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 90A79C77B75 for ; Wed, 3 May 2023 23:10:16 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id DC2F210E165; Wed, 3 May 2023 23:10:15 +0000 (UTC) Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by gabe.freedesktop.org (Postfix) with ESMTPS id 61FCB10E102 for ; Wed, 3 May 2023 23:10:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1683155414; x=1714691414; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=D37KGAqERxBGFphxpL/hqrpI2zcYnhut9yDKqlalg0I=; b=eNTxSDz8Ty7aKyXEsYg23afJ+aPcvqvRfX005zAYCBdJ9eD/6vL2bXlW CSVqHUz+MAzFR0sJOKFWc2S7nIKDgOlIGt1n1Lt9DtmiFTOCV6z1AaCIF xcvwpqvOBdp+vy0pT9Nspz8GYoGP6vMWP8Q94nvgL74bpao5GVxMRPASh 4kx/5SjbCOv0RQ25SxZJColmyYe1yG6cdQIJh8VdtJgJTUkaRrho/9Fc6 LOwI73AnQjRc6I3bhSJsD+irPolTj+9LmGyY5Kk2JVxjqEl4f6Qx2IkIC vfggwB9Mld86fh4a9nvOpAYemQD+RUtDy+bRewFR236bgQg0+gzPMy1PI w==; X-IronPort-AV: E=McAfee;i="6600,9927,10699"; a="347607559" X-IronPort-AV: E=Sophos;i="5.99,248,1677571200"; d="scan'208";a="347607559" Received: from orsmga007.jf.intel.com ([10.7.209.58]) by fmsmga104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 03 May 2023 16:10:13 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10699"; a="690872066" X-IronPort-AV: E=Sophos;i="5.99,248,1677571200"; d="scan'208";a="690872066" Received: from unknown (HELO ideak-desk.fi.intel.com) ([10.237.72.78]) by orsmga007-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 03 May 2023 16:10:11 -0700 From: Imre Deak To: intel-gfx@lists.freedesktop.org Date: Thu, 4 May 2023 02:10:36 +0300 Message-Id: <20230503231048.432368-1-imre.deak@intel.com> X-Mailer: git-send-email 2.37.2 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Subject: [Intel-gfx] [PATCH v2 00/12] drm/i915/tc: Add a workaround for an IOM/TCSS firmware hang issue 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: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" This is v2 of [1] addressing the review comments from Ville. It also includes a few fixes I noticed during further testing, and a workaround for the firmware blocking the HPD state update of an active/disconnected port (stuck in the connected state) until another active/disconnected port gets disabled (added in the last patch). Tested on regular and port-sync configs (on ICL/TGL/ADLP) and on bigjoiner/port-sync+bigjoiner configs (on ADLP). Cc: Ville Syrjälä [1] https://lore.kernel.org/all/20230426165305.2049341-1-imre.deak@intel.com/ Imre Deak (12): drm/i915: Fix PIPEDMC disabling for a bigjoiner configuration drm/i915: Make the CRTC state consistent during sanitize-disabling drm/i915: Update connector atomic state before crtc sanitize-disabling drm/i915: Separate intel_crtc_disable_noatomic_begin/complete() drm/i915: Factor out set_encoder_for_connector() drm/i915: Add support for disabling any CRTCs during HW readout/sanitization drm/i915/dp: Add link training debug and error printing helpers drm/i915/dp: Convert link training error to debug message on disconnected sink drm/i915/dp: Prevent link training fallback on disconnected port drm/i915/dp: Factor out intel_dp_get_active_pipes() drm/i915: Factor out a helper for handling atomic modeset locks/state drm/i915/tc: Reset TypeC PHYs left enabled in DP-alt mode after the sink disconnects drivers/gpu/drm/i915/Makefile | 1 + drivers/gpu/drm/i915/display/intel_ddi.c | 77 +++- drivers/gpu/drm/i915/display/intel_display.c | 14 +- drivers/gpu/drm/i915/display/intel_display.h | 1 + .../drm/i915/display/intel_display_types.h | 2 + drivers/gpu/drm/i915/display/intel_dp.c | 81 +++- drivers/gpu/drm/i915/display/intel_dp.h | 3 + .../drm/i915/display/intel_dp_link_training.c | 399 +++++++----------- .../gpu/drm/i915/display/intel_modeset_lock.c | 50 +++ .../gpu/drm/i915/display/intel_modeset_lock.h | 33 ++ .../drm/i915/display/intel_modeset_setup.c | 316 +++++++++++--- drivers/gpu/drm/i915/display/intel_tc.c | 29 ++ drivers/gpu/drm/i915/display/intel_tc.h | 1 + 13 files changed, 676 insertions(+), 331 deletions(-) create mode 100644 drivers/gpu/drm/i915/display/intel_modeset_lock.c create mode 100644 drivers/gpu/drm/i915/display/intel_modeset_lock.h -- 2.37.2