issei_dma_read(9)

🌸 NAME 🌸

okay so bestie, welcome to issei_dma_read(9) in the Kernel API Manual — it’s giving “read data package from DMA” realness, and ngl that’s the whole name section. issei_dma_read — read data package from DMA. periodt ✨

🦋 SYNOPSIS 🦋

int issei_dma_read (struct issei_device *idev , struct issei_dma_data *data );

keep this signature exactly as written, bestie — spacing, comma, semicolon, all of it. fr fr 💅

🎀 ARGUMENTS 🎀

• idev — issei device object. Your device, your main character energy 👑
• data — data atructure. not me preserving the exact spelling atructure from the page, but here we are 🙈 it’s the data thing for this call.

🔥 RETURN 🔥

• 0 on success — slay ✅
• <0 on failures — not slay, but that’s the info 😭

that’s literally the whole return vibe. no cap.

👑 SEE ALSO 👑

• Kernel file ./drivers/misc/issei/dma.c
• issei_dmam_setup(9)
• issei_dma_write(9)

go check these out if you want the full DMA friend group — iykyk 🦋💖

💌 cute little sign-off: the source/version tag is ./drivers/misc/issei, dated October 2026, and yes this page is issei_dma_read(9). mwah 💋🫶