From patchwork Tue Jan 25 17:03:38 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jani Nikula X-Patchwork-Id: 12724061 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 D640CC433F5 for ; Tue, 25 Jan 2022 17:08:43 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 74B4E10E2CE; Tue, 25 Jan 2022 17:08:43 +0000 (UTC) Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by gabe.freedesktop.org (Postfix) with ESMTPS id 8597010E2CE; Tue, 25 Jan 2022 17:08:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1643130522; x=1674666522; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=nsu/JQr//oh4VSTEYeX2Ad9CZ+JS4W7tbuGc31KhRF8=; b=edM/ly6wDt/RUGZC9IQ1PZijrmzqfBVLQVRVIXb5wX+oOIphYSZzuwPN Xb72jLl5AQY5lbVwXuJG1jEGFxR/UbonuUB6H6ElY9Qx1ppoUI4DjsAP0 Paq/yfATeIeNduU9FreV6Zt66rVaWa+FNfAAisZPxHkg1ePRdWR96jVQ9 qMBhpJ4PSVdJ7fZzYYrWfaQ+3LhHldUelo7n2/BOMdm4yWoaUE49NPGjA RMRe6zR4Nu2zXZM6KSetSP7o+uyGtdMgygCPSQ3AjcgxnlbQymef94LE0 1GMmhwPQRoPntUGgn66tXFcanT7kNQcHVEQ3FSkIgddFwTOZ1eQ36BIlu w==; X-IronPort-AV: E=McAfee;i="6200,9189,10237"; a="245185412" X-IronPort-AV: E=Sophos;i="5.88,315,1635231600"; d="scan'208";a="245185412" Received: from orsmga008.jf.intel.com ([10.7.209.65]) by fmsmga104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 Jan 2022 09:04:07 -0800 X-IronPort-AV: E=Sophos;i="5.88,315,1635231600"; d="scan'208";a="534809960" Received: from skirillo-mobl1.ccr.corp.intel.com (HELO localhost) ([10.252.32.77]) by orsmga008-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 Jan 2022 09:04:02 -0800 From: Jani Nikula To: intel-gfx@lists.freedesktop.org Date: Tue, 25 Jan 2022 19:03:38 +0200 Message-Id: X-Mailer: git-send-email 2.30.2 MIME-Version: 1.0 Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo Subject: [Intel-gfx] [PATCH 0/8] drm/dp, drm/i915: 128b/132b updates X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: jani.nikula@intel.com, dri-devel@lists.freedesktop.org Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" 128b/132b updates to reflect DP 2.0 errata changes, plus some other DP updates. Jani Nikula (8): drm/dp: add drm_dp_128b132b_read_aux_rd_interval() drm/dp: add 128b/132b link status helpers from DP 2.0 E11 drm/dp: add some new DPCD macros from DP 2.0 E11 drm/i915/dp: move intel_dp_prepare_link_train() call drm/i915/dp: rewrite DP 2.0 128b/132b link training based on errata drm/i915/dp: add 128b/132b support to link status checks drm/i915/dp: give more time for CDS drm/i915/mst: update slot information for 128b/132b drivers/gpu/drm/dp/drm_dp.c | 83 ++++++ drivers/gpu/drm/i915/display/intel_dp.c | 39 ++- .../drm/i915/display/intel_dp_link_training.c | 262 +++++++++++++++++- .../drm/i915/display/intel_dp_link_training.h | 4 + drivers/gpu/drm/i915/display/intel_dp_mst.c | 29 +- include/drm/dp/drm_dp_helper.h | 24 +- 6 files changed, 420 insertions(+), 21 deletions(-)