linux-kernel - Re: (subset) [PATCH 0/8] dmaengine: qcom: bam_dma: Fix DT error handling for num-channels/ees

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-Id: <175369538572.380782.9156416957982469667.b4-ty@kernel.org>
Date: Mon, 28 Jul 2025 15:06:25 +0530
From: Vinod Koul <vkoul@...nel.org>
To: Bjorn Andersson <andersson@...nel.org>, 
 Konrad Dybcio <konradybcio@...nel.org>, 
 Stephan Gerhold <stephan.gerhold@...aro.org>
Cc: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, Andy Gross <agross@...nel.org>, 
 Neil Armstrong <neil.armstrong@...aro.org>, 
 Yuvaraj Ranganathan <quic_yrangana@...cinc.com>, 
 Anusha Rao <quic_anusha@...cinc.com>, 
 Md Sadre Alam <quic_mdalam@...cinc.com>, linux-arm-msm@...r.kernel.org, 
 dmaengine@...r.kernel.org, devicetree@...r.kernel.org, 
 linux-kernel@...r.kernel.org, Luca Weiss <luca.weiss@...rphone.com>, 
 Srinivas Kandagatla <srini@...nel.org>
Subject: Re: (subset) [PATCH 0/8] dmaengine: qcom: bam_dma: Fix DT error
 handling for num-channels/ees


On Wed, 12 Feb 2025 18:03:46 +0100, Stephan Gerhold wrote:
> num-channels and qcom,num-ees are required for BAM nodes without clock,
> because the driver cannot ensure the hardware is powered on when trying to
> obtain the information from the hardware registers. Specifying the node
> without these properties is unsafe and has caused early boot crashes for
> other SoCs before [1, 2].
> 
> The bam_dma driver has always printed an error to the kernel log in these
> situations, but that was not enough to prevent people from upstreaming
> patches without the required properties.
> 
> [...]

Applied, thanks!

[7/8] dt-bindings: dma: qcom: bam-dma: Add missing required properties
      commit: b04b950fddfcf2f7b0e6f789499c256d15b70720

Best regards,
-- 
~Vinod