From patchwork Tue Jul 17 21:49:38 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Matt Atwood X-Patchwork-Id: 10530789 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 3311E601D2 for ; Tue, 17 Jul 2018 21:49:42 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 15C372949A for ; Tue, 17 Jul 2018 21:49:42 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 0A0952949B; Tue, 17 Jul 2018 21:49:42 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00, MAILING_LIST_MULTI, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 95668294A0 for ; Tue, 17 Jul 2018 21:49:41 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 3D9206E8FF; Tue, 17 Jul 2018 21:49:39 +0000 (UTC) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga05.intel.com (mga05.intel.com [192.55.52.43]) by gabe.freedesktop.org (Postfix) with ESMTPS id 6E9926E8FE; Tue, 17 Jul 2018 21:49:38 +0000 (UTC) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga005.fm.intel.com ([10.253.24.32]) by fmsmga105.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 17 Jul 2018 14:49:38 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.51,367,1526367600"; d="scan'208";a="246059423" Received: from smaug.jf.intel.com ([10.24.8.122]) by fmsmga005.fm.intel.com with ESMTP; 17 Jul 2018 14:49:37 -0700 From: matthew.s.atwood@intel.com To: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, manasi.d.navare@intel.com, rodrigo.vivi@intel.com Date: Tue, 17 Jul 2018 14:49:38 -0700 Message-Id: <20180717214939.32260-1-matthew.s.atwood@intel.com> X-Mailer: git-send-email 2.17.1 Subject: [Intel-gfx] [PATCH 1/2] drm/dp: add extended receiver capability field present bit X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" X-Virus-Scanned: ClamAV using ClamSMTP From: Matt Atwood This bit was added to DP Training Aux RD interval sometime between DP 1.2 and DP 1.3. Via description of the spec this field indicates the panels true capabilities are described in DPCD address space 02200h through 022FFh. Signed-off-by: Matt Atwood --- include/drm/drm_dp_helper.h | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h index c01564991a9f..757bd5913f3d 100644 --- a/include/drm/drm_dp_helper.h +++ b/include/drm/drm_dp_helper.h @@ -123,8 +123,9 @@ # define DP_FRAMING_CHANGE_CAP (1 << 1) # define DP_DPCD_DISPLAY_CONTROL_CAPABLE (1 << 3) /* edp v1.2 or higher */ -#define DP_TRAINING_AUX_RD_INTERVAL 0x00e /* XXX 1.2? */ -# define DP_TRAINING_AUX_RD_MASK 0x7F /* XXX 1.2? */ +#define DP_TRAINING_AUX_RD_INTERVAL 0x00e /* XXX 1.2? */ +# define DP_TRAINING_AUX_RD_MASK 0x7F /* XXX 1.2? */ +# define DP_EXTENDED_RECEIVER_CAP_FIELD_PRESENT (1 << 7)/* XXX 1.2? */ #define DP_ADAPTER_CAP 0x00f /* 1.2 */ # define DP_FORCE_LOAD_SENSE_CAP (1 << 0)