mite_prep_dma(9)

💖 mite_prep_dma(9) — Kernel API Manual 🦋

okay so welcome to the Kernel API Manual, bestie — this page is all about mite_prep_dma, and it’s giving “setup era” for a MITE dma channel. The way this function gets a channel prepped for transfers? iconic. No cap. 💅

✨ NAME ✨

mite_prep_dma — Prepare a MITE dma channel for transfers. periodt.

🌸 SYNOPSIS 🌸

void mite_prep_dma (struct mite_channel *mite_chan , unsigned int num_device_bits , unsigned int num_memory_bits );

ngl, it returns void, so there is no return value to obsess over here — the signature above is literally the whole synopsis vibe. 🫶

🎀 ARGUMENTS 🎀

• mite_chan — MITE dma channel. this is the main character you’re prepping.
• num_device_bits — device transfer size (8, 16, or 32-bits). pick your bits, bestie.
• num_memory_bits — memory transfer size (8, 16, or 32-bits). same energy for the memory side.

🔥 SEE ALSO 🔥

The Kernel file is ./drivers/comedi/drivers/mite.c — that’s the lore source, iykyk. Related besties in the manpage-verse:

• mite_bytes_in_transit(9)
• mite_sync_dma(9)
• mite_ack_linkc(9)
• mite_done(9)
• mite_dma_arm(9)
• mite_dma_disarm(9)
• mite_request_channel_in_range(9)
• mite_request_channel(9)
• mite_release_channel(9)
• mite_init_ring_descriptors(9)
• mite_buf_change(9)
• mite_alloc_ring(9)
• mite_free_ring(9)
• mite_attach(9)
• mite_detach(9)

🫶 okay that’s the page, bestie — source/version: ./drivers/comedi/drivers · date: October 2026 · mite_prep_dma(9) 💖