Commit b2cc9761 authored by Jaganath Kanakkassery's avatar Jaganath Kanakkassery Committed by Marcel Holtmann
Browse files

Bluetooth: Handle extended ADV PDU types 



This patch defines the extended ADV types and handle it in ADV report.

Signed-off-by: default avatarJaganath Kanakkassery <jaganathx.kanakkassery@intel.com>
Signed-off-by: default avatarMarcel Holtmann <marcel@holtmann.org>
parent 45bdd86e

include/net/bluetooth/hci.h

+8 −0
Original line number Diff line number Diff line
@@ -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

net/bluetooth/hci_event.c

+37 −13
Original line number Diff line number Diff line
@@ -5137,8 +5137,9 @@ 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)

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;
@@ -5159,6 +5160,29 @@ static u8 convert_legacy_evt_type(u16 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;

	}



	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;



	if (evt_type == LE_EXT_ADV_NON_CONN_IND ||

	    evt_type & LE_EXT_ADV_DIRECT_IND)

		return LE_ADV_NONCONN_IND;



	BT_ERR_RATELIMITED("Unknown advertising packet type: 0x%02x",

				   evt_type);



	return LE_ADV_INVALID;

}



static void hci_le_ext_adv_report_evt(struct hci_dev *hdev, struct sk_buff *skb)

{

	u8 num_reports = skb->data[0];
@@ -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,