nouveau: give resources a start property

src/mesa/drivers/dri/nouveau_winsys/Makefile

@@ -22,6 +22,7 @@ DRIVER_SOURCES = \
 	nouveau_lock.c \
 	nouveau_notifier.c \
 	nouveau_pushbuf.c \
+	nouveau_resource.c \
 	nouveau_screen.c \
 	nouveau_swapbuffers.c \
 	nouveau_winsys.c \

src/mesa/drivers/dri/nouveau_winsys/nouveau_drmif.h

@@ -281,7 +281,8 @@ nouveau_bo_validate(struct nouveau_channel *, struct nouveau_bo *,
 		    struct nouveau_fence *fence, uint32_t flags);
 
 extern int
-nouveau_resource_init(struct nouveau_resource **heap, int size);
+nouveau_resource_init(struct nouveau_resource **heap, unsigned start,
+		      unsigned size);
 
 extern int
 nouveau_resource_alloc(struct nouveau_resource *heap, int size, void *priv,

src/mesa/drivers/dri/nouveau_winsys/nouveau_pushbuf.c

@@ -36,7 +36,7 @@ nouveau_pushbuf_init(struct nouveau_channel *chan)
 		return -EINVAL;
 
 	/* Everything except first 4KiB of the push buffer is managed by us */
-	if (nouveau_resource_init(&nvchan->pb_heap,
+	if (nouveau_resource_init(&nvchan->pb_heap, 4096,
 				  nvchan->drm.cmdbuf_size - 4096))
 		return -EINVAL;
 
@@ -116,7 +116,7 @@ nouveau_pushbuf_flush(struct nouveau_channel *chan)
 #ifdef NOUVEAU_DMA_DEBUG
 	nvchan->dma.push_free = 1;
 #endif
-	OUT_RING_CH(chan, 0x20000000 | (nvpb->res->start + 4096));
+	OUT_RING_CH(chan, 0x20000000 | nvpb->res->start);
 
 	/* Add JMP back to master pushbuf from indirect pushbuf */
 	(*nvpb->base.cur++) =
@@ -179,7 +179,7 @@ out_realloc:
 
 	nvpb->base.channel = chan;
 	nvpb->base.remaining = nvpb->res->size / 4;
-	nvpb->base.cur = &nvchan->pushbuf[(nvpb->res->start + 4096)/4];
+	nvpb->base.cur = &nvchan->pushbuf[nvpb->res->start/4];
 
 	if (nvchan->pb_tail) {
 		nouveau_pushbuf(nvchan->pb_tail)->next = &nvpb->base;

src/mesa/drivers/dri/nouveau_winsys/nouveau_resource.c

@@ -0,0 +1,111 @@
+/*
+ * Copyright 2007 Nouveau Project
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
+ * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#include <stdlib.h>
+#include <errno.h>
+
+#include "nouveau_drmif.h"
+#include "nouveau_local.h"
+
+int
+nouveau_resource_init(struct nouveau_resource **heap,
+		      unsigned start, unsigned size)
+{
+	struct nouveau_resource *r;
+
+	r = calloc(1, sizeof(struct nouveau_resource));
+	if (!r)
+		return 1;
+
+	r->start = start;
+	r->size  = size;
+	*heap = r;
+	return 0;
+}
+
+int
+nouveau_resource_alloc(struct nouveau_resource *heap, int size, void *priv,
+		       struct nouveau_resource **res)
+{
+	struct nouveau_resource *r;
+
+	if (!heap || !size || !res || *res)
+		return 1;
+
+	while (heap) {
+		if (!heap->in_use && heap->size >= size) {
+			r = calloc(1, sizeof(struct nouveau_resource));
+			if (!r)
+				return 1;
+
+			r->start  = (heap->start + heap->size) - size;
+			r->size   = size;
+			r->in_use = 1;
+			r->priv   = priv;
+
+			heap->size -= size;
+
+			r->next = heap->next;
+			if (heap->next)
+				heap->next->prev = r;
+			r->prev = heap;
+			heap->next = r;
+
+			*res = r;
+			return 0;
+		}
+			
+		heap = heap->next;
+	}
+
+	return 1;
+}
+
+void
+nouveau_resource_free(struct nouveau_resource **res)
+{
+	struct nouveau_resource *r;
+
+	if (!res || !*res)
+		return;
+	r = *res;
+
+	if (r->prev && !r->prev->in_use) {
+		r->prev->next = r->next;
+		if (r->next)
+			r->next->prev = r->prev;
+		r->prev->size += r->size;
+		free(r);
+	} else
+	if (r->next && !r->next->in_use) {
+		r->next->prev = r->prev;
+		if (r->prev)
+			r->prev->next = r->next;
+		r->next->size += r->size;
+		r->next->start = r->start;
+		free(r);
+	} else {
+		r->in_use = 0;
+	}
+
+	*res = NULL;
+}

src/mesa/drivers/dri/nouveau_winsys/nouveau_winsys.c

@@ -5,89 +5,6 @@
 
 #include "pipe/nouveau/nouveau_winsys.h"
 
-int
-nouveau_resource_init(struct nouveau_resource **heap, int size)
-{
-	struct nouveau_resource *r;
-
-	r = calloc(1, sizeof(struct nouveau_resource));
-	if (!r)
-		return 1;
-
-	r->start = 0;
-	r->size  = size;
-	*heap = r;
-	return 0;
-}
-
-int
-nouveau_resource_alloc(struct nouveau_resource *heap, int size, void *priv,
-		       struct nouveau_resource **res)
-{
-	struct nouveau_resource *r;
-
-	if (!heap || !size || !res || *res)
-		return 1;
-
-	while (heap) {
-		if (!heap->in_use && heap->size >= size) {
-			r = calloc(1, sizeof(struct nouveau_resource));
-			if (!r)
-				return 1;
-
-			r->start  = (heap->start + heap->size) - size;
-			r->size   = size;
-			r->in_use = TRUE;
-			r->priv   = priv;
-
-			heap->size -= size;
-
-			r->next = heap->next;
-			if (heap->next)
-				heap->next->prev = r;
-			r->prev = heap;
-			heap->next = r;
-
-			*res = r;
-			return 0;
-		}
-			
-		heap = heap->next;
-	}
-
-	return 1;
-}
-
-void
-nouveau_resource_free(struct nouveau_resource **res)
-{
-	struct nouveau_resource *r;
-
-	if (!res || !*res)
-		return;
-	r = *res;
-
-	if (r->prev && !r->prev->in_use) {
-		r->prev->next = r->next;
-		if (r->next)
-			r->next->prev = r->prev;
-		r->prev->size += r->size;
-		free(r);
-	} else
-	if (r->next && !r->next->in_use) {
-		r->next->prev = r->prev;
-		if (r->prev)
-			r->prev->next = r->next;
-		r->next->size += r->size;
-		r->next->start = r->start;
-		free(r);
-	} else {
-		r->in_use = FALSE;
-	}
-
-	*res = NULL;
-}
-
 static int
 nouveau_pipe_notifier_alloc(struct nouveau_winsys *nvws, int count,
 			    struct nouveau_notifier **notify)

src/mesa/pipe/nouveau/nouveau_winsys.h

@@ -17,7 +17,8 @@ struct nouveau_winsys {
 
 	struct nouveau_channel *channel;
 
-	int  (*res_init)(struct nouveau_resource **heap, int size);
+	int  (*res_init)(struct nouveau_resource **heap, unsigned start,
+			 unsigned size);
 	int  (*res_alloc)(struct nouveau_resource *heap, int size, void *priv,
 			  struct nouveau_resource **);
 	void (*res_free)(struct nouveau_resource **);

src/mesa/pipe/nv40/nv40_context.c

@@ -241,8 +241,8 @@ nv40_create(struct pipe_winsys *pipe_winsys, struct nouveau_winsys *nvws,
 		return NULL;
 	}
 
-	if (nvws->res_init(&nv40->vertprog.exec_heap, 512) ||
-	    nvws->res_init(&nv40->vertprog.data_heap, 256)) {
+	if (nvws->res_init(&nv40->vertprog.exec_heap, 0, 512) ||
+	    nvws->res_init(&nv40->vertprog.data_heap, 0, 256)) {
 		nvws->res_free(&nv40->vertprog.exec_heap);
 		nvws->res_free(&nv40->vertprog.data_heap);
 		free(nv40);