STRUCT OCELOT_FDMA(9)

okay bestie, welcome to the Kernel API Manual page for struct ocelot_fdma(9) — it's the FDMA context struct, and we're going through every single member together, no skipping 💅✨

💖 NAME 💖

struct ocelot_fdma — FDMA context 🦋

✨ SYNOPSIS ✨

here's the whole lil struct at a glance, keep it exactly like this 🎀

       struct ocelot_fdma {
           int irq;
           struct net_device *ndev;
           struct ocelot_fdma_dcb *dcbs_base;
           dma_addr_t dcbs_dma_base;
           struct ocelot_fdma_tx_ring tx_ring;
           struct ocelot_fdma_rx_ring rx_ring;
           struct napi_struct napi;
           struct ocelot *ocelot;
        };

🫶 Members 🫶

okay so every field, one by one, with the exact meaning — periodt 🌸

• irq — FDMA interrupt ⚡
• ndev — Net device used to initialize NAPI 📡
• dcbs_base — Memory coherent DCBs 🧠
• dcbs_dma_base — DMA base address of memory coherent DCBs 📍
• tx_ring — Injection ring 🚀
• rx_ring — Extraction ring 🧲
• napi — NAPI context 🌀
• ocelot — Back-pointer to ocelot struct 👀

🌈 SEE ALSO 🌈

Kernel file ./drivers/net/ethernet/mscc/ocelot_fdma.h; then struct ocelot_fdma_tx_buf(9), struct ocelot_fdma_tx_ring(9), struct ocelot_fdma_rx_buf(9), and struct ocelot_fdma_rx_ring(9) — go read those too bestie, iykyk 🫶

mwah 💋 this page lives at ./drivers/net/ethernet/mscc, dated October 2026, and it's literally the struct ocelot_fdma(9) manual. slay, bye 💅✨