From patchwork Mon Sep 30 16:35:49 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: "Nautiyal, Ankit K" X-Patchwork-Id: 13816698 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 3B6ACCE8374 for ; Mon, 30 Sep 2024 16:34:18 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id D30AC10E558; Mon, 30 Sep 2024 16:34:17 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="mBnaxVg+"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.12]) by gabe.freedesktop.org (Postfix) with ESMTPS id 3794E10E562; Mon, 30 Sep 2024 16:34:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1727714056; x=1759250056; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=M5ZBjptxzjMVNIeISweshh8wpmjz6tDfEkhllClmHww=; b=mBnaxVg+6Eg8uBp7vm/OK6qHvgDxt9elKtMUHII3hTdJAQ/yFEkwNAhq 5prYY/3x5rOA1YYAEe3ubcanKegN/95gCM/rvUuUHclUABuqcaPvDW6SP ctViTYYb9PNpVVknB6FnNUpQCWIpd2CnWapXjoOtltR7od9FLpEId99Cu 2SMEpuKlZQ7aNsuOVebNve3hRqaCbhvYMaMDMk7dCC7aD/wAE3Yp4R4cv D6RvZAD3/WiTeybUpFlkSTHFIQyYfiAi5zNvR1rFme5Ew8CdHm8aIaAi+ GzFoW+e25Zpq/oMhQ9Upgn2jCoTmjGG507HIVIFhU0DbiEf14p7yloeFH Q==; X-CSE-ConnectionGUID: xD+uMEtZQ2y3bS0wJtcY5Q== X-CSE-MsgGUID: l3PimGj9Suqs77F/tY6c4A== X-IronPort-AV: E=McAfee;i="6700,10204,11211"; a="30700559" X-IronPort-AV: E=Sophos;i="6.11,166,1725346800"; d="scan'208";a="30700559" Received: from orviesa001.jf.intel.com ([10.64.159.141]) by fmvoesa106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 30 Sep 2024 09:34:16 -0700 X-CSE-ConnectionGUID: D3qpWr8PQtmWAIuRbUJhdw== X-CSE-MsgGUID: IS3mm+qsRiG2BrP2cGdkqQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.11,166,1725346800"; d="scan'208";a="110839276" Received: from srr4-3-linux-103-aknautiy.iind.intel.com ([10.223.34.160]) by smtpauth.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 30 Sep 2024 09:34:14 -0700 From: Ankit Nautiyal To: intel-gfx@lists.freedesktop.org Cc: intel-xe@lists.freedesktop.org, suraj.kandpal@intel.com, ville.syrjala@linux.intel.com Subject: [PATCH 13/13] drm/i915/intel_dp: Add support for forcing ultrajoiner Date: Mon, 30 Sep 2024 22:05:49 +0530 Message-ID: <20240930163549.416410-14-ankit.k.nautiyal@intel.com> X-Mailer: git-send-email 2.45.2 In-Reply-To: <20240930163549.416410-1-ankit.k.nautiyal@intel.com> References: <20240930163549.416410-1-ankit.k.nautiyal@intel.com> MIME-Version: 1.0 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" Allow forcing ultrajoiner through debugfs. v2: Minor refactoring of switch case logic. (Ville) Signed-off-by: Ankit Nautiyal Reviewed-by: Suraj Kandpal Reviewed-by: Ville Syrjälä --- drivers/gpu/drm/i915/display/intel_display_debugfs.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_display_debugfs.c b/drivers/gpu/drm/i915/display/intel_display_debugfs.c index 5923bbc232be..11aff485d8fa 100644 --- a/drivers/gpu/drm/i915/display/intel_display_debugfs.c +++ b/drivers/gpu/drm/i915/display/intel_display_debugfs.c @@ -1331,6 +1331,7 @@ static ssize_t i915_joiner_write(struct file *file, { struct seq_file *m = file->private_data; struct intel_connector *connector = m->private; + struct drm_i915_private *i915 = to_i915(connector->base.dev); int force_joined_pipes = 0; int ret; @@ -1347,6 +1348,13 @@ static ssize_t i915_joiner_write(struct file *file, case 2: connector->force_joined_pipes = force_joined_pipes; break; + case 4: + if (HAS_ULTRAJOINER(i915)) { + connector->force_joined_pipes = force_joined_pipes; + break; + } + + fallthrough; default: return -EINVAL; }