r8169: preliminary 8168d support

Taken from Realtek's 8.007.00 r8168 driver.

Signed-off-by: Francois Romieu <romieu@fr.zoreil.com>
Fixed-by: Ivan Vecera <ivecera@redhat.com>
Cc: Edward Hsu <edward_hsu@realtek.com.tw>
1 file changed