[PATCH net-next 03/10] net: stmmac: mdio: enlarge the max XGMAC C22 ADDR to 31

Jisheng Zhang jszhang at kernel.org
Sun Jul 23 09:10:22 PDT 2023


The IP can support up to 31 xgmac c22 addresses now.

Signed-off-by: Jisheng Zhang <jszhang at kernel.org>
---
 drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c
index 3db1cb0fd160..e6d8e34fafef 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c
@@ -40,7 +40,7 @@
 #define MII_XGMAC_WRITE			(1 << MII_XGMAC_CMD_SHIFT)
 #define MII_XGMAC_READ			(3 << MII_XGMAC_CMD_SHIFT)
 #define MII_XGMAC_BUSY			BIT(22)
-#define MII_XGMAC_MAX_C22ADDR		3
+#define MII_XGMAC_MAX_C22ADDR		31
 #define MII_XGMAC_C22P_MASK		GENMASK(MII_XGMAC_MAX_C22ADDR, 0)
 #define MII_XGMAC_PA_SHIFT		16
 #define MII_XGMAC_DA_SHIFT		21
-- 
2.40.1




More information about the linux-arm-kernel mailing list