Re: [PATCH 5/7] drm/tidss: Clear the interrupt status for interrupts being disabled

[Aradhya Bhatia]

On 10/21/24 19:37, Tomi Valkeinen wrote:
> From: Devarsh Thakkar <devarsht@xxxxxx>
> 
> The driver does not touch the irqstatus register when it is disabling
> interrupts.  This might cause an interrupt to trigger for an interrupt
> that was just disabled.
> 
> To fix the issue, clear the irqstatus registers right after disabling
> the interrupts.
> 
> Fixes: 32a1795f57ee ("drm/tidss: New driver for TI Keystone platform Display SubSystem")
> Cc: stable@xxxxxxxxxxxxxxx
> Reported-by: Jonathan Cormier <jcormier@xxxxxxxxxxxxxxxx>
> Closes: https://e2e.ti.com/support/processors-group/processors/f/processors-forum/1394222/am625-issue-about-tidss-rcu_preempt-self-detected-stall-on-cpu/5424479#5424479
> Signed-off-by: Devarsh Thakkar <devarsht@xxxxxx>
> [Tomi: mostly rewrote the patch]
> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@xxxxxxxxxxxxxxxx>
> ---

Reviewed-by: Aradhya Bhatia <aradhya.bhatia@xxxxxxxxx>

Regards
Aradhya

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