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From: Bartosz Golaszewski <brgl@bgdev.pl>
Date: Wed, 21 Feb 2024 20:06:29 +0100
Message-ID: <CAMRc=MdAG7jehYbF1ZuEzpK5x9QpHNTvzxc6C=5wkCAP3OhGcQ@mail.gmail.com>
Subject: Re: [PATCH v7 10/12] firmware: qcom: tzmem: enable SHM Bridge support
To: Bjorn Andersson <andersson@kernel.org>
Cc: Andy Gross <agross@kernel.org>, Konrad Dybcio <konrad.dybcio@linaro.org>, 
	Elliot Berman <quic_eberman@quicinc.com>, 
	Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>, 
	Guru Das Srinagesh <quic_gurus@quicinc.com>, Andrew Halaney <ahalaney@redhat.com>, 
	Maximilian Luz <luzmaximilian@gmail.com>, Alex Elder <elder@linaro.org>, 
	Srini Kandagatla <srinivas.kandagatla@linaro.org>, Arnd Bergmann <arnd@arndb.de>, 
	linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, 
	linux-arm-kernel@lists.infradead.org, kernel@quicinc.com, 
	Bartosz Golaszewski <bartosz.golaszewski@linaro.org>, Deepti Jaggi <quic_djaggi@quicinc.com>
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On Sun, Feb 18, 2024 at 4:41=E2=80=AFAM Bjorn Andersson <andersson@kernel.o=
rg> wrote:
>
> On Mon, Feb 05, 2024 at 07:28:08PM +0100, Bartosz Golaszewski wrote:
> > From: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
> >
> > Add a new Kconfig option for selecting the SHM Bridge mode of operation
>
> The Kconfig option is the least significant bit of this patch. I guess
> there isn't really a problem to describe, but let's at least mention
> that we're switching TZ to shmbridge mode and all.
>
> > for the TrustZone memory allocator.
> >
> > If enabled at build-time, it will still be checked for availability at
> > run-time. If the architecture doesn't support SHM Bridge, the allocator
> > will work just like in the default mode.
>
> "default mode"...SHMBRIDGE is the default mode from this point onwards.
>

Well, it is starting with patch 12/12 and only with arm64 defconfig.
The Kconfig *default* is still the regular non-SHM bridge pool. I'll
work on the naming convention.

Bart

[snip]