Re: [PATCH V3 4/4] mailbox: qcom-cpucp: Mark the irq with IRQF_NO_SUSPEND flag

From: Konrad Dybcio
Date: Mon Oct 07 2024 - 09:14:23 EST


On 7.10.2024 8:06 AM, Sibi Sankar wrote:
> The qcom-cpucp mailbox irq is expected to function during suspend-resume
> cycle particularly when the scmi cpufreq driver can query the current
> frequency using the get_level message after the cpus are brought up during
> resume. Hence mark the irq with IRQF_NO_SUSPEND flag to fix the do_xfer
> failures we see during resume.
>
> Err Logs:
> arm-scmi firmware:scmi: timed out in resp(caller:do_xfer+0x164/0x568)
> cpufreq: cpufreq_online: ->get() failed
>
> Reported-by: Johan Hovold <johan+linaro@xxxxxxxxxx>
> Closes: https://lore.kernel.org/lkml/ZtgFj1y5ggipgEOS@xxxxxxxxxxxxxxxxxxxx/
> Fixes: 0e2a9a03106c ("mailbox: Add support for QTI CPUCP mailbox controller")
> Signed-off-by: Sibi Sankar <quic_sibis@xxxxxxxxxxx>
> ---

Reviewed-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxxxxxxxx>

Konrad