linux-kernel - Re: [PATCH 3/3] arm64: dts: qcom: x1e80100: add soundwire controller resets

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

Message-ID: <pb25qgv6c2fb4vjby7yiqyorzqft7oyuucotw5267bshgvw3rg@4wry5qxoubhy>
Date: Mon, 24 Jun 2024 14:09:59 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To: Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
Cc: Bjorn Andersson <andersson@...nel.org>, 
	Michael Turquette <mturquette@...libre.com>, Stephen Boyd <sboyd@...nel.org>, Rob Herring <robh@...nel.org>, 
	Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>, 
	Konrad Dybcio <konrad.dybcio@...aro.org>, linux-arm-msm@...r.kernel.org, linux-clk@...r.kernel.org, 
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 3/3] arm64: dts: qcom: x1e80100: add soundwire controller
 resets

On Mon, Jun 24, 2024 at 11:55:32AM GMT, Srinivas Kandagatla wrote:
> Soundwire controllers (WSA, WSA2, RX, TX) require reset lines to enable
> switching clock control from hardware to software.
> 
> Add them along with the reset control providers.
> 
> Without this reset we might hit fifo under/over run when we try to write to
> soundwire device registers.
> 
> Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
> ---
>  arch/arm64/boot/dts/qcom/x1e80100.dtsi | 23 +++++++++++++++++++++++
>  1 file changed, 23 insertions(+)

I doesn't look like this was tested against the bindings.

-- 
With best wishes
Dmitry