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Bluetooth: Convert pend_le_reports into a list

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To simplify manipulation and lookup of hci_conn_params entries of the
type HCI_AUTO_CONN_REPORT it makes sense to store them in their own
list. The new action list_head in hci_conn_params is used for this
purpose.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
This commit is contained in:
Johan Hedberg 2014-07-04 12:37:18 +03:00 committed by Marcel Holtmann
parent 93450c7544
commit 66f8455aea
4 changed files with 15 additions and 10 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
include/net/bluetooth/hci_core.h
View file

@ -312,7 +312,7 @@ struct hci_dev {
struct list_head le_white_list;
struct list_head le_conn_params;
struct list_head pend_le_conns;
unsigned int pend_le_reports;
struct list_head pend_le_reports;
struct hci_dev_stats stat;

17
net/bluetooth/hci_core.c
View file

@ -3529,7 +3529,7 @@ int hci_conn_params_set(struct hci_dev *hdev, bdaddr_t *addr, u8 addr_type,
if (params->auto_connect == HCI_AUTO_CONN_REPORT &&
auto_connect != HCI_AUTO_CONN_REPORT)
hdev->pend_le_reports--;
list_del_init(&params->action);
switch (auto_connect) {
case HCI_AUTO_CONN_DISABLED:
@ -3537,8 +3537,11 @@ int hci_conn_params_set(struct hci_dev *hdev, bdaddr_t *addr, u8 addr_type,
hci_pend_le_conn_del(hdev, params);
break;
case HCI_AUTO_CONN_REPORT:
if (params->auto_connect != HCI_AUTO_CONN_REPORT)
hdev->pend_le_reports++;
if (params->auto_connect != HCI_AUTO_CONN_REPORT) {
list_del_init(&params->action);
list_add(&params->action,
&hdev->pend_le_reports);
}
hci_pend_le_conn_del(hdev, params);
break;
case HCI_AUTO_CONN_ALWAYS:
@ -3565,7 +3568,7 @@ void hci_conn_params_del(struct hci_dev *hdev, bdaddr_t *addr, u8 addr_type)
return;
if (params->auto_connect == HCI_AUTO_CONN_REPORT)
hdev->pend_le_reports--;
list_del_init(&params->action);
hci_pend_le_conn_del(hdev, params);
@ -3599,7 +3602,7 @@ void hci_conn_params_clear_enabled(struct hci_dev *hdev)
if (params->auto_connect == HCI_AUTO_CONN_DISABLED)
continue;
if (params->auto_connect == HCI_AUTO_CONN_REPORT)
hdev->pend_le_reports--;
list_del_init(&params->action);
list_del(&params->list);
kfree(params);
}
@ -3859,6 +3862,7 @@ struct hci_dev *hci_alloc_dev(void)
INIT_LIST_HEAD(&hdev->le_white_list);
INIT_LIST_HEAD(&hdev->le_conn_params);
INIT_LIST_HEAD(&hdev->pend_le_conns);
INIT_LIST_HEAD(&hdev->pend_le_reports);
INIT_LIST_HEAD(&hdev->conn_hash.list);
INIT_WORK(&hdev->rx_work, hci_rx_work);
@ -5362,7 +5366,8 @@ void hci_update_background_scan(struct hci_dev *hdev)
hci_req_init(&req, hdev);
if (list_empty(&hdev->pend_le_conns) && !hdev->pend_le_reports) {
if (list_empty(&hdev->pend_le_conns) &&
list_empty(&hdev->pend_le_reports)) {
/* If there is no pending LE connections or devices
* to be scanned for, we should stop the background
* scanning.

2
net/bluetooth/hci_event.c
View file

@ -4240,7 +4240,7 @@ static void process_adv_report(struct hci_dev *hdev, u8 type, bdaddr_t *bdaddr,
return;
}
if (!hdev->pend_le_reports)
if (list_empty(&hdev->pend_le_reports))
return;
if (type == LE_ADV_DIRECT_IND)

4
net/bluetooth/mgmt.c
View file

@ -5226,7 +5226,7 @@ static int remove_device(struct sock *sk, struct hci_dev *hdev,
}
if (params->auto_connect == HCI_AUTO_CONN_REPORT)
hdev->pend_le_reports--;
list_del_init(&params->action);
hci_pend_le_conn_del(hdev, params);
list_del(&params->list);
@ -6540,7 +6540,7 @@ void mgmt_device_found(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type,
if (!hci_discovery_active(hdev)) {
if (link_type == ACL_LINK)
return;
if (link_type == LE_LINK && !hdev->pend_le_reports)
if (link_type == LE_LINK && list_empty(&hdev->pend_le_reports))
return;
}