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 14FC8CA5FBA for ; Wed, 21 Jan 2026 04:09:28 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id A067510E6A8; Wed, 21 Jan 2026 04:09:27 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="ldhONhyR"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.13]) by gabe.freedesktop.org (Postfix) with ESMTPS id 8819110E142; Wed, 21 Jan 2026 04:09:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1768968563; x=1800504563; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=2cNdf2bNKsJO11VV2OTLLs8wd1vxF30EpY95V/BL/24=; b=ldhONhyRwZBEnPbfdRQI1QQtf9oLvIvaniz6QUYC0fx2GJDaMok+UEMg GoI9afzLChDmbiDuvQ2OAVQ2UkHhBENbEHVrIH0ZaLWPFzkIEr3WgX/6t jfw2OkDXBdrUVlmAXo9xmmLJGqs3Bt85cLUZ+4lT56a3rsixWHbWS/0Xp xk3UHQXzApOD3ee/Pu7olcGitHhPgW7rNBWl9o+cHc/N3tlJFfv00BP43 QfCotGlmCKQ1wRjrIsi5N2qsX/OLQQ0zbxFGN3PL6W7s9HdG5Cs2xbmyR OModOLEA0AUsRQqFJ6GW4CRFhXJgB/ZdLZQ+5HKtc0CMgbryNxubip0Dn A==; X-CSE-ConnectionGUID: p0vgjdWUTYOwUFdv6L8SyQ== X-CSE-MsgGUID: IOxvvsDBQZWy7mAsHwLMiA== X-IronPort-AV: E=McAfee;i="6800,10657,11677"; a="81299944" X-IronPort-AV: E=Sophos;i="6.21,242,1763452800"; d="scan'208";a="81299944" Received: from orviesa005.jf.intel.com ([10.64.159.145]) by orvoesa105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Jan 2026 20:09:23 -0800 X-CSE-ConnectionGUID: 7aWVzwuBQXeeTlOmqm7U7w== X-CSE-MsgGUID: QyoSoxDQQUukn3a4b2zeow== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,242,1763452800"; d="scan'208";a="211330930" Received: from srr4-3-linux-103-aknautiy.iind.intel.com ([10.223.34.160]) by orviesa005-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Jan 2026 20:09:23 -0800 From: Ankit Nautiyal To: intel-gfx@lists.freedesktop.org, intel-xe@lists.freedesktop.org Cc: imre.deak@intel.com, Ankit Nautiyal Subject: [PATCH 01/14] drm/i915/dp: Early reject bad hdisplay in intel_dp_mode_valid Date: Wed, 21 Jan 2026 09:23:17 +0530 Message-ID: <20260121035330.2793386-2-ankit.k.nautiyal@intel.com> X-Mailer: git-send-email 2.45.2 In-Reply-To: <20260121035330.2793386-1-ankit.k.nautiyal@intel.com> References: <20260121035330.2793386-1-ankit.k.nautiyal@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 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" Move check for bad hdisplay early as it is independent on other checks. Signed-off-by: Ankit Nautiyal --- drivers/gpu/drm/i915/display/intel_dp.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 79fd3b8d8b25..126da297efc5 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -1460,6 +1460,9 @@ intel_dp_mode_valid(struct drm_connector *_connector, if (mode->clock < 10000) return MODE_CLOCK_LOW; + if (intel_dp_hdisplay_bad(display, mode->hdisplay)) + return MODE_H_ILLEGAL; + fixed_mode = intel_panel_fixed_mode(connector, mode); if (intel_dp_is_edp(intel_dp) && fixed_mode) { status = intel_panel_mode_valid(connector, mode); @@ -1483,9 +1486,6 @@ intel_dp_mode_valid(struct drm_connector *_connector, if (target_clock > max_dotclk) return MODE_CLOCK_HIGH; - if (intel_dp_hdisplay_bad(display, mode->hdisplay)) - return MODE_H_ILLEGAL; - max_link_clock = intel_dp_max_link_rate(intel_dp); max_lanes = intel_dp_max_lane_count(intel_dp); -- 2.45.2