STRUCT EFX_PTP_TIMESET(9)

💖 struct efx_ptp_timeset(9) — Kernel API Manual 💖

okay so bestie, welcome to the Kernel API Manual entry for struct efx_ptp_timeset(9) — it’s giving tiny sync-struct main character energy, and we’re gonna read it together. no cap 🦋

✨ NAME ✨

• struct efx_ptp_timeset — Synchronisation between host and MC 💅

🌸 SYNOPSIS 🌸

the whole struct is literally this, character-for-character:

struct efx_ptp_timeset {
    u32 host_start;
    u32 major;
    u32 minor;
    u32 host_end;
    u32 wait;
    u32 window;
};

🧚 Members 🧚

• host_start — Host time immediately before hardware timestamp taken ⏱️
• major — Hardware timestamp, major 🔥
• minor — Hardware timestamp, minor ✨
• host_end — Host time immediately after hardware timestamp taken 🫶
• wait — Number of NIC clock ticks between hardware timestamp being read and host end time being seen 👀
• window — Difference of host_end and host_start 🎀

🦋 SEE ALSO 🦋

Kernel file ./drivers/net/ethernet/sfc/siena/ptp.c is the spot — and the struct besties are struct efx_ptp_match(9), struct efx_ptp_event_rx(9), and struct efx_ptp_data(9). iykyk 💜

mwah 💋 — source/version vibes live at ./drivers/net/ethernet/sfc/siena, dated October 2026, with footer title struct efx_ptp_timeset(9). bye bestie, go slay that sync 🫶