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-rw-r--r--src/radeon_reg.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/radeon_reg.h b/src/radeon_reg.h
index 6ace3429..aaac052c 100644
--- a/src/radeon_reg.h
+++ b/src/radeon_reg.h
@@ -4614,6 +4614,7 @@
# define R300_DC_FLUSH_2D (1 << 0)
# define R300_DC_FREE_2D (1 << 2)
# define R300_RB2D_DC_FLUSH_ALL (R300_DC_FLUSH_2D | R300_DC_FREE_2D)
+# define R300_RB2D_DC_BUSY (1 << 31)
#define R300_RB3D_DSTCACHE_CTLSTAT 0x4e4c
# define R300_DC_FLUSH_3D (2 << 0)
# define R300_DC_FREE_3D (2 << 2)