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authorStefan Sørensen <stefan.sorensen@spectralink.com>2014-02-03 15:36:58 +0100
committerDavid S. Miller <davem@davemloft.net>2014-02-04 20:07:36 -0800
commit62ad968402466c4777a6634c86010e86521bc745 (patch)
tree6cd4fb58456b8cf94f7e184a1c0f0d2f6690ced1 /drivers/net/phy/dp83640.c
parent80671bd2a91b81b8e06634e8309ce94df688c42c (diff)
downloadlinux-62ad968402466c4777a6634c86010e86521bc745.tar.bz2
net:phy:dp83640: Initialize PTP clocks at device init.
The trigger and events functionality can be useful even if packet timestamping is not used, but the required PTP clock is only enabled when packet timestamping is started. This patch moves the clock enable to when the interface is configured. Signed-off-by: Stefan Sørensen <stefan.sorensen@spectralink.com> Acked-by: Richard Cochran <richardcochran@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/phy/dp83640.c')
-rw-r--r--drivers/net/phy/dp83640.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/drivers/net/phy/dp83640.c b/drivers/net/phy/dp83640.c
index e347c8a218fc..9414fa272160 100644
--- a/drivers/net/phy/dp83640.c
+++ b/drivers/net/phy/dp83640.c
@@ -1061,6 +1061,13 @@ static void dp83640_remove(struct phy_device *phydev)
kfree(dp83640);
}
+static int dp83640_config_init(struct phy_device *phydev)
+{
+ enable_status_frames(phydev, true);
+ ext_write(0, phydev, PAGE4, PTP_CTL, PTP_ENABLE);
+ return 0;
+}
+
static int dp83640_ack_interrupt(struct phy_device *phydev)
{
int err = phy_read(phydev, MII_DP83640_MISR);
@@ -1198,11 +1205,6 @@ static int dp83640_hwtstamp(struct phy_device *phydev, struct ifreq *ifr)
mutex_lock(&dp83640->clock->extreg_lock);
- if (dp83640->hwts_tx_en || dp83640->hwts_rx_en) {
- enable_status_frames(phydev, true);
- ext_write(0, phydev, PAGE4, PTP_CTL, PTP_ENABLE);
- }
-
ext_write(0, phydev, PAGE5, PTP_TXCFG0, txcfg0);
ext_write(0, phydev, PAGE5, PTP_RXCFG0, rxcfg0);
@@ -1334,6 +1336,7 @@ static struct phy_driver dp83640_driver = {
.flags = PHY_HAS_INTERRUPT,
.probe = dp83640_probe,
.remove = dp83640_remove,
+ .config_init = dp83640_config_init,
.config_aneg = genphy_config_aneg,
.read_status = genphy_read_status,
.ack_interrupt = dp83640_ack_interrupt,