lkml.org 
[lkml]   [2019]   [Aug]   [26]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH v1 net-next] net: phy: mdio_bus: make mdiobus_scan also cover PHY that only talks C45
Date
From: Ong Boon Leong <boon.leong.ong@intel.com>

Make mdiobus_scan() to try harder to look for any PHY that only talks C45.

Signed-off-by: Ong Boon Leong <boon.leong.ong@intel.com>
Signed-off-by: Voon Weifeng <weifeng.voon@intel.com>

diff --git a/drivers/net/phy/mdio_bus.c b/drivers/net/phy/mdio_bus.c
index bd04fe762056..30dbc48b4c7e 100644
--- a/drivers/net/phy/mdio_bus.c
+++ b/drivers/net/phy/mdio_bus.c
@@ -525,8 +525,12 @@ struct phy_device *mdiobus_scan(struct mii_bus *bus, int addr)
int err;

phydev = get_phy_device(bus, addr, false);
- if (IS_ERR(phydev))
- return phydev;
+ if (IS_ERR(phydev)) {
+ /* Try C45 to ensure we don't miss PHY that only talks C45 */
+ phydev = get_phy_device(bus, addr, true);
+ if (IS_ERR(phydev))
+ return phydev;
+ }

/*
* For DT, see if the auto-probed phy has a correspoding child
--
1.9.1
\
 
 \ /
  Last update: 2019-08-26 19:54    [W:0.148 / U:0.060 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site