Re: [PATCH net-next v3 2/6] ptp: Request cycles for TX timestamp

[PATCH net-next v3 0/6] ptp: Support hardware clocks with additional free running cycle counter · Gerhard Engleder <hidden> · 2022-05-01
[PATCH net-next v3 1/6] ptp: Add cycles support for virtual clocks · Gerhard Engleder <hidden> · 2022-05-01
Re: [PATCH net-next v3 1/6] ptp: Add cycles support for virtual clocks · Richard Cochran <richardcochran@gmail.com> · 2022-05-05
[PATCH net-next v3 2/6] ptp: Request cycles for TX timestamp · Gerhard Engleder <hidden> · 2022-05-01
Re: [PATCH net-next v3 2/6] ptp: Request cycles for TX timestamp · Paolo Abeni <pabeni@redhat.com> · 2022-05-05
Re: [PATCH net-next v3 2/6] ptp: Request cycles for TX timestamp · Gerhard Engleder <hidden> · 2022-05-05
Re: [PATCH net-next v3 2/6] ptp: Request cycles for TX timestamp · Richard Cochran <richardcochran@gmail.com> · 2022-05-05
[PATCH net-next v3 3/6] ptp: Pass hwtstamp to ptp_convert_timestamp() · Gerhard Engleder <hidden> · 2022-05-01
[PATCH net-next v3 4/6] ptp: Support late timestamp determination · Gerhard Engleder <hidden> · 2022-05-01
Re: [PATCH net-next v3 4/6] ptp: Support late timestamp determination · Jonathan Lemon <hidden> · 2022-05-04
Re: [PATCH net-next v3 4/6] ptp: Support late timestamp determination · Gerhard Engleder <hidden> · 2022-05-04
Re: [PATCH net-next v3 4/6] ptp: Support late timestamp determination · Richard Cochran <richardcochran@gmail.com> · 2022-05-05
[PATCH net-next v3 6/6] tsnep: Add free running cycle counter support · Gerhard Engleder <hidden> · 2022-05-01
[PATCH net-next v3 5/6] ptp: Speed up vclock lookup · Gerhard Engleder <hidden> · 2022-05-01
Re: [PATCH net-next v3 5/6] ptp: Speed up vclock lookup · Richard Cochran <richardcochran@gmail.com> · 2022-05-05
Re: [PATCH net-next v3 0/6] ptp: Support hardware clocks with additional free running cycle counter · Jakub Kicinski <kuba@kernel.org> · 2022-05-04
Re: [PATCH net-next v3 0/6] ptp: Support hardware clocks with additional free running cycle counter · Richard Cochran <richardcochran@gmail.com> · 2022-05-05

From: Richard Cochran <richardcochran@gmail.com>
Date: 2022-05-05 13:54:13

On Sun, May 01, 2022 at 01:18:32PM +0200, Gerhard Engleder wrote:

The free running cycle counter of physical clocks called cycles shall be
used for hardware timestamps to enable synchronisation.

Introduce new flag SKBTX_HW_TSTAMP_USE_CYCLES, which signals driver to
provide a TX timestamp based on cycles if cycles are supported.

Signed-off-by: Gerhard Engleder <redacted>

Acked-by: Richard Cochran <richardcochran@gmail.com>

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