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cxgb3: commnonize LASI phy code

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Add generic code to manage interrupt driven PHYs.
Do not reset the phy after link parameters update,
the new values might get lost.
Return early from link change notification
when the link parameters remain unchanged.

Signed-off-by: Divy Le Ray <divy@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Divy Le Ray
2008-10-08 17:39:31 -07:00
committed by David S. Miller
parent f231e0a5a2
commit 9b1e36566c
4 changed files with 77 additions and 48 deletions
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19
drivers/net/cxgb3/common.h
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@@ -522,7 +522,20 @@ enum {
MDIO_DEV_PMA_PMD = 1,
MDIO_DEV_WIS = 2,
MDIO_DEV_PCS = 3,
MDIO_DEV_XGXS = 4
MDIO_DEV_XGXS = 4,
MDIO_DEV_ANEG = 7,
MDIO_DEV_VEND1 = 30,
MDIO_DEV_VEND2 = 31
};
/* LASI control and status registers */
enum {
RX_ALARM_CTRL = 0x9000,
TX_ALARM_CTRL = 0x9001,
LASI_CTRL = 0x9002,
RX_ALARM_STAT = 0x9003,
TX_ALARM_STAT = 0x9004,
LASI_STAT = 0x9005
};
/* PHY loopback direction */
@@ -665,6 +678,10 @@ int t3_mdio_change_bits(struct cphy *phy, int mmd, int reg, unsigned int clear,
int t3_phy_reset(struct cphy *phy, int mmd, int wait);
int t3_phy_advertise(struct cphy *phy, unsigned int advert);
int t3_set_phy_speed_duplex(struct cphy *phy, int speed, int duplex);
int t3_phy_lasi_intr_enable(struct cphy *phy);
int t3_phy_lasi_intr_disable(struct cphy *phy);
int t3_phy_lasi_intr_clear(struct cphy *phy);
int t3_phy_lasi_intr_handler(struct cphy *phy);
void t3_intr_enable(struct adapter *adapter);
void t3_intr_disable(struct adapter *adapter);