freedreno: update uapi

In drm-next.. needed for timestamp queries in mesa.

Signed-off-by: Rob Clark <robclark@freedesktop.org>
diff --git a/freedreno/msm/msm_drm.h b/freedreno/msm/msm_drm.h
index baf505c..6a2a265 100644
--- a/freedreno/msm/msm_drm.h
+++ b/freedreno/msm/msm_drm.h
@@ -59,6 +59,7 @@
 #define MSM_PARAM_GMEM_SIZE  0x02
 #define MSM_PARAM_CHIP_ID    0x03
 #define MSM_PARAM_MAX_FREQ   0x04
+#define MSM_PARAM_TIMESTAMP  0x05
 
 struct drm_msm_param {
 	uint32_t pipe;           /* in, MSM_PIPE_x */