[Intel-gfx] [PATCH i-g-t v2] benchmark/: fix gem_exec_nop complie error on android

Thomas Wood thomas.wood at intel.com
Fri Jul 24 08:33:14 PDT 2015


On 24 July 2015 at 14:35, Derek Morton <derek.j.morton at intel.com> wrote:
> 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.

Would using LOCAL_MODULE_FILENAME help here, allowing an alternative
output name for Android?
https://developer.android.com/ndk/guides/android_mk.html#mdv


>
> 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 <derek.j.morton at intel.com>
> ---
>  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 <chris at chris-wilson.co.uk>
> - *
> - */
> -
> -#include <unistd.h>
> -#include <stdlib.h>
> -#include <stdint.h>
> -#include <stdio.h>
> -#include <string.h>
> -#include <fcntl.h>
> -#include <inttypes.h>
> -#include <errno.h>
> -#include <sys/stat.h>
> -#include <sys/ioctl.h>
> -#include <sys/time.h>
> -#include <time.h>
> -
> -#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 <chris at chris-wilson.co.uk>
> + *
> + */
> +
> +#include <unistd.h>
> +#include <stdlib.h>
> +#include <stdint.h>
> +#include <stdio.h>
> +#include <string.h>
> +#include <fcntl.h>
> +#include <inttypes.h>
> +#include <errno.h>
> +#include <sys/stat.h>
> +#include <sys/ioctl.h>
> +#include <sys/time.h>
> +#include <time.h>
> +
> +#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 <chris at chris-wilson.co.uk>
> - *
> - */
> -
> -#include <unistd.h>
> -#include <stdlib.h>
> -#include <stdint.h>
> -#include <stdio.h>
> -#include <string.h>
> -#include <fcntl.h>
> -#include <inttypes.h>
> -#include <errno.h>
> -#include <sys/stat.h>
> -#include <sys/ioctl.h>
> -#include <sys/time.h>
> -#include <time.h>
> -
> -#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 <chris at chris-wilson.co.uk>
> + *
> + */
> +
> +#include <unistd.h>
> +#include <stdlib.h>
> +#include <stdint.h>
> +#include <stdio.h>
> +#include <string.h>
> +#include <fcntl.h>
> +#include <inttypes.h>
> +#include <errno.h>
> +#include <sys/stat.h>
> +#include <sys/ioctl.h>
> +#include <sys/time.h>
> +#include <time.h>
> +
> +#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;
> +}
> --
> 1.9.1
>


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