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/u_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 int
  72 rbug_screen_get_param(struct pipe_screen *_screen,
  73                       enum pipe_cap param)
  74 {
  75    struct rbug_screen *rb_screen = rbug_screen(_screen);
  76    struct pipe_screen *screen = rb_screen->screen;
  77
  78    return screen->get_param(screen,
  79                             param);
  80 }
  81
  82 static int
  83 rbug_screen_get_shader_param(struct pipe_screen *_screen,
  84                       unsigned shader, enum pipe_shader_cap param)
  85 {
  86    struct rbug_screen *rb_screen = rbug_screen(_screen);
  87    struct pipe_screen *screen = rb_screen->screen;
  88
  89    return screen->get_shader_param(screen, shader,
  90                             param);
  91 }
  92
  93 static float
  94 rbug_screen_get_paramf(struct pipe_screen *_screen,
  95                        enum pipe_capf param)
  96 {
  97    struct rbug_screen *rb_screen = rbug_screen(_screen);
  98    struct pipe_screen *screen = rb_screen->screen;
  99
 100    return screen->get_paramf(screen,
 101                              param);
 102 }
 103
 104 static boolean
 105 rbug_screen_is_format_supported(struct pipe_screen *_screen,
 106                                 enum pipe_format format,
 107                                 enum pipe_texture_target target,
 108                                 unsigned sample_count,
 109                                 unsigned tex_usage)
 110 {
 111    struct rbug_screen *rb_screen = rbug_screen(_screen);
 112    struct pipe_screen *screen = rb_screen->screen;
 113
 114    return screen->is_format_supported(screen,
 115                                       format,
 116                                       target,
 117                                       sample_count,
 118                                       tex_usage);
 119 }
 120
 121 static struct pipe_context *
 122 rbug_screen_context_create(struct pipe_screen *_screen,
 123                            void *priv)
 124 {
 125    struct rbug_screen *rb_screen = rbug_screen(_screen);
 126    struct pipe_screen *screen = rb_screen->screen;
 127    struct pipe_context *result;
 128
 129    result = screen->context_create(screen, priv);
 130    if (result)
 131       return rbug_context_create(_screen, result);
 132    return NULL;
 133 }
 134
 135 static struct pipe_resource *
 136 rbug_screen_resource_create(struct pipe_screen *_screen,
 137                             const struct pipe_resource *templat)
 138 {
 139    struct rbug_screen *rb_screen = rbug_screen(_screen);
 140    struct pipe_screen *screen = rb_screen->screen;
 141    struct pipe_resource *result;
 142
 143    result = screen->resource_create(screen,
 144                                     templat);
 145
 146    if (result)
 147       return rbug_resource_create(rb_screen, result);
 148    return NULL;
 149 }
 150
 151 static struct pipe_resource *
 152 rbug_screen_resource_from_handle(struct pipe_screen *_screen,
 153                                  const struct pipe_resource *templ,
 154                                  struct winsys_handle *handle)
 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_from_handle(screen, templ, handle);
 161
 162    result = rbug_resource_create(rbug_screen(_screen), result);
 163
 164    return result;
 165 }
 166
 167 static boolean
 168 rbug_screen_resource_get_handle(struct pipe_screen *_screen,
 169                                 struct pipe_resource *_resource,
 170                                 struct winsys_handle *handle)
 171 {
 172    struct rbug_screen *rb_screen = rbug_screen(_screen);
 173    struct rbug_resource *rb_resource = rbug_resource(_resource);
 174    struct pipe_screen *screen = rb_screen->screen;
 175    struct pipe_resource *resource = rb_resource->resource;
 176
 177    return screen->resource_get_handle(screen, resource, handle);
 178 }
 179
 180
 181
 182 static void
 183 rbug_screen_resource_destroy(struct pipe_screen *screen,
 184                              struct pipe_resource *_resource)
 185 {
 186    rbug_resource_destroy(rbug_resource(_resource));
 187 }
 188
 189 static struct pipe_resource *
 190 rbug_screen_user_buffer_create(struct pipe_screen *_screen,
 191                                void *ptr,
 192                                unsigned bytes,
 193                                unsigned usage)
 194 {
 195    struct rbug_screen *rb_screen = rbug_screen(_screen);
 196    struct pipe_screen *screen = rb_screen->screen;
 197    struct pipe_resource *result;
 198
 199    result = screen->user_buffer_create(screen,
 200                                        ptr,
 201                                        bytes,
 202                                        usage);
 203
 204    if (result)
 205       return rbug_resource_create(rb_screen, result);
 206    return NULL;
 207 }
 208
 209
 210
 211 static void
 212 rbug_screen_flush_frontbuffer(struct pipe_screen *_screen,
 213                               struct pipe_resource *_resource,
 214                               unsigned level, unsigned layer,
 215                               void *context_private)
 216 {
 217    struct rbug_screen *rb_screen = rbug_screen(_screen);
 218    struct rbug_resource *rb_resource = rbug_resource(_resource);
 219    struct pipe_screen *screen = rb_screen->screen;
 220    struct pipe_resource *resource = rb_resource->resource;
 221
 222    screen->flush_frontbuffer(screen,
 223                              resource,
 224                              level, layer,
 225                              context_private);
 226 }
 227
 228 static void
 229 rbug_screen_fence_reference(struct pipe_screen *_screen,
 230                             struct pipe_fence_handle **ptr,
 231                             struct pipe_fence_handle *fence)
 232 {
 233    struct rbug_screen *rb_screen = rbug_screen(_screen);
 234    struct pipe_screen *screen = rb_screen->screen;
 235
 236    screen->fence_reference(screen,
 237                            ptr,
 238                            fence);
 239 }
 240
 241 static boolean
 242 rbug_screen_fence_signalled(struct pipe_screen *_screen,
 243                             struct pipe_fence_handle *fence)
 244 {
 245    struct rbug_screen *rb_screen = rbug_screen(_screen);
 246    struct pipe_screen *screen = rb_screen->screen;
 247
 248    return screen->fence_signalled(screen,
 249                                   fence);
 250 }
 251
 252 static boolean
 253 rbug_screen_fence_finish(struct pipe_screen *_screen,
 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
 260    return screen->fence_finish(screen,
 261                                fence,
 262                                timeout);
 263 }
 264
 265 boolean
 266 rbug_enabled()
 267 {
 268    return debug_get_option_rbug();
 269 }
 270
 271 struct pipe_screen *
 272 rbug_screen_create(struct pipe_screen *screen)
 273 {
 274    struct rbug_screen *rb_screen;
 275
 276    if (!debug_get_option_rbug())
 277       return screen;
 278
 279    rb_screen = CALLOC_STRUCT(rbug_screen);
 280    if (!rb_screen)
 281       return screen;
 282
 283    pipe_mutex_init(rb_screen->list_mutex);
 284    make_empty_list(&rb_screen->contexts);
 285    make_empty_list(&rb_screen->resources);
 286    make_empty_list(&rb_screen->surfaces);
 287    make_empty_list(&rb_screen->transfers);
 288
 289    rb_screen->base.destroy = rbug_screen_destroy;
 290    rb_screen->base.get_name = rbug_screen_get_name;
 291    rb_screen->base.get_vendor = rbug_screen_get_vendor;
 292    rb_screen->base.get_param = rbug_screen_get_param;
 293    rb_screen->base.get_shader_param = rbug_screen_get_shader_param;
 294    rb_screen->base.get_paramf = rbug_screen_get_paramf;
 295    rb_screen->base.is_format_supported = rbug_screen_is_format_supported;
 296    rb_screen->base.context_create = rbug_screen_context_create;
 297    rb_screen->base.resource_create = rbug_screen_resource_create;
 298    rb_screen->base.resource_from_handle = rbug_screen_resource_from_handle;
 299    rb_screen->base.resource_get_handle = rbug_screen_resource_get_handle;
 300    rb_screen->base.resource_destroy = rbug_screen_resource_destroy;
 301    rb_screen->base.user_buffer_create = rbug_screen_user_buffer_create;
 302    rb_screen->base.flush_frontbuffer = rbug_screen_flush_frontbuffer;
 303    rb_screen->base.fence_reference = rbug_screen_fence_reference;
 304    rb_screen->base.fence_signalled = rbug_screen_fence_signalled;
 305    rb_screen->base.fence_finish = rbug_screen_fence_finish;
 306
 307    rb_screen->screen = screen;
 308
 309    rb_screen->private_context = screen->context_create(screen, NULL);
 310    if (!rb_screen->private_context)
 311       goto err_free;
 312
 313    rb_screen->rbug = rbug_start(rb_screen);
 314
 315    if (!rb_screen->rbug)
 316       goto err_context;
 317
 318    return &rb_screen->base;
 319
 320 err_context:
 321    rb_screen->private_context->destroy(rb_screen->private_context);
 322 err_free:
 323    FREE(rb_screen);
 324    return screen;
 325 }