netdev - Re: [Intel-wired-lan] [PATCH iwl-next v3] idpf: add HW timestamping statistics

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Message-ID: <22d92b44-887f-4aca-b281-aa5f813d3c3b@intel.com>
Date: Fri, 29 Aug 2025 14:01:57 -0700
From: Jacob Keller <jacob.e.keller@...el.com>
To: Anton Nadezhdin <anton.nadezhdin@...el.com>,
	<intel-wired-lan@...ts.osuosl.org>
CC: <netdev@...r.kernel.org>, <anthony.l.nguyen@...el.com>,
	<richardcochran@...il.com>, Milena Olech <milena.olech@...el.com>, "Aleksandr
 Loktionov" <aleksandr.loktionov@...el.com>
Subject: Re: [Intel-wired-lan] [PATCH iwl-next v3] idpf: add HW timestamping
 statistics



On 8/29/2025 10:57 AM, Anton Nadezhdin wrote:
> From: Milena Olech <milena.olech@...el.com>
> 
> Add HW timestamping statistics support - through implementing get_ts_stats.
> Timestamp statistics include correctly timestamped packets, discarded,
> skipped and flushed during PTP release.
> 
> Most of the stats are collected per vport, only requests skipped due to
> lack of free latch index are collected per Tx queue.
> 
> Statistics can be obtained using kernel ethtool since version 6.10
> with:
> ethtool -I -T <interface>
> 
> The output will include:
> Statistics:
>   tx_pkts: 15
>   tx_lost: 0
>   tx_err: 0
> 
> Signed-off-by: Milena Olech <milena.olech@...el.com>
> Co-developed-by: Anton Nadezhdin <anton.nadezhdin@...el.com>
> Signed-off-by: Anton Nadezhdin <anton.nadezhdin@...el.com>
> Reviewed-by: Aleksandr Loktionov <aleksandr.loktionov@...el.com>
> ---

Reviewed-by: Jacob Keller <jacob.e.keller@...el.com>


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