diff --git a/src/i830.h b/src/i830.h
index 207d4ecd..0d8726c5 100644
--- a/src/i830.h
+++ b/src/i830.h
@@ -692,8 +692,7 @@ extern void I830SetupForSolidFill(ScrnInfoPtr pScrn, int color, int rop,
 extern void I830SubsequentSolidFillRect(ScrnInfoPtr pScrn, int x, int y,
 					int w, int h);
 
-Bool i830_allocator_init(ScrnInfoPtr pScrn, unsigned long offset,
-			 unsigned long size);
+Bool i830_allocator_init(ScrnInfoPtr pScrn, unsigned long size);
 void i830_allocator_fini(ScrnInfoPtr pScrn);
 i830_memory * i830_allocate_memory(ScrnInfoPtr pScrn, const char *name,
 				   unsigned long size, unsigned long pitch,
diff --git a/src/i830_driver.c b/src/i830_driver.c
index 1887a518..0f66d63f 100644
--- a/src/i830_driver.c
+++ b/src/i830_driver.c
@@ -2319,7 +2319,7 @@ i830_memory_init(ScrnInfoPtr pScrn)
 
     tiled = i830_tiled_width(pI830, &pScrn->displayWidth, pI830->cpp);
     /* Set up our video memory allocator for the chosen videoRam */
-    if (!i830_allocator_init(pScrn, 0, pScrn->videoRam * KB(1))) {
+    if (!i830_allocator_init(pScrn, pScrn->videoRam * KB(1))) {
 	xf86DrvMsg(pScrn->scrnIndex, X_ERROR,
 		"Couldn't initialize video memory allocator\n");
 	PreInitCleanup(pScrn);
diff --git a/src/i830_memory.c b/src/i830_memory.c
index d5827f81..18ddff4f 100644
--- a/src/i830_memory.c
+++ b/src/i830_memory.c
@@ -364,7 +364,7 @@ i830_reset_allocations(ScrnInfoPtr pScrn)
  * addresses to reference.
  */
 Bool
-i830_allocator_init(ScrnInfoPtr pScrn, unsigned long offset, unsigned long size)
+i830_allocator_init(ScrnInfoPtr pScrn, unsigned long size)
 {
     I830Ptr pI830 = I830PTR(pScrn);
     i830_memory *start, *end;
@@ -395,12 +395,12 @@ i830_allocator_init(ScrnInfoPtr pScrn, unsigned long offset, unsigned long size)
     }
 
     start->key = -1;
-    start->offset = offset;
+    start->offset = 0;
     start->end = start->offset;
     start->size = 0;
     start->next = end;
     end->key = -1;
-    end->offset = offset + size;
+    end->offset = size;
     end->end = end->offset;
     end->size = 0;
     end->prev = start;