/* * 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 nv10_fb_tile_init(struct nvkm_fb *fb, int i, u32 addr, u32 size, u32 pitch, u32 flags, struct nvkm_fb_tile *tile) { tile->addr = 0x80000000 | addr; tile->limit = max(1u, addr + size) - 1; tile->pitch = pitch; } void nv10_fb_tile_fini(struct nvkm_fb *fb, int i, struct nvkm_fb_tile *tile) { tile->addr = 0; tile->limit = 0; tile->pitch = 0; tile->zcomp = 0; } void nv10_fb_tile_prog(struct nvkm_fb *fb, int i, struct nvkm_fb_tile *tile) { struct nvkm_device *device = fb->subdev.device; nvkm_wr32(device, 0x100244 + (i * 0x10), tile->limit); nvkm_wr32(device, 0x100248 + (i * 0x10), tile->pitch); nvkm_wr32(device, 0x100240 + (i * 0x10), tile->addr); nvkm_rd32(device, 0x100240 + (i * 0x10)); } static const struct nvkm_fb_func nv10_fb = { .tile.regions = 8, .tile.init = nv10_fb_tile_init, .tile.fini = nv10_fb_tile_fini, .tile.prog = nv10_fb_tile_prog, .ram_new = nv10_ram_new, }; int nv10_fb_new(struct nvkm_device *device, int index, struct nvkm_fb **pfb) { return nvkm_fb_new_(&nv10_fb, device, index, pfb); }