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author | 2019-04-02 15:10:28 +0200 | |
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committer | 2019-04-03 21:45:48 -0700 | |
commit | af3e28cb9b271c0898d8919931f275d6aaf82e93 (patch) | |
tree | 0ea5a8b19c6dcbca54b8786e454904295a835249 | |
parent | net: dsa: microchip: mark expected switch fall-through (diff) | |
download | linux-af3e28cb9b271c0898d8919931f275d6aaf82e93.tar.gz linux-af3e28cb9b271c0898d8919931f275d6aaf82e93.tar.bz2 linux-af3e28cb9b271c0898d8919931f275d6aaf82e93.zip |
net: phy: marvell10g: implement suspend/resume callbacks
This patch adds the suspend/resume callbacks for Marvell 10G PHYs. The
three PCS (base-t, base-r and 1000base-x) are set in low power (the PCS
are powered down) when the PHY isn't used.
Signed-off-by: Antoine Tenart <antoine.tenart@bootlin.com>
Reviewed-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r-- | drivers/net/phy/marvell10g.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/drivers/net/phy/marvell10g.c b/drivers/net/phy/marvell10g.c index 100b401b1f4a..619c1a4dbeb4 100644 --- a/drivers/net/phy/marvell10g.c +++ b/drivers/net/phy/marvell10g.c @@ -48,6 +48,8 @@ enum { MV_AN_STAT1000 = 0x8001, /* 1000base-T status register */ /* Vendor2 MMD registers */ + MV_V2_PORT_CTRL = 0xf001, + MV_V2_PORT_CTRL_PWRDOWN = 0x0800, MV_V2_TEMP_CTRL = 0xf08a, MV_V2_TEMP_CTRL_MASK = 0xc000, MV_V2_TEMP_CTRL_SAMPLE = 0x0000, @@ -226,11 +228,19 @@ static int mv3310_probe(struct phy_device *phydev) static int mv3310_suspend(struct phy_device *phydev) { - return 0; + return phy_set_bits_mmd(phydev, MDIO_MMD_VEND2, MV_V2_PORT_CTRL, + MV_V2_PORT_CTRL_PWRDOWN); } static int mv3310_resume(struct phy_device *phydev) { + int ret; + + ret = phy_clear_bits_mmd(phydev, MDIO_MMD_VEND2, MV_V2_PORT_CTRL, + MV_V2_PORT_CTRL_PWRDOWN); + if (ret) + return ret; + return mv3310_hwmon_config(phydev, true); } |