From patchwork Fri Dec 29 08:18:51 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 10136577 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id CAAFC60318 for ; Fri, 29 Dec 2017 08:28:36 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id B89822BF45 for ; Fri, 29 Dec 2017 08:28:36 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id AD4632C169; Fri, 29 Dec 2017 08:28:36 +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=-6.8 required=2.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_HI,T_DKIM_INVALID 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 99CA82BF45 for ; Fri, 29 Dec 2017 08:28:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932853AbdL2IXD (ORCPT ); Fri, 29 Dec 2017 03:23:03 -0500 Received: from bombadil.infradead.org ([65.50.211.133]:53996 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932879AbdL2IW4 (ORCPT ); Fri, 29 Dec 2017 03:22:56 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=References:In-Reply-To:Message-Id: Date:Subject:Cc:To:From:Sender:Reply-To:MIME-Version:Content-Type: Content-Transfer-Encoding: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=WZKbZA3eIEV5oOUX91JJ5Mb57W7gg00NIrYhXQ3cah0=; b=cNcclhc/cLfSyPGxneEr5nRE8 bY8Jekv+nBNoehd9P7xSVWWDpnHKIjypIAZrFXmnTHfCYcGNq8fquzJ6cQVWjXW42pd0UxsmpFUSd fksaI4AbSyWKnq3n90NqTX5tSnw0p7wISsKon4qI38gnl5iOumx+7X1wTQj5mkGJ03Ju0Pnv59ld9 1/W/1J2Kzg9hVkEqz68vZl3M2Co6zUuPZqujXfiowtjmNP7+B5NY2CDQTL6uYOc3pWGZlsIuBBRqR CV2nvEu0BrPQYX5cCY4gpppOuFPkGdYG0v+Ksv7YMS1R2fgK9ct09xHrabZVDnMCVzCTYAK70rUGC kD2JeVQEg==; Received: from 77.117.237.29.wireless.dyn.drei.com ([77.117.237.29] helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.89 #1 (Red Hat Linux)) id 1eUpw9-00038o-ML; Fri, 29 Dec 2017 08:22:42 +0000 From: Christoph Hellwig To: iommu@lists.linux-foundation.org Cc: linux-alpha@vger.kernel.org, linux-snps-arc@lists.infradead.org, linux-arm-kernel@lists.infradead.org, adi-buildroot-devel@lists.sourceforge.net, linux-c6x-dev@linux-c6x.org, linux-cris-kernel@axis.com, linux-hexagon@vger.kernel.org, linux-ia64@vger.kernel.org, linux-m68k@lists.linux-m68k.org, linux-metag@vger.kernel.org, Michal Simek , linux-mips@linux-mips.org, linux-parisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, patches@groups.riscv.org, linux-s390@vger.kernel.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, Guan Xuetao , x86@kernel.org, linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 47/67] swiotlb: wire up ->dma_supported in swiotlb_dma_ops Date: Fri, 29 Dec 2017 09:18:51 +0100 Message-Id: <20171229081911.2802-48-hch@lst.de> X-Mailer: git-send-email 2.14.2 In-Reply-To: <20171229081911.2802-1-hch@lst.de> References: <20171229081911.2802-1-hch@lst.de> X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Sender: linux-parisc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-parisc@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP To properly reject too small DMA masks based on the addressability of the bounce buffer. Signed-off-by: Christoph Hellwig --- lib/swiotlb.c | 1 + 1 file changed, 1 insertion(+) diff --git a/lib/swiotlb.c b/lib/swiotlb.c index 9c100f0173bf..e0b8980334c3 100644 --- a/lib/swiotlb.c +++ b/lib/swiotlb.c @@ -1125,5 +1125,6 @@ const struct dma_map_ops swiotlb_dma_ops = { .unmap_sg = swiotlb_unmap_sg_attrs, .map_page = swiotlb_map_page, .unmap_page = swiotlb_unmap_page, + .dma_supported = swiotlb_dma_supported, }; #endif /* CONFIG_DMA_DIRECT_OPS */