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net: phy: smsc: skip ENERGYON interrupt if disabled

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Don't enable the interrupt if the platform disable the energy detection
by "smsc,disable-energy-detect".

Signed-off-by: Marco Felsch <m.felsch@pengutronix.de>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Marco Felsch 2020-09-09 15:44:57 +02:00 committed by David S. Miller
parent 74c654a852
commit 7365494550
1 changed files with 11 additions and 4 deletions
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15
drivers/net/phy/smsc.c
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@ -48,10 +48,17 @@ struct smsc_phy_priv {
static int smsc_phy_config_intr(struct phy_device *phydev)
{
int rc = phy_write (phydev, MII_LAN83C185_IM,
((PHY_INTERRUPT_ENABLED == phydev->interrupts)
? MII_LAN83C185_ISF_INT_PHYLIB_EVENTS
: 0));
struct smsc_phy_priv *priv = phydev->priv;
u16 intmask = 0;
int rc;
if (phydev->interrupts == PHY_INTERRUPT_ENABLED) {
intmask = MII_LAN83C185_ISF_INT4 | MII_LAN83C185_ISF_INT6;
if (priv->energy_enable)
intmask |= MII_LAN83C185_ISF_INT7;
}
rc = phy_write(phydev, MII_LAN83C185_IM, intmask);
return rc < 0 ? rc : 0;
}