netdev - Re: [PATCH v3 0/2] net: phy: call phy_disable_interrupts() in phy_init

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Date:   Wed, 24 Jun 2020 14:43:09 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     Jisheng.Zhang@...aptics.com
Cc:     andrew@...n.ch, f.fainelli@...il.com, hkallweit1@...il.com,
        linux@...linux.org.uk, kuba@...nel.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 0/2] net: phy: call phy_disable_interrupts() in
 phy_init_hw()

From: Jisheng Zhang <Jisheng.Zhang@...aptics.com>
Date: Wed, 24 Jun 2020 11:25:16 +0800

> We face an issue with rtl8211f, a pin is shared between INTB and PMEB,
> and the PHY Register Accessible Interrupt is enabled by default, so
> the INTB/PMEB pin is always active in polling mode case.
> 
> As Heiner pointed out "I was thinking about calling
> phy_disable_interrupts() in phy_init_hw(), to have a defined init
> state as we don't know in which state the PHY is if the PHY driver is
> loaded. We shouldn't assume that it's the chip power-on defaults, BIOS
> or boot loader could have changed this. Or in case of dual-boot
> systems the other OS could leave the PHY in whatever state."
> 
> patch1 makes phy_disable_interrupts() non-static so that it could be used
> in phy_init_hw() to have a defined init state.
> 
> patch2 calls phy_disable_interrupts() in phy_init_hw() to have a
> defined init state.
> 
> Since v2:
>   - Don't export phy_disable_interrupts() but just make it non-static
> 
> Since v1:
>   - EXPORT the correct symbol

Series applied, thank you.