[dpdk-stable] [PATCH] drivers/qat: fix unused asymmetric crypto pmd on gen3

[Arek Kusztal]

This patch disables asymmetric crypto pmd on gen3 devices.

Fixes: 1f5e4053f9b4 ("common/qat: support GEN3 devices")
Cc: stable at dpdk.org

Signed-off-by: Arek Kusztal <arkadiuszx.kusztal at intel.com>
---
 drivers/crypto/qat/qat_asym_pmd.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/crypto/qat/qat_asym_pmd.c b/drivers/crypto/qat/qat_asym_pmd.c
index a2c8aca2c1..0ebd1212a0 100644
--- a/drivers/crypto/qat/qat_asym_pmd.c
+++ b/drivers/crypto/qat/qat_asym_pmd.c
@@ -251,6 +251,11 @@ qat_asym_dev_create(struct qat_pci_device *qat_pci_dev,
 	struct rte_cryptodev *cryptodev;
 	struct qat_asym_dev_private *internals;
 
+	if (qat_pci_dev->qat_dev_gen == QAT_GEN3) {
+		QAT_LOG(ERR, "Asymmetric crypto PMD not supported on QAT c4xxx");
+		return -(EFAULT);
+	}
+
 	snprintf(name, RTE_CRYPTODEV_NAME_MAX_LEN, "%s_%s",
 			qat_pci_dev->name, "asym");
 	QAT_LOG(DEBUG, "Creating QAT ASYM device %s\n", name);
-- 
2.17.1