Revert "i965/wm: use proper API buffer size for the surfaces."

This reverts commit 8cf2e892fca20c4776b4a07c39918343cb2d4e0e. It's
entirely bogus to attempt to store anything about the binding in the
buffer object itself, which might be bound any number of times.

Signed-off-by: Ilia Mirkin <imirkin@alum.mit.edu>
Cc: Samuel Iglesias Gonsálvez <siglesias@igalia.com>
Cc: Marta Lofstedt <marta.lofstedt@intel.com>
Reviewed-by: Samuel Iglesias Gonsálvez <siglesias@igalia.com>

4 files changed, 5 insertions, 13 deletions

diff --git a/src/mesa/drivers/dri/i965/brw_wm_surface_state.c b/src/mesa/drivers/dri/i965/brw_wm_surface_state.c
index 7da4a40466..76dc577512 100644
--- a/src/mesa/drivers/dri/i965/brw_wm_surface_state.c
+++ b/src/mesa/drivers/dri/i965/brw_wm_surface_state.c
@@ -946,14 +946,12 @@ brw_upload_ubo_surfaces(struct brw_context *brw,
       } else {
          struct intel_buffer_object *intel_bo =
             intel_buffer_object(binding->BufferObject);
-         GLsizeiptrARB size = MIN2(binding->BufferObject->BufferRangeSize,
-                                   binding->BufferObject->Size - binding->Offset);
          drm_intel_bo *bo =
             intel_bufferobj_buffer(brw, intel_bo,
                                    binding->Offset,
-                                   size);
+                                   binding->BufferObject->Size - binding->Offset);
          brw_create_constant_surface(brw, bo, binding->Offset,
-                                     size,
+                                     binding->BufferObject->Size - binding->Offset,
                                      &ubo_surf_offsets[i]);
       }
    }
@@ -970,14 +968,12 @@ brw_upload_ubo_surfaces(struct brw_context *brw,
       } else {
          struct intel_buffer_object *intel_bo =
             intel_buffer_object(binding->BufferObject);
-         GLsizeiptrARB size = MIN2(binding->BufferObject->BufferRangeSize,
-                                   binding->BufferObject->Size - binding->Offset);
          drm_intel_bo *bo =
             intel_bufferobj_buffer(brw, intel_bo,
                                    binding->Offset,
-                                   size);
+                                   binding->BufferObject->Size - binding->Offset);
          brw_create_buffer_surface(brw, bo, binding->Offset,
-                                   size,
+                                   binding->BufferObject->Size - binding->Offset,
                                    &ssbo_surf_offsets[i]);
       }
    }
diff --git a/src/mesa/drivers/dri/i965/intel_buffer_objects.c b/src/mesa/drivers/dri/i965/intel_buffer_objects.c
index b26c939c21..7a5b3fca59 100644
--- a/src/mesa/drivers/dri/i965/intel_buffer_objects.c
+++ b/src/mesa/drivers/dri/i965/intel_buffer_objects.c
@@ -198,7 +198,6 @@ brw_buffer_data(struct gl_context *ctx,
    (void) target;
 
    intel_obj->Base.Size = size;
-   intel_obj->Base.BufferRangeSize = size;
    intel_obj->Base.Usage = usage;
    intel_obj->Base.StorageFlags = storageFlags;
 
diff --git a/src/mesa/main/bufferobj.c b/src/mesa/main/bufferobj.c
index 8a9f9b6a48..3a05cd5504 100644
--- a/src/mesa/main/bufferobj.c
+++ b/src/mesa/main/bufferobj.c
@@ -43,7 +43,7 @@
 #include "glformats.h"
 #include "texstore.h"
 #include "transformfeedback.h"
-#include "macros.h"
+
 
 /* Debug flags */
 /*#define VBO_DEBUG*/
@@ -2840,7 +2840,6 @@ bind_buffer_range_uniform_buffer(struct gl_context *ctx,
 
    _mesa_reference_buffer_object(ctx, &ctx->UniformBuffer, bufObj);
    bind_uniform_buffer(ctx, index, bufObj, offset, size, GL_FALSE);
-   bufObj->BufferRangeSize = MIN2(size, bufObj->Size);
 }
 
 /**
@@ -2876,7 +2875,6 @@ bind_buffer_range_shader_storage_buffer(struct gl_context *ctx,
 
    _mesa_reference_buffer_object(ctx, &ctx->ShaderStorageBuffer, bufObj);
    bind_shader_storage_buffer(ctx, index, bufObj, offset, size, GL_FALSE);
-   bufObj->BufferRangeSize = MIN2(size, bufObj->Size);
 }
 
 /**
diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h
index 97116e400c..5b9fce8b7c 100644
--- a/src/mesa/main/mtypes.h
+++ b/src/mesa/main/mtypes.h
@@ -1268,7 +1268,6 @@ struct gl_buffer_object
    GLenum Usage;        /**< GL_STREAM_DRAW_ARB, GL_STREAM_READ_ARB, etc. */
    GLbitfield StorageFlags; /**< GL_MAP_PERSISTENT_BIT, etc. */
    GLsizeiptrARB Size;  /**< Size of buffer storage in bytes */
-   GLsizeiptrARB BufferRangeSize;  /**< Amount of data that can be read from or written to, in bytes */
    GLubyte *Data;       /**< Location of storage either in RAM or VRAM. */
    GLboolean DeletePending;   /**< true if buffer object is removed from the hash */
    GLboolean Written;   /**< Ever written to? (for debugging) */