Currently fixed_phy driver recognizes only the link-up state.
This simple patch adds an implementation of link-down state.
It fixes the status registers when link is down, and also allows
to register the fixed-phy with link down without specifying the speed.
Signed-off-by: Stas Sergeev <s...@users.sourceforge.net>
CC: Florian Fainelli <f.faine...@gmail.com>
CC: netdev@vger.kernel.org
CC: linux-ker...@vger.kernel.org
---
drivers/net/phy/fixed_phy.c | 8 +++++---
1 file changed, 5 insertions(+), 3 deletions(-)
diff --git a/drivers/net/phy/fixed_phy.c b/drivers/net/phy/fixed_phy.c
index 1960b46..479b93f 100644
--- a/drivers/net/phy/fixed_phy.c
+++ b/drivers/net/phy/fixed_phy.c
@@ -52,6 +52,10 @@ static int fixed_phy_update_regs(struct fixed_phy *fp)
u16 lpagb = 0;
u16 lpa = 0;
+ if (!fp->status.link)
+ goto done;
+ bmsr |= BMSR_LSTATUS | BMSR_ANEGCOMPLETE;
+
if (fp->status.duplex) {
bmcr |= BMCR_FULLDPLX;
@@ -96,15 +100,13 @@ static int fixed_phy_update_regs(struct fixed_phy *fp)
}
}
- if (fp->status.link)
- bmsr |= BMSR_LSTATUS | BMSR_ANEGCOMPLETE;
-
if (fp->status.pause)
lpa |= LPA_PAUSE_CAP;
if (fp->status.asym_pause)
lpa |= LPA_PAUSE_ASYM;
+done:
fp->regs[MII_PHYSID1] = 0;
fp->regs[MII_PHYSID2] = 0;
--
1.9.1
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