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/*
* Copyright © 2013 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:
* Damien Lespiau <damien.lespiau@intel.com>
* Xiang, Haihao <haihao.xiang@intel.com>
*/
/*
* This file is a basic test for the gpgpu_fill() function, a very simple
* workload for the GPGPU pipeline.
*/
#include "igt.h"
#include <stdbool.h>
#include <unistd.h>
#include <stdlib.h>
#include <sys/ioctl.h>
#include <stdio.h>
#include <string.h>
#include <fcntl.h>
#include <inttypes.h>
#include <errno.h>
#include <sys/stat.h>
#include <sys/time.h>
#include "drm.h"
#include "intel_bufmgr.h"
#define WIDTH 64
#define HEIGHT 64
#define STRIDE (WIDTH)
#define SIZE (HEIGHT*STRIDE)
#define COLOR_C4 0xc4
#define COLOR_4C 0x4c
typedef struct {
int drm_fd;
uint32_t devid;
drm_intel_bufmgr *bufmgr;
uint8_t linear[WIDTH * HEIGHT];
} data_t;
static void scratch_buf_init(data_t *data, struct igt_buf *buf,
int width, int height, int stride, uint8_t color)
{
drm_intel_bo *bo;
int i;
bo = drm_intel_bo_alloc(data->bufmgr, "", SIZE, 4096);
for (i = 0; i < width * height; i++)
data->linear[i] = color;
gem_write(data->drm_fd, bo->handle, 0, data->linear,
sizeof(data->linear));
memset(buf, 0, sizeof(*buf));
buf->bo = bo;
buf->stride = stride;
buf->tiling = I915_TILING_NONE;
buf->size = SIZE;
}
static void
scratch_buf_check(data_t *data, struct igt_buf *buf, int x, int y,
uint8_t color)
{
uint8_t val;
gem_read(data->drm_fd, buf->bo->handle, 0,
data->linear, sizeof(data->linear));
val = data->linear[y * WIDTH + x];
igt_assert_f(val == color,
"Expected 0x%02x, found 0x%02x at (%d,%d)\n",
color, val, x, y);
}
igt_simple_main
{
data_t data = {0, };
struct intel_batchbuffer *batch = NULL;
struct igt_buf dst;
igt_fillfunc_t gpgpu_fill = NULL;
int i, j;
data.drm_fd = drm_open_driver_render(DRIVER_INTEL);
data.devid = intel_get_drm_devid(data.drm_fd);
igt_require_gem(data.drm_fd);
data.bufmgr = drm_intel_bufmgr_gem_init(data.drm_fd, 4096);
igt_assert(data.bufmgr);
gpgpu_fill = igt_get_gpgpu_fillfunc(data.devid);
igt_require_f(gpgpu_fill,
"no gpgpu-fill function\n");
batch = intel_batchbuffer_alloc(data.bufmgr, data.devid);
igt_assert(batch);
scratch_buf_init(&data, &dst, WIDTH, HEIGHT, STRIDE, COLOR_C4);
for (i = 0; i < WIDTH; i++) {
for (j = 0; j < HEIGHT; j++) {
scratch_buf_check(&data, &dst, i, j, COLOR_C4);
}
}
gpgpu_fill(batch,
&dst, 0, 0, WIDTH / 2, HEIGHT / 2,
COLOR_4C);
for (i = 0; i < WIDTH; i++) {
for (j = 0; j < HEIGHT; j++) {
if (i < WIDTH / 2 && j < HEIGHT / 2)
scratch_buf_check(&data, &dst, i, j, COLOR_4C);
else
scratch_buf_check(&data, &dst, i, j, COLOR_C4);
}
}
}
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