From patchwork Wed Oct 3 14:55:31 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Matt Porter X-Patchwork-Id: 1542001 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork2.kernel.org Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) by patchwork2.kernel.org (Postfix) with ESMTP id 58737DFF71 for ; Wed, 3 Oct 2012 14:58:30 +0000 (UTC) Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.76 #1 (Red Hat Linux)) id 1TJQMu-0001DL-37; Wed, 03 Oct 2012 14:56:12 +0000 Received: from mail-ie0-f177.google.com ([209.85.223.177]) by merlin.infradead.org with esmtps (Exim 4.76 #1 (Red Hat Linux)) id 1TJQM0-0000ki-Bq for linux-arm-kernel@lists.infradead.org; Wed, 03 Oct 2012 14:55:17 +0000 Received: by mail-ie0-f177.google.com with SMTP id e14so18534001iej.36 for ; Wed, 03 Oct 2012 07:55:16 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=sender:from:to:cc:subject:date:message-id:x-mailer:in-reply-to :references; bh=uXzPE1yjiD6prTjBYv8Q7t4eHzYD65lYVghRW5tguWQ=; b=ArEdJEeCvGVDDPye3j+Vz1dADrmBeSakID/biWbGxNND2EwkSis2noFfp9G6rZfV59 f2o8E9mGKdW1PLALqAjcWGsIs074HnsucVFUP4VXv87hIqdXVeJ+/SZsWcNrczYLc7zF yl0Gyivm+bkgQ5ldrDvuVJjobH+0+GAqi3rXzSTX6tRlEaqNF16KrEzWaexJHvQ/rFoR EOWFYMtiStPZr8PPtc/tBpOk6ZT/MvKAch3Wu0AHAN2H54f+iJWxk3sZMRWXiuHGaCxQ LetFGs6QWuHa/T8NBoWZfh6qeCsFzNlEJlvknorcL/JYFrOgNQJXtKoVJqF5AfdZC4/o qZ4Q== Received: by 10.50.158.194 with SMTP id ww2mr12418606igb.40.1349276116172; Wed, 03 Oct 2012 07:55:16 -0700 (PDT) Received: from beef.ohporter.com (cpe-24-166-64-7.neo.res.rr.com. [24.166.64.7]) by mx.google.com with ESMTPS id mi10sm3462058igc.16.2012.10.03.07.55.14 (version=TLSv1/SSLv3 cipher=OTHER); Wed, 03 Oct 2012 07:55:15 -0700 (PDT) From: Matt Porter To: Greg Kroah-Hartman , "Hans J. Koch" , Sekhar Nori Subject: [PATCH v3 4/6] ARM: davinci: add platform hook to fetch the SRAM pool Date: Wed, 3 Oct 2012 10:55:31 -0400 Message-Id: <1349276133-26408-5-git-send-email-mporter@ti.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1349276133-26408-1-git-send-email-mporter@ti.com> References: <1349276133-26408-1-git-send-email-mporter@ti.com> X-Spam-Note: CRM114 invocation failed X-Spam-Score: -2.6 (--) X-Spam-Report: SpamAssassin version 3.3.2 on merlin.infradead.org summary: Content analysis details: (-2.6 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.7 RCVD_IN_DNSWL_LOW RBL: Sender listed at http://www.dnswl.org/, low trust [209.85.223.177 listed in list.dnswl.org] 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider (ohiomdp[at]gmail.com) -0.0 SPF_PASS SPF: sender matches SPF record -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature Cc: Ben Gardiner , Linux DaVinci Kernel List , Russell King , Linux Kernel Mailing List , Linux ARM Kernel List X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: linux-arm-kernel-bounces@lists.infradead.org Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Adds sram_get_gen_pool() which allows platform code to get the SRAM gen_pool for purposes of providing it in platform data for driver genalloc use. Signed-off-by: Matt Porter --- arch/arm/mach-davinci/include/mach/sram.h | 3 +++ arch/arm/mach-davinci/sram.c | 5 +++++ 2 files changed, 8 insertions(+) diff --git a/arch/arm/mach-davinci/include/mach/sram.h b/arch/arm/mach-davinci/include/mach/sram.h index 111f7cc..4e5db56 100644 --- a/arch/arm/mach-davinci/include/mach/sram.h +++ b/arch/arm/mach-davinci/include/mach/sram.h @@ -24,4 +24,7 @@ extern void *sram_alloc(size_t len, dma_addr_t *dma); extern void sram_free(void *addr, size_t len); +/* Get the struct gen_pool * for use in platform data */ +extern struct gen_pool *sram_get_gen_pool(void); + #endif /* __MACH_SRAM_H */ diff --git a/arch/arm/mach-davinci/sram.c b/arch/arm/mach-davinci/sram.c index 0e8ca4f..b47b64d 100644 --- a/arch/arm/mach-davinci/sram.c +++ b/arch/arm/mach-davinci/sram.c @@ -18,6 +18,11 @@ static struct gen_pool *sram_pool; +struct gen_pool *sram_get_gen_pool(void) +{ + return sram_pool; +} + void *sram_alloc(size_t len, dma_addr_t *dma) { unsigned long vaddr;