QCA8K_GLOBAL_FW_CTRL0_MIRROR_PORT_NUM
monitor_port = FIELD_GET(QCA8K_GLOBAL_FW_CTRL0_MIRROR_PORT_NUM, val);
val = FIELD_PREP(QCA8K_GLOBAL_FW_CTRL0_MIRROR_PORT_NUM,
QCA8K_GLOBAL_FW_CTRL0_MIRROR_PORT_NUM, val);
val = FIELD_PREP(QCA8K_GLOBAL_FW_CTRL0_MIRROR_PORT_NUM, 0xF);
QCA8K_GLOBAL_FW_CTRL0_MIRROR_PORT_NUM, val);