Author: adrian
Date: Tue May 23 03:48:42 2017
New Revision: 318690
URL: https://svnweb.freebsd.org/changeset/base/318690
Log:
[arswitch] add phy debugging to the internal PHY read/write functions.
Modified:
head/sys/dev/etherswitch/arswitch/arswitch_phy.c
Modified: head/sys/dev/etherswitch/arswitch/arswitch_phy.c
==============================================================================
--- head/sys/dev/etherswitch/arswitch/arswitch_phy.c Tue May 23 00:13:27
2017 (r318689)
+++ head/sys/dev/etherswitch/arswitch/arswitch_phy.c Tue May 23 03:48:42
2017 (r318690)
@@ -151,10 +151,20 @@ arswitch_readphy_internal(device_t dev,
data = arswitch_readreg_lsb(dev, a) &
AR8X16_MDIO_CTRL_DATA_MASK;
ARSWITCH_UNLOCK(sc);
+
+ DPRINTF(sc, ARSWITCH_DBG_PHYIO,
+ "%s: phy=0x%08x, reg=0x%08x, ret=0x%08x\n",
+ __func__, phy, reg, data);
+
return (data);
fail:
ARSWITCH_UNLOCK(sc);
+
+ DPRINTF(sc, ARSWITCH_DBG_PHYIO,
+ "%s: phy=0x%08x, reg=0x%08x, fail; err=%d\n",
+ __func__, phy, reg, err);
+
return (-1);
}
@@ -194,6 +204,11 @@ arswitch_writephy_internal(device_t dev,
}
if (timeout < 0)
err = EIO;
+
+ DPRINTF(sc, ARSWITCH_DBG_PHYIO,
+ "%s: phy=0x%08x, reg=0x%08x, data=0x%08x, err=%d\n",
+ __func__, phy, reg, data, err);
+
out:
DEVERR(dev, err, "arswitch_writephy()=%d: phy=%d.%02x\n", phy, reg);
ARSWITCH_UNLOCK(sc);
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