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/*
* 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 "nv04.h"
void
nv40_fb_tile_comp(struct nvkm_fb *pfb, int i, u32 size, u32 flags,
struct nvkm_fb_tile *tile)
{
u32 tiles = DIV_ROUND_UP(size, 0x80);
u32 tags = round_up(tiles / pfb->ram->parts, 0x100);
if ( (flags & 2) &&
!nvkm_mm_head(&pfb->tags, 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 int
nv40_fb_init(struct nvkm_object *object)
{
struct nv04_fb_priv *priv = (void *)object;
int ret;
ret = nvkm_fb_init(&priv->base);
if (ret)
return ret;
nv_mask(priv, 0x10033c, 0x00008000, 0x00000000);
return 0;
}
struct nvkm_oclass *
nv40_fb_oclass = &(struct nv04_fb_impl) {
.base.base.handle = NV_SUBDEV(FB, 0x40),
.base.base.ofuncs = &(struct nvkm_ofuncs) {
.ctor = nv04_fb_ctor,
.dtor = _nvkm_fb_dtor,
.init = nv40_fb_init,
.fini = _nvkm_fb_fini,
},
.base.memtype = nv04_fb_memtype_valid,
.base.ram = &nv40_ram_oclass,
.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,
}.base.base;
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