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authorIyappan Subramanian <isubramanian@apm.com>2017-03-15 13:27:20 -0700
committerDavid S. Miller <davem@davemloft.net>2017-03-15 21:52:52 -0700
commit4902a92270fb2abec57a215d237a74f5ca16c9c7 (patch)
treec12f3c6686e31c74a65e73ba8e443f73598d22b3 /drivers/net/ethernet/apm/xgene/xgene_enet_hw.c
parentdrivers: net: xgene: Add workaround for errata 10GE_1 (diff)
downloadlinux-dev-4902a92270fb2abec57a215d237a74f5ca16c9c7.tar.xz
linux-dev-4902a92270fb2abec57a215d237a74f5ca16c9c7.zip
drivers: net: xgene: Add workaround for errata 10GE_8/ENET_11
This patch implements workaround for errata 10GE_8 and ENET_11: "HW reports length error for valid 64 byte frames with len <46 bytes" by recovering them from error. Signed-off-by: Iyappan Subramanian <isubramanian@apm.com> Signed-off-by: Quan Nguyen <qnguyen@apm.com> Signed-off-by: Toan Le <toanle@apm.com> Tested-by: Fushen Chen <fchen@apm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to '')
-rw-r--r--drivers/net/ethernet/apm/xgene/xgene_enet_hw.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c b/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c
index c72a17e98f13..2a835e07adfb 100644
--- a/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c
+++ b/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c
@@ -494,7 +494,7 @@ static void xgene_gmac_set_speed(struct xgene_enet_pdata *pdata)
break;
}
- mc2 |= FULL_DUPLEX2 | PAD_CRC;
+ mc2 |= FULL_DUPLEX2 | PAD_CRC | LENGTH_CHK;
xgene_enet_wr_mcx_mac(pdata, MAC_CONFIG_2_ADDR, mc2);
xgene_enet_wr_mcx_mac(pdata, INTERFACE_CONTROL_ADDR, intf_ctl);
xgene_enet_wr_csr(pdata, RGMII_REG_0_ADDR, rgmii);