[PATCH v2 net-next 7/7] net: stmmac: xgmac: Do not enable TBU interrupt
From: Jose Abreu <Jose.Abreu@synopsys.com>
Date: 2019-11-14 11:42:58
Also in:
lkml, netdev
Subsystem:
networking drivers, stmmac ethernet driver, the rest · Maintainers:
Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Maxime Chevallier, Linus Torvalds
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> --- Cc: Giuseppe Cavallaro <redacted> Cc: Alexandre Torgue <redacted> Cc: Jose Abreu <redacted> Cc: "David S. Miller" <davem@davemloft.net> Cc: Maxime Coquelin <mcoquelin.stm32@gmail.com> Cc: netdev@vger.kernel.org Cc: linux-stm32@st-md-mailman.stormreply.com Cc: linux-arm-kernel@lists.infradead.org Cc: linux-kernel@vger.kernel.org --- drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h
index 99037386080a..e908d80a1d6f 100644
--- 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)))
--
2.7.4
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