/* * Copyright (C) 2010 Francisco Jerez. * All Rights Reserved. * * Permission is hereby granted, free of charge, to any person obtaining * a copy of this software and associated documentation files (the * "Software"), to deal in the Software without restriction, including * without limitation the rights to use, copy, modify, merge, publish, * distribute, sublicense, and/or sell copies of the Software, and to * permit persons to whom the Software is furnished to do so, subject to * the following conditions: * * The above copyright notice and this permission notice (including the * next paragraph) shall be included in all copies or substantial * portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. * */ #include "priv.h" #include "ram.h" void nv40_fb_tile_comp(struct nvkm_fb *fb, int i, u32 size, u32 flags, struct nvkm_fb_tile *tile) { u32 tiles = DIV_ROUND_UP(size, 0x80); u32 tags = round_up(tiles / fb->ram->parts, 0x100); if ( (flags & 2) && !nvkm_mm_head(&fb->tags.mm, 0, 1, tags, tags, 1, &tile->tag)) { tile->zcomp = 0x28000000; /* Z24S8_SPLIT_GRAD */ tile->zcomp |= ((tile->tag->offset ) >> 8); tile->zcomp |= ((tile->tag->offset + tags - 1) >> 8) << 13; #ifdef __BIG_ENDIAN tile->zcomp |= 0x40000000; #endif } } static void nv40_fb_init(struct nvkm_fb *fb) { nvkm_mask(fb->subdev.device, 0x10033c, 0x00008000, 0x00000000); } static const struct nvkm_fb_func nv40_fb = { .tags = nv20_fb_tags, .init = nv40_fb_init, .tile.regions = 8, .tile.init = nv30_fb_tile_init, .tile.comp = nv40_fb_tile_comp, .tile.fini = nv20_fb_tile_fini, .tile.prog = nv20_fb_tile_prog, .ram_new = nv40_ram_new, }; int nv40_fb_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst, struct nvkm_fb **pfb) { return nvkm_fb_new_(&nv40_fb, device, type, inst, pfb); }