diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv20.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv20.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv20.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv20.c index 126865dfe777..a021d21ff153 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv20.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv20.c @@ -45,7 +45,7 @@ nv20_fb_tile_comp(struct nvkm_fb *fb, int i, u32 size, u32 flags, { u32 tiles = DIV_ROUND_UP(size, 0x40); u32 tags = round_up(tiles / fb->ram->parts, 0x40); - if (!nvkm_mm_head(&fb->ram->tags, 0, 1, tags, tags, 1, &tile->tag)) { + if (!nvkm_mm_head(&fb->tags, 0, 1, tags, tags, 1, &tile->tag)) { if (!(flags & 2)) tile->zcomp = 0x00000000; /* Z16 */ else tile->zcomp = 0x04000000; /* Z24S8 */ tile->zcomp |= tile->tag->offset; @@ -63,7 +63,7 @@ nv20_fb_tile_fini(struct nvkm_fb *fb, int i, struct nvkm_fb_tile *tile) tile->limit = 0; tile->pitch = 0; tile->zcomp = 0; - nvkm_mm_free(&fb->ram->tags, &tile->tag); + nvkm_mm_free(&fb->tags, &tile->tag); } void @@ -77,15 +77,22 @@ nv20_fb_tile_prog(struct nvkm_fb *fb, int i, struct nvkm_fb_tile *tile) nvkm_wr32(device, 0x100300 + (i * 0x04), tile->zcomp); } +u32 +nv20_fb_tags(struct nvkm_fb *fb) +{ + const u32 tags = nvkm_rd32(fb->subdev.device, 0x100320); + return tags ? tags + 1 : 0; +} + static const struct nvkm_fb_func nv20_fb = { + .tags = nv20_fb_tags, .tile.regions = 8, .tile.init = nv20_fb_tile_init, .tile.comp = nv20_fb_tile_comp, .tile.fini = nv20_fb_tile_fini, .tile.prog = nv20_fb_tile_prog, .ram_new = nv20_ram_new, - .memtype_valid = nv04_fb_memtype_valid, }; int |