On 10/14/25 7:00 PM, Sebastian Reichel wrote:
> After resume from suspend to RAM, the following splash is generated if
> the HDMI driver is probed (independent of a connected cable):
>
> [ 1194.484052] irq 80: nobody cared (try booting with the "irqpoll" option)
> [ 1194.484074] CPU: 0 UID: 0 PID: 627 Comm: rtcwake Not tainted
> 6.17.0-rc7-g96f1a11414b3 #1 PREEMPT
> [ 1194.484082] Hardware name: Rockchip RK3576 EVB V10 Board (DT)
> [ 1194.484085] Call trace:
> [ 1194.484087] ... (stripped)
> [ 1194.484283] handlers:
> [ 1194.484285] [<00000000bc363dcb>] dw_hdmi_qp_main_hardirq [dw_hdmi_qp]
> [ 1194.484302] Disabling IRQ #80
>
> Apparently the HDMI IP is losing part of its state while the system
> is suspended and generates spurious interrupts during resume. The
> bug has not yet been noticed, as system suspend does not yet work
> properly on upstream kernel with either the Rockchip RK3588 or RK3576
> platform.
>
> Fixes: 128a9bf8ace2 ("drm/rockchip: Add basic RK3588 HDMI output support")
> Signed-off-by: Sebastian Reichel <[email protected]>
LGTM, hence
Reviewed-by: Cristian Ciocaltea <[email protected]>
