netdev - Re: [PATCH net-next] net: ethernet: ti: cpsw: enable HWTSTAMP_FILTER_PTP_V1_L4

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Date:   Thu, 08 Jun 2017 19:32:16 -0400 (EDT)
From:   David Miller <davem@...emloft.net>
To:     grygorii.strashko@...com
Cc:     netdev@...r.kernel.org, nsekhar@...com,
        linux-kernel@...r.kernel.org, linux-omap@...r.kernel.org
Subject: Re: [PATCH net-next] net: ethernet: ti: cpsw: enable
 HWTSTAMP_FILTER_PTP_V1_L4_EVENT filter

From: Grygorii Strashko <grygorii.strashko@...com>
Date: Thu, 8 Jun 2017 13:51:31 -0500

> CPSW driver supports PTP v1 messages, but for unknown reasons this filter
> is not advertised. As result,
> ./tools/testing/selftests/networking/timestamping/timestamping utility
> can't be used for testing of CPSW RX timestamping with option
> SOF_TIMESTAMPING_RX_HARDWARE, because it uses
> HWTSTAMP_FILTER_PTP_V1_L4_SYNC filter.
> 
> Hence, fix it by advertising HWTSTAMP_FILTER_PTP_V1_L4_XXX filters
> in CPSW driver.
> 
> Signed-off-by: Grygorii Strashko <grygorii.strashko@...com>

Applied.