linux-kernel - Re: linux-next: Tree for Jul 4 (drivers/net/ethernet/microchip/lan743x

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Message-ID: <ZKc2DLIroSNi4tgs@corigine.com>
Date:   Thu, 6 Jul 2023 22:45:48 +0100
From:   Simon Horman <simon.horman@...igine.com>
To:     Randy Dunlap <rdunlap@...radead.org>
Cc:     Stephen Rothwell <sfr@...b.auug.org.au>,
        Linux Next Mailing List <linux-next@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Bryan Whitehead <bryan.whitehead@...rochip.com>,
        Network Development <netdev@...r.kernel.org>,
        UNGLinuxDriver@...rochip.com,
        Pavithra Sathyanarayanan <Pavithra.Sathyanarayanan@...rochip.com>
Subject: Re: linux-next: Tree for Jul 4
 (drivers/net/ethernet/microchip/lan743x_main.c)

+ Pavithra Sathyanarayanan

On Tue, Jul 04, 2023 at 03:25:31AM -0700, Randy Dunlap wrote:
> 
> 
> On 7/3/23 20:43, Stephen Rothwell wrote:
> > Hi all,
> > 
> > Please do *not* add any v6.6 related stuff to your linux-next included
> > branches until after v6.5-rc1 has been released.
> > 
> > Changes since 20230703:
> > 
> 
> on s390:
> 
> s390-linux-ld: drivers/net/ethernet/microchip/lan743x_main.o: in function `lan743x_phy_open':
> drivers/net/ethernet/microchip/lan743x_main.c:1514: undefined reference to `fixed_phy_register'
> 
> 
> Full randconfig file is attached.

Thanks for the config.

I bisected this problem and it appears to be introduced by:

624864fbff92 ("net: lan743x: add fixed phy support for LAN7431 device")

I wonder if the following change in dependencies is an appropriate fix for
this problem.

diff --git a/drivers/net/ethernet/microchip/Kconfig b/drivers/net/ethernet/microchip/Kconfig
index 24c994baad13..329e374b9539 100644
--- a/drivers/net/ethernet/microchip/Kconfig
+++ b/drivers/net/ethernet/microchip/Kconfig
@@ -46,7 +46,7 @@ config LAN743X
        tristate "LAN743x support"
        depends on PCI
        depends on PTP_1588_CLOCK_OPTIONAL
-       select PHYLIB
+       select FIXED_PHY
        select CRC16
        select CRC32
        help