netdev - RE: [Intel-wired-lan] [PATCH net-next v3 3/4] net/mlx5e: Add logic to read RS-FEC histogram bin ranges from PPHCR

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Message-ID: <IA3PR11MB89869FB384C972744A1D9F0CE517A@IA3PR11MB8986.namprd11.prod.outlook.com>
Date: Wed, 17 Sep 2025 11:25:38 +0000
From: "Loktionov, Aleksandr" <aleksandr.loktionov@...el.com>
To: Vadim Fedorenko <vadim.fedorenko@...ux.dev>, Jakub Kicinski
	<kuba@...nel.org>, Andrew Lunn <andrew@...n.ch>, Michael Chan
	<michael.chan@...adcom.com>, Pavan Chebbi <pavan.chebbi@...adcom.com>, "Tariq
 Toukan" <tariqt@...dia.com>, Gal Pressman <gal@...dia.com>,
	"intel-wired-lan@...ts.osuosl.org" <intel-wired-lan@...ts.osuosl.org>, Donald
 Hunter <donald.hunter@...il.com>, Carolina Jubran <cjubran@...dia.com>
CC: Paolo Abeni <pabeni@...hat.com>, Simon Horman <horms@...nel.org>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>, Yael Chemla
	<ychemla@...dia.com>, Dragos Tatulea <dtatulea@...dia.com>
Subject: RE: [Intel-wired-lan] [PATCH net-next v3 3/4] net/mlx5e: Add logic to
 read RS-FEC histogram bin ranges from PPHCR



> -----Original Message-----
> From: Intel-wired-lan <intel-wired-lan-bounces@...osl.org> On Behalf
> Of Vadim Fedorenko
> Sent: Tuesday, September 16, 2025 9:13 PM
> To: Jakub Kicinski <kuba@...nel.org>; Andrew Lunn <andrew@...n.ch>;
> Michael Chan <michael.chan@...adcom.com>; Pavan Chebbi
> <pavan.chebbi@...adcom.com>; Tariq Toukan <tariqt@...dia.com>; Gal
> Pressman <gal@...dia.com>; intel-wired-lan@...ts.osuosl.org; Donald
> Hunter <donald.hunter@...il.com>; Carolina Jubran
> <cjubran@...dia.com>; Vadim Fedorenko <vadim.fedorenko@...ux.dev>
> Cc: Paolo Abeni <pabeni@...hat.com>; Simon Horman <horms@...nel.org>;
> netdev@...r.kernel.org; Yael Chemla <ychemla@...dia.com>; Dragos
> Tatulea <dtatulea@...dia.com>
> Subject: [Intel-wired-lan] [PATCH net-next v3 3/4] net/mlx5e: Add
> logic to read RS-FEC histogram bin ranges from PPHCR
> 
> From: Carolina Jubran <cjubran@...dia.com>
> 
> Introduce support for querying the Ports Phy Histogram Configuration
> Register (PPHCR) to retrieve RS-FEC histogram bin ranges. The ranges
> are stored in a static array and will be used to map histogram
> counters to error levels.
> 
> The actual RS-FEC histogram statistics are not yet reported in this
> commit and will be handled in a downstream patch.
> 
> Co-developed-by: Yael Chemla <ychemla@...dia.com>
> Signed-off-by: Yael Chemla <ychemla@...dia.com>
> Signed-off-by: Carolina Jubran <cjubran@...dia.com>
> Reviewed-by: Dragos Tatulea <dtatulea@...dia.com>
> Reviewed-by: Yael Chemla <ychemla@...dia.com>
> Signed-off-by: Vadim Fedorenko <vadim.fedorenko@...ux.dev>

Reviewed-by: Aleksandr Loktionov <aleksandr.loktionov@...el.com>

> ---
...
> --
> 2.47.3