summaryrefslogtreecommitdiff
path: root/tests/gem_render_copy_redux.c
blob: 6fc82df9a8588e3289356e946bef719fdf0be1ac (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
/*
 * Copyright © 2013-2014 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>
 */

/*
 * This file is an "advanced" test for the render_copy() function, a very simple
 * workload for the 3D engine. The basic test in gem_render_copy.c is intentionally
 * kept extremely simple to allow for aub instrumentation and to ease debugging of
 * the render copy functions themselves. This test on the overhand aims to stress
 * the execbuffer interface with a simple render workload.
 */

#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"
#include "igt_aux.h"

#define WIDTH 512
#define STRIDE (WIDTH*4)
#define HEIGHT 512
#define SIZE (HEIGHT*STRIDE)

#define SRC_COLOR	0xffff00ff
#define DST_COLOR	0xfff0ff00

typedef struct {
	int fd;
	uint32_t devid;
	drm_intel_bufmgr *bufmgr;
	struct intel_batchbuffer *batch;
	igt_render_copyfunc_t render_copy;
	uint32_t linear[WIDTH * HEIGHT];
} data_t;

static void data_init(data_t *data)
{
	data->fd = drm_open_any();
	data->devid = intel_get_drm_devid(data->fd);

	data->bufmgr = drm_intel_bufmgr_gem_init(data->fd, 4096);
	igt_assert(data->bufmgr);

	data->render_copy = igt_get_render_copyfunc(data->devid);
	igt_require_f(data->render_copy,
		      "no render-copy function\n");

	data->batch = intel_batchbuffer_alloc(data->bufmgr, data->devid);
	igt_assert(data->batch);
}

static void data_fini(data_t *data)
{
	 intel_batchbuffer_free(data->batch);
	 drm_intel_bufmgr_destroy(data->bufmgr);
	 close(data->fd);
}

static void scratch_buf_init(data_t *data, struct igt_buf *buf,
			     int width, int height, int stride, uint32_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->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_fini(data_t *data, struct igt_buf *buf)
{
	dri_bo_unreference(buf->bo);
	memset(buf, 0, sizeof(*buf));
}

static void
scratch_buf_check(data_t *data, struct igt_buf *buf, int x, int y,
		  uint32_t color)
{
	uint32_t val;

	gem_read(data->fd, buf->bo->handle, 0,
		 data->linear, sizeof(data->linear));
	val = data->linear[y * WIDTH + x];
	igt_assert_f(val == color,
		     "Expected 0x%08x, found 0x%08x at (%d,%d)\n",
		     color, val, x, y);
}

static void copy(data_t *data)
{
	struct igt_buf src, dst;

	scratch_buf_init(data, &src, WIDTH, HEIGHT, STRIDE, SRC_COLOR);
	scratch_buf_init(data, &dst, WIDTH, HEIGHT, STRIDE, DST_COLOR);

	scratch_buf_check(data, &src, WIDTH / 2, HEIGHT / 2, SRC_COLOR);
	scratch_buf_check(data, &dst, WIDTH / 2, HEIGHT / 2, DST_COLOR);

	data->render_copy(data->batch, NULL,
			  &src, 0, 0, WIDTH, HEIGHT,
			  &dst, WIDTH / 2, HEIGHT / 2);

	scratch_buf_check(data, &dst, 10, 10, DST_COLOR);
	scratch_buf_check(data, &dst, WIDTH - 10, HEIGHT - 10, SRC_COLOR);

	scratch_buf_fini(data, &src);
	scratch_buf_fini(data, &dst);
}

static void copy_flink(data_t *data)
{
	data_t local;
	struct igt_buf src, dst;
	struct igt_buf local_src, local_dst;
	struct igt_buf flink;
	uint32_t name;

	data_init(&local);

	scratch_buf_init(data, &src, WIDTH, HEIGHT, STRIDE, 0);
	scratch_buf_init(data, &dst, WIDTH, HEIGHT, STRIDE, DST_COLOR);

	data->render_copy(data->batch, NULL,
			  &src, 0, 0, WIDTH, HEIGHT,
			  &dst, WIDTH, HEIGHT);

	scratch_buf_init(&local, &local_src, WIDTH, HEIGHT, STRIDE, 0);
	scratch_buf_init(&local, &local_dst, WIDTH, HEIGHT, STRIDE, SRC_COLOR);

	local.render_copy(local.batch, NULL,
			  &local_src, 0, 0, WIDTH, HEIGHT,
			  &local_dst, WIDTH, HEIGHT);


	drm_intel_bo_flink(local_dst.bo, &name);
	flink = local_dst;
	flink.bo = drm_intel_bo_gem_create_from_name(data->bufmgr, "flink", name);

	data->render_copy(data->batch, NULL,
			  &flink, 0, 0, WIDTH, HEIGHT,
			  &dst, WIDTH / 2, HEIGHT / 2);

	scratch_buf_check(data, &dst, 10, 10, DST_COLOR);
	scratch_buf_check(data, &dst, WIDTH - 10, HEIGHT - 10, SRC_COLOR);

	scratch_buf_check(data, &dst, 10, 10, DST_COLOR);
	scratch_buf_check(data, &dst, WIDTH - 10, HEIGHT - 10, SRC_COLOR);

	scratch_buf_fini(data, &src);
	scratch_buf_fini(data, &flink);
	scratch_buf_fini(data, &dst);

	scratch_buf_fini(&local, &local_src);
	scratch_buf_fini(&local, &local_dst);

	data_fini(&local);
}

int main(int argc, char **argv)
{
	data_t data = {0, };

	igt_subtest_init(argc, argv);

	igt_fixture {
		data_init(&data);
	}

	igt_subtest("normal") {
		int loop = 100;
		while (loop--)
			copy(&data);
	}

	igt_subtest("interruptible") {
		int loop = 100;
		igt_fork_signal_helper();
		while (loop--)
			copy(&data);
		igt_stop_signal_helper();
	}

	igt_subtest("flink") {
		int loop = 100;
		while (loop--)
			copy_flink(&data);
	}

	igt_subtest("flink-interruptible") {
		int loop = 100;
		igt_fork_signal_helper();
		while (loop--)
			copy_flink(&data);
		igt_stop_signal_helper();
	}

	igt_exit();
}