X21 1113 drivers/net/wan/farsync.c if (signals & (((port->hwif == X21) || (port->hwif == X21D)) X21 1880 drivers/net/wan/farsync.c FST_WRW(card, portConfig[i].lineInterface, X21); X21 1881 drivers/net/wan/farsync.c port->hwif = X21; X21 1949 drivers/net/wan/farsync.c case X21: X21 2153 drivers/net/wan/farsync.c if (signals & (((port->hwif == X21) || (port->hwif == X21D)) X21 40 tools/perf/arch/arm64/util/unwind-libdw.c dwarf_regs[21] = REG(X21);