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 C838FC25B75 for ; Tue, 14 May 2024 07:10:06 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 5024310E25A; Tue, 14 May 2024 07:10:06 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="f9h9hSuX"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.14]) by gabe.freedesktop.org (Postfix) with ESMTPS id DBFAD10E25A for ; Tue, 14 May 2024 07:10:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1715670605; x=1747206605; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=Lc1urhugeUUP6zQDk2TCxJ+Dw0aD81qDygdmW2anh2w=; b=f9h9hSuX6xOdq4mNsKa+nCHSgO5DpXHVSra7OniwKiYS7tRm/UZl39VU 3u8RFMW++AtqBGGuvlpDEVpcigTZM9j+pW0tXwmsClqQTr+21FIbtU1BH 2qtrfUwDwpy5l+xfFMsguKUN3MRDmEvctm2XaSqL3sJdjy+Cz4KSVd7r6 7g9NVD5Pj5gHoqjnevmWJY/D90eSZh7fTp1PERJAFj4nTvn5WwsGm7Kcb 0GWKtIjmcoY1j4N11y0nUO2q8jQaUNqlrFOhzTuUOrE56NwU90s1QfFfo hHmfTIyYVC0AfXbo5YHqh0Crm2vc2ntpklKal2d5fbED7S2wsEAZvryaf A==; X-CSE-ConnectionGUID: cX/s/bqzRliwUDiPzUDTdA== X-CSE-MsgGUID: JGcJODZURtaSvjunqsBdUw== X-IronPort-AV: E=McAfee;i="6600,9927,11072"; a="15473012" X-IronPort-AV: E=Sophos;i="6.08,159,1712646000"; d="scan'208";a="15473012" Received: from orviesa010.jf.intel.com ([10.64.159.150]) by orvoesa106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 May 2024 00:10:05 -0700 X-CSE-ConnectionGUID: /YZDwwmxQemc9hQNk4e33g== X-CSE-MsgGUID: Pb/JlRVSR06vqO3EBzGnyg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.08,159,1712646000"; d="scan'208";a="30427710" Received: from bommu-optiplex-5060.iind.intel.com ([10.145.169.63]) by orviesa010.jf.intel.com with ESMTP; 14 May 2024 00:10:04 -0700 From: Bommu Krishnaiah To: igt-dev@lists.freedesktop.org Cc: Bommu Krishnaiah , Oak Zeng , Himal Prasad Ghimiray Subject: [PATCH i-g-t v2 03/10] tests/xe_svm: basic svm test Date: Tue, 14 May 2024 12:40:19 +0530 Message-Id: <20240514071026.748257-4-krishnaiah.bommu@intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20240514071026.748257-1-krishnaiah.bommu@intel.com> References: <20240514071026.748257-1-krishnaiah.bommu@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" Test will verify SVM basic functionality, by allocating a memory with system allocator(malloc() or mmap()) and accessing in GPU. Signed-off-by: Bommu Krishnaiah Cc: Oak Zeng Cc: Himal Prasad Ghimiray --- include/drm-uapi/xe_drm.h | 2 ++ tests/intel/xe_svm.c | 57 +++++++++++++++++++++++++++++++++++++-- 2 files changed, 57 insertions(+), 2 deletions(-) diff --git a/include/drm-uapi/xe_drm.h b/include/drm-uapi/xe_drm.h index 0b709b374..228bc2974 100644 --- a/include/drm-uapi/xe_drm.h +++ b/include/drm-uapi/xe_drm.h @@ -973,6 +973,8 @@ struct drm_xe_vm_bind_op { #define DRM_XE_VM_BIND_FLAG_IMMEDIATE (1 << 1) #define DRM_XE_VM_BIND_FLAG_NULL (1 << 2) #define DRM_XE_VM_BIND_FLAG_DUMPABLE (1 << 3) +#define DRM_XE_VM_BIND_FLAG_SYSTEM_ALLOCATOR (1 << 4) + /** @flags: Bind flags */ __u32 flags; diff --git a/tests/intel/xe_svm.c b/tests/intel/xe_svm.c index 7d0892a3d..2daed1eff 100644 --- a/tests/intel/xe_svm.c +++ b/tests/intel/xe_svm.c @@ -14,8 +14,18 @@ */ /** - * TEST: xe_basic + * TEST: xe_svm + * Description: Test shared virtual memory + * Sub-category: Memory management + * Functionality: svm + * Run type: FULL + * + * SUBTEST: xe_basic * Description: Basic test to verify store dword by using helper funtions + * SUBTEST: svm-basic-malloc + * Description: verify SVM basic functionality by using malloc + * SUBTEST: svm-basic-mmap + * Description: verify SVM basic functionality by using mmap */ #include @@ -67,6 +77,40 @@ static void xe_basic(int fd, uint32_t vm, struct drm_xe_engine_class_instance *e xe_destroy_buffer(&dst_buf); } +/** + * Use malloc or mmap memory for direct GPU submission + */ +static void svm_basic(int fd, uint32_t vm, struct drm_xe_engine_class_instance *eci, bool test_mmap) +{ + uint64_t gpu_va = 0x1a0000; + size_t bo_size = xe_bb_size(fd, PAGE_ALIGN_UFENCE); + uint32_t *dst; + + struct xe_buffer cmd_buf = { + .fd = fd, + .gpu_addr = (void *)(uintptr_t)gpu_va, + .vm = vm, + .size = bo_size, + .placement = vram_if_possible(fd, eci->gt_id), + .flag = DRM_XE_GEM_CREATE_FLAG_NEEDS_VISIBLE_VRAM, + }; + + if (test_mmap) + dst = mmap(NULL, 4, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0); + else + dst = aligned_alloc(xe_get_default_alignment(fd), 4); + + xe_create_cmdbuf(&cmd_buf, insert_store, (uint64_t)dst, 0xc0ffee, eci); + xe_submit_cmd(&cmd_buf); + igt_assert_eq(*dst, 0xc0ffee); + xe_destroy_cmdbuf(&cmd_buf); + + if (test_mmap) + munmap(dst, 4); + else + free(dst); +} + igt_main { int fd; @@ -77,13 +121,22 @@ igt_main fd = drm_open_driver(DRIVER_XE); igt_require(xe_supports_faults(fd)); vm = xe_vm_create(fd, DRM_XE_VM_CREATE_FLAG_LR_MODE | DRM_XE_VM_CREATE_FLAG_FAULT_MODE, 0); + __xe_vm_bind_assert(fd, vm, 0, 0, 0, 0, 0x1ull << 47, DRM_XE_VM_BIND_OP_MAP, + DRM_XE_VM_BIND_FLAG_SYSTEM_ALLOCATOR, 0, 0, 0, 0); } - igt_subtest_f("xe-basic") xe_for_each_engine(fd, hwe) xe_basic(fd, vm, hwe); + igt_subtest_f("svm-basic-malloc") + xe_for_each_engine(fd, hwe) + svm_basic(fd, vm, hwe, false); + + igt_subtest_f("svm-basic-mmap") + xe_for_each_engine(fd, hwe) + svm_basic(fd, vm, hwe, true); + igt_fixture { xe_vm_destroy(fd, vm); drm_close_driver(fd); -- 2.25.1