X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fs390%2Fchar%2Ftape_3590.c;h=8246ef3ab09583da05e33519bcf8e738e55b5a5a;hb=854a989546c12683186c84601d4902591dddd8a9;hp=9f244c591eeb320c3533368f84a53595d6c5ae4c;hpb=1ce48904285fe4b0298864f9153a8502ebeac35c;p=linux-2.6

diff --git a/drivers/s390/char/tape_3590.c b/drivers/s390/char/tape_3590.c
index 9f244c591e..8246ef3ab0 100644
--- a/drivers/s390/char/tape_3590.c
+++ b/drivers/s390/char/tape_3590.c
@@ -708,16 +708,22 @@ static void tape_3590_med_state_set(struct tape_device *device,
 
 	c_info = &TAPE_3590_CRYPT_INFO(device);
 
-	if (sense->masst == MSENSE_UNASSOCIATED) {
+	DBF_EVENT(6, "medium state: %x:%x\n", sense->macst, sense->masst);
+	switch (sense->macst) {
+	case 0x04:
+	case 0x05:
+	case 0x06:
 		tape_med_state_set(device, MS_UNLOADED);
 		TAPE_3590_CRYPT_INFO(device).medium_status = 0;
 		return;
-	}
-	if (sense->masst != MSENSE_ASSOCIATED_MOUNT) {
-		PRINT_ERR("Unknown medium state: %x\n", sense->masst);
+	case 0x08:
+	case 0x09:
+		tape_med_state_set(device, MS_LOADED);
+		break;
+	default:
+		tape_med_state_set(device, MS_UNKNOWN);
 		return;
 	}
-	tape_med_state_set(device, MS_LOADED);
 	c_info->medium_status |= TAPE390_MEDIUM_LOADED_MASK;
 	if (sense->flags & MSENSE_CRYPT_MASK) {
 		PRINT_INFO("Medium is encrypted (%04x)\n", sense->flags);
@@ -835,15 +841,17 @@ tape_3590_unsolicited_irq(struct tape_device *device, struct irb *irb)
 		/* Probably result of halt ssch */
 		return TAPE_IO_PENDING;
 	else if (irb->scsw.dstat == 0x85)
-		/* Device Ready -> check medium state */
-		tape_3590_schedule_work(device, TO_MSEN);
-	else if (irb->scsw.dstat & DEV_STAT_ATTENTION)
+		/* Device Ready */
+		DBF_EVENT(3, "unsol.irq! tape ready: %08x\n", device->cdev_id);
+	else if (irb->scsw.dstat & DEV_STAT_ATTENTION) {
 		tape_3590_schedule_work(device, TO_READ_ATTMSG);
-	else {
+	} else {
 		DBF_EVENT(3, "unsol.irq! dev end: %08x\n", device->cdev_id);
 		PRINT_WARN("Unsolicited IRQ (Device End) caught.\n");
 		tape_dump_sense(device, NULL, irb);
 	}
+	/* check medium state */
+	tape_3590_schedule_work(device, TO_MSEN);
 	return TAPE_IO_SUCCESS;
 }
 
@@ -1487,7 +1495,7 @@ tape_3590_unit_check(struct tape_device *device, struct tape_request *request,
 			   device->cdev->dev.bus_id);
 		return tape_3590_erp_basic(device, request, irb, -EPERM);
 	case 0x8013:
-		PRINT_WARN("(%s): Another host has priviliged access to the "
+		PRINT_WARN("(%s): Another host has privileged access to the "
 			   "tape device\n", device->cdev->dev.bus_id);
 		PRINT_WARN("(%s): To solve the problem unload the current "
 			   "cartridge!\n", device->cdev->dev.bus_id);