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 E76C4C77B78 for ; Wed, 26 Apr 2023 16:53:13 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 714D610E252; Wed, 26 Apr 2023 16:53:13 +0000 (UTC) Received: from mga17.intel.com (mga17.intel.com [192.55.52.151]) by gabe.freedesktop.org (Postfix) with ESMTPS id 5D5C110E252 for ; Wed, 26 Apr 2023 16:53:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1682527990; x=1714063990; h=from:to:subject:date:message-id:mime-version: content-transfer-encoding; bh=HCwY+ghOBd22i7LS17uTnNbYi6OOE8qB38zRgcn2TLs=; b=c+HLCWrkykDXe3T6snymveGT+Z0khCq511MMZ72Zkal+je9lfyW15IKr TxVC/IYRliDcHVcyAHnKNAZ4rqeaV3GSjwnBoIwweDOlW6Qm2WgjnbNDs xREJGbzgf3zVLZLHdI1WHXj+C9l58/Wxk121ZzqmPQEkKEEbeGpihLEAy gU9zd+EEDol3kPaUKxdjho9N6kQ4cXxil1XPw8GRNxUYnVVGHsizNjCoe WMcTW3betJP5uooLWaYNBVpX24bvAjpu+pQBtIGsC7A5GC+VSHBf1uzwL o86JYQBYr41VjWRRpQoYZfTZfx7HLL8UP0R8225YvmblEEGlclm8eRABu w==; X-IronPort-AV: E=McAfee;i="6600,9927,10692"; a="327493459" X-IronPort-AV: E=Sophos;i="5.99,228,1677571200"; d="scan'208";a="327493459" Received: from orsmga006.jf.intel.com ([10.7.209.51]) by fmsmga107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 26 Apr 2023 09:53:09 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10692"; a="671402693" X-IronPort-AV: E=Sophos;i="5.99,228,1677571200"; d="scan'208";a="671402693" Received: from ideak-desk.fi.intel.com ([10.237.72.58]) by orsmga006-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 26 Apr 2023 09:53:08 -0700 From: Imre Deak To: intel-gfx@lists.freedesktop.org Date: Wed, 26 Apr 2023 19:52:54 +0300 Message-Id: <20230426165305.2049341-1-imre.deak@intel.com> X-Mailer: git-send-email 2.37.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: [Intel-gfx] [PATCH 00/11] 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" If a TypeC/DP-alt output is not disabled in time some IOM/TCSS firmware component will time-out and block at least the PCI power management operations for other PCI GFX devices. This patchset adds a workaround that performs an in-kernel modeset (either disabling or switching to TBT-alt mode) on such connectors to work around this issue. Imre Deak (11): drm/i915: Fix PIPEDMC disabling for a bigjoiner configuration drm/i915: Make the CRTC wrt. CSC state consistent during sanitize-disabling drm/i915: Update connector atomic state before crtc sanitize-disabling 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 call_with_modeset_ctx() drm/i915/tc: Reset TypeC PHYs left enabled in DP-alt mode after the sink disconnects drivers/gpu/drm/i915/display/intel_ddi.c | 92 ++++- drivers/gpu/drm/i915/display/intel_display.c | 12 +- .../drm/i915/display/intel_display_types.h | 2 + drivers/gpu/drm/i915/display/intel_dp.c | 71 +++- drivers/gpu/drm/i915/display/intel_dp.h | 4 + .../drm/i915/display/intel_dp_link_training.c | 388 +++++++----------- .../drm/i915/display/intel_modeset_setup.c | 202 +++++++-- drivers/gpu/drm/i915/display/intel_tc.c | 21 + drivers/gpu/drm/i915/display/intel_tc.h | 1 + 9 files changed, 488 insertions(+), 305 deletions(-) -- 2.37.2