vega10_ih_irq_init(9)

💖 NAME 💖

vega10_ih_irq_init — init and enable the interrupt ring. okay so this is vega10_ih_irq_init(9) from the Kernel API Manual, and it's basically the main-character moment where the interrupt ring gets set up and turned on. 💅✨

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✨ SYNOPSIS ✨

int vega10_ih_irq_init (struct amdgpu_device *adev );

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🎀 ARGUMENTS 🎀

• adev — an amdgpu_device pointer. that's the whole argument, bestie 🫶

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🦋 DESCRIPTION 🦋

lowkey iconic: this allocates a ring buffer for the interrupt controller, enables the RLC, disables interrupts, enables the IH ring buffer and enables it (VI). periodt. 🌸

It's called at device load and reume. iykyk 😭

Returns 0 for success, errors for failure. slay when it's zero, bestie 💚

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🌈 SEE ALSO 🌈

no cap, go read these too: 🦋

• Kernel file ./drivers/gpu/drm/amd/amdgpu/vega10_ih.c
• vega10_ih_init_register_offset(9)
• vega10_ih_toggle_ring_interrupts(9)
• vega10_ih_toggle_interrupts(9)
• vega10_ih_enable_ring(9)
• vega10_ih_irq_disable(9)
• vega10_ih_get_wptr(9)
• vega10_ih_irq_rearm(9)
• vega10_ih_set_rptr(9)
• vega10_ih_self_irq(9)

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okay that's the page, bestie 🫶 — source/version: ./drivers/gpu/drm/amd/amdgpu, date: October 2026, manual: vega10_ih_irq_init(9). bye 💖🎀