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                              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 boolean
 187 rbug_screen_resource_get_handle(struct pipe_screen *_screen,
 188                                 struct pipe_context *_pipe,
 189                                 struct pipe_resource *_resource,
 190                                 struct winsys_handle *handle,
 191                                 unsigned usage)
 192 {
 193    struct rbug_screen *rb_screen = rbug_screen(_screen);
 194    struct rbug_context *rb_pipe = rbug_context(_pipe);
 195    struct rbug_resource *rb_resource = rbug_resource(_resource);
 196    struct pipe_screen *screen = rb_screen->screen;
 197    struct pipe_resource *resource = rb_resource->resource;
 198
 199    return screen->resource_get_handle(screen, rb_pipe ? rb_pipe->pipe : NULL,
 200                                       resource, handle, usage);
 201 }
 202
 203 static void
 204 rbug_screen_resource_changed(struct pipe_screen *_screen,
 205                              struct pipe_resource *_resource)
 206 {
 207    struct rbug_screen *rb_screen = rbug_screen(_screen);
 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    screen->resource_changed(screen, resource);
 213 }
 214
 215 static void
 216 rbug_screen_resource_destroy(struct pipe_screen *screen,
 217                              struct pipe_resource *_resource)
 218 {
 219    rbug_resource_destroy(rbug_resource(_resource));
 220 }
 221
 222 static void
 223 rbug_screen_flush_frontbuffer(struct pipe_screen *_screen,
 224                               struct pipe_resource *_resource,
 225                               unsigned level, unsigned layer,
 226                               void *context_private, struct pipe_box *sub_box)
 227 {
 228    struct rbug_screen *rb_screen = rbug_screen(_screen);
 229    struct rbug_resource *rb_resource = rbug_resource(_resource);
 230    struct pipe_screen *screen = rb_screen->screen;
 231    struct pipe_resource *resource = rb_resource->resource;
 232
 233    screen->flush_frontbuffer(screen,
 234                              resource,
 235                              level, layer,
 236                              context_private, sub_box);
 237 }
 238
 239 static void
 240 rbug_screen_fence_reference(struct pipe_screen *_screen,
 241                             struct pipe_fence_handle **ptr,
 242                             struct pipe_fence_handle *fence)
 243 {
 244    struct rbug_screen *rb_screen = rbug_screen(_screen);
 245    struct pipe_screen *screen = rb_screen->screen;
 246
 247    screen->fence_reference(screen,
 248                            ptr,
 249                            fence);
 250 }
 251
 252 static boolean
 253 rbug_screen_fence_finish(struct pipe_screen *_screen,
 254                          struct pipe_context *_ctx,
 255                          struct pipe_fence_handle *fence,
 256                          uint64_t timeout)
 257 {
 258    struct rbug_screen *rb_screen = rbug_screen(_screen);
 259    struct pipe_screen *screen = rb_screen->screen;
 260    struct pipe_context *ctx = _ctx ? rbug_context(_ctx)->pipe : NULL;
 261
 262    return screen->fence_finish(screen, ctx, fence, 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    (void) mtx_init(&rb_screen->list_mutex, mtx_plain);
 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 #define SCR_INIT(_member) \
 290    rb_screen->base._member = screen->_member ? rbug_screen_##_member : NULL
 291
 292    rb_screen->base.destroy = rbug_screen_destroy;
 293    rb_screen->base.get_name = rbug_screen_get_name;
 294    rb_screen->base.get_vendor = rbug_screen_get_vendor;
 295    SCR_INIT(get_disk_shader_cache);
 296    rb_screen->base.get_device_vendor = rbug_screen_get_device_vendor;
 297    rb_screen->base.get_param = rbug_screen_get_param;
 298    rb_screen->base.get_shader_param = rbug_screen_get_shader_param;
 299    rb_screen->base.get_paramf = rbug_screen_get_paramf;
 300    rb_screen->base.is_format_supported = rbug_screen_is_format_supported;
 301    rb_screen->base.context_create = rbug_screen_context_create;
 302    rb_screen->base.resource_create = rbug_screen_resource_create;
 303    rb_screen->base.resource_from_handle = rbug_screen_resource_from_handle;
 304    rb_screen->base.resource_get_handle = rbug_screen_resource_get_handle;
 305    SCR_INIT(resource_changed);
 306    rb_screen->base.resource_destroy = rbug_screen_resource_destroy;
 307    rb_screen->base.flush_frontbuffer = rbug_screen_flush_frontbuffer;
 308    rb_screen->base.fence_reference = rbug_screen_fence_reference;
 309    rb_screen->base.fence_finish = rbug_screen_fence_finish;
 310
 311    rb_screen->screen = screen;
 312
 313    rb_screen->private_context = screen->context_create(screen, NULL, 0);
 314    if (!rb_screen->private_context)
 315       goto err_free;
 316
 317    rb_screen->rbug = rbug_start(rb_screen);
 318
 319    if (!rb_screen->rbug)
 320       goto err_context;
 321
 322    return &rb_screen->base;
 323
 324 err_context:
 325    rb_screen->private_context->destroy(rb_screen->private_context);
 326 err_free:
 327    FREE(rb_screen);
 328    return screen;
 329 }