NVREG_XMITCTL_HOST_SEMA_ACQ
tx_ctrl |= NVREG_XMITCTL_HOST_SEMA_ACQ;
if (((tx_ctrl & NVREG_XMITCTL_HOST_SEMA_MASK) == NVREG_XMITCTL_HOST_SEMA_ACQ) &&
tx_ctrl &= ~NVREG_XMITCTL_HOST_SEMA_ACQ;