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 87A24F43683 for ; Fri, 17 Apr 2026 10:24:07 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 03CCD10E9D9; Fri, 17 Apr 2026 10:24:07 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="EvupPBqh"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.15]) by gabe.freedesktop.org (Postfix) with ESMTPS id 6EA0910E215; Fri, 17 Apr 2026 10:24:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1776421445; x=1807957445; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=9N1usB9UwuGdvVCWn9wM6WTJPDPBK6OE7Hz2Y0xrWVU=; b=EvupPBqhkipz6eCDhl9bPYcNYUlzNORcXt0WmRhtx+EhczoKS6iz7PDs hAOBCCnoO0N5Q3htJepstgJFh0pKghP/6CKF9795679zY3+tDU5pqeivP r4OQnGK/snIjWPvHVMZv2IkgCCpLb477QH6MsSzf8j0jF8hMxZhaR3NwE 2WI308ArsvHsDCxE7wdheOk+mxr8nBjWXNGacdqmO99jYaZNPNw9L8U+J +S2jc1G12ZcklVFnN50ObiMfBtYB45nof/j5rOC9HtRY7qcqxYAPSYqyv TAjtOc2V5vO1EMBRT5+GKDdaxM1+zmvkfiYBFIu9XWPoNgtJNVZhIMTzf Q==; X-CSE-ConnectionGUID: m2KdBwT7QAWuZhLGIgEQJQ== X-CSE-MsgGUID: j+Onug5sTOKFGOsbSZz9Ww== X-IronPort-AV: E=McAfee;i="6800,10657,11761"; a="77556006" X-IronPort-AV: E=Sophos;i="6.23,184,1770624000"; d="scan'208";a="77556006" Received: from orviesa010.jf.intel.com ([10.64.159.150]) by fmvoesa109.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Apr 2026 03:24:05 -0700 X-CSE-ConnectionGUID: /O4L3HIUQtOaIxSHw4LfXQ== X-CSE-MsgGUID: VFAk/AMESdaDQUJdFMwG9A== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,184,1770624000"; d="scan'208";a="230137537" Received: from dalessan-mobl3.ger.corp.intel.com (HELO jhogande-mobl3.intel.com) ([10.245.245.179]) by orviesa010-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Apr 2026 03:24:04 -0700 From: =?UTF-8?q?Jouni=20H=C3=B6gander?= To: intel-gfx@lists.freedesktop.org, intel-xe@lists.freedesktop.org Cc: =?UTF-8?q?Jouni=20H=C3=B6gander?= Subject: [PATCH v2] drm/i915/psr: Disable PSR2 on Xiaomi Book Pro 14 2026 as a quirk Date: Fri, 17 Apr 2026 13:23:50 +0300 Message-ID: <20260417102350.28328-1-jouni.hogander@intel.com> X-Mailer: git-send-email 2.43.0 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo Content-Transfer-Encoding: 8bit X-BeenThere: intel-xe@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel Xe graphics driver List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-xe-bounces@lists.freedesktop.org Sender: "Intel-xe" Add new quirk (QUIRK_DISABLE_PSR2) for disabling PSR2 as a quirk for problematic setups. Apply this newly added quirk on Xiaomi Book Pro 14 2026. v2: logging adjusted Closes: https://gitlab.freedesktop.org/drm/xe/kernel/-/work_items/7677 Signed-off-by: Jouni Högander --- drivers/gpu/drm/i915/display/intel_psr.c | 3 +++ drivers/gpu/drm/i915/display/intel_quirks.c | 9 +++++++++ drivers/gpu/drm/i915/display/intel_quirks.h | 1 + 3 files changed, 13 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c index 63c19958a9e3..d1bae7d32617 100644 --- a/drivers/gpu/drm/i915/display/intel_psr.c +++ b/drivers/gpu/drm/i915/display/intel_psr.c @@ -695,6 +695,9 @@ static void _psr_init_dpcd(struct intel_dp *intel_dp, struct intel_connector *co connector->dp.psr_caps.sync_latency = intel_dp_get_sink_sync_latency(intel_dp); + if (intel_has_quirk(display, QUIRK_DISABLE_PSR2)) + return; + if (DISPLAY_VER(display) >= 9 && connector->dp.psr_caps.dpcd[0] >= DP_PSR2_WITH_Y_COORD_IS_SUPPORTED) { bool y_req = connector->dp.psr_caps.dpcd[1] & diff --git a/drivers/gpu/drm/i915/display/intel_quirks.c b/drivers/gpu/drm/i915/display/intel_quirks.c index 883f297d4b83..d1c428eeb608 100644 --- a/drivers/gpu/drm/i915/display/intel_quirks.c +++ b/drivers/gpu/drm/i915/display/intel_quirks.c @@ -94,6 +94,12 @@ static void quirk_disable_edp_panel_replay(struct intel_dp *intel_dp) drm_info(display->drm, "Applying disable Panel Replay quirk\n"); } +static void quirk_disable_psr2(struct intel_display *display) +{ + intel_set_quirk(display, QUIRK_DISABLE_PSR2); + drm_info(display->drm, "PSR2 support not currently available for this setup, applying disable PSR2 quirk\n"); +} + struct intel_quirk { int device; int subsystem_vendor; @@ -250,6 +256,9 @@ static struct intel_quirk intel_quirks[] = { /* Dell XPS 13 7390 2-in-1 */ { 0x8a52, 0x1028, 0x08b0, quirk_edp_limit_rate_hbr2 }, + + /* Xiaomi Book Pro 14 2026 */ + { 0xb081, 0x1d72, 0x2424, quirk_disable_psr2 }, }; static const struct intel_dpcd_quirk intel_dpcd_quirks[] = { diff --git a/drivers/gpu/drm/i915/display/intel_quirks.h b/drivers/gpu/drm/i915/display/intel_quirks.h index 83214eb94b0c..970a4fe52faf 100644 --- a/drivers/gpu/drm/i915/display/intel_quirks.h +++ b/drivers/gpu/drm/i915/display/intel_quirks.h @@ -22,6 +22,7 @@ enum intel_quirk_id { QUIRK_FW_SYNC_LEN, QUIRK_EDP_LIMIT_RATE_HBR2, QUIRK_DISABLE_EDP_PANEL_REPLAY, + QUIRK_DISABLE_PSR2, }; void intel_init_quirks(struct intel_display *display); -- 2.43.0