From: spoorthix.k@intel.com
To: linux-bluetooth@vger.kernel.org
Subject: [PATCH] Fast advertising interval
Date: Fri, 21 Jun 2019 14:52:11 +0530 [thread overview]
Message-ID: <1561108931-9568-1-git-send-email-spoorthix.k@intel.com> (raw)
From: Spoorthi Ravishankar Koppad <spoorthix.k@intel.com>
Implemented as per Core Spec 5.0
Signed-off-by: Spoorthi Ravishankar Koppad <spoorthix.k@intel.com>
---
include/net/bluetooth/hci_core.h | 2 ++
net/bluetooth/hci_request.c | 33 ++++++++++++++++++++++++---------
2 files changed, 26 insertions(+), 9 deletions(-)
diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index aed17df..9b19992 100644
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
@@ -1510,6 +1510,8 @@ struct hci_mgmt_chan {
#define DISCOV_INTERLEAVED_INQUIRY_LEN 0x04
#define DISCOV_BREDR_INQUIRY_LEN 0x08
#define DISCOV_LE_RESTART_DELAY msecs_to_jiffies(200) /* msec */
+#define DISCOV_LE_FAST_ADV_INT_MIN 100 /* msec */
+#define DISCOV_LE_FAST_ADV_INT_MAX 150 /* msec */
void mgmt_fill_version_info(void *ver);
int mgmt_new_settings(struct hci_dev *hdev);
diff --git a/net/bluetooth/hci_request.c b/net/bluetooth/hci_request.c
index d4f5bfa..c077b06 100644
--- a/net/bluetooth/hci_request.c
+++ b/net/bluetooth/hci_request.c
@@ -1177,8 +1177,10 @@ void __hci_req_enable_advertising(struct hci_request *req)
bool connectable;
u32 flags;
+ BT_INFO("Entered __hci_req_enable_advertising");
flags = get_adv_instance_flags(hdev, hdev->cur_adv_instance);
+
/* If the "connectable" instance flag was not set, then choose between
* ADV_IND and ADV_NONCONN_IND based on the global connectable setting.
*/
@@ -1208,15 +1210,28 @@ void __hci_req_enable_advertising(struct hci_request *req)
return;
memset(&cp, 0, sizeof(cp));
- cp.min_interval = cpu_to_le16(hdev->le_adv_min_interval);
- cp.max_interval = cpu_to_le16(hdev->le_adv_max_interval);
-
- if (connectable)
- cp.type = LE_ADV_IND;
- else if (get_cur_adv_instance_scan_rsp_len(hdev))
- cp.type = LE_ADV_SCAN_IND;
- else
- cp.type = LE_ADV_NONCONN_IND;
+ BT_INFO("__hci_req_enable_advertising");
+
+ if (connectable) {
+ BT_INFO("set adv min and max");
+ cp.type = LE_ADV_IND;
+ cp.min_interval = cpu_to_le16(hdev->le_adv_min_interval);
+ cp.max_interval = cpu_to_le16(hdev->le_adv_max_interval);
+ } else {
+ if (get_cur_adv_instance_scan_rsp_len(hdev))
+ cp.type = LE_ADV_SCAN_IND;
+ else
+ cp.type = LE_ADV_NONCONN_IND;
+
+ if (!hci_dev_test_flag(hdev, HCI_DISCOVERABLE) ||
+ hci_dev_test_flag(hdev, HCI_LIMITED_DISCOVERABLE)) {
+ BT_INFO("Check HCI_DISCOVERABLE or HCI_LIMITED_DISCOVERABLE");
+ cp.min_interval =
+ cpu_to_le16(DISCOV_LE_FAST_ADV_INT_MIN);
+ cp.max_interval =
+ cpu_to_le16(DISCOV_LE_FAST_ADV_INT_MAX);
+ }
+ }
cp.own_address_type = own_addr_type;
cp.channel_map = hdev->le_adv_channel_map;
--
1.9.1
next reply other threads:[~2019-06-21 9:12 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-21 9:22 spoorthix.k [this message]
2019-06-22 7:29 ` [PATCH] Fast advertising interval spoorthix.k
2019-07-06 10:42 ` Marcel Holtmann
2019-07-08 6:06 [PATCH] Fast Advertising Interval spoorthix.k
2019-07-12 19:03 ` Marcel Holtmann
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