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From: Slava Ovsiienko <viacheslavo@mellanox.com>
To: PATRICK KEROULAS <patrick.keroulas@radio-canada.ca>
Cc: "dev@dpdk.org" <dev@dpdk.org>,
	Vivien Didelot <vivien.didelot@gmail.com>,
	 Shahaf Shuler <shahafs@mellanox.com>,
	Raslan Darawsheh <rasland@mellanox.com>,
	Matan Azrad <matan@mellanox.com>
Subject: Re: [dpdk-dev] mlx5 & pdump: convert HW timestamps to nanoseconds
Date: Wed, 3 Jun 2020 07:48:44 +0000
Message-ID: <VI1PR05MB3278C3AB381E70ACB5BC8F58D2880@VI1PR05MB3278.eurprd05.prod.outlook.com> (raw)
In-Reply-To: <CALEF-=DEorR3zUPukDgpq=of2q3uYtLzrK1XPDwqRi1YLWR50w@mail.gmail.com>


> -----Original Message-----
> From: PATRICK KEROULAS <patrick.keroulas@radio-canada.ca>
> Sent: Tuesday, June 2, 2020 22:18
> To: Slava Ovsiienko <viacheslavo@mellanox.com>
> Cc: dev@dpdk.org; Vivien Didelot <vivien.didelot@gmail.com>; Shahaf
> Shuler <shahafs@mellanox.com>; Raslan Darawsheh
> <rasland@mellanox.com>; Matan Azrad <matan@mellanox.com>
> Subject: Re: [dpdk-dev] mlx5 & pdump: convert HW timestamps to
> nanoseconds
> 
> On Tue, May 26, 2020 at 12:00 PM Slava Ovsiienko
> <viacheslavo@mellanox.com> wrote:
> > ConnectX HW timestamp is the captured value of internal 64-bit counter
> > running at the frequency, reported in the device_frequency_khz field of
> struct mlx5_ifc_cmd_hca_cap_bits{}.
> > This structure is queried in mlx5_devx_cmd_query_hca_attr() routine.
> 
> I can't query this because "DevX is NOT supported".
> As a matter of fact, mlx5dv_open_device() returns NULL.
> Not sure if this limitation comes from HW/firmware config or capability.
> * rdma-code, libibverbs-dev: 28.0
> * NIC Part Number:      MCX516A-CDA_Ax
> * ConnectX-5 Ex EN
> * FW: 16.25.1020

It looks like outdated firmware, please:
- update the firmware - at least 16.27.2008 is GA. I would recommend to install OFED - it updates the FW
- make sure the UCTX_EN option in FW configuration is set to "true"

With best regards, Slava


  reply	other threads:[~2020-06-03  7:48 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-19 18:20 PATRICK KEROULAS
2020-05-21 15:33 ` Thomas Monjalon
2020-05-21 19:57   ` PATRICK KEROULAS
2020-05-21 20:09     ` Thomas Monjalon
2020-05-22 18:43       ` PATRICK KEROULAS
2020-05-26  7:44         ` Tom Barbette
2020-05-29 20:46           ` N. Benes
2020-05-26 16:00         ` Slava Ovsiienko
2020-05-29 20:56           ` PATRICK KEROULAS
2020-05-31 19:47             ` Slava Ovsiienko
2020-06-02 19:18           ` PATRICK KEROULAS
2020-06-03  7:48             ` Slava Ovsiienko [this message]
2020-06-05  0:09               ` PATRICK KEROULAS
2020-06-05 16:30                 ` Slava Ovsiienko

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