From patchwork Fri Dec 2 16:28:04 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kyle Moffett X-Patchwork-Id: 128909 Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from ozlabs.org (localhost [IPv6:::1]) by ozlabs.org (Postfix) with ESMTP id 754D810101E for ; Sat, 3 Dec 2011 03:30:39 +1100 (EST) Received: from border.exmeritus.com (border.exmeritus.com [IPv6:2002:46a7:f11a:ffff::]) by ozlabs.org (Postfix) with ESMTP id CF38810094A for ; Sat, 3 Dec 2011 03:29:16 +1100 (EST) Received: from ysera.exmeritus.com (firewall2.exmeritus.com [10.13.38.2]) by border.exmeritus.com (Postfix) with ESMTP id 693DDAC081; Fri, 2 Dec 2011 11:29:14 -0500 (EST) From: Kyle Moffett To: Benjamin Herrenschmidt Subject: [PATCH v3 07/10] powerpc/mpic: Don't open-code dcr_resource_start Date: Fri, 2 Dec 2011 11:28:04 -0500 Message-Id: <1322843287-2745-8-git-send-email-Kyle.D.Moffett@boeing.com> X-Mailer: git-send-email 1.7.2.5 In-Reply-To: <1322795058.3729.48.camel@pasglop> References: <1322795058.3729.48.camel@pasglop> Cc: linuxppc-dev , Paul Mackerras , Michael Ellerman , Kyle Moffett X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org Sender: linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org Don't open-code the OpenFirmware "dcr-reg" property lookup trying to map DCR resources. This makes the code a bit easier to read. Signed-off-by: Kyle Moffett --- arch/powerpc/sysdev/mpic.c | 7 ++----- 1 files changed, 2 insertions(+), 5 deletions(-) diff --git a/arch/powerpc/sysdev/mpic.c b/arch/powerpc/sysdev/mpic.c index 6d42ad1..1e7584b 100644 --- a/arch/powerpc/sysdev/mpic.c +++ b/arch/powerpc/sysdev/mpic.c @@ -319,11 +319,8 @@ static void _mpic_map_dcr(struct mpic *mpic, struct device_node *node, struct mpic_reg_bank *rb, unsigned int offset, unsigned int size) { - const u32 *dbasep; - - dbasep = of_get_property(node, "dcr-reg", NULL); - - rb->dhost = dcr_map(node, *dbasep + offset, size); + phys_addr_t phys_addr = dcr_resource_start(node, 0); + rb->dhost = dcr_map(mpic->node, phys_addr + offset, size); BUG_ON(!DCR_MAP_OK(rb->dhost)); }