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Commit 97add93f authored by Jose Abreu's avatar Jose Abreu Committed by David S. Miller
Browse files

net: stmmac: xgmac: Fix TSA selection 



When we change between Transmission Scheduling Algorithms, we need to
clear previous values so that the new chosen algorithm is correctly
selected.

Fixes: ec6ea8e3 ("net: stmmac: Add CBS support in XGMAC2")
Signed-off-by: default avatarJose Abreu <Jose.Abreu@synopsys.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 96147375

drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c

+1 −0
Original line number Diff line number Diff line
@@ -224,6 +224,7 @@ static void dwxgmac2_config_cbs(struct mac_device_info *hw, 
	writel(low_credit, ioaddr + XGMAC_MTL_TCx_LOCREDIT(queue));



	value = readl(ioaddr + XGMAC_MTL_TCx_ETS_CONTROL(queue));

	value &= ~XGMAC_TSA;

	value |= XGMAC_CC | XGMAC_CBS;

	writel(value, ioaddr + XGMAC_MTL_TCx_ETS_CONTROL(queue));

}