crypto/hisilicon/qm: clear queues need protection of critical section

driver inclusion
category: bugfix
bugzilla: NA
CVE: NA

We always clear queues when reset, it is better to protect this operation
in critical section.

Feature or Bugfix:Bugfix
Signed-off-by: Ntanshukun (A) <tanshukun1@huawei.com>
Signed-off-by: Ntanshukun (A) <tanshukun1@huawei.com>
Reviewed-by: Nwangzhou <wangzhou1@hisilicon.com>
Reviewed-by: NYang Yingliang <yangyingliang@huawei.com>
Signed-off-by: NYang Yingliang <yangyingliang@huawei.com>

drivers/crypto/hisilicon/hpre/hpre_main.c

@@ -1259,7 +1259,6 @@ static int hpre_vf_reset_done(struct pci_dev *pdev)
 		if (pci_physfn(dev) == pdev) {
 			qm = &hpre->qm;
 
-			hisi_qm_clear_queues(qm);
 			ret = hisi_qm_restart(qm);
 			if (ret)
 				goto reset_fail;
@@ -1277,7 +1276,6 @@ static int hpre_controller_reset_done(struct hpre *hpre)
 	struct pci_dev *pdev = qm->pdev;
 	int ret;
 
-	hisi_qm_clear_queues(qm);
 	ret = hpre_set_user_domain_and_cache(hpre);
 	if (ret)
 		return ret;
@@ -1416,7 +1414,6 @@ static void hpre_reset_done(struct pci_dev *pdev)
 	struct device *dev = &pdev->dev;
 	int ret;
 
-	hisi_qm_clear_queues(qm);
 	ret = hisi_qm_restart(qm);
 	if (ret) {
 		dev_err(dev, "Failed to start QM!\n");

drivers/crypto/hisilicon/qm.c

@@ -2521,6 +2521,7 @@ int hisi_qm_stop(struct hisi_qm *qm, enum qm_stop_reason r)
 		}
 	}
 
+	hisi_qm_clear_queues(qm);
 	atomic_set(&qm->status.flags, QM_STOP);
 err_unlock:
 	up_write(&qm->qps_lock);

drivers/crypto/hisilicon/zip/zip_main.c

@@ -1215,7 +1215,6 @@ static int hisi_zip_vf_reset_done(struct hisi_zip *hisi_zip)
 		if (pci_physfn(dev) == pdev) {
 			qm = &hisi_zip->qm;
 
-			hisi_qm_clear_queues(qm);
 			ret = hisi_qm_restart(qm);
 			if (ret)
 				goto reset_fail;
@@ -1233,8 +1232,6 @@ static int hisi_zip_controller_reset_done(struct hisi_zip *hisi_zip)
 	struct device *dev = &qm->pdev->dev;
 	int ret;
 
-	hisi_qm_clear_queues(qm);
-
 	hisi_zip_set_user_domain_and_cache(hisi_zip);
 	hisi_zip_hw_error_init(hisi_zip);
 
@@ -1359,7 +1356,6 @@ static void hisi_zip_reset_done(struct pci_dev *pdev)
 	struct device *dev = &pdev->dev;
 	int ret;
 
-	hisi_qm_clear_queues(qm);
 	ret = hisi_qm_restart(qm);
 	if (ret) {
 		dev_err(dev, "Failed to start QM!\n");