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-rw-r--r--src/gallium/docs/source/screen.rst2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/gallium/docs/source/screen.rst b/src/gallium/docs/source/screen.rst
index 373a2fe25d0..0cb5425bc85 100644
--- a/src/gallium/docs/source/screen.rst
+++ b/src/gallium/docs/source/screen.rst
@@ -332,6 +332,8 @@ to be 0.
sampler views. Must not be lower than PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS.
* ``PIPE_SHADER_CAP_DOUBLES``: Whether double precision floating-point
operations are supported.
+* ``PIPE_SHADER_CAP_TGSI_DROUND_SUPPORTED``: Whether double precision rounding
+ is supported. If it is, DTRUNC/DCEIL/DFLR/DROUND opcodes may be used.
.. _pipe_compute_cap: