Re: [PATCH] AHCI: Workaround for ThunderX Errata#22536

From: Tejun Heo
Date: Fri Feb 05 2016 - 12:04:31 EST


Hello, Tirumalesh.

On Wed, Feb 03, 2016 at 02:37:45PM -0800, tchalamarla@xxxxxxxxxxxxxxxxxx wrote:
> From: Tirumalesh Chalamarla <tchalamarla@xxxxxxxxxxxxxxxxxx>
>
> Due to Errata in some versions of ThunderX,
> HOST_IRQ_STAT is neither EDGE nor LEVEL,
> ThunderX needs a special sequence for handling interrupt.
> The patch attempts to satisfy the need.

Please take a look at the following patchset and coordinate with
Suman.

http://lkml.kernel.org/g/1454620826-22554-2-git-send-email-stripathi@xxxxxxx

Thanks.

--
tejun