d232ff4e905f20cf8c881c2fb1da90784356c0b3
[mesa.git] / src / intel / vulkan / anv_gem_stubs.c
1 /*
2 * Copyright © 2015 Intel Corporation
3 *
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:
10 *
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
13 * Software.
14 *
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
21 * IN THE SOFTWARE.
22 */
23
24 #include <sys/mman.h>
25 #include <sys/syscall.h>
26
27 #include "util/anon_file.h"
28 #include "anv_private.h"
29
30 uint32_t
31 anv_gem_create(struct anv_device *device, uint64_t size)
32 {
33 int fd = os_create_anonymous_file(size, "fake bo");
34 if (fd == -1)
35 return 0;
36
37 assert(fd != 0);
38
39 return fd;
40 }
41
42 void
43 anv_gem_close(struct anv_device *device, uint32_t gem_handle)
44 {
45 close(gem_handle);
46 }
47
48 void*
49 anv_gem_mmap(struct anv_device *device, uint32_t gem_handle,
50 uint64_t offset, uint64_t size, uint32_t flags)
51 {
52 /* Ignore flags, as they're specific to I915_GEM_MMAP. */
53 (void) flags;
54
55 return mmap(NULL, size, PROT_READ | PROT_WRITE, MAP_SHARED,
56 gem_handle, offset);
57 }
58
59 /* This is just a wrapper around munmap, but it also notifies valgrind that
60 * this map is no longer valid. Pair this with anv_gem_mmap().
61 */
62 void
63 anv_gem_munmap(struct anv_device *device, void *p, uint64_t size)
64 {
65 munmap(p, size);
66 }
67
68 uint32_t
69 anv_gem_userptr(struct anv_device *device, void *mem, size_t size)
70 {
71 int fd = os_create_anonymous_file(size, "fake bo");
72 if (fd == -1)
73 return 0;
74
75 assert(fd != 0);
76
77 return fd;
78 }
79
80 int
81 anv_gem_busy(struct anv_device *device, uint32_t gem_handle)
82 {
83 return 0;
84 }
85
86 int
87 anv_gem_wait(struct anv_device *device, uint32_t gem_handle, int64_t *timeout_ns)
88 {
89 return 0;
90 }
91
92 int
93 anv_gem_execbuffer(struct anv_device *device,
94 struct drm_i915_gem_execbuffer2 *execbuf)
95 {
96 return 0;
97 }
98
99 int
100 anv_gem_set_tiling(struct anv_device *device,
101 uint32_t gem_handle, uint32_t stride, uint32_t tiling)
102 {
103 return 0;
104 }
105
106 int
107 anv_gem_set_caching(struct anv_device *device, uint32_t gem_handle,
108 uint32_t caching)
109 {
110 return 0;
111 }
112
113 int
114 anv_gem_set_domain(struct anv_device *device, uint32_t gem_handle,
115 uint32_t read_domains, uint32_t write_domain)
116 {
117 return 0;
118 }
119
120 int
121 anv_gem_get_param(int fd, uint32_t param)
122 {
123 unreachable("Unused");
124 }
125
126 bool
127 anv_gem_get_bit6_swizzle(int fd, uint32_t tiling)
128 {
129 unreachable("Unused");
130 }
131
132 int
133 anv_gem_create_context(struct anv_device *device)
134 {
135 unreachable("Unused");
136 }
137
138 int
139 anv_gem_destroy_context(struct anv_device *device, int context)
140 {
141 unreachable("Unused");
142 }
143
144 int
145 anv_gem_set_context_param(int fd, int context, uint32_t param, uint64_t value)
146 {
147 unreachable("Unused");
148 }
149
150 int
151 anv_gem_get_context_param(int fd, int context, uint32_t param, uint64_t *value)
152 {
153 unreachable("Unused");
154 }
155
156 bool
157 anv_gem_has_context_priority(int fd)
158 {
159 unreachable("Unused");
160 }
161
162 int
163 anv_gem_gpu_get_reset_stats(struct anv_device *device,
164 uint32_t *active, uint32_t *pending)
165 {
166 unreachable("Unused");
167 }
168
169 int
170 anv_gem_handle_to_fd(struct anv_device *device, uint32_t gem_handle)
171 {
172 unreachable("Unused");
173 }
174
175 uint32_t
176 anv_gem_fd_to_handle(struct anv_device *device, int fd)
177 {
178 unreachable("Unused");
179 }
180
181 int
182 anv_gem_sync_file_merge(struct anv_device *device, int fd1, int fd2)
183 {
184 unreachable("Unused");
185 }
186
187 int
188 anv_gem_syncobj_export_sync_file(struct anv_device *device, uint32_t handle)
189 {
190 unreachable("Unused");
191 }
192
193 int
194 anv_gem_syncobj_import_sync_file(struct anv_device *device,
195 uint32_t handle, int fd)
196 {
197 unreachable("Unused");
198 }
199
200 uint32_t
201 anv_gem_syncobj_create(struct anv_device *device, uint32_t flags)
202 {
203 unreachable("Unused");
204 }
205
206 void
207 anv_gem_syncobj_destroy(struct anv_device *device, uint32_t handle)
208 {
209 unreachable("Unused");
210 }
211
212 int
213 anv_gem_syncobj_handle_to_fd(struct anv_device *device, uint32_t handle)
214 {
215 unreachable("Unused");
216 }
217
218 uint32_t
219 anv_gem_syncobj_fd_to_handle(struct anv_device *device, int fd)
220 {
221 unreachable("Unused");
222 }
223
224 void
225 anv_gem_syncobj_reset(struct anv_device *device, uint32_t handle)
226 {
227 unreachable("Unused");
228 }
229
230 bool
231 anv_gem_supports_syncobj_wait(int fd)
232 {
233 return false;
234 }
235
236 int
237 anv_gem_syncobj_wait(struct anv_device *device,
238 uint32_t *handles, uint32_t num_handles,
239 int64_t abs_timeout_ns, bool wait_all)
240 {
241 unreachable("Unused");
242 }
243
244 int
245 anv_gem_reg_read(int fd, uint32_t offset, uint64_t *result)
246 {
247 unreachable("Unused");
248 }