From 5069bfed29bcee2c89c36c74c6d65d388eb7792e Mon Sep 17 00:00:00 2001
From: Zack Rusin <zackr@vmware.com>
Date: Mon, 2 Feb 2009 23:47:16 -0500
Subject: gallium: remove pipe_buffer from surfaces

this change disassociates, at least from the driver perspective,
the surface from buffer. surfaces are technically now views on the
textures so make it so by hiding the buffer in the internals of
textures.
---
 src/gallium/drivers/nv10/nv10_miptree.c    | 1 -
 src/gallium/drivers/nv10/nv10_screen.c     | 6 ++++--
 src/gallium/drivers/nv10/nv10_state_emit.c | 7 +++++--
 3 files changed, 9 insertions(+), 5 deletions(-)

(limited to 'src/gallium/drivers/nv10')

diff --git a/src/gallium/drivers/nv10/nv10_miptree.c b/src/gallium/drivers/nv10/nv10_miptree.c
index f8c021261b..909278213e 100644
--- a/src/gallium/drivers/nv10/nv10_miptree.c
+++ b/src/gallium/drivers/nv10/nv10_miptree.c
@@ -114,7 +114,6 @@ nv10_miptree_surface_get(struct pipe_screen *screen, struct pipe_texture *pt,
 	if (!ps)
 		return NULL;
 	pipe_texture_reference(&ps->texture, pt);
-	pipe_buffer_reference(screen, &ps->buffer, nv10mt->buffer);
 	ps->format = pt->format;
 	ps->width = pt->width[level];
 	ps->height = pt->height[level];
diff --git a/src/gallium/drivers/nv10/nv10_screen.c b/src/gallium/drivers/nv10/nv10_screen.c
index 12516fd71e..2f945a193c 100644
--- a/src/gallium/drivers/nv10/nv10_screen.c
+++ b/src/gallium/drivers/nv10/nv10_screen.c
@@ -122,8 +122,9 @@ nv10_surface_map(struct pipe_screen *screen, struct pipe_surface *surface,
 {
 	struct pipe_winsys *ws = screen->winsys;
 	void *map;
+        struct nv10_miptree *nv10mt = (struct nv10_miptree *)surface->texture;
 
-	map = ws->buffer_map(ws, surface->buffer, flags);
+	map = ws->buffer_map(ws, nv10mt->buffer, flags);
 	if (!map)
 		return NULL;
 
@@ -134,8 +135,9 @@ static void
 nv10_surface_unmap(struct pipe_screen *screen, struct pipe_surface *surface)
 {
 	struct pipe_winsys *ws = screen->winsys;
+        struct nv10_miptree *nv10mt = (struct nv10_miptree *)surface->texture;
 
-	ws->buffer_unmap(ws, surface->buffer);
+	ws->buffer_unmap(ws, nv10mt->buffer);
 }
 
 static void
diff --git a/src/gallium/drivers/nv10/nv10_state_emit.c b/src/gallium/drivers/nv10/nv10_state_emit.c
index 46c7e1d753..5dec618b93 100644
--- a/src/gallium/drivers/nv10/nv10_state_emit.c
+++ b/src/gallium/drivers/nv10/nv10_state_emit.c
@@ -106,6 +106,7 @@ static void nv10_state_emit_framebuffer(struct nv10_context* nv10)
 	struct pipe_surface *rt, *zeta = NULL;
 	uint32_t rt_format, w, h;
 	int colour_format = 0, zeta_format = 0;
+        struct nv10_miptree *nv10mt = 0;
 
 	w = fb->cbufs[0]->width;
 	h = fb->cbufs[0]->height;
@@ -147,11 +148,13 @@ static void nv10_state_emit_framebuffer(struct nv10_context* nv10)
 		OUT_RING  (rt->stride | (rt->stride << 16));
 	}
 
-	nv10->rt[0] = rt->buffer;
+	nv10mt = (struct nv10_miptree *)rt->texture;
+	nv10->rt[0] = nv10mt->buffer;
 
 	if (zeta_format)
 	{
-		nv10->zeta = zeta->buffer;
+		nv10mt = (struct nv10_miptree *)zeta->texture;
+		nv10->zeta = nv10mt->buffer;
 	}
 
 	BEGIN_RING(celsius, NV10TCL_RT_HORIZ, 3);
-- 
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