Signed-off-by: Jingjing Wu <jingjing...@intel.com>
---
drivers/net/avf/avf_ethdev.c | 142 +++++++++++++++++++++++++++++++++++++++++++
1 file changed, 142 insertions(+)
diff --git a/drivers/net/avf/avf_ethdev.c b/drivers/net/avf/avf_ethdev.c
index 9cf1cfd..170317d 100644
--- a/drivers/net/avf/avf_ethdev.c
+++ b/drivers/net/avf/avf_ethdev.c
@@ -83,6 +83,16 @@ static void avf_dev_del_mac_addr(struct rte_eth_dev *dev,
uint32_t index);
static int avf_dev_vlan_filter_set(struct rte_eth_dev *dev,
uint16_t vlan_id, int on);
static int avf_dev_vlan_offload_set(struct rte_eth_dev *dev, int mask);
+static int avf_dev_rss_reta_update(struct rte_eth_dev *dev,
+ struct rte_eth_rss_reta_entry64 *reta_conf,
+ uint16_t reta_size);
+static int avf_dev_rss_reta_query(struct rte_eth_dev *dev,
+ struct rte_eth_rss_reta_entry64 *reta_conf,
+ uint16_t reta_size);
+static int avf_dev_rss_hash_update(struct rte_eth_dev *dev,
+ struct rte_eth_rss_conf *rss_conf);
+static int avf_dev_rss_hash_conf_get(struct rte_eth_dev *dev,
+ struct rte_eth_rss_conf *rss_conf);
static void avf_dev_set_default_mac_addr(struct rte_eth_dev *dev,
struct ether_addr *mac_addr);
@@ -119,6 +129,10 @@ static const struct eth_dev_ops avf_eth_dev_ops = {
.tx_queue_setup = avf_dev_tx_queue_setup,
.tx_queue_release = avf_dev_tx_queue_release,
.mac_addr_set = avf_dev_set_default_mac_addr,
+ .reta_update = avf_dev_rss_reta_update,
+ .reta_query = avf_dev_rss_reta_query,
+ .rss_hash_update = avf_dev_rss_hash_update,
+ .rss_hash_conf_get = avf_dev_rss_hash_conf_get,
};
static int
@@ -671,6 +685,134 @@ avf_dev_vlan_offload_set(struct rte_eth_dev *dev, int
mask)
return -EIO;
}
+static int
+avf_dev_rss_reta_update(struct rte_eth_dev *dev,
+ struct rte_eth_rss_reta_entry64 *reta_conf,
+ uint16_t reta_size)
+{
+ struct avf_adapter *adapter =
+ AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
+ struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(adapter);
+ uint8_t *lut;
+ uint16_t i, idx, shift;
+ int ret;
+
+ if (!(vf->vf_res->vf_offload_flags & VIRTCHNL_VF_OFFLOAD_RSS_PF))
+ return -ENOTSUP;
+
+ if (reta_size != vf->vf_res->rss_lut_size) {
+ PMD_DRV_LOG(ERR, "The size of hash lookup table configured "
+ "(%d) doesn't match the number of hardware can "
+ "support (%d)", reta_size, vf->vf_res->rss_lut_size);
+ return -EINVAL;
+ }
+
+ lut = rte_zmalloc("rss_lut", reta_size, 0);
+ if (!lut) {
+ PMD_DRV_LOG(ERR, "No memory can be allocated");
+ return -ENOMEM;
+ }
+ /* store the old lut table temporarily */
+ rte_memcpy(lut, vf->rss_lut, reta_size);
+
+ for (i = 0; i < reta_size; i++) {
+ idx = i / RTE_RETA_GROUP_SIZE;
+ shift = i % RTE_RETA_GROUP_SIZE;
+ if (reta_conf[idx].mask & (1ULL << shift))
+ lut[i] = reta_conf[idx].reta[shift];
+ }
+
+ rte_memcpy(vf->rss_lut, lut, reta_size);
+ /* send virtchnnl ops to configure rss*/
+ ret = avf_configure_rss_lut(adapter);
+ if (ret) /* revert back */
+ rte_memcpy(vf->rss_lut, lut, reta_size);
+ rte_free(lut);
+
+ return ret;
+}
+
+static int
+avf_dev_rss_reta_query(struct rte_eth_dev *dev,
+ struct rte_eth_rss_reta_entry64 *reta_conf,
+ uint16_t reta_size)
+{
+ struct avf_adapter *adapter =
+ AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
+ struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(adapter);
+ uint16_t i, idx, shift;
+
+ if (!(vf->vf_res->vf_offload_flags & VIRTCHNL_VF_OFFLOAD_RSS_PF))
+ return -ENOTSUP;
+
+ if (reta_size != vf->vf_res->rss_lut_size) {
+ PMD_DRV_LOG(ERR, "The size of hash lookup table configured "
+ "(%d) doesn't match the number of hardware can "
+ "support (%d)", reta_size, vf->vf_res->rss_lut_size);
+ return -EINVAL;
+ }
+
+ for (i = 0; i < reta_size; i++) {
+ idx = i / RTE_RETA_GROUP_SIZE;
+ shift = i % RTE_RETA_GROUP_SIZE;
+ if (reta_conf[idx].mask & (1ULL << shift))
+ reta_conf[idx].reta[shift] = vf->rss_lut[i];
+ }
+
+ return 0;
+}
+
+static int
+avf_dev_rss_hash_update(struct rte_eth_dev *dev,
+ struct rte_eth_rss_conf *rss_conf)
+{
+ struct avf_adapter *adapter =
+ AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
+ struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(adapter);
+
+ if (!(vf->vf_res->vf_offload_flags & VIRTCHNL_VF_OFFLOAD_RSS_PF))
+ return -ENOTSUP;
+
+ /* HENA setting, it is enabled by default, no change */
+ if (!rss_conf->rss_key || rss_conf->rss_key_len == 0) {
+ PMD_DRV_LOG(DEBUG, "No key to be configured");
+ return 0;
+ } else if (rss_conf->rss_key_len != vf->vf_res->rss_key_size) {
+ PMD_DRV_LOG(ERR, "The size of hash key configured "
+ "(%d) doesn't match the size of hardware can "
+ "support (%d)", rss_conf->rss_key_len,
+ vf->vf_res->rss_key_size);
+ return -EINVAL;
+ }
+
+ rte_memcpy(vf->rss_key, rss_conf->rss_key, rss_conf->rss_key_len);
+
+ return avf_configure_rss_key(adapter);
+}
+
+static int
+avf_dev_rss_hash_conf_get(struct rte_eth_dev *dev,
+ struct rte_eth_rss_conf *rss_conf)
+{
+ struct avf_adapter *adapter =
+ AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
+ struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(adapter);
+
+ if (!(vf->vf_res->vf_offload_flags & VIRTCHNL_VF_OFFLOAD_RSS_PF))
+ return -ENOTSUP;
+
+ /* Just set it to default value now. */
+ rss_conf->rss_hf = AVF_RSS_OFFLOAD_ALL;
+
+ if (!rss_conf->rss_key)
+ return 0;
+
+ rss_conf->rss_key_len = vf->vf_res->rss_key_size;
+ rte_memcpy(rss_conf->rss_key, vf->rss_key, rss_conf->rss_key_len);
+
+ return 0;
+}
+
static void
avf_dev_set_default_mac_addr(struct rte_eth_dev *dev,
struct ether_addr *mac_addr)
--
2.4.11
