/*
|
* 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"
|
|
static void
|
nv35_fb_tile_comp(struct nvkm_fb *fb, int i, u32 size, u32 flags,
|
struct nvkm_fb_tile *tile)
|
{
|
u32 tiles = DIV_ROUND_UP(size, 0x40);
|
u32 tags = round_up(tiles / fb->ram->parts, 0x40);
|
if (!nvkm_mm_head(&fb->tags, 0, 1, tags, tags, 1, &tile->tag)) {
|
if (flags & 2) tile->zcomp |= 0x04000000; /* Z16 */
|
else tile->zcomp |= 0x08000000; /* Z24S8 */
|
tile->zcomp |= ((tile->tag->offset ) >> 6);
|
tile->zcomp |= ((tile->tag->offset + tags - 1) >> 6) << 13;
|
#ifdef __BIG_ENDIAN
|
tile->zcomp |= 0x40000000;
|
#endif
|
}
|
}
|
|
static const struct nvkm_fb_func
|
nv35_fb = {
|
.tags = nv20_fb_tags,
|
.init = nv30_fb_init,
|
.tile.regions = 8,
|
.tile.init = nv30_fb_tile_init,
|
.tile.comp = nv35_fb_tile_comp,
|
.tile.fini = nv20_fb_tile_fini,
|
.tile.prog = nv20_fb_tile_prog,
|
.ram_new = nv20_ram_new,
|
};
|
|
int
|
nv35_fb_new(struct nvkm_device *device, int index, struct nvkm_fb **pfb)
|
{
|
return nvkm_fb_new_(&nv35_fb, device, index, pfb);
|
}
|
