xe_sysctrl_irq_handler(9)

💖 xe_sysctrl_irq_handler(9) 💖

okay so bestie, welcome to the Kernel API Manual, section 9 — this one's a tiny little function page but it's lowkey important, so let's get into it ✨

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🌸 NAME 🌸

xe_sysctrl_irq_handler — the handler for System Controller interrupts 🎀

like, the handler. for interrupts. generated by the System Controller. she's got one job and she ate 💅

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✨ SYNOPSIS ✨

void xe_sysctrl_irq_handler (struct xe_device *xe , u32 master_ctl );

that's the whole vibe check right there — returns void, takes two args, no cap 🫶

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🦋 ARGUMENTS 🦋

• xe — the xe device instance 💜 like, the actual device we're dealing with here
• master_ctl — the interrupt register 📋 that's the reg carrying the interrupt info, bestie

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🔥 DESCRIPTION 🔥

So basically: this function handles the interrupts that the System Controller generates. That's it. That's the whole description. She's short, she's iconic, she's doing her job 👑

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🌈 SEE ALSO 🌈

• Kernel file ./drivers/gpu/drm/xe/xe_sysctrl.c — literally the source, go read it iykyk 📖
• System Controller (sysctrl)(9) 🧚
• xe_sysctrl_init(9) ⭐
• xe_sysctrl_pm_resume(9) 🍓

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ngl bestie if you're poking at xe_sysctrl.c directly, peek at the (sysctrl)(9) page and the init / pm_resume friends first — they all hang out together 💫

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okay that's the whole page!! this little cutie comes to you from ./drivers/gpu/drm/xe, dated October 2026 — mwah, go touch some registers, ily, bye 💖💅🎀