From: Jingjing Wu Date: Wed, 10 Jan 2018 13:02:00 +0000 (+0800) Subject: net/avf: enable ops for RSS setting X-Git-Tag: spdx-start~412 X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=5234785947ebaac7493430f2795c03626607f955;p=dpdk.git net/avf: enable ops for RSS setting Signed-off-by: Jingjing Wu --- diff --git a/doc/guides/nics/features/avf.ini b/doc/guides/nics/features/avf.ini index 1dd6114447..61527d7484 100644 --- a/doc/guides/nics/features/avf.ini +++ b/doc/guides/nics/features/avf.ini @@ -16,6 +16,8 @@ Allmulticast mode = Y Unicast MAC filter = Y Multicast MAC filter = Y RSS hash = Y +RSS key update = Y +RSS reta update = Y VLAN filter = Y CRC offload = Y VLAN offload = Y diff --git a/drivers/net/avf/avf_ethdev.c b/drivers/net/avf/avf_ethdev.c index 41869fc2a9..654b9b1d0a 100644 --- a/drivers/net/avf/avf_ethdev.c +++ b/drivers/net/avf/avf_ethdev.c @@ -54,6 +54,16 @@ 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); @@ -90,6 +100,10 @@ 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 @@ -654,6 +668,134 @@ avf_dev_vlan_offload_set(struct rte_eth_dev *dev, int mask) return 0; } +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_cap_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_cap_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_cap_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_cap_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)