net: stmmac: xgmac: Do not enable TBU interrupt

Now that TX Coalesce has been rewritten we no longer need this
additional interrupt enabled. This reduces CPU usage.

Signed-off-by: Jose Abreu <Jose.Abreu@synopsys.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h
index 99037386080a65055b6bcb1cbbddb45643a471aa..e908d80a1d6f495ccdfcc7d7620736ecc121144e 100644 (file)
--- a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h
+++ b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h
@@ -360,7 +360,7 @@
 #define XGMAC_TBUE                     BIT(2)
 #define XGMAC_TIE                      BIT(0)
 #define XGMAC_DMA_INT_DEFAULT_EN       (XGMAC_NIE | XGMAC_AIE | XGMAC_RBUE | \
-                                       XGMAC_RIE | XGMAC_TBUE | XGMAC_TIE)
+                                       XGMAC_RIE | XGMAC_TIE)
 #define XGMAC_DMA_CH_Rx_WATCHDOG(x)    (0x0000313c + (0x80 * (x)))
 #define XGMAC_RWT                      GENMASK(7, 0)
 #define XGMAC_DMA_CH_STATUS(x)         (0x00003160 + (0x80 * (x)))