Remove ttm entrypoints. That memory manager interface isn't going to see the

light of day and has already been removed in mesa master (ages ago).

As a bonus, removes the annoying "falling back to classic" message on
launching a gl application.

ok matthieu@.

dist/Mesa/src/mesa/drivers/dri/intel/intel_context.c

@@ -59,7 +59,6 @@
 #include "intel_buffer_objects.h"
 #include "intel_fbo.h"
 #include "intel_decode.h"
-#include "intel_bufmgr_ttm.h"
 
 #include "drirenderbuffer.h"
 #include "vblank.h"
@@ -271,12 +270,6 @@ static const struct dri_extension brw_extensions[] = {
    { NULL,                                NULL }
 };
 
-static const struct dri_extension ttm_extensions[] = {
-   {"GL_EXT_framebuffer_object", GL_EXT_framebuffer_object_functions},
-   {"GL_ARB_pixel_buffer_object", NULL},
-   {NULL, NULL}
-};
-
 /**
  * Initializes potential list of extensions if ctx == NULL, or actually enables
  * extensions for a context.
@@ -291,9 +284,6 @@ void intelInitExtensions(GLcontext *ctx, GLboolean enable_imaging)
 
    driInitExtensions(ctx, card_extensions, enable_imaging);
 
-   if (intel == NULL || intel->ttm)
-      driInitExtensions(ctx, ttm_extensions, GL_FALSE);
-
    if (intel == NULL || IS_965(intel->intelScreen->deviceID))
       driInitExtensions(ctx, brw_extensions, GL_FALSE);
 }
@@ -409,63 +399,24 @@ static GLboolean
 intel_init_bufmgr(struct intel_context *intel)
 {
    intelScreenPrivate *intelScreen = intel->intelScreen;
-   GLboolean ttm_disable = getenv("INTEL_NO_TTM") != NULL;
-   GLboolean ttm_supported;
 
    /* If we've got a new enough DDX that's initializing TTM and giving us
     * object handles for the shared buffers, use that.
     */
    intel->ttm = GL_FALSE;
-   if (intel->intelScreen->driScrnPriv->dri2.enabled)
-       ttm_supported = GL_TRUE;
-   else if (intel->intelScreen->driScrnPriv->ddx_version.minor >= 9 &&
-	    intel->intelScreen->drmMinor >= 11 &&
-	    intel->intelScreen->front.bo_handle != -1)
-       ttm_supported = GL_TRUE;
-   else
-       ttm_supported = GL_FALSE;
 
-   if (!ttm_disable && ttm_supported) {
+   if (intelScreen->tex.size == 0) {
-      int bo_reuse_mode;
+      fprintf(stderr, "[%s:%u] Error initializing buffer manager.\n",
-      intel->bufmgr = intel_bufmgr_ttm_init(intel->driFd,
+           __func__, __LINE__);
-					    DRM_FENCE_TYPE_EXE,
+       return GL_FALSE;
-					    DRM_FENCE_TYPE_EXE |
-					    DRM_I915_FENCE_TYPE_RW,
-					    BATCH_SZ);
-      if (intel->bufmgr != NULL)
-	 intel->ttm = GL_TRUE;
-
-      bo_reuse_mode = driQueryOptioni(&intel->optionCache, "bo_reuse");
-      switch (bo_reuse_mode) {
-      case DRI_CONF_BO_REUSE_DISABLED:
-	 break;
-      case DRI_CONF_BO_REUSE_ALL:
-	 intel_ttm_enable_bo_reuse(intel->bufmgr);
-	 break;
-      }
    }
-   /* Otherwise, use the classic buffer manager. */
-   if (intel->bufmgr == NULL) {
-      if (ttm_disable) {
-	 fprintf(stderr, "TTM buffer manager disabled.  Using classic.\n");
-      } else {
-	 fprintf(stderr, "Failed to initialize TTM buffer manager.  "
-		 "Falling back to classic.\n");
-      }
 
-      if (intelScreen->tex.size == 0) {
+   intel->bufmgr = dri_bufmgr_fake_init(intelScreen->tex.offset,
-	 fprintf(stderr, "[%s:%u] Error initializing buffer manager.\n",
+					intelScreen->tex.map,
-		 __func__, __LINE__);
+					intelScreen->tex.size,
-	 return GL_FALSE;
+					intel_fence_emit,
-      }
+					intel_fence_wait,
-
+					intel);
-      intel->bufmgr = dri_bufmgr_fake_init(intelScreen->tex.offset,
-					   intelScreen->tex.map,
-					   intelScreen->tex.size,
-					   intel_fence_emit,
-					   intel_fence_wait,
-					   intel);
-   }
 
    return GL_TRUE;
 }

dist/Mesa/src/mesa/drivers/dri/intel/intel_ioctl.c

@@ -43,8 +43,6 @@
 #include "drm.h"
 #include "i915_drm.h"
 
-#include "intel_bufmgr_ttm.h"
-
 #define FILE_DEBUG_FLAG DEBUG_IOCTL
 
 int

dist/Mesa/src/mesa/drivers/dri/intel/intel_regions.c

@@ -44,7 +44,6 @@
 #include "intel_blit.h"
 #include "intel_buffer_objects.h"
 #include "dri_bufmgr.h"
-#include "intel_bufmgr_ttm.h"
 #include "intel_batchbuffer.h"
 
 #define FILE_DEBUG_FLAG DEBUG_REGION
@@ -114,19 +113,6 @@ intel_region_alloc(struct intel_context *intel,
    return intel_region_alloc_internal(intel, cpp, pitch, height, 0, buffer);
 }
 
-struct intel_region *
-intel_region_alloc_for_handle(struct intel_context *intel,
-			      GLuint cpp, GLuint pitch, GLuint height,
-			      GLuint tiled, GLuint handle)
-{
-   dri_bo *buffer;
-
-   buffer = intel_ttm_bo_create_from_handle(intel->bufmgr, "region", handle);
-
-   return intel_region_alloc_internal(intel,
-				      cpp, pitch, height, tiled, buffer);
-}
-
 void
 intel_region_reference(struct intel_region **dst, struct intel_region *src)
 {
@@ -437,20 +423,13 @@ intel_recreate_static(struct intel_context *intel,
    region->height = intelScreen->height;     /* needed? */
    region->tiled = region_desc->tiled;
 
-   if (intel->ttm) {
+   region->buffer = dri_bo_alloc_static(intel->bufmgr,
-      assert(region_desc->bo_handle != -1);
+					name,
-      region->buffer = intel_ttm_bo_create_from_handle(intel->bufmgr,
+					region_desc->offset,
-						       name,
+					intelScreen->pitch *
-						       region_desc->bo_handle);
+					intelScreen->height,
-   } else {
+					region_desc->map,
-      region->buffer = dri_bo_alloc_static(intel->bufmgr,
+					DRM_BO_FLAG_MEM_TT);
-					   name,
-					   region_desc->offset,
-					   intelScreen->pitch *
-					   intelScreen->height,
-					   region_desc->map,
-					   DRM_BO_FLAG_MEM_TT);
-   }
 
    assert(region->buffer != NULL);
 

dist/Mesa/src/mesa/drivers/dri/intel/intel_regions.h

@@ -66,11 +66,6 @@ struct intel_region *intel_region_alloc(struct intel_context *intel,
                                         GLuint cpp,
                                         GLuint pitch, GLuint height);
 
-struct intel_region *
-intel_region_alloc_for_handle(struct intel_context *intel,
-			      GLuint cpp, GLuint pitch, GLuint height,
-			      GLuint tiled, unsigned int handle);
-
 void intel_region_reference(struct intel_region **dst,
                             struct intel_region *src);
 

dist/Mesa/src/mesa/drivers/dri/intel/intel_screen.c

@@ -49,7 +49,6 @@
 #include "i830_dri.h"
 #include "intel_regions.h"
 #include "intel_batchbuffer.h"
-#include "intel_bufmgr_ttm.h"
 
 PUBLIC const char __driConfigOptions[] =
    DRI_CONF_BEGIN
@@ -243,16 +242,6 @@ intelUpdateScreenFromSAREA(intelScreenPrivate * intelScreen,
    intelScreen->depth.size = sarea->depth_size;
    intelScreen->depth.tiled = sarea->depth_tiled;
 
-   if (intelScreen->driScrnPriv->ddx_version.minor >= 9) {
-      intelScreen->front.bo_handle = sarea->front_bo_handle;
-      intelScreen->back.bo_handle = sarea->back_bo_handle;
-      intelScreen->depth.bo_handle = sarea->depth_bo_handle;
-   } else {
-      intelScreen->front.bo_handle = -1;
-      intelScreen->back.bo_handle = -1;
-      intelScreen->depth.bo_handle = -1;
-   }
-
    intelScreen->tex.offset = sarea->tex_offset;
    intelScreen->logTextureGranularity = sarea->log_tex_granularity;
    intelScreen->tex.handle = sarea->tex_handle;