Files
kernel_arpi/drivers/usb/serial/f81232.c
Johan Hovold 8674cabe05 USB: serial: f81232: drop time-based drain delay
The f81232 driver now waits for the transmit FIFO to drain during close
so there is no need to keep the time-based drain delay, which would add
up to two seconds on every close for low line speeds.

Fixes: 98405f8103 ("USB: serial: f81232: add tx_empty function")
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Johan Hovold <johan@kernel.org>
2021-04-13 18:19:28 +02:00

26 KiB