From: Nicolai Hähnle <nicolai.haeh...@amd.com>
This fixes piglit spec@glsl-1.50@gs-max-output.
---
src/gallium/drivers/radeonsi/si_get.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/src/gallium/drivers/radeonsi/si_get.c
b/src/gallium/drivers/radeonsi/si_get.c
index c1bddca1a66..9496817ac84 100644
--- a/src/gallium/drivers/radeonsi/si_get.c
+++ b/src/gallium/drivers/radeonsi/si_get.c
@@ -256,21 +256,23 @@ static int si_get_param(struct pipe_screen *pscreen, enum
pipe_cap param)
return sscreen->info.chip_class <= GFX8 ?
PIPE_QUIRK_TEXTURE_BORDER_COLOR_SWIZZLE_R600 : 0;
/* Stream output. */
case PIPE_CAP_MAX_STREAM_OUTPUT_SEPARATE_COMPONENTS:
case PIPE_CAP_MAX_STREAM_OUTPUT_INTERLEAVED_COMPONENTS:
return 32*4;
/* Geometry shader output. */
case PIPE_CAP_MAX_GEOMETRY_OUTPUT_VERTICES:
- return 1024;
+ /* gfx8 and earlier can do more, but nobody uses it because it
+ * would be a bad idea for performance. */
+ return 256;
case PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS:
return 4095;
case PIPE_CAP_MAX_GS_INVOCATIONS:
/* The closed driver exposes 127, but 125 is the greatest
* number that works. */
return 125;
case PIPE_CAP_MAX_VERTEX_ATTRIB_STRIDE:
return 2048;
--
2.17.1
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