From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 941EEC433F5 for ; Tue, 16 Nov 2021 00:03:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7CC7960EE2 for ; Tue, 16 Nov 2021 00:03:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1353992AbhKPAGH (ORCPT ); Mon, 15 Nov 2021 19:06:07 -0500 Received: from mail.kernel.org ([198.145.29.99]:45388 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234173AbhKOT0B (ORCPT ); Mon, 15 Nov 2021 14:26:01 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id D9D7163700; Mon, 15 Nov 2021 19:08:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1637003320; bh=+vQac5DWKi1pa05+IgBHfABNq7vmxx5daGIOovDSs7c=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=uG8oHwlAPUsBwsZZRsH1SaWUUpCDMAM/TLatRxePO0PhYydFk12y/ONQFY3WreWtD 17yQ3dSGs/KX7q13186T2F2u+oAdqEIssdSu8PnYyc2c+3A+d3zhOvi1trWjhan4aN 5Zh500vp3Qjzre2a/hEVEafqg1u65jByTG0Jo+n4= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, kernel test robot , Dong Aisheng , Peng Fan , Mathieu Poirier , Bjorn Andersson Subject: [PATCH 5.15 892/917] remoteproc: elf_loader: Fix loading segment when is_iomem true Date: Mon, 15 Nov 2021 18:06:27 +0100 Message-Id: <20211115165459.297743041@linuxfoundation.org> X-Mailer: git-send-email 2.33.1 In-Reply-To: <20211115165428.722074685@linuxfoundation.org> References: <20211115165428.722074685@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Peng Fan commit 24acbd9dc934f5d9418a736c532d3970a272063e upstream. It seems luckliy work on i.MX platform, but it is wrong. Need use memcpy_toio, not memcpy_fromio. Fixes: 40df0a91b2a5 ("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 Cc: stable Link: https://lore.kernel.org/r/20210910090621.3073540-2-peng.fan@oss.nxp.com Signed-off-by: Mathieu Poirier Signed-off-by: Bjorn Andersson Signed-off-by: Greg Kroah-Hartman --- drivers/remoteproc/remoteproc_elf_loader.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- 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 /* 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); }