crypto: hisilicon/hpre - tiny fix

mainline inclusion
from mainline-v5.12-rc1-dontuse
commit 8db84129
category: bugfix
bugzilla: 173981
CVE: NA

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=8db84129d4fffafd732b69f2c5c0e216466165b8

----------------------------------------------------------------------

Update since some special settings only for Kunpeng920.
Signed-off-by: NHui Tang <tanghui20@huawei.com>
Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: NMingqiang Ling <lingmingqiang@huawei.com>
Signed-off-by: NZheng Zengkai <zhengzengkai@huawei.com>

drivers/crypto/hisilicon/hpre/hpre_main.c

@@ -318,7 +318,7 @@ static int hpre_set_cluster(struct hisi_qm *qm)
 }
 
 /*
- * For Hi1620, we shoul disable FLR triggered by hardware (BME/PM/SRIOV).
+ * For Kunpeng 920, we shoul disable FLR triggered by hardware (BME/PM/SRIOV).
  * Or it may stay in D3 state when we bind and unbind hpre quickly,
  * as it does FLR triggered by hardware.
  */
@@ -376,11 +376,14 @@ static int hpre_set_user_domain_and_cache(struct hisi_qm *qm)
 	if (ret)
 		return -ETIMEDOUT;
 
-	ret = hpre_cfg_by_dsm(qm);
-	if (ret)
-		dev_err(dev, "acpi_evaluate_dsm err.\n");
+	/* This setting is only needed by Kunpeng 920. */
+	if (qm->ver == QM_HW_V2) {
+		ret = hpre_cfg_by_dsm(qm);
+		if (ret)
+			dev_err(dev, "acpi_evaluate_dsm err.\n");
 
-	disable_flr_of_bme(qm);
+		disable_flr_of_bme(qm);
+	}
 
 	return ret;
 }