radeonsi/gfx9: fix TC-compatible stencil compression

Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>

diff --git a/src/amd/common/gfx9d.h b/src/amd/common/gfx9d.h
index 787d0a9..8c61645 100644 (file)
--- a/src/amd/common/gfx9d.h
+++ b/src/amd/common/gfx9d.h
@@ -1345,8 +1345,8 @@
 #define     V_008F14_IMG_DATA_FORMAT_RESERVED_56                    0x38
 #define     V_008F14_IMG_DATA_FORMAT_4_4                            0x39
 #define     V_008F14_IMG_DATA_FORMAT_6_5_5                          0x3A
-#define     V_008F14_IMG_DATA_S8_16                                 0x3B
-#define     V_008F14_IMG_DATA_S8_32                                 0x3C
+#define     V_008F14_IMG_DATA_FORMAT_S8_16                          0x3B
+#define     V_008F14_IMG_DATA_FORMAT_S8_32                          0x3C
 #define     V_008F14_IMG_DATA_FORMAT_8_AS_32                        0x3D
 #define     V_008F14_IMG_DATA_FORMAT_8_AS_32_32                     0x3E
 #define     V_008F14_IMG_DATA_FORMAT_32_AS_32_32_32_32              0x3F

diff --git a/src/gallium/drivers/radeonsi/si_state.c b/src/gallium/drivers/radeonsi/si_state.c
index 1cd1f91..831c6b8 100644 (file)
--- a/src/gallium/drivers/radeonsi/si_state.c
+++ b/src/gallium/drivers/radeonsi/si_state.c
@@ -3227,6 +3227,12 @@ si_make_texture_descriptor(struct si_screen *screen,
                data_format = V_008F14_IMG_DATA_FORMAT_24_8;
        }
 
+       /* S8 with Z32 HTILE needs a special format. */
+       if (screen->b.chip_class >= GFX9 &&
+           pipe_format == PIPE_FORMAT_S8_UINT &&
+           tex->tc_compatible_htile)
+               data_format = V_008F14_IMG_DATA_FORMAT_S8_32;
+
        if (!sampler &&
            (res->target == PIPE_TEXTURE_CUBE ||
             res->target == PIPE_TEXTURE_CUBE_ARRAY ||