Re: [PATCH] r8169: set RX_MULTI_EN bit in RxConfig for 8168F-family chips

[David Miller]

From: "Maciej S. Szmigiero" <mail@xxxxxxxxxxxxxxxxxxxxx>
Date: Thu, 11 Oct 2018 16:02:10 +0200

> It has been reported that since
> commit 05212ba8132b42 ("r8169: set RxConfig after tx/rx is enabled for RTL8169sb/8110sb devices")
> at least RTL_GIGA_MAC_VER_38 NICs work erratically after a resume from
> suspend.
> The problem has been traced to a missing RX_MULTI_EN bit in the RxConfig
> register.
> We already set this bit for RTL_GIGA_MAC_VER_35 NICs of the same 8168F
> chip family so let's do it also for its other siblings: RTL_GIGA_MAC_VER_36
> and RTL_GIGA_MAC_VER_38.
> 
> Curiously, the NIC seems to work fine after a system boot without having
> this bit set as long as the system isn't suspended and resumed.
> 
> Fixes: 05212ba8132b42 ("r8169: set RxConfig after tx/rx is enabled for RTL8169sb/8110sb devices")
> Reported-by: Chris Clayton <chris2553@xxxxxxxxxxxxxx>
> Signed-off-by: Maciej S. Szmigiero <mail@xxxxxxxxxxxxxxxxxxxxx>

Applied and queued up for -stable.