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=-12.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,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 9BE77C47420 for ; Tue, 22 Sep 2020 13:39:48 +0000 (UTC) Received: from silver.osuosl.org (smtp3.osuosl.org [140.211.166.136]) (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 4D0F8208A9 for ; Tue, 22 Sep 2020 13:39:48 +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="RbkWoWrC" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 4D0F8208A9 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=iommu-bounces@lists.linux-foundation.org Received: from localhost (localhost [127.0.0.1]) by silver.osuosl.org (Postfix) with ESMTP id E921A21538; Tue, 22 Sep 2020 13:39:47 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from silver.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id B+04WsHC350k; Tue, 22 Sep 2020 13:39:47 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [140.211.9.56]) by silver.osuosl.org (Postfix) with ESMTP id EE15B2094E; Tue, 22 Sep 2020 13:39:44 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id D114BC1AD4; Tue, 22 Sep 2020 13:39:44 +0000 (UTC) Received: from fraxinus.osuosl.org (smtp4.osuosl.org [140.211.166.137]) by lists.linuxfoundation.org (Postfix) with ESMTP id 02190C0051 for ; Tue, 22 Sep 2020 13:39:44 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by fraxinus.osuosl.org (Postfix) with ESMTP id F30988574B for ; Tue, 22 Sep 2020 13:39:43 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from fraxinus.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id rr9kg8kWNKJ1 for ; Tue, 22 Sep 2020 13:39:41 +0000 (UTC) X-Greylist: from auto-whitelisted by SQLgrey-1.7.6 Received: from casper.infradead.org (casper.infradead.org [90.155.50.34]) by fraxinus.osuosl.org (Postfix) with ESMTPS id 59DA485751 for ; Tue, 22 Sep 2020 13:39:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.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; bh=949fIlFJxhHftxK0F0GIl/omAnloK0lrmH1lk+jzSZ8=; b=RbkWoWrCf5xaBUbunWQCzfjwUc oDOkMeUm6Z5seq7uxsDIBMWyWWt4jxGsX5okbeTWhUGZPFBmobf0GC5jFVxLOEWcnb3Rw/KTaQ6C2 PkR2JzqlA4AHqgUPLtts1LY+dHW0J6jNKjAyVFNW5dW4y/YbqMgiInjuqywcxgPvgt9j159owP2b5 N1vH6DrLidLzLEMC1pXnWUQCCo9tdbu7tIhLCVsS6OCksmbewe9q1FxhiHS0onuHN6EHQfq8AnVqw Y5iW0MJ513T2EHvvUcfAvt7Ublr95NFq9IbMf2dZX+D4BPPvUdtdBomp21JE6bSG7Mh27JUQ+L2I0 4/wzcOUg==; Received: from p4fdb0c34.dip0.t-ipconnect.de ([79.219.12.52] helo=localhost) by casper.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1kKiW9-0005M2-S5; Tue, 22 Sep 2020 13:39:38 +0000 From: Christoph Hellwig To: iommu@lists.linux-foundation.org Subject: [PATCH 1/3] dma-mapping: remove DMA_MASK_NONE Date: Tue, 22 Sep 2020 15:40:00 +0200 Message-Id: <20200922134002.1227279-2-hch@lst.de> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20200922134002.1227279-1-hch@lst.de> References: <20200922134002.1227279-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by casper.infradead.org. See http://www.infradead.org/rpr.html Cc: linux-kernel@vger.kernel.org, Dominik Brodowski X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: iommu-bounces@lists.linux-foundation.org Sender: "iommu" This value is only used by a PCMCIA driver and not very useful. Signed-off-by: Christoph Hellwig --- drivers/pcmcia/ds.c | 2 +- include/linux/dma-mapping.h | 2 -- 2 files changed, 1 insertion(+), 3 deletions(-) diff --git a/drivers/pcmcia/ds.c b/drivers/pcmcia/ds.c index 09d06b082f8b8c..72114907c0e4d2 100644 --- a/drivers/pcmcia/ds.c +++ b/drivers/pcmcia/ds.c @@ -516,7 +516,7 @@ static struct pcmcia_device *pcmcia_device_add(struct pcmcia_socket *s, p_dev->dev.parent = s->dev.parent; p_dev->dev.release = pcmcia_release_dev; /* by default don't allow DMA */ - p_dev->dma_mask = DMA_MASK_NONE; + p_dev->dma_mask = 0; p_dev->dev.dma_mask = &p_dev->dma_mask; dev_set_name(&p_dev->dev, "%d.%d", p_dev->socket->sock, p_dev->device_no); if (!dev_name(&p_dev->dev)) diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h index bb138ac6f5e63e..e074588d753ff6 100644 --- a/include/linux/dma-mapping.h +++ b/include/linux/dma-mapping.h @@ -138,8 +138,6 @@ extern const struct dma_map_ops dma_dummy_ops; #define DMA_BIT_MASK(n) (((n) == 64) ? ~0ULL : ((1ULL<<(n))-1)) -#define DMA_MASK_NONE 0x0ULL - static inline int valid_dma_direction(int dma_direction) { return ((dma_direction == DMA_BIDIRECTIONAL) || -- 2.28.0 _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu