of_reserved_mem_device_init(9)

✨ NAME ✨

okay so bestie, this is the of_reserved_mem_device_init(9) page from the Kernel API Manual, and it is literally about assigning a reserved memory region to a given device. 💅✨

🌸 SYNOPSIS 🌸

int of_reserved_mem_device_init (struct device *dev );

🎀 ARGUMENTS 🎀

• dev — pointer to the device to configure. that’s the whole vibe for this one, bestie 🫶

💖 DESCRIPTION 💖

okay so here’s the tea: this function assigns the respective DMA-mapping operations based on the first reserved memory region specified by the 'memory-region' property in the device tree node of the given device. no cap, that’s the whole assignment situation. 🦋

and then it returns an error code or 0 on success — periodt. 💅

🔥 SEE ALSO 🔥

• Kernel file ./include/linux/of_reserved_mem.h 🫶✨

mwah 💋 — source/version: ./include/linux · date: October 2026 🌈👑