SEND_CM_CTRL_FORCE_CREDIT_MODE_SMASK 7527 drivers/infiniband/hw/hfi1/chip.c reg | SEND_CM_CTRL_FORCE_CREDIT_MODE_SMASK); SEND_CM_CTRL_FORCE_CREDIT_MODE_SMASK 7530 drivers/infiniband/hw/hfi1/chip.c reg & ~SEND_CM_CTRL_FORCE_CREDIT_MODE_SMASK);