From patchwork Fri Jul 24 13:35:29 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Derek Morton X-Patchwork-Id: 6860641 Return-Path: X-Original-To: patchwork-intel-gfx@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 4BF459F358 for ; Fri, 24 Jul 2015 13:35:38 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 98CDC205E5 for ; Fri, 24 Jul 2015 13:35:36 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by mail.kernel.org (Postfix) with ESMTP id C0C89204D1 for ; Fri, 24 Jul 2015 13:35:34 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 1D7036E426; Fri, 24 Jul 2015 06:35:34 -0700 (PDT) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by gabe.freedesktop.org (Postfix) with ESMTP id 3ECC96E426 for ; Fri, 24 Jul 2015 06:35:33 -0700 (PDT) Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by fmsmga103.fm.intel.com with ESMTP; 24 Jul 2015 06:35:33 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.15,538,1432623600"; d="scan'208";a="529598788" Received: from djmorton-linux.isw.intel.com ([10.102.226.153]) by FMSMGA003.fm.intel.com with ESMTP; 24 Jul 2015 06:35:31 -0700 From: Derek Morton To: intel-gfx@lists.freedesktop.org Date: Fri, 24 Jul 2015 14:35:29 +0100 Message-Id: <1437744929-1823-1-git-send-email-derek.j.morton@intel.com> X-Mailer: git-send-email 1.9.1 MIME-Version: 1.0 Cc: thomas.wood@intel.com Subject: [Intel-gfx] [PATCH i-g-t v2] benchmark/: fix gem_exec_nop complie error on android 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: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" X-Spam-Status: No, score=-5.4 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 There are two versions of gem_exec_nop.c in benchmarks and tests which causes the build system to have two build modules with the same name. This patch renames benchmarks/gem_exec_nop.c to benchmarks/gem_exec_nop_benchmark.c using the existing gem_userptr_benchmark.c as a naming convention. v2: Also rename gem_mmap to gem_mmap_benchmark. Another file which breaks android which was added after this patch was 1st submitted. Signed-off-by: Derek Morton --- benchmarks/Makefile.sources | 9 +- benchmarks/gem_exec_nop.c | 153 --------------------------------- benchmarks/gem_exec_nop_benchmark.c | 153 +++++++++++++++++++++++++++++++++ benchmarks/gem_mmap.c | 165 ------------------------------------ benchmarks/gem_mmap_benchmark.c | 165 ++++++++++++++++++++++++++++++++++++ 5 files changed, 325 insertions(+), 320 deletions(-) delete mode 100644 benchmarks/gem_exec_nop.c create mode 100644 benchmarks/gem_exec_nop_benchmark.c delete mode 100644 benchmarks/gem_mmap.c create mode 100644 benchmarks/gem_mmap_benchmark.c diff --git a/benchmarks/Makefile.sources b/benchmarks/Makefile.sources index 7ad95a5..35722b5 100644 --- a/benchmarks/Makefile.sources +++ b/benchmarks/Makefile.sources @@ -1,11 +1,16 @@ +# If you copy a test to benckmarks, rename it _benchmark +# The andriod build will fail when trying to build multiple binaries with +# the same name. + bin_PROGRAMS = \ intel_upload_blit_large \ intel_upload_blit_large_gtt \ intel_upload_blit_large_map \ intel_upload_blit_small \ - gem_exec_nop \ - gem_mmap \ + gem_exec_nop_benchmark \ + gem_mmap_benchmark \ gem_prw \ gem_userptr_benchmark \ kms_vblank \ $(NULL) + diff --git a/benchmarks/gem_exec_nop.c b/benchmarks/gem_exec_nop.c deleted file mode 100644 index 2a3abd2..0000000 --- a/benchmarks/gem_exec_nop.c +++ /dev/null @@ -1,153 +0,0 @@ -/* - * Copyright © 2011 Intel Corporation - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS - * IN THE SOFTWARE. - * - * Authors: - * Chris Wilson - * - */ - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include "drm.h" -#include "ioctl_wrappers.h" -#include "drmtest.h" -#include "intel_io.h" -#include "igt_stats.h" - -#define LOCAL_I915_EXEC_NO_RELOC (1<<11) -#define LOCAL_I915_EXEC_HANDLE_LUT (1<<12) - -static uint64_t elapsed(const struct timespec *start, - const struct timespec *end, - int loop) -{ - return (1000000000ULL*(end->tv_sec - start->tv_sec) + (end->tv_nsec - start->tv_nsec))/loop; -} - -static int __gem_execbuf(int fd, struct drm_i915_gem_execbuffer2 *execbuf) -{ - int err = 0; - if (drmIoctl(fd, DRM_IOCTL_I915_GEM_EXECBUFFER2, execbuf)) - err = -errno; - return err; -} - -static uint32_t batch(int fd) -{ - const uint32_t buf[] = {MI_BATCH_BUFFER_END}; - uint32_t handle = gem_create(fd, 4096); - gem_write(fd, handle, 0, buf, sizeof(buf)); - return handle; -} - -static int loop(unsigned ring, int reps) -{ - struct drm_i915_gem_execbuffer2 execbuf; - struct drm_i915_gem_exec_object2 gem_exec; - int count, fd; - - fd = drm_open_any(); - - memset(&gem_exec, 0, sizeof(gem_exec)); - gem_exec.handle = batch(fd); - - memset(&execbuf, 0, sizeof(execbuf)); - execbuf.buffers_ptr = (uintptr_t)&gem_exec; - execbuf.buffer_count = 1; - execbuf.flags = ring; - execbuf.flags |= LOCAL_I915_EXEC_HANDLE_LUT; - execbuf.flags |= LOCAL_I915_EXEC_NO_RELOC; - if (__gem_execbuf(fd, &execbuf)) { - execbuf.flags = ring; - if (__gem_execbuf(fd, &execbuf)) - return 77; - } - - for (count = 1; count <= 1<<16; count <<= 1) { - igt_stats_t stats; - int n; - - igt_stats_init_with_size(&stats, reps); - - for (n = 0; n < reps; n++) { - struct timespec start, end; - int loops = count; - sleep(1); /* wait for the hw to go back to sleep */ - clock_gettime(CLOCK_MONOTONIC, &start); - while (loops--) - do_ioctl(fd, DRM_IOCTL_I915_GEM_EXECBUFFER2, &execbuf); - gem_sync(fd, gem_exec.handle); - clock_gettime(CLOCK_MONOTONIC, &end); - igt_stats_push(&stats, elapsed(&start, &end, count)); - } - - printf("%7.3f\n", igt_stats_get_trimean(&stats)/1000); - igt_stats_fini(&stats); - } - return 0; -} - -int main(int argc, char **argv) -{ - unsigned ring = I915_EXEC_RENDER; - int reps = 13; - int c; - - while ((c = getopt (argc, argv, "e:r:")) != -1) { - switch (c) { - case 'e': - if (strcmp(optarg, "rcs") == 0) - ring = I915_EXEC_RENDER; - else if (strcmp(optarg, "vcs") == 0) - ring = I915_EXEC_BSD; - else if (strcmp(optarg, "bcs") == 0) - ring = I915_EXEC_BLT; - else if (strcmp(optarg, "vecs") == 0) - ring = I915_EXEC_VEBOX; - else - ring = atoi(optarg); - break; - - case 'r': - reps = atoi(optarg); - if (reps < 1) - reps = 1; - break; - - default: - break; - } - } - - return loop(ring, reps); -} diff --git a/benchmarks/gem_exec_nop_benchmark.c b/benchmarks/gem_exec_nop_benchmark.c new file mode 100644 index 0000000..2a3abd2 --- /dev/null +++ b/benchmarks/gem_exec_nop_benchmark.c @@ -0,0 +1,153 @@ +/* + * Copyright © 2011 Intel Corporation + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS + * IN THE SOFTWARE. + * + * Authors: + * Chris Wilson + * + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "drm.h" +#include "ioctl_wrappers.h" +#include "drmtest.h" +#include "intel_io.h" +#include "igt_stats.h" + +#define LOCAL_I915_EXEC_NO_RELOC (1<<11) +#define LOCAL_I915_EXEC_HANDLE_LUT (1<<12) + +static uint64_t elapsed(const struct timespec *start, + const struct timespec *end, + int loop) +{ + return (1000000000ULL*(end->tv_sec - start->tv_sec) + (end->tv_nsec - start->tv_nsec))/loop; +} + +static int __gem_execbuf(int fd, struct drm_i915_gem_execbuffer2 *execbuf) +{ + int err = 0; + if (drmIoctl(fd, DRM_IOCTL_I915_GEM_EXECBUFFER2, execbuf)) + err = -errno; + return err; +} + +static uint32_t batch(int fd) +{ + const uint32_t buf[] = {MI_BATCH_BUFFER_END}; + uint32_t handle = gem_create(fd, 4096); + gem_write(fd, handle, 0, buf, sizeof(buf)); + return handle; +} + +static int loop(unsigned ring, int reps) +{ + struct drm_i915_gem_execbuffer2 execbuf; + struct drm_i915_gem_exec_object2 gem_exec; + int count, fd; + + fd = drm_open_any(); + + memset(&gem_exec, 0, sizeof(gem_exec)); + gem_exec.handle = batch(fd); + + memset(&execbuf, 0, sizeof(execbuf)); + execbuf.buffers_ptr = (uintptr_t)&gem_exec; + execbuf.buffer_count = 1; + execbuf.flags = ring; + execbuf.flags |= LOCAL_I915_EXEC_HANDLE_LUT; + execbuf.flags |= LOCAL_I915_EXEC_NO_RELOC; + if (__gem_execbuf(fd, &execbuf)) { + execbuf.flags = ring; + if (__gem_execbuf(fd, &execbuf)) + return 77; + } + + for (count = 1; count <= 1<<16; count <<= 1) { + igt_stats_t stats; + int n; + + igt_stats_init_with_size(&stats, reps); + + for (n = 0; n < reps; n++) { + struct timespec start, end; + int loops = count; + sleep(1); /* wait for the hw to go back to sleep */ + clock_gettime(CLOCK_MONOTONIC, &start); + while (loops--) + do_ioctl(fd, DRM_IOCTL_I915_GEM_EXECBUFFER2, &execbuf); + gem_sync(fd, gem_exec.handle); + clock_gettime(CLOCK_MONOTONIC, &end); + igt_stats_push(&stats, elapsed(&start, &end, count)); + } + + printf("%7.3f\n", igt_stats_get_trimean(&stats)/1000); + igt_stats_fini(&stats); + } + return 0; +} + +int main(int argc, char **argv) +{ + unsigned ring = I915_EXEC_RENDER; + int reps = 13; + int c; + + while ((c = getopt (argc, argv, "e:r:")) != -1) { + switch (c) { + case 'e': + if (strcmp(optarg, "rcs") == 0) + ring = I915_EXEC_RENDER; + else if (strcmp(optarg, "vcs") == 0) + ring = I915_EXEC_BSD; + else if (strcmp(optarg, "bcs") == 0) + ring = I915_EXEC_BLT; + else if (strcmp(optarg, "vecs") == 0) + ring = I915_EXEC_VEBOX; + else + ring = atoi(optarg); + break; + + case 'r': + reps = atoi(optarg); + if (reps < 1) + reps = 1; + break; + + default: + break; + } + } + + return loop(ring, reps); +} diff --git a/benchmarks/gem_mmap.c b/benchmarks/gem_mmap.c deleted file mode 100644 index 7593e12..0000000 --- a/benchmarks/gem_mmap.c +++ /dev/null @@ -1,165 +0,0 @@ -/* - * Copyright © 2011-2015 Intel Corporation - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS - * IN THE SOFTWARE. - * - * Authors: - * Chris Wilson - * - */ - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include "drm.h" -#include "ioctl_wrappers.h" -#include "drmtest.h" -#include "igt_aux.h" -#include "igt_stats.h" - -#define OBJECT_SIZE (1<<23) - -static uint64_t elapsed(const struct timespec *start, - const struct timespec *end) -{ - return 1000000000ULL*(end->tv_sec - start->tv_sec) + (end->tv_nsec - start->tv_nsec); -} - -int main(int argc, char **argv) -{ - int fd = drm_open_any(); - enum map {CPU, GTT, WC} map = CPU; - enum dir {READ, WRITE, CLEAR} dir = READ; - int tiling = I915_TILING_NONE; - void *buf = malloc(OBJECT_SIZE); - uint32_t handle; - void *ptr, *src, *dst; - int reps = 13; - int c, size; - - while ((c = getopt (argc, argv, "m:d:r:t:")) != -1) { - switch (c) { - case 'm': - if (strcmp(optarg, "cpu") == 0) - map = CPU; - else if (strcmp(optarg, "gtt") == 0) - map = GTT; - else if (strcmp(optarg, "wc") == 0) - map = WC; - else - abort(); - break; - - case 'd': - if (strcmp(optarg, "read") == 0) - dir = READ; - else if (strcmp(optarg, "write") == 0) - dir = WRITE; - else if (strcmp(optarg, "clear") == 0) - dir = CLEAR; - else - abort(); - break; - - case 't': - if (strcmp(optarg, "x") == 0) - tiling = I915_TILING_X; - else if (strcmp(optarg, "y") == 0) - tiling = I915_TILING_Y; - else if (strcmp(optarg, "none") == 0) - tiling = I915_TILING_NONE; - else - abort(); - break; - - case 'r': - reps = atoi(optarg); - if (reps < 1) - reps = 1; - break; - - default: - break; - } - } - - handle = gem_create(fd, OBJECT_SIZE); - switch (map) { - case CPU: - ptr = gem_mmap__cpu(fd, handle, 0, OBJECT_SIZE, PROT_WRITE); - gem_set_domain(fd, handle, I915_GEM_DOMAIN_CPU, I915_GEM_DOMAIN_CPU); - break; - case GTT: - ptr = gem_mmap__gtt(fd, handle, OBJECT_SIZE, PROT_WRITE); - gem_set_domain(fd, handle, I915_GEM_DOMAIN_GTT, I915_GEM_DOMAIN_GTT); - break; - case WC: - ptr = gem_mmap__wc(fd, handle, 0, OBJECT_SIZE, PROT_WRITE); - gem_set_domain(fd, handle, I915_GEM_DOMAIN_GTT, I915_GEM_DOMAIN_GTT); - break; - default: - abort(); - } - - gem_set_tiling(fd, handle, tiling, 512); - - if (dir == READ) { - src = ptr; - dst = buf; - } else { - src = buf; - dst = ptr; - } - - for (size = 1; size <= OBJECT_SIZE; size <<= 1) { - igt_stats_t stats; - int n; - - igt_stats_init_with_size(&stats, reps); - - for (n = 0; n < reps; n++) { - struct timespec start, end; - - clock_gettime(CLOCK_MONOTONIC, &start); - if (dir == CLEAR) - memset(dst, 0, size); - else - memcpy(dst, src, size); - clock_gettime(CLOCK_MONOTONIC, &end); - - igt_stats_push(&stats, elapsed(&start, &end)); - } - - printf("%7.3f\n", igt_stats_get_trimean(&stats)/1000); - igt_stats_fini(&stats); - } - - return 0; -} diff --git a/benchmarks/gem_mmap_benchmark.c b/benchmarks/gem_mmap_benchmark.c new file mode 100644 index 0000000..7593e12 --- /dev/null +++ b/benchmarks/gem_mmap_benchmark.c @@ -0,0 +1,165 @@ +/* + * Copyright © 2011-2015 Intel Corporation + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS + * IN THE SOFTWARE. + * + * Authors: + * Chris Wilson + * + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "drm.h" +#include "ioctl_wrappers.h" +#include "drmtest.h" +#include "igt_aux.h" +#include "igt_stats.h" + +#define OBJECT_SIZE (1<<23) + +static uint64_t elapsed(const struct timespec *start, + const struct timespec *end) +{ + return 1000000000ULL*(end->tv_sec - start->tv_sec) + (end->tv_nsec - start->tv_nsec); +} + +int main(int argc, char **argv) +{ + int fd = drm_open_any(); + enum map {CPU, GTT, WC} map = CPU; + enum dir {READ, WRITE, CLEAR} dir = READ; + int tiling = I915_TILING_NONE; + void *buf = malloc(OBJECT_SIZE); + uint32_t handle; + void *ptr, *src, *dst; + int reps = 13; + int c, size; + + while ((c = getopt (argc, argv, "m:d:r:t:")) != -1) { + switch (c) { + case 'm': + if (strcmp(optarg, "cpu") == 0) + map = CPU; + else if (strcmp(optarg, "gtt") == 0) + map = GTT; + else if (strcmp(optarg, "wc") == 0) + map = WC; + else + abort(); + break; + + case 'd': + if (strcmp(optarg, "read") == 0) + dir = READ; + else if (strcmp(optarg, "write") == 0) + dir = WRITE; + else if (strcmp(optarg, "clear") == 0) + dir = CLEAR; + else + abort(); + break; + + case 't': + if (strcmp(optarg, "x") == 0) + tiling = I915_TILING_X; + else if (strcmp(optarg, "y") == 0) + tiling = I915_TILING_Y; + else if (strcmp(optarg, "none") == 0) + tiling = I915_TILING_NONE; + else + abort(); + break; + + case 'r': + reps = atoi(optarg); + if (reps < 1) + reps = 1; + break; + + default: + break; + } + } + + handle = gem_create(fd, OBJECT_SIZE); + switch (map) { + case CPU: + ptr = gem_mmap__cpu(fd, handle, 0, OBJECT_SIZE, PROT_WRITE); + gem_set_domain(fd, handle, I915_GEM_DOMAIN_CPU, I915_GEM_DOMAIN_CPU); + break; + case GTT: + ptr = gem_mmap__gtt(fd, handle, OBJECT_SIZE, PROT_WRITE); + gem_set_domain(fd, handle, I915_GEM_DOMAIN_GTT, I915_GEM_DOMAIN_GTT); + break; + case WC: + ptr = gem_mmap__wc(fd, handle, 0, OBJECT_SIZE, PROT_WRITE); + gem_set_domain(fd, handle, I915_GEM_DOMAIN_GTT, I915_GEM_DOMAIN_GTT); + break; + default: + abort(); + } + + gem_set_tiling(fd, handle, tiling, 512); + + if (dir == READ) { + src = ptr; + dst = buf; + } else { + src = buf; + dst = ptr; + } + + for (size = 1; size <= OBJECT_SIZE; size <<= 1) { + igt_stats_t stats; + int n; + + igt_stats_init_with_size(&stats, reps); + + for (n = 0; n < reps; n++) { + struct timespec start, end; + + clock_gettime(CLOCK_MONOTONIC, &start); + if (dir == CLEAR) + memset(dst, 0, size); + else + memcpy(dst, src, size); + clock_gettime(CLOCK_MONOTONIC, &end); + + igt_stats_push(&stats, elapsed(&start, &end)); + } + + printf("%7.3f\n", igt_stats_get_trimean(&stats)/1000); + igt_stats_fini(&stats); + } + + return 0; +}