llvmpipe: comments

diff --git a/src/gallium/drivers/llvmpipe/lp_state_fs.c b/src/gallium/drivers/llvmpipe/lp_state_fs.c
index ea5868d..26a2d6c 100644 (file)
--- a/src/gallium/drivers/llvmpipe/lp_state_fs.c
+++ b/src/gallium/drivers/llvmpipe/lp_state_fs.c
@@ -999,6 +999,10 @@ make_variant_key(struct llvmpipe_context *lp,
 }
 
 
+/**
+ * Update fragment state.  This is called just prior to drawing
+ * something when some fragment-related state has changed.
+ */
 void 
 llvmpipe_update_fs(struct llvmpipe_context *lp)
 {