53  * Medium sense for 34xx tapes. There is no 'real' medium sense call.
54  * So we just do a normal sense.
59 	unsigned char *sense;  in __tape_34xx_medium_sense()  local
62 		sense = request->cpdata;  in __tape_34xx_medium_sense()
70 		if (sense[0] & SENSE_INTERVENTION_REQUIRED)  in __tape_34xx_medium_sense()
75 		if (sense[1] & SENSE_WRITE_PROTECT)  in __tape_34xx_medium_sense()
80 		DBF_EVENT(4, "tape_34xx: medium sense failed with rc=%d\n",  in __tape_34xx_medium_sense()
97 	tape_ccw_end(request->cpaddr, SENSE, 32, request->cpdata);  in tape_34xx_medium_sense()
114 	tape_ccw_end(request->cpaddr, SENSE, 32, request->cpdata);  in tape_34xx_medium_sense_async()
312  * This function analyses the tape's sense-data in case of a unit-check.
321 	__u8* sense;  in tape_34xx_unit_check()  local
324 	sense = irb->ecw;  in tape_34xx_unit_check()
327 		sense[0] & SENSE_COMMAND_REJECT &&  in tape_34xx_unit_check()
328 		sense[1] & SENSE_WRITE_PROTECT  in tape_34xx_unit_check()
347 	 *        sense[0] == SENSE_EQUIPMENT_CHECK &&  in tape_34xx_unit_check()
348 	 *        sense[1] == SENSE_DRIVE_ONLINE    &&  in tape_34xx_unit_check()
349 	 *        sense[3] == 0x47 (Volume Fenced)  in tape_34xx_unit_check()
355 		sense[0] == SENSE_DATA_CHECK      ||  in tape_34xx_unit_check()
356 		sense[0] == SENSE_EQUIPMENT_CHECK ||  in tape_34xx_unit_check()
357 		sense[0] == SENSE_EQUIPMENT_CHECK + SENSE_DEFERRED_UNIT_CHECK  in tape_34xx_unit_check()
359 		sense[1] == SENSE_DRIVE_ONLINE ||  in tape_34xx_unit_check()
360 		sense[1] == SENSE_BEGINNING_OF_TAPE + SENSE_WRITE_MODE  in tape_34xx_unit_check()
364 		 * sense[0] == SENSE_DATA_CHECK   &&  in tape_34xx_unit_check()
365 		 * sense[1] == SENSE_DRIVE_ONLINE  in tape_34xx_unit_check()
366 		 * sense[3] == 0x36 (End Of Data)  in tape_34xx_unit_check()
378 		 * sense[0] == SENSE_DATA_CHECK   &&  in tape_34xx_unit_check()
379 		 * sense[1] == SENSE_DRIVE_ONLINE &&  in tape_34xx_unit_check()
380 		 * sense[3] == 0x36 (End Of Data)  in tape_34xx_unit_check()
392 		 * sense[0] == SENSE_EQUIPMENT_CHECK &&  in tape_34xx_unit_check()
393 		 * sense[1] == SENSE_DRIVE_ONLINE    &&  in tape_34xx_unit_check()
394 		 * sense[3] == 0x38 (Physical End Of Volume)  in tape_34xx_unit_check()
405 	if (sense[0] & SENSE_BUS_OUT_CHECK)  in tape_34xx_unit_check()
408 	if (sense[0] & SENSE_DATA_CHECK) {  in tape_34xx_unit_check()
413 		switch (sense[3]) {  in tape_34xx_unit_check()
416 			if ((sense[2] & SENSE_TAPE_SYNC_MODE) ||  in tape_34xx_unit_check()
430 			if ((sense[2] & SENSE_TAPE_SYNC_MODE) ||  in tape_34xx_unit_check()
470 	if (sense[0] & SENSE_OVERRUN)  in tape_34xx_unit_check()
473 	if (sense[1] & SENSE_RECORD_SEQUENCE_ERR)  in tape_34xx_unit_check()
477 	switch (sense[3]) {  in tape_34xx_unit_check()
535 		return tape_34xx_erp_bug(device, request, irb, sense[3]);  in tape_34xx_unit_check()
547 		return tape_34xx_erp_bug(device, request, irb, sense[3]);  in tape_34xx_unit_check()
585 		return tape_34xx_erp_bug(device, request, irb, sense[3]);  in tape_34xx_unit_check()
602 		return tape_34xx_erp_bug(device, request, irb, sense[3]);  in tape_34xx_unit_check()
647 		if (sense[1] & SENSE_DRIVE_ONLINE) {  in tape_34xx_unit_check()
665 						 irb, sense[3]);  in tape_34xx_unit_check()
687 		/* Log sense data and retry request. */  in tape_34xx_unit_check()
722 		return tape_34xx_erp_bug(device, request, irb, sense[3]);  in tape_34xx_unit_check()
735 		return tape_34xx_erp_bug(device, request, irb, sense[3]);  in tape_34xx_unit_check()
759 		return tape_34xx_erp_bug(device, request, irb, sense[3]);  in tape_34xx_unit_check()
792 		if (sense[1] & SENSE_BEGINNING_OF_TAPE)  in tape_34xx_unit_check()
824 		return tape_34xx_erp_bug(device, request, irb, sense[3]);  in tape_34xx_unit_check()
1038 			DBF_LH(3, "34xx medium sense returned %d\n", rc);  in tape_34xx_setup_device()