Merge branch 'master' of ssh://git.freedesktop.org/git/mesa/mesa into pipe-video
[mesa.git] / src / mesa / drivers / dri / intel / intel_buffer_objects.c
index ea9d5a6276e50e892b3226be304ceb86d1292839..103aaf2b956198aa81ee4d144372623a82ab2b86 100644 (file)
 #include "main/macros.h"
 #include "main/bufferobj.h"
 
-#include "intel_context.h"
 #include "intel_blit.h"
 #include "intel_buffer_objects.h"
 #include "intel_batchbuffer.h"
+#include "intel_context.h"
+#include "intel_fbo.h"
+#include "intel_mipmap_tree.h"
 #include "intel_regions.h"
 
 static GLboolean
@@ -113,7 +115,7 @@ intel_bufferobj_free(GLcontext * ctx, struct gl_buffer_object *obj)
    if (obj->Pointer)
       intel_bufferobj_unmap(ctx, 0, obj);
 
-   _mesa_free(intel_obj->sys_buffer);
+   free(intel_obj->sys_buffer);
    if (intel_obj->region) {
       intel_bufferobj_release_region(intel, intel_obj);
    }
@@ -121,7 +123,7 @@ intel_bufferobj_free(GLcontext * ctx, struct gl_buffer_object *obj)
       dri_bo_unreference(intel_obj->buffer);
    }
 
-   _mesa_free(intel_obj);
+   free(intel_obj);
 }
 
 
@@ -155,7 +157,7 @@ intel_bufferobj_data(GLcontext * ctx,
       dri_bo_unreference(intel_obj->buffer);
       intel_obj->buffer = NULL;
    }
-   _mesa_free(intel_obj->sys_buffer);
+   free(intel_obj->sys_buffer);
    intel_obj->sys_buffer = NULL;
 
    if (size != 0) {
@@ -164,7 +166,7 @@ intel_bufferobj_data(GLcontext * ctx,
        * with their contents anyway.
        */
       if (target == GL_ARRAY_BUFFER || target == GL_ELEMENT_ARRAY_BUFFER) {
-        intel_obj->sys_buffer = _mesa_malloc(size);
+        intel_obj->sys_buffer = malloc(size);
         if (intel_obj->sys_buffer != NULL) {
            if (data != NULL)
               memcpy(intel_obj->sys_buffer, data, size);
@@ -209,10 +211,23 @@ intel_bufferobj_subdata(GLcontext * ctx,
       memcpy((char *)intel_obj->sys_buffer + offset, data, size);
    else {
       /* Flush any existing batchbuffer that might reference this data. */
-      if (drm_intel_bo_references(intel->batch->buf, intel_obj->buffer))
-        intelFlush(ctx);
+      if (drm_intel_bo_busy(intel_obj->buffer) ||
+         drm_intel_bo_references(intel->batch->buf, intel_obj->buffer)) {
+        drm_intel_bo *temp_bo;
+
+        temp_bo = drm_intel_bo_alloc(intel->bufmgr, "subdata temp", size, 64);
+
+        drm_intel_bo_subdata(temp_bo, 0, size, data);
 
-      dri_bo_subdata(intel_obj->buffer, offset, size, data);
+        intel_emit_linear_blit(intel,
+                               intel_obj->buffer, offset,
+                               temp_bo, 0,
+                               size);
+
+        drm_intel_bo_unreference(temp_bo);
+      } else {
+        dri_bo_subdata(intel_obj->buffer, offset, size, data);
+      }
    }
 }
 
@@ -255,6 +270,8 @@ intel_bufferobj_map(GLcontext * ctx,
 
    if (intel_obj->sys_buffer) {
       obj->Pointer = intel_obj->sys_buffer;
+      obj->Length = obj->Size;
+      obj->Offset = 0;
       return obj->Pointer;
    }
 
@@ -270,7 +287,7 @@ intel_bufferobj_map(GLcontext * ctx,
       return NULL;
    }
 
-   if (write_only && intel->intelScreen->kernel_exec_fencing) {
+   if (write_only) {
       drm_intel_gem_bo_map_gtt(intel_obj->buffer);
       intel_obj->mapped_gtt = GL_TRUE;
    } else {
@@ -358,14 +375,13 @@ intel_bufferobj_map_range(GLcontext * ctx,
    if ((access & GL_MAP_INVALIDATE_RANGE_BIT) &&
        drm_intel_bo_busy(intel_obj->buffer)) {
       if (access & GL_MAP_FLUSH_EXPLICIT_BIT) {
-        intel_obj->range_map_buffer = _mesa_malloc(length);
+        intel_obj->range_map_buffer = malloc(length);
         obj->Pointer = intel_obj->range_map_buffer;
       } else {
         intel_obj->range_map_bo = drm_intel_bo_alloc(intel->bufmgr,
                                                      "range map",
                                                      length, 64);
-        if (!(access & GL_MAP_READ_BIT) &&
-            intel->intelScreen->kernel_exec_fencing) {
+        if (!(access & GL_MAP_READ_BIT)) {
            drm_intel_gem_bo_map_gtt(intel_obj->range_map_bo);
            intel_obj->mapped_gtt = GL_TRUE;
         } else {
@@ -378,8 +394,7 @@ intel_bufferobj_map_range(GLcontext * ctx,
       return obj->Pointer;
    }
 
-   if (!(access & GL_MAP_READ_BIT) &&
-       intel->intelScreen->kernel_exec_fencing) {
+   if (!(access & GL_MAP_READ_BIT)) {
       drm_intel_gem_bo_map_gtt(intel_obj->buffer);
       intel_obj->mapped_gtt = GL_TRUE;
    } else {
@@ -508,7 +523,7 @@ intel_bufferobj_buffer(struct intel_context *intel,
                              intel_obj->Base.Size,
                              sys_buffer,
                              &intel_obj->Base);
-      _mesa_free(sys_buffer);
+      free(sys_buffer);
       intel_obj->sys_buffer = NULL;
    }
 
@@ -573,6 +588,126 @@ intel_bufferobj_copy_subdata(GLcontext *ctx,
    intel_batchbuffer_emit_mi_flush(intel->batch);
 }
 
+#if FEATURE_APPLE_object_purgeable
+static GLenum
+intel_buffer_purgeable(GLcontext * ctx,
+                       drm_intel_bo *buffer,
+                       GLenum option)
+{
+   int retained = 0;
+
+   if (buffer != NULL)
+      retained = drm_intel_bo_madvise (buffer, I915_MADV_DONTNEED);
+
+   return retained ? GL_VOLATILE_APPLE : GL_RELEASED_APPLE;
+}
+
+static GLenum
+intel_buffer_object_purgeable(GLcontext * ctx,
+                              struct gl_buffer_object *obj,
+                              GLenum option)
+{
+   struct intel_buffer_object *intel;
+
+   intel = intel_buffer_object (obj);
+   if (intel->buffer != NULL)
+      return intel_buffer_purgeable (ctx, intel->buffer, option);
+
+   if (option == GL_RELEASED_APPLE) {
+      if (intel->sys_buffer != NULL) {
+         free(intel->sys_buffer);
+         intel->sys_buffer = NULL;
+      }
+
+      return GL_RELEASED_APPLE;
+   } else {
+      /* XXX Create the buffer and madvise(MADV_DONTNEED)? */
+      return intel_buffer_purgeable (ctx,
+                                     intel_bufferobj_buffer(intel_context(ctx),
+                                                            intel, INTEL_READ),
+                                     option);
+   }
+}
+
+static GLenum
+intel_texture_object_purgeable(GLcontext * ctx,
+                               struct gl_texture_object *obj,
+                               GLenum option)
+{
+   struct intel_texture_object *intel;
+
+   intel = intel_texture_object(obj);
+   if (intel->mt == NULL || intel->mt->region == NULL)
+      return GL_RELEASED_APPLE;
+
+   return intel_buffer_purgeable (ctx, intel->mt->region->buffer, option);
+}
+
+static GLenum
+intel_render_object_purgeable(GLcontext * ctx,
+                              struct gl_renderbuffer *obj,
+                              GLenum option)
+{
+   struct intel_renderbuffer *intel;
+
+   intel = intel_renderbuffer(obj);
+   if (intel->region == NULL)
+      return GL_RELEASED_APPLE;
+
+   return intel_buffer_purgeable (ctx, intel->region->buffer, option);
+}
+
+static GLenum
+intel_buffer_unpurgeable(GLcontext * ctx,
+                         drm_intel_bo *buffer,
+                         GLenum option)
+{
+   int retained;
+
+   retained = 0;
+   if (buffer != NULL)
+      retained = drm_intel_bo_madvise (buffer, I915_MADV_WILLNEED);
+
+   return retained ? GL_RETAINED_APPLE : GL_UNDEFINED_APPLE;
+}
+
+static GLenum
+intel_buffer_object_unpurgeable(GLcontext * ctx,
+                                struct gl_buffer_object *obj,
+                                GLenum option)
+{
+   return intel_buffer_unpurgeable (ctx, intel_buffer_object (obj)->buffer, option);
+}
+
+static GLenum
+intel_texture_object_unpurgeable(GLcontext * ctx,
+                                 struct gl_texture_object *obj,
+                                 GLenum option)
+{
+   struct intel_texture_object *intel;
+
+   intel = intel_texture_object(obj);
+   if (intel->mt == NULL || intel->mt->region == NULL)
+      return GL_UNDEFINED_APPLE;
+
+   return intel_buffer_unpurgeable (ctx, intel->mt->region->buffer, option);
+}
+
+static GLenum
+intel_render_object_unpurgeable(GLcontext * ctx,
+                                struct gl_renderbuffer *obj,
+                                GLenum option)
+{
+   struct intel_renderbuffer *intel;
+
+   intel = intel_renderbuffer(obj);
+   if (intel->region == NULL)
+      return GL_UNDEFINED_APPLE;
+
+   return intel_buffer_unpurgeable (ctx, intel->region->buffer, option);
+}
+#endif
+
 void
 intelInitBufferObjectFuncs(struct dd_function_table *functions)
 {
@@ -586,4 +721,14 @@ intelInitBufferObjectFuncs(struct dd_function_table *functions)
    functions->FlushMappedBufferRange = intel_bufferobj_flush_mapped_range;
    functions->UnmapBuffer = intel_bufferobj_unmap;
    functions->CopyBufferSubData = intel_bufferobj_copy_subdata;
+
+#if FEATURE_APPLE_object_purgeable
+   functions->BufferObjectPurgeable = intel_buffer_object_purgeable;
+   functions->TextureObjectPurgeable = intel_texture_object_purgeable;
+   functions->RenderObjectPurgeable = intel_render_object_purgeable;
+
+   functions->BufferObjectUnpurgeable = intel_buffer_object_unpurgeable;
+   functions->TextureObjectUnpurgeable = intel_texture_object_unpurgeable;
+   functions->RenderObjectUnpurgeable = intel_render_object_unpurgeable;
+#endif
 }