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[1.41.240.65]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-3540f2cb0a7sm4109165a91.2.2026.01.28.21.34.08 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 28 Jan 2026 21:34:11 -0800 (PST) Message-ID: <5cede166-8527-4360-a87d-ba090ad420da@oss.qualcomm.com> Date: Thu, 29 Jan 2026 16:34:05 +1100 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v4] arm64: defconfig: Enable QCOMTEE module for QTEE-enabled Qualcomm SoCs To: Sumit Garg , Harshal Dev Cc: Krzysztof Kozlowski , Bjorn Andersson , Konrad Dybcio , Dmitry Baryshkov , Jens Wiklander , Arnd Bergmann , Geert Uytterhoeven , op-tee@lists.trustedfirmware.org, linux-kernel@vger.kernel.org References: <20260114-qcom_qcomtee_defconfig-v4-1-ec676311171f@oss.qualcomm.com> Content-Language: en-US From: Amirreza Zarrabi In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-ORIG-GUID: z00sxtybJ0-Gt2w5pqIfWqpA5dw5GaEF X-Authority-Analysis: v=2.4 cv=C5fkCAP+ c=1 sm=1 tr=0 ts=697af155 cx=c_pps a=UNFcQwm+pnOIJct1K4W+Mw==:117 a=hi51d+lTLNy/RbqRqnOomQ==:17 a=IkcTkHD0fZMA:10 a=vUbySO9Y5rIA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=VwQbUJbxAAAA:8 a=EUspDBNiAAAA:8 a=NEAV23lmAAAA:8 a=mpebLm1d4dY9ibj_iC8A:9 a=QEXdDO2ut3YA:10 a=uKXjsCUrEbL0IQVhDsJ9:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMTI5MDAzMyBTYWx0ZWRfX5vj5nXqPwYPw WClT0VxYIiMG7bUoTQ4oF75UpUjSHDbb2x/655X5V/BgBb7CnE0zfLU0AGt/GmIbdQp8Uwmn1ew j6hsyGRd0oFkPxxJEOjXA6FFtUqWnGbcwzI4R7YXGE2TOJBbfNkTFRZtZUS+ISGweoB8lrHG1gu Pq+3UlMvdmNuu+9tp4hOZJtVOY9gRxPqz/htbwpq4KGmZaigMR8w6YEgPRUSTAeJMHmDomKLyYa BkpZVXg3BJMC6tHNPlJ92rsDWfc9jHCF+N0BC2dF1jAz3QgzKBJLOC4mBoBaWFBLooE+Nh0osDB PpYNljkVsa+vl3OL/LrXaQlYs1JPKSayWtf9AwdSHMOG4TQJPlSHVyUQPf+J6YW0x89Be2rykcD np7YxWpgvHK5rOU6rnHz+aOGNPOJRYZYg21WalgA8FBDCBO0xytk80zROtzh0MZgyewVyGfMmNF 51ognAJqU0kEwXveCug== X-Proofpoint-GUID: z00sxtybJ0-Gt2w5pqIfWqpA5dw5GaEF X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-01-28_06,2026-01-28_03,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 adultscore=0 clxscore=1015 spamscore=0 bulkscore=0 impostorscore=0 lowpriorityscore=0 phishscore=0 priorityscore=1501 suspectscore=0 malwarescore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2601150000 definitions=main-2601290033 On 1/16/2026 9:06 PM, Sumit Garg wrote: > On Wed, Jan 14, 2026 at 01:49:14PM +0530, Harshal Dev wrote: >> 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. >> >> Signed-off-by: Harshal Dev >> --- >> Changes in v4: >> - Updated the commit message as per discussion to clarify the following: >> - Why we are enabling QCOMTEE for all arm64 boards. >> - From which Qualcomm SoC onwards the driver is applicable. >> - What functionality the driver provides. >> - How the functionality has been tested and on which board. >> - Link to v3: https://lore.kernel.org/r/20251208-qcom_qcomtee_defconfig-v3-1-b50dcf8ab45e@oss.qualcomm.com > > Reviewed-by: Sumit Garg > > -Sumit > Reviewed-by: Amirreza Zarrabi - Amir >> >> Changes in v3: >> - Updated the commit message to reflect the supported Qualcomm platforms. >> - Link to v2: https://lore.kernel.org/r/20251205-qcom_qcomtee_defconfig-v2-1-c92560b0346e@qti.qualcomm.com >> >> Changes in v2: >> - Updated CONFIG_QCOMTEE flag to 'm' since QCOMTEE can be built as a module. >> - Link to v1: https://lore.kernel.org/r/20251202-qcom_qcomtee_defconfig-v1-1-11bfe40a8ea4@oss.qualcomm.com >> --- >> arch/arm64/configs/defconfig | 1 + >> 1 file changed, 1 insertion(+) >> >> diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig >> index cdb7d69e3b24..e952d24bef77 100644 >> --- a/arch/arm64/configs/defconfig >> +++ b/arch/arm64/configs/defconfig >> @@ -1789,6 +1789,7 @@ CONFIG_FPGA_MGR_ZYNQMP_FPGA=m >> CONFIG_FPGA_MGR_VERSAL_FPGA=m >> CONFIG_TEE=y >> CONFIG_OPTEE=y >> +CONFIG_QCOMTEE=m >> CONFIG_MUX_GPIO=m >> CONFIG_MUX_MMIO=y >> CONFIG_SLIMBUS=m >> >> --- >> base-commit: 47b7b5e32bb7264b51b89186043e1ada4090b558 >> change-id: 20251202-qcom_qcomtee_defconfig-8dc0fed1411b >> >> Best regards, >> -- >> Harshal Dev >>