From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga05.intel.com (mga05.intel.com [192.55.52.43]) by gabe.freedesktop.org (Postfix) with ESMTPS id BC9CC89F6E for ; Mon, 13 Apr 2020 15:55:36 +0000 (UTC) From: Umesh Nerlige Ramappa Date: Mon, 13 Apr 2020 08:55:31 -0700 Message-Id: <20200413155533.11914-2-umesh.nerlige.ramappa@intel.com> In-Reply-To: <20200413155533.11914-1-umesh.nerlige.ramappa@intel.com> References: <20200413155533.11914-1-umesh.nerlige.ramappa@intel.com> MIME-Version: 1.0 Subject: [igt-dev] [PATCH i-g-t 1/3] tests/perf: Use poll oa period minimum of 5 ms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: igt-dev-bounces@lists.freedesktop.org Sender: "igt-dev" To: igt-dev@lists.freedesktop.org, Lionel G Landwerlin , Ashutosh Dixit List-ID: The cpu overhead measured in these tests is based on heurisitcs determined for the default 5 ms hrtimer in the driver over a span of several platforms. Limit tests to use a poll oa period >= 5ms. Signed-off-by: Umesh Nerlige Ramappa --- tests/perf.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/tests/perf.c b/tests/perf.c index 152d48a7..ca12090a 100644 --- a/tests/perf.c +++ b/tests/perf.c @@ -4972,7 +4972,7 @@ igt_main 40 * 1000 * 1000 /* default 40ms hrtimer */); test_blocking(500 * 1000 /* 500us oa period */, true /* set_kernel_hrtimer */, - 2 * 1000 * 1000 /* default 2ms hrtimer */); + 5 * 1000 * 1000 /* default 2ms hrtimer */); } igt_describe("Test polled read with default hrtimer frequency"); @@ -4991,7 +4991,7 @@ igt_main 40 * 1000 * 1000 /* default 40ms hrtimer */); test_polling(500 * 1000 /* 500us oa period */, true /* set_kernel_hrtimer */, - 2 * 1000 * 1000 /* default 2ms hrtimer */); + 5 * 1000 * 1000 /* default 2ms hrtimer */); } igt_describe("Test polled read with buffer size smaller than available data"); -- 2.20.1 _______________________________________________ igt-dev mailing list igt-dev@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/igt-dev