1c39f472eSBen Skeggs /* 2c39f472eSBen Skeggs * Copyright (C) 2010 Francisco Jerez. 3c39f472eSBen Skeggs * All Rights Reserved. 4c39f472eSBen Skeggs * 5c39f472eSBen Skeggs * Permission is hereby granted, free of charge, to any person obtaining 6c39f472eSBen Skeggs * a copy of this software and associated documentation files (the 7c39f472eSBen Skeggs * "Software"), to deal in the Software without restriction, including 8c39f472eSBen Skeggs * without limitation the rights to use, copy, modify, merge, publish, 9c39f472eSBen Skeggs * distribute, sublicense, and/or sell copies of the Software, and to 10c39f472eSBen Skeggs * permit persons to whom the Software is furnished to do so, subject to 11c39f472eSBen Skeggs * the following conditions: 12c39f472eSBen Skeggs * 13c39f472eSBen Skeggs * The above copyright notice and this permission notice (including the 14c39f472eSBen Skeggs * next paragraph) shall be included in all copies or substantial 15c39f472eSBen Skeggs * portions of the Software. 16c39f472eSBen Skeggs * 17c39f472eSBen Skeggs * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 18c39f472eSBen Skeggs * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 19c39f472eSBen Skeggs * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 20c39f472eSBen Skeggs * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE 21c39f472eSBen Skeggs * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 22c39f472eSBen Skeggs * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 23c39f472eSBen Skeggs * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 24c39f472eSBen Skeggs * 25c39f472eSBen Skeggs */ 26c39f472eSBen Skeggs #include "nv04.h" 27c39f472eSBen Skeggs 28c39f472eSBen Skeggs static void 29b1e4553cSBen Skeggs nv25_fb_tile_comp(struct nvkm_fb *fb, int i, u32 size, u32 flags, 30639c308eSBen Skeggs struct nvkm_fb_tile *tile) 31c39f472eSBen Skeggs { 32c39f472eSBen Skeggs u32 tiles = DIV_ROUND_UP(size, 0x40); 33b1e4553cSBen Skeggs u32 tags = round_up(tiles / fb->ram->parts, 0x40); 34b1e4553cSBen Skeggs if (!nvkm_mm_head(&fb->tags, 0, 1, tags, tags, 1, &tile->tag)) { 35c39f472eSBen Skeggs if (!(flags & 2)) tile->zcomp = 0x00100000; /* Z16 */ 36c39f472eSBen Skeggs else tile->zcomp = 0x00200000; /* Z24S8 */ 37c39f472eSBen Skeggs tile->zcomp |= tile->tag->offset; 38c39f472eSBen Skeggs #ifdef __BIG_ENDIAN 39c39f472eSBen Skeggs tile->zcomp |= 0x01000000; 40c39f472eSBen Skeggs #endif 41c39f472eSBen Skeggs } 42c39f472eSBen Skeggs } 43c39f472eSBen Skeggs 44639c308eSBen Skeggs struct nvkm_oclass * 45c39f472eSBen Skeggs nv25_fb_oclass = &(struct nv04_fb_impl) { 46c39f472eSBen Skeggs .base.base.handle = NV_SUBDEV(FB, 0x25), 47639c308eSBen Skeggs .base.base.ofuncs = &(struct nvkm_ofuncs) { 48c39f472eSBen Skeggs .ctor = nv04_fb_ctor, 49639c308eSBen Skeggs .dtor = _nvkm_fb_dtor, 50639c308eSBen Skeggs .init = _nvkm_fb_init, 51639c308eSBen Skeggs .fini = _nvkm_fb_fini, 52c39f472eSBen Skeggs }, 53c39f472eSBen Skeggs .base.memtype = nv04_fb_memtype_valid, 54c39f472eSBen Skeggs .base.ram = &nv20_ram_oclass, 55c39f472eSBen Skeggs .tile.regions = 8, 56c39f472eSBen Skeggs .tile.init = nv20_fb_tile_init, 57c39f472eSBen Skeggs .tile.comp = nv25_fb_tile_comp, 58c39f472eSBen Skeggs .tile.fini = nv20_fb_tile_fini, 59c39f472eSBen Skeggs .tile.prog = nv20_fb_tile_prog, 60c39f472eSBen Skeggs }.base.base; 61