linux-kernel - Re: [GIT PULL] tee async tee supplicant communication for v4.16

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Message-ID: <CAK8P3a1h=2bWhbRwOHqt1Tw5sLPnop6WNO474JCpxZ7C12XgVg@mail.gmail.com>
Date:   Thu, 21 Dec 2017 16:03:23 +0100
From:   Arnd Bergmann <arnd@...db.de>
To:     Jens Wiklander <jens.wiklander@...aro.org>
Cc:     arm-soc <arm@...nel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [GIT PULL] tee async tee supplicant communication for v4.16

On Wed, Nov 29, 2017 at 11:27 AM, Jens Wiklander
<jens.wiklander@...aro.org> wrote:

> ----------------------------------------------------------------
> Enable async communication with tee supplicant
>
> This pull request enables asynchronous communication with TEE supplicant
> by introducing meta parameters in the user space API. The meta
> parameters can be used to tag requests with an id that can be matched
> against an asynchronous response as is done here in the OP-TEE driver.
>
> Asynchronous supplicant communication is needed by OP-TEE to implement
> GlobalPlatforms TEE Sockets API Specification v1.0.1. The specification
> is available at https://www.globalplatform.org/specificationsdevice.asp.
>
> This change is backwards compatible allowing older supplicants to work
> with newer kernels and vice versa.
>

Pulled into next/drivers, thanks!

       Arnd