hisi_acc_sg_buf_unmap(9)

🌸 NAME 🌸

okay so bestie, meet hisi_acc_sg_buf_unmap from the Kernel API Manual — it’s literally the function that unmaps an allocated hw sgl 💅✨

✨ SYNOPSIS ✨

here’s the exact signature, no cap — keep it verbatim:

void hisi_acc_sg_buf_unmap (struct device *dev , struct scatterlist *sgl
       , struct hisi_acc_hw_sgl *hw_sgl , enum dma_data_direction dir );

🎀 ARGUMENTS 🎀

• dev — the device that the hw sgl belongs to 🫶
• sgl — the related scatterlist 🌈
• hw_sgl — the virtual address of the hw sgl ✨
• dir — the DMA direction 💫

🦋 DESCRIPTION 🦋

ngl, this function does one iconic job: it unmaps the allocated hw sgl. that’s the whole main-character move here, periodt 💅

🔥 SEE ALSO 🔥

• Kernel file ./drivers/crypto/hisilicon/sgl.c 👑
• hisi_acc_create_sgl_pool(9) 🎀
• hisi_acc_free_sgl_pool(9) 🦋
• hisi_acc_sg_buf_map_to_hw_sgl(9) 🌟

mwah 💋 — source/version: ./drivers/crypto/hisilicon, date: October 2026. bye bestie, go unmap that sgl 🫶✨