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From: "Fuxbrumer, Dvora" <dvorax.fuxbrumer@linux.intel.com>
To: Vinicius Costa Gomes <vinicius.gomes@intel.com>,
	intel-wired-lan@lists.osuosl.org
Cc: pmenzel@molgen.mpg.de, linux-pci@vger.kernel.org,
	richardcochran@gmail.com, hch@infradead.org,
	netdev@vger.kernel.org, bhelgaas@google.com, helgaas@kernel.org
Subject: Re: [Intel-wired-lan] [PATCH next-queue v6 3/4] igc: Enable PCIe PTM
Date: Wed, 4 Aug 2021 15:57:54 +0300	[thread overview]
Message-ID: <33b1a8ab-f1ca-dce6-57bc-d1d22569376a@linux.intel.com> (raw)
In-Reply-To: <20210727033657.39885-4-vinicius.gomes@intel.com>

On 7/27/2021 06:36, Vinicius Costa Gomes wrote:
> Enables PCIe PTM (Precision Time Measurement) support in the igc
> driver. Notifies the PCI devices that PCIe PTM should be enabled.
> 
> PCIe PTM is similar protocol to PTP (Precision Time Protocol) running
> in the PCIe fabric, it allows devices to report time measurements from
> their internal clocks and the correlation with the PCIe root clock.
> 
> The i225 NIC exposes some registers that expose those time
> measurements, those registers will be used, in later patches, to
> implement the PTP_SYS_OFFSET_PRECISE ioctl().
> 
> Signed-off-by: Vinicius Costa Gomes <vinicius.gomes@intel.com>
> ---
>   drivers/net/ethernet/intel/igc/igc_main.c | 6 ++++++
>   1 file changed, 6 insertions(+)
> 
Tested-by: Dvora Fuxbrumer <dvorax.fuxbrumer@linux.intel.com>

  reply	other threads:[~2021-08-04 12:58 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-27  3:36 [PATCH next-queue v6 0/4] igc: Add support for " Vinicius Costa Gomes
2021-07-27  3:36 ` [PATCH next-queue v6 1/4] Revert "PCI: Make pci_enable_ptm() private" Vinicius Costa Gomes
2021-07-27  3:36 ` [PATCH next-queue v6 2/4] PCI: Add pcie_ptm_enabled() Vinicius Costa Gomes
2021-07-27  3:36 ` [PATCH next-queue v6 3/4] igc: Enable PCIe PTM Vinicius Costa Gomes
2021-08-04 12:57   ` Fuxbrumer, Dvora [this message]
2021-07-27  3:36 ` [PATCH next-queue v6 4/4] igc: Add support for PTP getcrosststamp() Vinicius Costa Gomes
2021-08-04 12:59   ` [Intel-wired-lan] " Fuxbrumer, Dvora

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