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/*
* Copyright 2008 Ben Skeggs
*
* 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 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 AUTHORS 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 "nv50_context.h"
#include "nv50_texture.h"
#include "nouveau/nouveau_stateobj.h"
#define _(pf, tt, r, g, b, a, tf) \
{ \
PIPE_FORMAT_##pf, \
NV50TIC_0_0_MAPR_##r | NV50TIC_0_0_TYPER_##tt | \
NV50TIC_0_0_MAPG_##g | NV50TIC_0_0_TYPEG_##tt | \
NV50TIC_0_0_MAPB_##b | NV50TIC_0_0_TYPEB_##tt | \
NV50TIC_0_0_MAPA_##a | NV50TIC_0_0_TYPEA_##tt | \
NV50TIC_0_0_FMT_##tf \
}
struct nv50_texture_format {
enum pipe_format pf;
uint32_t hw;
};
#define NV50_TEX_FORMAT_LIST_SIZE \
(sizeof(nv50_tex_format_list) / sizeof(struct nv50_texture_format))
static const struct nv50_texture_format nv50_tex_format_list[] =
{
_(A8R8G8B8_UNORM, UNORM, C2, C1, C0, C3, 8_8_8_8),
_(X8R8G8B8_UNORM, UNORM, C2, C1, C0, ONE, 8_8_8_8),
_(A1R5G5B5_UNORM, UNORM, C2, C1, C0, C3, 1_5_5_5),
_(A4R4G4B4_UNORM, UNORM, C2, C1, C0, C3, 4_4_4_4),
_(R5G6B5_UNORM, UNORM, C2, C1, C0, ONE, 5_6_5),
_(L8_UNORM, UNORM, C0, C0, C0, ONE, 8),
_(A8_UNORM, UNORM, ZERO, ZERO, ZERO, C0, 8),
_(I8_UNORM, UNORM, C0, C0, C0, C0, 8),
_(A8L8_UNORM, UNORM, C0, C0, C0, C1, 8_8),
_(DXT1_RGB, UNORM, C0, C1, C2, ONE, DXT1),
_(DXT1_RGBA, UNORM, C0, C1, C2, C3, DXT1),
_(DXT3_RGBA, UNORM, C0, C1, C2, C3, DXT3),
_(DXT5_RGBA, UNORM, C0, C1, C2, C3, DXT5)
};
#undef _
static int
nv50_tex_construct(struct nv50_context *nv50, struct nouveau_stateobj *so,
struct nv50_miptree *mt, int unit)
{
unsigned i;
for (i = 0; i < NV50_TEX_FORMAT_LIST_SIZE; i++)
if (nv50_tex_format_list[i].pf == mt->base.base.format)
break;
if (i == NV50_TEX_FORMAT_LIST_SIZE)
return 1;
so_data (so, nv50_tex_format_list[i].hw);
so_reloc(so, mt->base.bo, 0, NOUVEAU_BO_VRAM | NOUVEAU_BO_LOW |
NOUVEAU_BO_RD, 0, 0);
if (nv50->sampler[unit]->normalized)
so_data (so, 0xd0005000 | mt->base.bo->tile_mode << 22);
else
so_data (so, 0x5001d000 | mt->base.bo->tile_mode << 22);
so_data (so, 0x00300000);
so_data (so, mt->base.base.width[0]);
so_data (so, (mt->base.base.last_level << 28) |
(mt->base.base.depth[0] << 16) | mt->base.base.height[0]);
so_data (so, 0x03000000);
so_data (so, mt->base.base.last_level << 4);
return 0;
}
void
nv50_tex_validate(struct nv50_context *nv50)
{
struct nouveau_grobj *tesla = nv50->screen->tesla;
struct nouveau_stateobj *so;
int unit, push;
push = nv50->miptree_nr * 11;
push += MAX2(nv50->miptree_nr, nv50->state.miptree_nr) * 2;
so = so_new(push, nv50->miptree_nr * 2);
for (unit = 0; unit < nv50->miptree_nr; unit++) {
struct nv50_miptree *mt = nv50->miptree[unit];
if (!mt)
continue;
so_method(so, tesla, NV50TCL_CB_ADDR, 1);
so_data (so, ((unit * 8) << NV50TCL_CB_ADDR_ID_SHIFT) |
NV50_CB_TIC);
so_method(so, tesla, NV50TCL_CB_DATA(0) | 0x40000000, 8);
if (nv50_tex_construct(nv50, so, mt, unit)) {
NOUVEAU_ERR("failed tex validate\n");
so_ref(NULL, &so);
return;
}
so_method(so, tesla, NV50TCL_SET_SAMPLER_TEX, 1);
so_data (so, (unit << NV50TCL_SET_SAMPLER_TEX_TIC_SHIFT) |
(unit << NV50TCL_SET_SAMPLER_TEX_SAMPLER_SHIFT) |
NV50TCL_SET_SAMPLER_TEX_VALID);
}
for (; unit < nv50->state.miptree_nr; unit++) {
so_method(so, tesla, NV50TCL_SET_SAMPLER_TEX, 1);
so_data (so,
(unit << NV50TCL_SET_SAMPLER_TEX_SAMPLER_SHIFT) | 0);
}
so_ref(so, &nv50->state.tic_upload);
so_ref(NULL, &so);
nv50->state.miptree_nr = nv50->miptree_nr;
}
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