[kdb] [PATCH 14/37] sh, sh-sci: Use NO_POLL_CHAR in the SCIF polled console code

[Paul Mundt]

On Wed, Dec 23, 2009 at 03:19:27PM -0600, Jason Wessel wrote:
> The sci_poll_get_char() needs to return immediately if there is no
> input from the chip to process, and must return a value of
> NO_POLL_CHAR.
> 
> This allows kgdboc to process multiple polled devices while kgdb is
> active.
> 
> CC: Paul Mundt <lethal at linux-sh.org>
> Signed-off-by: Jason Wessel <jason.wessel at windriver.com>
> ---
>  drivers/serial/sh-sci.c |    6 +++++-
>  1 files changed, 5 insertions(+), 1 deletions(-)
> 
Acked-by: Paul Mundt <lethal at linux-sh.org>