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  60  * this map is no longer valid.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(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    return -1;
  72 }
  73
  74 int
  75 anv_gem_busy(struct anv_device *device, uint32_t gem_handle)
  76 {
  77    return 0;
  78 }
  79
  80 int
  81 anv_gem_wait(struct anv_device *device, uint32_t gem_handle, int64_t *timeout_ns)
  82 {
  83    return 0;
  84 }
  85
  86 int
  87 anv_gem_execbuffer(struct anv_device *device,
  88                    struct drm_i915_gem_execbuffer2 *execbuf)
  89 {
  90    return 0;
  91 }
  92
  93 int
  94 anv_gem_set_tiling(struct anv_device *device,
  95                    uint32_t gem_handle, uint32_t stride, uint32_t tiling)
  96 {
  97    return 0;
  98 }
  99
 100 int
 101 anv_gem_set_caching(struct anv_device *device, uint32_t gem_handle,
 102                     uint32_t caching)
 103 {
 104    return 0;
 105 }
 106
 107 int
 108 anv_gem_set_domain(struct anv_device *device, uint32_t gem_handle,
 109                    uint32_t read_domains, uint32_t write_domain)
 110 {
 111    return 0;
 112 }
 113
 114 int
 115 anv_gem_get_param(int fd, uint32_t param)
 116 {
 117    unreachable("Unused");
 118 }
 119
 120 bool
 121 anv_gem_get_bit6_swizzle(int fd, uint32_t tiling)
 122 {
 123    unreachable("Unused");
 124 }
 125
 126 int
 127 anv_gem_create_context(struct anv_device *device)
 128 {
 129    unreachable("Unused");
 130 }
 131
 132 int
 133 anv_gem_destroy_context(struct anv_device *device, int context)
 134 {
 135    unreachable("Unused");
 136 }
 137
 138 int
 139 anv_gem_set_context_param(int fd, int context, uint32_t param, uint64_t value)
 140 {
 141    unreachable("Unused");
 142 }
 143
 144 int
 145 anv_gem_get_context_param(int fd, int context, uint32_t param, uint64_t *value)
 146 {
 147    unreachable("Unused");
 148 }
 149
 150 bool
 151 anv_gem_has_context_priority(int fd)
 152 {
 153    unreachable("Unused");
 154 }
 155
 156 int
 157 anv_gem_get_aperture(int fd, uint64_t *size)
 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(struct anv_device *device,
 246                  uint32_t offset, uint64_t *result)
 247 {
 248    unreachable("Unused");
 249 }