6 files changed, 330 insertions, 80 deletions

diff --git a/src/gallium/drivers/nouveau/Makefile b/src/gallium/drivers/nouveau/Makefile
new file mode 100644
index 0000000000..dbe8a6e7bf
--- /dev/null
+++ b/src/gallium/drivers/nouveau/Makefile
@@ -0,0 +1,8 @@
+TOP = ../../../..
+include $(TOP)/configs/current
+
+LIBNAME = nouveau
+
+C_SOURCES = nouveau_screen.c
+
+include ../../Makefile.template
diff --git a/src/gallium/drivers/nouveau/nouveau_push.h b/src/gallium/drivers/nouveau/nouveau_push.h
index 54ef1c1291..9c235080a5 100644
--- a/src/gallium/drivers/nouveau/nouveau_push.h
+++ b/src/gallium/drivers/nouveau/nouveau_push.h
@@ -9,13 +9,13 @@
 
 #define OUT_RING(data) do {                                                    \
 	NOUVEAU_PUSH_CONTEXT(pc);                                              \
-	(*pc->nvws->channel->pushbuf->cur++) = (data);                         \
+	(*pc->base.channel->pushbuf->cur++) = (data);                          \
 } while(0)
 
 #define OUT_RINGp(src,size) do {                                               \
 	NOUVEAU_PUSH_CONTEXT(pc);                                              \
-	memcpy(pc->nvws->channel->pushbuf->cur, (src), (size) * 4);            \
-	pc->nvws->channel->pushbuf->cur += (size);                             \
+	memcpy(pc->base.channel->pushbuf->cur, (src), (size) * 4);             \
+	pc->base.channel->pushbuf->cur += (size);                              \
 } while(0)
 
 #define OUT_RINGf(data) do {                                                   \
@@ -26,25 +26,35 @@
 
 #define BEGIN_RING(obj,mthd,size) do {                                         \
 	NOUVEAU_PUSH_CONTEXT(pc);                                              \
-	if (pc->nvws->channel->pushbuf->remaining < ((size) + 1))              \
-		pc->nvws->push_flush(pc->nvws, ((size) + 1), NULL);            \
+	struct nouveau_channel *chan = pc->base.channel;                       \
+	if (chan->pushbuf->remaining < ((size) + 1))                           \
+		nouveau_pushbuf_flush(chan, ((size) + 1));                     \
 	OUT_RING((pc->obj->subc << 13) | ((size) << 18) | (mthd));             \
-	pc->nvws->channel->pushbuf->remaining -= ((size) + 1);                 \
+	chan->pushbuf->remaining -= ((size) + 1);                              \
 } while(0)
 
 #define BEGIN_RING_NI(obj,mthd,size) do {                                      \
 	BEGIN_RING(obj, (mthd) | 0x40000000, (size));                          \
 } while(0)
 
+static inline void
+DO_FIRE_RING(struct nouveau_channel *chan, struct pipe_fence_handle **fence)
+{
+	nouveau_pushbuf_flush(chan, 0);
+	if (fence)
+		*fence = NULL;
+}
+
 #define FIRE_RING(fence) do {                                                  \
 	NOUVEAU_PUSH_CONTEXT(pc);                                              \
-	pc->nvws->push_flush(pc->nvws, 0, fence);                              \
+	DO_FIRE_RING(pc->base.channel, fence);                                 \
 } while(0)
 
 #define OUT_RELOC(bo,data,flags,vor,tor) do {                                  \
 	NOUVEAU_PUSH_CONTEXT(pc);                                              \
-	pc->nvws->push_reloc(pc->nvws, pc->nvws->channel->pushbuf->cur++,      \
-			     (bo), (data), (flags), (vor), (tor));             \
+	struct nouveau_channel *chan = pc->base.channel;                       \
+	nouveau_pushbuf_emit_reloc(chan, chan->pushbuf->cur++, nouveau_bo(bo), \
+				   (data), 0, (flags), (vor), (tor));          \
 } while(0)
 
 /* Raw data + flags depending on FB/TT buffer */
@@ -55,8 +65,8 @@
 /* FB/TT object handle */
 #define OUT_RELOCo(bo,flags) do {                                              \
 	OUT_RELOC((bo), 0, (flags) | NOUVEAU_BO_OR,                            \
-		  pc->nvws->channel->vram->handle,                             \
-		  pc->nvws->channel->gart->handle);                            \
+		  pc->base.channel->vram->handle,                              \
+		  pc->base.channel->gart->handle);                             \
 } while(0)
 
 /* Low 32-bits of offset */
@@ -72,11 +82,12 @@
 /* A reloc which'll recombine into a NV_DMA_METHOD packet header */
 #define OUT_RELOCm(bo, flags, obj, mthd, size) do {                            \
 	NOUVEAU_PUSH_CONTEXT(pc);                                              \
-	if (pc->nvws->channel->pushbuf->remaining < ((size) + 1))              \
-		pc->nvws->push_flush(pc->nvws->channel, ((size) + 1), NULL);   \
+	struct nouveau_channel *chan = pc->base.channel;                       \
+	if (chan->pushbuf->remaining < ((size) + 1))                           \
+		nouveau_pushbuf_flush(chan, ((size) + 1));                     \
 	OUT_RELOCd((bo), (pc->obj->subc << 13) | ((size) << 18) | (mthd),      \
 		   (flags), 0, 0);                                             \
-	pc->nvws->channel->pushbuf->remaining -= ((size) + 1);                 \
+	chan->pushbuf->remaining -= ((size) + 1);                              \
 } while(0)
 
 #endif
diff --git a/src/gallium/drivers/nouveau/nouveau_screen.c b/src/gallium/drivers/nouveau/nouveau_screen.c
new file mode 100644
index 0000000000..e4cf91c005
--- /dev/null
+++ b/src/gallium/drivers/nouveau/nouveau_screen.c
@@ -0,0 +1,243 @@
+#include <pipe/p_defines.h>
+#include <pipe/p_screen.h>
+#include <pipe/p_state.h>
+
+#include <util/u_memory.h>
+
+#include <errno.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;
+	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;
+
+	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;
+}
+
+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);
+	uint32_t flags = nouveau_screen_map_flags(usage);
+	int ret;
+
+	ret = nouveau_bo_map_range(bo, offset, length, flags);
+	if (ret) {
+		if (!(flags & NOUVEAU_BO_NOWAIT) || ret != -EBUSY)
+			debug_printf("map_range failed: %d\n", ret);
+		return NULL;
+	}
+
+	return (char *)bo->map - offset; /* why gallium? why? */
+}
+
+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);
+}
+
+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;
+	int ret;
+
+	ret = nouveau_channel_alloc(dev, 0xbeef0201, 0xbeef0202,
+				    &screen->channel);
+	if (ret)
+		return ret;
+	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;
+	pscreen->buffer_map_range = nouveau_screen_bo_map_range;
+	pscreen->buffer_flush_mapped_range = nouveau_screen_bo_map_flush;
+	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..9968b07896
--- /dev/null
+++ b/src/gallium/drivers/nouveau/nouveau_screen.h
@@ -0,0 +1,25 @@
+#ifndef __NOUVEAU_SCREEN_H__
+#define __NOUVEAU_SCREEN_H__
+
+struct nouveau_screen {
+	struct pipe_screen base;
+	struct nouveau_device *device;
+	struct nouveau_channel *channel;
+};
+
+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/nouveau/nouveau_stateobj.h b/src/gallium/drivers/nouveau/nouveau_stateobj.h
index a54820e851..b595405357 100644
--- a/src/gallium/drivers/nouveau/nouveau_stateobj.h
+++ b/src/gallium/drivers/nouveau/nouveau_stateobj.h
@@ -4,7 +4,7 @@
 #include "util/u_debug.h"
 
 struct nouveau_stateobj_reloc {
-	struct pipe_buffer *bo;
+	struct nouveau_bo *bo;
 
 	unsigned offset;
 	unsigned packet;
@@ -51,7 +51,7 @@ so_ref(struct nouveau_stateobj *ref, struct nouveau_stateobj **pso)
         if (pipe_reference((struct pipe_reference**)pso, &ref->reference)) {
 		free(so->push);
 		for (i = 0; i < so->cur_reloc; i++)
-			pipe_buffer_reference(&so->reloc[i].bo, NULL);
+			nouveau_bo_ref(NULL, &so->reloc[i].bo);
 		free(so->reloc);
 		free(so);
 	}
@@ -81,13 +81,13 @@ so_method(struct nouveau_stateobj *so, struct nouveau_grobj *gr,
 }
 
 static INLINE void
-so_reloc(struct nouveau_stateobj *so, struct pipe_buffer *bo,
+so_reloc(struct nouveau_stateobj *so, struct nouveau_bo *bo,
 	 unsigned data, unsigned flags, unsigned vor, unsigned tor)
 {
 	struct nouveau_stateobj_reloc *r = &so->reloc[so->cur_reloc++];
 	
 	r->bo = NULL;
-	pipe_buffer_reference(&r->bo, bo);
+	nouveau_bo_ref(bo, &r->bo);
 	r->offset = so->cur - so->push;
 	r->packet = so->cur_packet;
 	r->data = data;
@@ -107,50 +107,52 @@ so_dump(struct nouveau_stateobj *so)
 }
 
 static INLINE void
-so_emit(struct nouveau_winsys *nvws, struct nouveau_stateobj *so)
+so_emit(struct nouveau_channel *chan, struct nouveau_stateobj *so)
 {
-	struct nouveau_pushbuf *pb = nvws->channel->pushbuf;
+	struct nouveau_pushbuf *pb = chan->pushbuf;
 	unsigned nr, i;
 
 	nr = so->cur - so->push;
 	if (pb->remaining < nr)
-		nvws->push_flush(nvws, nr, NULL);
+		nouveau_pushbuf_flush(chan, nr);
 	pb->remaining -= nr;
 
 	memcpy(pb->cur, so->push, nr * 4);
 	for (i = 0; i < so->cur_reloc; i++) {
 		struct nouveau_stateobj_reloc *r = &so->reloc[i];
 
-		nvws->push_reloc(nvws, pb->cur + r->offset, r->bo,
-				 r->data, r->flags, r->vor, r->tor);
+		nouveau_pushbuf_emit_reloc(chan, pb->cur + r->offset,
+					   r->bo, r->data, 0, r->flags,
+					   r->vor, r->tor);
 	}
 	pb->cur += nr;
 }
 
 static INLINE void
-so_emit_reloc_markers(struct nouveau_winsys *nvws, struct nouveau_stateobj *so)
+so_emit_reloc_markers(struct nouveau_channel *chan, struct nouveau_stateobj *so)
 {
-	struct nouveau_pushbuf *pb = nvws->channel->pushbuf;
+	struct nouveau_pushbuf *pb = chan->pushbuf;
 	unsigned i;
 
 	if (!so)
 		return;
 
 	i = so->cur_reloc << 1;
-	if (nvws->channel->pushbuf->remaining < i)
-		nvws->push_flush(nvws, i, NULL);
-	nvws->channel->pushbuf->remaining -= i;
+	if (pb->remaining < i)
+		nouveau_pushbuf_flush(chan, i);
+	pb->remaining -= i;
 
 	for (i = 0; i < so->cur_reloc; i++) {
 		struct nouveau_stateobj_reloc *r = &so->reloc[i];
 
-		nvws->push_reloc(nvws, pb->cur++, r->bo, r->packet,
-				 (r->flags & (NOUVEAU_BO_VRAM |
-					      NOUVEAU_BO_GART |
-					      NOUVEAU_BO_RDWR)) |
-				 NOUVEAU_BO_DUMMY, 0, 0);
-		nvws->push_reloc(nvws, pb->cur++, r->bo, r->data,
-				 r->flags | NOUVEAU_BO_DUMMY, r->vor, r->tor);
+		nouveau_pushbuf_emit_reloc(chan, pb->cur++, r->bo, r->packet, 0,
+					   (r->flags & (NOUVEAU_BO_VRAM |
+							NOUVEAU_BO_GART |
+							NOUVEAU_BO_RDWR)) |
+					   NOUVEAU_BO_DUMMY, 0, 0);
+		nouveau_pushbuf_emit_reloc(chan, pb->cur++, r->bo, r->data, 0,
+					   r->flags | NOUVEAU_BO_DUMMY,
+					   r->vor, r->tor);
 	}
 }
 
diff --git a/src/gallium/drivers/nouveau/nouveau_winsys.h b/src/gallium/drivers/nouveau/nouveau_winsys.h
index ff7dd1c51c..42c77e5e77 100644
--- a/src/gallium/drivers/nouveau/nouveau_winsys.h
+++ b/src/gallium/drivers/nouveau/nouveau_winsys.h
@@ -23,77 +23,38 @@
 #define NOUVEAU_BUFFER_USAGE_ZETA     (1 << 17)
 #define NOUVEAU_BUFFER_USAGE_TRANSFER (1 << 18)
 
-struct nouveau_winsys {
-	struct pipe_winsys *ws;
-
-	struct nouveau_channel *channel;
-
-	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 **);
-
-	int  (*push_reloc)(struct nouveau_winsys *, void *ptr,
-			   struct pipe_buffer *, uint32_t data,
-			   uint32_t flags, uint32_t vor, uint32_t tor);
-	int  (*push_flush)(struct nouveau_winsys *, unsigned size,
-			   struct pipe_fence_handle **fence);
-			       
-	int       (*grobj_alloc)(struct nouveau_winsys *, int grclass,
-				 struct nouveau_grobj **);
-	void      (*grobj_free)(struct nouveau_grobj **);
-
-	int       (*notifier_alloc)(struct nouveau_winsys *, int count,
-				    struct nouveau_notifier **);
-	void      (*notifier_free)(struct nouveau_notifier **);
-	void      (*notifier_reset)(struct nouveau_notifier *, int id);
-	uint32_t  (*notifier_status)(struct nouveau_notifier *, int id);
-	uint32_t  (*notifier_retval)(struct nouveau_notifier *, int id);
-	int       (*notifier_wait)(struct nouveau_notifier *, int id,
-				   int status, double timeout);
-
-	int (*surface_copy)(struct nouveau_winsys *, struct pipe_surface *,
-			    unsigned, unsigned, struct pipe_surface *,
-			    unsigned, unsigned, unsigned, unsigned);
-	int (*surface_fill)(struct nouveau_winsys *, struct pipe_surface *,
-			    unsigned, unsigned, unsigned, unsigned, unsigned);
-
-	struct nouveau_bo *(*get_bo)(struct pipe_buffer *);
-};
-
 extern struct pipe_screen *
-nv04_screen_create(struct pipe_winsys *ws, struct nouveau_winsys *);
+nv04_screen_create(struct pipe_winsys *ws, struct nouveau_device *);
 
 extern struct pipe_context *
 nv04_create(struct pipe_screen *, unsigned pctx_id);
 
 extern struct pipe_screen *
-nv10_screen_create(struct pipe_winsys *ws, struct nouveau_winsys *);
+nv10_screen_create(struct pipe_winsys *ws, struct nouveau_device *);
 
 extern struct pipe_context *
 nv10_create(struct pipe_screen *, unsigned pctx_id);
 
 extern struct pipe_screen *
-nv20_screen_create(struct pipe_winsys *ws, struct nouveau_winsys *);
+nv20_screen_create(struct pipe_winsys *ws, struct nouveau_device *);
 
 extern struct pipe_context *
 nv20_create(struct pipe_screen *, unsigned pctx_id);
 
 extern struct pipe_screen *
-nv30_screen_create(struct pipe_winsys *ws, struct nouveau_winsys *);
+nv30_screen_create(struct pipe_winsys *ws, struct nouveau_device *);
 
 extern struct pipe_context *
 nv30_create(struct pipe_screen *, unsigned pctx_id);
 
 extern struct pipe_screen *
-nv40_screen_create(struct pipe_winsys *ws, struct nouveau_winsys *);
+nv40_screen_create(struct pipe_winsys *ws, struct nouveau_device *);
 
 extern struct pipe_context *
 nv40_create(struct pipe_screen *, unsigned pctx_id);
 
 extern struct pipe_screen *
-nv50_screen_create(struct pipe_winsys *ws, struct nouveau_winsys *);
+nv50_screen_create(struct pipe_winsys *ws, struct nouveau_device *);
 
 extern struct pipe_context *
 nv50_create(struct pipe_screen *, unsigned pctx_id);