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From: Harshal Dev <harshal.dev@oss.qualcomm.com>
To: Bjorn Andersson <andersson@kernel.org>
Cc: Sumit Garg <sumit.garg@kernel.org>,
	Bjorn Andersson <bjorn.andersson@oss.qualcomm.com>,
	Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>,
	Krzysztof Kozlowski <krzk@kernel.org>,
	Konrad Dybcio <konradybcio@kernel.org>,
	Jens Wiklander <jens.wiklander@linaro.org>,
	Amirreza Zarrabi <amirreza.zarrabi@oss.qualcomm.com>,
	Arnd Bergmann <arnd@arndb.de>,
	Geert Uytterhoeven <geert+renesas@glider.be>,
	op-tee@lists.trustedfirmware.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v3] arm64: defconfig: Enable QCOMTEE on Qualcomm SM8650+
Date: Wed, 7 Jan 2026 11:50:33 +0530	[thread overview]
Message-ID: <83ec99c3-ab34-4344-ac60-084a85e4fb2a@oss.qualcomm.com> (raw)
In-Reply-To: <a27tcbxmv4pwwvtxddeerrps6nasqpah35mzypz3p5ju2awigg@owrhgvasvuhe>

Hi,

On 1/2/2026 11:53 PM, Bjorn Andersson wrote:
> On Fri, Jan 02, 2026 at 02:21:57PM +0530, Harshal Dev wrote:
> [..]
>>
>>
>> I agree that the defconfig change effectively enables the driver for all arm64
>> boards, not just Qualcomm SoC based ones. To clarify this in the commit message,
>> let me explicitly state the following:
>> - Why we are enabling it for all arm64 boards.
>> - From which Qualcomm SoC onwards the driver is applicable to.
>> - What functionality the driver provides.
>> - How it's functionality has been tested and on which board.
>>
>> "
>> arm64: defconfig: Enable QCOMTEE module for QTEE-enabled Qualcomm SoCs
>>
>> All Qualcomm SoCs starting from SM8650 provide access to the Qualcomm Trusted
>> Execution Environment (QTEE) through the SMCInvoke interface, implemented by
>> the QCOMTEE driver. QTEE runs in the Secure World domain on ARM64 CPUs and
>> exposes secure services to Linux running in the Normal World domain.
>>
>> This change enables the QCOMTEE driver as a module to support communication
>> with QTEE.
>>
>> QCOMTEE has been tested on a Qualcomm RB3Gen2 board by loading and executing
>> a Trusted Application via tests hosted at github.com/qualcomm/minkipc.
>> "
> 
> This commit message looks good to me.
> 
> It also makes it clear that all platforms up to (not including) SM8650
> _only_ supports QSEECOM, and hence makes it clear that we have reason to
> support both mechanisms.

I agree, before QCOMTEE driver, QSEECOM was the only way to communicate with
QTEE.

I hope everyone else is aligned as well.
I will send a new patch version with the updated commit.

Thanks,
Harshal

> 
> Thank you,
> Bjorn


  reply	other threads:[~2026-01-07  6:20 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-12-08 12:18 Harshal Dev
2025-12-09  5:58 ` Krzysztof Kozlowski
2025-12-09  6:14   ` Dmitry Baryshkov
2025-12-10  3:51     ` Bjorn Andersson
2025-12-10  5:20       ` Krzysztof Kozlowski
2025-12-10  9:05       ` Harshal Dev
2025-12-12  1:25         ` Sumit Garg
2025-12-15 11:20           ` Harshal Dev
2025-12-22 16:56             ` Bjorn Andersson
2026-01-02  8:51               ` Harshal Dev
2026-01-02 18:23                 ` Bjorn Andersson
2026-01-07  6:20                   ` Harshal Dev [this message]
2026-01-07 15:04                     ` Bjorn Andersson
2026-01-08  9:46                       ` Harshal Dev
2025-12-09  7:15   ` Harshal Dev
2025-12-12  1:14   ` Sumit Garg

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