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Wed, 14 Oct 2026 23:38:21 -0700 (PDT) X-Received: by 2002:a17:90b:570e:b0:3a8:1a1a:7895 with SMTP id 98e67ed59e1d1-3ab3a90e564mr12340050a91.18.1792046301053; Wed, 14 Oct 2026 23:38:21 -0700 (PDT) Received: from hu-kuldsing-hyd.qualcomm.com ([202.46.23.25]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-3ac93ff4474sm2844429a91.0.2026.10.14.23.38.17 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 14 Oct 2026 23:38:20 -0700 (PDT) From: Kuldeep Singh Date: Thu, 15 Oct 2026 12:07:46 +0530 Subject: [PATCH v3 1/3] tee: qcomtee: Register qcom.tz.tpm service for discovery Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20261015-tpm_qcom_driver-v3-1-247c8e50250e@qti.qualcomm.com> References: <20261015-tpm_qcom_driver-v3-0-247c8e50250e@qti.qualcomm.com> In-Reply-To: <20261015-tpm_qcom_driver-v3-0-247c8e50250e@qti.qualcomm.com> To: Amirreza Zarrabi , Jens Wiklander , Sumit Garg , Peter Huewe , Jarkko Sakkinen , Jason Gunthorpe Cc: Kuldeep Singh , linux-arm-msm@vger.kernel.org, op-tee@lists.trustedfirmware.org, linux-kernel@vger.kernel.org, linux-integrity@vger.kernel.org X-Mailer: b4 0.15.2 X-Authority-Analysis: v=2.4 cv=VKpIDNPX c=1 sm=1 tr=0 ts=6ad074de cx=c_pps a=0uOsjrqzRL749jD1oC5vDA==:117 a=ZePRamnt/+rB5gQjfz0u9A==:17 a=IkcTkHD0fZMA:10 a=660iZSQnnn4A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=eoimf2acIAo5FJnRuUoq:22 a=VwQbUJbxAAAA:8 a=EUspDBNiAAAA:8 a=cMdrFq0U01fV1n6vpx4A:9 a=QEXdDO2ut3YA:10 a=mQ_c8vxmzFEMiUWkPHU9:22 X-Proofpoint-Spam-Info: AW1haW4tMjYxMDE1MDAyNiBTYWx0ZWRfX2H7BQztAD639 +moc3XR5vUNFWBCB+5zvpXGciLLvE623RE2wqT7txk1rZFAhyqGTDGVCuRuaM97FMoVYHKr4f7b d6q04plRk1MG/LnWykdU0moIixon0bE= X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYxMDE1MDAyNiBTYWx0ZWRfX1IB9BXZYPD5F zQ7C9soCURPs4aVBiJQvv+JQ4rNsCYuLpmZevK2JXzH03x6pd2oVRPhIVNJ2MmLB1/JNymco3fW 7/O4CC89gHknUiaFe48zzKwgmlfn0SDINCZx2zuD98c7jZtWEuBYGTfDU76aLioDGHrOrm/HlqD psrhYxGgG3hYcTDE7sdM0mXvWvmSsm3wMVfn7N94hx+ytaGK0rMQwkFD4K8rJD1nzg8wZRjDcco nArwdgdi8hZNWeisrgy/BTCWY5tvybZWQQppBc+2LjFz5x0gtrRM9qnF3Wwrik5EChLJXQKs8xw gBCzjHHKpZ3f4wu0bgu5ScId+ViTfk9E484RjAeQOEnQwix8ckXQ20EhtXcuP9GynYJYuGMrmMu mlPfvfq+G2o8qwIr4tagL9joazAmddYBa2r99faLVAP0B4LGufBd5L2iZi4MyeASb5hIBkbbWU8 Cew9hUaVhTMp8z1lHyA== X-Proofpoint-ORIG-GUID: vsRBFLkWa_w3v4OwJzQnSUve5zJvWUSs X-Proofpoint-GUID: vsRBFLkWa_w3v4OwJzQnSUve5zJvWUSs X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-10-13_01,2026-10-14_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 adultscore=0 bulkscore=0 lowpriorityscore=0 impostorscore=0 suspectscore=0 malwarescore=0 phishscore=0 spamscore=0 clxscore=1015 priorityscore=1501 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2610080000 definitions=main-2610150026 Add "qcom.tz.tpm" (QCOMTEE_TPM_UID) to qtee_services[] so the TPM TA is enumerated as a TEE-bus device, allowing a client driver to bind to it via its generated UUID. Reviewed-by: Jarkko Sakkinen Signed-off-by: Kuldeep Singh --- drivers/tee/qcomtee/call.c | 4 +++- drivers/tee/qcomtee/qcomtee_msg.h | 2 ++ 2 files changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/tee/qcomtee/call.c b/drivers/tee/qcomtee/call.c index 3061bcbd15ab..d4d6f72eb71b 100644 --- a/drivers/tee/qcomtee/call.c +++ b/drivers/tee/qcomtee/call.c @@ -747,7 +747,9 @@ static const uuid_t qtee_service_uuid_ns = UUID_INIT(0xe1b48857, 0x6154, 0x49f9, static const struct qtee_service qtee_services[] = { { "qcom.tz.uefisecapp", - QCOMTEE_UEFI_SEC_UID } + QCOMTEE_UEFI_SEC_UID }, + { "qcom.tz.tpm", + QCOMTEE_TPM_UID } }; static void qtee_release_service(struct device *dev) diff --git a/drivers/tee/qcomtee/qcomtee_msg.h b/drivers/tee/qcomtee/qcomtee_msg.h index 9278a361dc70..9fff9dc5fffb 100644 --- a/drivers/tee/qcomtee/qcomtee_msg.h +++ b/drivers/tee/qcomtee/qcomtee_msg.h @@ -106,6 +106,8 @@ union qcomtee_msg_arg { #define QTEE_VERSION_GET_PATCH(x) ((x) >> 0 & 0xfffU) #define QCOMTEE_UEFI_SEC_UID 413 +#define QCOMTEE_TPM_UID 81 + /* Response types as returned from qcomtee_object_invoke_ctx_invoke(). */ /* The message contains a callback request. */ -- 2.34.1