e1000_get_speed_and_duplex
static void e1000_get_speed_and_duplex(struct e1000_hw *hw, uint16_t *speed, uint16_t *duplex);
e1000_get_speed_and_duplex(hw, &speed, &duplex);
s32 e1000_get_speed_and_duplex(struct e1000_hw *hw, u16 *speed, u16 *duplex);
(void) e1000_get_speed_and_duplex(hw, &speed, &duplex);
(void) e1000_get_speed_and_duplex(hw, &speed, &duplex);