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 D56E9D49C77 for ; Fri, 30 Jan 2026 08:34:19 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 9728210E92F; Fri, 30 Jan 2026 08:34:19 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="BYvvvE2Y"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.15]) by gabe.freedesktop.org (Postfix) with ESMTPS id 33B7010E92D; Fri, 30 Jan 2026 08:34:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1769762058; x=1801298058; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=AqaRnquji9DKg2cv0KwZF82vvj8XZtY3gDDTcYzJojM=; b=BYvvvE2Yld9fPsO8XlsoD5WPiiY1MWOnEbZXbHowGhN/PurcY1IlFrBZ t8VxCkdiRxqeQgqoRkTE1iSEs+kNzgIjxjWUuO5fUjtTyUQC/d9zIWdMG vIOhMnviiAuBIEPMAB6hbG7yWiaY6YMjAiuCQVy/u9N8lJx05Rod5sdKd z9K5N5xPkSBDAO6iYakut1MXxsg4Gc4N4sEFM4T+MrHJF61UTMpPVYbj+ TFrVJ3mVcizEn2Kwo5Ga1bsDlbf4v8bUCPoMf0ZtXDshCn/xYgxdkY6t1 FPXI8xATXpzfUFrpKiuaQUB70gM3o1qI2hiUCAlv3lFvR3KBEtw6rUz3/ g==; X-CSE-ConnectionGUID: D3tYH/tiSzmERlubMB8NMg== X-CSE-MsgGUID: 3MAYVFtlSxaUHe6md1OmAQ== X-IronPort-AV: E=McAfee;i="6800,10657,11686"; a="74636630" X-IronPort-AV: E=Sophos;i="6.21,262,1763452800"; d="scan'208";a="74636630" Received: from orviesa007.jf.intel.com ([10.64.159.147]) by orvoesa107.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 30 Jan 2026 00:34:05 -0800 X-CSE-ConnectionGUID: flzj7NBEQr+mgOjoMbsuQg== X-CSE-MsgGUID: qCPFaQffTr6ztYxL+TKVdg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,262,1763452800"; d="scan'208";a="208910044" Received: from srr4-3-linux-103-aknautiy.iind.intel.com ([10.223.34.160]) by orviesa007-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 30 Jan 2026 00:34:04 -0800 From: Ankit Nautiyal To: intel-gfx@lists.freedesktop.org, intel-xe@lists.freedesktop.org Cc: jani.nikula@linux.intel.com, imre.deak@intel.com, Ankit Nautiyal Subject: [PATCH 03/17] drm/i915/dp: Extract helper to get the hdisplay limit Date: Fri, 30 Jan 2026 13:47:58 +0530 Message-ID: <20260130081812.32087-4-ankit.k.nautiyal@intel.com> X-Mailer: git-send-email 2.45.2 In-Reply-To: <20260130081812.32087-1-ankit.k.nautiyal@intel.com> References: <20260130081812.32087-1-ankit.k.nautiyal@intel.com> MIME-Version: 1.0 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" Separate out function to get the hdisplay limit for a given platform. v2: Rename the helper to intel_dp_max_hdisplay_per_pipe(). (Imre) Signed-off-by: Ankit Nautiyal Reviewed-by: Imre Deak --- drivers/gpu/drm/i915/display/intel_dp.c | 11 +++++++---- 1 file changed, 7 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index c0a8ffac6312..4c3a1b6d0015 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -1371,6 +1371,12 @@ intel_dp_mode_valid_downstream(struct intel_connector *connector, return MODE_OK; } +static +int intel_dp_max_hdisplay_per_pipe(struct intel_display *display) +{ + return DISPLAY_VER(display) >= 30 ? 6144 : 5120; +} + static bool intel_dp_needs_joiner(struct intel_dp *intel_dp, struct intel_connector *connector, @@ -1378,17 +1384,14 @@ bool intel_dp_needs_joiner(struct intel_dp *intel_dp, int num_joined_pipes) { struct intel_display *display = to_intel_display(intel_dp); - int hdisplay_limit; if (!intel_dp_has_joiner(intel_dp)) return false; num_joined_pipes /= 2; - hdisplay_limit = DISPLAY_VER(display) >= 30 ? 6144 : 5120; - return clock > num_joined_pipes * display->cdclk.max_dotclk_freq || - hdisplay > num_joined_pipes * hdisplay_limit; + hdisplay > num_joined_pipes * intel_dp_max_hdisplay_per_pipe(display); } int intel_dp_num_joined_pipes(struct intel_dp *intel_dp, -- 2.45.2