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Fri, 4 Dec 2020 07:12:55 +0000 From: "Peng Fan (OSS)" To: ohad@wizery.com, bjorn.andersson@linaro.org, mathieu.poirier@linaro.org, o.rempel@pengutronix.de Cc: shawnguo@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, linux-imx@nxp.com, linux-remoteproc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Peng Fan , Richard Zhu Subject: [PATCH V3 2/7] remoteproc: imx_rproc: add elf memory hooks Date: Fri, 4 Dec 2020 15:40:31 +0800 Message-Id: <20201204074036.23870-3-peng.fan@oss.nxp.com> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20201204074036.23870-1-peng.fan@oss.nxp.com> References: <20201204074036.23870-1-peng.fan@oss.nxp.com> Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Originating-IP: [119.31.174.71] X-ClientProxiedBy: MAXPR0101CA0069.INDPRD01.PROD.OUTLOOK.COM (2603:1096:a00:e::31) To DB6PR0402MB2760.eurprd04.prod.outlook.com (2603:10a6:4:a1::14) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from linux-1xn6.ap.freescale.net (119.31.174.71) by MAXPR0101CA0069.INDPRD01.PROD.OUTLOOK.COM (2603:1096:a00:e::31) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3632.17 via Frontend Transport; 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X-MS-Exchange-AntiSpam-MessageData: =?us-ascii?Q?fKwjOBEQEfYKyf00zoNKMnO92D7O+OfCRqB/0ZuaPkOwJBXhYzeMnmJDvHly?= =?us-ascii?Q?McXwBeUhanS39nx/8MPfIp9+ioBIT+7p3kIU2I/S3UpuFj8REVBa4DTpNZCW?= =?us-ascii?Q?ApTub5EUKU7Wb155k000m/ngB/mFjvmKZ8u0yIs/KLusIH55T4E0AoPQZcSu?= =?us-ascii?Q?B1ESBLSFa+ntDuNJo6I/DPU0K072MlFV/MdcBKC1+3m0HrRHWPxDsMN5YQfO?= =?us-ascii?Q?/YFOe85uLX0KcmujtLsOaft/q68M5dlNmg+k1fQW8vTGGZ3daHJcPapY7U2J?= =?us-ascii?Q?6hckvRMt2yI9obGV9JvziI68JiF0NUTx1onylowGD4j7YrLGvRsMihTfQpHE?= =?us-ascii?Q?HaC/t24FEdravpSCo1qDpoaSp3Ipj/a75D+yyqE9TYzFsdnoRYhYSYkLrp5e?= =?us-ascii?Q?7SjA8dUhastX3taZjEGozapvghCLzvVeaZzUgZYq68HGRgBLiv4kcsE3DsVr?= =?us-ascii?Q?kJp6A+C+M8z7+oxNK1XCptessWcxzlN8FbQ6Y82QUiqT5B7C80nudzJ7ghsu?= =?us-ascii?Q?LTSbwkjELBC8rv8sTGc1tlV/6a8jgNaj28EyA5GVZTu6bAHNkTOPBzhylTAK?= =?us-ascii?Q?4cGRFBbZ7imUw0qQYy0FeIIa37UPIsR9GCPSMYJHcBlp23XbsB+O/7WST6nk?= =?us-ascii?Q?ntaEX6z4X2IKNPUR6IsJeX3/hsFumCYwU0Xh0SFYQDIRLTr7zbT2KK5TsViM?= =?us-ascii?Q?RjBRPpOyExRcaC29NG0yerexTOz8/NkwTBWgQ8zbi56wXVn3t09efQgxZ0QZ?= =?us-ascii?Q?ahmv5xCKThpcmUs7LIkV5pQ5ZQIECCh5kBU7JQdy93SvoSYkrhSzPAYsW3ov?= =?us-ascii?Q?WGaPb90H/uzctBugeztXYT6ze409XdLWjmjFcRknhCcwtVk0/iTK68ZEbCPO?= =?us-ascii?Q?vDmxX2qdZJ0M+azXnTuVY+VxgSyD1bTZdFH2pSKTCCDu5clOFZ0LYVkWvD3H?= =?us-ascii?Q?p8mEHjx0aAPBBuZYQNn9ed+PXfeqBRMmi8+0WxFmpUdc0XnZvoEADJ2mFWX5?= =?us-ascii?Q?5wgT?= X-OriginatorOrg: oss.nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: e4be73e4-01d3-467d-90d0-08d89824059e X-MS-Exchange-CrossTenant-AuthSource: DB6PR0402MB2760.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 04 Dec 2020 07:12:55.6356 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635 X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: ULTq7zogRYgjZBhf4V37NeMporycGSBMSdXN2TMLIkryGQH0O+RZrS6s3e0kkW78HSYTfuw0qPcld+onvTGtsQ== X-MS-Exchange-Transport-CrossTenantHeadersStamped: DB7PR04MB4633 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Peng Fan Add elf memory hooks according to elf_mem_hook setting in the platform configuration dcfg. Acked-by: Richard Zhu Signed-off-by: Peng Fan --- drivers/remoteproc/imx_rproc.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/drivers/remoteproc/imx_rproc.c b/drivers/remoteproc/imx_rproc.c index 8957ed271d20..d1abb253b499 100644 --- a/drivers/remoteproc/imx_rproc.c +++ b/drivers/remoteproc/imx_rproc.c @@ -6,6 +6,7 @@ #include #include #include +#include #include #include #include @@ -76,6 +77,7 @@ struct imx_rproc_dcfg { u32 src_stop; const struct imx_rproc_att *att; size_t att_size; + bool elf_mem_hook; }; struct imx_rproc { @@ -310,6 +312,16 @@ static int imx_rproc_addr_init(struct imx_rproc *priv, return 0; } +static void imx_rproc_memcpy(struct rproc *rproc, void *dest, const void *src, size_t count) +{ + memcpy_toio((void * __iomem)dest, src, count); +} + +static void imx_rproc_memset(struct rproc *rproc, void *s, int c, size_t count) +{ + memset_io((void * __iomem)s, c, count); +} + static int imx_rproc_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; @@ -340,6 +352,11 @@ static int imx_rproc_probe(struct platform_device *pdev) goto err_put_rproc; } + if (dcfg->elf_mem_hook) { + rproc->ops->elf_memcpy = imx_rproc_memcpy; + rproc->ops->elf_memset = imx_rproc_memset; + } + priv = rproc->priv; priv->rproc = rproc; priv->regmap = regmap; -- 2.28.0