From patchwork Thu Nov 29 21:29:25 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Loic PALLARDY X-Patchwork-Id: 10705327 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 269D214E2 for ; Thu, 29 Nov 2018 21:30:07 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 18BC72FA95 for ; Thu, 29 Nov 2018 21:30:07 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 0CCDE2FA98; Thu, 29 Nov 2018 21:30:07 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id B50942FA95 for ; Thu, 29 Nov 2018 21:30:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727089AbeK3Igs (ORCPT ); Fri, 30 Nov 2018 03:36:48 -0500 Received: from mx08-00178001.pphosted.com ([91.207.212.93]:52626 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726932AbeK3Igs (ORCPT ); Fri, 30 Nov 2018 03:36:48 -0500 Received: from pps.filterd (m0046660.ppops.net [127.0.0.1]) by mx08-.pphosted.com (8.16.0.21/8.16.0.21) with SMTP id wATLTvHu001812; Thu, 29 Nov 2018 22:29:57 +0100 Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx08-00178001.pphosted.com with ESMTP id 2nxvnb6gft-1 (version=TLSv1 cipher=ECDHE-RSA-AES256-SHA bits=256 verify=NOT); Thu, 29 Nov 2018 22:29:57 +0100 Received: from zeta.dmz-eu.st.com (zeta.dmz-eu.st.com [164.129.230.9]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 226D3468; Thu, 29 Nov 2018 22:29:27 +0000 (GMT) Received: from Webmail-eu.st.com (Safex1hubcas22.st.com [10.75.90.92]) by zeta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 5BDDE5981; Thu, 29 Nov 2018 21:29:56 +0000 (GMT) Received: from SAFEX1HUBCAS24.st.com (10.75.90.95) by Safex1hubcas22.st.com (10.75.90.92) with Microsoft SMTP Server (TLS) id 14.3.361.1; Thu, 29 Nov 2018 22:29:56 +0100 Received: from localhost (10.129.6.191) by webmail-ga.st.com (10.75.90.48) with Microsoft SMTP Server (TLS) id 14.3.361.1; Thu, 29 Nov 2018 22:29:55 +0100 From: Loic Pallardy To: , CC: , , , , , Loic Pallardy Subject: [PATCH 4/7] remoteproc: add warning on resource table cast Date: Thu, 29 Nov 2018 22:29:25 +0100 Message-ID: <1543526968-56091-5-git-send-email-loic.pallardy@st.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1543526968-56091-1-git-send-email-loic.pallardy@st.com> References: <1543526968-56091-1-git-send-email-loic.pallardy@st.com> MIME-Version: 1.0 X-Originating-IP: [10.129.6.191] X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:,, definitions=2018-11-29_13:,, signatures=0 Sender: linux-remoteproc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-remoteproc@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Today resource table supports only 32bit address fields. This is not compliant with 64bit platform for which addresses are cast in 32bit. This patch adds warn messages when address cast is done. Signed-off-by: Loic Pallardy --- drivers/remoteproc/remoteproc_core.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/remoteproc/remoteproc_core.c b/drivers/remoteproc/remoteproc_core.c index 18a1bbf820c9..61c954bd695e 100644 --- a/drivers/remoteproc/remoteproc_core.c +++ b/drivers/remoteproc/remoteproc_core.c @@ -772,6 +772,10 @@ static int rproc_alloc_carveout(struct rproc *rproc, dev_dbg(dev, "carveout mapped 0x%x to %pad\n", mem->da, &dma); } else { + /* Update device address as undefined by requester */ + if (sizeof(dma_addr_t) > sizeof(u32)) + dev_warn(dev, "DMA address cast in 32bit to fit resource table format\n"); + mem->da = (u32)dma; } @@ -1150,6 +1154,10 @@ static int rproc_alloc_registered_carveouts(struct rproc *rproc) */ /* Use va if defined else dma to generate pa */ + if (sizeof(dma_addr_t) > sizeof(u32) || + sizeof(phys_addr_t) > sizeof(u32)) + dev_warn(dev, "Physical address cast in 32bit to fit resource table format\n"); + if (entry->va) rsc->pa = (u32)rproc_va_to_pa(entry->va); else