From patchwork Sat Jun 27 15:08:04 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Lespiau, Damien" X-Patchwork-Id: 6685151 Return-Path: X-Original-To: patchwork-intel-gfx@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 4CBEFC05AC for ; Sat, 27 Jun 2015 15:08:56 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 74F8B20761 for ; Sat, 27 Jun 2015 15:08:55 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by mail.kernel.org (Postfix) with ESMTP id 1381420770 for ; Sat, 27 Jun 2015 15:08:54 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 9ADDF6E72F; Sat, 27 Jun 2015 08:08:52 -0700 (PDT) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by gabe.freedesktop.org (Postfix) with ESMTP id 3F4526E72C for ; Sat, 27 Jun 2015 08:08:47 -0700 (PDT) Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by orsmga101.jf.intel.com with ESMTP; 27 Jun 2015 08:08:47 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.13,689,1427785200"; d="scan'208";a="515137055" Received: from kczmudzi-mobl4.amr.corp.intel.com (HELO strange.ger.corp.intel.com) ([10.252.53.243]) by FMSMGA003.fm.intel.com with ESMTP; 27 Jun 2015 08:08:45 -0700 From: Damien Lespiau To: intel-gfx@lists.freedesktop.org Date: Sat, 27 Jun 2015 16:08:04 +0100 Message-Id: <1435417696-28115-7-git-send-email-damien.lespiau@intel.com> X-Mailer: git-send-email 2.1.0 In-Reply-To: <1435417696-28115-1-git-send-email-damien.lespiau@intel.com> References: <1435417696-28115-1-git-send-email-damien.lespiau@intel.com> Subject: [Intel-gfx] [PATCH i-g-t 06/18] stats: Add a getter for the population property X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" X-Spam-Status: No, score=-5.6 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Signed-off-by: Damien Lespiau --- lib/igt_stats.c | 14 ++++++++++++++ lib/igt_stats.h | 2 ++ lib/tests/igt_stats.c | 14 ++++++++++++++ 3 files changed, 30 insertions(+) diff --git a/lib/igt_stats.c b/lib/igt_stats.c index c7d5fbd..12cabba 100644 --- a/lib/igt_stats.c +++ b/lib/igt_stats.c @@ -91,6 +91,20 @@ void igt_stats_fini(igt_stats_t *stats) free(stats->values); } + +/** + * igt_stats_is_population: + * @stats: An #igt_stats_t instance + * + * Returns: #true if @stats represents a population, #false if only a sample. + * + * See igt_stats_set_population() for more details. + */ +bool igt_stats_is_population(igt_stats_t *stats) +{ + return stats->is_population; +} + /** * igt_stats_set_population: * @stats: An #igt_stats_t instance diff --git a/lib/igt_stats.h b/lib/igt_stats.h index d2c1cc7..ebc28ca 100644 --- a/lib/igt_stats.h +++ b/lib/igt_stats.h @@ -26,6 +26,7 @@ #define __IGT_STATS_H__ #include +#include /** * igt_stats_t: @@ -45,6 +46,7 @@ typedef struct { void igt_stats_init(igt_stats_t *stats, unsigned int capacity); void igt_stats_fini(igt_stats_t *stats); +bool igt_stats_is_population(igt_stats_t *stats); void igt_stats_set_population(igt_stats_t *stats, bool full_population); void igt_stats_push(igt_stats_t *stats, uint64_t value); double igt_stats_get_mean(igt_stats_t *stats); diff --git a/lib/tests/igt_stats.c b/lib/tests/igt_stats.c index 59097c8..5c5e86a 100644 --- a/lib/tests/igt_stats.c +++ b/lib/tests/igt_stats.c @@ -35,6 +35,19 @@ static void test_init_zero(void) igt_assert(stats.mean == 0.); } +static void test_init(void) +{ + igt_stats_t stats; + + igt_stats_init(&stats, 2); + + /* + * Make sure we default to representing only a sample of a bigger + * population. + */ + igt_assert(igt_stats_is_population(&stats) == false); +} + static void test_mean(void) { igt_stats_t stats; @@ -115,6 +128,7 @@ static void test_std_deviation(void) igt_simple_main { test_init_zero(); + test_init(); test_mean(); test_invalidate_mean(); test_std_deviation();