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nv50: enable texture compression

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Compression seems to be supported for only some formats. Enable it for
those. Previously this was disabled for everything despite the code
looking like it was actually enabled.

Signed-off-by: Tobias Klausmann <tobias.johannes.klausmann@mni.thm.de>
Reviewed-by: Ilia Mirkin <imirkin@alum.mit.edu>
This commit is contained in:
Tobias Klausmann 2015-01-03 01:00:08 +01:00 • committed by Ilia Mirkin
parent e452cfb149
commit 1f8c0be27e
2 changed files with 26 additions and 3 deletions
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22
src/gallium/drivers/nouveau/nv50/nv50_miptree.c
View file

@ -65,8 +65,7 @@ nv50_tex_choose_tile_dims(unsigned nx, unsigned ny, unsigned nz)
static uint32_t
nv50_mt_choose_storage_type(struct nv50_miptree *mt, boolean compressed)
{
const unsigned ms = mt->ms_x + mt->ms_y;
const unsigned ms = util_logbase2(mt->base.base.nr_samples);
uint32_t tile_flags;
if (unlikely(mt->base.base.flags & NOUVEAU_RESOURCE_FLAG_LINEAR))
@ -96,6 +95,22 @@ nv50_mt_choose_storage_type(struct nv50_miptree *mt, boolean compressed)
tile_flags = 0x60 + ms;
break;
default:
/* Most color formats don't work with compression. */
compressed = false;
/* fallthrough */
case PIPE_FORMAT_R8G8B8A8_UNORM:
case PIPE_FORMAT_R8G8B8A8_SRGB:
case PIPE_FORMAT_R8G8B8X8_UNORM:
case PIPE_FORMAT_R8G8B8X8_SRGB:
case PIPE_FORMAT_B8G8R8A8_UNORM:
case PIPE_FORMAT_B8G8R8A8_SRGB:
case PIPE_FORMAT_B8G8R8X8_UNORM:
case PIPE_FORMAT_B8G8R8X8_SRGB:
case PIPE_FORMAT_R10G10B10A2_UNORM:
case PIPE_FORMAT_B10G10R10A2_UNORM:
case PIPE_FORMAT_R16G16B16A16_FLOAT:
case PIPE_FORMAT_R16G16B16X16_FLOAT:
case PIPE_FORMAT_R11G11B10_FLOAT:
switch (util_format_get_blocksizebits(mt->base.base.format)) {
case 128:
assert(ms < 3);
@ -318,6 +333,7 @@ nv50_miptree_create(struct pipe_screen *pscreen,
struct nouveau_device *dev = nouveau_screen(pscreen)->device;
struct nv50_miptree *mt = CALLOC_STRUCT(nv50_miptree);
struct pipe_resource *pt = &mt->base.base;
boolean compressed = dev->drm_version >= 0x01000101;
int ret;
union nouveau_bo_config bo_config;
uint32_t bo_flags;
@ -333,7 +349,7 @@ nv50_miptree_create(struct pipe_screen *pscreen,
if (pt->bind & PIPE_BIND_LINEAR)
pt->flags |= NOUVEAU_RESOURCE_FLAG_LINEAR;
bo_config.nv50.memtype = nv50_mt_choose_storage_type(mt, TRUE);
bo_config.nv50.memtype = nv50_mt_choose_storage_type(mt, compressed);
if (!nv50_miptree_init_ms_mode(mt)) {
FREE(mt);

7
src/gallium/drivers/nouveau/nv50/nv50_screen.c
View file

@ -449,6 +449,13 @@ nv50_screen_init_hwctx(struct nv50_screen *screen)
PUSH_DATA (push, 0x18);
}
BEGIN_NV04(push, NV50_3D(ZETA_COMP_ENABLE), 1);
PUSH_DATA(push, screen->base.device->drm_version >= 0x01000101);
BEGIN_NV04(push, NV50_3D(RT_COMP_ENABLE(0)), 8);
for (i = 0; i < 8; ++i)
PUSH_DATA(push, screen->base.device->drm_version >= 0x01000101);
BEGIN_NV04(push, NV50_3D(RT_CONTROL), 1);
PUSH_DATA (push, 1);