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[129.46.96.20]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-73e25acd9cbsm9353642b3a.174.2025.04.28.23.07.03 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 28 Apr 2025 23:07:03 -0700 (PDT) From: Amirreza Zarrabi Date: Mon, 28 Apr 2025 23:06:27 -0700 Subject: [PATCH v4 06/11] firmware: qcom: scm: remove unused arguments to the shm_brige Precedence: bulk X-Mailing-List: linux-doc@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: <20250428-qcom-tee-using-tee-ss-without-mem-obj-v4-6-6a143640a6cb@oss.qualcomm.com> References: <20250428-qcom-tee-using-tee-ss-without-mem-obj-v4-0-6a143640a6cb@oss.qualcomm.com> In-Reply-To: <20250428-qcom-tee-using-tee-ss-without-mem-obj-v4-0-6a143640a6cb@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: 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 X-Mailer: b4 0.13.0 X-Authority-Analysis: v=2.4 cv=M7xNKzws c=1 sm=1 tr=0 ts=68106c8a cx=c_pps a=oF/VQ+ItUULfLr/lQ2/icg==:117 a=ouPCqIW2jiPt+lZRy3xVPw==:17 a=IkcTkHD0fZMA:10 a=XR8D0OoHHMoA:10 a=EUspDBNiAAAA:8 a=ViJ-rRY3MSY-B2NivjAA:9 a=QEXdDO2ut3YA:10 a=3WC7DwWrALyhR5TkjVHa:22 X-Proofpoint-GUID: gOs0pvftngyWkI5fQ8mBxwwcGi0rvQCJ X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwNDI5MDA0NCBTYWx0ZWRfX+/vkvs1WCsO/ D47NDiz6gEUSqBLdAR6SFdtugYc43QolijgoAsKKXOmuWONVBj/tFFW1kBJESH5Uj0Ff0/ccwi9 C61yusgDRte802ELhIk9KJhtdB+wMjcsGZ+bns7PlnXWfivkNkSpnEEZiUS1d+FibSZeSrDi5xD WRWScPNY5UNrPyMYrmy3vc36Zl5/qN0+71d7BXF3clkp00xzJxBRt0RdH1eCOqvEdtrcr1kT1W5 UyBS38upSAXyTS1Ppua3ctj6s1es3HNJ0yAdrQct8iHzziTv9RmEPAqsNS7qh0YuK2ZLSfN4neS eLMl53xiqQWuEnsnxjmd1lU4sKV4qZKRs1ebbUxGIIYqls8mRnxI85NekurC5wFysCaQ2xHcH4v cR1QAdUyrSZ7M4UwvvY7c/eywCEYtn43de+BDTPlc8XwONJpEHm2pD/BYkMO9gGPQs7QBIXy X-Proofpoint-ORIG-GUID: gOs0pvftngyWkI5fQ8mBxwwcGi0rvQCJ X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1099,Hydra:6.0.736,FMLib:17.12.80.40 definitions=2025-04-29_01,2025-04-24_02,2025-02-21_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 priorityscore=1501 clxscore=1015 mlxlogscore=999 spamscore=0 phishscore=0 bulkscore=0 adultscore=0 lowpriorityscore=0 suspectscore=0 malwarescore=0 mlxscore=0 classifier=spam authscore=0 authtc=n/a authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2504070000 definitions=main-2504290044 shm_bridge create/delete functions always use the scm device. There is no need to pass it as an argument. 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 bff1b0d3306e..9fd5f900d327 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 92b365178235..548dbd346b1b 100644 --- a/drivers/firmware/qcom/qcom_tzmem.c +++ b/drivers/firmware/qcom/qcom_tzmem.c @@ -123,9 +123,9 @@ 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; @@ -141,7 +141,7 @@ 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 bf5e64f6deba..33fde08dce70 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