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Fri, 10 Sep 2021 09:07:25 +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 , kernel test robot Subject: [PATCH V4 1/6] remoteproc: elf_loader: fix loading segment when is_iomem true Date: Fri, 10 Sep 2021 17:06:16 +0800 Message-Id: <20210910090621.3073540-2-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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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Peng Fan It seems luckliy work on i.MX platform, but it is wrong. Need use memcpy_toio, not memcpy_fromio. Fixes: 40df0a91b2a52 ("remoteproc: add is_iomem to da_to_va") Tested-by: Dong Aisheng (i.MX8MQ) Reported-by: kernel test robot Reported-by: Dong Aisheng Signed-off-by: Peng Fan --- drivers/remoteproc/remoteproc_elf_loader.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/remoteproc/remoteproc_elf_loader.c b/drivers/remoteproc/remoteproc_elf_loader.c index 469c52e62faff..44e7f9308f4bc 100644 --- a/drivers/remoteproc/remoteproc_elf_loader.c +++ b/drivers/remoteproc/remoteproc_elf_loader.c @@ -220,7 +220,7 @@ int rproc_elf_load_segments(struct rproc *rproc, const struct firmware *fw) /* put the segment where the remote processor expects it */ if (filesz) { if (is_iomem) - memcpy_fromio(ptr, (void __iomem *)(elf_data + offset), filesz); + memcpy_toio((void __iomem *)ptr, elf_data + offset, filesz); else memcpy(ptr, elf_data + offset, filesz); } -- 2.25.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel