zynqmp_gpd_power_on(9)

💅 zynqmp_gpd_power_on(9) 💅

okay so bestie, this is a page from the Kernel API Manual — yep, that's the zynqmp_gpd_power_on(9) one, the lil' function that wakes a power domain tf up ✨

---

🌸 NAME 🌸

zynqmp_gpd_power_on — power on a PM domain, periodt 🔌

---

🦋 SYNOPSIS 🦋

int zynqmp_gpd_power_on (struct generic_pm_domain *domain );

---

🎀 ARGUMENTS 🎀

• domain — the generic PM domain in question. that's the whole vibe, she's a struct generic_pm_domain * 🫶

---

✨ DESCRIPTION ✨

so this function gets called before the devices chillin' inside a PM domain get resumed — its whole job is literally just to power that PM domain on. that's it, that's the gig 💅 she's the "wake up bestie, the devices are coming back" moment of the resume flow 🌈

---

🔥 RETURN 🔥

• 0 on success 🎉
• an error code otherwise 😭 (any non-zero, go check what went wrong ngl)

---

👑 SEE ALSO 👑

• Kernel file ./drivers/pmdomain/xilinx/zynqmp-pm-domains.c — the source, go read her 👀
• zynqmp_pm_domain(9)
• zynqmp_gpd_is_active_wakeup_path(9)
• zynqmp_gpd_power_off(9)
• zynqmp_gpd_attach_dev(9)
• zynqmp_gpd_detach_dev(9)

all the siblings, the whole friend group, iykyk 🧚

---

so yeah, that's the page 💖 it's from ./drivers/pmdomain/xilinx, dated October 2026 — shoutout to the version stamp, she ate and left no crumbs 🍓 bye bestie, go power on some domains 🦋