fdt_device_is_available(9)

🌸 NAME 🌸

fdt_device_is_available — check if a device is available for use

okay bestie, this is fdt_device_is_available(9) from the Kernel API Manual, and the name is literally the whole assignment: we're checking if a device is available for use. 💅

✨ SYNOPSIS ✨

the signature is giving:

bool fdt_device_is_available (const void *fdt , int node );

🎀 ARGUMENTS 🎀

• fdt — pointer to the device tree blob
• node — offset of the node whose property to find

🦋 DESCRIPTION 🦋

so here's the tea, no cap: this returns true if the status property is absent or set to "okay" or "ok", and it returns false otherwise. that's it, that's the vibe check. 😌✨

🌈 SEE ALSO 🌈

• Kernel file ./arch/riscv/kernel/pi/fdt_early.c — related besties: isa_string_contains(9), early_cpu_isa_ext_available(9), fdt_early_match_extension_isa(9), and set_satp_mode_from_fdt(9).

mwah 💋 this page's source is ./arch/riscv/kernel/pi and it's dated October 2026 — fdt_device_is_available(9), out. 🫶💖