| /* |
| * 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" |
| |
| struct nv46_fb_priv { |
| struct nouveau_fb base; |
| }; |
| |
| void |
| nv46_fb_tile_init(struct nouveau_fb *pfb, int i, u32 addr, u32 size, u32 pitch, |
| u32 flags, struct nouveau_fb_tile *tile) |
| { |
| /* for performance, select alternate bank offset for zeta */ |
| if (!(flags & 4)) tile->addr = (0 << 3); |
| else tile->addr = (1 << 3); |
| |
| tile->addr |= 0x00000001; /* mode = vram */ |
| tile->addr |= addr; |
| tile->limit = max(1u, addr + size) - 1; |
| tile->pitch = pitch; |
| } |
| |
| static int |
| nv46_fb_ctor(struct nouveau_object *parent, struct nouveau_object *engine, |
| struct nouveau_oclass *oclass, void *data, u32 size, |
| struct nouveau_object **pobject) |
| { |
| struct nv46_fb_priv *priv; |
| int ret; |
| |
| ret = nouveau_fb_create(parent, engine, oclass, &nv44_ram_oclass, &priv); |
| *pobject = nv_object(priv); |
| if (ret) |
| return ret; |
| |
| priv->base.memtype_valid = nv04_fb_memtype_valid; |
| priv->base.tile.regions = 15; |
| priv->base.tile.init = nv46_fb_tile_init; |
| priv->base.tile.fini = nv20_fb_tile_fini; |
| priv->base.tile.prog = nv44_fb_tile_prog; |
| return 0; |
| } |
| |
| |
| struct nouveau_oclass |
| nv46_fb_oclass = { |
| .handle = NV_SUBDEV(FB, 0x46), |
| .ofuncs = &(struct nouveau_ofuncs) { |
| .ctor = nv46_fb_ctor, |
| .dtor = _nouveau_fb_dtor, |
| .init = nv44_fb_init, |
| .fini = _nouveau_fb_fini, |
| }, |
| }; |