linux-kernel - Re: [PATCH] sp5100_tco: properly check for new register layouts

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Message-ID: <20160514164435.GA20311@spo001.leaseweb.nl>
Date:	Sat, 14 May 2016 18:44:35 +0200
From:	Wim Van Sebroeck <wim@...ana.be>
To:	Lucas Stach <dev@...xeye.de>
Cc:	Guenter Roeck <linux@...ck-us.net>, linux-watchdog@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] sp5100_tco: properly check for new register layouts

Hi Lucas,

> Commits 190aa4304de6 (Add AMD Mullins platform support) and
> cca118fa2a0a94 (Add AMD Carrizo platform support) enabled the
> driver on a lot more devices, but the following commit missed
> a single location in the code when checking if the SB800 register
> offsets should be used. This leads to the wrong register being
> written which in turn causes ACPI to go haywire.
> 
> Fix this by introducing a helper function to check for the new
> register layout and use this consistently.
> 
> https://bugzilla.kernel.org/show_bug.cgi?id=114201
> https://bugzilla.redhat.com/show_bug.cgi?id=1329910
> Fixes: bdecfcdb5461 (sp5100_tco: fix the device check for SB800
> and later chipsets)
> Cc: stable@...r.kernel.org (4.5+)
> Signed-off-by: Lucas Stach <dev@...xeye.de>
> ---
>  drivers/watchdog/sp5100_tco.c | 15 ++++++++++-----
>  1 file changed, 10 insertions(+), 5 deletions(-)
> 

This patch has been added to linux-watchdog-next.

Kind regards,
Wim.