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ac/surface: Add ac_modifier_supports_dcc_image_stores helper

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Helper function to check if a modifier supports DCC image stores.

Signed-off-by: Joshua Ashton <joshua@froggi.es>
Reviewed-by: Marek Olšák <marek.olsak@amd.com>
Reviewed-by: Bas Nieuwenhhuizen <bas@basnieuwenhuizen.nl>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/12862>
This commit is contained in:
Joshua Ashton 2021-09-14 04:00:34 +01:00 • committed by Marge Bot
parent fd08758bb1
commit 92ade3df05
2 changed files with 9 additions and 0 deletions
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8
src/amd/common/ac_surface.c
View file

@ -105,6 +105,14 @@ bool ac_modifier_has_dcc_retile(uint64_t modifier)
return IS_AMD_FMT_MOD(modifier) && AMD_FMT_MOD_GET(DCC_RETILE, modifier);
}
bool ac_modifier_supports_dcc_image_stores(uint64_t modifier)
{
return ac_modifier_has_dcc(modifier) &&
!AMD_FMT_MOD_GET(DCC_INDEPENDENT_64B, modifier) &&
AMD_FMT_MOD_GET(DCC_INDEPENDENT_128B, modifier) &&
AMD_FMT_MOD_GET(DCC_MAX_COMPRESSED_BLOCK, modifier) == AMD_FMT_MOD_DCC_BLOCK_128B;
}
static
AddrSwizzleMode ac_modifier_gfx9_swizzle_mode(uint64_t modifier)
{

1
src/amd/common/ac_surface.h
View file

@ -454,6 +454,7 @@ bool ac_get_supported_modifiers(const struct radeon_info *info,
uint64_t *mods);
bool ac_modifier_has_dcc(uint64_t modifier);
bool ac_modifier_has_dcc_retile(uint64_t modifier);
bool ac_modifier_supports_dcc_image_stores(uint64_t modifier);
unsigned ac_surface_get_nplanes(const struct radeon_surf *surf);
uint64_t ac_surface_get_plane_offset(enum chip_class chip_class,