From patchwork Thu Sep 7 10:07:55 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: sagar.a.kamble@intel.com X-Patchwork-Id: 9942037 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id A6C18602CC for ; Thu, 7 Sep 2017 10:04:47 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id BAE6828618 for ; Thu, 7 Sep 2017 10:04:47 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id AFE702861C; Thu, 7 Sep 2017 10:04:47 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 6A35928618 for ; Thu, 7 Sep 2017 10:04:47 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id ADDAF6E8E4; Thu, 7 Sep 2017 10:04:44 +0000 (UTC) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by gabe.freedesktop.org (Postfix) with ESMTPS id 5A6FB6E8D4 for ; Thu, 7 Sep 2017 10:04:42 +0000 (UTC) Received: from orsmga005.jf.intel.com ([10.7.209.41]) by orsmga103.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 07 Sep 2017 03:04:42 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.42,357,1500966000"; d="scan'208";a="146506727" Received: from sakamble-desktop.iind.intel.com ([10.223.26.118]) by orsmga005.jf.intel.com with ESMTP; 07 Sep 2017 03:04:41 -0700 From: Sagar Arun Kamble To: intel-gfx@lists.freedesktop.org Date: Thu, 7 Sep 2017 15:37:55 +0530 Message-Id: <1504778877-18822-7-git-send-email-sagar.a.kamble@intel.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1504778877-18822-1-git-send-email-sagar.a.kamble@intel.com> References: <1504778877-18822-1-git-send-email-sagar.a.kamble@intel.com> Subject: [Intel-gfx] [PATCH i-g-t 6/8] tests/perf: Add testcase to verify timestamps 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-Virus-Scanned: ClamAV using ClamSMTP Signed-off-by: Sagar Arun Kamble --- tests/intel_perf_dapc.c | 75 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 75 insertions(+) diff --git a/tests/intel_perf_dapc.c b/tests/intel_perf_dapc.c index a9903fb..1831a81 100644 --- a/tests/intel_perf_dapc.c +++ b/tests/intel_perf_dapc.c @@ -1066,6 +1066,78 @@ test_perf_tag(void) igt_waitchildren(); } +struct oa_ts_sample { + uint64_t ts; + uint8_t oa_report[]; +}; + +static void +verify_ts(uint8_t *perf_reports, int num_reports, size_t report_size) +{ + struct oa_ts_sample *sample; + uint32_t *oa_report; + uint64_t prev_ts = 0; + + for (int i = 0; i < num_reports; i++) { + size_t offset = i * report_size; + + sample = (struct oa_ts_sample *) (perf_reports + offset); + oa_report = (uint32_t *) sample->oa_report; + + igt_debug("read report: ts= %lu, reason = %x, " + "timestamp = %x\n", + sample->ts, oa_report[0], oa_report[1]); + + igt_assert(sample->ts > prev_ts); + prev_ts = sample->ts; + } +} + +static void +test_perf_ts(void) +{ + uint64_t properties[] = { + /* Include OA reports in samples */ + DRM_I915_PERF_PROP_SAMPLE_OA, true, + + /* OA unit configuration */ + DRM_I915_PERF_PROP_OA_METRICS_SET, test_metric_set_id, + DRM_I915_PERF_PROP_OA_FORMAT, test_oa_format, + DRM_I915_PERF_PROP_OA_EXPONENT, oa_exp_1_millisec, + + /* CS parameters */ + DRM_I915_PERF_PROP_ENGINE, I915_EXEC_RENDER, + DRM_I915_PERF_PROP_SAMPLE_TS, true, + }; + struct drm_i915_perf_open_param param = { + .flags = I915_PERF_FLAG_FD_CLOEXEC, + .num_properties = sizeof(properties) / 16, + .properties_ptr = to_user_pointer(properties), + }; + + /* should be default, but just to be sure... */ + write_u64_file("/proc/sys/dev/i915/perf_stream_paranoid", 1); + + igt_fork(child, 1) { + int prop_size = ARRAY_SIZE(properties); + int num_reports = 10; + int report_size = get_perf_report_size(properties, prop_size, + test_oa_format); + int total_size = num_reports * report_size; + uint8_t *perf_reports = malloc(total_size); + + igt_assert(perf_reports); + + perf_stream_capture_workload_samples(¶m, perf_reports, + num_reports, report_size, + NULL); + verify_ts(perf_reports, num_reports, report_size); + free(perf_reports); + } + + igt_waitchildren(); +} + igt_main { igt_skip_on_simulation(); @@ -1096,6 +1168,9 @@ igt_main igt_subtest("perf-tag") test_perf_tag(); + igt_subtest("perf-ts") + test_perf_ts(); + igt_fixture { close(drm_fd); }