linux-kernel - Re: [PATCH] EDAC/altera: Use correct width with writes to INTTEST register.

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Message-ID: <551f297e-d216-4a20-a5d6-cdd2f08949dd@kernel.org>
Date: Wed, 28 May 2025 06:06:06 -0500
From: Dinh Nguyen <dinguyen@...nel.org>
To: Matthew Gerlach <matthew.gerlach@...era.com>, bp@...en8.de,
 tony.luck@...el.com, james.morse@....com, mchehab@...nel.org,
 rric@...nel.org, tthayer@...nsource.altera.com, linux-edac@...r.kernel.org,
 linux-kernel@...r.kernel.org
Cc: Niravkumar L Rabara <niravkumar.l.rabara@...el.com>, stable@...nel.org
Subject: Re: [PATCH] EDAC/altera: Use correct width with writes to INTTEST
 register.

On 5/27/25 09:57, Matthew Gerlach wrote:
> From: Niravkumar L Rabara <niravkumar.l.rabara@...el.com>
> 
> On SoCFPGA platform INTTEST register only supports 16-bit write based on
> the HW design, writing 32-bit to INTTEST register triggers SError to CPU.
> Use 16-bit write for INITTEST register.
> 
> Fixes: c7b4be8db8bc ("EDAC, altera: Add Arria10 OCRAM ECC support")
> Cc: stable@...nel.org
> Signed-off-by: Niravkumar L Rabara <niravkumar.l.rabara@...el.com>
> Signed-off-by: Matthew Gerlach <matthew.gerlach@...era.com>
> ---
>   drivers/edac/altera_edac.c | 6 +++---
>   1 file changed, 3 insertions(+), 3 deletions(-)
> 

Acked-by: Dinh Nguyen <dinguyen@...nel.org>