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 */ 2603c8952fSBen Skeggs #include "priv.h" 27d36a99d2SBen Skeggs #include "ram.h" 28c39f472eSBen Skeggs 29c39f472eSBen Skeggs static void 30b1e4553cSBen Skeggs nv25_fb_tile_comp(struct nvkm_fb *fb, int i, u32 size, u32 flags, 31639c308eSBen Skeggs struct nvkm_fb_tile *tile) 32c39f472eSBen Skeggs { 33c39f472eSBen Skeggs u32 tiles = DIV_ROUND_UP(size, 0x40); 34b1e4553cSBen Skeggs u32 tags = round_up(tiles / fb->ram->parts, 0x40); 35d36a99d2SBen Skeggs if (!nvkm_mm_head(&fb->ram->tags, 0, 1, tags, tags, 1, &tile->tag)) { 36c39f472eSBen Skeggs if (!(flags & 2)) tile->zcomp = 0x00100000; /* Z16 */ 37c39f472eSBen Skeggs else tile->zcomp = 0x00200000; /* Z24S8 */ 38c39f472eSBen Skeggs tile->zcomp |= tile->tag->offset; 39c39f472eSBen Skeggs #ifdef __BIG_ENDIAN 40c39f472eSBen Skeggs tile->zcomp |= 0x01000000; 41c39f472eSBen Skeggs #endif 42c39f472eSBen Skeggs } 43c39f472eSBen Skeggs } 44c39f472eSBen Skeggs 4503c8952fSBen Skeggs static const struct nvkm_fb_func 4603c8952fSBen Skeggs nv25_fb = { 47c39f472eSBen Skeggs .tile.regions = 8, 48c39f472eSBen Skeggs .tile.init = nv20_fb_tile_init, 49c39f472eSBen Skeggs .tile.comp = nv25_fb_tile_comp, 50c39f472eSBen Skeggs .tile.fini = nv20_fb_tile_fini, 51c39f472eSBen Skeggs .tile.prog = nv20_fb_tile_prog, 5203c8952fSBen Skeggs .ram_new = nv20_ram_new, 5303c8952fSBen Skeggs .memtype_valid = nv04_fb_memtype_valid, 5403c8952fSBen Skeggs }; 5503c8952fSBen Skeggs 5603c8952fSBen Skeggs int 5703c8952fSBen Skeggs nv25_fb_new(struct nvkm_device *device, int index, struct nvkm_fb **pfb) 5803c8952fSBen Skeggs { 5903c8952fSBen Skeggs return nvkm_fb_new_(&nv25_fb, device, index, pfb); 6003c8952fSBen Skeggs } 61