nouveau: in some cases don't create the buffer in local mem initially.

6 files changed, 25 insertions, 1 deletions

diff --git a/src/gallium/drivers/nouveau/nouveau_winsys.h b/src/gallium/drivers/nouveau/nouveau_winsys.h
index 2a5305f7ce4..fbde7adc6ad 100644
--- a/src/gallium/drivers/nouveau/nouveau_winsys.h
+++ b/src/gallium/drivers/nouveau/nouveau_winsys.h
@@ -13,6 +13,11 @@
 #include "nouveau/nouveau_resource.h"
 #include "nouveau/nouveau_pushbuf.h"
 
+#define NOUVEAU_CAP_HW_VTXBUF (0xbeef0000)
+#define NOUVEAU_CAP_HW_IDXBUF (0xbeef0001)
+
+#define NOUVEAU_BUFFER_USAGE_TEXTURE (1 << 16)
+
 struct nouveau_winsys {
 	struct nouveau_context *nv;
 
diff --git a/src/gallium/drivers/nv10/nv10_screen.c b/src/gallium/drivers/nv10/nv10_screen.c
index 80676ead1a9..45fbde62ea2 100644
--- a/src/gallium/drivers/nv10/nv10_screen.c
+++ b/src/gallium/drivers/nv10/nv10_screen.c
@@ -50,6 +50,9 @@ nv10_screen_get_param(struct pipe_screen *screen, int param)
 		return 0;
 	case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS:
 		return 12;
+	case NOUVEAU_CAP_HW_VTXBUF:
+	case NOUVEAU_CAP_HW_IDXBUF:
+		return 0;
 	default:
 		NOUVEAU_ERR("Unknown PIPE_CAP %d\n", param);
 		return 0;
diff --git a/src/gallium/drivers/nv30/nv30_screen.c b/src/gallium/drivers/nv30/nv30_screen.c
index 3ca50e4fbf4..c7487b37bc0 100644
--- a/src/gallium/drivers/nv30/nv30_screen.c
+++ b/src/gallium/drivers/nv30/nv30_screen.c
@@ -50,6 +50,9 @@ nv30_screen_get_param(struct pipe_screen *screen, int param)
 		return 10;
 	case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS:
 		return 13;
+	case NOUVEAU_CAP_HW_VTXBUF:
+	case NOUVEAU_CAP_HW_IDXBUF:
+		return 0;
 	default:
 		NOUVEAU_ERR("Unknown PIPE_CAP %d\n", param);
 		return 0;
diff --git a/src/gallium/drivers/nv40/nv40_miptree.c b/src/gallium/drivers/nv40/nv40_miptree.c
index 502edc16298..1b192172232 100644
--- a/src/gallium/drivers/nv40/nv40_miptree.c
+++ b/src/gallium/drivers/nv40/nv40_miptree.c
@@ -68,7 +68,9 @@ nv40_miptree_create(struct pipe_screen *pscreen, const struct pipe_texture *pt)
 
 	nv40_miptree_layout(mt);
 
-	mt->buffer = ws->buffer_create(ws, 256, PIPE_BUFFER_USAGE_PIXEL,
+	mt->buffer = ws->buffer_create(ws, 256,
+				       PIPE_BUFFER_USAGE_PIXEL |
+				       NOUVEAU_BUFFER_USAGE_TEXTURE,
 				       mt->total_size);
 	if (!mt->buffer) {
 		FREE(mt);
diff --git a/src/gallium/drivers/nv40/nv40_screen.c b/src/gallium/drivers/nv40/nv40_screen.c
index e98005f749f..a408d7262f3 100644
--- a/src/gallium/drivers/nv40/nv40_screen.c
+++ b/src/gallium/drivers/nv40/nv40_screen.c
@@ -27,6 +27,8 @@ nv40_screen_get_vendor(struct pipe_screen *pscreen)
 static int
 nv40_screen_get_param(struct pipe_screen *pscreen, int param)
 {
+	struct nv40_screen *screen = nv40_screen(pscreen);
+
 	switch (param) {
 	case PIPE_CAP_MAX_TEXTURE_IMAGE_UNITS:
 		return 16;
@@ -54,6 +56,12 @@ nv40_screen_get_param(struct pipe_screen *pscreen, int param)
 		return 10;
 	case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS:
 		return 13;
+	case NOUVEAU_CAP_HW_VTXBUF:
+		return 1;
+	case NOUVEAU_CAP_HW_IDXBUF:
+		if (screen->curie->grclass == NV40TCL)
+			return 1;
+		return 0;
 	default:
 		NOUVEAU_ERR("Unknown PIPE_CAP %d\n", param);
 		return 0;
diff --git a/src/gallium/drivers/nv50/nv50_screen.c b/src/gallium/drivers/nv50/nv50_screen.c
index 586373a5c4b..adb724b9b7a 100644
--- a/src/gallium/drivers/nv50/nv50_screen.c
+++ b/src/gallium/drivers/nv50/nv50_screen.c
@@ -63,6 +63,9 @@ nv50_screen_get_param(struct pipe_screen *pscreen, int param)
 		return 10;
 	case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS:
 		return 13;
+	case NOUVEAU_CAP_HW_VTXBUF:	
+	case NOUVEAU_CAP_HW_IDXBUF:	
+		return 0;
 	default:
 		NOUVEAU_ERR("Unknown PIPE_CAP %d\n", param);
 		return 0;