RX_DESC_NUM       153 drivers/net/ethernet/hisilicon/hip04_eth.c #define RX_DESC_NUM			128
RX_DESC_NUM       172 drivers/net/ethernet/hisilicon/hix5hd2_gmac.c #define RX_DESC_NUM			1024
RX_DESC_NUM        64 drivers/net/ethernet/moxa/moxart_ether.h #define RX_DESC_NUM		64