r8169:add disable/enable RTL8411B pll function

RTL8411B can support disable/enable pll function.
Signed-off-by: NChun-Hao Lin <hau@realtek.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/ethernet/realtek/r8169.c

@@ -4367,6 +4367,7 @@ static void r8168_pll_power_down(struct rtl8169_private *tp)
 	case RTL_GIGA_MAC_VER_31:
 	case RTL_GIGA_MAC_VER_32:
 	case RTL_GIGA_MAC_VER_33:
+	case RTL_GIGA_MAC_VER_44:
 	case RTL_GIGA_MAC_VER_45:
 	case RTL_GIGA_MAC_VER_46:
 		RTL_W8(PMCH, RTL_R8(PMCH) & ~0x80);
@@ -4394,6 +4395,7 @@ static void r8168_pll_power_up(struct rtl8169_private *tp)
 	case RTL_GIGA_MAC_VER_33:
 		RTL_W8(PMCH, RTL_R8(PMCH) | 0x80);
 		break;
+	case RTL_GIGA_MAC_VER_44:
 	case RTL_GIGA_MAC_VER_45:
 	case RTL_GIGA_MAC_VER_46:
 		RTL_W8(PMCH, RTL_R8(PMCH) | 0xc0);