imgu_mmu_map_sg(9)

NAME 💖

okay so bestie, this is imgu_mmu_map_sg(9) straight outta the Kernel API Manual, and its whole thing is: Map a scatterlist. that's it, that's the vibe ✨

SYNOPSIS 🎀

size_t imgu_mmu_map_sg (struct imgu_mmu_info *info , unsigned long iova
, struct scatterlist *sg , unsigned int nents );

like, exactly that, no cap 👑

ARGUMENTS 🦋

• info — the MMU mappable range, periodt 💅
• iova — the virtual address, yep that one 🌸
• sg — the scatterlist to map, iconic behavior honestly
• nents — number of entries in the scatterlist, gotta know how many bestie 🔥

DESCRIPTION 💜

so the function has been adapted from default_iommu_map_sg in drivers/iommu/iommu.c — that's the lore, iykyk 🧚

SEE ALSO 🌈

• Kernel file ./drivers/staging/media/ipu3/ipu3-mmu.c 👀
• imgu_mmu_tlb_invalidate(9)
• imgu_mmu_set_halt(9)
• imgu_mmu_alloc_page_table(9)
• imgu_mmu_free_page_table(9)
• address_to_pte_idx(9)
• imgu_mmu_map(9)
• imgu_mmu_unmap(9)
• imgu_mmu_init(9)
• imgu_mmu_exit(9)

and that's the whole page bestie 🫶 huge shoutout to the source ./drivers/staging/media/ipu3, dated October 2026 — mwah, slay, bye 💋💖