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[129.46.96.20]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-23de428473fsm87562605ad.13.2025.07.13.17.50.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 13 Jul 2025 17:50:28 -0700 (PDT) From: Amirreza Zarrabi Date: Sun, 13 Jul 2025 17:49:19 -0700 Subject: [PATCH v6 07/12] firmware: qcom: scm: remove unused arguments to the shm_brige 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: <20250713-qcom-tee-using-tee-ss-without-mem-obj-v6-7-697fb7d41c36@oss.qualcomm.com> References: <20250713-qcom-tee-using-tee-ss-without-mem-obj-v6-0-697fb7d41c36@oss.qualcomm.com> In-Reply-To: <20250713-qcom-tee-using-tee-ss-without-mem-obj-v6-0-697fb7d41c36@oss.qualcomm.com> To: Jens Wiklander , Sumit Garg , Bjorn Andersson , Konrad Dybcio , Bartosz Golaszewski , Apurupa Pattapu , Kees Cook , "Gustavo A. R. Silva" , Sumit Semwal , =?utf-8?q?Christian_K=C3=B6nig?= Cc: Harshal Dev , linux-arm-msm@vger.kernel.org, op-tee@lists.trustedfirmware.org, linux-kernel@vger.kernel.org, linux-hardening@vger.kernel.org, dri-devel@lists.freedesktop.org, linaro-mm-sig@lists.linaro.org, linux-doc@vger.kernel.org, Amirreza Zarrabi , Neil Armstrong X-Mailer: b4 0.13.0 X-Proofpoint-ORIG-GUID: 6I65nxnW7GYQvGAMbfSEyDkfB-vNrQip X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwNzE0MDAwMiBTYWx0ZWRfX3UjjPikvQ+hi REyGxperqyOFRxIdZ1RvN1EBZ2m6uqjAKaBa55AjLSXtJhxwZwgA8bKKlZ47k2O8mkPcP5Fky3W wKjFCpCVbEpj+mfIM9938b8pIzBI6nQ0E5qupdSKPbr1BgD9CQdCvJbxiZyy25vnAdsP+huCU2d v1opsaOJeUcE5VO2ILmpDMFT+VS7wumpv+kQrRPS+R81/kdWctOcJmkNlqnT0bPk8Zc4U2pIhcP 9kXoKx0adjXsEcw1JIgibs0DNafuiXSbY8CnQZHCHRvn78sOkUxOBy4WTKIjFw75YqiW+pCW9yb FpshMKHI2O36YEDvSz5ZsErY105+BKR7qlD0IVBgb1pAu9wE5xkUqcOxcUn5Jc9/iPVv+EI25lt oGs0DXm/M7boPipfZqfOfH7p2/zCSZArtyRUFb5IGMwEkb54+m6El3yC/13HPhpdkQWoc8nq X-Proofpoint-GUID: 6I65nxnW7GYQvGAMbfSEyDkfB-vNrQip X-Authority-Analysis: v=2.4 cv=HYkUTjE8 c=1 sm=1 tr=0 ts=68745457 cx=c_pps a=IZJwPbhc+fLeJZngyXXI0A==:117 a=ouPCqIW2jiPt+lZRy3xVPw==:17 a=IkcTkHD0fZMA:10 a=Wb1JkmetP80A:10 a=KKAkSRfTAAAA:8 a=COk6AnOGAAAA:8 a=EUspDBNiAAAA:8 a=ViJ-rRY3MSY-B2NivjAA:9 a=QEXdDO2ut3YA:10 a=uG9DUKGECoFWVXl0Dc02:22 a=cvBusfyB2V15izCimMoJ:22 a=TjNXssC_j7lpFel5tvFf:22 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1099,Hydra:6.1.7,FMLib:17.12.80.40 definitions=2025-07-13_03,2025-07-09_01,2025-03-28_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 adultscore=0 priorityscore=1501 bulkscore=0 clxscore=1015 mlxscore=0 mlxlogscore=999 malwarescore=0 impostorscore=0 spamscore=0 lowpriorityscore=0 phishscore=0 classifier=spam authscore=0 authtc=n/a authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2505280000 definitions=main-2507140002 shm_bridge create/delete functions always use the scm device. There is no need to pass it as an argument. Tested-by: Neil Armstrong Tested-by: Harshal Dev Signed-off-by: Amirreza Zarrabi --- drivers/firmware/qcom/qcom_scm.c | 4 ++-- drivers/firmware/qcom/qcom_tzmem.c | 8 ++++---- include/linux/firmware/qcom/qcom_scm.h | 4 ++-- 3 files changed, 8 insertions(+), 8 deletions(-) diff --git a/drivers/firmware/qcom/qcom_scm.c b/drivers/firmware/qcom/qcom_scm.c index e3207a9d2de6..72223d7dc33d 100644 --- a/drivers/firmware/qcom/qcom_scm.c +++ b/drivers/firmware/qcom/qcom_scm.c @@ -1631,7 +1631,7 @@ int qcom_scm_shm_bridge_enable(void) } EXPORT_SYMBOL_GPL(qcom_scm_shm_bridge_enable); -int qcom_scm_shm_bridge_create(struct device *dev, u64 pfn_and_ns_perm_flags, +int qcom_scm_shm_bridge_create(u64 pfn_and_ns_perm_flags, u64 ipfn_and_s_perm_flags, u64 size_and_flags, u64 ns_vmids, u64 *handle) { @@ -1659,7 +1659,7 @@ int qcom_scm_shm_bridge_create(struct device *dev, u64 pfn_and_ns_perm_flags, } EXPORT_SYMBOL_GPL(qcom_scm_shm_bridge_create); -int qcom_scm_shm_bridge_delete(struct device *dev, u64 handle) +int qcom_scm_shm_bridge_delete(u64 handle) { struct qcom_scm_desc desc = { .svc = QCOM_SCM_SVC_MP, diff --git a/drivers/firmware/qcom/qcom_tzmem.c b/drivers/firmware/qcom/qcom_tzmem.c index 94196ad87105..4fe333fd2f07 100644 --- a/drivers/firmware/qcom/qcom_tzmem.c +++ b/drivers/firmware/qcom/qcom_tzmem.c @@ -124,9 +124,9 @@ static int qcom_tzmem_init_area(struct qcom_tzmem_area *area) if (!handle) return -ENOMEM; - ret = qcom_scm_shm_bridge_create(qcom_tzmem_dev, pfn_and_ns_perm, - ipfn_and_s_perm, size_and_flags, - QCOM_SCM_VMID_HLOS, handle); + ret = qcom_scm_shm_bridge_create(pfn_and_ns_perm, ipfn_and_s_perm, + size_and_flags, QCOM_SCM_VMID_HLOS, + handle); if (ret) return ret; @@ -142,7 +142,7 @@ static void qcom_tzmem_cleanup_area(struct qcom_tzmem_area *area) if (!qcom_tzmem_using_shm_bridge) return; - qcom_scm_shm_bridge_delete(qcom_tzmem_dev, *handle); + qcom_scm_shm_bridge_delete(*handle); kfree(handle); } diff --git a/include/linux/firmware/qcom/qcom_scm.h b/include/linux/firmware/qcom/qcom_scm.h index b3a7cc20e617..796de61c7e9e 100644 --- a/include/linux/firmware/qcom/qcom_scm.h +++ b/include/linux/firmware/qcom/qcom_scm.h @@ -149,10 +149,10 @@ bool qcom_scm_lmh_dcvsh_available(void); int qcom_scm_gpu_init_regs(u32 gpu_req); int qcom_scm_shm_bridge_enable(void); -int qcom_scm_shm_bridge_create(struct device *dev, u64 pfn_and_ns_perm_flags, +int qcom_scm_shm_bridge_create(u64 pfn_and_ns_perm_flags, u64 ipfn_and_s_perm_flags, u64 size_and_flags, u64 ns_vmids, u64 *handle); -int qcom_scm_shm_bridge_delete(struct device *dev, u64 handle); +int qcom_scm_shm_bridge_delete(u64 handle); #ifdef CONFIG_QCOM_QSEECOM -- 2.34.1