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Revert couple of changes from 1.51 and 1.52. Reading link status with BMSR

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is okay for most of the chipsets but BCM5701 PHY does not seem to like it.
Set media to IFM_NONE if link is not up instead of the previous value.

Reported by:	Goran Lowkrantz (goran dot lowkrantz at ismobile dot com)
This commit is contained in:
Jung-uk Kim 2007-03-19 23:17:39 +00:00
parent 6c655efcaf
commit 9239bab2fe
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=167728
1 changed files with 12 additions and 14 deletions
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26
sys/dev/mii/brgphy.c
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@ -311,7 +311,7 @@ brgphy_service(struct mii_softc *sc, struct mii_data *mii, int cmd)
* Check to see if we have link. If we do, we don't
* need to restart the autonegotiation process.
*/
if (PHY_READ(sc, BRGPHY_MII_BMSR) & BRGPHY_BMSR_LINK) {
if (PHY_READ(sc, BRGPHY_MII_AUXSTS) & BRGPHY_AUXSTS_LINK) {
sc->mii_ticks = 0; /* Reset autoneg timer. */
break;
}
@ -416,32 +416,30 @@ static void
brgphy_status(struct mii_softc *sc)
{
struct mii_data *mii = sc->mii_pdata;
struct ifmedia_entry *ife = mii->mii_media.ifm_cur;
int bmcr, bmsr;
int aux, bmcr, bmsr;
mii->mii_media_status = IFM_AVALID;
mii->mii_media_active = IFM_ETHER;
aux = PHY_READ(sc, BRGPHY_MII_AUXSTS);
bmcr = PHY_READ(sc, BRGPHY_MII_BMCR);
bmsr = PHY_READ(sc, BRGPHY_MII_BMSR);
if (bmsr & BRGPHY_BMSR_LINK)
if (aux & BRGPHY_AUXSTS_LINK)
mii->mii_media_status |= IFM_ACTIVE;
if (bmcr & BRGPHY_BMCR_LOOP)
mii->mii_media_active |= IFM_LOOP;
if (bmcr & BRGPHY_BMCR_AUTOEN) {
if ((bmsr & BRGPHY_BMSR_ACOMP) == 0) {
/* Erg, still trying, I guess... */
mii->mii_media_active |= IFM_NONE;
return;
}
if ((bmcr & BRGPHY_BMCR_AUTOEN) &&
(bmsr & BRGPHY_BMSR_ACOMP) == 0) {
/* Erg, still trying, I guess... */
mii->mii_media_active |= IFM_NONE;
return;
}
if (bmsr & BRGPHY_BMSR_LINK) {
switch (PHY_READ(sc, BRGPHY_MII_AUXSTS) &
BRGPHY_AUXSTS_AN_RES) {
if (aux & BRGPHY_AUXSTS_LINK) {
switch (aux & BRGPHY_AUXSTS_AN_RES) {
case BRGPHY_RES_1000FD:
mii->mii_media_active |= IFM_1000_T | IFM_FDX;
break;
@ -468,7 +466,7 @@ brgphy_status(struct mii_softc *sc)
break;
}
} else
mii->mii_media_active = ife->ifm_media;
mii->mii_media_active |= IFM_NONE;
}
static int