PHC support in ENA driver
| From: | David Arinzon <darinzon-AT-amazon.com> | |
| To: | David Miller <davem-AT-davemloft.net>, Jakub Kicinski <kuba-AT-kernel.org>, <netdev-AT-vger.kernel.org> | |
| Subject: | [PATCH v4 net-next 0/3] PHC support in ENA driver | |
| Date: | Thu, 14 Nov 2024 11:59:27 +0200 | |
| Message-ID: | <20241114095930.200-1-darinzon@amazon.com> | |
| Cc: | David Arinzon <darinzon-AT-amazon.com>, Eric Dumazet <edumazet-AT-google.com>, Paolo Abeni <pabeni-AT-redhat.com>, Richard Cochran <richardcochran-AT-gmail.com>, "Woodhouse, David" <dwmw-AT-amazon.com>, "Machulsky, Zorik" <zorik-AT-amazon.com>, "Matushevsky, Alexander" <matua-AT-amazon.com>, Saeed Bshara <saeedb-AT-amazon.com>, "Wilson, Matt" <msw-AT-amazon.com>, "Liguori, Anthony" <aliguori-AT-amazon.com>, "Bshara, Nafea" <nafea-AT-amazon.com>, "Schmeilin, Evgeny" <evgenys-AT-amazon.com>, "Belgazal, Netanel" <netanel-AT-amazon.com>, "Saidi, Ali" <alisaidi-AT-amazon.com>, "Herrenschmidt, Benjamin" <benh-AT-amazon.com>, "Kiyanovski, Arthur" <akiyano-AT-amazon.com>, "Dagan, Noam" <ndagan-AT-amazon.com>, "Bernstein, Amit" <amitbern-AT-amazon.com>, "Agroskin, Shay" <shayagr-AT-amazon.com>, "Abboud, Osama" <osamaabb-AT-amazon.com>, "Ostrovsky, Evgeny" <evostrov-AT-amazon.com>, "Tabachnik, Ofir" <ofirt-AT-amazon.com>, "Machnikowski, Maciek" <maciek-AT-machnikowski.net>, "Rahul Rameshbabu" <rrameshbabu-AT-nvidia.com>, Gal Pressman <gal-AT-nvidia.com> | |
| Archive-link: | Article |
Changes in v4: - Minor documentation change (resolution instead of accuracy) Changes in v3: - Resolve a compilation error Changes in v2: - CCd PTP maintainer - Fixed style issues - Fixed documentation warning This patchset adds the support for PHC (PTP Hardware Clock) in the ENA driver. The documentation part of the patchset includes additional information, including statistics, utilization and invocation examples through the testptp utility. David Arinzon (3): net: ena: Add PHC support in the ENA driver net: ena: PHC silent reset net: ena: Add PHC documentation .../device_drivers/ethernet/amazon/ena.rst | 78 ++++++ drivers/net/ethernet/amazon/Kconfig | 1 + drivers/net/ethernet/amazon/ena/Makefile | 2 +- .../net/ethernet/amazon/ena/ena_admin_defs.h | 63 ++++- drivers/net/ethernet/amazon/ena/ena_com.c | 247 ++++++++++++++++++ drivers/net/ethernet/amazon/ena/ena_com.h | 83 ++++++ drivers/net/ethernet/amazon/ena/ena_ethtool.c | 102 ++++++-- drivers/net/ethernet/amazon/ena/ena_netdev.c | 28 +- drivers/net/ethernet/amazon/ena/ena_netdev.h | 4 + drivers/net/ethernet/amazon/ena/ena_phc.c | 230 ++++++++++++++++ drivers/net/ethernet/amazon/ena/ena_phc.h | 37 +++ .../net/ethernet/amazon/ena/ena_regs_defs.h | 8 + 12 files changed, 859 insertions(+), 24 deletions(-) create mode 100644 drivers/net/ethernet/amazon/ena/ena_phc.c create mode 100644 drivers/net/ethernet/amazon/ena/ena_phc.h -- 2.40.1