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Mon, 7 Oct 2024 15:16:43 +0200 (CEST) Received: from SAFDAG1NODE1.st.com (10.75.90.17) by EQNDAG1NODE4.st.com (10.75.129.133) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.37; Mon, 7 Oct 2024 15:16:43 +0200 Received: from localhost (10.48.86.121) by SAFDAG1NODE1.st.com (10.75.90.17) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.37; Mon, 7 Oct 2024 15:16:43 +0200 From: Arnaud Pouliquen To: Bjorn Andersson , Mathieu Poirier , Jens Wiklander , "Rob Herring" , Krzysztof Kozlowski , Conor Dooley CC: , , , , , , Arnaud Pouliquen Subject: [PATCH v10 3/7] remoteproc: core: Refactor resource table cleanup into rproc_release_fw Date: Mon, 7 Oct 2024 15:16:16 +0200 Message-ID: <20241007131620.2090104-4-arnaud.pouliquen@foss.st.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20241007131620.2090104-1-arnaud.pouliquen@foss.st.com> References: <20241007131620.2090104-1-arnaud.pouliquen@foss.st.com> MIME-Version: 1.0 X-Originating-IP: [10.48.86.121] X-ClientProxiedBy: SAFCAS1NODE1.st.com (10.75.90.11) To SAFDAG1NODE1.st.com (10.75.90.17) X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.680,FMLib:17.12.60.29 definitions=2024-09-06_09,2024-09-06_01,2024-09-02_01 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241007_062123_347619_781DB82C X-CRM114-Status: GOOD ( 13.15 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org This patch centralizing the cleanup of the resource table into a new helper function rproc_release_fw(). More than just factorizing the code into a common function, it is the first step to integrate the release of the firmware image loaded by the OP-TEE remoteproc framework. Suggested-by: Mathieu Poirier Signed-off-by: Arnaud Pouliquen --- Update vs previous revision: - add justification of the patch in the commit message --- drivers/remoteproc/remoteproc_core.c | 21 ++++++++++----------- 1 file changed, 10 insertions(+), 11 deletions(-) diff --git a/drivers/remoteproc/remoteproc_core.c b/drivers/remoteproc/remoteproc_core.c index ace11ea17097..7694817f25d4 100644 --- a/drivers/remoteproc/remoteproc_core.c +++ b/drivers/remoteproc/remoteproc_core.c @@ -1256,6 +1256,13 @@ static int rproc_alloc_registered_carveouts(struct rproc *rproc) return 0; } +static void rproc_release_fw(struct rproc *rproc) +{ + /* Free the copy of the resource table */ + kfree(rproc->cached_table); + rproc->cached_table = NULL; + rproc->table_ptr = NULL; +} /** * rproc_resource_cleanup() - clean up and free all acquired resources @@ -1485,9 +1492,7 @@ static int rproc_fw_boot(struct rproc *rproc, const struct firmware *fw) clean_up_resources: rproc_resource_cleanup(rproc); - kfree(rproc->cached_table); - rproc->cached_table = NULL; - rproc->table_ptr = NULL; + rproc_release_fw(rproc); unprepare_rproc: /* release HW resources if needed */ rproc_unprepare_device(rproc); @@ -2067,10 +2072,7 @@ int rproc_shutdown(struct rproc *rproc) rproc_disable_iommu(rproc); - /* Free the copy of the resource table */ - kfree(rproc->cached_table); - rproc->cached_table = NULL; - rproc->table_ptr = NULL; + rproc_release_fw(rproc); out: mutex_unlock(&rproc->lock); return ret; @@ -2133,10 +2135,7 @@ int rproc_detach(struct rproc *rproc) rproc_disable_iommu(rproc); - /* Free the copy of the resource table */ - kfree(rproc->cached_table); - rproc->cached_table = NULL; - rproc->table_ptr = NULL; + rproc_release_fw(rproc); out: mutex_unlock(&rproc->lock); return ret;