[PATCH v5 11/40] net/dpaa: check RSS hash algorithms

[Jie Hai]

A new field 'algorithm' has been added to rss_conf, check it
in case of ignoring unsupported values.

Signed-off-by: Jie Hai <haijie1 at huawei.com>
---
 drivers/net/dpaa/dpaa_ethdev.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/drivers/net/dpaa/dpaa_ethdev.c b/drivers/net/dpaa/dpaa_ethdev.c
index a6c86113d125..c4d5de9ba21d 100644
--- a/drivers/net/dpaa/dpaa_ethdev.c
+++ b/drivers/net/dpaa/dpaa_ethdev.c
@@ -258,6 +258,10 @@ dpaa_eth_dev_configure(struct rte_eth_dev *dev)
 	}
 
 	if (!(default_q || fmc_q)) {
+		if (eth_conf->rx_adv_conf.rss_conf.algorithm !=
+		    RTE_ETH_HASH_FUNCTION_DEFAULT)
+			return -EINVAL;
+
 		if (dpaa_fm_config(dev,
 			eth_conf->rx_adv_conf.rss_conf.rss_hf)) {
 			dpaa_write_fm_config_to_file();
@@ -1446,6 +1450,9 @@ dpaa_dev_rss_hash_update(struct rte_eth_dev *dev,
 	PMD_INIT_FUNC_TRACE();
 
 	if (!(default_q || fmc_q)) {
+		if (rss_conf->algorithm != RTE_ETH_HASH_FUNCTION_DEFAULT)
+			return -EINVAL;
+
 		if (dpaa_fm_config(dev, rss_conf->rss_hf)) {
 			DPAA_PMD_ERR("FM port configuration: Failed\n");
 			return -1;
-- 
2.30.0