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HID: sony: Use inliners for work queue initialization and cancellation

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Use inliners to make sure that the work queue initialization flag is always
checked and set correctly when initializing or cancelling the work queue.

Signed-off-by: Frank Praznik <frank.praznik@oh.rr.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
This commit is contained in:
Frank Praznik 2014-04-14 10:11:31 -04:00 committed by Jiri Kosina
parent b81fd5ba60
commit 4626204743
1 changed files with 19 additions and 10 deletions
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29
drivers/hid/hid-sony.c
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@ -1578,6 +1578,20 @@ static int sony_check_add(struct sony_sc *sc)
return sony_check_add_dev_list(sc);
}
static inline void sony_init_work(struct sony_sc *sc,
void (*worker)(struct work_struct *))
{
if (!sc->worker_initialized)
INIT_WORK(&sc->state_worker, worker);
sc->worker_initialized = 1;
}
static inline void sony_cancel_work_sync(struct sony_sc *sc)
{
if (sc->worker_initialized)
cancel_work_sync(&sc->state_worker);
}
static int sony_probe(struct hid_device *hdev, const struct hid_device_id *id)
{
@ -1629,8 +1643,7 @@ static int sony_probe(struct hid_device *hdev, const struct hid_device_id *id)
hdev->quirks |= HID_QUIRK_NO_OUTPUT_REPORTS_ON_INTR_EP;
hdev->quirks |= HID_QUIRK_SKIP_OUTPUT_REPORT_ID;
ret = sixaxis_set_operational_usb(hdev);
sc->worker_initialized = 1;
INIT_WORK(&sc->state_worker, sixaxis_state_worker);
sony_init_work(sc, sixaxis_state_worker);
} else if (sc->quirks & SIXAXIS_CONTROLLER_BT) {
/*
* The Sixaxis wants output reports sent on the ctrl endpoint
@ -1638,8 +1651,7 @@ static int sony_probe(struct hid_device *hdev, const struct hid_device_id *id)
*/
hdev->quirks |= HID_QUIRK_NO_OUTPUT_REPORTS_ON_INTR_EP;
ret = sixaxis_set_operational_bt(hdev);
sc->worker_initialized = 1;
INIT_WORK(&sc->state_worker, sixaxis_state_worker);
sony_init_work(sc, sixaxis_state_worker);
} else if (sc->quirks & DUALSHOCK4_CONTROLLER) {
if (sc->quirks & DUALSHOCK4_CONTROLLER_BT) {
/*
@ -1661,8 +1673,7 @@ static int sony_probe(struct hid_device *hdev, const struct hid_device_id *id)
if (ret < 0)
goto err_stop;
sc->worker_initialized = 1;
INIT_WORK(&sc->state_worker, dualshock4_state_worker);
sony_init_work(sc, dualshock4_state_worker);
} else {
ret = 0;
}
@ -1707,8 +1718,7 @@ err_stop:
sony_leds_remove(hdev);
if (sc->quirks & SONY_BATTERY_SUPPORT)
sony_battery_remove(sc);
if (sc->worker_initialized)
cancel_work_sync(&sc->state_worker);
sony_cancel_work_sync(sc);
sony_remove_dev_list(sc);
hid_hw_stop(hdev);
return ret;
@ -1726,8 +1736,7 @@ static void sony_remove(struct hid_device *hdev)
sony_battery_remove(sc);
}
if (sc->worker_initialized)
cancel_work_sync(&sc->state_worker);
sony_cancel_work_sync(sc);
sony_remove_dev_list(sc);