src/gallium/auxiliary/driver_rbug/rbug_screen.c

   1 /**************************************************************************
   2  *
   3  * Copyright 2010 VMware, Inc.
   4  * All Rights Reserved.
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a
   7  * copy of this software and associated documentation files (the
   8  * "Software"), to deal in the Software without restriction, including
   9  * without limitation the rights to use, copy, modify, merge, publish,
  10  * distribute, sub license, and/or sell copies of the Software, and to
  11  * permit persons to whom the Software is furnished to do so, subject to
  12  * the following conditions:
  13  *
  14  * The above copyright notice and this permission notice (including the
  15  * next paragraph) shall be included in all copies or substantial portions
  16  * of the Software.
  17  *
  18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  19  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  20  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  21  * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
  22  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  23  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  24  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  25  *
  26  **************************************************************************/
  27
  28
  29 #include "pipe/p_screen.h"
  30 #include "pipe/p_state.h"
  31 #include "util/u_memory.h"
  32 #include "util/u_debug.h"
  33 #include "util/simple_list.h"
  34
  35 #include "rbug_public.h"
  36 #include "rbug_screen.h"
  37 #include "rbug_context.h"
  38 #include "rbug_objects.h"
  39
  40 DEBUG_GET_ONCE_BOOL_OPTION(rbug, "GALLIUM_RBUG", FALSE)
  41
  42 static void
  43 rbug_screen_destroy(struct pipe_screen *_screen)
  44 {
  45    struct rbug_screen *rb_screen = rbug_screen(_screen);
  46    struct pipe_screen *screen = rb_screen->screen;
  47
  48    screen->destroy(screen);
  49
  50    FREE(rb_screen);
  51 }
  52
  53 static const char *
  54 rbug_screen_get_name(struct pipe_screen *_screen)
  55 {
  56    struct rbug_screen *rb_screen = rbug_screen(_screen);
  57    struct pipe_screen *screen = rb_screen->screen;
  58
  59    return screen->get_name(screen);
  60 }
  61
  62 static const char *
  63 rbug_screen_get_vendor(struct pipe_screen *_screen)
  64 {
  65    struct rbug_screen *rb_screen = rbug_screen(_screen);
  66    struct pipe_screen *screen = rb_screen->screen;
  67
  68    return screen->get_vendor(screen);
  69 }
  70
  71 static const char *
  72 rbug_screen_get_device_vendor(struct pipe_screen *_screen)
  73 {
  74    struct rbug_screen *rb_screen = rbug_screen(_screen);
  75    struct pipe_screen *screen = rb_screen->screen;
  76
  77    return screen->get_device_vendor(screen);
  78 }
  79
  80 static struct disk_cache *
  81 rbug_screen_get_disk_shader_cache(struct pipe_screen *_screen)
  82 {
  83    struct pipe_screen *screen = rbug_screen(_screen)->screen;
  84
  85    return screen->get_disk_shader_cache(screen);
  86 }
  87
  88 static int
  89 rbug_screen_get_param(struct pipe_screen *_screen,
  90                       enum pipe_cap param)
  91 {
  92    struct rbug_screen *rb_screen = rbug_screen(_screen);
  93    struct pipe_screen *screen = rb_screen->screen;
  94
  95    return screen->get_param(screen,
  96                             param);
  97 }
  98
  99 static int
 100 rbug_screen_get_shader_param(struct pipe_screen *_screen,
 101                              enum pipe_shader_type shader,
 102                              enum pipe_shader_cap param)
 103 {
 104    struct rbug_screen *rb_screen = rbug_screen(_screen);
 105    struct pipe_screen *screen = rb_screen->screen;
 106
 107    return screen->get_shader_param(screen, shader,
 108                             param);
 109 }
 110
 111 static float
 112 rbug_screen_get_paramf(struct pipe_screen *_screen,
 113                        enum pipe_capf param)
 114 {
 115    struct rbug_screen *rb_screen = rbug_screen(_screen);
 116    struct pipe_screen *screen = rb_screen->screen;
 117
 118    return screen->get_paramf(screen,
 119                              param);
 120 }
 121
 122 static boolean
 123 rbug_screen_is_format_supported(struct pipe_screen *_screen,
 124                                 enum pipe_format format,
 125                                 enum pipe_texture_target target,
 126                                 unsigned sample_count,
 127                                 unsigned tex_usage)
 128 {
 129    struct rbug_screen *rb_screen = rbug_screen(_screen);
 130    struct pipe_screen *screen = rb_screen->screen;
 131
 132    return screen->is_format_supported(screen,
 133                                       format,
 134                                       target,
 135                                       sample_count,
 136                                       tex_usage);
 137 }
 138
 139 static struct pipe_context *
 140 rbug_screen_context_create(struct pipe_screen *_screen,
 141                            void *priv, unsigned flags)
 142 {
 143    struct rbug_screen *rb_screen = rbug_screen(_screen);
 144    struct pipe_screen *screen = rb_screen->screen;
 145    struct pipe_context *result;
 146
 147    result = screen->context_create(screen, priv, flags);
 148    if (result)
 149       return rbug_context_create(_screen, result);
 150    return NULL;
 151 }
 152
 153 static struct pipe_resource *
 154 rbug_screen_resource_create(struct pipe_screen *_screen,
 155                             const struct pipe_resource *templat)
 156 {
 157    struct rbug_screen *rb_screen = rbug_screen(_screen);
 158    struct pipe_screen *screen = rb_screen->screen;
 159    struct pipe_resource *result;
 160
 161    result = screen->resource_create(screen,
 162                                     templat);
 163
 164    if (result)
 165       return rbug_resource_create(rb_screen, result);
 166    return NULL;
 167 }
 168
 169 static struct pipe_resource *
 170 rbug_screen_resource_from_handle(struct pipe_screen *_screen,
 171                                  const struct pipe_resource *templ,
 172                                  struct winsys_handle *handle,
 173                                  unsigned usage)
 174 {
 175    struct rbug_screen *rb_screen = rbug_screen(_screen);
 176    struct pipe_screen *screen = rb_screen->screen;
 177    struct pipe_resource *result;
 178
 179    result = screen->resource_from_handle(screen, templ, handle, usage);
 180
 181    result = rbug_resource_create(rbug_screen(_screen), result);
 182
 183    return result;
 184 }
 185
 186 static bool
 187 rbug_screen_check_resource_capability(struct pipe_screen *_screen,
 188                                       struct pipe_resource *_resource,
 189                                       unsigned bind)
 190 {
 191    struct rbug_screen *rb_screen = rbug_screen(_screen);
 192    struct rbug_resource *rb_resource = rbug_resource(_resource);
 193    struct pipe_screen *screen = rb_screen->screen;
 194    struct pipe_resource *resource = rb_resource->resource;
 195
 196    return screen->check_resource_capability(screen, resource, bind);
 197 }
 198
 199 static boolean
 200 rbug_screen_resource_get_handle(struct pipe_screen *_screen,
 201                                 struct pipe_context *_pipe,
 202                                 struct pipe_resource *_resource,
 203                                 struct winsys_handle *handle,
 204                                 unsigned usage)
 205 {
 206    struct rbug_screen *rb_screen = rbug_screen(_screen);
 207    struct rbug_context *rb_pipe = rbug_context(_pipe);
 208    struct rbug_resource *rb_resource = rbug_resource(_resource);
 209    struct pipe_screen *screen = rb_screen->screen;
 210    struct pipe_resource *resource = rb_resource->resource;
 211
 212    return screen->resource_get_handle(screen, rb_pipe ? rb_pipe->pipe : NULL,
 213                                       resource, handle, usage);
 214 }
 215
 216 static void
 217 rbug_screen_resource_changed(struct pipe_screen *_screen,
 218                              struct pipe_resource *_resource)
 219 {
 220    struct rbug_screen *rb_screen = rbug_screen(_screen);
 221    struct rbug_resource *rb_resource = rbug_resource(_resource);
 222    struct pipe_screen *screen = rb_screen->screen;
 223    struct pipe_resource *resource = rb_resource->resource;
 224
 225    if (screen->resource_changed)
 226       screen->resource_changed(screen, resource);
 227 }
 228
 229 static void
 230 rbug_screen_resource_destroy(struct pipe_screen *screen,
 231                              struct pipe_resource *_resource)
 232 {
 233    rbug_resource_destroy(rbug_resource(_resource));
 234 }
 235
 236 static void
 237 rbug_screen_flush_frontbuffer(struct pipe_screen *_screen,
 238                               struct pipe_resource *_resource,
 239                               unsigned level, unsigned layer,
 240                               void *context_private, struct pipe_box *sub_box)
 241 {
 242    struct rbug_screen *rb_screen = rbug_screen(_screen);
 243    struct rbug_resource *rb_resource = rbug_resource(_resource);
 244    struct pipe_screen *screen = rb_screen->screen;
 245    struct pipe_resource *resource = rb_resource->resource;
 246
 247    screen->flush_frontbuffer(screen,
 248                              resource,
 249                              level, layer,
 250                              context_private, sub_box);
 251 }
 252
 253 static void
 254 rbug_screen_fence_reference(struct pipe_screen *_screen,
 255                             struct pipe_fence_handle **ptr,
 256                             struct pipe_fence_handle *fence)
 257 {
 258    struct rbug_screen *rb_screen = rbug_screen(_screen);
 259    struct pipe_screen *screen = rb_screen->screen;
 260
 261    screen->fence_reference(screen,
 262                            ptr,
 263                            fence);
 264 }
 265
 266 static boolean
 267 rbug_screen_fence_finish(struct pipe_screen *_screen,
 268                          struct pipe_context *_ctx,
 269                          struct pipe_fence_handle *fence,
 270                          uint64_t timeout)
 271 {
 272    struct rbug_screen *rb_screen = rbug_screen(_screen);
 273    struct pipe_screen *screen = rb_screen->screen;
 274    struct pipe_context *ctx = _ctx ? rbug_context(_ctx)->pipe : NULL;
 275
 276    return screen->fence_finish(screen, ctx, fence, timeout);
 277 }
 278
 279 boolean
 280 rbug_enabled()
 281 {
 282    return debug_get_option_rbug();
 283 }
 284
 285 struct pipe_screen *
 286 rbug_screen_create(struct pipe_screen *screen)
 287 {
 288    struct rbug_screen *rb_screen;
 289
 290    if (!debug_get_option_rbug())
 291       return screen;
 292
 293    rb_screen = CALLOC_STRUCT(rbug_screen);
 294    if (!rb_screen)
 295       return screen;
 296
 297    (void) mtx_init(&rb_screen->list_mutex, mtx_plain);
 298    make_empty_list(&rb_screen->contexts);
 299    make_empty_list(&rb_screen->resources);
 300    make_empty_list(&rb_screen->surfaces);
 301    make_empty_list(&rb_screen->transfers);
 302
 303 #define SCR_INIT(_member) \
 304    rb_screen->base._member = screen->_member ? rbug_screen_##_member : NULL
 305
 306    rb_screen->base.destroy = rbug_screen_destroy;
 307    rb_screen->base.get_name = rbug_screen_get_name;
 308    rb_screen->base.get_vendor = rbug_screen_get_vendor;
 309    SCR_INIT(get_disk_shader_cache);
 310    rb_screen->base.get_device_vendor = rbug_screen_get_device_vendor;
 311    rb_screen->base.get_param = rbug_screen_get_param;
 312    rb_screen->base.get_shader_param = rbug_screen_get_shader_param;
 313    rb_screen->base.get_paramf = rbug_screen_get_paramf;
 314    rb_screen->base.is_format_supported = rbug_screen_is_format_supported;
 315    rb_screen->base.context_create = rbug_screen_context_create;
 316    rb_screen->base.resource_create = rbug_screen_resource_create;
 317    rb_screen->base.resource_from_handle = rbug_screen_resource_from_handle;
 318    SCR_INIT(check_resource_capability);
 319    rb_screen->base.resource_get_handle = rbug_screen_resource_get_handle;
 320    SCR_INIT(resource_changed);
 321    rb_screen->base.resource_destroy = rbug_screen_resource_destroy;
 322    rb_screen->base.flush_frontbuffer = rbug_screen_flush_frontbuffer;
 323    rb_screen->base.fence_reference = rbug_screen_fence_reference;
 324    rb_screen->base.fence_finish = rbug_screen_fence_finish;
 325
 326    rb_screen->screen = screen;
 327
 328    rb_screen->private_context = screen->context_create(screen, NULL, 0);
 329    if (!rb_screen->private_context)
 330       goto err_free;
 331
 332    rb_screen->rbug = rbug_start(rb_screen);
 333
 334    if (!rb_screen->rbug)
 335       goto err_context;
 336
 337    return &rb_screen->base;
 338
 339 err_context:
 340    rb_screen->private_context->destroy(rb_screen->private_context);
 341 err_free:
 342    FREE(rb_screen);
 343    return screen;
 344 }