From 150ccf161f5a83468409afa689081bb66f7d4585 Mon Sep 17 00:00:00 2001 From: Ben Skeggs Date: Wed, 10 Oct 2012 10:41:04 +1000 Subject: [PATCH] drm/nv30-nv40/fb: make use of bankoff for zeta buffers, where supported Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/core/include/subdev/fb.h | 3 +++ drivers/gpu/drm/nouveau/core/subdev/fb/nv30.c | 7 ++++++- drivers/gpu/drm/nouveau/core/subdev/fb/nv44.c | 12 +++++++++++- drivers/gpu/drm/nouveau/core/subdev/fb/nv46.c | 16 +++++++++++++++- drivers/gpu/drm/nouveau/core/subdev/fb/nv4e.c | 2 +- 5 files changed, 36 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/nouveau/core/include/subdev/fb.h b/drivers/gpu/drm/nouveau/core/include/subdev/fb.h index 526672555b53..500998cee0ed 100644 --- a/drivers/gpu/drm/nouveau/core/include/subdev/fb.h +++ b/drivers/gpu/drm/nouveau/core/include/subdev/fb.h @@ -148,6 +148,9 @@ int nv41_fb_init(struct nouveau_object *); int nv44_fb_init(struct nouveau_object *); void nv41_fb_tile_prog(struct nouveau_fb *, int, struct nouveau_fb_tile *); +void nv46_fb_tile_init(struct nouveau_fb *, int i, u32 addr, u32 size, + u32 pitch, u32 flags, struct nouveau_fb_tile *); + void nv50_fb_vram_del(struct nouveau_fb *, struct nouveau_mem **); void nv50_fb_trap(struct nouveau_fb *, int display); diff --git a/drivers/gpu/drm/nouveau/core/subdev/fb/nv30.c b/drivers/gpu/drm/nouveau/core/subdev/fb/nv30.c index edc4ebe2ecc0..83e3a88c41fb 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/fb/nv30.c +++ b/drivers/gpu/drm/nouveau/core/subdev/fb/nv30.c @@ -34,7 +34,12 @@ void nv30_fb_tile_init(struct nouveau_fb *pfb, int i, u32 addr, u32 size, u32 pitch, u32 flags, struct nouveau_fb_tile *tile) { - tile->addr = addr | 1; + /* for performance, select alternate bank offset for zeta */ + if (!(flags & 4)) tile->addr = (0 << 4); + else tile->addr = (1 << 4); + + tile->addr |= 0x00000001; /* enable */ + tile->addr |= addr; tile->limit = max(1u, addr + size) - 1; tile->pitch = pitch; } diff --git a/drivers/gpu/drm/nouveau/core/subdev/fb/nv44.c b/drivers/gpu/drm/nouveau/core/subdev/fb/nv44.c index f7e42fa412d9..d0804fdb9dbb 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/fb/nv44.c +++ b/drivers/gpu/drm/nouveau/core/subdev/fb/nv44.c @@ -30,6 +30,16 @@ struct nv44_fb_priv { struct nouveau_fb base; }; +static void +nv44_fb_tile_init(struct nouveau_fb *pfb, int i, u32 addr, u32 size, u32 pitch, + u32 flags, struct nouveau_fb_tile *tile) +{ + tile->addr = 0x00000001; /* mode = vram */ + tile->addr |= addr; + tile->limit = max(1u, addr + size) - 1; + tile->pitch = pitch; +} + int nv44_fb_init(struct nouveau_object *object) { @@ -72,7 +82,7 @@ nv44_fb_ctor(struct nouveau_object *parent, struct nouveau_object *engine, priv->base.memtype_valid = nv04_fb_memtype_valid; priv->base.tile.regions = 12; - priv->base.tile.init = nv30_fb_tile_init; + priv->base.tile.init = nv44_fb_tile_init; priv->base.tile.fini = nv30_fb_tile_fini; priv->base.tile.prog = nv41_fb_tile_prog; return nouveau_fb_created(&priv->base); diff --git a/drivers/gpu/drm/nouveau/core/subdev/fb/nv46.c b/drivers/gpu/drm/nouveau/core/subdev/fb/nv46.c index 5cecb550e1d1..005f8a3df830 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/fb/nv46.c +++ b/drivers/gpu/drm/nouveau/core/subdev/fb/nv46.c @@ -30,6 +30,20 @@ struct nv46_fb_priv { struct nouveau_fb base; }; +void +nv46_fb_tile_init(struct nouveau_fb *pfb, int i, u32 addr, u32 size, u32 pitch, + u32 flags, struct nouveau_fb_tile *tile) +{ + /* for performance, select alternate bank offset for zeta */ + if (!(flags & 4)) tile->addr = (0 << 3); + else tile->addr = (1 << 3); + + tile->addr |= 0x00000001; /* mode = vram */ + tile->addr |= addr; + tile->limit = max(1u, addr + size) - 1; + tile->pitch = pitch; +} + static int nv46_fb_ctor(struct nouveau_object *parent, struct nouveau_object *engine, struct nouveau_oclass *oclass, void *data, u32 size, @@ -57,7 +71,7 @@ nv46_fb_ctor(struct nouveau_object *parent, struct nouveau_object *engine, priv->base.memtype_valid = nv04_fb_memtype_valid; priv->base.tile.regions = 15; - priv->base.tile.init = nv30_fb_tile_init; + priv->base.tile.init = nv46_fb_tile_init; priv->base.tile.fini = nv30_fb_tile_fini; priv->base.tile.prog = nv41_fb_tile_prog; return nouveau_fb_created(&priv->base); diff --git a/drivers/gpu/drm/nouveau/core/subdev/fb/nv4e.c b/drivers/gpu/drm/nouveau/core/subdev/fb/nv4e.c index 18e880e95cc1..f839ba02e532 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/fb/nv4e.c +++ b/drivers/gpu/drm/nouveau/core/subdev/fb/nv4e.c @@ -48,7 +48,7 @@ nv4e_fb_ctor(struct nouveau_object *parent, struct nouveau_object *engine, priv->base.ram.type = NV_MEM_TYPE_STOLEN; priv->base.memtype_valid = nv04_fb_memtype_valid; priv->base.tile.regions = 12; - priv->base.tile.init = nv30_fb_tile_init; + priv->base.tile.init = nv46_fb_tile_init; priv->base.tile.fini = nv30_fb_tile_fini; priv->base.tile.prog = nv41_fb_tile_prog; return nouveau_fb_created(&priv->base); -- 2.34.1