On Tue, 22 Sep 2015 17:54:52 +0200 Tobias Jakobi <tjak...@math.uni-bielefeld.de> wrote:
> Currently only fast solid color clear performance is measured. > A large buffer is allocated and solid color clear operations > are executed on it with randomly chosen properties (position > and size of the region, clear color). Execution time is > measured and output together with the amount of pixels > processed. > > The 'simple' variant only executes one G2D command buffer at > a time, while the 'multi' variant executes multiple ones. This > can be used to measure setup/exec overhead. > > The test also serves a stability check. If clocks/voltages are > too high or low respectively, the test quickly reveals this. > > v2: Add GPLv2 header, argument handling and documentation. > Tool is only installed when requested. > > Signed-off-by: Tobias Jakobi <tjak...@math.uni-bielefeld.de> > --- > tests/exynos/Makefile.am | 19 ++- > tests/exynos/exynos_fimg2d_perf.c | 320 > ++++++++++++++++++++++++++++++++++++++ 2 files changed, 337 > insertions(+), 2 deletions(-) create mode 100644 > tests/exynos/exynos_fimg2d_perf.c > > diff --git a/tests/exynos/Makefile.am b/tests/exynos/Makefile.am > index b21d016..e82d199 100644 > --- a/tests/exynos/Makefile.am > +++ b/tests/exynos/Makefile.am > @@ -5,16 +5,31 @@ AM_CFLAGS = \ > -I $(top_srcdir)/exynos \ > -I $(top_srcdir) > > +bin_PROGRAMS = > +noinst_PROGRAMS = > + > if HAVE_LIBKMS > if HAVE_INSTALL_TESTS > -bin_PROGRAMS = \ > +bin_PROGRAMS += \ > exynos_fimg2d_test > else > -noinst_PROGRAMS = \ > +noinst_PROGRAMS += \ > exynos_fimg2d_test > endif > endif > > +if HAVE_INSTALL_TESTS > +bin_PROGRAMS += \ > + exynos_fimg2d_perf > +else > +noinst_PROGRAMS += \ > + exynos_fimg2d_perf > +endif > + > +exynos_fimg2d_perf_LDADD = \ > + $(top_builddir)/libdrm.la \ > + $(top_builddir)/exynos/libdrm_exynos.la > + > exynos_fimg2d_test_LDADD = \ > $(top_builddir)/libdrm.la \ > $(top_builddir)/libkms/libkms.la \ > diff --git a/tests/exynos/exynos_fimg2d_perf.c > b/tests/exynos/exynos_fimg2d_perf.c new file mode 100644 > index 0000000..73d28ea > --- /dev/null > +++ b/tests/exynos/exynos_fimg2d_perf.c > @@ -0,0 +1,320 @@ > +/* > + * Copyright (C) 2015 - Tobias Jakobi > + * > + * This is free software: you can redistribute it and/or modify > + * it under the terms of the GNU General Public License as published > + * by the Free Software Foundation, either version 2 of the License, > + * or (at your option) any later version. > + * > + * It is distributed in the hope that it will be useful, but > + * WITHOUT ANY WARRANTY; without even the implied warranty of > + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the > + * GNU General Public License for more details. > + * You should have received a copy of the GNU General Public License > + * along with it. If not, see <http://www.gnu.org/licenses/>. > + */ > + > +#include <stdlib.h> > +#include <stdio.h> > +#include <time.h> > +#include <getopt.h> > + > +#include <xf86drm.h> > + > +#include "exynos_drm.h" > +#include "exynos_drmif.h" > +#include "exynos_fimg2d.h" > + > +static int output_mathematica = 0; > + > +static int fimg2d_perf_simple(struct exynos_bo *bo, struct > g2d_context *ctx, > + unsigned buf_width, unsigned buf_height, > unsigned iterations) +{ > + struct timespec tspec = { 0 }; > + struct g2d_image img = { 0 }; > + > + unsigned long long g2d_time; > + unsigned i; > + int ret = 0; > + > + img.width = buf_width; > + img.height = buf_height; > + img.stride = buf_width * 4; > + img.color_mode = G2D_COLOR_FMT_ARGB8888 | G2D_ORDER_AXRGB; > + img.buf_type = G2D_IMGBUF_GEM; > + img.bo[0] = bo->handle; > + > + srand(time(NULL)); > + > + printf("starting simple G2D performance test\n"); > + printf("buffer width = %u, buffer height = %u, iterations = > %u\n", > + buf_width, buf_height, iterations); > + > + if (output_mathematica) > + putchar('{'); > + > + for (i = 0; i < iterations; ++i) { > + unsigned x, y, w, h; > + > + x = rand() % buf_width; > + y = rand() % buf_height; > + > + if (x == (buf_width - 1)) > + x -= 1; > + if (y == (buf_height - 1)) > + y -= 1; > + > + w = rand() % (buf_width - x); > + h = rand() % (buf_height - y); > + > + if (w == 0) w = 1; > + if (h == 0) h = 1; > + > + img.color = rand(); > + > + ret = g2d_solid_fill(ctx, &img, x, y, w, h); > + > + clock_gettime(CLOCK_MONOTONIC, &tspec); > + > + if (ret == 0) > + ret = g2d_exec(ctx); > + > + if (ret != 0) { > + fprintf(stderr, "error: iteration %u failed > (x = %u, y = %u, w = %u, h = %u)\n", > + i, x, y, w, h); > + break; > + } else { > + struct timespec end = { 0 }; > + clock_gettime(CLOCK_MONOTONIC, &end); > + > + g2d_time = (end.tv_sec - tspec.tv_sec) * > 1000000000ULL; > + g2d_time += (end.tv_nsec - tspec.tv_nsec); > + > + if (output_mathematica) { > + if (i != 0) putchar(','); > + printf("{%u,%llu}", w * h, g2d_time); > + } else { > + printf("num_pixels = %u, usecs = > %llu\n", w * h, g2d_time); > + } > + } > + } > + > + if (output_mathematica) > + printf("}\n"); > + > + return ret; > +} > + > +static int fimg2d_perf_multi(struct exynos_bo *bo, struct > g2d_context *ctx, > + unsigned buf_width, unsigned buf_height, > unsigned iterations, unsigned batch) +{ > + struct timespec tspec = { 0 }; > + struct g2d_image *images; > + > + unsigned long long g2d_time; > + unsigned i, j; > + int ret = 0; > + > + images = calloc(batch, sizeof(struct g2d_image)); I think that this should be freed at the end of this function. Best regards, Hyungwon Hwang > + for (i = 0; i < batch; ++i) { > + images[i].width = buf_width; > + images[i].height = buf_height; > + images[i].stride = buf_width * 4; > + images[i].color_mode = G2D_COLOR_FMT_ARGB8888 | > G2D_ORDER_AXRGB; > + images[i].buf_type = G2D_IMGBUF_GEM; > + images[i].bo[0] = bo->handle; > + } > + > + srand(time(NULL)); > + > + printf("starting multi G2D performance test (batch size = > %u)\n", batch); > + printf("buffer width = %u, buffer height = %u, iterations = > %u\n", > + buf_width, buf_height, iterations); > + > + if (output_mathematica) > + putchar('{'); > + > + for (i = 0; i < iterations; ++i) { > + unsigned num_pixels = 0; > + > + for (j = 0; j < batch; ++j) { > + unsigned x, y, w, h; > + > + x = rand() % buf_width; > + y = rand() % buf_height; > + > + if (x == (buf_width - 1)) > + x -= 1; > + if (y == (buf_height - 1)) > + y -= 1; > + > + w = rand() % (buf_width - x); > + h = rand() % (buf_height - y); > + > + if (w == 0) w = 1; > + if (h == 0) h = 1; > + > + images[j].color = rand(); > + > + num_pixels += w * h; > + > + ret = g2d_solid_fill(ctx, &images[j], x, y, > w, h); > + if (ret != 0) > + break; > + } > + > + clock_gettime(CLOCK_MONOTONIC, &tspec); > + > + if (ret == 0) > + ret = g2d_exec(ctx); > + > + if (ret != 0) { > + fprintf(stderr, "error: iteration %u failed > (num_pixels = %u)\n", i, num_pixels); > + break; > + break; > + } else { > + struct timespec end = { 0 }; > + clock_gettime(CLOCK_MONOTONIC, &end); > + > + g2d_time = (end.tv_sec - tspec.tv_sec) * > 1000000000ULL; > + g2d_time += (end.tv_nsec - tspec.tv_nsec); > + > + if (output_mathematica) { > + if (i != 0) putchar(','); > + printf("{%u,%llu}", num_pixels, > g2d_time); > + } else { > + printf("num_pixels = %u, usecs = > %llu\n", num_pixels, g2d_time); > + } > + } > + } > + > + if (output_mathematica) > + printf("}\n"); > + > + return ret; > +} > + > +static void usage(const char *name) > +{ > + fprintf(stderr, "usage: %s [-ibwh]\n\n", name); > + > + fprintf(stderr, "\t-i <number of iterations>\n"); > + fprintf(stderr, "\t-b <size of a batch> (default = 3)\n\n"); > + > + fprintf(stderr, "\t-w <buffer width> (default = 4096)\n"); > + fprintf(stderr, "\t-h <buffer height> (default = 4096)\n\n"); > + > + fprintf(stderr, "\t-M <enable Mathematica styled output>\n"); > + > + exit(0); > +} > + > +int main(int argc, char **argv) > +{ > + int fd, ret, c, parsefail; > + > + struct exynos_device *dev; > + struct g2d_context *ctx; > + struct exynos_bo *bo; > + > + unsigned int iters = 0, batch = 3; > + unsigned int bufw = 4096, bufh = 4096; > + > + ret = 0; > + parsefail = 0; > + > + while ((c = getopt(argc, argv, "i:b:w:h:M")) != -1) { > + switch (c) { > + case 'i': > + if (sscanf(optarg, "%u", &iters) != 1) > + parsefail = 1; > + break; > + case 'b': > + if (sscanf(optarg, "%u", &batch) != 1) > + parsefail = 1; > + break; > + case 'w': > + if (sscanf(optarg, "%u", &bufw) != 1) > + parsefail = 1; > + break; > + case 'h': > + if (sscanf(optarg, "%u", &bufh) != 1) > + parsefail = 1; > + break; > + case 'M': > + output_mathematica = 1; > + break; > + default: > + parsefail = 1; > + break; > + } > + } > + > + if (parsefail || (argc == 1) || (iters == 0)) > + usage(argv[0]); > + > + if (bufw < 2 || bufw > 4096 || bufh < 2 || bufh > 4096) { > + fprintf(stderr, "error: buffer width/height should > be in the range 2 to 4096.\n"); > + ret = -1; > + > + goto out; > + } > + > + if (bufw == 0 || bufh == 0) { > + fprintf(stderr, "error: buffer width/height should > be non-zero.\n"); > + ret = -1; > + > + goto out; > + } > + > + fd = drmOpen("exynos", NULL); > + if (fd < 0) { > + fprintf(stderr, "error: failed to open drm\n"); > + ret = -1; > + > + goto out; > + } > + > + dev = exynos_device_create(fd); > + if (dev == NULL) { > + fprintf(stderr, "error: failed to create device\n"); > + ret = -2; > + > + goto fail; > + } > + > + ctx = g2d_init(fd); > + if (ctx == NULL) { > + fprintf(stderr, "error: failed to init G2D\n"); > + ret = -3; > + > + goto g2d_fail; > + } > + > + bo = exynos_bo_create(dev, bufw * bufh * 4, 0); > + if (bo == NULL) { > + fprintf(stderr, "error: failed to create bo\n"); > + ret = -4; > + > + goto bo_fail; > + } > + > + ret = fimg2d_perf_simple(bo, ctx, bufw, bufh, iters); > + > + if (ret == 0) > + ret = fimg2d_perf_multi(bo, ctx, bufw, bufh, iters, > batch); + > + exynos_bo_destroy(bo); > + > +bo_fail: > + g2d_fini(ctx); > + > +g2d_fail: > + exynos_device_destroy(dev); > + > +fail: > + drmClose(fd); > + > +out: > + return ret; > +} -- To unsubscribe from this list: send the line "unsubscribe linux-samsung-soc" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
