1 files changed, 77 insertions, 17 deletions

diff --git a/src/mesa/drivers/dri/intel/intel_screen.c b/src/mesa/drivers/dri/intel/intel_screen.c
index e5b6c9f0e4..c8cff0147e 100644
--- a/src/mesa/drivers/dri/intel/intel_screen.c
+++ b/src/mesa/drivers/dri/intel/intel_screen.c
@@ -25,29 +25,18 @@
  * 
  **************************************************************************/
 
+#include <errno.h>
 #include "main/glheader.h"
 #include "main/context.h"
 #include "main/framebuffer.h"
 #include "main/renderbuffer.h"
 #include "main/hash.h"
 #include "main/fbobject.h"
+#include "main/mfeatures.h"
 
 #include "utils.h"
 #include "xmlpool.h"
 
-#include "intel_batchbuffer.h"
-#include "intel_buffers.h"
-#include "intel_bufmgr.h"
-#include "intel_chipset.h"
-#include "intel_fbo.h"
-#include "intel_screen.h"
-#include "intel_tex.h"
-#include "intel_regions.h"
-
-#include "i915_drm.h"
-
-#define DRI_CONF_TEXTURE_TILING(def) \
-
 PUBLIC const char __driConfigOptions[] =
    DRI_CONF_BEGIN
    DRI_CONF_SECTION_PERFORMANCE
@@ -92,6 +81,17 @@ DRI_CONF_END;
 
 const GLuint __driNConfigOptions = 11;
 
+#include "intel_batchbuffer.h"
+#include "intel_buffers.h"
+#include "intel_bufmgr.h"
+#include "intel_chipset.h"
+#include "intel_fbo.h"
+#include "intel_screen.h"
+#include "intel_tex.h"
+#include "intel_regions.h"
+
+#include "i915_drm.h"
+
 #ifdef USE_NEW_INTERFACE
 static PFNGLXCREATECONTEXTMODES create_context_modes = NULL;
 #endif /*USE_NEW_INTERFACE */
@@ -105,15 +105,16 @@ static const __DRItexBufferExtension intelTexBufferExtension = {
 static void
 intelDRI2Flush(__DRIdrawable *drawable)
 {
-   struct intel_context *intel = drawable->driContextPriv->driverPrivate;
+   GET_CURRENT_CONTEXT(ctx);
+   struct intel_context *intel = intel_context(ctx);
 
    if (intel->gen < 4)
       INTEL_FIREVERTICES(intel);
 
    intel->need_throttle = GL_TRUE;
 
-   if (intel->batch->map != intel->batch->ptr)
-      intel_batchbuffer_flush(intel->batch);
+   if (intel->batch.used)
+      intel_batchbuffer_flush(intel);
 }
 
 static const struct __DRI2flushExtensionRec intelFlushExtension = {
@@ -312,13 +313,21 @@ intel_get_param(__DRIscreen *psp, int param, int *value)
 
    ret = drmCommandWriteRead(psp->fd, DRM_I915_GETPARAM, &gp, sizeof(gp));
    if (ret) {
-      _mesa_warning(NULL, "drm_i915_getparam: %d", ret);
+      if (ret != -EINVAL)
+	 _mesa_warning(NULL, "drm_i915_getparam: %d", ret);
       return GL_FALSE;
    }
 
    return GL_TRUE;
 }
 
+static GLboolean
+intel_get_boolean(__DRIscreen *psp, int param)
+{
+   int value = 0;
+   return intel_get_param(psp, param, &value) && value;
+}
+
 static void
 nop_callback(GLuint key, void *data, void *userData)
 {
@@ -492,6 +501,10 @@ intel_init_bufmgr(struct intel_screen *intelScreen)
 
    intelScreen->named_regions = _mesa_NewHashTable();
 
+   intelScreen->relaxed_relocations = 0;
+   intelScreen->relaxed_relocations |=
+      intel_get_boolean(spriv, I915_PARAM_HAS_RELAXED_DELTA) << 0;
+
    return GL_TRUE;
 }
 
@@ -645,6 +658,51 @@ __DRIconfig **intelInitScreen2(__DRIscreen *psp)
    return (const __DRIconfig **)configs;
 }
 
+struct intel_buffer {
+   __DRIbuffer base;
+   struct intel_region *region;
+};
+
+static __DRIbuffer *
+intelAllocateBuffer(__DRIscreen *screen,
+		    unsigned attachment, unsigned format,
+		    int width, int height)
+{
+   struct intel_buffer *intelBuffer;
+   struct intel_screen *intelScreen = screen->private;
+
+   intelBuffer = CALLOC(sizeof *intelBuffer);
+   if (intelBuffer == NULL)
+      return NULL;
+
+   intelBuffer->region = intel_region_alloc(intelScreen, I915_TILING_NONE,
+					    format / 8, width, height, GL_TRUE);
+   
+   if (intelBuffer->region == NULL) {
+	   FREE(intelBuffer);
+	   return NULL;
+   }
+   
+   intel_region_flink(intelBuffer->region, &intelBuffer->base.name);
+
+   intelBuffer->base.attachment = attachment;
+   intelBuffer->base.cpp = intelBuffer->region->cpp;
+   intelBuffer->base.pitch =
+         intelBuffer->region->pitch * intelBuffer->region->cpp;
+
+   return &intelBuffer->base;
+}
+
+static void
+intelReleaseBuffer(__DRIscreen *screen, __DRIbuffer *buffer)
+{
+   struct intel_buffer *intelBuffer = (struct intel_buffer *) buffer;
+
+   intel_region_release(&intelBuffer->region);
+   free(intelBuffer);
+}
+
+
 const struct __DriverAPIRec driDriverAPI = {
    .DestroyScreen	 = intelDestroyScreen,
    .CreateContext	 = intelCreateContext,
@@ -654,6 +712,8 @@ const struct __DriverAPIRec driDriverAPI = {
    .MakeCurrent		 = intelMakeCurrent,
    .UnbindContext	 = intelUnbindContext,
    .InitScreen2		 = intelInitScreen2,
+   .AllocateBuffer       = intelAllocateBuffer,
+   .ReleaseBuffer        = intelReleaseBuffer
 };
 
 /* This is the table of extensions that the loader will dlsym() for. */