i.MX Processorsのトピック回复： [imx8qm] Request help for suspend abort issue

[imx8qm] Request help for suspend abort issue

yuchao_du — Fri, 12 Aug 2022 06:14:59 GMT

hello nxp,

now we develop on imx8qm board with linux 5.10, we met a suspend abort issue and after revert below patch, this issue gone, could you help?

Thanks

yuchao

yuchao_du — Fri, 12 Aug 2022 06:21:08 GMT

hello nxp,

I think this suspend abort issue because this case, could you help for fix this issue base on this patch?

scu driver register mu channel

-> imx_mu_startup

->set IRQF_NO_SUSPEND for wakeup source

Linux suspend

-> imx_mu_suspend_noirq

->set priv->suspend = true

----->this time, scu mu irq enter

-> imx_mu_isr

->judge priv->suspend == true

->pm_system_wakeup abort suspend, wakeup linux

joanxie — Fri, 12 Aug 2022 07:31:33 GMT

you already found the patch and fixed your issue, so what do you need now?

yuchao_du — Fri, 12 Aug 2022 07:58:10 GMT

I doubt maybe I miss something else, so that I met this issue.

base on this patch, in futher, if we plan to use IPC as wakeup source, so this patch will in our main branch, this issue will be a real issue.

So I want to base on this patch to fix, not just revert.

yuchao_du — Fri, 12 Aug 2022 08:01:45 GMT

I doubt I miss something else, so I met this issue.

Base on this patch, in futher, if we plan to use IPC as wakeup source, so this patch should be in our main branch, this issue will be a real issue.

So what I want is fix this issue base on this patch, not just revert it.

yuchao_du — Mon, 15 Aug 2022 03:19:24 GMT

I doubt maybe I miss something else, so that I met this issue.

base on this patch, in futher, if we plan to use IPC as wakeup source, so this patch will in our main branch, this issue will be a real issue.

So I want to base on this patch to fix, not just revert.

yuchao_du — Thu, 18 Aug 2022 10:09:08 GMT

hello,

Is there a new status?

Dhruvit — Fri, 02 Sep 2022 13:29:44 GMT

Could you please try the latest Linux BSP version 5.15?

Best Regards,
Dhruvit.