From patchwork Wed Oct 12 21:01:45 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anton staaf X-Patchwork-Id: 119297 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from theia.denx.de (theia.denx.de [85.214.87.163]) by ozlabs.org (Postfix) with ESMTP id 1E756B6F76 for ; Thu, 13 Oct 2011 08:03:41 +1100 (EST) Received: from localhost (localhost [127.0.0.1]) by theia.denx.de (Postfix) with ESMTP id 701DD28A9F; Wed, 12 Oct 2011 23:03:22 +0200 (CEST) X-Virus-Scanned: Debian amavisd-new at theia.denx.de Received: from theia.denx.de ([127.0.0.1]) by localhost (theia.denx.de [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 2L1VdfuWS4xR; Wed, 12 Oct 2011 23:03:22 +0200 (CEST) Received: from theia.denx.de (localhost [127.0.0.1]) by theia.denx.de (Postfix) with ESMTP id 2ADDA28A5C; Wed, 12 Oct 2011 23:02:37 +0200 (CEST) Received: from localhost (localhost [127.0.0.1]) by theia.denx.de (Postfix) with ESMTP id B3C5E28360 for ; Wed, 12 Oct 2011 23:02:15 +0200 (CEST) X-Virus-Scanned: Debian amavisd-new at theia.denx.de Received: from theia.denx.de ([127.0.0.1]) by localhost (theia.denx.de [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id VnzuRugkgV6a for ; Wed, 12 Oct 2011 23:02:13 +0200 (CEST) X-policyd-weight: NOT_IN_SBL_XBL_SPAMHAUS=-1.5 NOT_IN_SPAMCOP=-1.5 NOT_IN_BL_NJABL=-1.5 (only DNSBL check requested) Received: from smtp-out.google.com (smtp-out.google.com [216.239.44.51]) by theia.denx.de (Postfix) with ESMTPS id 8E0D0282F8 for ; Wed, 12 Oct 2011 23:02:09 +0200 (CEST) Received: from hpaq3.eem.corp.google.com (hpaq3.eem.corp.google.com [172.25.149.3]) by smtp-out.google.com with ESMTP id p9CL237F026544; Wed, 12 Oct 2011 14:02:04 -0700 Received: from servo.mtv.corp.google.com (servo.mtv.corp.google.com [172.22.72.56]) by hpaq3.eem.corp.google.com with ESMTP id p9CL20gF011750; Wed, 12 Oct 2011 14:02:01 -0700 Received: by servo.mtv.corp.google.com (Postfix, from userid 99248) id 7A1F04A190; Wed, 12 Oct 2011 14:02:00 -0700 (PDT) From: Anton Staaf To: u-boot@lists.denx.de Date: Wed, 12 Oct 2011 14:01:45 -0700 Message-Id: <1318453311-31349-7-git-send-email-robotboy@chromium.org> X-Mailer: git-send-email 1.7.3.1 In-Reply-To: <1318453311-31349-1-git-send-email-robotboy@chromium.org> References: <1318453311-31349-1-git-send-email-robotboy@chromium.org> X-System-Of-Record: true Cc: Anton Staaf Subject: [U-Boot] [PATCH 06/12] sparc: cache: define ARCH_DMA_MINALIGN for DMA buffer alignment X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.9 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: u-boot-bounces@lists.denx.de Errors-To: u-boot-bounces@lists.denx.de Signed-off-by: Anton Staaf Cc: Mike Frysinger Cc: Lukasz Majewski Cc: Daniel Hellstrom Change-Id: If33383ff88e0555204c4ed1534d3961587fdee3a --- arch/sparc/include/asm/cache.h | 10 ++++++++++ 1 files changed, 10 insertions(+), 0 deletions(-) diff --git a/arch/sparc/include/asm/cache.h b/arch/sparc/include/asm/cache.h index 03e8d94..44870e8 100644 --- a/arch/sparc/include/asm/cache.h +++ b/arch/sparc/include/asm/cache.h @@ -28,4 +28,14 @@ #include #include +/* + * If CONFIG_SYS_CACHELINE_SIZE is defined use it for DMA alignment. Otherwise + * use 32-bytes, the cacheline size for Sparc. + */ +#ifdef CONFIG_SYS_CACHELINE_SIZE +#define ARCH_DMA_MINALIGN CONFIG_SYS_CACHELINE_SIZE +#else +#define ARCH_DMA_MINALIGN 32 +#endif + #endif