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radeonsi: Use radeon_info bug flags in TILE_STENCIL_DISABLE setup

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Reviewed-by: Marek Olšák <marek.olsak@amd.com>
Signed-off-by: Vitaliy Triang3l Kuzmin <triang3l@yandex.ru>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/33962>
This commit is contained in:
Vitaliy Triang3l Kuzmin 2025-08-12 02:59:54 +03:00 • committed by Marge Bot
parent fe165f4e2a
commit 290f75eba9
1 changed files with 20 additions and 12 deletions
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32
src/gallium/drivers/radeonsi/si_texture.c
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@ -1204,23 +1204,31 @@ static struct si_texture *si_texture_create_object(struct pipe_screen *screen,
if (sscreen->info.gfx_level >= GFX9) {
tex->can_sample_z = true;
tex->can_sample_s = true;
/* Stencil texturing with HTILE doesn't work
* with mipmapping on Navi10-14. */
if (sscreen->info.gfx_level == GFX10 && base->last_level > 0)
tex->htile_stencil_disabled = true;
} else {
tex->can_sample_z = !tex->surface.u.legacy.depth_adjusted;
tex->can_sample_s = !tex->surface.u.legacy.stencil_adjusted;
}
/* GFX8 must keep stencil enabled because it can't use Z-only TC-compatible
* HTILE because of a hw bug. This has only a small effect on performance
* because we lose a little bit of Z precision in order to make space for
* stencil in HTILE.
const bool need_htile_stencil_mipmap_bug_workaround =
sscreen->info.has_htile_stencil_mipmap_bug && base->last_level > 0;
if (need_htile_stencil_mipmap_bug_workaround)
tex->htile_stencil_disabled = true;
if (sscreen->info.has_htile_tc_z_clear_bug_without_stencil &&
(tex->surface.flags & RADEON_SURF_TC_COMPATIBLE_HTILE)) {
/* Must keep stencil enabled because the base and delta Z encoding is
* needed to work around the TC Z clear value bug by using
* ZRANGE_PRECISION.
*
* This has only a small effect on performance because we lose a little
* bit of Z precision in order to make space for stencil in HTILE.
*
* If this workaround can't be applied to this texture,
* RADEON_SURF_TC_COMPATIBLE_HTILE must not be set for it, hence the
* assertion.
*/
if (sscreen->info.gfx_level == GFX8 &&
tex->surface.flags & RADEON_SURF_TC_COMPATIBLE_HTILE)
tex->htile_stencil_disabled = false;
assert(!need_htile_stencil_mipmap_bug_workaround);
tex->htile_stencil_disabled = false;
}
tex->db_compatible = surface->flags & RADEON_SURF_ZBUFFER;