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 X-Spam-Level: X-Spam-Status: No, score=-8.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3620DC282C2 for ; Wed, 13 Feb 2019 07:48:52 +0000 (UTC) Received: from lists.ozlabs.org (lists.ozlabs.org [203.11.71.2]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id AA7F6222BA for ; Wed, 13 Feb 2019 07:48:51 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="dApQCyB4" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org AA7F6222BA Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Received: from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id 43zs8x52llzDqJV for ; Wed, 13 Feb 2019 18:48:49 +1100 (AEDT) Authentication-Results: lists.ozlabs.org; spf=none (mailfrom) smtp.mailfrom=bombadil.srs.infradead.org (client-ip=2607:7c80:54:e::133; helo=bombadil.infradead.org; envelope-from=batv+b68490c3fe13e616ccfb+5652+infradead.org+hch@bombadil.srs.infradead.org; receiver=) Authentication-Results: lists.ozlabs.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=infradead.org header.i=@infradead.org header.b="dApQCyB4"; dkim-atps=neutral Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 43zr7m1xnBzDqNb for ; Wed, 13 Feb 2019 18:02:44 +1100 (AEDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From :Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help: List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=gmQMrR+haCPqp7z857Jwdy9jPqpTURnjJVFKc6eiFCc=; b=dApQCyB4TlrqItI6tVCQIvaRDe JoEI2lfT5sCouP7x/e5UpdEHCZYg0gDWTNw3cDiTHgiHw6N9C/Z3/2ZASSEIjYt9ntMFurLNbzUcA MlIa7rwtA9QxnNpqxU7CdtJUDivmot9kTFL3qdy1/MnL598JUEm9sRGpj50JPkcVYJn+NsVaV1WV0 oOWXxbDvkJZ2cM03LwEVLf7PW94VO/GaiQDq7ktnnh5BPXs1bGT1N0jYua1umslduC9+7DcM5U1uV uMYvRvtUMzHQM9ciHUGkMm5zQxJzewLKOdDNkyC+3qCMR+VEF2Ct6Q2u8YRBcfGo5XJU4vJ1KYbTu MkJwaNuA==; Received: from 089144210182.atnat0019.highway.a1.net ([89.144.210.182] helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.90_1 #2 (Red Hat Linux)) id 1gtoYt-0000Ta-63; Wed, 13 Feb 2019 07:02:27 +0000 From: Christoph Hellwig To: Benjamin Herrenschmidt , Paul Mackerras , Michael Ellerman , Olof Johansson Subject: [PATCH 22/32] powerpc/dma: use phys_to_dma instead of get_dma_offset Date: Wed, 13 Feb 2019 08:01:23 +0100 Message-Id: <20190213070133.11259-23-hch@lst.de> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190213070133.11259-1-hch@lst.de> References: <20190213070133.11259-1-hch@lst.de> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: iommu@lists.linux-foundation.org, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, Christian Zigotzky Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" Use the standard portable helper instead of the powerpc specific one, which is about to go away. Signed-off-by: Christoph Hellwig Acked-by: Benjamin Herrenschmidt Tested-by: Christian Zigotzky --- arch/powerpc/kernel/dma.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/arch/powerpc/kernel/dma.c b/arch/powerpc/kernel/dma.c index e422ca65d1cf..10fa4e18b4e9 100644 --- a/arch/powerpc/kernel/dma.c +++ b/arch/powerpc/kernel/dma.c @@ -6,7 +6,7 @@ */ #include -#include +#include #include #include #include @@ -42,7 +42,7 @@ static u64 __maybe_unused get_pfn_limit(struct device *dev) int dma_nommu_dma_supported(struct device *dev, u64 mask) { #ifdef CONFIG_PPC64 - u64 limit = get_dma_offset(dev) + (memblock_end_of_DRAM() - 1); + u64 limit = phys_to_dma(dev, (memblock_end_of_DRAM() - 1)); /* Limit fits in the mask, we are good */ if (mask >= limit) @@ -101,7 +101,7 @@ void *__dma_nommu_alloc_coherent(struct device *dev, size_t size, return NULL; ret = page_address(page); memset(ret, 0, size); - *dma_handle = __pa(ret) + get_dma_offset(dev); + *dma_handle = phys_to_dma(dev,__pa(ret)); return ret; } @@ -140,7 +140,7 @@ int dma_nommu_map_sg(struct device *dev, struct scatterlist *sgl, int i; for_each_sg(sgl, sg, nents, i) { - sg->dma_address = sg_phys(sg) + get_dma_offset(dev); + sg->dma_address = phys_to_dma(dev, sg_phys(sg)); sg->dma_length = sg->length; if (attrs & DMA_ATTR_SKIP_CPU_SYNC) @@ -182,7 +182,7 @@ dma_addr_t dma_nommu_map_page(struct device *dev, struct page *page, if (!(attrs & DMA_ATTR_SKIP_CPU_SYNC)) __dma_sync_page(page, offset, size, dir); - return page_to_phys(page) + offset + get_dma_offset(dev); + return phys_to_dma(dev, page_to_phys(page)) + offset; } static inline void dma_nommu_unmap_page(struct device *dev, -- 2.20.1