From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 103C6C433F5 for ; Thu, 27 Jan 2022 07:32:00 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id ECD3F10E5F5; Thu, 27 Jan 2022 07:31:58 +0000 (UTC) Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by gabe.freedesktop.org (Postfix) with ESMTPS id 98C9710E5F5; Thu, 27 Jan 2022 07:31:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1643268717; x=1674804717; h=date:from:to:cc:subject:message-id:references: mime-version:content-transfer-encoding:in-reply-to; bh=gM2pITKFqZQ7O87PD4X6QFYmqj46J2r/VrpSsHOTSss=; b=SAYjlx9jbIYUWUojp1tpUfx62chCqVMKiyLJ89pXBfPtmVwzCG1qLKcI XPanu58VyuA2lhOaRr8ihsB2gOtnJY3N0Xq4ODz90nRGHUBxu3UzgWRb8 SKJGEGyq232KZHfVYs2ZPAHPZGfOgf0qhVvEQE2GgdmpolBMyO5Kpk0gW +pAaQo+8PQRdK5Zndq9ht9dlzhi9wzyuhpxd3HK3EOu9d1pGOJd1ATosE 68yHORke+8ko4BfBZcwtqQXNb1Y8qMg5AyDYxQZuYh6AHH7KzoO46KZ0a gHpMSsWk1Kto500K/QkqEaCEhzLr8+8a1X7WgcE5z/weFSXmUxa8bx8zK w==; X-IronPort-AV: E=McAfee;i="6200,9189,10239"; a="246995595" X-IronPort-AV: E=Sophos;i="5.88,320,1635231600"; d="scan'208";a="246995595" Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 26 Jan 2022 23:31:57 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.88,320,1635231600"; d="scan'208";a="674627912" Received: from stinkbox.fi.intel.com (HELO stinkbox) ([10.237.72.147]) by fmsmga001.fm.intel.com with SMTP; 26 Jan 2022 23:31:54 -0800 Received: by stinkbox (sSMTP sendmail emulation); Thu, 27 Jan 2022 09:31:54 +0200 Date: Thu, 27 Jan 2022 09:31:54 +0200 From: Ville =?iso-8859-1?Q?Syrj=E4l=E4?= To: Jani Nikula Subject: Re: [PATCH 3/8] drm/dp: add some new DPCD macros from DP 2.0 E11 Message-ID: References: MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: X-Patchwork-Hint: comment X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: intel-gfx@lists.freedesktop.org, uma.shankar@intel.com, dri-devel@lists.freedesktop.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" On Tue, Jan 25, 2022 at 07:03:41PM +0200, Jani Nikula wrote: > Add some of the new additions from DP 2.0 E11. > > Cc: Uma Shankar > Cc: Ville Syrjälä > Signed-off-by: Jani Nikula Reviewed-by: Ville Syrjälä > --- > include/drm/dp/drm_dp_helper.h | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/include/drm/dp/drm_dp_helper.h b/include/drm/dp/drm_dp_helper.h > index c499d735b992..69487bd8ed56 100644 > --- a/include/drm/dp/drm_dp_helper.h > +++ b/include/drm/dp/drm_dp_helper.h > @@ -560,6 +560,7 @@ struct drm_panel; > # define DP_TRAINING_PATTERN_DISABLE 0 > # define DP_TRAINING_PATTERN_1 1 > # define DP_TRAINING_PATTERN_2 2 > +# define DP_TRAINING_PATTERN_2_CDS 3 /* 2.0 E11 */ > # define DP_TRAINING_PATTERN_3 3 /* 1.2 */ > # define DP_TRAINING_PATTERN_4 7 /* 1.4 */ > # define DP_TRAINING_PATTERN_MASK 0x3 > @@ -1350,6 +1351,7 @@ struct drm_panel; > # define DP_PHY_REPEATER_128B132B_SUPPORTED (1 << 0) > /* See DP_128B132B_SUPPORTED_LINK_RATES for values */ > #define DP_PHY_REPEATER_128B132B_RATES 0xf0007 /* 2.0 */ > +#define DP_PHY_REPEATER_EQ_DONE 0xf0008 /* 2.0 E11 */ Wonder if we should look at that at some point? The spec doesn't really say so. Or maybe we should just dump it out of the link training failed? > > enum drm_dp_phy { > DP_PHY_DPRX, > -- > 2.30.2 -- Ville Syrjälä Intel