[dpdk-dev] [PATCH 16/30] net/sfc: support RSS RETA and hash config get in secondary
Andrew Rybchenko
arybchenko at solarflare.com
Thu Feb 7 13:17:39 CET 2019
RSS RETA query and hash configuration get functions use shared
adapter data only. No libefx functions are called.
Signed-off-by: Andrew Rybchenko <arybchenko at solarflare.com>
---
doc/guides/rel_notes/release_19_05.rst | 2 ++
drivers/net/sfc/sfc_ethdev.c | 10 ++++++++++
2 files changed, 12 insertions(+)
diff --git a/doc/guides/rel_notes/release_19_05.rst b/doc/guides/rel_notes/release_19_05.rst
index 6d65c8eae..1b7f14cb2 100644
--- a/doc/guides/rel_notes/release_19_05.rst
+++ b/doc/guides/rel_notes/release_19_05.rst
@@ -61,6 +61,8 @@ New Features
* Added support for Rx descriptor status and related API in a secondary
process.
* Added support for Tx descriptor status API in a secondary process.
+ * Added support for RSS RETA and hash configuration get API in a secondary
+ process.
Removed Items
diff --git a/drivers/net/sfc/sfc_ethdev.c b/drivers/net/sfc/sfc_ethdev.c
index c6e1e87ce..47450f6b2 100644
--- a/drivers/net/sfc/sfc_ethdev.c
+++ b/drivers/net/sfc/sfc_ethdev.c
@@ -1403,6 +1403,10 @@ sfc_dev_udp_tunnel_port_del(struct rte_eth_dev *dev,
return sfc_dev_udp_tunnel_op(dev, tunnel_udp, SFC_UDP_TUNNEL_DEL_PORT);
}
+/*
+ * The function is used by the secondary process as well. It must not
+ * use any process-local pointers from the adapter data.
+ */
static int
sfc_dev_rss_hash_conf_get(struct rte_eth_dev *dev,
struct rte_eth_rss_conf *rss_conf)
@@ -1503,6 +1507,10 @@ sfc_dev_rss_hash_update(struct rte_eth_dev *dev,
return -rc;
}
+/*
+ * The function is used by the secondary process as well. It must not
+ * use any process-local pointers from the adapter data.
+ */
static int
sfc_dev_rss_reta_query(struct rte_eth_dev *dev,
struct rte_eth_rss_reta_entry64 *reta_conf,
@@ -1903,6 +1911,8 @@ static const struct eth_dev_ops sfc_eth_dev_secondary_ops = {
.rx_descriptor_done = sfc_rx_descriptor_done,
.rx_descriptor_status = sfc_rx_descriptor_status,
.tx_descriptor_status = sfc_tx_descriptor_status,
+ .reta_query = sfc_dev_rss_reta_query,
+ .rss_hash_conf_get = sfc_dev_rss_hash_conf_get,
.rxq_info_get = sfc_rx_queue_info_get,
.txq_info_get = sfc_tx_queue_info_get,
};
--
2.17.1
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