8 files changed, 307 insertions, 60 deletions

diff --git a/src/gallium/drivers/nouveau/nouveau_screen.c b/src/gallium/drivers/nouveau/nouveau_screen.c
new file mode 100644
index 0000000000..3cab83eec0
--- /dev/null
+++ b/src/gallium/drivers/nouveau/nouveau_screen.c
@@ -0,0 +1,242 @@
+#include <pipe/p_defines.h>
+#include <pipe/p_screen.h>
+#include <pipe/p_state.h>
+
+#include <util/u_memory.h>
+
+#include "nouveau/nouveau_bo.h"
+#include "nouveau_winsys.h"
+#include "nouveau_screen.h"
+
+static const char *
+nouveau_screen_get_name(struct pipe_screen *pscreen)
+{
+	struct nouveau_device *dev = nouveau_screen(pscreen)->device;
+	static char buffer[128];
+
+	snprintf(buffer, sizeof(buffer), "NV%02X", dev->chipset);
+	return buffer;
+}
+
+static const char *
+nouveau_screen_get_vendor(struct pipe_screen *pscreen)
+{
+	return "nouveau";
+}
+
+static struct pipe_buffer *
+nouveau_screen_bo_skel(struct pipe_screen *pscreen, struct nouveau_bo *bo,
+		       unsigned alignment, unsigned usage, unsigned size)
+{
+	struct pipe_buffer *pb;
+	
+	pb = CALLOC(1, sizeof(struct pipe_buffer)+sizeof(struct nouveau_bo *));
+	if (!pb) {
+		nouveau_bo_ref(NULL, &bo);
+		return NULL;
+	}
+
+	pipe_reference_init(&pb->reference, 1);
+	pb->screen = pscreen;
+	pb->alignment = alignment;
+	pb->usage = usage;
+	pb->size = size;
+	*(struct nouveau_bo **)(pb + 1) = bo;
+	return pb;
+}
+
+static struct pipe_buffer *
+nouveau_screen_bo_new(struct pipe_screen *pscreen, unsigned alignment,
+		      unsigned usage, unsigned size)
+{
+	struct nouveau_device *dev = nouveau_screen(pscreen)->device;
+	struct nouveau_bo *bo = NULL;
+	uint32_t flags = NOUVEAU_BO_MAP;
+	int ret;
+
+	if (usage & NOUVEAU_BUFFER_USAGE_TRANSFER)
+		flags |= NOUVEAU_BO_GART;
+	else
+	if (usage & PIPE_BUFFER_USAGE_VERTEX) {
+		if (pscreen->get_param(pscreen, NOUVEAU_CAP_HW_VTXBUF))
+			flags |= NOUVEAU_BO_GART;
+	} else
+	if (usage & PIPE_BUFFER_USAGE_INDEX) {
+		if (pscreen->get_param(pscreen, NOUVEAU_CAP_HW_IDXBUF))
+			flags |= NOUVEAU_BO_GART;
+	}
+
+	if (usage & PIPE_BUFFER_USAGE_PIXEL) {
+		if (usage & NOUVEAU_BUFFER_USAGE_TEXTURE)
+			flags |= NOUVEAU_BO_GART;
+		if (!(usage & PIPE_BUFFER_USAGE_CPU_READ_WRITE))
+			flags |= NOUVEAU_BO_VRAM;
+
+		if (dev->chipset == 0x50 || dev->chipset >= 0x80) {
+			flags |= NOUVEAU_BO_TILED;
+			if (usage & NOUVEAU_BUFFER_USAGE_ZETA)
+				flags |= NOUVEAU_BO_ZTILE;
+		}
+	}
+
+	ret = nouveau_bo_new(dev, flags, alignment, size, &bo);
+	if (ret)
+		return NULL;
+
+	return nouveau_screen_bo_skel(pscreen, bo, alignment, usage, size);
+}
+
+static struct pipe_buffer *
+nouveau_screen_bo_user(struct pipe_screen *pscreen, void *ptr, unsigned bytes)
+{
+	struct nouveau_device *dev = nouveau_screen(pscreen)->device;
+	struct nouveau_bo *bo = NULL;
+	int ret;
+
+	ret = nouveau_bo_user(dev, ptr, bytes, &bo);
+	if (ret)
+		return NULL;
+
+	return nouveau_screen_bo_skel(pscreen, bo, 0, 0, bytes);
+}
+
+static inline uint32_t
+nouveau_screen_map_flags(unsigned pipe)
+{
+	uint32_t flags = 0;
+
+	if (pipe & PIPE_BUFFER_USAGE_CPU_READ)
+		flags |= NOUVEAU_BO_RD;
+	if (pipe & PIPE_BUFFER_USAGE_CPU_WRITE)
+		flags |= NOUVEAU_BO_WR;
+#ifdef NOUVEAU_BO_NOWAIT
+	if (pipe & PIPE_BUFFER_USAGE_DISCARD)
+		flags |= NOUVEAU_BO_INVAL;
+
+	if (pipe & PIPE_BUFFER_USAGE_DONTBLOCK)
+		flags |= NOUVEAU_BO_NOWAIT;
+	else
+	if (pipe & 0 /*PIPE_BUFFER_USAGE_UNSYNCHRONIZED*/)
+		flags |= NOUVEAU_BO_NOSYNC;
+#endif
+
+	return flags;
+}
+
+static void *
+nouveau_screen_bo_map(struct pipe_screen *pscreen, struct pipe_buffer *pb,
+		      unsigned usage)
+{
+	struct nouveau_bo *bo = nouveau_bo(pb);
+	int ret;
+
+	ret = nouveau_bo_map(bo, nouveau_screen_map_flags(usage));
+	if (ret) {
+		debug_printf("map failed: %d\n", ret);
+		return NULL;
+	}
+
+	return bo->map;
+}
+
+#ifdef NOUVEAU_BO_NOWAIT
+static void *
+nouveau_screen_bo_map_range(struct pipe_screen *pscreen, struct pipe_buffer *pb,
+			    unsigned offset, unsigned length, unsigned usage)
+{
+	struct nouveau_bo *bo = nouveau_bo(pb);
+	int ret;
+
+	ret = nouveau_bo_map_range(bo, offset, length,
+				   nouveau_screen_map_flags(usage));
+	if (ret) {
+		debug_printf("map_range failed: %d\n", ret);
+		return NULL;
+	}
+
+	return bo->map;
+}
+
+static void
+nouveau_screen_bo_map_flush(struct pipe_screen *pscreen, struct pipe_buffer *pb,
+			    unsigned offset, unsigned length)
+{
+	struct nouveau_bo *bo = nouveau_bo(pb);
+
+	nouveau_bo_map_flush(bo, offset, length);
+}
+#endif
+
+static void
+nouveau_screen_bo_unmap(struct pipe_screen *pscreen, struct pipe_buffer *pb)
+{
+	struct nouveau_bo *bo = nouveau_bo(pb);
+
+	nouveau_bo_unmap(bo);
+}
+
+static void
+nouveau_screen_bo_del(struct pipe_buffer *pb)
+{
+	struct nouveau_bo *bo = nouveau_bo(pb);
+
+	nouveau_bo_ref(NULL, &bo);
+	FREE(pb);
+}
+
+static void
+nouveau_screen_fence_ref(struct pipe_screen *pscreen,
+			 struct pipe_fence_handle **ptr,
+			 struct pipe_fence_handle *pfence)
+{
+	*ptr = pfence;
+}
+
+static int
+nouveau_screen_fence_signalled(struct pipe_screen *screen,
+			       struct pipe_fence_handle *pfence,
+			       unsigned flags)
+{
+	return 0;
+}
+
+static int
+nouveau_screen_fence_finish(struct pipe_screen *screen,
+			    struct pipe_fence_handle *pfence,
+			    unsigned flags)
+{
+	return 0;
+}
+
+int
+nouveau_screen_init(struct nouveau_screen *screen, struct nouveau_device *dev)
+{
+	struct pipe_screen *pscreen = &screen->base;
+
+	screen->device = dev;
+
+	pscreen->get_name = nouveau_screen_get_name;
+	pscreen->get_vendor = nouveau_screen_get_vendor;
+
+	pscreen->buffer_create = nouveau_screen_bo_new;
+	pscreen->user_buffer_create = nouveau_screen_bo_user;
+	pscreen->buffer_map = nouveau_screen_bo_map;
+#ifdef NOUVEAU_BO_NOWAIT
+	pscreen->buffer_map_range = nouveau_screen_bo_map_range;
+	pscreen->buffer_flush_mapped_range = nouveau_screen_bo_map_flush;
+#endif
+	pscreen->buffer_unmap = nouveau_screen_bo_unmap;
+	pscreen->buffer_destroy = nouveau_screen_bo_del;
+
+	pscreen->fence_reference = nouveau_screen_fence_ref;
+	pscreen->fence_signalled = nouveau_screen_fence_signalled;
+	pscreen->fence_finish = nouveau_screen_fence_finish;
+
+	return 0;
+}
+
+void
+nouveau_screen_fini(struct nouveau_screen *screen)
+{
+}
+
diff --git a/src/gallium/drivers/nouveau/nouveau_screen.h b/src/gallium/drivers/nouveau/nouveau_screen.h
new file mode 100644
index 0000000000..cffba11762
--- /dev/null
+++ b/src/gallium/drivers/nouveau/nouveau_screen.h
@@ -0,0 +1,24 @@
+#ifndef __NOUVEAU_SCREEN_H__
+#define __NOUVEAU_SCREEN_H__
+
+struct nouveau_screen {
+	struct pipe_screen base;
+	struct nouveau_device *device;
+};
+
+static inline struct nouveau_screen *
+nouveau_screen(struct pipe_screen *pscreen)
+{
+	return (struct nouveau_screen *)pscreen;
+}
+
+static inline struct nouveau_bo *
+nouveau_bo(struct pipe_buffer *pb)
+{
+	return pb ? *(struct nouveau_bo **)(pb + 1) : NULL;
+}
+
+int nouveau_screen_init(struct nouveau_screen *, struct nouveau_device *);
+void nouveau_screen_fini(struct nouveau_screen *);
+
+#endif
diff --git a/src/gallium/drivers/nv50/nv50_context.h b/src/gallium/drivers/nv50/nv50_context.h
index d960657066..7b67a75439 100644
--- a/src/gallium/drivers/nv50/nv50_context.h
+++ b/src/gallium/drivers/nv50/nv50_context.h
@@ -23,8 +23,6 @@
 #define NOUVEAU_MSG(fmt, args...) \
 	fprintf(stderr, "nouveau: "fmt, ##args);
 
-#define nouveau_bo(pb) nv50->screen->nvws->get_bo(pb)
-
 /* Constant buffer assignment */
 #define NV50_CB_PMISC		0
 #define NV50_CB_PVP		1
diff --git a/src/gallium/drivers/nv50/nv50_query.c b/src/gallium/drivers/nv50/nv50_query.c
index 35cebdbdc3..4d05eeac2c 100644
--- a/src/gallium/drivers/nv50/nv50_query.c
+++ b/src/gallium/drivers/nv50/nv50_query.c
@@ -90,7 +90,7 @@ nv50_query_end(struct pipe_context *pipe, struct pipe_query *pq)
 	struct nouveau_channel *chan = nv50->screen->nvws->channel;
 	struct nouveau_grobj *tesla = nv50->screen->tesla;
 	struct nv50_query *q = nv50_query(pq);
-	struct nouveau_bo *bo = nv50->screen->nvws->get_bo(q->buffer);
+	struct nouveau_bo *bo = nouveau_bo(q->buffer);
 
 	WAIT_RING (chan, 5);
 	BEGIN_RING(chan, tesla, 0x1b00, 4);
diff --git a/src/gallium/drivers/nv50/nv50_screen.c b/src/gallium/drivers/nv50/nv50_screen.c
index b7e9df77db..3b830847ca 100644
--- a/src/gallium/drivers/nv50/nv50_screen.c
+++ b/src/gallium/drivers/nv50/nv50_screen.c
@@ -22,8 +22,6 @@
 
 #include "pipe/p_screen.h"
 
-#include "util/u_simple_screen.h"
-
 #include "nv50_context.h"
 #include "nv50_screen.h"
 
@@ -68,23 +66,6 @@ nv50_screen_is_format_supported(struct pipe_screen *pscreen,
 	return FALSE;
 }
 
-static const char *
-nv50_screen_get_name(struct pipe_screen *pscreen)
-{
-	struct nv50_screen *screen = nv50_screen(pscreen);
-	struct nouveau_device *dev = screen->nvws->channel->device;
-	static char buffer[128];
-
-	snprintf(buffer, sizeof(buffer), "NV%02X", dev->chipset);
-	return buffer;
-}
-
-static const char *
-nv50_screen_get_vendor(struct pipe_screen *pscreen)
-{
-	return "nouveau";
-}
-
 static int
 nv50_screen_get_param(struct pipe_screen *pscreen, int param)
 {
@@ -153,7 +134,10 @@ nv50_screen_get_paramf(struct pipe_screen *pscreen, int param)
 static void
 nv50_screen_destroy(struct pipe_screen *pscreen)
 {
-	FREE(pscreen);
+	struct nv50_screen *screen = nv50_screen(pscreen);
+
+	nouveau_screen_fini(&screen->base);
+	FREE(screen);
 }
 
 struct pipe_screen *
@@ -161,6 +145,7 @@ nv50_screen_create(struct pipe_winsys *ws, struct nouveau_winsys *nvws)
 {
 	struct nv50_screen *screen = CALLOC_STRUCT(nv50_screen);
 	struct nouveau_device *dev = nvws->channel->device;
+	struct pipe_screen *pscreen;
 	struct nouveau_stateobj *so;
 	unsigned chipset = dev->chipset;
 	unsigned tesla_class = 0;
@@ -168,13 +153,31 @@ nv50_screen_create(struct pipe_winsys *ws, struct nouveau_winsys *nvws)
 
 	if (!screen)
 		return NULL;
+	pscreen = &screen->base.base;
+
+	ret = nouveau_screen_init(&screen->base, nvws->channel->device);
+	if (ret) {
+		nv50_screen_destroy(pscreen);
+		return NULL;
+	}
+
+        /* Setup the pipe */
 	screen->nvws = nvws;
 
+	pscreen->winsys = ws;
+	pscreen->destroy = nv50_screen_destroy;
+	pscreen->get_param = nv50_screen_get_param;
+	pscreen->get_paramf = nv50_screen_get_paramf;
+	pscreen->is_format_supported = nv50_screen_is_format_supported;
+
+	nv50_screen_init_miptree_functions(pscreen);
+	nv50_transfer_init_screen_functions(pscreen);
+
 	/* DMA engine object */
 	ret = nvws->grobj_alloc(nvws, 0x5039, &screen->m2mf);
 	if (ret) {
 		NOUVEAU_ERR("Error creating M2MF object: %d\n", ret);
-		nv50_screen_destroy(&screen->pipe);
+		nv50_screen_destroy(pscreen);
 		return NULL;
 	}
 
@@ -182,7 +185,7 @@ nv50_screen_create(struct pipe_winsys *ws, struct nouveau_winsys *nvws)
 	ret = nvws->grobj_alloc(nvws, NV50_2D, &screen->eng2d);
 	if (ret) {
 		NOUVEAU_ERR("Error creating 2D object: %d\n", ret);
-		nv50_screen_destroy(&screen->pipe);
+		nv50_screen_destroy(pscreen);
 		return NULL;
 	}
 
@@ -200,20 +203,20 @@ nv50_screen_create(struct pipe_winsys *ws, struct nouveau_winsys *nvws)
 		break;
 	default:
 		NOUVEAU_ERR("Not a known NV50 chipset: NV%02x\n", chipset);
-		nv50_screen_destroy(&screen->pipe);
+		nv50_screen_destroy(pscreen);
 		return NULL;
 	}
 
 	if (tesla_class == 0) {
 		NOUVEAU_ERR("Unknown G8x chipset: NV%02x\n", chipset);
-		nv50_screen_destroy(&screen->pipe);
+		nv50_screen_destroy(pscreen);
 		return NULL;
 	}
 
 	ret = nvws->grobj_alloc(nvws, tesla_class, &screen->tesla);
 	if (ret) {
 		NOUVEAU_ERR("Error creating 3D object: %d\n", ret);
-		nv50_screen_destroy(&screen->pipe);
+		nv50_screen_destroy(pscreen);
 		return NULL;
 	}
 
@@ -221,26 +224,10 @@ nv50_screen_create(struct pipe_winsys *ws, struct nouveau_winsys *nvws)
 	ret = nvws->notifier_alloc(nvws, 1, &screen->sync);
 	if (ret) {
 		NOUVEAU_ERR("Error creating notifier object: %d\n", ret);
-		nv50_screen_destroy(&screen->pipe);
+		nv50_screen_destroy(pscreen);
 		return NULL;
 	}
 
-        /* Setup the pipe */
-	screen->pipe.winsys = ws;
-
-	screen->pipe.destroy = nv50_screen_destroy;
-
-	screen->pipe.get_name = nv50_screen_get_name;
-	screen->pipe.get_vendor = nv50_screen_get_vendor;
-	screen->pipe.get_param = nv50_screen_get_param;
-	screen->pipe.get_paramf = nv50_screen_get_paramf;
-
-	screen->pipe.is_format_supported = nv50_screen_is_format_supported;
-
-	nv50_screen_init_miptree_functions(&screen->pipe);
-	nv50_transfer_init_screen_functions(&screen->pipe);
-	u_simple_screen_init(&screen->pipe);
-
 	/* Static M2MF init */
 	so = so_new(32, 0);
 	so_method(so, screen->m2mf, 0x0180, 3);
@@ -295,7 +282,7 @@ nv50_screen_create(struct pipe_winsys *ws, struct nouveau_winsys *nvws)
 	ret = nouveau_bo_new(dev, NOUVEAU_BO_VRAM, 0, 128*4*4,
 			     &screen->constbuf_misc[0]);
 	if (ret) {
-		nv50_screen_destroy(&screen->pipe);
+		nv50_screen_destroy(pscreen);
 		return NULL;
 	}
 
@@ -303,7 +290,7 @@ nv50_screen_create(struct pipe_winsys *ws, struct nouveau_winsys *nvws)
 		ret = nouveau_bo_new(dev, NOUVEAU_BO_VRAM, 0, 128*4*4,
 				     &screen->constbuf_parm[i]);
 		if (ret) {
-			nv50_screen_destroy(&screen->pipe);
+			nv50_screen_destroy(pscreen);
 			return NULL;
 		}
 	}
@@ -313,7 +300,7 @@ nv50_screen_create(struct pipe_winsys *ws, struct nouveau_winsys *nvws)
 		nvws->res_init(&screen->parm_heap[1], 0, 128))
 	{
 		NOUVEAU_ERR("Error initialising constant buffers.\n");
-		nv50_screen_destroy(&screen->pipe);
+		nv50_screen_destroy(pscreen);
 		return NULL;
 	}
 
@@ -362,7 +349,7 @@ nv50_screen_create(struct pipe_winsys *ws, struct nouveau_winsys *nvws)
 	 */
 	ret = nouveau_bo_new(dev, NOUVEAU_BO_VRAM, 0, 32*8*4, &screen->tic);
 	if (ret) {
-		nv50_screen_destroy(&screen->pipe);
+		nv50_screen_destroy(pscreen);
 		return NULL;
 	}
 
@@ -381,7 +368,7 @@ nv50_screen_create(struct pipe_winsys *ws, struct nouveau_winsys *nvws)
 
 	ret = nouveau_bo_new(dev, NOUVEAU_BO_VRAM, 0, 32*8*4, &screen->tsc);
 	if (ret) {
-		nv50_screen_destroy(&screen->pipe);
+		nv50_screen_destroy(pscreen);
 		return NULL;
 	}
 
@@ -420,6 +407,6 @@ nv50_screen_create(struct pipe_winsys *ws, struct nouveau_winsys *nvws)
 	so_ref (NULL, &so);
 	nouveau_pushbuf_flush(nvws->channel, 0);
 
-	return &screen->pipe;
+	return pscreen;
 }
 
diff --git a/src/gallium/drivers/nv50/nv50_screen.h b/src/gallium/drivers/nv50/nv50_screen.h
index fa7d8d0f0d..61e24a5b57 100644
--- a/src/gallium/drivers/nv50/nv50_screen.h
+++ b/src/gallium/drivers/nv50/nv50_screen.h
@@ -1,10 +1,10 @@
 #ifndef __NV50_SCREEN_H__
 #define __NV50_SCREEN_H__
 
-#include "pipe/p_screen.h"
+#include "nouveau/nouveau_screen.h"
 
 struct nv50_screen {
-	struct pipe_screen pipe;
+	struct nouveau_screen base;
 
 	struct nouveau_winsys *nvws;
 
diff --git a/src/gallium/drivers/nv50/nv50_surface.c b/src/gallium/drivers/nv50/nv50_surface.c
index c0f0efe158..121eddfc83 100644
--- a/src/gallium/drivers/nv50/nv50_surface.c
+++ b/src/gallium/drivers/nv50/nv50_surface.c
@@ -54,14 +54,10 @@ nv50_surface_set(struct nv50_screen *screen, struct pipe_surface *ps, int dst)
 	struct nv50_miptree *mt = nv50_miptree(ps->texture);
 	struct nouveau_channel *chan = screen->nvws->channel;
 	struct nouveau_grobj *eng2d = screen->eng2d;
-	struct nouveau_bo *bo;
+	struct nouveau_bo *bo = nouveau_bo(nv50_miptree(ps->texture)->buffer);
  	int format, mthd = dst ? NV50_2D_DST_FORMAT : NV50_2D_SRC_FORMAT;
  	int flags = NOUVEAU_BO_VRAM | (dst ? NOUVEAU_BO_WR : NOUVEAU_BO_RD);
 
-	bo = screen->nvws->get_bo(nv50_miptree(ps->texture)->buffer);
-	if (!bo)
-		return 1;
-
  	format = nv50_format(ps->format);
  	if (format < 0)
  		return 1;
diff --git a/src/gallium/drivers/nv50/nv50_transfer.c b/src/gallium/drivers/nv50/nv50_transfer.c
index 28e7edd144..5f1e430ad1 100644
--- a/src/gallium/drivers/nv50/nv50_transfer.c
+++ b/src/gallium/drivers/nv50/nv50_transfer.c
@@ -27,8 +27,8 @@ nv50_transfer_rect_m2mf(struct pipe_screen *pscreen, struct pipe_buffer *src,
 	struct nouveau_winsys *nvws = screen->nvws;
 	struct nouveau_channel *chan = nvws->channel;
 	struct nouveau_grobj *m2mf = screen->m2mf;
-	struct nouveau_bo *src_bo = nvws->get_bo(src);
-	struct nouveau_bo *dst_bo = nvws->get_bo(dst);
+	struct nouveau_bo *src_bo = nouveau_bo(src);
+	struct nouveau_bo *dst_bo = nouveau_bo(dst);
 
 	src_reloc |= NOUVEAU_BO_RD;
 	dst_reloc |= NOUVEAU_BO_WR;