From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail6.bemta12.messagelabs.com (mail6.bemta12.messagelabs.com [216.82.250.247]) by kanga.kvack.org (Postfix) with ESMTP id AB66E900138 for ; Fri, 19 Aug 2011 10:27:54 -0400 (EDT) MIME-version: 1.0 Content-transfer-encoding: 7BIT Content-type: TEXT/PLAIN Received: from spt2.w1.samsung.com ([210.118.77.14]) by mailout4.w1.samsung.com (Sun Java(tm) System Messaging Server 6.3-8.04 (built Jul 29 2009; 32bit)) with ESMTP id <0LQ600CUZIUD4N10@mailout4.w1.samsung.com> for linux-mm@kvack.org; Fri, 19 Aug 2011 15:27:49 +0100 (BST) Received: from linux.samsung.com ([106.116.38.10]) by spt2.w1.samsung.com (iPlanet Messaging Server 5.2 Patch 2 (built Jul 14 2004)) with ESMTPA id <0LQ600JX4IUCDJ@spt2.w1.samsung.com> for linux-mm@kvack.org; Fri, 19 Aug 2011 15:27:48 +0100 (BST) Date: Fri, 19 Aug 2011 16:27:44 +0200 From: Marek Szyprowski Subject: [PATCH 8/8] ARM: S5PV210: example of CMA private area for FIMC device on Goni board In-reply-to: <1313764064-9747-1-git-send-email-m.szyprowski@samsung.com> Message-id: <1313764064-9747-9-git-send-email-m.szyprowski@samsung.com> References: <1313764064-9747-1-git-send-email-m.szyprowski@samsung.com> Sender: owner-linux-mm@kvack.org List-ID: To: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org, linux-mm@kvack.org, linaro-mm-sig@lists.linaro.org Cc: Michal Nazarewicz , Marek Szyprowski , Kyungmin Park , Russell King , Andrew Morton , KAMEZAWA Hiroyuki , Ankita Garg , Daniel Walker , Mel Gorman , Arnd Bergmann , Jesse Barker , Jonathan Corbet , Shariq Hasnain , Chunsang Jeong This patch is an example how device private CMA area can be activated. It creates one CMA region and assigns it to the first s5p-fimc device on Samsung Goni S5PC110 board. Signed-off-by: Marek Szyprowski Signed-off-by: Kyungmin Park --- arch/arm/mach-s5pv210/mach-goni.c | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-) diff --git a/arch/arm/mach-s5pv210/mach-goni.c b/arch/arm/mach-s5pv210/mach-goni.c index 14578f5..f766c45 100644 --- a/arch/arm/mach-s5pv210/mach-goni.c +++ b/arch/arm/mach-s5pv210/mach-goni.c @@ -26,6 +26,7 @@ #include #include #include +#include #include #include @@ -857,6 +858,9 @@ static void __init goni_map_io(void) static void __init goni_reserve(void) { s5p_mfc_reserve_mem(0x43000000, 8 << 20, 0x51000000, 8 << 20); + + /* Create private 16MiB contiguous memory area for s5p-fimc.0 device */ + dma_declare_contiguous(&s5p_device_fimc0.dev, 16*SZ_1M, 0); } static void __init goni_machine_init(void) -- 1.7.1.569.g6f426 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/ Don't email: email@kvack.org