linux-kernel - Re: [PATCH v10 00/15] firmware: qcom: implement support for and enable SHM bridge

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Date: Mon, 17 Jun 2024 21:57:06 +0200
From: Bartosz Golaszewski <brgl@...ev.pl>
To: Bjorn Andersson <andersson@...nel.org>, Konrad Dybcio <konrad.dybcio@...aro.org>, 
	Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>, 
	Robert Marko <robimarko@...il.com>, Das Srinagesh <quic_gurus@...cinc.com>, 
	Bartosz Golaszewski <bartosz.golaszewski@...aro.org>, Maximilian Luz <luzmaximilian@...il.com>, 
	Catalin Marinas <catalin.marinas@....com>, Will Deacon <will@...nel.org>, 
	Srini Kandagatla <srinivas.kandagatla@...aro.org>, Arnd Bergmann <arnd@...db.de>, 
	Elliot Berman <quic_eberman@...cinc.com>, Alex Elder <elder@...nel.org>
Cc: linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org, 
	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, 
	kernel@...cinc.com, Andrew Halaney <ahalaney@...hat.com>, 
	Deepti Jaggi <quic_djaggi@...cinc.com>
Subject: Re: [PATCH v10 00/15] firmware: qcom: implement support for and
 enable SHM bridge

On Mon, May 27, 2024 at 2:56 PM Bartosz Golaszewski <brgl@...ev.pl> wrote:
>
> SCM calls that take memory buffers as arguments require that they be
> page-aligned, physically continuous and non-cachable. The same
> requirements apply to the buffer used to pass additional arguments to SCM
> calls that take more than 4.
>

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