linux-kernel - Re: [PATCH] parport: Use the PCI IRQ if offered

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Date:	Tue, 07 Apr 2009 11:52:29 -0400
From:	Jeff Garzik <jeff@...zik.org>
To:	Alan Cox <alan@...rguk.ukuu.org.uk>
CC:	torvalds@...ux-foundation.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] parport: Use the PCI IRQ if offered

Alan Cox wrote:
> PCI parallel port devices can IRQ share so we should stop them hogging the
> line and making a mess on modern PC systems. We know the sharing side works
> as the PCMCIA driver has shared the parallel port IRQ for some time.
> 
> Signed-off-by: Alan Cox <alan@...rguk.ukuu.org.uk>
> ---
> 
>  drivers/parport/parport_cs.c     |    3 +-
>  drivers/parport/parport_pc.c     |   57 ++++++++++++++++++++++++--------------
>  drivers/parport/parport_serial.c |   20 +++++++++++--
>  include/linux/parport_pc.h       |   11 ++++---
>  4 files changed, 60 insertions(+), 31 deletions(-)

Acked-by: Jeff Garzik <jgarzik@...ox.com>

(I did some parport work many years ago, trying to improve the parport 
driver's integration with modern on-mainboard parallel port controls; 
this was one of the goals, only now realized)


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