From: "Eilon Greenstein" <eilong@broadcom.com>
To: "David Miller" <davem@davemloft.net>
Cc: netdev@vger.kernel.org, "Yaniv Rosner" <yanivr@broadcom.com>
Subject: [net-next 25/36] bnx2x: Keep only one HW path active
Date: Wed, 12 Aug 2009 21:23:51 +0300 [thread overview]
Message-ID: <1250101431.27379.177.camel@lb-tlvb-eilong> (raw)
Disable bmac access while working with emac and keep the single lane SerDes in
reset while working with 4 lanes XGXS
Signed-off-by: Yaniv Rosner <yanivr@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
---
drivers/net/bnx2x_link.c | 7 ++++---
1 files changed, 4 insertions(+), 3 deletions(-)
diff --git a/drivers/net/bnx2x_link.c b/drivers/net/bnx2x_link.c
index dc3b69e..b81a057 100644
--- a/drivers/net/bnx2x_link.c
+++ b/drivers/net/bnx2x_link.c
@@ -397,7 +397,8 @@ static u8 bnx2x_emac_enable(struct link_params *params,
/* enable access for bmac registers */
REG_WR(bp, NIG_REG_BMAC0_REGS_OUT_EN + port*4, 0x1);
- }
+ } else
+ REG_WR(bp, NIG_REG_BMAC0_REGS_OUT_EN + port*4, 0x0);
vars->mac_type = MAC_TYPE_EMAC;
return 0;
@@ -1021,8 +1022,8 @@ static u8 bnx2x_reset_unicore(struct link_params *params)
MDIO_COMBO_IEEE0_MII_CONTROL,
(mii_control |
MDIO_COMBO_IEEO_MII_CONTROL_RESET));
-
- bnx2x_set_serdes_access(params);
+ if (params->switch_cfg == SWITCH_CFG_1G)
+ bnx2x_set_serdes_access(params);
/* wait for the reset to self clear */
for (i = 0; i < MDIO_ACCESS_TIMEOUT; i++) {
--
1.5.4.3
reply other threads:[~2009-08-12 18:24 UTC|newest]
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