On Tue, 20 Sep 2022, Jiri Slaby wrote:

> The condition in __serial_lpc32xx_tx()'s loop is barely readable.
> Extract it to a separate function. This will make the cleanup in the
> next patches easier too.
> 
> Cc: Vladimir Zapolskiy <vz@mleia.com>
> Cc: <linux-arm-kernel@lists.infradead.org>
> Signed-off-by: Jiri Slaby <jslaby@suse.cz>

Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>

I noticed that wait_for_xmit_ready() uses < 32 for the similar check 
which seems fishy...


-- 
 i.