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path: root/drivers/s390/crypto/ap_queue.c
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Diffstat (limited to 'drivers/s390/crypto/ap_queue.c')
-rw-r--r--drivers/s390/crypto/ap_queue.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/s390/crypto/ap_queue.c b/drivers/s390/crypto/ap_queue.c
index 9ea48bf0ee40..1901449768dd 100644
--- a/drivers/s390/crypto/ap_queue.c
+++ b/drivers/s390/crypto/ap_queue.c
@@ -157,6 +157,8 @@ static struct ap_queue_status ap_sm_recv(struct ap_queue *aq)
switch (status.response_code) {
case AP_RESPONSE_NORMAL:
aq->queue_count = max_t(int, 0, aq->queue_count - 1);
+ if (!status.queue_empty && !aq->queue_count)
+ aq->queue_count++;
if (aq->queue_count > 0)
mod_timer(&aq->timeout,
jiffies + aq->request_timeout);
@@ -246,6 +248,7 @@ static enum ap_sm_wait ap_sm_write(struct ap_queue *aq)
if (aq->requestq_count <= 0)
return AP_SM_WAIT_NONE;
+
/* Start the next request on the queue. */
ap_msg = list_entry(aq->requestq.next, struct ap_message, list);
#ifdef CONFIG_ZCRYPT_DEBUG
@@ -279,7 +282,7 @@ static enum ap_sm_wait ap_sm_write(struct ap_queue *aq)
aq->sm_state = AP_SM_STATE_RESET_WAIT;
return AP_SM_WAIT_TIMEOUT;
case AP_RESPONSE_INVALID_DOMAIN:
- AP_DBF(DBF_WARN, "AP_RESPONSE_INVALID_DOMAIN on NQAP\n");
+ AP_DBF_WARN("%s RESPONSE_INVALID_DOMAIN on NQAP\n", __func__);
fallthrough;
case AP_RESPONSE_MESSAGE_TOO_BIG:
case AP_RESPONSE_REQ_FAC_NOT_INST:
@@ -571,8 +574,8 @@ static ssize_t reset_store(struct device *dev,
ap_wait(ap_sm_event(aq, AP_SM_EVENT_POLL));
spin_unlock_bh(&aq->lock);
- AP_DBF(DBF_INFO, "reset queue=%02x.%04x triggered by user\n",
- AP_QID_CARD(aq->qid), AP_QID_QUEUE(aq->qid));
+ AP_DBF_INFO("%s reset queue=%02x.%04x triggered by user\n",
+ __func__, AP_QID_CARD(aq->qid), AP_QID_QUEUE(aq->qid));
return count;
}