1 /* 2 * Copyright (C) 2010 Francisco Jerez. 3 * All Rights Reserved. 4 * 5 * Permission is hereby granted, free of charge, to any person obtaining 6 * a copy of this software and associated documentation files (the 7 * "Software"), to deal in the Software without restriction, including 8 * without limitation the rights to use, copy, modify, merge, publish, 9 * distribute, sublicense, and/or sell copies of the Software, and to 10 * permit persons to whom the Software is furnished to do so, subject to 11 * the following conditions: 12 * 13 * The above copyright notice and this permission notice (including the 14 * next paragraph) shall be included in all copies or substantial 15 * portions of the Software. 16 * 17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 18 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 20 * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE 21 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 22 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 23 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 24 * 25 */ 26 #include "nv04.h" 27 28 void 29 nv46_fb_tile_init(struct nvkm_fb *pfb, int i, u32 addr, u32 size, u32 pitch, 30 u32 flags, struct nvkm_fb_tile *tile) 31 { 32 /* for performance, select alternate bank offset for zeta */ 33 if (!(flags & 4)) tile->addr = (0 << 3); 34 else tile->addr = (1 << 3); 35 36 tile->addr |= 0x00000001; /* mode = vram */ 37 tile->addr |= addr; 38 tile->limit = max(1u, addr + size) - 1; 39 tile->pitch = pitch; 40 } 41 42 struct nvkm_oclass * 43 nv46_fb_oclass = &(struct nv04_fb_impl) { 44 .base.base.handle = NV_SUBDEV(FB, 0x46), 45 .base.base.ofuncs = &(struct nvkm_ofuncs) { 46 .ctor = nv04_fb_ctor, 47 .dtor = _nvkm_fb_dtor, 48 .init = nv44_fb_init, 49 .fini = _nvkm_fb_fini, 50 }, 51 .base.memtype = nv04_fb_memtype_valid, 52 .base.ram = &nv44_ram_oclass, 53 .tile.regions = 15, 54 .tile.init = nv46_fb_tile_init, 55 .tile.fini = nv20_fb_tile_fini, 56 .tile.prog = nv44_fb_tile_prog, 57 }.base.base; 58