Received: by 2002:a05:6a10:22f:0:0:0:0 with SMTP id 15csp584134pxk; Thu, 1 Oct 2020 09:22:44 -0700 (PDT) X-Google-Smtp-Source: ABdhPJyDZOO4dw4Ck7MbDTQz7ZbTTo6XYhY2JgoRhTp0auuDh87HnYQoO3MmFLHkum+ju+2F3BMk X-Received: by 2002:a17:907:394:: with SMTP id ss20mr8711465ejb.120.1601569364671; Thu, 01 Oct 2020 09:22:44 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1601569364; cv=none; d=google.com; s=arc-20160816; b=zJhipoWrYePyvzEFOEroTxaQF5BMGFhPwUFkCLSBfQ4a4TI4PYB+HnvjNlEtEo0MWU 6hvP/g40ahiOaFDpE422SOxDW1R6rJ5YUQ29+Uhtb36wShQ7AN+Achvs3rCBEuPC7S6q sXJB/wGidU/kn8CVobW1U3nlZfVhZuFFhmG8PltB3DLDcoo6c38nEmEOxu8kObB5/Hoo VC/Km/j4vNkzyH14SMq386iTmn0s/l4KYhk7Q/EveYE9CI+Nt0SoFHWA/+FHewcVBsoq akPl8X7s1kEXdXg6uYqE/GA9iGaszKPlKUA4IRaywie2qRiWVR0duKYXtkqEyaqKPLnI ulkg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from; bh=fOJCJdl7GnqAGIXbjyOH9yT0VbEmJ1vBed7m5MKkZiM=; b=RR/5a+wIXwDWQfP50Ml9yPfjIUUe6oHVWGXIi2SyaP4+/DUg8EJNBIn9j5AFp1WmLB AExgyRuzlEjn2Zh4fGsVSHb7c1BAvNjtGQwhjhEpT4vuY3JAlC0IC8fG6iNwh82RmKDm m7dtKvosCNNKQ6BrXPiEeeBQxJ5ZV5NjItN/vm+L5fNInZ6TkW8XODKgOqY6ptSRvcej NFzteUksSnS2vR2gKwsPJpcdlrmYFFfRyQpZI+WZH2wCQcJAL57ZG3FivYjjRfvOi/Gs XGGyQeaaR3o9uzVr6ih8MKFqsq5YNQfGi5xsynplNUfljlZK+giAzyOeSOEoACTpys46 ylng== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id bw19si3868084ejb.208.2020.10.01.09.22.21; Thu, 01 Oct 2020 09:22:44 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732808AbgJAQSK (ORCPT + 99 others); Thu, 1 Oct 2020 12:18:10 -0400 Received: from mx2.suse.de ([195.135.220.15]:57864 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732705AbgJAQR6 (ORCPT ); Thu, 1 Oct 2020 12:17:58 -0400 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.221.27]) by mx2.suse.de (Postfix) with ESMTP id 558ADAD32; Thu, 1 Oct 2020 16:17:56 +0000 (UTC) From: Nicolas Saenz Julienne To: robh+dt@kernel.org, catalin.marinas@arm.com, hch@lst.de, robin.murphy@arm.com, devicetree@vger.kernel.org, iommu@lists.linux-foundation.org, linux-mm@kvack.org, Marek Szyprowski Cc: will@kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rpi-kernel@lists.infradead.org, Nicolas Saenz Julienne Subject: [PATCH 2/4] dma-direct: Turn zone_dma_bits default value into a define Date: Thu, 1 Oct 2020 18:17:38 +0200 Message-Id: <20201001161740.29064-3-nsaenzjulienne@suse.de> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20201001161740.29064-1-nsaenzjulienne@suse.de> References: <20201001161740.29064-1-nsaenzjulienne@suse.de> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Other code might need to reference it. Signed-off-by: Nicolas Saenz Julienne --- include/linux/dma-direct.h | 1 + kernel/dma/direct.c | 2 +- 2 files changed, 2 insertions(+), 1 deletion(-) diff --git a/include/linux/dma-direct.h b/include/linux/dma-direct.h index 38ed3b55034d..ef19ff505d09 100644 --- a/include/linux/dma-direct.h +++ b/include/linux/dma-direct.h @@ -12,6 +12,7 @@ #include #include +#define ZONE_DMA_BITS_DEFAULT 24 extern unsigned int zone_dma_bits; /* diff --git a/kernel/dma/direct.c b/kernel/dma/direct.c index 121a9c1969dd..4b3cfa02532b 100644 --- a/kernel/dma/direct.c +++ b/kernel/dma/direct.c @@ -20,7 +20,7 @@ * it for entirely different regions. In that case the arch code needs to * override the variable below for dma-direct to work properly. */ -unsigned int zone_dma_bits __ro_after_init = 24; +unsigned int zone_dma_bits __ro_after_init = ZONE_DMA_BITS_DEFAULT; static inline dma_addr_t phys_to_dma_direct(struct device *dev, phys_addr_t phys) -- 2.28.0