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Date: Mon, 4 Jan 2016 23:59:25 +0200 From: Saeed Mahameed <saeedm@....mellanox.co.il> To: Saeed Mahameed <saeedm@...lanox.com> Cc: "David S. Miller" <davem@...emloft.net>, netdev@...r.kernel.org, Richard Cochran <richardcochran@...il.com>, Or Gerlitz <ogerlitz@...lanox.com>, Eran Ben Elisha <eranbe@...lanox.com>, Tal Alon <talal@...lanox.com>, Majd Dibbiny <majd@...lanox.com>, Achiad Shochat <achiad@...lanox.com> Subject: Re: [PATCH net-next V3 0/4] Introduce mlx5 ethernet timestamping Sorry my mistake, please ignore my last email, just got your response on the matter, On Mon, Jan 4, 2016 at 11:57 PM, Saeed Mahameed <saeedm@....mellanox.co.il> wrote: > Hi Dave, > > Any chance you are giving this a shot ? > > On Tue, Dec 29, 2015 at 2:58 PM, Saeed Mahameed <saeedm@...lanox.com> wrote: >> Hi Dave, >> >> This patch series introduces the support for ConnectX-4 timestamping >> and the PTP kernel interface. >> >> Changes from V2: >> net/mlx5_core: Introduce access function to read internal_timer >> - Remove one line function >> - Change function name >> >> net/mlx5e: Add HW timestamping (TS) support: >> - Data path performance optimization (caching tstamp struct in rq,sq) >> - Change read/write_lock_irqsave to read/write_lock >> - Move ioctl functions to en_clock file >> - Changed overflow start algorithm according to comments from Richard >> - Move timestamp init/cleanup to open/close ndos. >> >> In details: >> >> 1st patch prevents the driver from modifying skb->data and SKB CB in >> device xmit function. >> >> 2nd patch adds the needed low level helpers for: >> - Fetching the hardware clock (hardware internal timer) >> - Parsing CQEs timestamps >> - Device frequency capability >> >> 3rd patch adds new en_clock.c file that handles all needed timestamping >> operations: >> - Internal clock structure initialization and other helper functions >> - Added the needed ioctl for setting/getting the current timestamping >> configuration. >> - used this configuration in RX/TX data path to fill the SKB with >> the timestamp. >> >> 4th patch Introduces PTP (PHC) support. >> >> Achiad Shochat (1): >> net/mlx5e: Do not modify the TX SKB >> >> Eran Ben Elisha (3): >> net/mlx5_core: Introduce access function to read internal timer >> net/mlx5e: Add HW timestamping (TS) support >> net/mlx5e: Add PTP Hardware Clock (PHC) support >> >> drivers/net/ethernet/mellanox/mlx5/core/Kconfig | 1 + >> drivers/net/ethernet/mellanox/mlx5/core/Makefile | 2 +- >> drivers/net/ethernet/mellanox/mlx5/core/en.h | 31 ++- >> drivers/net/ethernet/mellanox/mlx5/core/en_clock.c | 287 ++++++++++++++++++++ >> .../net/ethernet/mellanox/mlx5/core/en_ethtool.c | 30 ++ >> drivers/net/ethernet/mellanox/mlx5/core/en_main.c | 24 ++- >> drivers/net/ethernet/mellanox/mlx5/core/en_rx.c | 9 + >> drivers/net/ethernet/mellanox/mlx5/core/en_tx.c | 85 ++++-- >> drivers/net/ethernet/mellanox/mlx5/core/main.c | 13 + >> .../net/ethernet/mellanox/mlx5/core/mlx5_core.h | 1 + >> include/linux/mlx5/device.h | 20 ++- >> include/linux/mlx5/mlx5_ifc.h | 6 +- >> 12 files changed, 467 insertions(+), 42 deletions(-) >> create mode 100644 drivers/net/ethernet/mellanox/mlx5/core/en_clock.c >> -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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