From patchwork Thu Nov 1 10:26:46 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jingoo Han X-Patchwork-Id: 1684361 Return-Path: X-Original-To: patchwork-linux-fbdev@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork1.kernel.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by patchwork1.kernel.org (Postfix) with ESMTP id CAB3C3FCDF for ; Thu, 1 Nov 2012 10:26:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759502Ab2KAK0s (ORCPT ); Thu, 1 Nov 2012 06:26:48 -0400 Received: from mailout2.samsung.com ([203.254.224.25]:59139 "EHLO mailout2.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1759111Ab2KAK0r (ORCPT ); Thu, 1 Nov 2012 06:26:47 -0400 Received: from epcpsbgm2.samsung.com (epcpsbgm2 [203.254.230.27]) by mailout2.samsung.com (Oracle Communications Messaging Server 7u4-24.01(7.0.4.24.0) 64bit (built Nov 17 2011)) with ESMTP id <0MCT004CZ10F38V0@mailout2.samsung.com> for linux-fbdev@vger.kernel.org; Thu, 01 Nov 2012 19:26:46 +0900 (KST) X-AuditID: cbfee61b-b7f616d00000319b-27-50924e6646d0 Received: from epmmp1.local.host ( [203.254.227.16]) by epcpsbgm2.samsung.com (EPCPMTA) with SMTP id 12.FA.12699.66E42905; Thu, 01 Nov 2012 19:26:46 +0900 (KST) Received: from DOJG1HAN02 ([12.23.120.99]) by mmp1.samsung.com (Oracle Communications Messaging Server 7u4-24.01 (7.0.4.24.0) 64bit (built Nov 17 2011)) with ESMTPA id <0MCT009TT10MS450@mmp1.samsung.com> for linux-fbdev@vger.kernel.org; Thu, 01 Nov 2012 19:26:46 +0900 (KST) From: Jingoo Han To: 'Florian Tobias Schandinat' Cc: linux-fbdev@vger.kernel.org, 'Sean Paul' , 'Jingoo Han' References: <011d01cdb81a$4914c1d0$db3e4570$%han@samsung.com> In-reply-to: Subject: [PATCH v3 6/8] video: exynos_dp: Remove sink control to D0 Date: Thu, 01 Nov 2012 19:26:46 +0900 Message-id: <012401cdb81b$65127a70$2f376f50$%han@samsung.com> MIME-version: 1.0 Content-type: text/plain; charset=us-ascii Content-transfer-encoding: 7bit X-Mailer: Microsoft Office Outlook 12.0 Thread-index: Ac24Gkjta+Tb9VxGTiWIp02dvaPqfwAAJK8QAAATQPA= Content-language: ko X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFjrNLMWRmVeSWpSXmKPExsVy+t9jAd00v0kBBk875CxO9H1gdWD0+LxJ LoAxissmJTUnsyy1SN8ugStj+a6ZzAXrOCs+7P/P1MD4nb2LkZNDQsBE4vm0OSwQtpjEhXvr 2boYuTiEBBYxSnx6O5sJwpnFJPHlyV8mkCo2ATWJL18OA3VzcIgIWEls2qoJYjILZEmcPqYA UiEkYCuxruUTI4jNKcAjse5PJzOILSzgLDHlywywKSwCqhLr5kwE28sLVH9iywQoW1Dix+R7 YDazgJbE+p3HmSBseYnNa94yg6ySEFCXePRXFyQMckDnzWfsECUiEvtevGOcwCg0C8mkWUgm zUIyaRaSlgWMLKsYRVMLkguKk9JzjfSKE3OLS/PS9ZLzczcxgoP4mfQOxlUNFocYBTgYlXh4 J9RNDBBiTSwrrsw9xCjBwawkwvu4GyjEm5JYWZValB9fVJqTWnyIUZqDRUmct9kjJUBIID2x JDU7NbUgtQgmy8TBKdXAKH7tkKT/p6nue3boH1HYZ3VLL66vd/PyutJPO1Jny/3g/eEY8e+t wnPXn7v7730T+bDnWMq11H97X6st+2BYs8c4Zcni3eEstnamD1um1fU8+Jtjvjsj5OKnT2ZP qje2ZXrlHX8keu3yxwXfv16Zov5J8PzXvNePv85uL/8yO5TjxytL5asTdl9UYinOSDTUYi4q TgQAwHJ4TF4CAAA= Sender: linux-fbdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fbdev@vger.kernel.org From: Sean Paul According to DP spec, it is not required in the Link Training procedure. [jg1.han@samsung.com: modified the commit message] Signed-off-by: Sean Paul Signed-off-by: Jingoo Han --- Add 'From: Sean Paul ' drivers/video/exynos/exynos_dp_core.c | 6 ------ 1 files changed, 0 insertions(+), 6 deletions(-) diff --git a/drivers/video/exynos/exynos_dp_core.c b/drivers/video/exynos/exynos_dp_core.c index 8ab95c3..c2b6bf2 100644 --- a/drivers/video/exynos/exynos_dp_core.c +++ b/drivers/video/exynos/exynos_dp_core.c @@ -277,12 +277,6 @@ static int exynos_dp_link_start(struct exynos_dp_device *dp) for (lane = 0; lane < lane_count; lane++) dp->link_train.cr_loop[lane] = 0; - /* Set sink to D0 (Sink Not Ready) mode. */ - retval = exynos_dp_write_byte_to_dpcd(dp, DPCD_ADDR_SINK_POWER_STATE, - DPCD_SET_POWER_STATE_D0); - if (retval) - return retval; - /* Set link rate and count as you want to establish*/ exynos_dp_set_link_bandwidth(dp, dp->link_train.link_rate); exynos_dp_set_lane_count(dp, dp->link_train.lane_count);