STRUCT MEI_DMA_DSCR(9)

💖 struct mei_dma_dscr(9) 💖

okay so bestie, welcome to the Kernel API Manual ✨ — no cap, this is the page for struct mei_dma_dscr, which is literally the dma address descriptor 🎀. It's a tiny little struct with big main character energy, and we're gonna get into it.

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✨ NAME ✨

struct mei_dma_dscr — dma address descriptor 🦋

🌸 SYNOPSIS 🌸

struct mei_dma_dscr {
    void *vaddr;
    dma_addr_t daddr;
    size_t size;
 };

it's giving "three members, zero drama" 💅

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🎀 Members 🎀

💜 vaddr

dma buffer virtual address — the virtual-address side of the buffer, literally.

💜 daddr

dma buffer physical address — yep, the physical-address side. the two of them are besties 🫶

💜 size

dma buffer size — how big the buffer is, periodt.

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🌈 SEE ALSO 🌈

and now, the friend group 😭 — all of these live in the kernel file ./drivers/misc/mei/mei_dev.h and honestly they ate:

• enum mei_dev_pxp_mode(9)
• enum mei_dev_reset_to_pxp(9)
• enum mei_cb_file_ops(9)
• enum mei_cl_io_mode(9)
• struct mei_me_client(9)
• struct mei_cl_cb(9)
• struct mei_cl_vtag(9)
• struct mei_cl(9)
• struct mei_hw_ops(9)
• enum mei_pg_event(9)
• enum mei_pg_state(9)
• struct mei_fw_version(9)
• enum mei_dev_kind(9)
• struct mei_device(9)
• mei_data2slots(9)
• mei_hbm2slots(9)
• mei_slots2data(9)
• mei_fw_status_str(9)
• kind_is_gsc(9)
• kind_is_gscfi(9)

ngl bestie, that's a whole squad — go read them too, they're all iconic 👑

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and that's the whole page, you're officially educated 💖✨

catch you later, bestie — this one's from ./drivers/misc/mei, dated October 2026, and it's struct mei_dma_dscr(9) forever 🎀🦋💅