voltdm_lookup(9)

💅 voltdm_lookup(9) — Kernel API Manual 💅

okay so bestie, this is voltdm_lookup(9) from the Kernel API Manual, and it is lowkey one of those tiny functions that still ate. No cap, it's just here to find your voltagedomain and hand you a pointer. 💖

✨ NAME ✨

voltdm_lookup — look up a voltagedomain by name, return a pointer. periodt.

✨ SYNOPSIS ✨

the signature, exactly as written — do not come for the spacing, it's iconic:

struct voltagedomain * voltdm_lookup (const char *name );

🎀 ARGUMENTS 🎀

• name — the name of the voltagedomain, bestie. that's the whole argument. 🎀

🦋 DESCRIPTION 🦋

Find a registered voltagedomain by its name — yes, the argument is literally named name, iykyk. If it's found, you get a pointer to the struct voltagedomain. If it's not found, you get NULL — that's the not-found answer. That's the vibe check: pointer or NULL, no in-between. 🌸

🌈 SEE ALSO 🌈

Peep the Kernel file ./arch/arm/mach-omap2/voltage.c and its whole friend group:

• voltdm_get_voltage(9)
• voltdm_scale(9)
• voltdm_reset(9)
• omap_voltage_get_volttable(9)
• omap_voltage_get_voltdata(9)
• omap_voltage_register_pmic(9)
• omap_voltage_late_init(9)
• voltdm_init(9)

and that's the whole page, bestie 🫶 — brought to you by the source path ./arch/arm/mach-omap2, dated October 2026, with the page tag voltdm_lookup(9). slay responsibly ✨