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-rw-r--r--src/gallium/drivers/r600/r600_pipe.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/src/gallium/drivers/r600/r600_pipe.h b/src/gallium/drivers/r600/r600_pipe.h
index d7af6180641..f0d4be48142 100644
--- a/src/gallium/drivers/r600/r600_pipe.h
+++ b/src/gallium/drivers/r600/r600_pipe.h
@@ -507,6 +507,16 @@ struct r600_context {
void *sb_context;
struct r600_isa *isa;
+
+ /* Work-around for flushing problems with compute shaders on Cayman:
+ * Emitting a SURFACE_SYNC packet with any of the CB*_DEST_BASE_ENA
+ * or DB_DEST_BASE_ENA bits set after dispatching a compute shader
+ * hangs the GPU.
+ *
+ * Setting this to true will prevent r600_flush_emit() from emitting
+ * a SURFACE_SYNC packet. This field will be cleared by
+ * by r600_context_flush() after flushing the command stream. */
+ boolean skip_surface_sync_on_next_cs_flush;
};
static INLINE void r600_emit_command_buffer(struct radeon_winsys_cs *cs,