tests: Add gem_gpgpu_fill

This is simply a copy of gem_media_fill but using new
GPGPU fill operation.

v2: Use general fill func pointer.

Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>

tests/Makefile.sources

@@ -112,6 +112,7 @@ TESTS_progs = \
 	gem_lut_handle \
 	gem_mmap_offset_exhaustion \
 	gem_media_fill \
+	gem_gpgpu_fill \
 	gem_pin \
 	gem_reg_read \
 	gem_render_copy \

tests/gem_gpgpu_fill.c

@@ -0,0 +1,141 @@
+/*
+ * 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 <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 "ioctl_wrappers.h"
+#include "drmtest.h"
+#include "intel_bufmgr.h"
+#include "intel_batchbuffer.h"
+#include "intel_io.h"
+#include "intel_chipset.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));
+
+	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_any_render();
+	data.devid = intel_get_drm_devid(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);
+		}
+	}
+}