From: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
To: Andy Gross <agross@kernel.org>,
Bjorn Andersson <andersson@kernel.org>,
Konrad Dybcio <konrad.dybcio@linaro.org>,
Rob Herring <robh+dt@kernel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
Conor Dooley <conor+dt@kernel.org>,
Bhupesh Sharma <bhupesh.sharma@linaro.org>,
linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org
Cc: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Subject: Re: [PATCH] arm64: dts: qcom: sm8350: fix BAM DMA crash and reboot
Date: Wed, 21 Jun 2023 16:37:19 +0200 [thread overview]
Message-ID: <fce2d704-6801-afd9-ea9d-607c7ff8f46c@linaro.org> (raw)
In-Reply-To: <20230621143627.189134-1-krzysztof.kozlowski@linaro.org>
On 21/06/2023 16:36, Krzysztof Kozlowski wrote:
> SM8350 HDK and MTP boards were silently dying and rebooting during BAM
> DMA probe:
>
> [ 1.574304] vreg_bob: Setting 3008000-3960000uV
> [ 1.576918] bam-dFormat: Log Type - Time(microsec) - Message -
> Optional Info
> Log Type: B - Since Boot(Power On Reset), D - Delta, S - Statistic
> S - QC_IMAGE_VERSION_STRING=BOOT.MXF.1.0-00637.1-LAHAINA-1
> S - IMAGE_VARIANT_STRING=SocLahainaLAA
> S - OEM_IMAGE_VERSION_STRING=crm-ubuntu77
> S - Boot Interface: UFS
>
> It seems that BAM DMA is locally controller (not by firmware) and
> requires proper initialization by the driver prior to use, at least on
> HDK8350 and MTP8350, but probably on all boards.
>
> Fixes: f1040a7fe8f0 ("arm64: dts: qcom: sm8350: Add Crypto Engine support")
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
>
> ---
>
> Cc: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
> ---
#regzbot fix: f1040a7fe8f069d2259ab3dab9190210005ceb33
Best regards,
Krzysztof
next prev parent reply other threads:[~2023-06-21 14:37 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-06-21 14:36 [PATCH] arm64: dts: qcom: sm8350: fix BAM DMA crash and reboot Krzysztof Kozlowski
2023-06-21 14:37 ` Krzysztof Kozlowski [this message]
2023-06-26 10:52 ` Thorsten Leemhuis
2023-06-21 16:05 ` Konrad Dybcio
2023-06-22 13:50 ` Manivannan Sadhasivam
2023-06-26 11:32 ` Luca Weiss
2023-06-26 12:46 ` Krzysztof Kozlowski
2023-06-26 13:24 ` Krzysztof Kozlowski
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=fce2d704-6801-afd9-ea9d-607c7ff8f46c@linaro.org \
--to=krzysztof.kozlowski@linaro.org \
--cc=agross@kernel.org \
--cc=andersson@kernel.org \
--cc=bhupesh.sharma@linaro.org \
--cc=conor+dt@kernel.org \
--cc=devicetree@vger.kernel.org \
--cc=konrad.dybcio@linaro.org \
--cc=krzysztof.kozlowski+dt@linaro.org \
--cc=linux-arm-msm@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=manivannan.sadhasivam@linaro.org \
--cc=robh+dt@kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).