> -----Original Message----- > From: PATRICK KEROULAS <[email protected]> > Sent: Tuesday, June 2, 2020 22:18 > To: Slava Ovsiienko <[email protected]> > Cc: [email protected]; Vivien Didelot <[email protected]>; Shahaf > Shuler <[email protected]>; Raslan Darawsheh > <[email protected]>; Matan Azrad <[email protected]> > Subject: Re: [dpdk-dev] mlx5 & pdump: convert HW timestamps to > nanoseconds > > On Tue, May 26, 2020 at 12:00 PM Slava Ovsiienko > <[email protected]> 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It looks like outdated firmware, please: - update the firmware - at least 16.27.2008 is GA.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
