From patchwork Thu Feb 9 16:39:17 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Maxime Ripard X-Patchwork-Id: 9565089 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 9CEFC6020C for ; Thu, 9 Feb 2017 16:39:56 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 8ADE62857B for ; Thu, 9 Feb 2017 16:39:56 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 7E56D2857E; Thu, 9 Feb 2017 16:39:56 +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=-4.2 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 4A2752857B for ; Thu, 9 Feb 2017 16:39:56 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 687916EB30; Thu, 9 Feb 2017 16:39:53 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mail.free-electrons.com (mail.free-electrons.com [62.4.15.54]) by gabe.freedesktop.org (Postfix) with ESMTP id AE4F66EB36 for ; Thu, 9 Feb 2017 16:39:33 +0000 (UTC) Received: by mail.free-electrons.com (Postfix, from userid 110) id 1E03F20C2B; Thu, 9 Feb 2017 17:39:32 +0100 (CET) Received: from localhost (LFbn-1-2281-83.w90-76.abo.wanadoo.fr [90.76.98.83]) by mail.free-electrons.com (Postfix) with ESMTPSA id E901B20B77; Thu, 9 Feb 2017 17:39:31 +0100 (CET) From: Maxime Ripard To: Rob Herring , Mark Rutland , Chen-Yu Tsai , Maxime Ripard , Greg Kroah-Hartman Subject: [PATCH 3/8] mm: cma: Export a few symbols Date: Thu, 9 Feb 2017 17:39:17 +0100 Message-Id: <2dee6c0baaf08e2c7d48ceb7e97e511c914d0f87.1486655917.git-series.maxime.ripard@free-electrons.com> X-Mailer: git-send-email 2.11.0 In-Reply-To: References: In-Reply-To: References: Cc: Thomas Petazzoni , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-mm@kvack.org, linux-arm-kernel@lists.infradead.org X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Virus-Scanned: ClamAV using ClamSMTP Modules might want to check their CMA pool size and address for debugging and / or have additional checks. The obvious way to do this would be through dev_get_cma_area and cma_get_base and cma_get_size, that are currently not exported, which results in a build failure. Export them to prevent such a failure. Signed-off-by: Maxime Ripard --- drivers/base/dma-contiguous.c | 1 + mm/cma.c | 2 ++ 2 files changed, 3 insertions(+), 0 deletions(-) diff --git a/drivers/base/dma-contiguous.c b/drivers/base/dma-contiguous.c index e167a1e1bccb..60f5c2591ccd 100644 --- a/drivers/base/dma-contiguous.c +++ b/drivers/base/dma-contiguous.c @@ -35,6 +35,7 @@ #endif struct cma *dma_contiguous_default_area; +EXPORT_SYMBOL(dma_contiguous_default_area); /* * Default global CMA area size can be defined in kernel's .config. diff --git a/mm/cma.c b/mm/cma.c index c960459eda7e..b50245282a18 100644 --- a/mm/cma.c +++ b/mm/cma.c @@ -47,11 +47,13 @@ phys_addr_t cma_get_base(const struct cma *cma) { return PFN_PHYS(cma->base_pfn); } +EXPORT_SYMBOL(cma_get_base); unsigned long cma_get_size(const struct cma *cma) { return cma->count << PAGE_SHIFT; } +EXPORT_SYMBOL(cma_get_size); static unsigned long cma_bitmap_aligned_mask(const struct cma *cma, int align_order)