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Message-ID: <171918045249.6755.6497330725295979529.b4-ty@kernel.org>
Date: Sun, 23 Jun 2024 17:09:15 -0500
From: Bjorn Andersson <andersson@...nel.org>
To: 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>,
Bartosz Golaszewski <brgl@...ev.pl>
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: (subset) [PATCH v10 00/15] firmware: qcom: implement support for and enable SHM bridge
On Mon, 27 May 2024 14:54:50 +0200, Bartosz Golaszewski 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.
>
> To that end drivers typically use dma_alloc_coherent() to allocate memory
> of suitable format which is slow and inefficient space-wise.
>
> [...]
Applied, thanks!
[15/15] arm64: dts: qcom: sa8775p: add a dedicated memory carveout for TZ
commit: d7aeff30093888649789dcad070fe954745adf53
b4 gets confused by me applying patches across multiple branches, the other 14
patches has obviously also been applied.
Best regards,
--
Bjorn Andersson <andersson@...nel.org>
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