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=-8.6 required=3.0 tests=DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_PASS,T_DKIM_INVALID,USER_AGENT_GIT autolearn=ham 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 028C9C433F4 for ; Thu, 20 Sep 2018 07:27:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B0A7221524 for ; Thu, 20 Sep 2018 07:27:35 +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="uDWEtKEp" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B0A7221524 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2387559AbeITNJh (ORCPT ); Thu, 20 Sep 2018 09:09:37 -0400 Received: from bombadil.infradead.org ([198.137.202.133]:33266 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2387423AbeITNJh (ORCPT ); Thu, 20 Sep 2018 09:09:37 -0400 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=Qh38dSOFjZskxprx4IK2IpOxs4n4nGSAQXmhdnmEtU0=; b=uDWEtKEpt1c3hkPEXP6VWGqxR jmeSKx/+WNLqXUwX4AxvWM4s7IsiUfiCP5M1ZXC2/95nguaQGJ7bSZWuP4GXBR7s2T+LZAkdFEMpE wHaPUzJMBTDbXQpfauMmTT1u2onWN4VUC1DCTumN2yh3aNcVrPKgaiqilss0/KvlNe+2eGJfkUHX5 UOowXmtYT4jMx8+9L3bRbltMPjxMw4yro9UJX9vNnWqYvWaUafWI3qadiWF+soegRSc11upqFX2dV hkr6YryKmJ38egQe6vPLoWCVji4GlmbbQ+ggo4mUM8ZBds90CXP3ygY11kL8ckT9d0m/PH3Z550M5 /AjMp5Swg==; Received: from 089144198037.atnat0007.highway.a1.net ([89.144.198.37] helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.90_1 #2 (Red Hat Linux)) id 1g2tN1-0002kD-RV; Thu, 20 Sep 2018 07:27:28 +0000 From: Christoph Hellwig To: Tony Luck , Fenghua Yu Cc: linux-ia64@vger.kernel.org, iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org Subject: [PATCH 7/9] ia64/sn2: remove no-ops dma sync methods Date: Thu, 20 Sep 2018 09:26:58 +0200 Message-Id: <20180920072700.22396-8-hch@lst.de> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20180920072700.22396-1-hch@lst.de> References: <20180920072700.22396-1-hch@lst.de> X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org These do nothing but duplicating an assert that would have triggered earlier on setting the dma mask, so remove them. Signed-off-by: Christoph Hellwig --- arch/ia64/sn/pci/pci_dma.c | 29 ----------------------------- 1 file changed, 29 deletions(-) diff --git a/arch/ia64/sn/pci/pci_dma.c b/arch/ia64/sn/pci/pci_dma.c index 74c934a997bb..3b944fba0a3e 100644 --- a/arch/ia64/sn/pci/pci_dma.c +++ b/arch/ia64/sn/pci/pci_dma.c @@ -314,31 +314,6 @@ static int sn_dma_map_sg(struct device *dev, struct scatterlist *sgl, return nhwentries; } -static void sn_dma_sync_single_for_cpu(struct device *dev, dma_addr_t dma_handle, - size_t size, enum dma_data_direction dir) -{ - BUG_ON(!dev_is_pci(dev)); -} - -static void sn_dma_sync_single_for_device(struct device *dev, dma_addr_t dma_handle, - size_t size, - enum dma_data_direction dir) -{ - BUG_ON(!dev_is_pci(dev)); -} - -static void sn_dma_sync_sg_for_cpu(struct device *dev, struct scatterlist *sg, - int nelems, enum dma_data_direction dir) -{ - BUG_ON(!dev_is_pci(dev)); -} - -static void sn_dma_sync_sg_for_device(struct device *dev, struct scatterlist *sg, - int nelems, enum dma_data_direction dir) -{ - BUG_ON(!dev_is_pci(dev)); -} - static int sn_dma_mapping_error(struct device *dev, dma_addr_t dma_addr) { return 0; @@ -467,10 +442,6 @@ static struct dma_map_ops sn_dma_ops = { .unmap_page = sn_dma_unmap_page, .map_sg = sn_dma_map_sg, .unmap_sg = sn_dma_unmap_sg, - .sync_single_for_cpu = sn_dma_sync_single_for_cpu, - .sync_sg_for_cpu = sn_dma_sync_sg_for_cpu, - .sync_single_for_device = sn_dma_sync_single_for_device, - .sync_sg_for_device = sn_dma_sync_sg_for_device, .mapping_error = sn_dma_mapping_error, .dma_supported = sn_dma_supported, }; -- 2.18.0