snd_dma_buffer_sync(9)

🌸 NAME 🌸

okay so welcome to snd_dma_buffer_sync(9), straight outta the Kernel API Manual, bestie 💖 this one is literally about syncing the DMA buffer between CPU and device — that’s the whole vibe, no cap.

✨ SYNOPSIS ✨

void snd_dma_buffer_sync (struct snd_dma_buffer *dmab , enum
       snd_dma_sync_mode mode );

🎀 ARGUMENTS 🎀

• dmab — buffer allocation information. like, the receipts for the buffer allocation 🧾✨
• mode — sync mode. the mode for the sync, iconic behavior only 💅

🦋 SEE ALSO 🦋

Kernel file ./sound/core/memalloc.c

• snd_dma_alloc_dir_pages(9)
• snd_dma_alloc_pages_fallback(9)
• snd_dma_free_pages(9)
• snd_devm_alloc_dir_pages(9)
• snd_dma_buffer_mmap(9)
• snd_sgbuf_get_addr(9)
• snd_sgbuf_get_page(9)
• snd_sgbuf_get_chunk_size(9)

source/version: ./sound/core · date: October 2026 — and that’s the footer, bestie, periodt 💅🎀