From patchwork Mon Dec 2 15:15:14 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sk Anirban X-Patchwork-Id: 13890950 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 A63D0D78321 for ; Mon, 2 Dec 2024 15:24:58 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 2265510E7A9; Mon, 2 Dec 2024 15:24:58 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="fGL+eeFe"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.11]) by gabe.freedesktop.org (Postfix) with ESMTPS id 5716110E7A9 for ; Mon, 2 Dec 2024 15:24:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1733153097; x=1764689097; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=BMMhJu+PI1UdfHabuXeJ5utkwWcK5jNNCpT7c9moXho=; b=fGL+eeFeoN6vFXOt3Ir+9EwNfVLHcqvLceLMfS1yUl3+NXB2E4kNYvmh HhKCqwxMIiibYeXrr3Um89lhwBhUFaUhkaVqw5UccbYl23w01XQqdNQYc oGmZRT5j4Fk9XnocQwVU+n9inUUHV9CEa/NR+tCWy4RAXH1NNvnb4tKyA 1e2BGcKSJCim90VLRzX1lMtQ4hjjQLZhPXX+c62AtA2N3bMsUm04+/vXU QvoIPvhqC5QOR3H5n7iVMvZmDk8shc7Vi9xq4fs+OQg54iGZsqN2webh4 vTXcytrSZmWvOdy0GfQ92Ak20jlSYYgpq+Fa7QDfwvJyOO2fsrIJWVmIr A==; X-CSE-ConnectionGUID: /Cm7zYagS2qI73L/baFq0A== X-CSE-MsgGUID: vyEYMVxfS2iCqejTISS2BA== X-IronPort-AV: E=McAfee;i="6700,10204,11274"; a="43935949" X-IronPort-AV: E=Sophos;i="6.12,202,1728975600"; d="scan'208";a="43935949" Received: from orviesa001.jf.intel.com ([10.64.159.141]) by fmvoesa105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 02 Dec 2024 07:24:57 -0800 X-CSE-ConnectionGUID: 3wYx7mHnSDm+fgv7+bL72Q== X-CSE-MsgGUID: twIl/N2eTAeKf+DZUb77sQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.12,202,1728975600"; d="scan'208";a="130612200" Received: from anirban-z690i-a-ultra-plus.iind.intel.com ([10.145.169.150]) by smtpauth.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 02 Dec 2024 07:24:55 -0800 From: Sk Anirban To: intel-gfx@lists.freedesktop.org Cc: badal.nilawar@intel.com, karthik.poosa@intel.com, anshuman.gupta@intel.com, Sk Anirban Subject: [PATCH v1] drm/i915/selftests: Add delay to stabilize frequency in live_rps_power Date: Mon, 2 Dec 2024 20:45:14 +0530 Message-Id: <20241202151514.2785289-1-sk.anirban@intel.com> X-Mailer: git-send-email 2.34.1 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" Add delays to allow frequency stabilization before power measurement to fix sporadic power conservation issues in live_rps_power test. Signed-off-by: Sk Anirban --- drivers/gpu/drm/i915/gt/selftest_rps.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/gpu/drm/i915/gt/selftest_rps.c b/drivers/gpu/drm/i915/gt/selftest_rps.c index dcef8d498919..3f26c5a079c7 100644 --- a/drivers/gpu/drm/i915/gt/selftest_rps.c +++ b/drivers/gpu/drm/i915/gt/selftest_rps.c @@ -1191,9 +1191,11 @@ int live_rps_power(void *arg) } max.freq = rps->max_freq; + msleep(100); max.power = measure_power_at(rps, &max.freq); min.freq = rps->min_freq; + msleep(100); min.power = measure_power_at(rps, &min.freq); igt_spinner_end(&spin);