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 E8746C4345F for ; Wed, 17 Apr 2024 12:39:30 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 53CA210F5E0; Wed, 17 Apr 2024 12:39:30 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="c+5CKQEM"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.18]) by gabe.freedesktop.org (Postfix) with ESMTPS id AFB9F10F325 for ; Wed, 17 Apr 2024 12:39:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1713357570; x=1744893570; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=xlsk4jj51m3ZkH/DBk3lF8gQOMQgrQl28lHKtCi60fg=; b=c+5CKQEM0u08oWJaAG8SRCb7KBMxmd9ncyPLbyJWo3qesTLH/9/WzUmo L/bgIe4qzWQ1iJsQOe6TH6AV3CNKrMwrGRu3hcyncfAYXiIXnbtl0Odt9 4Xz2ofLsHlpMKqI7NlI9lfH/UHN6l67Id0FGTpt7GpH/jf8QK7pW3aSt3 XeAC0DpBRa2Tx4twFTSkRMNJuYeIYmjT7PR3cO77OOGNfb5h+aVLk4XA5 sl5941qk+hQx9+oEaHJENoOTXim8VOtuDuM4KtnQUktzXt8obnyXoSYBZ elSwatpQRBBFdaBUCozJhpByXoIADHvp0iiNZMv40+zejDSBbDGtvlKvr g==; X-CSE-ConnectionGUID: NnhwFsQRSBaRAGQUm4av+A== X-CSE-MsgGUID: Gib9vfOLQvK7YqYfoktO5A== X-IronPort-AV: E=McAfee;i="6600,9927,11046"; a="8705515" X-IronPort-AV: E=Sophos;i="6.07,209,1708416000"; d="scan'208";a="8705515" Received: from orviesa008.jf.intel.com ([10.64.159.148]) by fmvoesa112.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Apr 2024 05:39:29 -0700 X-CSE-ConnectionGUID: HtAF9Vp8Tp+x46dEoC89dg== X-CSE-MsgGUID: ZW2rPBwtQSW0elqusG7E/Q== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.07,209,1708416000"; d="scan'208";a="23206410" Received: from bhanu-nuclab.iind.intel.com ([10.145.169.172]) by orviesa008-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Apr 2024 05:39:28 -0700 From: Bhanuprakash Modem To: igt-dev@lists.freedesktop.org Cc: Bhanuprakash Modem , Kunal Joshi Subject: [PATCH i-g-t 1/2] lib/igt_kms: New helper to check force joiner status Date: Wed, 17 Apr 2024 18:03:18 +0530 Message-ID: <20240417123319.610839-2-bhanuprakash.modem@intel.com> X-Mailer: git-send-email 2.43.2 In-Reply-To: <20240417123319.610839-1-bhanuprakash.modem@intel.com> References: <20240417123319.610839-1-bhanuprakash.modem@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: igt-dev@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Development mailing list for IGT GPU Tools List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: igt-dev-bounces@lists.freedesktop.org Sender: "igt-dev" Add a new static function to check the force joiner status on selected connecter, so that it would be helpful to check the force joiner status from other places too. Cc: Kunal Joshi Signed-off-by: Bhanuprakash Modem --- lib/igt_kms.c | 22 +++++++++++++++++----- 1 file changed, 17 insertions(+), 5 deletions(-) diff --git a/lib/igt_kms.c b/lib/igt_kms.c index 3216fe7e4..9ff80378d 100644 --- a/lib/igt_kms.c +++ b/lib/igt_kms.c @@ -6255,6 +6255,22 @@ bool igt_has_force_joiner_debugfs(int drmfd, igt_output_t *output) return ret >= 0; } +static bool check_force_bigjoiner_status(int drmfd, char *connector_name, bool enable) +{ + int debugfs_fd, ret; + char buf[512]; + + debugfs_fd = igt_debugfs_connector_dir(drmfd, connector_name, O_DIRECTORY); + igt_assert_f(debugfs_fd >= 0, "Could not open debugfs for connector %s\n", connector_name); + + ret = igt_debugfs_simple_read(debugfs_fd, "i915_bigjoiner_force_enable", buf, sizeof(buf)); + close(debugfs_fd); + igt_assert_f(ret > 0, "Could not read i915_bigjoiner_force_enable for connector %s\n", connector_name); + + return enable ? strstr(buf, "Y") : + strstr(buf, "N"); +} + /** * Forces the enable/disable state of big joiner for a specific connector. * @@ -6268,19 +6284,15 @@ bool igt_has_force_joiner_debugfs(int drmfd, igt_output_t *output) bool igt_force_and_check_bigjoiner_status(int drmfd, char *connector_name, bool enable) { int debugfs_fd, ret; - char buf[512]; igt_assert_f(connector_name, "Connector name cannot be NULL\n"); debugfs_fd = igt_debugfs_connector_dir(drmfd, connector_name, O_DIRECTORY); igt_assert_f(debugfs_fd >= 0, "Could not open debugfs for connector %s\n", connector_name); ret = igt_sysfs_write(debugfs_fd, "i915_bigjoiner_force_enable", enable ? "1" : "0", 1); igt_assert_f(ret > 0, "Could not write i915_bigjoiner_force_enable for connector %s\n", connector_name); - ret = igt_debugfs_simple_read(debugfs_fd, "i915_bigjoiner_force_enable", buf, sizeof(buf)); close(debugfs_fd); - igt_assert_f(ret > 0, "Could not read i915_bigjoiner_force_enable for connector %s\n", connector_name); - return enable ? strstr(buf, "Y") : - strstr(buf, "N"); + return check_force_bigjoiner_status(drmfd, connector_name, enable); } /** -- 2.43.2