Re: [PATCH] drm/i915/audio: use generic_handle_irq_safe() for LPE audio irq

From: Sebastian Andrzej Siewior

Date: Fri May 29 2026 - 03:56:28 EST


On 2026-05-28 23:45:51 [+0800], Runyu Xiao wrote:
> intel_lpe_audio_irq_handler() forwards the LPE audio child IRQ from the
> i915 parent IRQ path with generic_handle_irq(). The forwarded child top
> half is not an independent hardirq entry point; it inherits the context
> of the outer i915 interrupt dispatch path.


This looks very familiar and is work in progress
https://lore.kernel.org/all/20260310115709.2276203-16-dev@xxxxxxxxxxxx/

Maarten, where do we stand on the i915 series?

> Fixes: eef57324d926 ("drm/i915: setup bridge for HDMI LPE audio driver")
> Cc: stable@xxxxxxxxxxxxxxx

No stable fix needed because i915 can not be turned on PREEMPT_RT.

Sebastian