freedreno/a4xx: add missing SNORM formats to help tests pass

Otherwise some of these fall back to RGBA_SNORM, which can screw up
blend factors.

Fixes spec@ext_texture_snorm@fbo-blending-formats.

Signed-off-by: Ilia Mirkin <imirkin@alum.mit.edu>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/13904>

diff --git a/src/gallium/drivers/freedreno/a4xx/fd4_format.c b/src/gallium/drivers/freedreno/a4xx/fd4_format.c
index fb97d36..c2e7e97 100644 (file)
--- a/src/gallium/drivers/freedreno/a4xx/fd4_format.c
+++ b/src/gallium/drivers/freedreno/a4xx/fd4_format.c
@@ -78,7 +78,9 @@ static struct fd4_format formats[PIPE_FORMAT_COUNT] = {
 
    _T(A8_UNORM,   8_UNORM, A8_UNORM, WZYX),
    _T(L8_UNORM,   8_UNORM, R8_UNORM, WZYX),
+   _T(L8_SNORM,   8_SNORM, R8_SNORM, WZYX),
    _T(I8_UNORM,   8_UNORM, NONE,     WZYX),
+   _T(I8_SNORM,   8_SNORM, NONE,     WZYX),
 
    _T(A8_UINT,    8_UINT,  NONE,     WZYX),
    _T(A8_SINT,    8_SINT,  NONE,     WZYX),