From b2cc23398e8166b38f8715026273503b081c2a7a Mon Sep 17 00:00:00 2001
From: Sathish Narasimman <nsathish41@gmail.com>
Date: Thu, 23 Jul 2020 18:09:02 +0530
Subject: [PATCH] Bluetooth: Enable RPA Timeout
Git-commit: b2cc23398e8166b38f8715026273503b081c2a7a
Patch-mainline: v5.9-rc1
References: jsc#SLE-13430
Enable RPA timeout during bluetooth initialization.
The RPA timeout value is used from hdev, which initialized from
debug_fs
Signed-off-by: Sathish Narasimman <sathish.narasimman@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Acked-by: Takashi Iwai <tiwai@suse.de>
---
include/net/bluetooth/hci.h | 2 ++
net/bluetooth/hci_core.c | 8 ++++++++
2 files changed, 10 insertions(+)
diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h
index c36dccd6718e..dd82cce77a7a 100644
--- a/include/net/bluetooth/hci.h
+++ b/include/net/bluetooth/hci.h
@@ -1648,6 +1648,8 @@ struct hci_rp_le_read_resolv_list_size {
#define HCI_OP_LE_SET_ADDR_RESOLV_ENABLE 0x202d
+#define HCI_OP_LE_SET_RPA_TIMEOUT 0x202e
+
#define HCI_OP_LE_READ_MAX_DATA_LEN 0x202f
struct hci_rp_le_read_max_data_len {
__u8 status;
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index 3f89bd639860..68bfe57b6625 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -763,6 +763,14 @@ static int hci_init3_req(struct hci_request *req, unsigned long opt)
hci_req_add(req, HCI_OP_LE_CLEAR_RESOLV_LIST, 0, NULL);
}
+ if (hdev->commands[35] & 0x40) {
+ __le16 rpa_timeout = cpu_to_le16(hdev->rpa_timeout);
+
+ /* Set RPA timeout */
+ hci_req_add(req, HCI_OP_LE_SET_RPA_TIMEOUT, 2,
+ &rpa_timeout);
+ }
+
if (hdev->le_features[0] & HCI_LE_DATA_LEN_EXT) {
/* Read LE Maximum Data Length */
hci_req_add(req, HCI_OP_LE_READ_MAX_DATA_LEN, 0, NULL);
--
2.16.4