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

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 коммит произвёл Jiri Kosina
Родитель b81fd5ba60
Коммит 4626204743
1 изменённых файлов: 19 добавлений и 10 удалений
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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);