From patchwork Fri Sep 27 08:38:31 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: 13814017 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 35861CEBF84 for ; Fri, 27 Sep 2024 08:37:24 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id CC23510EC73; Fri, 27 Sep 2024 08:37:23 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="TX7crGLe"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.7]) by gabe.freedesktop.org (Postfix) with ESMTPS id 4DAF910EC6C; Fri, 27 Sep 2024 08:37:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1727426227; x=1758962227; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=M5ZBjptxzjMVNIeISweshh8wpmjz6tDfEkhllClmHww=; b=TX7crGLejHRQUS094izaYuFRPZUiPHJOMm+wTaHAu8YOGLYalegE4A7B CfqMXTCL2AjEgro/DvIYU7IAnGmR67CxVIkT4a+7xxUX0gfXqsCLJM+/H /BxJeL7skgAFrHUOIb6isitlC7GgS+HqOkGVRohCwDYxLNmd6u6gIBYQ8 LSBK5ylSsH368ELJxXoT6xEKiG8RjndcvHybJkzWd74bv4oudZbQHl7hP 18oGKeBuRThE95AP3eZRyUWcl7Gp5McfNMcqbJdl52OvtVvkpugwXiyPL HBjVZCy1Q+Ol2wp3d8IocPNTE7y9hwjAHRZDoY2rZBTZkFqr9wep3Uyjd g==; X-CSE-ConnectionGUID: YAzNKc6sTeq6VZW5KeCZUw== X-CSE-MsgGUID: AeqMtpOKTLS22UbmCqodig== X-IronPort-AV: E=McAfee;i="6700,10204,11207"; a="51977638" X-IronPort-AV: E=Sophos;i="6.11,158,1725346800"; d="scan'208";a="51977638" Received: from orviesa004.jf.intel.com ([10.64.159.144]) by fmvoesa101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Sep 2024 01:37:07 -0700 X-CSE-ConnectionGUID: ZZ/QB2rFQSOL/5molYRCzA== X-CSE-MsgGUID: 9CBy77oZRT2kkS0Oz4WzYg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.11,158,1725346800"; d="scan'208";a="77409468" Received: from srr4-3-linux-103-aknautiy.iind.intel.com ([10.223.34.160]) by orviesa004-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Sep 2024 01:37:05 -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 17/17] drm/i915/intel_dp: Add support for forcing ultrajoiner Date: Fri, 27 Sep 2024 14:08:31 +0530 Message-ID: <20240927083831.3913645-18-ankit.k.nautiyal@intel.com> X-Mailer: git-send-email 2.45.2 In-Reply-To: <20240927083831.3913645-1-ankit.k.nautiyal@intel.com> References: <20240927083831.3913645-1-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; }