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authorHui Tang <tanghui20@huawei.com>2021-02-04 09:59:34 +0100
committerHerbert Xu <herbert@gondor.apana.org.au>2021-02-10 07:55:59 +0100
commit8db84129d4fffafd732b69f2c5c0e216466165b8 (patch)
tree0727acbd3fdb72d599ea8169023d0bb71b4a8fe8 /drivers/crypto/hisilicon/hpre/hpre_main.c
parentcrypto: hisilicon/hpre - adapt the number of clusters (diff)
downloadlinux-8db84129d4fffafd732b69f2c5c0e216466165b8.tar.xz
linux-8db84129d4fffafd732b69f2c5c0e216466165b8.zip
crypto: hisilicon/hpre - tiny fix
Update since some special settings only for Kunpeng920. Signed-off-by: Hui Tang <tanghui20@huawei.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/hisilicon/hpre/hpre_main.c')
-rw-r--r--drivers/crypto/hisilicon/hpre/hpre_main.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/drivers/crypto/hisilicon/hpre/hpre_main.c b/drivers/crypto/hisilicon/hpre/hpre_main.c
index 0045261692bc..06448b8b96df 100644
--- a/drivers/crypto/hisilicon/hpre/hpre_main.c
+++ b/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;
}