xenocara/lib/libdrm/tests/exynos/exynos_fimg2d_perf.c

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2016-03-20 04:19:44 -06:00
/*
* 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 <errno.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));
if (images == NULL) {
fprintf(stderr, "error: failed to allocate G2D images.\n");
return -ENOMEM;
}
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;
} 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");
free(images);
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;
}