[PATCH 2/4] net: stmmac: dwmac-mediatek: disable rx watchdog

From: Biao Huang
Date: Thu May 30 2019 - 04:58:47 EST


disable rx watchdog for dwmac-mediatek, then the hw will
issue a rx interrupt once receiving a packet, so the responding time
for rx path will be reduced.

Signed-off-by: Biao Huang <biao.huang@xxxxxxxxxxxx>
---
.../net/ethernet/stmicro/stmmac/dwmac-mediatek.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-mediatek.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-mediatek.c
index 3c7a60f..38cd054 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-mediatek.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-mediatek.c
@@ -356,6 +356,7 @@ static int mediatek_dwmac_probe(struct platform_device *pdev)
plat_dat->has_gmac4 = 1;
plat_dat->has_gmac = 0;
plat_dat->pmt = 0;
+ plat_dat->riwt_off = 1;
plat_dat->maxmtu = ETH_DATA_LEN;
plat_dat->bsp_priv = priv_plat;
plat_dat->init = mediatek_dwmac_init;
--
1.7.9.5