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Mon, 07 Sep 2026 02:29:12 -0700 (PDT) X-Received: by 2002:a17:90b:5289:b0:398:e96a:8999 with SMTP id 98e67ed59e1d1-39b261d0d83mr35910496a91.16.1788773352487; Mon, 07 Sep 2026 02:29:12 -0700 (PDT) Received: from hu-kuldsing-hyd.qualcomm.com ([202.46.23.25]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-338778fb926sm1627830eec.31.2026.09.07.02.29.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 07 Sep 2026 02:29:12 -0700 (PDT) From: Kuldeep Singh Date: Mon, 07 Sep 2026 14:58:41 +0530 Subject: [PATCH v2 1/3] tee: qcomtee: Register qcom.tz.tpm service for discovery Precedence: bulk X-Mailing-List: linux-integrity@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: <20260907-tpm_qcom_driver-v2-1-71a6b1752da8@oss.qualcomm.com> References: <20260907-tpm_qcom_driver-v2-0-71a6b1752da8@oss.qualcomm.com> In-Reply-To: <20260907-tpm_qcom_driver-v2-0-71a6b1752da8@oss.qualcomm.com> To: Amirreza Zarrabi , Jens Wiklander , Sumit Garg , Peter Huewe , Jarkko Sakkinen , Jason Gunthorpe Cc: linux-arm-msm@vger.kernel.org, op-tee@lists.trustedfirmware.org, linux-kernel@vger.kernel.org, linux-integrity@vger.kernel.org, Kuldeep Singh X-Mailer: b4 0.15.2 X-Proofpoint-GUID: aigQO9FXOyV3Bbj5xO7eQVkh0Klz7qB6 X-Proofpoint-ORIG-GUID: aigQO9FXOyV3Bbj5xO7eQVkh0Klz7qB6 X-Proofpoint-Spam-Info: AW1haW4tMjYwOTA3MDEwMyBTYWx0ZWRfX6C+FfX5IAkKc zKbzsRGvGKDCu8I6ILyJgJ70dYWTu/rHrCLmqw2mny1IK4reL7h4ymaRcOCiy+uyno2GFK68qlC s/bjZUSuk6e6ZmzAd9UHGoY5+VWpq10= X-Authority-Analysis: v=2.4 cv=LseiDHdc c=1 sm=1 tr=0 ts=6a9e83e9 cx=c_pps a=UNFcQwm+pnOIJct1K4W+Mw==:117 a=ZePRamnt/+rB5gQjfz0u9A==:17 a=IkcTkHD0fZMA:10 a=VdqzKS8jKosA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=gowsoOTTUOVcmtlkKump:22 a=EUspDBNiAAAA:8 a=cMdrFq0U01fV1n6vpx4A:9 a=QEXdDO2ut3YA:10 a=uKXjsCUrEbL0IQVhDsJ9:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwOTA3MDEwMyBTYWx0ZWRfX8fgLk0gX1078 vGVmRcSpqGRpS/3b+NWo3vYatXB0UBF5JsIsBn3WEvwIYjwjMTVxFkM0P/gY5wxo/EpAV/zjeEM MdrPOD1DMDSdQaQCz8vZZzvNgBV/dnaZ3hSg13gxM8/0HYxdRq3LbzFhj4mH4sp+BeGmlndQCBz XyC3nzjA+DeV1qdN7B0dyePy/dM0OPjZg3MX7G38GGL511Ei9ueM9FQZbP7IrrYt9NAB0QDGx9c im4ZeAWDUpZ3q20+A0wFcrAUSdTF19PHs83xos14YDONK9hPlSQPM+x3aWQBXPBmithKNEy+fJ5 P4BiFkmjtpzZxRBJprpnEdOYjNIJ/I35YqiuKBPhDYt6WTSJrSdg2y9/16iDg3C6JQ+8FK3eTY/ 2kFWSiZqjCspvYLnRPQhnR8tVzAqa9hrP2n95vD1k/WUpU1XHh1oL5N8V0CTheWyBfA8nje8qOc wn6ih5fiUPkY1dHj0Nw== 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=2026-09-07_02,2026-09-03_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 impostorscore=0 spamscore=0 lowpriorityscore=0 suspectscore=0 adultscore=0 bulkscore=0 malwarescore=0 priorityscore=1501 clxscore=1015 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2609070103 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. 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 4212572ff54b..aca4e8c6e37b 100644 --- a/drivers/tee/qcomtee/call.c +++ b/drivers/tee/qcomtee/call.c @@ -753,7 +753,9 @@ 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 ecaf8db67d45..87f1c257a877 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