From patchwork Wed Jul 11 15:14:56 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Manjunathappa, Prakash" X-Patchwork-Id: 1183101 Return-Path: X-Original-To: patchwork-davinci@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork2.kernel.org Received: from devils.ext.ti.com (devils.ext.ti.com [198.47.26.153]) by patchwork2.kernel.org (Postfix) with ESMTP id 4F51FDF25A for ; Wed, 11 Jul 2012 15:29:58 +0000 (UTC) Received: from dlelxv30.itg.ti.com ([172.17.2.17]) by devils.ext.ti.com (8.13.7/8.13.7) with ESMTP id q6BFTvWI008014 for ; Wed, 11 Jul 2012 10:29:57 -0500 Received: from DLEE74.ent.ti.com (dlee74.ent.ti.com [157.170.170.8]) by dlelxv30.itg.ti.com (8.13.8/8.13.8) with ESMTP id q6BFTvZi009280 for ; Wed, 11 Jul 2012 10:29:57 -0500 Received: from dlelxv23.itg.ti.com (172.17.1.198) by DLEE74.ent.ti.com (157.170.170.8) with Microsoft SMTP Server id 14.1.323.3; Wed, 11 Jul 2012 10:29:57 -0500 Received: from linux.omap.com (dlelxs01.itg.ti.com [157.170.227.31]) by dlelxv23.itg.ti.com (8.13.8/8.13.8) with ESMTP id q6BFTvs7015263 for ; Wed, 11 Jul 2012 10:29:57 -0500 Received: from linux.omap.com (localhost [127.0.0.1]) by linux.omap.com (Postfix) with ESMTP id 2B2FE8062B for ; Wed, 11 Jul 2012 10:29:57 -0500 (CDT) X-Original-To: davinci-linux-open-source@linux.davincidsp.com Delivered-To: davinci-linux-open-source@linux.davincidsp.com Received: from dbdp20.itg.ti.com (dbdp20.itg.ti.com [172.24.170.38]) by linux.omap.com (Postfix) with ESMTP id 5442A80627 for ; Wed, 11 Jul 2012 10:29:46 -0500 (CDT) Received: from DBDE70.ent.ti.com (localhost [127.0.0.1]) by dbdp20.itg.ti.com (8.13.8/8.13.8) with ESMTP id q6BFThHX004474; Wed, 11 Jul 2012 20:59:43 +0530 (IST) Received: from dbdp32.itg.ti.com (172.24.170.251) by dbde70.ent.ti.com (172.24.170.148) with Microsoft SMTP Server id 14.1.323.3; Wed, 11 Jul 2012 20:59:43 +0530 Received: from ucmsshproxy.india.ext.ti.com (dbdp20.itg.ti.com [172.24.170.38]) by dbdp32.itg.ti.com (8.13.8/8.13.8) with SMTP id q6BFTetk025284; Wed, 11 Jul 2012 20:59:41 +0530 Received: from symphony.india.ext.ti.com (unknown [192.168.247.13]) by ucmsshproxy.india.ext.ti.com (Postfix) with ESMTP id C8E7B158002; Wed, 11 Jul 2012 20:59:40 +0530 (IST) Received: from linux-psp-server.india.ext.ti.com (linux-psp-server [192.168.247.76]) by symphony.india.ext.ti.com (8.11.7p1+Sun/8.11.7) with ESMTP id q6BFTdI29360; Wed, 11 Jul 2012 20:59:39 +0530 (IST) Received: from linux-psp-server.india.ext.ti.com (localhost.localdomain [127.0.0.1]) by linux-psp-server.india.ext.ti.com (8.14.3/8.14.3/Debian-9.2ubuntu1) with ESMTP id q6BFF0op017346; Wed, 11 Jul 2012 20:45:00 +0530 Received: (from prakash@localhost) by linux-psp-server.india.ext.ti.com (8.14.3/8.14.3/Submit) id q6BFF0qm017345; Wed, 11 Jul 2012 20:45:00 +0530 From: "Manjunathappa, Prakash" To: Subject: [PATCH 2/2] arm:da850: configure LCDC fifo threshold Date: Wed, 11 Jul 2012 20:44:56 +0530 Message-ID: <1342019698-17297-2-git-send-email-prakash.pm@ti.com> X-Mailer: git-send-email 1.7.1 In-Reply-To: <1342019698-17297-1-git-send-email-prakash.pm@ti.com> References: <1342019698-17297-1-git-send-email-prakash.pm@ti.com> MIME-Version: 1.0 CC: , Florian Tobias Schandinat X-BeenThere: davinci-linux-open-source@linux.davincidsp.com X-Mailman-Version: 2.1.12 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: Errors-To: davinci-linux-open-source-bounces+patchwork-davinci=patchwork.kernel.org@linux.davincidsp.com Patch configure fifo threshold in raster dma_control register to 512 bytes. This reduces LCDC underflow errors. Signed-off-by: Manjunathappa, Prakash --- arch/arm/mach-davinci/devices-da8xx.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/arch/arm/mach-davinci/devices-da8xx.c b/arch/arm/mach-davinci/devices-da8xx.c index d1624a3..783eab6 100644 --- a/arch/arm/mach-davinci/devices-da8xx.c +++ b/arch/arm/mach-davinci/devices-da8xx.c @@ -546,6 +546,7 @@ static struct lcd_ctrl_config lcd_cfg = { .sync_edge = 0, .sync_ctrl = 1, .raster_order = 0, + .fifo_th = 6, }; struct da8xx_lcdc_platform_data sharp_lcd035q3dg01_pdata = {