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yaml
---
r: 327591
b: refs/heads/master
c: b32607d
h: refs/heads/master
i:
  327589: f3f7ed0
  327587: 21fd5e9
  327583: 4acc2a5
v: v3
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Allan, Bruce W authored and David S. Miller committed Aug 23, 2012
1 parent 6868708 commit 8e2f354
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Showing 3 changed files with 91 additions and 68 deletions.
2 changes: 1 addition & 1 deletion [refs]
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Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 9e67030af367ab524d0856af9e992de241eca3c7
refs/heads/master: b32607dd47d456b99f0a16f1c37bc8a0975ffb19
74 changes: 7 additions & 67 deletions trunk/drivers/net/phy/phy.c
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Original file line number Diff line number Diff line change
Expand Up @@ -1035,66 +1035,6 @@ static void phy_write_mmd_indirect(struct mii_bus *bus, int prtad, int devad,
bus->write(bus, addr, MII_MMD_DATA, data);
}

static u32 phy_eee_to_adv(u16 eee_adv)
{
u32 adv = 0;

if (eee_adv & MDIO_EEE_100TX)
adv |= ADVERTISED_100baseT_Full;
if (eee_adv & MDIO_EEE_1000T)
adv |= ADVERTISED_1000baseT_Full;
if (eee_adv & MDIO_EEE_10GT)
adv |= ADVERTISED_10000baseT_Full;
if (eee_adv & MDIO_EEE_1000KX)
adv |= ADVERTISED_1000baseKX_Full;
if (eee_adv & MDIO_EEE_10GKX4)
adv |= ADVERTISED_10000baseKX4_Full;
if (eee_adv & MDIO_EEE_10GKR)
adv |= ADVERTISED_10000baseKR_Full;

return adv;
}

static u32 phy_eee_to_supported(u16 eee_caported)
{
u32 supported = 0;

if (eee_caported & MDIO_EEE_100TX)
supported |= SUPPORTED_100baseT_Full;
if (eee_caported & MDIO_EEE_1000T)
supported |= SUPPORTED_1000baseT_Full;
if (eee_caported & MDIO_EEE_10GT)
supported |= SUPPORTED_10000baseT_Full;
if (eee_caported & MDIO_EEE_1000KX)
supported |= SUPPORTED_1000baseKX_Full;
if (eee_caported & MDIO_EEE_10GKX4)
supported |= SUPPORTED_10000baseKX4_Full;
if (eee_caported & MDIO_EEE_10GKR)
supported |= SUPPORTED_10000baseKR_Full;

return supported;
}

static u16 phy_adv_to_eee(u32 adv)
{
u16 reg = 0;

if (adv & ADVERTISED_100baseT_Full)
reg |= MDIO_EEE_100TX;
if (adv & ADVERTISED_1000baseT_Full)
reg |= MDIO_EEE_1000T;
if (adv & ADVERTISED_10000baseT_Full)
reg |= MDIO_EEE_10GT;
if (adv & ADVERTISED_1000baseKX_Full)
reg |= MDIO_EEE_1000KX;
if (adv & ADVERTISED_10000baseKX4_Full)
reg |= MDIO_EEE_10GKX4;
if (adv & ADVERTISED_10000baseKR_Full)
reg |= MDIO_EEE_10GKR;

return reg;
}

/**
* phy_init_eee - init and check the EEE feature
* @phydev: target phy_device struct
Expand Down Expand Up @@ -1132,7 +1072,7 @@ int phy_init_eee(struct phy_device *phydev, bool clk_stop_enable)
if (eee_cap < 0)
return eee_cap;

cap = phy_eee_to_supported(eee_cap);
cap = mmd_eee_cap_to_ethtool_sup_t(eee_cap);
if (!cap)
goto eee_exit;

Expand All @@ -1149,8 +1089,8 @@ int phy_init_eee(struct phy_device *phydev, bool clk_stop_enable)
if (eee_adv < 0)
return eee_adv;

adv = phy_eee_to_adv(eee_adv);
lp = phy_eee_to_adv(eee_lp);
adv = mmd_eee_adv_to_ethtool_adv_t(eee_adv);
lp = mmd_eee_adv_to_ethtool_adv_t(eee_lp);
idx = phy_find_setting(phydev->speed, phydev->duplex);
if ((lp & adv & settings[idx].setting))
goto eee_exit;
Expand Down Expand Up @@ -1210,21 +1150,21 @@ int phy_ethtool_get_eee(struct phy_device *phydev, struct ethtool_eee *data)
MDIO_MMD_PCS, phydev->addr);
if (val < 0)
return val;
data->supported = phy_eee_to_supported(val);
data->supported = mmd_eee_cap_to_ethtool_sup_t(val);

/* Get advertisement EEE */
val = phy_read_mmd_indirect(phydev->bus, MDIO_AN_EEE_ADV,
MDIO_MMD_AN, phydev->addr);
if (val < 0)
return val;
data->advertised = phy_eee_to_adv(val);
data->advertised = mmd_eee_adv_to_ethtool_adv_t(val);

/* Get LP advertisement EEE */
val = phy_read_mmd_indirect(phydev->bus, MDIO_AN_EEE_LPABLE,
MDIO_MMD_AN, phydev->addr);
if (val < 0)
return val;
data->lp_advertised = phy_eee_to_adv(val);
data->lp_advertised = mmd_eee_adv_to_ethtool_adv_t(val);

return 0;
}
Expand All @@ -1241,7 +1181,7 @@ int phy_ethtool_set_eee(struct phy_device *phydev, struct ethtool_eee *data)
{
int val;

val = phy_adv_to_eee(data->advertised);
val = ethtool_adv_to_mmd_eee_adv_t(data->advertised);
phy_write_mmd_indirect(phydev->bus, MDIO_AN_EEE_ADV, MDIO_MMD_AN,
phydev->addr, val);

Expand Down
83 changes: 83 additions & 0 deletions trunk/include/linux/mdio.h
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Original file line number Diff line number Diff line change
Expand Up @@ -377,5 +377,88 @@ static inline void mdio45_ethtool_gset(const struct mdio_if_info *mdio,
extern int mdio_mii_ioctl(const struct mdio_if_info *mdio,
struct mii_ioctl_data *mii_data, int cmd);

/**
* mmd_eee_cap_to_ethtool_sup_t
* @eee_cap: value of the MMD EEE Capability register
*
* A small helper function that translates MMD EEE Capability (3.20) bits
* to ethtool supported settings.
*/
static inline u32 mmd_eee_cap_to_ethtool_sup_t(u16 eee_cap)
{
u32 supported = 0;

if (eee_cap & MDIO_EEE_100TX)
supported |= SUPPORTED_100baseT_Full;
if (eee_cap & MDIO_EEE_1000T)
supported |= SUPPORTED_1000baseT_Full;
if (eee_cap & MDIO_EEE_10GT)
supported |= SUPPORTED_10000baseT_Full;
if (eee_cap & MDIO_EEE_1000KX)
supported |= SUPPORTED_1000baseKX_Full;
if (eee_cap & MDIO_EEE_10GKX4)
supported |= SUPPORTED_10000baseKX4_Full;
if (eee_cap & MDIO_EEE_10GKR)
supported |= SUPPORTED_10000baseKR_Full;

return supported;
}

/**
* mmd_eee_adv_to_ethtool_adv_t
* @eee_adv: value of the MMD EEE Advertisement/Link Partner Ability registers
*
* A small helper function that translates the MMD EEE Advertisment (7.60)
* and MMD EEE Link Partner Ability (7.61) bits to ethtool advertisement
* settings.
*/
static inline u32 mmd_eee_adv_to_ethtool_adv_t(u16 eee_adv)
{
u32 adv = 0;

if (eee_adv & MDIO_EEE_100TX)
adv |= ADVERTISED_100baseT_Full;
if (eee_adv & MDIO_EEE_1000T)
adv |= ADVERTISED_1000baseT_Full;
if (eee_adv & MDIO_EEE_10GT)
adv |= ADVERTISED_10000baseT_Full;
if (eee_adv & MDIO_EEE_1000KX)
adv |= ADVERTISED_1000baseKX_Full;
if (eee_adv & MDIO_EEE_10GKX4)
adv |= ADVERTISED_10000baseKX4_Full;
if (eee_adv & MDIO_EEE_10GKR)
adv |= ADVERTISED_10000baseKR_Full;

return adv;
}

/**
* ethtool_adv_to_mmd_eee_adv_t
* @adv: the ethtool advertisement settings
*
* A small helper function that translates ethtool advertisement settings
* to EEE advertisements for the MMD EEE Advertisement (7.60) and
* MMD EEE Link Partner Ability (7.61) registers.
*/
static inline u16 ethtool_adv_to_mmd_eee_adv_t(u32 adv)
{
u16 reg = 0;

if (adv & ADVERTISED_100baseT_Full)
reg |= MDIO_EEE_100TX;
if (adv & ADVERTISED_1000baseT_Full)
reg |= MDIO_EEE_1000T;
if (adv & ADVERTISED_10000baseT_Full)
reg |= MDIO_EEE_10GT;
if (adv & ADVERTISED_1000baseKX_Full)
reg |= MDIO_EEE_1000KX;
if (adv & ADVERTISED_10000baseKX4_Full)
reg |= MDIO_EEE_10GKX4;
if (adv & ADVERTISED_10000baseKR_Full)
reg |= MDIO_EEE_10GKR;

return reg;
}

#endif /* __KERNEL__ */
#endif /* __LINUX_MDIO_H__ */

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