From e886ae4c58bc98897d6901e3f30deea008bc7f8a Mon Sep 17 00:00:00 2001
From: Eric Anholt <eric@anholt.net>
Date: Thu, 27 Sep 2007 15:11:39 -0700
Subject: Revert "WIP 965 conversion to dri_bufmgr."

This reverts commit b2f1aa2389473ed09170713301b042661d70a48e.

Somehow I ended up with my branch's save-this-while-I-work-on-master commit
actually on master.
---
 src/mesa/drivers/dri/i965/intel_screen.c | 59 ++++----------------------------
 1 file changed, 7 insertions(+), 52 deletions(-)

(limited to 'src/mesa/drivers/dri/i965/intel_screen.c')

diff --git a/src/mesa/drivers/dri/i965/intel_screen.c b/src/mesa/drivers/dri/i965/intel_screen.c
index 06bf9214f0..5dac50df32 100644
--- a/src/mesa/drivers/dri/i965/intel_screen.c
+++ b/src/mesa/drivers/dri/i965/intel_screen.c
@@ -109,18 +109,12 @@ intelMapScreenRegions(__DRIscreenPrivate *sPriv)
       return GL_FALSE;
    }
 
-   if (intelScreen->tex.size != 0) {
-      intelScreen->ttm = GL_FALSE;
-
-      if (drmMap(sPriv->fd,
-		 intelScreen->tex.handle,
-		 intelScreen->tex.size,
-		 (drmAddress *)&intelScreen->tex.map) != 0) {
-	 intelUnmapScreenRegions(intelScreen);
-	 return GL_FALSE;
-      }
-   } else {
-      intelScreen->ttm = GL_TRUE;
+   if (drmMap(sPriv->fd,
+              intelScreen->tex.handle,
+              intelScreen->tex.size,
+              (drmAddress *)&intelScreen->tex.map) != 0) {
+      intelUnmapScreenRegions(intelScreen);
+      return GL_FALSE;
    }
 
    if (0)
@@ -169,32 +163,6 @@ intelUnmapScreenRegions(intelScreenPrivate *intelScreen)
    }
 }
 
-/** Driver-specific fence emit implementation for the fake memory manager. */
-static unsigned int
-intel_fence_emit(void *private)
-{
-   intelScreenPrivate *intelScreen = (intelScreenPrivate *)private;
-   unsigned int fence;
-
-   /* XXX: Need to emit a flush, if we haven't already (at least with the
-    * current batchbuffer implementation, we have).
-    */
-
-   fence = intelEmitIrqLocked(intelScreen);
-
-   return fence;
-}
-
-/** Driver-specific fence wait implementation for the fake memory manager. */
-static int
-intel_fence_wait(void *private, unsigned int cookie)
-{
-   intelScreenPrivate *intelScreen = (intelScreenPrivate *)private;
-
-   intelWaitIrq(intelScreen, cookie);
-
-   return 0;
-}
 
 static void
 intelPrintDRIInfo(intelScreenPrivate *intelScreen,
@@ -391,19 +359,7 @@ static GLboolean intelInitDriver(__DRIscreenPrivate *sPriv)
       (*glx_enable_extension)( psc, "GLX_SGI_make_current_read" );
       (*glx_enable_extension)( psc, "GLX_MESA_copy_sub_buffer" );
    }
-
-   assert(!intelScreen->ttm);
-   intelScreen->bufmgr = dri_bufmgr_fake_init(intelScreen->tex.offset,
-					      intelScreen->tex.map,
-					      intelScreen->tex.size,
-					      intel_fence_emit,
-					      intel_fence_wait,
-					      intelScreen);
-   if (intelScreen->bufmgr == FALSE) {
-      fprintf(stderr, "Couldn't initialize buffer manager\n");
-      return GL_FALSE;
-   }
-
+   
    return GL_TRUE;
 }
 
@@ -413,7 +369,6 @@ static void intelDestroyScreen(__DRIscreenPrivate *sPriv)
    intelScreenPrivate *intelScreen = (intelScreenPrivate *)sPriv->private;
 
    intelUnmapScreenRegions(intelScreen);
-   dri_bufmgr_destroy(intelScreen->bufmgr);
    FREE(intelScreen);
    sPriv->private = NULL;
 }
-- 
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