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client-ip=165.204.84.17; helo=satlexmb08.amd.com; pr=C Received: from satlexmb08.amd.com (165.204.84.17) by CY4PEPF0000EE37.mail.protection.outlook.com (10.167.242.43) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.21.25.13 via Frontend Transport; Mon, 11 May 2026 21:18:44 +0000 Received: from SATLEXMB04.amd.com (10.181.40.145) by satlexmb08.amd.com (10.181.42.217) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.2.2562.41; Mon, 11 May 2026 16:18:43 -0500 Received: from satlexmb08.amd.com (10.181.42.217) by SATLEXMB04.amd.com (10.181.40.145) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.39; Mon, 11 May 2026 16:18:43 -0500 Received: from xsjblevinsk51.xilinx.com (10.180.168.240) by satlexmb08.amd.com (10.181.42.217) with Microsoft SMTP Server id 15.2.2562.41 via Frontend Transport; Mon, 11 May 2026 16:18:42 -0500 From: Ben Levinsky To: Bjorn Andersson , Mathieu Poirier , CC: Frank Li , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , Geert Uytterhoeven , "Magnus Damm" , Patrice Chotard , Maxime Coquelin , Alexandre Torgue , , , , , , Subject: [PATCH 1/4] remoteproc: add common wc-ioremap carveout callbacks Date: Mon, 11 May 2026 14:18:38 -0700 Message-ID: <20260511211841.284809-2-ben.levinsky@amd.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20260511211841.284809-1-ben.levinsky@amd.com> References: <20260511211841.284809-1-ben.levinsky@amd.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain Received-SPF: None (SATLEXMB04.amd.com: ben.levinsky@amd.com does not designate permitted sender hosts) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: CY4PEPF0000EE37:EE_|IA0PR12MB7673:EE_ X-MS-Office365-Filtering-Correlation-Id: 70dffdab-199a-4559-aac6-08deafa2e1dc X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|1800799024|7416014|36860700016|376014|82310400026|56012099003|18002099003|22082099003|11063799003; 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X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: h/O8M5BMQdGXJ8NjqbLooOppX1SUftYfl5rUouVlAvsjXlHXDayHppEAVA3mNxHHiJIedTRvXk3htphukPiuhdHlfP2Hiua57zjEE/NXidvxqKiu006yFsDkjKPhRXeg+wqiDP75lw58YfLzflbpJjbxGuiyc47DluYJuoibZ6dwgqCPCCHmDuTalIkA97bz+SGN9FSVbizfD+/pgajKGbTxJgBaY/3MLi1GLGsKX89r/fhvhIQpQJgMKjSI8Fwibl2DQ80tgSyG/XbNKadY1ZCIhAUo4bBaq3KoUAi6VDW+MMv58xSZ7++LdtH4e+nxO+I+NIjkD2gd+L0HJ7F+WkADeYMFLZWx+00r1V9HXKFdfAMihDn5te6zoFFLAIZm9QqqmmtRes+qRYrI/7wdKuIVuDhUZWjq8qieop/F2eVCXzpHuIGgSf2Hprx65jFb X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 11 May 2026 21:18:44.1197 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 70dffdab-199a-4559-aac6-08deafa2e1dc X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d;Ip=[165.204.84.17];Helo=[satlexmb08.amd.com] X-MS-Exchange-CrossTenant-AuthSource: CY4PEPF0000EE37.namprd05.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: IA0PR12MB7673 Several remoteproc drivers open-code the same ioremap_wc() and iounmap() callbacks for carveout mappings. Add subsystem-private helpers in remoteproc_internal.h so those drivers can share the same implementation. Signed-off-by: Ben Levinsky --- drivers/remoteproc/remoteproc_internal.h | 26 +++++++++++++++++++++++- 1 file changed, 25 insertions(+), 1 deletion(-) diff --git a/drivers/remoteproc/remoteproc_internal.h b/drivers/remoteproc/remoteproc_internal.h index 0a5e15744b1d..3724a47a9748 100644 --- a/drivers/remoteproc/remoteproc_internal.h +++ b/drivers/remoteproc/remoteproc_internal.h @@ -12,8 +12,9 @@ #ifndef REMOTEPROC_INTERNAL_H #define REMOTEPROC_INTERNAL_H -#include #include +#include +#include struct rproc; @@ -122,6 +123,29 @@ rproc_find_carveout_by_name(struct rproc *rproc, const char *name, ...); void rproc_add_rvdev(struct rproc *rproc, struct rproc_vdev *rvdev); void rproc_remove_rvdev(struct rproc_vdev *rvdev); +static inline int rproc_mem_entry_ioremap_wc(struct rproc *rproc, + struct rproc_mem_entry *mem) +{ + void __iomem *va; + + va = ioremap_wc(mem->dma, mem->len); + if (!va) + return -ENOMEM; + + mem->va = (__force void *)va; + mem->is_iomem = true; + + return 0; +} + +static inline int rproc_mem_entry_iounmap(struct rproc *rproc, + struct rproc_mem_entry *mem) +{ + iounmap((__force __iomem void *)mem->va); + + return 0; +} + static inline int rproc_prepare_device(struct rproc *rproc) { if (rproc->ops->prepare) -- 2.34.1