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authorVoon Weifeng <weifeng.voon@intel.com>2021-03-31 19:18:25 +0300
committerDavid S. Miller <davem@davemloft.net>2021-04-01 01:09:40 +0300
commitb494ba5a3cf822fa99fb941cd1c293da21f4f927 (patch)
tree053bafa5223efa29113b134af473141488b75f2b /drivers/net/ethernet/stmicro
parent77890db10ef04cae55fb858cbb861414f33039a3 (diff)
downloadlinux-b494ba5a3cf822fa99fb941cd1c293da21f4f927.tar.xz
net: stmmac: enable MTL ECC Error Address Status Over-ride by default
Turn on the MEEAO field of MTL_ECC_Control_Register by default. As the MTL ECC Error Address Status Over-ride(MEEAO) is set by default, the following error address fields will hold the last valid address where the error is detected. Signed-off-by: Voon Weifeng <weifeng.voon@intel.com> Signed-off-by: Tan Tee Min <tee.min.tan@intel.com> Co-developed-by: Wong Vee Khee <vee.khee.wong@linux.intel.com> Signed-off-by: Wong Vee Khee <vee.khee.wong@linux.intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/stmicro')
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/dwmac5.c1
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/dwmac5.h1
2 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac5.c b/drivers/net/ethernet/stmicro/stmmac/dwmac5.c
index 5b010ebfede9..d8c6ff725237 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac5.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac5.c
@@ -192,6 +192,7 @@ int dwmac5_safety_feat_config(void __iomem *ioaddr, unsigned int asp)
/* 1. Enable Safety Features */
value = readl(ioaddr + MTL_ECC_CONTROL);
+ value |= MEEAO; /* MTL ECC Error Addr Status Override */
value |= TSOEE; /* TSO ECC */
value |= MRXPEE; /* MTL RX Parser ECC */
value |= MESTEE; /* MTL EST ECC */
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac5.h b/drivers/net/ethernet/stmicro/stmmac/dwmac5.h
index ff555d8b0cdf..6b2fd37b29ad 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac5.h
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac5.h
@@ -98,6 +98,7 @@
#define ADDR GENMASK(15, 0)
#define MTL_RXP_IACC_DATA 0x00000cb4
#define MTL_ECC_CONTROL 0x00000cc0
+#define MEEAO BIT(8)
#define TSOEE BIT(4)
#define MRXPEE BIT(3)
#define MESTEE BIT(2)