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r8169: fix data corruption issue on RTL8402 

Petr reported that after resume from suspend RTL8402 partially
truncates incoming packets, and re-initializing register RxConfig
before the actual chip re-initialization sequence is needed to avoid
the issue.

Reported-by: Petr Tesarik <ptesarik@suse.cz>
Proposed-by: Petr Tesarik <ptesarik@suse.cz>
Tested-by: Petr Tesarik <ptesarik@suse.cz>
Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Heiner Kallweit 2020-10-01 09:23:02 +02:00 committed by David S. Miller
parent bb13a80062
commit ef9da46dde
1 changed files with 4 additions and 0 deletions
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4
drivers/net/ethernet/realtek/r8169_main.c
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@ -4854,6 +4854,10 @@ static int __maybe_unused rtl8169_resume(struct device *device)
if (!device_may_wakeup(tp_to_dev(tp)))
clk_prepare_enable(tp->clk);
/* Reportedly at least Asus X453MA truncates packets otherwise */
if (tp->mac_version == RTL_GIGA_MAC_VER_37)
rtl_init_rxcfg(tp);
return rtl8169_net_resume(tp);
}