On Fri, Jan 30, 2015 at 02:13:35PM +0800, Peter Hung wrote:
> The F81232 real bulk-in/out ep buffer size is 64Bytes
>
> Signed-off-by: Peter Hung <hpeter+linux_ker...@gmail.com>
> ---
> drivers/usb/serial/f81232.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/usb/serial/f81232.c b/drivers/usb/serial/f81232.c
> index c5dc233..4f42e9d 100644
> --- a/drivers/usb/serial/f81232.c
> +++ b/drivers/usb/serial/f81232.c
> @@ -304,8 +304,8 @@ static struct usb_serial_driver f81232_device = {
> },
> .id_table = id_table,
> .num_ports = 1,
> - .bulk_in_size = 256,
> - .bulk_out_size = 256,
> + .bulk_in_size = 64,
> + .bulk_out_size = 64,
These buffer sizes can be larger than the endpoint sizes for increased
throughput (the host controller driver will break them up).
If you still want them to match the endpoint sizes you should just leave
them unset (0) and usb-serial core will set them for you.
Johan
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