+#define LE_EXT_ADV_CONN_IND 0x0001
+#define LE_EXT_ADV_SCAN_IND 0x0002
+#define LE_EXT_ADV_DIRECT_IND 0x0004
+#define LE_EXT_ADV_SCAN_RSP 0x0008
+#define LE_EXT_ADV_LEGACY_PDU 0x0010
+
#define ADDR_LE_DEV_PUBLIC 0x00
#define ADDR_LE_DEV_RANDOM 0x01
diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
index 694231541a4c..5fa00f488cfc 100644
--- a/net/bluetooth/hci_event.c
+++ b/net/bluetooth/hci_event.c
@@ -5137,21 +5137,45 @@ static void hci_le_adv_report_evt(struct hci_dev *hdev, struct sk_buff *skb)
hci_dev_unlock(hdev);
}
-static u8 convert_legacy_evt_type(u16 evt_type)
-{
- switch (evt_type) {
- case LE_LEGACY_ADV_IND:
+static u8 ext_evt_type_to_legacy(u16 evt_type)
+{
+ if (evt_type & LE_EXT_ADV_LEGACY_PDU) {
+ switch (evt_type) {
+ case LE_LEGACY_ADV_IND:
+ return LE_ADV_IND;
+ case LE_LEGACY_ADV_DIRECT_IND:
+ return LE_ADV_DIRECT_IND;
+ case LE_LEGACY_ADV_SCAN_IND:
+ return LE_ADV_SCAN_IND;
+ case LE_LEGACY_NONCONN_IND:
+ return LE_ADV_NONCONN_IND;
+ case LE_LEGACY_SCAN_RSP_ADV:
+ case LE_LEGACY_SCAN_RSP_ADV_SCAN:
+ return LE_ADV_SCAN_RSP;
+ }
+
+ BT_ERR_RATELIMITED("Unknown advertising packet type: 0x%02x",
+ evt_type);
+
+ return LE_ADV_INVALID;
+ }
+
+ if (evt_type & LE_EXT_ADV_CONN_IND) {
+ if (evt_type & LE_EXT_ADV_DIRECT_IND)
+ return LE_ADV_DIRECT_IND;
+
return LE_ADV_IND;
- case LE_LEGACY_ADV_DIRECT_IND:
- return LE_ADV_DIRECT_IND;
- case LE_LEGACY_ADV_SCAN_IND:
+ }
+
+ if (evt_type & LE_EXT_ADV_SCAN_RSP)
+ return LE_ADV_SCAN_RSP;
+
+ if (evt_type & LE_EXT_ADV_SCAN_IND)
return LE_ADV_SCAN_IND;
- case LE_LEGACY_NONCONN_IND:
+
+ if (evt_type == LE_EXT_ADV_NON_CONN_IND ||
+ evt_type & LE_EXT_ADV_DIRECT_IND)
return LE_ADV_NONCONN_IND;
- case LE_LEGACY_SCAN_RSP_ADV:
- case LE_LEGACY_SCAN_RSP_ADV_SCAN:
- return LE_ADV_SCAN_RSP;
- }
BT_ERR_RATELIMITED("Unknown advertising packet type: 0x%02x",
evt_type);
@@ -5172,7 +5196,7 @@ static void hci_le_ext_adv_report_evt(struct hci_dev *hdev, struct sk_buff *skb)
u16 evt_type;
evt_type = __le16_to_cpu(ev->evt_type);
- legacy_evt_type = convert_legacy_evt_type(evt_type);
+ legacy_evt_type = ext_evt_type_to_legacy(evt_type);
if (legacy_evt_type != LE_ADV_INVALID) {
process_adv_report(hdev, legacy_evt_type, &ev->bdaddr,
ev->bdaddr_type, NULL, 0, ev->rssi,