[Mesa-dev] [PATCH 07/11] i965: Add notification register

Jordan Justen jordan.l.justen at intel.com
Sun Mar 22 18:49:17 PDT 2015


This will be used by the wait instruction when implementing the barrier()
function.

Signed-off-by: Jordan Justen <jordan.l.justen at intel.com>
Reviewed-by: Chris Forbes <chrisf at ijw.co.nz>
---
 src/mesa/drivers/dri/i965/brw_reg.h | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/src/mesa/drivers/dri/i965/brw_reg.h b/src/mesa/drivers/dri/i965/brw_reg.h
index eaf6620..2022ceb 100644
--- a/src/mesa/drivers/dri/i965/brw_reg.h
+++ b/src/mesa/drivers/dri/i965/brw_reg.h
@@ -661,6 +661,22 @@ brw_ip_reg(void)
 }
 
 static inline struct brw_reg
+brw_notification_reg(void)
+{
+   return brw_reg(BRW_ARCHITECTURE_REGISTER_FILE,
+                  BRW_ARF_NOTIFICATION_COUNT,
+                  0,
+                  0,
+                  0,
+                  BRW_REGISTER_TYPE_UD,
+                  BRW_VERTICAL_STRIDE_0,
+                  BRW_WIDTH_1,
+                  BRW_HORIZONTAL_STRIDE_0,
+                  BRW_SWIZZLE_XYZW,
+                  WRITEMASK_XYZW);
+}
+
+static inline struct brw_reg
 brw_acc_reg(unsigned width)
 {
    return brw_vecn_reg(width, BRW_ARCHITECTURE_REGISTER_FILE,
-- 
2.1.4



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