DEVICE_CAP_MAX_PAYLOAD_SHIFT   70 drivers/net/ethernet/atheros/atl1c/atl1c_hw.h #define DEVICE_CAP_MAX_PAYLOAD_SHIFT    0
DEVICE_CAP_MAX_PAYLOAD_SHIFT   47 drivers/net/ethernet/atheros/atl1e/atl1e_hw.h #define     DEVICE_CAP_MAX_PAYLOAD_SHIFT    0