From f68a61d88398fe8eb3eb41b929dcb4483354a81e Mon Sep 17 00:00:00 2001
From: Dave Airlie <airlied@redhat.com>
Date: Sat, 31 Jan 2009 02:00:12 +1000
Subject: r200/r300: swtcl fixups to use old dma buffers on top of BOs

---
 src/mesa/drivers/dri/radeon/common_misc.c | 68 +++++++++++++++----------------
 1 file changed, 34 insertions(+), 34 deletions(-)

(limited to 'src/mesa/drivers/dri/radeon/common_misc.c')

diff --git a/src/mesa/drivers/dri/radeon/common_misc.c b/src/mesa/drivers/dri/radeon/common_misc.c
index 1adcefb19a..9044967ac0 100644
--- a/src/mesa/drivers/dri/radeon/common_misc.c
+++ b/src/mesa/drivers/dri/radeon/common_misc.c
@@ -2420,46 +2420,46 @@ void radeonAllocDmaRegion(radeonContextPtr rmesa,
 
 void radeonReleaseDmaRegion(radeonContextPtr rmesa)
 {
-	rmesa->dma.nr_released_bufs++;
-	radeon_bo_unref(rmesa->dma.current);
+	if (rmesa->dma.current) {
+		rmesa->dma.nr_released_bufs++;
+		radeon_bo_unref(rmesa->dma.current);
+	}
 	rmesa->dma.current = NULL;
 }
 
-void rcommonEmitVertexAOS(radeonContextPtr rmesa, GLuint vertex_size, struct radeon_bo *bo, GLuint offset)
+
+/* Flush vertices in the current dma region.
+ */
+void rcommon_flush_last_swtcl_prim( GLcontext *ctx  )
 {
-	BATCH_LOCALS(rmesa);
+	radeonContextPtr rmesa = RADEON_CONTEXT(ctx);
+	struct radeon_dma *dma = &rmesa->dma;
+		
 
-	if (RADEON_DEBUG & DEBUG_VERTS)
-		fprintf(stderr, "%s:  vertex_size %d, offset 0x%x \n",
-			__FUNCTION__, vertex_size, offset);
+	if (RADEON_DEBUG & DEBUG_IOCTL)
+		fprintf(stderr, "%s\n", __FUNCTION__);
+	dma->flush = NULL;
 
-	BEGIN_BATCH(5);
-	OUT_BATCH_PACKET3(R300_PACKET3_3D_LOAD_VBPNTR, 2);
-	OUT_BATCH(1);
-	OUT_BATCH(vertex_size | (vertex_size << 8));
-	OUT_BATCH_RELOC(offset, bo, offset, RADEON_GEM_DOMAIN_GTT, 0, 0);
-	END_BATCH();
-}
+	if (dma->current) {
+	    GLuint current_offset = dma->current_used;
 
-void rcommonEmitVbufPrim(radeonContextPtr rmesa, GLuint primitive, GLuint vertex_nr)
-{
-	BATCH_LOCALS(rmesa);
-	int type, num_verts;
+	    assert (dma->current_used +
+		    rmesa->swtcl.numverts * rmesa->swtcl.vertex_size * 4 ==
+		    dma->current_vertexptr);
 
-	type = r300PrimitiveType(rmesa, primitive);
-	num_verts = r300NumVerts(rmesa, vertex_nr, primitive);
+	    radeon_bo_unmap(dma->current);
+	    if (dma->current_used != dma->current_vertexptr) {
+		    dma->current_used = dma->current_vertexptr;
 
-	BEGIN_BATCH(3);
-	OUT_BATCH_PACKET3(R300_PACKET3_3D_DRAW_VBUF_2, 0);
-	OUT_BATCH(R300_VAP_VF_CNTL__PRIM_WALK_VERTEX_LIST | (num_verts << 16) | type);
-	END_BATCH();
+		    rmesa->vtbl.swtcl_flush(ctx, current_offset);
+	    }
+	    radeonReleaseDmaRegion(rmesa);
+	    rmesa->swtcl.numverts = 0;
+	}
 }
-			    
-
-
 /* Alloc space in the current dma region.
  */
-static void *
+void *
 rcommonAllocDmaLowVerts( radeonContextPtr rmesa, int nverts, int vsize )
 {
 	GLuint bytes = vsize * nverts;
@@ -2471,19 +2471,19 @@ rcommonAllocDmaLowVerts( radeonContextPtr rmesa, int nverts, int vsize )
 
         if (!rmesa->dma.flush) {
                 rmesa->glCtx->Driver.NeedFlush |= FLUSH_STORED_VERTICES;
-                rmesa->dma.flush = flush_last_swtcl_prim;
+                rmesa->dma.flush = rcommon_flush_last_swtcl_prim;
         }
 
 	ASSERT( vsize == rmesa->swtcl.vertex_size * 4 );
-        ASSERT( rmesa->radeon.dma.flush == flush_last_swtcl_prim );
-        ASSERT( rmesa->radeon.dma.current_used +
+        ASSERT( rmesa->dma.flush == rcommon_flush_last_swtcl_prim );
+        ASSERT( rmesa->dma.current_used +
                 rmesa->swtcl.numverts * rmesa->swtcl.vertex_size * 4 ==
-                rmesa->radeon.dma.current_vertexptr );
+                rmesa->dma.current_vertexptr );
 
 //	fprintf(stderr,"current %p %x\n", rmesa->radeon.dma.current->ptr,
 //		rmesa->radeon.dma.current_vertexptr);
-	head = (rmesa->radeon.dma.current->ptr + rmesa->radeon.dma.current_vertexptr);
-	rmesa->radeon.dma.current_vertexptr += bytes;
+	head = (rmesa->dma.current->ptr + rmesa->dma.current_vertexptr);
+	rmesa->dma.current_vertexptr += bytes;
 	rmesa->swtcl.numverts += nverts;
 	return head;
 }
-- 
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