diff options
Diffstat (limited to 'drivers/media/i2c/msp3400-driver.c')
| -rw-r--r-- | drivers/media/i2c/msp3400-driver.c | 22 |
1 files changed, 7 insertions, 15 deletions
diff --git a/drivers/media/i2c/msp3400-driver.c b/drivers/media/i2c/msp3400-driver.c index 0ed8561edfee..599a5bc7cbb3 100644 --- a/drivers/media/i2c/msp3400-driver.c +++ b/drivers/media/i2c/msp3400-driver.c @@ -309,23 +309,15 @@ static void msp_wake_thread(struct i2c_client *client) wake_up_interruptible(&state->wq); } -int msp_sleep(struct msp_state *state, int timeout) +int msp_sleep(struct msp_state *state, int msec) { - DECLARE_WAITQUEUE(wait, current); - - add_wait_queue(&state->wq, &wait); - if (!kthread_should_stop()) { - if (timeout < 0) { - set_current_state(TASK_INTERRUPTIBLE); - schedule(); - } else { - schedule_timeout_interruptible - (msecs_to_jiffies(timeout)); - } - } + long timeout; + + timeout = msec < 0 ? MAX_SCHEDULE_TIMEOUT : msecs_to_jiffies(msec); + + wait_event_freezable_timeout(state->wq, kthread_should_stop() || + state->restart, timeout); - remove_wait_queue(&state->wq, &wait); - try_to_freeze(); return state->restart; } |