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Mon, 31 Aug 2026 02:43:26 -0700 (PDT) X-Received: by 2002:a17:90b:1f86:b0:396:4cbf:45a2 with SMTP id 98e67ed59e1d1-396d0ff5bb9mr42028688a91.14.1788169405737; Mon, 31 Aug 2026 02:43:25 -0700 (PDT) Received: from hu-kuldsing-hyd.qualcomm.com ([202.46.23.25]) by smtp.gmail.com with ESMTPSA id a92af1059eb24-142e0bf8a13sm40782983c88.0.2026.08.31.02.43.21 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 31 Aug 2026 02:43:25 -0700 (PDT) From: Kuldeep Singh Date: Mon, 31 Aug 2026 15:13:00 +0530 Subject: [PATCH 1/2] 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: <20260831-tpm_qcom_driver-v1-1-6f16fa6924fa@oss.qualcomm.com> References: <20260831-tpm_qcom_driver-v1-0-6f16fa6924fa@oss.qualcomm.com> In-Reply-To: <20260831-tpm_qcom_driver-v1-0-6f16fa6924fa@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-Authority-Analysis: v=2.4 cv=W6UIkxWk c=1 sm=1 tr=0 ts=6a954cbe cx=c_pps a=RP+M6JBNLl+fLTcSJhASfg==:117 a=ZePRamnt/+rB5gQjfz0u9A==:17 a=IkcTkHD0fZMA:10 a=Sv0fKeRqtYgA: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=iS9zxrgQBfv6-_F4QbHw:22 X-Proofpoint-ORIG-GUID: adFXQb7k6xcipTtQ0XlNjtqqOzQy39g8 X-Proofpoint-GUID: adFXQb7k6xcipTtQ0XlNjtqqOzQy39g8 X-Proofpoint-Spam-Info: AW1haW4tMjYwODMxMDA4MyBTYWx0ZWRfX41D889hreK1F Cg8dyG1O/dTyu4uVV5HubU+fLOdzPD/N2gqF1X14nGOq6YKQNbrVZw0kCZ+mPXLUJmDxLCGhskX fDwJe7Mja+5IpAklTjugtnnMUMQJf0I= X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwODMxMDA4MyBTYWx0ZWRfX+73eQpvU0Blw Scwvu247ZIWUcUW6u4Wqw/xGuouNWkhRabrmlILZLwvubbqAuXR+MxAhIMQmh30GrgLdGvk0Hgk aa5VoL49Cs6/JxHp9B8u0j5faDYeVrzqFUOxpRCgillHG+WzfzY3OdZC/EIw9Tbp7Ssm/wM7Gvh JjMmfi2hEEMPhmGvKs51ZrTqUYY/t/9ILCHawP4aprFNd2z6D7+UNjEbANQmAZOgOl72Qgq3CtQ R5XLEbmzJYCNsbckHG12UeiOrc8bou28uJzZPAL8MFHo2j78GVEaWdWK2bTVc2i+r1L/O8KIpa2 /RhE/iXdi3rn4uwBPmKX3WF68iCthPyP+T3YJS46u7rhAWYGSIpmSSIIbHeimiT8kG2bBFkOhiY rfW/GobhiTlaUqtyIwagR8aMULEi4pTPfweLVyPe3LtX+TLXrYLAN4aI16tezsc3Qn5E3QqYN5Y hNvzxpHohe/56K7dldg== 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=2026-08-31_03,2026-08-27_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 spamscore=0 malwarescore=0 suspectscore=0 bulkscore=0 clxscore=1015 phishscore=0 lowpriorityscore=0 priorityscore=1501 adultscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2608310083 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..888611b801c8 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 489 + /* Response types as returned from qcomtee_object_invoke_ctx_invoke(). */ /* The message contains a callback request. */ -- 2.34.1