lkml.org 
[lkml]   [2018]   [Oct]   [11]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH] r8169: set RX_MULTI_EN bit in RxConfig for 8168F-family chips
From
Date
On 11.10.2018 16:02, Maciej S. Szmigiero wrote:
> 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@googlemail.com>
> Signed-off-by: Maciej S. Szmigiero <mail@maciej.szmigiero.name>
> ---
> drivers/net/ethernet/realtek/r8169.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c
> index 7d3f671e1bb3..b68e32186d67 100644
> --- a/drivers/net/ethernet/realtek/r8169.c
> +++ b/drivers/net/ethernet/realtek/r8169.c
> @@ -4269,8 +4269,8 @@ static void rtl_init_rxcfg(struct rtl8169_private *tp)
> RTL_W32(tp, RxConfig, RX_FIFO_THRESH | RX_DMA_BURST);
> break;
> case RTL_GIGA_MAC_VER_18 ... RTL_GIGA_MAC_VER_24:
> - case RTL_GIGA_MAC_VER_34:
> - case RTL_GIGA_MAC_VER_35:
> + case RTL_GIGA_MAC_VER_34 ... RTL_GIGA_MAC_VER_36:
> + case RTL_GIGA_MAC_VER_38:
> RTL_W32(tp, RxConfig, RX128_INT_EN | RX_MULTI_EN | RX_DMA_BURST);
> break;
> case RTL_GIGA_MAC_VER_40 ... RTL_GIGA_MAC_VER_51:
>
Patch should have been flagged as "net". Apart from that:
Reviewed-by: Heiner Kallweit <hkallweit1@gmail.com>

\
 
 \ /
  Last update: 2018-10-11 19:13    [W:0.087 / U:6.444 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site