From: "naamax.meir" <naamax.meir@linux.intel.com>
To: Vinicius Costa Gomes <vinicius.gomes@intel.com>,
intel-wired-lan@lists.osuosl.org
Cc: vladimir.oltean@nxp.com, kurt@linutronix.de, anthony.l.nguyen@intel.com
Subject: Re: [Intel-wired-lan] [PATCH iwl-net v2 3/4] igc: Retrieve TX timestamp during interrupt handling
Date: Sun, 21 May 2023 10:27:27 +0300 [thread overview]
Message-ID: <c33338e7-2608-5211-7263-0f755d419bb1@linux.intel.com> (raw)
In-Reply-To: <20230511230731.105152-4-vinicius.gomes@intel.com>
On 5/12/2023 02:07, Vinicius Costa Gomes wrote:
> 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.
>
> Signed-off-by: Vinicius Costa Gomes <vinicius.gomes@intel.com>
> Reviewed-by: Kurt Kanzenbach <kurt@linutronix.de>
> ---
> drivers/net/ethernet/intel/igc/igc.h | 2 +-
> drivers/net/ethernet/intel/igc/igc_main.c | 2 +-
> drivers/net/ethernet/intel/igc/igc_ptp.c | 9 ++-------
> 3 files changed, 4 insertions(+), 9 deletions(-)
Tested-by: Naama Meir <naamax.meir@linux.intel.com>
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next prev parent reply other threads:[~2023-05-21 7:27 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-05-11 23:07 [Intel-wired-lan] [PATCH iwl-net v2 0/4] igc: TX timestamping fixes Vinicius Costa Gomes
2023-05-11 23:07 ` [Intel-wired-lan] [PATCH iwl-net v2 1/4] igc: Fix race condition in PTP tx code Vinicius Costa Gomes
2023-05-15 11:38 ` naamax.meir
2023-05-11 23:07 ` [Intel-wired-lan] [PATCH iwl-net v2 2/4] igc: Check if hardware TX timestamping is enabled earlier Vinicius Costa Gomes
2023-05-23 8:18 ` naamax.meir
2023-05-11 23:07 ` [Intel-wired-lan] [PATCH iwl-net v2 3/4] igc: Retrieve TX timestamp during interrupt handling Vinicius Costa Gomes
2023-05-21 7:27 ` naamax.meir [this message]
2023-05-23 8:34 ` Paul Menzel
2023-05-11 23:07 ` [Intel-wired-lan] [PATCH iwl-net v2 4/4] igc: Add workaround for missing timestamps Vinicius Costa Gomes
2023-05-28 6:38 ` naamax.meir
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