netdev - Re: [net PATCH v2] octeontx2-af: CN10KB: Fix FIFO length calculation for RPM2

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Date: Mon, 8 Jan 2024 10:58:30 +0000
From: Simon Horman <horms@...nel.org>
To: Naveen Mamindlapalli <naveenm@...vell.com>
Cc: davem@...emloft.net, kuba@...nel.org, edumazet@...gle.com,
	pabeni@...hat.com, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org, sgoutham@...vell.com,
	Nithin Dabilpuram <ndabilpuram@...vell.com>
Subject: Re: [net PATCH v2] octeontx2-af: CN10KB: Fix FIFO length calculation
 for RPM2

On Mon, Jan 08, 2024 at 01:00:36PM +0530, Naveen Mamindlapalli wrote:
> From: Nithin Dabilpuram <ndabilpuram@...vell.com>
> 
> RPM0 and RPM1 on the CN10KB SoC have 8 LMACs each, whereas RPM2
> has only 4 LMACs. Similarly, the RPM0 and RPM1 have 256KB FIFO,
> whereas RPM2 has 128KB FIFO. This patch fixes an issue with
> improper TX credit programming for the RPM2 link.
> 
> Fixes: b9d0fedc6234 ("octeontx2-af: cn10kb: Add RPM_USX MAC support")
> Signed-off-by: Nithin Dabilpuram <ndabilpuram@...vell.com>
> Signed-off-by: Naveen Mamindlapalli <naveenm@...vell.com>
> ---
> v2:
>    - Added Fixes tag

Thanks for the update.

Reviewed-by: Simon Horman <horms@...nel.org>