include/linux/iopoll.h

22  * @sleep_us: Maximum time to sleep between reads in us (0
23  *            tight-loops).  Should be less than ~20ms since usleep_range
25  * @timeout_us: Timeout in us, 0 means never timeout
67  * @delay_us: Time to udelay between reads in us (0 tight-loops).  Should
68  *            be less than ~10us since udelay is used (see
70  * @timeout_us: Timeout in us, 0 means never timeout
122  * @sleep_us: Maximum time to sleep between reads in us (0
123  *            tight-loops).  Should be less than ~20ms since usleep_range
125  * @timeout_us: Timeout in us, 0 means never timeout
143  * @delay_us: Time to udelay between reads in us (0 tight-loops).  Should
144  *            be less than ~10us since udelay is used (see
146  * @timeout_us: Timeout in us, 0 means never timeout