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 5A9ADC3DA7E for ; Tue, 30 Jul 2024 11:47:22 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 1FA3E10E515; Tue, 30 Jul 2024 11:47:22 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="T04NfhJ6"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.14]) by gabe.freedesktop.org (Postfix) with ESMTPS id DF76E10E515 for ; Tue, 30 Jul 2024 11:47:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1722340041; x=1753876041; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=jVy45hFe/R9p4YiDJJCTrmXmHmJP9dHocmvcAC+Tn4M=; b=T04NfhJ6bv9od9lipllqYILnGRoTqTV7XP8OSr2VAaxElCrSqlKTW4xU 2+o0201iQrCQXyC6fp8sWNDksyEQHx/1V+0jBBYCZMk3Uy5pz1pO0/DMX 3+BoWLYllpdjEgISwvSTSdeMbBtLi+JA8MVrjNM2m9vShsNNsU1vRaTmQ RkOiA1kupgjTawVQ9HF6wo+xZVvTkdtL7X6RHtdF7YKXPK5EnJ1qMXAGv 8KVoYT4RjGq6hApSt9hZKsjv2xoWVjJUOthoEL/x+lqzABSnrgx+tX1ig T7VIpUsmrn9PtU4y4pnuNp8IX8who2KFTnDcNGyREWo87DXYt1sJgHNHN w==; X-CSE-ConnectionGUID: ucAu9SrvSqe6Jyi38Ab29w== X-CSE-MsgGUID: oiuep85FQ1uiC+4yaeamSg== X-IronPort-AV: E=McAfee;i="6700,10204,11148"; a="23937214" X-IronPort-AV: E=Sophos;i="6.09,248,1716274800"; d="scan'208";a="23937214" Received: from fmviesa008.fm.intel.com ([10.60.135.148]) by orvoesa106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 30 Jul 2024 04:47:21 -0700 X-CSE-ConnectionGUID: C1fOmk04TIae53UsHxLA7g== X-CSE-MsgGUID: Km3HBiRNTdKQoL9QXDPOXQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.09,248,1716274800"; d="scan'208";a="54216602" Received: from cpetruta-mobl1.ger.corp.intel.com (HELO localhost.localdomain) ([10.245.246.43]) by fmviesa008-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 30 Jul 2024 04:47:18 -0700 From: Christoph Manszewski To: igt-dev@lists.freedesktop.org Cc: =?UTF-8?q?Zbigniew=20Kempczy=C5=84ski?= , Kamil Konieczny , Dominik Grzegorzek , Maciej Patelczyk , =?UTF-8?q?Dominik=20Karol=20Pi=C4=85tkowski?= , Pawel Sikora , Andrzej Hajda , Kolanupaka Naveena , Mika Kuoppala , Gwan-gyeong Mun Subject: [PATCH i-g-t v2 13/66] tests/xe_eudebug: Exercise read_event ioctl Date: Tue, 30 Jul 2024 13:44:30 +0200 Message-Id: <20240730114523.334156-14-christoph.manszewski@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240730114523.334156-1-christoph.manszewski@intel.com> References: <20240730114523.334156-1-christoph.manszewski@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" From: Dominik Grzegorzek Introduce synchronous test, which validates eu debugger read_event ioctl. Signed-off-by: Dominik Grzegorzek Cc: Christoph Manszewski --- tests/intel/xe_eudebug.c | 109 ++++++++++++++++++++++++++++++++++++++- 1 file changed, 108 insertions(+), 1 deletion(-) diff --git a/tests/intel/xe_eudebug.c b/tests/intel/xe_eudebug.c index 7ca0138a2..0cef652e2 100644 --- a/tests/intel/xe_eudebug.c +++ b/tests/intel/xe_eudebug.c @@ -12,6 +12,9 @@ * Test category: functionality test */ +#include +#include + #include "igt.h" #include "xe/xe_eudebug.h" @@ -23,6 +26,45 @@ static void run_basic_client(struct xe_eudebug_client *c) xe_eudebug_client_close_driver(c, fd); } +static int read_event(int debugfd, struct drm_xe_eudebug_event *event) +{ + int ret; + + ret = igt_ioctl(debugfd, DRM_XE_EUDEBUG_IOCTL_READ_EVENT, event); + if (ret < 0) + return -errno; + + return ret; +} + +static int __read_event(int debugfd, struct drm_xe_eudebug_event *event) +{ + int ret; + + ret = ioctl(debugfd, DRM_XE_EUDEBUG_IOCTL_READ_EVENT, event); + if (ret < 0) + return -errno; + + return ret; +} + +static int poll_event(int fd, int timeout_ms) +{ + int ret; + + struct pollfd p = { + .fd = fd, + .events = POLLIN, + .revents = 0, + }; + + ret = poll(&p, 1, timeout_ms); + if (ret == -1) + return -errno; + + return ret == 1 && (p.revents & POLLIN); +} + static int __debug_connect(int fd, int *debugfd, struct drm_xe_eudebug_connect *param) { int ret = 0; @@ -124,6 +166,69 @@ static void test_close(int fd) close(debug_fd1); } +/** + * SUBTEST: basic-read-event + * Description: + * Synchronously exercise eu debugger event polling and reading. + */ +#define MAX_EVENT_SIZE (32 * 1024) +static void test_read_event(int fd) +{ + struct drm_xe_eudebug_event *event; + struct xe_eudebug_debugger *d; + struct xe_eudebug_client *c; + + event = malloc(MAX_EVENT_SIZE); + igt_assert(event); + memset(event, 0, sizeof(*event)); + + c = xe_eudebug_client_create(fd, run_basic_client, 0, NULL); + d = xe_eudebug_debugger_create(fd, 0, NULL); + + igt_assert_eq(xe_eudebug_debugger_attach(d, c), 0); + igt_assert_eq(poll_event(d->fd, 500), 0); + + event->len = 1; + event->type = DRM_XE_EUDEBUG_EVENT_NONE; + igt_assert_eq(read_event(d->fd, event), -EINVAL); + + event->len = MAX_EVENT_SIZE; + event->type = DRM_XE_EUDEBUG_EVENT_NONE; + igt_assert_eq(read_event(d->fd, event), -EINVAL); + + xe_eudebug_client_start(c); + + igt_assert_eq(poll_event(d->fd, 500), 1); + event->type = DRM_XE_EUDEBUG_EVENT_READ; + igt_assert_eq(read_event(d->fd, event), 0); + + igt_assert_eq(poll_event(d->fd, 500), 1); + event->len = MAX_EVENT_SIZE; + event->flags = 0; + event->type = DRM_XE_EUDEBUG_EVENT_READ; + igt_assert_eq(read_event(d->fd, event), 0); + + fcntl(d->fd, F_SETFL, fcntl(d->fd, F_GETFL) | O_NONBLOCK); + igt_assert(fcntl(d->fd, F_GETFL) & O_NONBLOCK); + + igt_assert_eq(poll_event(d->fd, 500), 0); + event->len = MAX_EVENT_SIZE; + event->flags = 0; + event->type = DRM_XE_EUDEBUG_EVENT_READ; + igt_assert_eq(__read_event(d->fd, event), -EAGAIN); + + xe_eudebug_client_wait_done(c); + xe_eudebug_client_stop(c); + + igt_assert_eq(poll_event(d->fd, 500), 0); + igt_assert_eq(__read_event(d->fd, event), -EAGAIN); + + xe_eudebug_debugger_destroy(d); + xe_eudebug_client_destroy(c); + + free(event); +} + /** * SUBTEST: basic-client * Description: @@ -134,7 +239,6 @@ static void test_close(int fd) * Simultaneously attach many debuggers to many processes. * Each process opens and closes xe drm client. */ - static void test_basic_sessions(int fd, unsigned int flags, int count) { struct xe_eudebug_session **s; @@ -171,6 +275,9 @@ igt_main igt_subtest("basic-close") test_close(fd); + igt_subtest("basic-read-event") + test_read_event(fd); + igt_subtest("basic-client") test_basic_sessions(fd, 0, 1); -- 2.34.1