linux-kernel - Re: [PATCH v1 0/1] arm64: dts: qcom: Add coresight components for x1e80100

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Message-ID: <Ztkm+IOzEtvvD4Vf@jiegan-gv.ap.qualcomm.com>
Date: Thu, 5 Sep 2024 11:35:20 +0800
From: JieGan <quic_jiegan@...cinc.com>
To: Konrad Dybcio <konradybcio@...nel.org>
CC: Bjorn Andersson <andersson@...nel.org>, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>, <linux-arm-msm@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        Tingwei Zhang <quic_tingweiz@...cinc.com>,
        Jinlong Mao <quic_jinlmao@...cinc.com>,
        Tao Zhang <quic_taozha@...cinc.com>,
        Yuanfang Zhang <quic_yuanfang@...cinc.com>,
        Song Chai
	<quic_songchai@...cinc.com>,
        Yushan Li <quic_yushli@...cinc.com>
Subject: Re: [PATCH v1 0/1] arm64: dts: qcom: Add coresight components for
 x1e80100

On Wed, Sep 04, 2024 at 12:24:19PM +0200, Konrad Dybcio wrote:
> On 3.09.2024 3:30 AM, JieGan wrote:
> > On Mon, Sep 02, 2024 at 05:27:32PM +0200, Konrad Dybcio wrote:
> >> On 27.08.2024 9:27 AM, Jie Gan wrote:
> >>> Add coresight components for x1e80100. This change includes CTI,
> >>> dummy sink, dynamic Funnel, Replicator, STM, TPDM, TPDA and TMC ETF.
> >>>
> >>> Change in V1:
> >>> Check the dtb with dtbs_check W=1, and fix the warnings for
> >>> the change.
> >>>
> >>
> >> Applying this series and enabling CORESIGHT=m (along with all the options
> >> in menuconfig) breaks booting on my X1E Surface Laptop 7
> >>
> >> Konrad
> > 
> > Did not observe any booting issues with our devices. Any relevant log to share?
> > This patch also tested by my colleague.
> 
> Sorry, it crashes too early and my device doesn't seem to have an
> easily accessible serial port. Does any of the functionality
> described here require an unsecured device?
> 
I just checked the devices we used to test, they are all unsecured devices.
I also checked the dts, there are two components(known issue internally)
will fail the booting of the secure device.

I will disable those two components in next version. You can test it
with next patch.

Thanks for testing.

> What tag did you test this patch against?

next-20240820

> 
> > 
> > Can you successfully boot without the patch?
> 
> Yes.
> 
> Konrad

Thanks,
Jie