Messages in this thread Patch in this message | | | From | Greg Kroah-Hartman <> | Subject | [PATCH 5.10 27/30] net: usb: Correct reset handling of smsc95xx | Date | Mon, 21 Mar 2022 14:52:57 +0100 |
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From: Markus Reichl <m.reichl@fivetechno.de>
commit 0bf3885324a8599e3af4c7379b8d4f621c9bbffa upstream.
On boards with LAN9514 and no preconfigured MAC address we don't get an ip address from DHCP after commit a049a30fc27c ("net: usb: Correct PHY handling of smsc95xx") anymore. Adding an explicit reset before starting the phy fixes the issue.
[1] https://lore.kernel.org/netdev/199eebbd6b97f52b9119c9fa4fd8504f8a34de18.camel@collabora.com/
From: Gabriel Hojda <ghojda@yo2urs.ro> Fixes: a049a30fc27c ("net: usb: Correct PHY handling of smsc95xx") Signed-off-by: Gabriel Hojda <ghojda@yo2urs.ro> Signed-off-by: Markus Reichl <m.reichl@fivetechno.de> Tested-by: Alexander Stein <alexander.stein@ew.tq-group.com> Signed-off-by: David S. Miller <davem@davemloft.net> Cc: Fabio Estevam <festevam@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- drivers/net/usb/smsc95xx.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
--- a/drivers/net/usb/smsc95xx.c +++ b/drivers/net/usb/smsc95xx.c @@ -1961,7 +1961,8 @@ static const struct driver_info smsc95xx .bind = smsc95xx_bind, .unbind = smsc95xx_unbind, .link_reset = smsc95xx_link_reset, - .reset = smsc95xx_start_phy, + .reset = smsc95xx_reset, + .check_connect = smsc95xx_start_phy, .stop = smsc95xx_stop, .rx_fixup = smsc95xx_rx_fixup, .tx_fixup = smsc95xx_tx_fixup,
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