X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fhns3%2Fhns3_ethdev_vf.c;h=fd20c522dc3315bd446c8f73f3ba786b77c5d1d7;hb=2b6d6d71a0992220043b2f5c3b885c486e7921b7;hp=faf7e01c0151ec0d38f3b287d9e162c9ab8547be;hpb=e63ae349e1a829b221a68466955893452aa0411e;p=dpdk.git diff --git a/drivers/net/hns3/hns3_ethdev_vf.c b/drivers/net/hns3/hns3_ethdev_vf.c index faf7e01c01..fd20c522dc 100644 --- a/drivers/net/hns3/hns3_ethdev_vf.c +++ b/drivers/net/hns3/hns3_ethdev_vf.c @@ -778,6 +778,7 @@ hns3vf_dev_configure(struct rte_eth_dev *dev) uint16_t nb_rx_q = dev->data->nb_rx_queues; uint16_t nb_tx_q = dev->data->nb_tx_queues; struct rte_eth_rss_conf rss_conf; + uint32_t max_rx_pkt_len; uint16_t mtu; bool gro_en; int ret; @@ -825,12 +826,18 @@ hns3vf_dev_configure(struct rte_eth_dev *dev) * according to the maximum RX packet length. */ if (conf->rxmode.offloads & DEV_RX_OFFLOAD_JUMBO_FRAME) { - /* - * Security of max_rx_pkt_len is guaranteed in dpdk frame. - * Maximum value of max_rx_pkt_len is HNS3_MAX_FRAME_LEN, so it - * can safely assign to "uint16_t" type variable. - */ - mtu = (uint16_t)HNS3_PKTLEN_TO_MTU(conf->rxmode.max_rx_pkt_len); + max_rx_pkt_len = conf->rxmode.max_rx_pkt_len; + if (max_rx_pkt_len > HNS3_MAX_FRAME_LEN || + max_rx_pkt_len <= HNS3_DEFAULT_FRAME_LEN) { + hns3_err(hw, "maximum Rx packet length must be greater " + "than %u and less than %u when jumbo frame enabled.", + (uint16_t)HNS3_DEFAULT_FRAME_LEN, + (uint16_t)HNS3_MAX_FRAME_LEN); + ret = -EINVAL; + goto cfg_err; + } + + mtu = (uint16_t)HNS3_PKTLEN_TO_MTU(max_rx_pkt_len); ret = hns3vf_dev_mtu_set(dev, mtu); if (ret) goto cfg_err; @@ -1016,7 +1023,7 @@ hns3vf_dev_infos_get(struct rte_eth_dev *eth_dev, struct rte_eth_dev_info *info) info->vmdq_queue_num = 0; - info->reta_size = HNS3_RSS_IND_TBL_SIZE; + info->reta_size = hw->rss_ind_tbl_size; info->hash_key_size = HNS3_RSS_KEY_SIZE; info->flow_type_rss_offloads = HNS3_ETH_RSS_SUPPORT; info->default_rxportconf.ring_size = HNS3_DEFAULT_RING_DESC; @@ -1059,7 +1066,7 @@ hns3vf_check_event_cause(struct hns3_adapter *hns, uint32_t *clearval) rst_ing_reg = hns3_read_dev(hw, HNS3_FUN_RST_ING); hns3_warn(hw, "resetting reg: 0x%x", rst_ing_reg); hns3_atomic_set_bit(HNS3_VF_RESET, &hw->reset.pending); - rte_atomic16_set(&hw->reset.disable_cmd, 1); + __atomic_store_n(&hw->reset.disable_cmd, 1, __ATOMIC_RELAXED); val = hns3_read_dev(hw, HNS3_VF_RST_ING); hns3_write_dev(hw, HNS3_VF_RST_ING, val | HNS3_VF_RST_ING_BIT); val = cmdq_stat_reg & ~BIT(HNS3_VECTOR0_RST_INT_B); @@ -1148,6 +1155,20 @@ hns3vf_parse_dev_specifications(struct hns3_hw *hw, struct hns3_cmd_desc *desc) hw->intr.int_ql_max = rte_le_to_cpu_16(req0->intr_ql_max); } +static int +hns3vf_check_dev_specifications(struct hns3_hw *hw) +{ + if (hw->rss_ind_tbl_size == 0 || + hw->rss_ind_tbl_size > HNS3_RSS_IND_TBL_SIZE_MAX) { + hns3_warn(hw, "the size of hash lookup table configured (%u)" + " exceeds the maximum(%u)", hw->rss_ind_tbl_size, + HNS3_RSS_IND_TBL_SIZE_MAX); + return -EINVAL; + } + + return 0; +} + static int hns3vf_query_dev_specifications(struct hns3_hw *hw) { @@ -1168,7 +1189,7 @@ hns3vf_query_dev_specifications(struct hns3_hw *hw) hns3vf_parse_dev_specifications(hw, desc); - return 0; + return hns3vf_check_dev_specifications(hw); } static int @@ -1920,7 +1941,18 @@ hns3vf_do_stop(struct hns3_adapter *hns) hw->mac.link_status = ETH_LINK_DOWN; - if (rte_atomic16_read(&hw->reset.disable_cmd) == 0) { + /* + * The "hns3vf_do_stop" function will also be called by .stop_service to + * prepare reset. At the time of global or IMP reset, the command cannot + * be sent to stop the tx/rx queues. The mbuf in Tx/Rx queues may be + * accessed during the reset process. So the mbuf can not be released + * during reset and is required to be released after the reset is + * completed. + */ + if (__atomic_load_n(&hw->reset.resetting, __ATOMIC_RELAXED) == 0) + hns3_dev_release_mbufs(hns); + + if (__atomic_load_n(&hw->reset.disable_cmd, __ATOMIC_RELAXED) == 0) { hns3vf_configure_mac_addr(hns, true); ret = hns3_reset_all_tqps(hns); if (ret) { @@ -1989,7 +2021,6 @@ hns3vf_dev_stop(struct rte_eth_dev *dev) hns3_stop_tqps(hw); hns3vf_do_stop(hns); hns3vf_unmap_rx_interrupt(dev); - hns3_dev_release_mbufs(hns); hw->adapter_state = HNS3_NIC_CONFIGURED; } hns3_rx_scattered_reset(dev); @@ -2104,6 +2135,8 @@ hns3vf_do_start(struct hns3_adapter *hns, bool reset_queue) if (ret) return ret; + hns3_enable_rxd_adv_layout(hw); + ret = hns3_init_queues(hns, reset_queue); if (ret) hns3_err(hw, "failed to init queues, ret = %d.", ret); @@ -2230,11 +2263,8 @@ hns3vf_dev_start(struct rte_eth_dev *dev) return ret; } ret = hns3vf_map_rx_interrupt(dev); - if (ret) { - hw->adapter_state = HNS3_NIC_CONFIGURED; - rte_spinlock_unlock(&hw->lock); - return ret; - } + if (ret) + goto map_rx_inter_err; /* * There are three register used to control the status of a TQP @@ -2248,19 +2278,12 @@ hns3vf_dev_start(struct rte_eth_dev *dev) * status of queue in the dpdk framework. */ ret = hns3_start_all_txqs(dev); - if (ret) { - hw->adapter_state = HNS3_NIC_CONFIGURED; - rte_spinlock_unlock(&hw->lock); - return ret; - } + if (ret) + goto map_rx_inter_err; ret = hns3_start_all_rxqs(dev); - if (ret) { - hns3_stop_all_txqs(dev); - hw->adapter_state = HNS3_NIC_CONFIGURED; - rte_spinlock_unlock(&hw->lock); - return ret; - } + if (ret) + goto start_all_rxqs_fail; hw->adapter_state = HNS3_NIC_STARTED; rte_spinlock_unlock(&hw->lock); @@ -2281,6 +2304,15 @@ hns3vf_dev_start(struct rte_eth_dev *dev) */ hns3_start_tqps(hw); + return ret; + +start_all_rxqs_fail: + hns3_stop_all_txqs(dev); +map_rx_inter_err: + (void)hns3vf_do_stop(hns); + hw->adapter_state = HNS3_NIC_CONFIGURED; + rte_spinlock_unlock(&hw->lock); + return ret; } @@ -2390,15 +2422,17 @@ static int hns3vf_prepare_reset(struct hns3_adapter *hns) { struct hns3_hw *hw = &hns->hw; - int ret = 0; + int ret; if (hw->reset.level == HNS3_VF_FUNC_RESET) { ret = hns3_send_mbx_msg(hw, HNS3_MBX_RESET, 0, NULL, 0, true, NULL, 0); + if (ret) + return ret; } - rte_atomic16_set(&hw->reset.disable_cmd, 1); + __atomic_store_n(&hw->reset.disable_cmd, 1, __ATOMIC_RELAXED); - return ret; + return 0; } static int @@ -2435,7 +2469,7 @@ hns3vf_stop_service(struct hns3_adapter *hns) * from table space. Hence, for function reset software intervention is * required to delete the entries. */ - if (rte_atomic16_read(&hw->reset.disable_cmd) == 0) + if (__atomic_load_n(&hw->reset.disable_cmd, __ATOMIC_RELAXED) == 0) hns3vf_configure_all_mc_mac_addr(hns, true); rte_spinlock_unlock(&hw->lock); @@ -2607,8 +2641,10 @@ hns3vf_reset_service(void *param) * The interrupt may have been lost. It is necessary to handle * the interrupt to recover from the error. */ - if (rte_atomic16_read(&hns->hw.reset.schedule) == SCHEDULE_DEFERRED) { - rte_atomic16_set(&hns->hw.reset.schedule, SCHEDULE_REQUESTED); + if (__atomic_load_n(&hw->reset.schedule, __ATOMIC_RELAXED) == + SCHEDULE_DEFERRED) { + __atomic_store_n(&hw->reset.schedule, SCHEDULE_REQUESTED, + __ATOMIC_RELAXED); hns3_err(hw, "Handling interrupts in delayed tasks"); hns3vf_interrupt_handler(&rte_eth_devices[hw->data->port_id]); reset_level = hns3vf_get_reset_level(hw, &hw->reset.pending); @@ -2617,7 +2653,7 @@ hns3vf_reset_service(void *param) hns3_atomic_set_bit(HNS3_VF_RESET, &hw->reset.pending); } } - rte_atomic16_set(&hns->hw.reset.schedule, SCHEDULE_NONE); + __atomic_store_n(&hw->reset.schedule, SCHEDULE_NONE, __ATOMIC_RELAXED); /* * Hardware reset has been notified, we now have to poll & check if @@ -2738,6 +2774,7 @@ static const struct eth_dev_ops hns3vf_eth_dev_ops = { .vlan_offload_set = hns3vf_vlan_offload_set, .get_reg = hns3_get_regs, .dev_supported_ptypes_get = hns3_dev_supported_ptypes_get, + .tx_done_cleanup = hns3_tx_done_cleanup, }; static const struct hns3_reset_ops hns3vf_reset_ops = { @@ -2840,7 +2877,8 @@ hns3vf_dev_init(struct rte_eth_dev *eth_dev) hw->adapter_state = HNS3_NIC_INITIALIZED; - if (rte_atomic16_read(&hns->hw.reset.schedule) == SCHEDULE_PENDING) { + if (__atomic_load_n(&hw->reset.schedule, __ATOMIC_RELAXED) == + SCHEDULE_PENDING) { hns3_err(hw, "Reschedule reset service after dev_init"); hns3_schedule_reset(hns); } else {