nouveau: introduce nouveau_miptree common to all nouveau pipe drivers

The winsys once again has to know about textures it seems, so we need a
common representation between all our pipe drivers to store some
information the winsys will need.

Only the nv50 driver has been fixed so far.

7 files changed, 40 insertions, 30 deletions

diff --git a/src/gallium/drivers/nouveau/nouveau_screen.h b/src/gallium/drivers/nouveau/nouveau_screen.h
index 9968b07896..ebfc67ad1c 100644
--- a/src/gallium/drivers/nouveau/nouveau_screen.h
+++ b/src/gallium/drivers/nouveau/nouveau_screen.h
@@ -22,4 +22,15 @@ nouveau_bo(struct pipe_buffer *pb)
 int nouveau_screen_init(struct nouveau_screen *, struct nouveau_device *);
 void nouveau_screen_fini(struct nouveau_screen *);
 
+struct nouveau_miptree {
+	struct pipe_texture base;
+	struct nouveau_bo *bo;
+};
+
+static inline struct nouveau_miptree *
+nouveau_miptree(struct pipe_texture *pt)
+{
+	return (struct nouveau_miptree *)pt;
+}
+
 #endif
diff --git a/src/gallium/drivers/nv50/nv50_context.h b/src/gallium/drivers/nv50/nv50_context.h
index 4de6e8cfa2..1e9e8e49bf 100644
--- a/src/gallium/drivers/nv50/nv50_context.h
+++ b/src/gallium/drivers/nv50/nv50_context.h
@@ -75,9 +75,7 @@ struct nv50_miptree_level {
 };
 
 struct nv50_miptree {
-	struct pipe_texture base;
-
-	struct nouveau_bo *bo;
+	struct nouveau_miptree base;
 
 	struct nv50_miptree_level level[PIPE_MAX_TEXTURE_LEVELS];
 	int image_nr;
diff --git a/src/gallium/drivers/nv50/nv50_miptree.c b/src/gallium/drivers/nv50/nv50_miptree.c
index dd1b0303bd..03b9243b82 100644
--- a/src/gallium/drivers/nv50/nv50_miptree.c
+++ b/src/gallium/drivers/nv50/nv50_miptree.c
@@ -31,15 +31,15 @@ nv50_miptree_create(struct pipe_screen *pscreen, const struct pipe_texture *tmp)
 {
 	struct nouveau_device *dev = nouveau_screen(pscreen)->device;
 	struct nv50_miptree *mt = CALLOC_STRUCT(nv50_miptree);
-	struct pipe_texture *pt = &mt->base;
+	struct pipe_texture *pt = &mt->base.base;
 	unsigned width = tmp->width[0], height = tmp->height[0];
 	unsigned depth = tmp->depth[0];
 	uint32_t tile_mode, tile_flags, tile_h;
 	int ret, i, l;
 
-	mt->base = *tmp;
-	pipe_reference_init(&mt->base.reference, 1);
-	mt->base.screen = pscreen;
+	*pt = *tmp;
+	pipe_reference_init(&pt->reference, 1);
+	pt->screen = pscreen;
 
 	switch (pt->format) {
 	case PIPE_FORMAT_Z32_FLOAT:
@@ -116,13 +116,14 @@ nv50_miptree_create(struct pipe_screen *pscreen, const struct pipe_texture *tmp)
 	}
 
 	ret = nouveau_bo_new_tile(dev, NOUVEAU_BO_VRAM, 256, mt->total_size,
-				  mt->level[0].tile_mode, tile_flags, &mt->bo);
+				  mt->level[0].tile_mode, tile_flags,
+				  &mt->base.bo);
 	if (ret) {
 		FREE(mt);
 		return NULL;
 	}
 
-	return &mt->base;
+	return pt;
 }
 
 static struct pipe_texture *
@@ -141,15 +142,15 @@ nv50_miptree_blanket(struct pipe_screen *pscreen, const struct pipe_texture *pt,
 	if (!mt)
 		return NULL;
 
-	mt->base = *pt;
-	pipe_reference_init(&mt->base.reference, 1);
-	mt->base.screen = pscreen;
+	mt->base.base = *pt;
+	pipe_reference_init(&mt->base.base.reference, 1);
+	mt->base.base.screen = pscreen;
 	mt->image_nr = 1;
 	mt->level[0].pitch = *stride;
 	mt->level[0].image_offset = CALLOC(1, sizeof(unsigned));
 
-	nouveau_bo_ref(bo, &mt->bo);
-	return &mt->base;
+	nouveau_bo_ref(bo, &mt->base.bo);
+	return &mt->base.base;
 }
 
 static void
@@ -157,7 +158,7 @@ nv50_miptree_destroy(struct pipe_texture *pt)
 {
 	struct nv50_miptree *mt = nv50_miptree(pt);
 
-	nouveau_bo_ref(NULL, &mt->bo);
+	nouveau_bo_ref(NULL, &mt->base.bo);
 	FREE(mt);
 }
 
diff --git a/src/gallium/drivers/nv50/nv50_state_validate.c b/src/gallium/drivers/nv50/nv50_state_validate.c
index 99d5b96e45..344c2cf6dd 100644
--- a/src/gallium/drivers/nv50/nv50_state_validate.c
+++ b/src/gallium/drivers/nv50/nv50_state_validate.c
@@ -33,7 +33,7 @@ nv50_state_validate_fb(struct nv50_context *nv50)
 
 	for (i = 0; i < fb->nr_cbufs; i++) {
 		struct pipe_texture *pt = fb->cbufs[i]->texture;
-		struct nouveau_bo *bo = nv50_miptree(pt)->bo;
+		struct nouveau_bo *bo = nv50_miptree(pt)->base.bo;
 
 		if (!gw) {
 			w = fb->cbufs[i]->width;
@@ -75,7 +75,7 @@ nv50_state_validate_fb(struct nv50_context *nv50)
 
 	if (fb->zsbuf) {
 		struct pipe_texture *pt = fb->zsbuf->texture;
-		struct nouveau_bo *bo = nv50_miptree(pt)->bo;
+		struct nouveau_bo *bo = nv50_miptree(pt)->base.bo;
 
 		if (!gw) {
 			w = fb->zsbuf->width;
diff --git a/src/gallium/drivers/nv50/nv50_surface.c b/src/gallium/drivers/nv50/nv50_surface.c
index edaf4b055a..b266324f58 100644
--- a/src/gallium/drivers/nv50/nv50_surface.c
+++ b/src/gallium/drivers/nv50/nv50_surface.c
@@ -53,7 +53,7 @@ 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->eng2d->channel;
 	struct nouveau_grobj *eng2d = screen->eng2d;
-	struct nouveau_bo *bo = nv50_miptree(ps->texture)->bo;
+	struct nouveau_bo *bo = nv50_miptree(ps->texture)->base.bo;
  	int format, mthd = dst ? NV50_2D_DST_FORMAT : NV50_2D_SRC_FORMAT;
  	int flags = NOUVEAU_BO_VRAM | (dst ? NOUVEAU_BO_WR : NOUVEAU_BO_RD);
 
diff --git a/src/gallium/drivers/nv50/nv50_tex.c b/src/gallium/drivers/nv50/nv50_tex.c
index 14c68b96e1..033cb50c11 100644
--- a/src/gallium/drivers/nv50/nv50_tex.c
+++ b/src/gallium/drivers/nv50/nv50_tex.c
@@ -29,7 +29,7 @@ static int
 nv50_tex_construct(struct nv50_context *nv50, struct nouveau_stateobj *so,
 		   struct nv50_miptree *mt, int unit)
 {
-	switch (mt->base.format) {
+	switch (mt->base.base.format) {
 	case PIPE_FORMAT_A8R8G8B8_UNORM:
 		so_data(so, NV50TIC_0_0_MAPA_C3 | NV50TIC_0_0_TYPEA_UNORM |
 			    NV50TIC_0_0_MAPR_C2 | NV50TIC_0_0_TYPER_UNORM |
@@ -118,18 +118,18 @@ nv50_tex_construct(struct nv50_context *nv50, struct nouveau_stateobj *so,
 		return 1;
 	}
 
-	so_reloc(so, mt->bo, 0, NOUVEAU_BO_VRAM | NOUVEAU_BO_LOW |
+	so_reloc(so, mt->base.bo, 0, NOUVEAU_BO_VRAM | NOUVEAU_BO_LOW |
 		     NOUVEAU_BO_RD, 0, 0);
 	if (nv50->sampler[unit]->normalized)
-		so_data (so, 0xd0005000 | mt->bo->tile_mode << 22);
+		so_data (so, 0xd0005000 | mt->base.bo->tile_mode << 22);
 	else
-		so_data (so, 0x5001d000 | mt->bo->tile_mode << 22);
+		so_data (so, 0x5001d000 | mt->base.bo->tile_mode << 22);
 	so_data (so, 0x00300000);
-	so_data (so, mt->base.width[0]);
-	so_data (so, (mt->base.last_level << 28) |
-		     (mt->base.depth[0] << 16) | mt->base.height[0]);
+	so_data (so, mt->base.base.width[0]);
+	so_data (so, (mt->base.base.last_level << 28) |
+		     (mt->base.base.depth[0] << 16) | mt->base.base.height[0]);
 	so_data (so, 0x03000000);
-	so_data (so, mt->base.last_level << 4);
+	so_data (so, mt->base.base.last_level << 4);
 
 	return 0;
 }
diff --git a/src/gallium/drivers/nv50/nv50_transfer.c b/src/gallium/drivers/nv50/nv50_transfer.c
index d2b5e4d75d..e9c3562194 100644
--- a/src/gallium/drivers/nv50/nv50_transfer.c
+++ b/src/gallium/drivers/nv50/nv50_transfer.c
@@ -148,8 +148,8 @@ nv50_transfer_new(struct pipe_screen *pscreen, struct pipe_texture *pt,
 	tx->base.usage = usage;
 
 	tx->level_pitch = lvl->pitch;
-	tx->level_width = mt->base.width[level];
-	tx->level_height = mt->base.height[level];
+	tx->level_width = mt->base.base.width[level];
+	tx->level_height = mt->base.base.height[level];
 	tx->level_offset = lvl->image_offset[image];
 	tx->level_tiling = lvl->tile_mode;
 	tx->level_x = x;
@@ -162,7 +162,7 @@ nv50_transfer_new(struct pipe_screen *pscreen, struct pipe_texture *pt,
 	}
 
 	if (usage != PIPE_TRANSFER_WRITE) {
-		nv50_transfer_rect_m2mf(pscreen, mt->bo, tx->level_offset,
+		nv50_transfer_rect_m2mf(pscreen, mt->base.bo, tx->level_offset,
 					tx->level_pitch, tx->level_tiling,
 					x, y,
 					tx->level_width, tx->level_height,
@@ -188,7 +188,7 @@ nv50_transfer_del(struct pipe_transfer *ptx)
 		nv50_transfer_rect_m2mf(pscreen, tx->bo, 0, tx->base.stride,
 					tx->bo->tile_mode, 0, 0,
 					tx->base.width, tx->base.height,
-					mt->bo, tx->level_offset,
+					mt->base.bo, tx->level_offset,
 					tx->level_pitch, tx->level_tiling,
 					tx->level_x, tx->level_y,
 					tx->level_width, tx->level_height,