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Bluetooth: Convert idle timer to use delayed work

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There is no need to use a timer since the entire Bluetooth subsystem
runs using workqueues these days.

Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
This commit is contained in:
Johan Hedberg 2013-10-16 18:11:40 +03:00 committed by Marcel Holtmann
parent 7bc18d9d3d
commit a74a84f696
2 changed files with 9 additions and 17 deletions
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4
include/net/bluetooth/hci_core.h
View File

@ -342,7 +342,7 @@ struct hci_conn {
struct delayed_work disc_work;
struct delayed_work auto_accept_work;
struct timer_list idle_timer;
struct delayed_work idle_work;
struct device dev;
@ -651,7 +651,7 @@ static inline void hci_conn_drop(struct hci_conn *conn)
switch (conn->type) {
case ACL_LINK:
case LE_LINK:
del_timer(&conn->idle_timer);
cancel_delayed_work(&conn->idle_work);
if (conn->state == BT_CONNECTED) {
timeo = conn->disc_timeout;
if (!conn->out)

22
net/bluetooth/hci_conn.c
View File

@ -317,8 +317,10 @@ static void hci_conn_timeout(struct work_struct *work)
}
/* Enter sniff mode */
static void hci_conn_enter_sniff_mode(struct hci_conn *conn)
static void hci_conn_idle(struct work_struct *work)
{
struct hci_conn *conn = container_of(work, struct hci_conn,
idle_work.work);
struct hci_dev *hdev = conn->hdev;
BT_DBG("hcon %p mode %d", conn, conn->mode);
@ -352,15 +354,6 @@ static void hci_conn_enter_sniff_mode(struct hci_conn *conn)
}
}
static void hci_conn_idle(unsigned long arg)
{
struct hci_conn *conn = (void *) arg;
BT_DBG("hcon %p mode %d", conn, conn->mode);
hci_conn_enter_sniff_mode(conn);
}
static void hci_conn_auto_accept(struct work_struct *work)
{
struct hci_conn *conn = container_of(work, struct hci_conn,
@ -416,7 +409,7 @@ struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst)
INIT_DELAYED_WORK(&conn->disc_work, hci_conn_timeout);
INIT_DELAYED_WORK(&conn->auto_accept_work, hci_conn_auto_accept);
setup_timer(&conn->idle_timer, hci_conn_idle, (unsigned long)conn);
INIT_DELAYED_WORK(&conn->idle_work, hci_conn_idle);
atomic_set(&conn->refcnt, 0);
@ -437,10 +430,9 @@ int hci_conn_del(struct hci_conn *conn)
BT_DBG("%s hcon %p handle %d", hdev->name, conn, conn->handle);
del_timer(&conn->idle_timer);
cancel_delayed_work_sync(&conn->disc_work);
cancel_delayed_work_sync(&conn->auto_accept_work);
cancel_delayed_work_sync(&conn->idle_work);
if (conn->type == ACL_LINK) {
struct hci_conn *sco = conn->link;
@ -920,8 +912,8 @@ void hci_conn_enter_active_mode(struct hci_conn *conn, __u8 force_active)
timer:
if (hdev->idle_timeout > 0)
mod_timer(&conn->idle_timer,
jiffies + msecs_to_jiffies(hdev->idle_timeout));
queue_delayed_work(hdev->workqueue, &conn->idle_work,
msecs_to_jiffies(hdev->idle_timeout));
}
/* Drop all connection on the device */