131     /* KBDC hangs on Lenovo X120e and X121e after disabling AUX MUX */
276 	    sc->aux.head = sc->aux.tail = 0;  in atkbdc_setup()
281 	    sc->aux.call_count = 0;  in atkbdc_setup()
282 	    sc->aux.qcount = sc->aux.max_qcount = 0;  in atkbdc_setup()
387     return (availq(&p->kbd) || availq(&p->aux)  in kbdc_data_ready()
444 	    addq(&kbdc->aux, read_data(kbdc));  in wait_while_controller_busy()
455  * the keyboard, or the aux device.
489 	    addq(&kbdc->aux, read_data(kbdc));  in wait_for_kbd_data()
523 		addq(&kbdc->aux, b);  in wait_for_kbd_ack()
531 /* wait for data from the aux device */
556  * wait for an ACK(FAh), RESEND(FEh), or RESET_FAIL(FCh) from the aux device.
577 		addq(&kbdc->aux, b);  in wait_for_aux_ack()
660 	 * The aux device may have already sent one or two bytes of   in send_aux_command()
667 	emptyq(&p->aux);  in send_aux_command()
714 	emptyq(&p->aux);  in send_aux_command_and_data()
736  * the keyboard, or the aux device
743     if (availq(&p->aux))  in read_controller_data()
744         return removeq(&p->aux);  in read_controller_data()
762 			     "aux q: %d calls, max %d chars\n",  in read_kbd_data()
764 		       p->aux.call_count, p->aux.max_qcount);  in read_kbd_data()
787 			     "aux q: %d calls, max %d chars\n",  in read_kbd_data_no_wait()
789 		       p->aux.call_count, p->aux.max_qcount);  in read_kbd_data_no_wait()
798         addq(&p->aux, read_data(p));  in read_kbd_data_no_wait()
808 /* read one byte from the aux device */
812     if (availq(&p->aux))  in read_aux_data()
813         return removeq(&p->aux);  in read_aux_data()
819 /* read one byte from the aux device, but return immediately if 
827     if (availq(&p->aux))  in read_aux_data_no_wait()
828         return removeq(&p->aux);  in read_aux_data_no_wait()
860 		addq(&p->aux, b);  in empty_kbd_buffer()
881 /* discard data from the aux device */
917     emptyq(&p->aux);  in empty_aux_buffer()
920 /* discard any data from the keyboard or the aux device */
965     emptyq(&p->aux);  in empty_both_buffers()
1008 /* NOTE: enable the aux port but disable the aux interrupt
1022 	emptyq(&p->aux);  in reset_aux_dev()
1032         if (c == PSM_ACK)	/* aux dev is about to reset... */  in reset_aux_dev()
1190  * Rudimentary support for active PS/2 AUX port multiplexing.
1191  * Only write commands can be routed to a selected AUX port.