2 * Copyright © 2012,2013 Intel Corporation
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
24 * Chris Wilson <chris@chris-wilson.co.uk>
28 /* Exercises the basic execbuffer using theh andle LUT interface */
42 #define BATCH_SIZE (1024*1024)
44 #define LOCAL_I915_EXEC_HANDLE_LUT (1<<12)
50 static int exec(int fd, uint32_t handle, unsigned int flags)
52 struct drm_i915_gem_execbuffer2 execbuf;
53 struct drm_i915_gem_exec_object2 gem_exec[1];
54 struct drm_i915_gem_relocation_entry gem_reloc[1];
56 gem_reloc[0].offset = 1024;
57 gem_reloc[0].delta = 0;
58 gem_reloc[0].target_handle =
59 !!(flags & USE_LUT) ^ !!(flags & BROKEN) ? 0 : handle;
60 gem_reloc[0].read_domains = I915_GEM_DOMAIN_RENDER;
61 gem_reloc[0].write_domain = 0;
62 gem_reloc[0].presumed_offset = 0;
64 gem_exec[0].handle = handle;
65 gem_exec[0].relocation_count = 1;
66 gem_exec[0].relocs_ptr = (uintptr_t) gem_reloc;
67 gem_exec[0].alignment = 0;
68 gem_exec[0].offset = 0;
69 gem_exec[0].flags = 0;
70 gem_exec[0].rsvd1 = 0;
71 gem_exec[0].rsvd2 = 0;
73 execbuf.buffers_ptr = (uintptr_t)gem_exec;
74 execbuf.buffer_count = 1;
75 execbuf.batch_start_offset = 0;
76 execbuf.batch_len = 8;
77 execbuf.cliprects_ptr = 0;
78 execbuf.num_cliprects = 0;
81 execbuf.flags = flags & USE_LUT ? LOCAL_I915_EXEC_HANDLE_LUT : 0;
82 i915_execbuffer2_set_context_id(execbuf, 0);
86 DRM_IOCTL_I915_GEM_EXECBUFFER2,
90 static int many_exec(int fd, uint32_t batch, int num_exec, int num_reloc, unsigned flags)
92 struct drm_i915_gem_execbuffer2 execbuf;
93 struct drm_i915_gem_exec_object2 *gem_exec;
94 struct drm_i915_gem_relocation_entry *gem_reloc;
95 unsigned max_handle = batch;
98 gem_exec = calloc(num_exec+1, sizeof(*gem_exec));
99 gem_reloc = calloc(num_reloc, sizeof(*gem_reloc));
100 igt_assert(gem_exec && gem_reloc);
102 for (n = 0; n < num_exec; n++) {
103 gem_exec[n].handle = gem_create(fd, 4096);
104 if (gem_exec[n].handle > max_handle)
105 max_handle = gem_exec[n].handle;
106 gem_exec[n].relocation_count = 0;
107 gem_exec[n].relocs_ptr = 0;
108 gem_exec[n].alignment = 0;
109 gem_exec[n].offset = 0;
110 gem_exec[n].flags = 0;
111 gem_exec[n].rsvd1 = 0;
112 gem_exec[n].rsvd2 = 0;
115 gem_exec[n].handle = batch;
116 gem_exec[n].relocation_count = num_reloc;
117 gem_exec[n].relocs_ptr = (uintptr_t) gem_reloc;
120 max_handle = num_exec + 1;
123 for (n = 0; n < num_reloc; n++) {
126 if (flags & BROKEN) {
127 target = -(rand() % 4096) - 1;
129 target = rand() % (num_exec + 1);
130 if ((flags & USE_LUT) == 0)
131 target = gem_exec[target].handle;
134 gem_reloc[n].offset = 1024;
135 gem_reloc[n].delta = 0;
136 gem_reloc[n].target_handle = target;
137 gem_reloc[n].read_domains = I915_GEM_DOMAIN_RENDER;
138 gem_reloc[n].write_domain = 0;
139 gem_reloc[n].presumed_offset = 0;
142 execbuf.buffers_ptr = (uintptr_t)gem_exec;
143 execbuf.buffer_count = num_exec + 1;
144 execbuf.batch_start_offset = 0;
145 execbuf.batch_len = 8;
146 execbuf.cliprects_ptr = 0;
147 execbuf.num_cliprects = 0;
150 execbuf.flags = flags & USE_LUT ? LOCAL_I915_EXEC_HANDLE_LUT : 0;
151 i915_execbuffer2_set_context_id(execbuf, 0);
155 DRM_IOCTL_I915_GEM_EXECBUFFER2,
158 for (n = 0; n < num_exec; n++)
159 gem_close(fd, gem_exec[n].handle);
167 #define _fail(x) ((x) == -1 && errno == ENOENT)
168 #define ASSERT(x) do { \
170 fprintf(stderr, "%s:%d failed, errno=%d\n", \
171 __FUNCTION__, __LINE__, errno); \
175 #define fail(x) ASSERT(_fail(x))
176 #define pass(x) ASSERT(!_fail(x))
180 uint32_t batch[2] = {MI_BATCH_BUFFER_END};
186 handle = gem_create(fd, 4096);
187 gem_write(fd, handle, 0, batch, sizeof(batch));
189 do_or_die(exec(fd, handle, NORMAL));
190 fail(exec(fd, handle, BROKEN));
192 igt_skip_on(exec(fd, handle, USE_LUT));
194 do_or_die(exec(fd, handle, USE_LUT));
195 fail(exec(fd, handle, USE_LUT | BROKEN));
197 for (i = 2; i <= SLOW_QUICK(65536, 8); i *= 2) {
198 if (many_exec(fd, handle, i+1, i+1, NORMAL) == -1 &&
202 pass(many_exec(fd, handle, i-1, i-1, NORMAL));
203 pass(many_exec(fd, handle, i-1, i, NORMAL));
204 pass(many_exec(fd, handle, i-1, i+1, NORMAL));
205 pass(many_exec(fd, handle, i, i-1, NORMAL));
206 pass(many_exec(fd, handle, i, i, NORMAL));
207 pass(many_exec(fd, handle, i, i+1, NORMAL));
208 pass(many_exec(fd, handle, i+1, i-1, NORMAL));
209 pass(many_exec(fd, handle, i+1, i, NORMAL));
210 pass(many_exec(fd, handle, i+1, i+1, NORMAL));
212 fail(many_exec(fd, handle, i-1, i-1, NORMAL | BROKEN));
213 fail(many_exec(fd, handle, i-1, i, NORMAL | BROKEN));
214 fail(many_exec(fd, handle, i-1, i+1, NORMAL | BROKEN));
215 fail(many_exec(fd, handle, i, i-1, NORMAL | BROKEN));
216 fail(many_exec(fd, handle, i, i, NORMAL | BROKEN));
217 fail(many_exec(fd, handle, i, i+1, NORMAL | BROKEN));
218 fail(many_exec(fd, handle, i+1, i-1, NORMAL | BROKEN));
219 fail(many_exec(fd, handle, i+1, i, NORMAL | BROKEN));
220 fail(many_exec(fd, handle, i+1, i+1, NORMAL | BROKEN));
222 pass(many_exec(fd, handle, i-1, i-1, USE_LUT));
223 pass(many_exec(fd, handle, i-1, i, USE_LUT));
224 pass(many_exec(fd, handle, i-1, i+1, USE_LUT));
225 pass(many_exec(fd, handle, i, i-1, USE_LUT));
226 pass(many_exec(fd, handle, i, i, USE_LUT));
227 pass(many_exec(fd, handle, i, i+1, USE_LUT));
228 pass(many_exec(fd, handle, i+1, i-1, USE_LUT));
229 pass(many_exec(fd, handle, i+1, i, USE_LUT));
230 pass(many_exec(fd, handle, i+1, i+1, USE_LUT));
232 fail(many_exec(fd, handle, i-1, i-1, USE_LUT | BROKEN));
233 fail(many_exec(fd, handle, i-1, i, USE_LUT | BROKEN));
234 fail(many_exec(fd, handle, i-1, i+1, USE_LUT | BROKEN));
235 fail(many_exec(fd, handle, i, i-1, USE_LUT | BROKEN));
236 fail(many_exec(fd, handle, i, i, USE_LUT | BROKEN));
237 fail(many_exec(fd, handle, i, i+1, USE_LUT | BROKEN));
238 fail(many_exec(fd, handle, i+1, i-1, USE_LUT | BROKEN));
239 fail(many_exec(fd, handle, i+1, i, USE_LUT | BROKEN));
240 fail(many_exec(fd, handle, i+1, i+1, USE_LUT | BROKEN));