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Fri, 10 Sep 2021 09:07:49 +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, aisheng.dong@nxp.com, Peng Fan Subject: [PATCH V4 6/6] remoteproc: imx_rproc: change to ioremap_wc for dram Date: Fri, 10 Sep 2021 17:06:21 +0800 Message-Id: <20210910090621.3073540-7-peng.fan@oss.nxp.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210910090621.3073540-1-peng.fan@oss.nxp.com> References: <20210910090621.3073540-1-peng.fan@oss.nxp.com> X-ClientProxiedBy: SG3P274CA0012.SGPP274.PROD.OUTLOOK.COM (2603:1096:4:be::24) To DB6PR0402MB2760.eurprd04.prod.outlook.com (2603:10a6:4:a1::14) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from localhost.localdomain (119.31.174.66) by SG3P274CA0012.SGPP274.PROD.OUTLOOK.COM (2603:1096:4:be::24) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4500.14 via Frontend Transport; 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X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: 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 X-OriginatorOrg: oss.nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: 00b902b4-0c93-47b2-d470-08d9743a75ec X-MS-Exchange-CrossTenant-AuthSource: DB6PR0402MB2760.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 10 Sep 2021 09:07:48.9274 (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: jK7PBDKDRGRpeTq16i7jWFhO0g3qpW6Q1nV5//MS9lBjsB9aYFT/ayICi8ZaHLin2/RcBfxfQ6adknsGvY2BVw== X-MS-Exchange-Transport-CrossTenantHeadersStamped: DB7PR04MB4763 Precedence: bulk List-ID: X-Mailing-List: linux-remoteproc@vger.kernel.org From: Dong Aisheng DRAM is not io memory, so changed to ioremap_wc. This is also aligned with core io accessories. e.g. memcpy/memset and cpu direct access. Cc: Bjorn Andersson Cc: Mathieu Poirier Cc: Peng Fan Reviewed-and-tested-by: Peng Fan Signed-off-by: Dong Aisheng Signed-off-by: Peng Fan --- drivers/remoteproc/imx_rproc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/remoteproc/imx_rproc.c b/drivers/remoteproc/imx_rproc.c index ff620688fad94..4ae416ba50807 100644 --- a/drivers/remoteproc/imx_rproc.c +++ b/drivers/remoteproc/imx_rproc.c @@ -597,7 +597,7 @@ static int imx_rproc_addr_init(struct imx_rproc *priv, break; /* Not use resource version, because we might share region */ - priv->mem[b].cpu_addr = devm_ioremap(&pdev->dev, res.start, resource_size(&res)); + priv->mem[b].cpu_addr = devm_ioremap_wc(&pdev->dev, res.start, resource_size(&res)); if (!priv->mem[b].cpu_addr) { dev_err(dev, "failed to remap %pr\n", &res); return -ENOMEM;