From: Heiner Kallweit Date: Wed, 30 Dec 2020 18:33:34 +0000 (+0100) Subject: r8169: work around power-saving bug on some chip versions X-Git-Tag: v4.19.167~46 X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=40a3682f93eafe01ca90059fdd1ca9f32446bf14;p=users%2Fdwmw2%2Flinux.git r8169: work around power-saving bug on some chip versions [ Upstream commit e80bd76fbf563cc7ed8c9e9f3bbcdf59b0897f69 ] A user reported failing network with RTL8168dp (a quite rare chip version). Realtek confirmed that few chip versions suffer from a PLL power-down hw bug. Fixes: 07df5bd874f0 ("r8169: power down chip in probe") Signed-off-by: Heiner Kallweit Link: https://lore.kernel.org/r/a1c39460-d533-7f9e-fa9d-2b8990b02426@gmail.com Signed-off-by: Jakub Kicinski Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c index c7ce167c67a08..6b901bf1cd54d 100644 --- a/drivers/net/ethernet/realtek/r8169.c +++ b/drivers/net/ethernet/realtek/r8169.c @@ -4237,7 +4237,8 @@ static void r8168_pll_power_down(struct rtl8169_private *tp) return; switch (tp->mac_version) { - case RTL_GIGA_MAC_VER_25 ... RTL_GIGA_MAC_VER_33: + case RTL_GIGA_MAC_VER_25 ... RTL_GIGA_MAC_VER_26: + case RTL_GIGA_MAC_VER_32 ... RTL_GIGA_MAC_VER_33: case RTL_GIGA_MAC_VER_37: case RTL_GIGA_MAC_VER_39: case RTL_GIGA_MAC_VER_43: @@ -4263,7 +4264,8 @@ static void r8168_pll_power_down(struct rtl8169_private *tp) static void r8168_pll_power_up(struct rtl8169_private *tp) { switch (tp->mac_version) { - case RTL_GIGA_MAC_VER_25 ... RTL_GIGA_MAC_VER_33: + case RTL_GIGA_MAC_VER_25 ... RTL_GIGA_MAC_VER_26: + case RTL_GIGA_MAC_VER_32 ... RTL_GIGA_MAC_VER_33: case RTL_GIGA_MAC_VER_37: case RTL_GIGA_MAC_VER_39: case RTL_GIGA_MAC_VER_43: