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authorYaniv Rosner <yanivr@broadcom.com>2011-09-07 00:47:54 +0000
committerDavid S. Miller <davem@davemloft.net>2011-09-15 15:53:01 -0400
commit6b1f3900fc0909fbf3bd672242378015f76b3df8 (patch)
tree1e51b4258c7c1f684d7514ae425c4e15cb4cfc53 /drivers/net
parentc482e6c064613b3fd40758ef6c33318462b83789 (diff)
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bnx2x: Enable FEC for 57810-KR
Enable FEC(Forward Error Correction) for 57810-KR to reduce link errors. Signed-off-by: Yaniv Rosner <yanivr@broadcom.com> Signed-off-by: Eilon Greenstein <eilong@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/bnx2x/bnx2x_link.c6
-rw-r--r--drivers/net/bnx2x/bnx2x_reg.h3
2 files changed, 9 insertions, 0 deletions
diff --git a/drivers/net/bnx2x/bnx2x_link.c b/drivers/net/bnx2x/bnx2x_link.c
index 9d381db1651..f7a7ac3e889 100644
--- a/drivers/net/bnx2x/bnx2x_link.c
+++ b/drivers/net/bnx2x/bnx2x_link.c
@@ -3624,6 +3624,12 @@ static void bnx2x_warpcore_enable_AN_KR(struct bnx2x_phy *phy,
bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD,
MDIO_WC_REG_AN_IEEE1BLK_AN_ADVERTISEMENT1, val16);
+ /* Advertised and set FEC (Forward Error Correction) */
+ bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD,
+ MDIO_WC_REG_AN_IEEE1BLK_AN_ADVERTISEMENT2,
+ (MDIO_WC_REG_AN_IEEE1BLK_AN_ADV2_FEC_ABILITY |
+ MDIO_WC_REG_AN_IEEE1BLK_AN_ADV2_FEC_REQ));
+
/* Enable CL37 BAM */
if (REG_RD(bp, params->shmem_base +
offsetof(struct shmem_region, dev_info.
diff --git a/drivers/net/bnx2x/bnx2x_reg.h b/drivers/net/bnx2x/bnx2x_reg.h
index dac217d478f..057738623ba 100644
--- a/drivers/net/bnx2x/bnx2x_reg.h
+++ b/drivers/net/bnx2x/bnx2x_reg.h
@@ -6853,6 +6853,9 @@ Theotherbitsarereservedandshouldbezero*/
#define MDIO_WC_REG_IEEE0BLK_AUTONEGNP 0x7
#define MDIO_WC_REG_AN_IEEE1BLK_AN_ADVERTISEMENT0 0x10
#define MDIO_WC_REG_AN_IEEE1BLK_AN_ADVERTISEMENT1 0x11
+#define MDIO_WC_REG_AN_IEEE1BLK_AN_ADVERTISEMENT2 0x12
+#define MDIO_WC_REG_AN_IEEE1BLK_AN_ADV2_FEC_ABILITY 0x4000
+#define MDIO_WC_REG_AN_IEEE1BLK_AN_ADV2_FEC_REQ 0x8000
#define MDIO_WC_REG_PMD_IEEE9BLK_TENGBASE_KR_PMD_CONTROL_REGISTER_150 0x96
#define MDIO_WC_REG_XGXSBLK0_XGXSCONTROL 0x8000
#define MDIO_WC_REG_XGXSBLK0_MISCCONTROL1 0x800e