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From: Maxim Uvarov <maxim.uvarov@linaro.org>
To: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Cc: linux-kernel@vger.kernel.org, tee-dev@lists.linaro.org,
	peterhuewe@gmx.de, jgg@ziepe.ca, gregkh@linuxfoundation.org,
	Jens Wiklander <jens.wiklander@linaro.org>,
	linux-integrity@vger.kernel.org, Arnd Bergmann <arnd@linaro.org>,
	Sumit Garg <sumit.garg@linaro.org>
Subject: Re: [PATCH 2/2] tpm_ftpm_tee: register driver on tee bus
Date: Tue, 19 May 2020 10:09:54 +0300
Message-ID: <CAD8XO3YBUT0tOz+zZMT+wsXG_HgsEm+kOe9tqjdgxCUKdMv9qQ@mail.gmail.com> (raw)
In-Reply-To: <e886d85baa24c09a6b571dd993e7450d5b16d48c.camel@linux.intel.com>

On Mon, 18 May 2020 at 22:38, Jarkko Sakkinen
<jarkko.sakkinen@linux.intel.com> wrote:
>
> On Mon, 2020-05-18 at 16:34 +0300, Maxim Uvarov wrote:
> > Register driver on tee bus. module tee registers bus,
> > and module optee calls optee_enumerate_devices() to scan
> > all devices on the bus. This TA can be Early TA's ( can be
> > compiled into optee-os). In that case it will be on optee
> > bus before linux booting. Also optee-suplicant application
> > is needed to be loaded between optee module and ftpm module to
> > to maintain functionality for ftpm driver.
>
> Please use proper casing in the commit message e.g. tee to TEE
> and so forth.

Ok. Will do in v2.

> What is TA?

TA there is Trusted Application. I.e. application which runs in a
secure world (arm trust zone.).
This also fixes the Microsoft ftpm driver which has a corresponding
application for secure world.

Maxim.

>
> /Jarkko
>

  reply index

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-18 13:34 [PATCH 0/2] optee: register drivers on optee bus Maxim Uvarov
2020-05-18 13:34 ` [PATCH 1/2] optee: do drivers initialization before and after tee-supplicant run Maxim Uvarov
2020-05-20  2:19   ` kbuild test robot
2020-05-21  5:49   ` [RFC PATCH] optee: __optee_enumerate_devices() can be static kbuild test robot
2020-05-18 13:34 ` [PATCH 2/2] tpm_ftpm_tee: register driver on tee bus Maxim Uvarov
2020-05-18 19:38   ` Jarkko Sakkinen
2020-05-19  7:09     ` Maxim Uvarov [this message]
2020-05-21  6:47 [PATCHv2 0/2] optee: register drivers on optee bus Maxim Uvarov
2020-05-21  6:47 ` [PATCH 2/2] tpm_ftpm_tee: register driver on tee bus Maxim Uvarov

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