From: Marek Olšák <marek.ol...@amd.com>
The motivation is to simplify the Stoney RB+ code.
Intensity is already treated as red except here.
No piglit regressions.
---
src/gallium/drivers/radeonsi/si_state.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/src/gallium/drivers/radeonsi/si_state.c
b/src/gallium/drivers/radeonsi/si_state.c
index 9e0ccfc..40ae13f 100644
--- a/src/gallium/drivers/radeonsi/si_state.c
+++ b/src/gallium/drivers/radeonsi/si_state.c
@@ -2097,8 +2097,10 @@ static void si_initialize_color_surface(struct
si_context *sctx,
color_pitch = S_028C64_TILE_MAX(pitch);
+ /* Intensity is implemented as Red, so treat it that way. */
color_attrib = S_028C74_TILE_MODE_INDEX(tile_mode_index) |
- S_028C74_FORCE_DST_ALPHA_1(desc->swizzle[3] ==
UTIL_FORMAT_SWIZZLE_1);
+ S_028C74_FORCE_DST_ALPHA_1(desc->swizzle[3] ==
UTIL_FORMAT_SWIZZLE_1 ||
+
util_format_is_intensity(surf->base.format));
if (rtex->resource.b.b.nr_samples > 1) {
unsigned log_samples =
util_logbase2(rtex->resource.b.b.nr_samples);
--
2.1.4
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