src/gallium/drivers/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                       unsigned shader, enum pipe_shader_cap param)
 102 {
 103    struct rbug_screen *rb_screen = rbug_screen(_screen);
 104    struct pipe_screen *screen = rb_screen->screen;
 105
 106    return screen->get_shader_param(screen, shader,
 107                             param);
 108 }
 109
 110 static float
 111 rbug_screen_get_paramf(struct pipe_screen *_screen,
 112                        enum pipe_capf param)
 113 {
 114    struct rbug_screen *rb_screen = rbug_screen(_screen);
 115    struct pipe_screen *screen = rb_screen->screen;
 116
 117    return screen->get_paramf(screen,
 118                              param);
 119 }
 120
 121 static boolean
 122 rbug_screen_is_format_supported(struct pipe_screen *_screen,
 123                                 enum pipe_format format,
 124                                 enum pipe_texture_target target,
 125                                 unsigned sample_count,
 126                                 unsigned tex_usage)
 127 {
 128    struct rbug_screen *rb_screen = rbug_screen(_screen);
 129    struct pipe_screen *screen = rb_screen->screen;
 130
 131    return screen->is_format_supported(screen,
 132                                       format,
 133                                       target,
 134                                       sample_count,
 135                                       tex_usage);
 136 }
 137
 138 static struct pipe_context *
 139 rbug_screen_context_create(struct pipe_screen *_screen,
 140                            void *priv, unsigned flags)
 141 {
 142    struct rbug_screen *rb_screen = rbug_screen(_screen);
 143    struct pipe_screen *screen = rb_screen->screen;
 144    struct pipe_context *result;
 145
 146    result = screen->context_create(screen, priv, flags);
 147    if (result)
 148       return rbug_context_create(_screen, result);
 149    return NULL;
 150 }
 151
 152 static struct pipe_resource *
 153 rbug_screen_resource_create(struct pipe_screen *_screen,
 154                             const struct pipe_resource *templat)
 155 {
 156    struct rbug_screen *rb_screen = rbug_screen(_screen);
 157    struct pipe_screen *screen = rb_screen->screen;
 158    struct pipe_resource *result;
 159
 160    result = screen->resource_create(screen,
 161                                     templat);
 162
 163    if (result)
 164       return rbug_resource_create(rb_screen, result);
 165    return NULL;
 166 }
 167
 168 static struct pipe_resource *
 169 rbug_screen_resource_from_handle(struct pipe_screen *_screen,
 170                                  const struct pipe_resource *templ,
 171                                  struct winsys_handle *handle,
 172                                  unsigned usage)
 173 {
 174    struct rbug_screen *rb_screen = rbug_screen(_screen);
 175    struct pipe_screen *screen = rb_screen->screen;
 176    struct pipe_resource *result;
 177
 178    result = screen->resource_from_handle(screen, templ, handle, usage);
 179
 180    result = rbug_resource_create(rbug_screen(_screen), result);
 181
 182    return result;
 183 }
 184
 185 static boolean
 186 rbug_screen_resource_get_handle(struct pipe_screen *_screen,
 187                                 struct pipe_context *_pipe,
 188                                 struct pipe_resource *_resource,
 189                                 struct winsys_handle *handle,
 190                                 unsigned usage)
 191 {
 192    struct rbug_screen *rb_screen = rbug_screen(_screen);
 193    struct rbug_context *rb_pipe = rbug_context(_pipe);
 194    struct rbug_resource *rb_resource = rbug_resource(_resource);
 195    struct pipe_screen *screen = rb_screen->screen;
 196    struct pipe_resource *resource = rb_resource->resource;
 197
 198    return screen->resource_get_handle(screen, rb_pipe ? rb_pipe->pipe : NULL,
 199                                       resource, handle, usage);
 200 }
 201
 202 static void
 203 rbug_screen_resource_changed(struct pipe_screen *_screen,
 204                              struct pipe_resource *_resource)
 205 {
 206    struct rbug_screen *rb_screen = rbug_screen(_screen);
 207    struct rbug_resource *rb_resource = rbug_resource(_resource);
 208    struct pipe_screen *screen = rb_screen->screen;
 209    struct pipe_resource *resource = rb_resource->resource;
 210
 211    screen->resource_changed(screen, resource);
 212 }
 213
 214 static void
 215 rbug_screen_resource_destroy(struct pipe_screen *screen,
 216                              struct pipe_resource *_resource)
 217 {
 218    rbug_resource_destroy(rbug_resource(_resource));
 219 }
 220
 221 static void
 222 rbug_screen_flush_frontbuffer(struct pipe_screen *_screen,
 223                               struct pipe_resource *_resource,
 224                               unsigned level, unsigned layer,
 225                               void *context_private, struct pipe_box *sub_box)
 226 {
 227    struct rbug_screen *rb_screen = rbug_screen(_screen);
 228    struct rbug_resource *rb_resource = rbug_resource(_resource);
 229    struct pipe_screen *screen = rb_screen->screen;
 230    struct pipe_resource *resource = rb_resource->resource;
 231
 232    screen->flush_frontbuffer(screen,
 233                              resource,
 234                              level, layer,
 235                              context_private, sub_box);
 236 }
 237
 238 static void
 239 rbug_screen_fence_reference(struct pipe_screen *_screen,
 240                             struct pipe_fence_handle **ptr,
 241                             struct pipe_fence_handle *fence)
 242 {
 243    struct rbug_screen *rb_screen = rbug_screen(_screen);
 244    struct pipe_screen *screen = rb_screen->screen;
 245
 246    screen->fence_reference(screen,
 247                            ptr,
 248                            fence);
 249 }
 250
 251 static boolean
 252 rbug_screen_fence_finish(struct pipe_screen *_screen,
 253                          struct pipe_context *_ctx,
 254                          struct pipe_fence_handle *fence,
 255                          uint64_t timeout)
 256 {
 257    struct rbug_screen *rb_screen = rbug_screen(_screen);
 258    struct pipe_screen *screen = rb_screen->screen;
 259    struct pipe_context *ctx = _ctx ? rbug_context(_ctx)->pipe : NULL;
 260
 261    return screen->fence_finish(screen, ctx, fence, timeout);
 262 }
 263
 264 boolean
 265 rbug_enabled()
 266 {
 267    return debug_get_option_rbug();
 268 }
 269
 270 struct pipe_screen *
 271 rbug_screen_create(struct pipe_screen *screen)
 272 {
 273    struct rbug_screen *rb_screen;
 274
 275    if (!debug_get_option_rbug())
 276       return screen;
 277
 278    rb_screen = CALLOC_STRUCT(rbug_screen);
 279    if (!rb_screen)
 280       return screen;
 281
 282    pipe_mutex_init(rb_screen->list_mutex);
 283    make_empty_list(&rb_screen->contexts);
 284    make_empty_list(&rb_screen->resources);
 285    make_empty_list(&rb_screen->surfaces);
 286    make_empty_list(&rb_screen->transfers);
 287
 288 #define SCR_INIT(_member) \
 289    rb_screen->base._member = screen->_member ? rbug_screen_##_member : NULL
 290
 291    rb_screen->base.destroy = rbug_screen_destroy;
 292    rb_screen->base.get_name = rbug_screen_get_name;
 293    rb_screen->base.get_vendor = rbug_screen_get_vendor;
 294    SCR_INIT(get_disk_shader_cache);
 295    rb_screen->base.get_device_vendor = rbug_screen_get_device_vendor;
 296    rb_screen->base.get_param = rbug_screen_get_param;
 297    rb_screen->base.get_shader_param = rbug_screen_get_shader_param;
 298    rb_screen->base.get_paramf = rbug_screen_get_paramf;
 299    rb_screen->base.is_format_supported = rbug_screen_is_format_supported;
 300    rb_screen->base.context_create = rbug_screen_context_create;
 301    rb_screen->base.resource_create = rbug_screen_resource_create;
 302    rb_screen->base.resource_from_handle = rbug_screen_resource_from_handle;
 303    rb_screen->base.resource_get_handle = rbug_screen_resource_get_handle;
 304    SCR_INIT(resource_changed);
 305    rb_screen->base.resource_destroy = rbug_screen_resource_destroy;
 306    rb_screen->base.flush_frontbuffer = rbug_screen_flush_frontbuffer;
 307    rb_screen->base.fence_reference = rbug_screen_fence_reference;
 308    rb_screen->base.fence_finish = rbug_screen_fence_finish;
 309
 310    rb_screen->screen = screen;
 311
 312    rb_screen->private_context = screen->context_create(screen, NULL, 0);
 313    if (!rb_screen->private_context)
 314       goto err_free;
 315
 316    rb_screen->rbug = rbug_start(rb_screen);
 317
 318    if (!rb_screen->rbug)
 319       goto err_context;
 320
 321    return &rb_screen->base;
 322
 323 err_context:
 324    rb_screen->private_context->destroy(rb_screen->private_context);
 325 err_free:
 326    FREE(rb_screen);
 327    return screen;
 328 }