netdev - Re: [PATCH net 3/4] igc: Retrieve TX timestamp during interrupt handling

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Date: Mon, 5 Jun 2023 13:16:37 +0200
From: Marc Kleine-Budde <mkl@...gutronix.de>
To: Tony Nguyen <anthony.l.nguyen@...el.com>
Cc: davem@...emloft.net, kuba@...nel.org, pabeni@...hat.com,
	edumazet@...gle.com, netdev@...r.kernel.org,
	Vinicius Costa Gomes <vinicius.gomes@...el.com>,
	sasha.neftin@...el.com, richardcochran@...il.com,
	Kurt Kanzenbach <kurt@...utronix.de>,
	Naama Meir <naamax.meir@...ux.intel.com>
Subject: Re: [PATCH net 3/4] igc: Retrieve TX timestamp during interrupt
 handling

On 30.05.2023 10:49:27, Tony Nguyen wrote:
> From: Vinicius Costa Gomes <vinicius.gomes@...el.com>
> 
> When the interrupt is handled, the TXTT_0 bit in the TSYNCTXCTL
> register should already be set and the timestamp value already loaded
> in the appropriate register.
> 
> This simplifies the handling, and reduces the latency for retrieving
> the TX timestamp, which increase the amount of TX timestamps that can
> be handled in a given time period.

What about renaming the igc_ptp_tx_work() function, as it's not
scheduled work anymore, also IMHO you should update the function's
comment.

Marc

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