294 					    struct dasd_ccw_req *cqr,  in dasd_eer_write_standard_trigger()  argument
307 	for (temp_cqr = cqr; temp_cqr; temp_cqr = temp_cqr->refers)  in dasd_eer_write_standard_trigger()
323 		for (temp_cqr = cqr; temp_cqr; temp_cqr = temp_cqr->refers) {  in dasd_eer_write_standard_trigger()
338 					struct dasd_ccw_req *cqr,  in dasd_eer_write_snss_trigger()  argument
348 	snss_rc = (cqr->status == DASD_CQR_DONE) ? 0 : -EIO;  in dasd_eer_write_snss_trigger()
367 			dasd_eer_write_buffer(eerb, cqr->data, SNSS_DATA_SIZE);  in dasd_eer_write_snss_trigger()
378 void dasd_eer_write(struct dasd_device *device, struct dasd_ccw_req *cqr,  in dasd_eer_write()  argument
386 		dasd_eer_write_standard_trigger(device, cqr, id);  in dasd_eer_write()
394 		dasd_eer_write_snss_trigger(device, cqr, id);  in dasd_eer_write()
409 	struct dasd_ccw_req *cqr;  in dasd_eer_snss()  local
411 	cqr = device->eer_cqr;  in dasd_eer_snss()
412 	if (!cqr)	/* Device not eer enabled. */  in dasd_eer_snss()
421 	cqr->status = DASD_CQR_QUEUED;  in dasd_eer_snss()
422 	list_add(&cqr->devlist, &device->ccw_queue);  in dasd_eer_snss()
429 static void dasd_eer_snss_cb(struct dasd_ccw_req *cqr, void *data)  in dasd_eer_snss_cb()  argument
431 	struct dasd_device *device = cqr->startdev;  in dasd_eer_snss_cb()
434 	dasd_eer_write(device, cqr, DASD_EER_STATECHANGE);  in dasd_eer_snss_cb()
436 	if (device->eer_cqr == cqr) {  in dasd_eer_snss_cb()
441 		cqr = NULL;  in dasd_eer_snss_cb()
444 	if (cqr)  in dasd_eer_snss_cb()
452 		dasd_sfree_request(cqr, device);  in dasd_eer_snss_cb()
460 	struct dasd_ccw_req *cqr = NULL;  in dasd_eer_enable()  local
477 	cqr = dasd_smalloc_request(DASD_ECKD_MAGIC, 1 /* SNSS */,  in dasd_eer_enable()
479 	if (IS_ERR(cqr)) {  in dasd_eer_enable()
481 		cqr = NULL;  in dasd_eer_enable()
485 	cqr->startdev = device;  in dasd_eer_enable()
486 	cqr->retries = 255;  in dasd_eer_enable()
487 	cqr->expires = 10 * HZ;  in dasd_eer_enable()
488 	clear_bit(DASD_CQR_FLAGS_USE_ERP, &cqr->flags);  in dasd_eer_enable()
489 	set_bit(DASD_CQR_ALLOW_SLOCK, &cqr->flags);  in dasd_eer_enable()
491 	ccw = cqr->cpaddr;  in dasd_eer_enable()
495 	ccw->cda = (__u32)virt_to_phys(cqr->data);  in dasd_eer_enable()
497 	cqr->buildclk = get_tod_clock();  in dasd_eer_enable()
498 	cqr->status = DASD_CQR_FILLED;  in dasd_eer_enable()
499 	cqr->callback = dasd_eer_snss_cb;  in dasd_eer_enable()
502 		device->eer_cqr = cqr;  in dasd_eer_enable()
503 		cqr = NULL;  in dasd_eer_enable()
509 	if (cqr)  in dasd_eer_enable()
510 		dasd_sfree_request(cqr, device);  in dasd_eer_enable()
520 	struct dasd_ccw_req *cqr;  in dasd_eer_disable()  local
527 	cqr = device->eer_cqr;  in dasd_eer_disable()
532 	if (cqr && !in_use)  in dasd_eer_disable()
533 		dasd_sfree_request(cqr, device);  in dasd_eer_disable()