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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"
#include "util/u_format.h"
#define _MIXED(pf, t0, t1, t2, t3, cr, cg, cb, ca, f) \
{ \
PIPE_FORMAT_##pf, \
NV50TIC_0_0_MAPR_##cr | NV50TIC_0_0_TYPER_##t0 | \
NV50TIC_0_0_MAPG_##cg | NV50TIC_0_0_TYPEG_##t1 | \
NV50TIC_0_0_MAPB_##cb | NV50TIC_0_0_TYPEB_##t2 | \
NV50TIC_0_0_MAPA_##ca | NV50TIC_0_0_TYPEA_##t3 | \
NV50TIC_0_0_FMT_##f \
}
#define _(pf, t, cr, cg, cb, ca, f) _MIXED(pf, t, t, t, t, cr, cg, cb, ca, f)
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),
_(A8R8G8B8_SRGB, UNORM, C2, C1, C0, C3, 8_8_8_8),
_(X8R8G8B8_UNORM, UNORM, C2, C1, C0, ONE, 8_8_8_8),
_(X8R8G8B8_SRGB, 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),
_MIXED(Z24S8_UNORM, UINT, UNORM, UINT, UINT, C1, C1, C1, ONE, 24_8),
_(R16G16B16A16_SNORM, UNORM, C0, C1, C2, C3, 16_16_16_16),
_(R16G16B16A16_UNORM, SNORM, C0, C1, C2, C3, 16_16_16_16),
_(R32G32B32A32_FLOAT, FLOAT, C0, C1, C2, C3, 32_32_32_32),
_(R16G16_SNORM, SNORM, C0, C1, ZERO, ONE, 16_16),
_(R16G16_UNORM, UNORM, C0, C1, ZERO, ONE, 16_16),
_MIXED(Z32_FLOAT, FLOAT, UINT, UINT, UINT, C0, C0, C0, ONE, 32_DEPTH)
};
#undef _
#undef _MIXED
static int
nv50_tex_construct(struct nv50_context *nv50, struct nouveau_stateobj *so,
struct nv50_miptree *mt, int unit)
{
unsigned i;
uint32_t mode;
const struct util_format_description *desc;
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;
if (nv50->sampler[unit]->normalized)
mode = 0x50001000 | (1 << 31);
else {
mode = 0x50001000 | (7 << 14);
assert(mt->base.base.target == PIPE_TEXTURE_2D);
}
mode |= ((mt->base.bo->tile_mode & 0x0f) << 22) |
((mt->base.bo->tile_mode & 0xf0) << 21);
desc = util_format_description(mt->base.base.format);
assert(desc);
if (desc->colorspace == UTIL_FORMAT_COLORSPACE_SRGB)
mode |= 0x0400;
switch (mt->base.base.target) {
case PIPE_TEXTURE_1D:
break;
case PIPE_TEXTURE_2D:
mode |= (1 << 14);
break;
case PIPE_TEXTURE_3D:
mode |= (2 << 14);
break;
case PIPE_TEXTURE_CUBE:
mode |= (3 << 14);
break;
default:
assert(!"unsupported texture target");
break;
}
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);
so_data (so, mode);
so_data (so, 0x00300000);
so_data (so, mt->base.base.width0 | (1 << 31));
so_data (so, (mt->base.base.last_level << 28) |
(mt->base.base.depth0 << 16) | mt->base.base.height0);
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 *eng2d = nv50->screen->eng2d;
struct nouveau_grobj *tesla = nv50->screen->tesla;
struct nouveau_stateobj *so;
unsigned i, unit, push;
push = MAX2(nv50->miptree_nr, nv50->state.miptree_nr) * 2 + 23 + 6;
so = so_new(nv50->miptree_nr * 9 + push, nv50->miptree_nr * 2 + 2);
nv50_so_init_sifc(nv50, so, nv50->screen->tic, NOUVEAU_BO_VRAM,
nv50->miptree_nr * 8 * 4);
for (i = 0, unit = 0; unit < nv50->miptree_nr; ++unit) {
struct nv50_miptree *mt = nv50->miptree[unit];
if (!mt)
continue;
so_method(so, eng2d, NV50_2D_SIFC_DATA | (2 << 29), 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, (i++ << 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);
}
/* not sure if the following really do what I think: */
so_method(so, tesla, 0x1440, 1); /* sync SIFC */
so_data (so, 0);
so_method(so, tesla, 0x1330, 1); /* flush TIC */
so_data (so, 0);
so_method(so, tesla, 0x1338, 1); /* flush texture caches */
so_data (so, 0x20);
so_ref(so, &nv50->state.tic_upload);
so_ref(NULL, &so);
nv50->state.miptree_nr = nv50->miptree_nr;
}
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