diff options
| author | Greg KH <greg@press.(none)> | 2005-10-28 10:13:16 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2005-10-28 10:13:16 -0700 |
| commit | 6fbfddcb52d8d9fa2cd209f5ac2a1c87497d55b5 (patch) | |
| tree | c0414e89678fcef7ce3493e048d855bde781ae8d /drivers/net/mii.c | |
| parent | 1a222bca26ca691e83be1b08f5e96ae96d0d8cae (diff) | |
| parent | 27d1097d39509494706eaa2620ef3b1e780a3224 (diff) | |
Merge ../bleed-2.6
Diffstat (limited to 'drivers/net/mii.c')
| -rw-r--r-- | drivers/net/mii.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/net/mii.c b/drivers/net/mii.c index c33cb3dc942..e42aa797f08 100644 --- a/drivers/net/mii.c +++ b/drivers/net/mii.c @@ -207,6 +207,20 @@ int mii_ethtool_sset(struct mii_if_info *mii, struct ethtool_cmd *ecmd) return 0; } +int mii_check_gmii_support(struct mii_if_info *mii) +{ + int reg; + + reg = mii->mdio_read(mii->dev, mii->phy_id, MII_BMSR); + if (reg & BMSR_ESTATEN) { + reg = mii->mdio_read(mii->dev, mii->phy_id, MII_ESTATUS); + if (reg & (ESTATUS_1000_TFULL | ESTATUS_1000_THALF)) + return 1; + } + + return 0; +} + int mii_link_ok (struct mii_if_info *mii) { /* first, a dummy read, needed to latch some MII phys */ @@ -394,5 +408,6 @@ EXPORT_SYMBOL(mii_ethtool_gset); EXPORT_SYMBOL(mii_ethtool_sset); EXPORT_SYMBOL(mii_check_link); EXPORT_SYMBOL(mii_check_media); +EXPORT_SYMBOL(mii_check_gmii_support); EXPORT_SYMBOL(generic_mii_ioctl); |