X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fhns3%2Fhns3_ethdev_vf.c;h=05a9341269f65652b9b542d9409d52f8538625f0;hb=7ac3ae7649985c54a10f6904c298918e00a07e92;hp=121beb58dcde9cb92292c0d9f1bc8a35311102f7;hpb=23d4b61fee5dc75ced7938169dc87a6174a093aa;p=dpdk.git diff --git a/drivers/net/hns3/hns3_ethdev_vf.c b/drivers/net/hns3/hns3_ethdev_vf.c index 121beb58dc..05a9341269 100644 --- a/drivers/net/hns3/hns3_ethdev_vf.c +++ b/drivers/net/hns3/hns3_ethdev_vf.c @@ -9,6 +9,8 @@ #include #include #include +#include + #include #include #include @@ -24,6 +26,7 @@ #include #include #include +#include #include "hns3_ethdev.h" #include "hns3_logs.h" @@ -56,24 +59,221 @@ static enum hns3_reset_level hns3vf_get_reset_level(struct hns3_hw *hw, static int hns3vf_dev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu); static int hns3vf_dev_configure_vlan(struct rte_eth_dev *dev); +static int hns3vf_add_mc_mac_addr(struct hns3_hw *hw, + struct rte_ether_addr *mac_addr); +static int hns3vf_remove_mc_mac_addr(struct hns3_hw *hw, + struct rte_ether_addr *mac_addr); +/* set PCI bus mastering */ static int -hns3vf_add_mac_addr(struct rte_eth_dev *dev, struct rte_ether_addr *mac_addr, - __attribute__ ((unused)) uint32_t idx, - __attribute__ ((unused)) uint32_t pool) +hns3vf_set_bus_master(const struct rte_pci_device *device, bool op) { - struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private); + uint16_t reg; + int ret; + + ret = rte_pci_read_config(device, ®, sizeof(reg), PCI_COMMAND); + if (ret < 0) { + PMD_INIT_LOG(ERR, "Failed to read PCI offset 0x%x", + PCI_COMMAND); + return ret; + } + + if (op) + /* set the master bit */ + reg |= PCI_COMMAND_MASTER; + else + reg &= ~(PCI_COMMAND_MASTER); + + return rte_pci_write_config(device, ®, sizeof(reg), PCI_COMMAND); +} + +/** + * hns3vf_find_pci_capability - lookup a capability in the PCI capability list + * @cap: the capability + * + * Return the address of the given capability within the PCI capability list. + */ +static int +hns3vf_find_pci_capability(const struct rte_pci_device *device, int cap) +{ +#define MAX_PCIE_CAPABILITY 48 + uint16_t status; + uint8_t pos; + uint8_t id; + int ttl; + int ret; + + ret = rte_pci_read_config(device, &status, sizeof(status), PCI_STATUS); + if (ret < 0) { + PMD_INIT_LOG(ERR, "Failed to read PCI offset 0x%x", PCI_STATUS); + return 0; + } + + if (!(status & PCI_STATUS_CAP_LIST)) + return 0; + + ttl = MAX_PCIE_CAPABILITY; + ret = rte_pci_read_config(device, &pos, sizeof(pos), + PCI_CAPABILITY_LIST); + if (ret < 0) { + PMD_INIT_LOG(ERR, "Failed to read PCI offset 0x%x", + PCI_CAPABILITY_LIST); + return 0; + } + + while (ttl-- && pos >= PCI_STD_HEADER_SIZEOF) { + ret = rte_pci_read_config(device, &id, sizeof(id), + (pos + PCI_CAP_LIST_ID)); + if (ret < 0) { + PMD_INIT_LOG(ERR, "Failed to read PCI offset 0x%x", + (pos + PCI_CAP_LIST_ID)); + break; + } + + if (id == 0xFF) + break; + + if (id == cap) + return (int)pos; + + ret = rte_pci_read_config(device, &pos, sizeof(pos), + (pos + PCI_CAP_LIST_NEXT)); + if (ret < 0) { + PMD_INIT_LOG(ERR, "Failed to read PCI offset 0x%x", + (pos + PCI_CAP_LIST_NEXT)); + break; + } + } + return 0; +} + +static int +hns3vf_enable_msix(const struct rte_pci_device *device, bool op) +{ + uint16_t control; + int pos; + int ret; + + pos = hns3vf_find_pci_capability(device, PCI_CAP_ID_MSIX); + if (pos) { + ret = rte_pci_read_config(device, &control, sizeof(control), + (pos + PCI_MSIX_FLAGS)); + if (ret < 0) { + PMD_INIT_LOG(ERR, "Failed to read PCI offset 0x%x", + (pos + PCI_MSIX_FLAGS)); + return -ENXIO; + } + + if (op) + control |= PCI_MSIX_FLAGS_ENABLE; + else + control &= ~PCI_MSIX_FLAGS_ENABLE; + rte_pci_write_config(device, &control, sizeof(control), + (pos + PCI_MSIX_FLAGS)); + return 0; + } + return -ENXIO; +} + +static int +hns3vf_add_uc_mac_addr(struct hns3_hw *hw, struct rte_ether_addr *mac_addr) +{ + /* mac address was checked by upper level interface */ char mac_str[RTE_ETHER_ADDR_FMT_SIZE]; int ret; - rte_spinlock_lock(&hw->lock); ret = hns3_send_mbx_msg(hw, HNS3_MBX_SET_UNICAST, HNS3_MBX_MAC_VLAN_UC_ADD, mac_addr->addr_bytes, RTE_ETHER_ADDR_LEN, false, NULL, 0); + if (ret) { + rte_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE, + mac_addr); + hns3_err(hw, "failed to add uc mac addr(%s), ret = %d", + mac_str, ret); + } + return ret; +} + +static int +hns3vf_remove_uc_mac_addr(struct hns3_hw *hw, struct rte_ether_addr *mac_addr) +{ + /* mac address was checked by upper level interface */ + char mac_str[RTE_ETHER_ADDR_FMT_SIZE]; + int ret; + + ret = hns3_send_mbx_msg(hw, HNS3_MBX_SET_UNICAST, + HNS3_MBX_MAC_VLAN_UC_REMOVE, + mac_addr->addr_bytes, RTE_ETHER_ADDR_LEN, + false, NULL, 0); + if (ret) { + rte_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE, + mac_addr); + hns3_err(hw, "failed to add uc mac addr(%s), ret = %d", + mac_str, ret); + } + return ret; +} + +static int +hns3vf_add_mc_addr_common(struct hns3_hw *hw, struct rte_ether_addr *mac_addr) +{ + char mac_str[RTE_ETHER_ADDR_FMT_SIZE]; + struct rte_ether_addr *addr; + int ret; + int i; + + for (i = 0; i < hw->mc_addrs_num; i++) { + addr = &hw->mc_addrs[i]; + /* Check if there are duplicate addresses */ + if (rte_is_same_ether_addr(addr, mac_addr)) { + rte_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE, + addr); + hns3_err(hw, "failed to add mc mac addr, same addrs" + "(%s) is added by the set_mc_mac_addr_list " + "API", mac_str); + return -EINVAL; + } + } + + ret = hns3vf_add_mc_mac_addr(hw, mac_addr); + if (ret) { + rte_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE, + mac_addr); + hns3_err(hw, "failed to add mc mac addr(%s), ret = %d", + mac_str, ret); + } + return ret; +} + +static int +hns3vf_add_mac_addr(struct rte_eth_dev *dev, struct rte_ether_addr *mac_addr, + __rte_unused uint32_t idx, + __rte_unused uint32_t pool) +{ + struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private); + char mac_str[RTE_ETHER_ADDR_FMT_SIZE]; + int ret; + + rte_spinlock_lock(&hw->lock); + + /* + * In hns3 network engine adding UC and MC mac address with different + * commands with firmware. We need to determine whether the input + * address is a UC or a MC address to call different commands. + * By the way, it is recommended calling the API function named + * rte_eth_dev_set_mc_addr_list to set the MC mac address, because + * using the rte_eth_dev_mac_addr_add API function to set MC mac address + * may affect the specifications of UC mac addresses. + */ + if (rte_is_multicast_ether_addr(mac_addr)) + ret = hns3vf_add_mc_addr_common(hw, mac_addr); + else + ret = hns3vf_add_uc_mac_addr(hw, mac_addr); + rte_spinlock_unlock(&hw->lock); if (ret) { rte_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE, mac_addr); - hns3_err(hw, "Failed to add mac addr(%s) for vf: %d", mac_str, + hns3_err(hw, "failed to add mac addr(%s), ret = %d", mac_str, ret); } @@ -90,15 +290,17 @@ hns3vf_remove_mac_addr(struct rte_eth_dev *dev, uint32_t idx) int ret; rte_spinlock_lock(&hw->lock); - ret = hns3_send_mbx_msg(hw, HNS3_MBX_SET_UNICAST, - HNS3_MBX_MAC_VLAN_UC_REMOVE, - mac_addr->addr_bytes, RTE_ETHER_ADDR_LEN, false, - NULL, 0); + + if (rte_is_multicast_ether_addr(mac_addr)) + ret = hns3vf_remove_mc_mac_addr(hw, mac_addr); + else + ret = hns3vf_remove_uc_mac_addr(hw, mac_addr); + rte_spinlock_unlock(&hw->lock); if (ret) { rte_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE, mac_addr); - hns3_err(hw, "Failed to remove mac addr(%s) for vf: %d", + hns3_err(hw, "failed to remove mac addr(%s), ret = %d", mac_str, ret); } } @@ -114,14 +316,10 @@ hns3vf_set_default_mac_addr(struct rte_eth_dev *dev, char mac_str[RTE_ETHER_ADDR_FMT_SIZE]; int ret; - if (!rte_is_valid_assigned_ether_addr(mac_addr)) { - rte_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE, - mac_addr); - hns3_err(hw, "Failed to set mac addr, addr(%s) invalid.", - mac_str); - return -EINVAL; - } - + /* + * It has been guaranteed that input parameter named mac_addr is valid + * address in the rte layer of DPDK framework. + */ old_addr = (struct rte_ether_addr *)hw->mac.mac_addr; rte_spinlock_lock(&hw->lock); memcpy(addr_bytes, mac_addr->addr_bytes, RTE_ETHER_ADDR_LEN); @@ -130,12 +328,27 @@ hns3vf_set_default_mac_addr(struct rte_eth_dev *dev, ret = hns3_send_mbx_msg(hw, HNS3_MBX_SET_UNICAST, HNS3_MBX_MAC_VLAN_UC_MODIFY, addr_bytes, - HNS3_TWO_ETHER_ADDR_LEN, false, NULL, 0); + HNS3_TWO_ETHER_ADDR_LEN, true, NULL, 0); if (ret) { - rte_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE, - mac_addr); - hns3_err(hw, "Failed to set mac addr(%s) for vf: %d", mac_str, - ret); + /* + * The hns3 VF PMD driver depends on the hns3 PF kernel ethdev + * driver. When user has configured a MAC address for VF device + * by "ip link set ..." command based on the PF device, the hns3 + * PF kernel ethdev driver does not allow VF driver to request + * reconfiguring a different default MAC address, and return + * -EPREM to VF driver through mailbox. + */ + if (ret == -EPERM) { + rte_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE, + old_addr); + hns3_warn(hw, "Has permanet mac addr(%s) for vf", + mac_str); + } else { + rte_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE, + mac_addr); + hns3_err(hw, "Failed to set mac addr(%s) for vf: %d", + mac_str, ret); + } } rte_ether_addr_copy(mac_addr, @@ -150,39 +363,39 @@ hns3vf_configure_mac_addr(struct hns3_adapter *hns, bool del) { struct hns3_hw *hw = &hns->hw; struct rte_ether_addr *addr; - enum hns3_mbx_mac_vlan_subcode opcode; char mac_str[RTE_ETHER_ADDR_FMT_SIZE]; - int ret = 0; + int err = 0; + int ret; int i; - if (del) - opcode = HNS3_MBX_MAC_VLAN_UC_REMOVE; - else - opcode = HNS3_MBX_MAC_VLAN_UC_ADD; for (i = 0; i < HNS3_VF_UC_MACADDR_NUM; i++) { addr = &hw->data->mac_addrs[i]; - if (!rte_is_valid_assigned_ether_addr(addr)) + if (rte_is_zero_ether_addr(addr)) continue; - rte_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE, addr); - hns3_dbg(hw, "rm mac addr: %s", mac_str); - ret = hns3_send_mbx_msg(hw, HNS3_MBX_SET_UNICAST, opcode, - addr->addr_bytes, RTE_ETHER_ADDR_LEN, - false, NULL, 0); + if (rte_is_multicast_ether_addr(addr)) + ret = del ? hns3vf_remove_mc_mac_addr(hw, addr) : + hns3vf_add_mc_mac_addr(hw, addr); + else + ret = del ? hns3vf_remove_uc_mac_addr(hw, addr) : + hns3vf_add_uc_mac_addr(hw, addr); + if (ret) { - hns3_err(hw, "Failed to remove mac addr for vf: %d", - ret); - break; + err = ret; + rte_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE, + addr); + hns3_err(hw, "failed to %s mac addr(%s) index:%d " + "ret = %d.", del ? "remove" : "restore", + mac_str, i, ret); } } - return ret; + return err; } static int -hns3vf_add_mc_mac_addr(struct hns3_adapter *hns, +hns3vf_add_mc_mac_addr(struct hns3_hw *hw, struct rte_ether_addr *mac_addr) { char mac_str[RTE_ETHER_ADDR_FMT_SIZE]; - struct hns3_hw *hw = &hns->hw; int ret; ret = hns3_send_mbx_msg(hw, HNS3_MBX_SET_MULTICAST, @@ -194,18 +407,16 @@ hns3vf_add_mc_mac_addr(struct hns3_adapter *hns, mac_addr); hns3_err(hw, "Failed to add mc mac addr(%s) for vf: %d", mac_str, ret); - return ret; } - return 0; + return ret; } static int -hns3vf_remove_mc_mac_addr(struct hns3_adapter *hns, +hns3vf_remove_mc_mac_addr(struct hns3_hw *hw, struct rte_ether_addr *mac_addr) { char mac_str[RTE_ETHER_ADDR_FMT_SIZE]; - struct hns3_hw *hw = &hns->hw; int ret; ret = hns3_send_mbx_msg(hw, HNS3_MBX_SET_MULTICAST, @@ -217,52 +428,98 @@ hns3vf_remove_mc_mac_addr(struct hns3_adapter *hns, mac_addr); hns3_err(hw, "Failed to remove mc mac addr(%s) for vf: %d", mac_str, ret); - return ret; } - return 0; + return ret; } static int -hns3vf_set_mc_mac_addr_list(struct rte_eth_dev *dev, - struct rte_ether_addr *mc_addr_set, - uint32_t nb_mc_addr) +hns3vf_set_mc_addr_chk_param(struct hns3_hw *hw, + struct rte_ether_addr *mc_addr_set, + uint32_t nb_mc_addr) { - struct hns3_adapter *hns = dev->data->dev_private; - struct hns3_hw *hw = &hns->hw; - struct rte_ether_addr *addr; char mac_str[RTE_ETHER_ADDR_FMT_SIZE]; - int cur_addr_num; - int set_addr_num; - int num; - int ret; - int i; + struct rte_ether_addr *addr; + uint32_t i; + uint32_t j; if (nb_mc_addr > HNS3_MC_MACADDR_NUM) { - hns3_err(hw, "Failed to set mc mac addr, nb_mc_addr(%d) " + hns3_err(hw, "failed to set mc mac addr, nb_mc_addr(%d) " "invalid. valid range: 0~%d", nb_mc_addr, HNS3_MC_MACADDR_NUM); return -EINVAL; } - set_addr_num = (int)nb_mc_addr; - for (i = 0; i < set_addr_num; i++) { + /* Check if input mac addresses are valid */ + for (i = 0; i < nb_mc_addr; i++) { addr = &mc_addr_set[i]; if (!rte_is_multicast_ether_addr(addr)) { rte_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE, addr); hns3_err(hw, - "Failed to set mc mac addr, addr(%s) invalid.", + "failed to set mc mac addr, addr(%s) invalid.", mac_str); return -EINVAL; } + + /* Check if there are duplicate addresses */ + for (j = i + 1; j < nb_mc_addr; j++) { + if (rte_is_same_ether_addr(addr, &mc_addr_set[j])) { + rte_ether_format_addr(mac_str, + RTE_ETHER_ADDR_FMT_SIZE, + addr); + hns3_err(hw, "failed to set mc mac addr, " + "addrs invalid. two same addrs(%s).", + mac_str); + return -EINVAL; + } + } + + /* + * Check if there are duplicate addresses between mac_addrs + * and mc_addr_set + */ + for (j = 0; j < HNS3_VF_UC_MACADDR_NUM; j++) { + if (rte_is_same_ether_addr(addr, + &hw->data->mac_addrs[j])) { + rte_ether_format_addr(mac_str, + RTE_ETHER_ADDR_FMT_SIZE, + addr); + hns3_err(hw, "failed to set mc mac addr, " + "addrs invalid. addrs(%s) has already " + "configured in mac_addr add API", + mac_str); + return -EINVAL; + } + } } + + return 0; +} + +static int +hns3vf_set_mc_mac_addr_list(struct rte_eth_dev *dev, + struct rte_ether_addr *mc_addr_set, + uint32_t nb_mc_addr) +{ + struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct rte_ether_addr *addr; + int cur_addr_num; + int set_addr_num; + int num; + int ret; + int i; + + ret = hns3vf_set_mc_addr_chk_param(hw, mc_addr_set, nb_mc_addr); + if (ret) + return ret; + rte_spinlock_lock(&hw->lock); cur_addr_num = hw->mc_addrs_num; for (i = 0; i < cur_addr_num; i++) { num = cur_addr_num - i - 1; addr = &hw->mc_addrs[num]; - ret = hns3vf_remove_mc_mac_addr(hns, addr); + ret = hns3vf_remove_mc_mac_addr(hw, addr); if (ret) { rte_spinlock_unlock(&hw->lock); return ret; @@ -271,9 +528,10 @@ hns3vf_set_mc_mac_addr_list(struct rte_eth_dev *dev, hw->mc_addrs_num--; } + set_addr_num = (int)nb_mc_addr; for (i = 0; i < set_addr_num; i++) { addr = &mc_addr_set[i]; - ret = hns3vf_add_mc_mac_addr(hns, addr); + ret = hns3vf_add_mc_mac_addr(hw, addr); if (ret) { rte_spinlock_unlock(&hw->lock); return ret; @@ -302,9 +560,9 @@ hns3vf_configure_all_mc_mac_addr(struct hns3_adapter *hns, bool del) if (!rte_is_multicast_ether_addr(addr)) continue; if (del) - ret = hns3vf_remove_mc_mac_addr(hns, addr); + ret = hns3vf_remove_mc_mac_addr(hw, addr); else - ret = hns3vf_add_mc_mac_addr(hns, addr); + ret = hns3vf_add_mc_mac_addr(hw, addr); if (ret) { err = ret; rte_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE, @@ -317,7 +575,8 @@ hns3vf_configure_all_mc_mac_addr(struct hns3_adapter *hns, bool del) } static int -hns3vf_set_promisc_mode(struct hns3_hw *hw, bool en_bc_pmc) +hns3vf_set_promisc_mode(struct hns3_hw *hw, bool en_bc_pmc, + bool en_uc_pmc, bool en_mc_pmc) { struct hns3_mbx_vf_to_pf_cmd *req; struct hns3_cmd_desc desc; @@ -325,21 +584,205 @@ hns3vf_set_promisc_mode(struct hns3_hw *hw, bool en_bc_pmc) req = (struct hns3_mbx_vf_to_pf_cmd *)desc.data; + /* + * The hns3 VF PMD driver depends on the hns3 PF kernel ethdev driver, + * so there are some features for promiscuous/allmulticast mode in hns3 + * VF PMD driver as below: + * 1. The promiscuous/allmulticast mode can be configured successfully + * only based on the trusted VF device. If based on the non trusted + * VF device, configuring promiscuous/allmulticast mode will fail. + * The hns3 VF device can be confiruged as trusted device by hns3 PF + * kernel ethdev driver on the host by the following command: + * "ip link set vf turst on" + * 2. After the promiscuous mode is configured successfully, hns3 VF PMD + * driver can receive the ingress and outgoing traffic. In the words, + * all the ingress packets, all the packets sent from the PF and + * other VFs on the same physical port. + * 3. Note: Because of the hardware constraints, By default vlan filter + * is enabled and couldn't be turned off based on VF device, so vlan + * filter is still effective even in promiscuous mode. If upper + * applications don't call rte_eth_dev_vlan_filter API function to + * set vlan based on VF device, hns3 VF PMD driver will can't receive + * the packets with vlan tag in promiscuoue mode. + */ hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_MBX_VF_TO_PF, false); req->msg[0] = HNS3_MBX_SET_PROMISC_MODE; req->msg[1] = en_bc_pmc ? 1 : 0; + req->msg[2] = en_uc_pmc ? 1 : 0; + req->msg[3] = en_mc_pmc ? 1 : 0; ret = hns3_cmd_send(hw, &desc, 1); if (ret) - hns3_err(hw, "Set promisc mode fail, status is %d", ret); + hns3_err(hw, "Set promisc mode fail, ret = %d", ret); + + return ret; +} + +static int +hns3vf_dev_promiscuous_enable(struct rte_eth_dev *dev) +{ + struct hns3_adapter *hns = dev->data->dev_private; + struct hns3_hw *hw = &hns->hw; + int ret; + ret = hns3vf_set_promisc_mode(hw, true, true, true); + if (ret) + hns3_err(hw, "Failed to enable promiscuous mode, ret = %d", + ret); return ret; } +static int +hns3vf_dev_promiscuous_disable(struct rte_eth_dev *dev) +{ + bool allmulti = dev->data->all_multicast ? true : false; + struct hns3_adapter *hns = dev->data->dev_private; + struct hns3_hw *hw = &hns->hw; + int ret; + + ret = hns3vf_set_promisc_mode(hw, true, false, allmulti); + if (ret) + hns3_err(hw, "Failed to disable promiscuous mode, ret = %d", + ret); + return ret; +} + +static int +hns3vf_dev_allmulticast_enable(struct rte_eth_dev *dev) +{ + struct hns3_adapter *hns = dev->data->dev_private; + struct hns3_hw *hw = &hns->hw; + int ret; + + if (dev->data->promiscuous) + return 0; + + ret = hns3vf_set_promisc_mode(hw, true, false, true); + if (ret) + hns3_err(hw, "Failed to enable allmulticast mode, ret = %d", + ret); + return ret; +} + +static int +hns3vf_dev_allmulticast_disable(struct rte_eth_dev *dev) +{ + struct hns3_adapter *hns = dev->data->dev_private; + struct hns3_hw *hw = &hns->hw; + int ret; + + if (dev->data->promiscuous) + return 0; + + ret = hns3vf_set_promisc_mode(hw, true, false, false); + if (ret) + hns3_err(hw, "Failed to disable allmulticast mode, ret = %d", + ret); + return ret; +} + +static int +hns3vf_restore_promisc(struct hns3_adapter *hns) +{ + struct hns3_hw *hw = &hns->hw; + bool allmulti = hw->data->all_multicast ? true : false; + + if (hw->data->promiscuous) + return hns3vf_set_promisc_mode(hw, true, true, true); + + return hns3vf_set_promisc_mode(hw, true, false, allmulti); +} + +static int +hns3vf_bind_ring_with_vector(struct hns3_hw *hw, uint8_t vector_id, + bool mmap, enum hns3_ring_type queue_type, + uint16_t queue_id) +{ + struct hns3_vf_bind_vector_msg bind_msg; + const char *op_str; + uint16_t code; + int ret; + + memset(&bind_msg, 0, sizeof(bind_msg)); + code = mmap ? HNS3_MBX_MAP_RING_TO_VECTOR : + HNS3_MBX_UNMAP_RING_TO_VECTOR; + bind_msg.vector_id = vector_id; + + if (queue_type == HNS3_RING_TYPE_RX) + bind_msg.param[0].int_gl_index = HNS3_RING_GL_RX; + else + bind_msg.param[0].int_gl_index = HNS3_RING_GL_TX; + + bind_msg.param[0].ring_type = queue_type; + bind_msg.ring_num = 1; + bind_msg.param[0].tqp_index = queue_id; + op_str = mmap ? "Map" : "Unmap"; + ret = hns3_send_mbx_msg(hw, code, 0, (uint8_t *)&bind_msg, + sizeof(bind_msg), false, NULL, 0); + if (ret) + hns3_err(hw, "%s TQP %d fail, vector_id is %d, ret is %d.", + op_str, queue_id, bind_msg.vector_id, ret); + + return ret; +} + +static int +hns3vf_init_ring_with_vector(struct hns3_hw *hw) +{ + uint16_t vec; + int ret; + int i; + + /* + * In hns3 network engine, vector 0 is always the misc interrupt of this + * function, vector 1~N can be used respectively for the queues of the + * function. Tx and Rx queues with the same number share the interrupt + * vector. In the initialization clearing the all hardware mapping + * relationship configurations between queues and interrupt vectors is + * needed, so some error caused by the residual configurations, such as + * the unexpected Tx interrupt, can be avoid. + */ + vec = hw->num_msi - 1; /* vector 0 for misc interrupt, not for queue */ + if (hw->intr.mapping_mode == HNS3_INTR_MAPPING_VEC_RSV_ONE) + vec = vec - 1; /* the last interrupt is reserved */ + hw->intr_tqps_num = RTE_MIN(vec, hw->tqps_num); + for (i = 0; i < hw->intr_tqps_num; i++) { + /* + * Set gap limiter/rate limiter/quanity limiter algorithm + * configuration for interrupt coalesce of queue's interrupt. + */ + hns3_set_queue_intr_gl(hw, i, HNS3_RING_GL_RX, + HNS3_TQP_INTR_GL_DEFAULT); + hns3_set_queue_intr_gl(hw, i, HNS3_RING_GL_TX, + HNS3_TQP_INTR_GL_DEFAULT); + hns3_set_queue_intr_rl(hw, i, HNS3_TQP_INTR_RL_DEFAULT); + hns3_set_queue_intr_ql(hw, i, HNS3_TQP_INTR_QL_DEFAULT); + + ret = hns3vf_bind_ring_with_vector(hw, vec, false, + HNS3_RING_TYPE_TX, i); + if (ret) { + PMD_INIT_LOG(ERR, "VF fail to unbind TX ring(%d) with " + "vector: %d, ret=%d", i, vec, ret); + return ret; + } + + ret = hns3vf_bind_ring_with_vector(hw, vec, false, + HNS3_RING_TYPE_RX, i); + if (ret) { + PMD_INIT_LOG(ERR, "VF fail to unbind RX ring(%d) with " + "vector: %d, ret=%d", i, vec, ret); + return ret; + } + } + + return 0; +} + static int hns3vf_dev_configure(struct rte_eth_dev *dev) { - struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct hns3_adapter *hns = dev->data->dev_private; + struct hns3_hw *hw = &hns->hw; struct hns3_rss_conf *rss_cfg = &hw->rss_info; struct rte_eth_conf *conf = &dev->data->dev_conf; enum rte_eth_rx_mq_mode mq_mode = conf->rxmode.mq_mode; @@ -347,29 +790,41 @@ hns3vf_dev_configure(struct rte_eth_dev *dev) uint16_t nb_tx_q = dev->data->nb_tx_queues; struct rte_eth_rss_conf rss_conf; uint16_t mtu; + bool gro_en; int ret; + hw->cfg_max_queues = RTE_MAX(nb_rx_q, nb_tx_q); + /* - * Hardware does not support where the number of rx and tx queues is - * not equal in hip08. + * Some versions of hardware network engine does not support + * individually enable/disable/reset the Tx or Rx queue. These devices + * must enable/disable/reset Tx and Rx queues at the same time. When the + * numbers of Tx queues allocated by upper applications are not equal to + * the numbers of Rx queues, driver needs to setup fake Tx or Rx queues + * to adjust numbers of Tx/Rx queues. otherwise, network engine can not + * work as usual. But these fake queues are imperceptible, and can not + * be used by upper applications. */ - if (nb_rx_q != nb_tx_q) { - hns3_err(hw, - "nb_rx_queues(%u) not equal with nb_tx_queues(%u)! " - "Hardware does not support this configuration!", - nb_rx_q, nb_tx_q); - return -EINVAL; + if (!hns3_dev_indep_txrx_supported(hw)) { + ret = hns3_set_fake_rx_or_tx_queues(dev, nb_rx_q, nb_tx_q); + if (ret) { + hns3_err(hw, "fail to set Rx/Tx fake queues, ret = %d.", + ret); + return ret; + } } + hw->adapter_state = HNS3_NIC_CONFIGURING; if (conf->link_speeds & ETH_LINK_SPEED_FIXED) { hns3_err(hw, "setting link speed/duplex not supported"); - return -EINVAL; + ret = -EINVAL; + goto cfg_err; } - hw->adapter_state = HNS3_NIC_CONFIGURING; - /* When RSS is not configured, redirect the packet queue 0 */ if ((uint32_t)mq_mode & ETH_MQ_RX_RSS_FLAG) { + conf->rxmode.offloads |= DEV_RX_OFFLOAD_RSS_HASH; + hw->rss_dis_flag = false; rss_conf = conf->rx_adv_conf.rss_conf; if (rss_conf.rss_key == NULL) { rss_conf.rss_key = rss_cfg->key; @@ -402,11 +857,26 @@ hns3vf_dev_configure(struct rte_eth_dev *dev) if (ret) goto cfg_err; + /* config hardware GRO */ + gro_en = conf->rxmode.offloads & DEV_RX_OFFLOAD_TCP_LRO ? true : false; + ret = hns3_config_gro(hw, gro_en); + if (ret) + goto cfg_err; + + hns->rx_simple_allowed = true; + hns->rx_vec_allowed = true; + hns->tx_simple_allowed = true; + hns->tx_vec_allowed = true; + + hns3_init_rx_ptype_tble(dev); + hw->adapter_state = HNS3_NIC_CONFIGURED; return 0; cfg_err: + (void)hns3_set_fake_rx_or_tx_queues(dev, 0, 0); hw->adapter_state = HNS3_NIC_INITIALIZED; + return ret; } @@ -430,17 +900,38 @@ hns3vf_dev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu) uint32_t frame_size = mtu + HNS3_ETH_OVERHEAD; int ret; - if (dev->data->dev_started) { - hns3_err(hw, "Failed to set mtu, port %u must be stopped " - "before configuration", dev->data->port_id); - return -EBUSY; - } - + /* + * The hns3 PF/VF devices on the same port share the hardware MTU + * configuration. Currently, we send mailbox to inform hns3 PF kernel + * ethdev driver to finish hardware MTU configuration in hns3 VF PMD + * driver, there is no need to stop the port for hns3 VF device, and the + * MTU value issued by hns3 VF PMD driver must be less than or equal to + * PF's MTU. + */ if (rte_atomic16_read(&hw->reset.resetting)) { hns3_err(hw, "Failed to set mtu during resetting"); return -EIO; } + /* + * when Rx of scattered packets is off, we have some possibility of + * using vector Rx process function or simple Rx functions in hns3 PMD + * driver. If the input MTU is increased and the maximum length of + * received packets is greater than the length of a buffer for Rx + * packet, the hardware network engine needs to use multiple BDs and + * buffers to store these packets. This will cause problems when still + * using vector Rx process function or simple Rx function to receiving + * packets. So, when Rx of scattered packets is off and device is + * started, it is not permitted to increase MTU so that the maximum + * length of Rx packets is greater than Rx buffer length. + */ + if (dev->data->dev_started && !dev->data->scattered_rx && + frame_size > hw->rx_buf_len) { + hns3_err(hw, "failed to set mtu because current is " + "not scattered rx mode"); + return -EOPNOTSUPP; + } + rte_spinlock_lock(&hw->lock); ret = hns3vf_config_mtu(hw, mtu); if (ret) { @@ -464,13 +955,22 @@ hns3vf_dev_infos_get(struct rte_eth_dev *eth_dev, struct rte_eth_dev_info *info) { struct hns3_adapter *hns = eth_dev->data->dev_private; struct hns3_hw *hw = &hns->hw; + uint16_t q_num = hw->tqps_num; + + /* + * In interrupt mode, 'max_rx_queues' is set based on the number of + * MSI-X interrupt resources of the hardware. + */ + if (hw->data->dev_conf.intr_conf.rxq == 1) + q_num = hw->intr_tqps_num; - info->max_rx_queues = hw->tqps_num; + info->max_rx_queues = q_num; info->max_tx_queues = hw->tqps_num; info->max_rx_pktlen = HNS3_MAX_FRAME_LEN; /* CRC included */ - info->min_rx_bufsize = hw->rx_buf_len; + info->min_rx_bufsize = HNS3_MIN_BD_BUF_SIZE; info->max_mac_addrs = HNS3_VF_UC_MACADDR_NUM; info->max_mtu = info->max_rx_pktlen - HNS3_ETH_OVERHEAD; + info->max_lro_pkt_size = HNS3_MAX_LRO_SIZE; info->rx_offload_capa = (DEV_RX_OFFLOAD_IPV4_CKSUM | DEV_RX_OFFLOAD_UDP_CKSUM | @@ -478,22 +978,28 @@ hns3vf_dev_infos_get(struct rte_eth_dev *eth_dev, struct rte_eth_dev_info *info) DEV_RX_OFFLOAD_SCTP_CKSUM | DEV_RX_OFFLOAD_OUTER_IPV4_CKSUM | DEV_RX_OFFLOAD_OUTER_UDP_CKSUM | - DEV_RX_OFFLOAD_KEEP_CRC | DEV_RX_OFFLOAD_SCATTER | DEV_RX_OFFLOAD_VLAN_STRIP | - DEV_RX_OFFLOAD_QINQ_STRIP | DEV_RX_OFFLOAD_VLAN_FILTER | - DEV_RX_OFFLOAD_JUMBO_FRAME); - info->tx_queue_offload_capa = DEV_TX_OFFLOAD_MBUF_FAST_FREE; + DEV_RX_OFFLOAD_JUMBO_FRAME | + DEV_RX_OFFLOAD_RSS_HASH | + DEV_RX_OFFLOAD_TCP_LRO); info->tx_offload_capa = (DEV_TX_OFFLOAD_OUTER_IPV4_CKSUM | DEV_TX_OFFLOAD_IPV4_CKSUM | DEV_TX_OFFLOAD_TCP_CKSUM | DEV_TX_OFFLOAD_UDP_CKSUM | DEV_TX_OFFLOAD_SCTP_CKSUM | - DEV_TX_OFFLOAD_VLAN_INSERT | - DEV_TX_OFFLOAD_QINQ_INSERT | DEV_TX_OFFLOAD_MULTI_SEGS | - info->tx_queue_offload_capa); + DEV_TX_OFFLOAD_TCP_TSO | + DEV_TX_OFFLOAD_VXLAN_TNL_TSO | + DEV_TX_OFFLOAD_GRE_TNL_TSO | + DEV_TX_OFFLOAD_GENEVE_TNL_TSO | + DEV_TX_OFFLOAD_MBUF_FAST_FREE | + hns3_txvlan_cap_get(hw)); + + if (hns3_dev_indep_txrx_supported(hw)) + info->dev_capa = RTE_ETH_DEV_CAPA_RUNTIME_RX_QUEUE_SETUP | + RTE_ETH_DEV_CAPA_RUNTIME_TX_QUEUE_SETUP; info->rx_desc_lim = (struct rte_eth_desc_lim) { .nb_max = HNS3_MAX_RING_DESC, @@ -505,6 +1011,23 @@ hns3vf_dev_infos_get(struct rte_eth_dev *eth_dev, struct rte_eth_dev_info *info) .nb_max = HNS3_MAX_RING_DESC, .nb_min = HNS3_MIN_RING_DESC, .nb_align = HNS3_ALIGN_RING_DESC, + .nb_seg_max = HNS3_MAX_TSO_BD_PER_PKT, + .nb_mtu_seg_max = hw->max_non_tso_bd_num, + }; + + info->default_rxconf = (struct rte_eth_rxconf) { + .rx_free_thresh = HNS3_DEFAULT_RX_FREE_THRESH, + /* + * If there are no available Rx buffer descriptors, incoming + * packets are always dropped by hardware based on hns3 network + * engine. + */ + .rx_drop_en = 1, + .offloads = 0, + }; + info->default_txconf = (struct rte_eth_txconf) { + .tx_rs_thresh = HNS3_DEFAULT_TX_RS_THRESH, + .offloads = 0, }; info->vmdq_queue_num = 0; @@ -619,26 +1142,161 @@ hns3vf_interrupt_handler(void *param) hns3vf_enable_irq0(hw); } +static void +hns3vf_set_default_dev_specifications(struct hns3_hw *hw) +{ + hw->max_non_tso_bd_num = HNS3_MAX_NON_TSO_BD_PER_PKT; + hw->rss_ind_tbl_size = HNS3_RSS_IND_TBL_SIZE; + hw->rss_key_size = HNS3_RSS_KEY_SIZE; +} + +static void +hns3vf_parse_dev_specifications(struct hns3_hw *hw, struct hns3_cmd_desc *desc) +{ + struct hns3_dev_specs_0_cmd *req0; + + req0 = (struct hns3_dev_specs_0_cmd *)desc[0].data; + + hw->max_non_tso_bd_num = req0->max_non_tso_bd_num; + hw->rss_ind_tbl_size = rte_le_to_cpu_16(req0->rss_ind_tbl_size); + hw->rss_key_size = rte_le_to_cpu_16(req0->rss_key_size); +} + +static int +hns3vf_query_dev_specifications(struct hns3_hw *hw) +{ + struct hns3_cmd_desc desc[HNS3_QUERY_DEV_SPECS_BD_NUM]; + int ret; + int i; + + for (i = 0; i < HNS3_QUERY_DEV_SPECS_BD_NUM - 1; i++) { + hns3_cmd_setup_basic_desc(&desc[i], HNS3_OPC_QUERY_DEV_SPECS, + true); + desc[i].flag |= rte_cpu_to_le_16(HNS3_CMD_FLAG_NEXT); + } + hns3_cmd_setup_basic_desc(&desc[i], HNS3_OPC_QUERY_DEV_SPECS, true); + + ret = hns3_cmd_send(hw, desc, HNS3_QUERY_DEV_SPECS_BD_NUM); + if (ret) + return ret; + + hns3vf_parse_dev_specifications(hw, desc); + + return 0; +} + +static int +hns3vf_get_capability(struct hns3_hw *hw) +{ + struct rte_pci_device *pci_dev; + struct rte_eth_dev *eth_dev; + uint8_t revision; + int ret; + + eth_dev = &rte_eth_devices[hw->data->port_id]; + pci_dev = RTE_ETH_DEV_TO_PCI(eth_dev); + + /* Get PCI revision id */ + ret = rte_pci_read_config(pci_dev, &revision, HNS3_PCI_REVISION_ID_LEN, + HNS3_PCI_REVISION_ID); + if (ret != HNS3_PCI_REVISION_ID_LEN) { + PMD_INIT_LOG(ERR, "failed to read pci revision id, ret = %d", + ret); + return -EIO; + } + hw->revision = revision; + + if (revision < PCI_REVISION_ID_HIP09_A) { + hns3vf_set_default_dev_specifications(hw); + hw->intr.mapping_mode = HNS3_INTR_MAPPING_VEC_RSV_ONE; + hw->intr.coalesce_mode = HNS3_INTR_COALESCE_NON_QL; + hw->intr.gl_unit = HNS3_INTR_COALESCE_GL_UINT_2US; + hw->tso_mode = HNS3_TSO_SW_CAL_PSEUDO_H_CSUM; + hw->min_tx_pkt_len = HNS3_HIP08_MIN_TX_PKT_LEN; + hw->rss_info.ipv6_sctp_offload_supported = false; + return 0; + } + + ret = hns3vf_query_dev_specifications(hw); + if (ret) { + PMD_INIT_LOG(ERR, + "failed to query dev specifications, ret = %d", + ret); + return ret; + } + + hw->intr.mapping_mode = HNS3_INTR_MAPPING_VEC_ALL; + hw->intr.coalesce_mode = HNS3_INTR_COALESCE_QL; + hw->intr.gl_unit = HNS3_INTR_COALESCE_GL_UINT_1US; + hw->tso_mode = HNS3_TSO_HW_CAL_PSEUDO_H_CSUM; + hw->min_tx_pkt_len = HNS3_HIP09_MIN_TX_PKT_LEN; + hw->rss_info.ipv6_sctp_offload_supported = true; + + return 0; +} + static int hns3vf_check_tqp_info(struct hns3_hw *hw) { - uint16_t tqps_num; + if (hw->tqps_num == 0) { + PMD_INIT_LOG(ERR, "Get invalid tqps_num(0) from PF."); + return -EINVAL; + } - tqps_num = hw->tqps_num; - if (tqps_num > HNS3_MAX_TQP_NUM_PER_FUNC || tqps_num == 0) { - PMD_INIT_LOG(ERR, "Get invalid tqps_num(%u) from PF. valid " - "range: 1~%d", - tqps_num, HNS3_MAX_TQP_NUM_PER_FUNC); + if (hw->rss_size_max == 0) { + PMD_INIT_LOG(ERR, "Get invalid rss_size_max(0) from PF."); return -EINVAL; } - if (hw->rx_buf_len == 0) - hw->rx_buf_len = HNS3_DEFAULT_RX_BUF_LEN; - hw->alloc_rss_size = RTE_MIN(hw->rss_size_max, hw->tqps_num); + hw->tqps_num = RTE_MIN(hw->rss_size_max, hw->tqps_num); return 0; } +static int +hns3vf_get_port_base_vlan_filter_state(struct hns3_hw *hw) +{ + uint8_t resp_msg; + int ret; + + ret = hns3_send_mbx_msg(hw, HNS3_MBX_SET_VLAN, + HNS3_MBX_GET_PORT_BASE_VLAN_STATE, NULL, 0, + true, &resp_msg, sizeof(resp_msg)); + if (ret) { + if (ret == -ETIME) { + /* + * Getting current port based VLAN state from PF driver + * will not affect VF driver's basic function. Because + * the VF driver relies on hns3 PF kernel ether driver, + * to avoid introducing compatibility issues with older + * version of PF driver, no failure will be returned + * when the return value is ETIME. This return value has + * the following scenarios: + * 1) Firmware didn't return the results in time + * 2) the result return by firmware is timeout + * 3) the older version of kernel side PF driver does + * not support this mailbox message. + * For scenarios 1 and 2, it is most likely that a + * hardware error has occurred, or a hardware reset has + * occurred. In this case, these errors will be caught + * by other functions. + */ + PMD_INIT_LOG(WARNING, + "failed to get PVID state for timeout, maybe " + "kernel side PF driver doesn't support this " + "mailbox message, or firmware didn't respond."); + resp_msg = HNS3_PORT_BASE_VLAN_DISABLE; + } else { + PMD_INIT_LOG(ERR, "failed to get port based VLAN state," + " ret = %d", ret); + return ret; + } + } + hw->port_base_vlan_cfg.state = resp_msg ? + HNS3_PORT_BASE_VLAN_ENABLE : HNS3_PORT_BASE_VLAN_DISABLE; + return 0; +} + static int hns3vf_get_queue_info(struct hns3_hw *hw) { @@ -655,7 +1313,6 @@ hns3vf_get_queue_info(struct hns3_hw *hw) memcpy(&hw->tqps_num, &resp_msg[0], sizeof(uint16_t)); memcpy(&hw->rss_size_max, &resp_msg[2], sizeof(uint16_t)); - memcpy(&hw->rx_buf_len, &resp_msg[4], sizeof(uint16_t)); return hns3vf_check_tqp_info(hw); } @@ -686,6 +1343,7 @@ hns3vf_get_tc_info(struct hns3_hw *hw) { uint8_t resp_msg; int ret; + int i; ret = hns3_send_mbx_msg(hw, HNS3_MBX_GET_TCINFO, 0, NULL, 0, true, &resp_msg, sizeof(resp_msg)); @@ -697,6 +1355,29 @@ hns3vf_get_tc_info(struct hns3_hw *hw) hw->hw_tc_map = resp_msg; + for (i = 0; i < HNS3_MAX_TC_NUM; i++) { + if (hw->hw_tc_map & BIT(i)) + hw->num_tc++; + } + + return 0; +} + +static int +hns3vf_get_host_mac_addr(struct hns3_hw *hw) +{ + uint8_t host_mac[RTE_ETHER_ADDR_LEN]; + int ret; + + ret = hns3_send_mbx_msg(hw, HNS3_MBX_GET_MAC_ADDR, 0, NULL, 0, + true, host_mac, RTE_ETHER_ADDR_LEN); + if (ret) { + hns3_err(hw, "Failed to get mac addr from PF: %d", ret); + return ret; + } + + memcpy(hw->mac.mac_addr, host_mac, RTE_ETHER_ADDR_LEN); + return 0; } @@ -706,6 +1387,14 @@ hns3vf_get_configuration(struct hns3_hw *hw) int ret; hw->mac.media_type = HNS3_MEDIA_TYPE_NONE; + hw->rss_dis_flag = false; + + /* Get device capability */ + ret = hns3vf_get_capability(hw); + if (ret) { + PMD_INIT_LOG(ERR, "failed to get device capability: %d.", ret); + return ret; + } /* Get queue configuration from PF */ ret = hns3vf_get_queue_info(hw); @@ -717,28 +1406,38 @@ hns3vf_get_configuration(struct hns3_hw *hw) if (ret) return ret; + /* Get user defined VF MAC addr from PF */ + ret = hns3vf_get_host_mac_addr(hw); + if (ret) + return ret; + + ret = hns3vf_get_port_base_vlan_filter_state(hw); + if (ret) + return ret; + /* Get tc configuration from PF */ return hns3vf_get_tc_info(hw); } -static void -hns3vf_set_tc_info(struct hns3_adapter *hns) +static int +hns3vf_set_tc_queue_mapping(struct hns3_adapter *hns, uint16_t nb_rx_q, + uint16_t nb_tx_q) { struct hns3_hw *hw = &hns->hw; - uint16_t nb_rx_q = hw->data->nb_rx_queues; - uint16_t new_tqps; - uint8_t i; - hw->num_tc = 0; - for (i = 0; i < HNS3_MAX_TC_NUM; i++) - if (hw->hw_tc_map & BIT(i)) - hw->num_tc++; + if (nb_rx_q < hw->num_tc) { + hns3_err(hw, "number of Rx queues(%d) is less than tcs(%d).", + nb_rx_q, hw->num_tc); + return -EINVAL; + } - new_tqps = RTE_MIN(hw->tqps_num, nb_rx_q); - hw->alloc_rss_size = RTE_MIN(hw->rss_size_max, new_tqps / hw->num_tc); - hw->alloc_tqps = hw->alloc_rss_size * hw->num_tc; + if (nb_tx_q < hw->num_tc) { + hns3_err(hw, "number of Tx queues(%d) is less than tcs(%d).", + nb_tx_q, hw->num_tc); + return -EINVAL; + } - hns3_tc_queue_mapping_cfg(hw); + return hns3_queue_to_tc_mapping(hw, nb_rx_q, nb_tx_q); } static void @@ -817,6 +1516,13 @@ hns3vf_vlan_offload_set(struct rte_eth_dev *dev, int mask) struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private); struct rte_eth_conf *dev_conf = &dev->data->dev_conf; unsigned int tmp_mask; + int ret = 0; + + if (rte_atomic16_read(&hw->reset.resetting)) { + hns3_err(hw, "vf set vlan offload failed during resetting, " + "mask = 0x%x", mask); + return -EIO; + } tmp_mask = (unsigned int)mask; /* Vlan stripping setting */ @@ -824,13 +1530,13 @@ hns3vf_vlan_offload_set(struct rte_eth_dev *dev, int mask) rte_spinlock_lock(&hw->lock); /* Enable or disable VLAN stripping */ if (dev_conf->rxmode.offloads & DEV_RX_OFFLOAD_VLAN_STRIP) - hns3vf_en_hw_strip_rxvtag(hw, true); + ret = hns3vf_en_hw_strip_rxvtag(hw, true); else - hns3vf_en_hw_strip_rxvtag(hw, false); + ret = hns3vf_en_hw_strip_rxvtag(hw, false); rte_spinlock_unlock(&hw->lock); } - return 0; + return ret; } static int @@ -977,6 +1683,35 @@ hns3vf_service_handler(void *param) eth_dev); } +static int +hns3_query_vf_resource(struct hns3_hw *hw) +{ + struct hns3_vf_res_cmd *req; + struct hns3_cmd_desc desc; + uint16_t num_msi; + int ret; + + hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_QUERY_VF_RSRC, true); + ret = hns3_cmd_send(hw, &desc, 1); + if (ret) { + hns3_err(hw, "query vf resource failed, ret = %d", ret); + return ret; + } + + req = (struct hns3_vf_res_cmd *)desc.data; + num_msi = hns3_get_field(rte_le_to_cpu_16(req->vf_intr_vector_number), + HNS3_VF_VEC_NUM_M, HNS3_VF_VEC_NUM_S); + if (num_msi < HNS3_MIN_VECTOR_NUM) { + hns3_err(hw, "Just %u msi resources, not enough for vf(min:%d)", + num_msi, HNS3_MIN_VECTOR_NUM); + return -EINVAL; + } + + hw->num_msi = num_msi; + + return 0; +} + static int hns3vf_init_hardware(struct hns3_adapter *hns) { @@ -984,7 +1719,7 @@ hns3vf_init_hardware(struct hns3_adapter *hns) uint16_t mtu = hw->data->mtu; int ret; - ret = hns3vf_set_promisc_mode(hw, true); + ret = hns3vf_set_promisc_mode(hw, true, false, false); if (ret) return ret; @@ -1004,6 +1739,18 @@ hns3vf_init_hardware(struct hns3_adapter *hns) goto err_init_hardware; } + /* + * In the initialization clearing the all hardware mapping relationship + * configurations between queues and interrupt vectors is needed, so + * some error caused by the residual configurations, such as the + * unexpected interrupt, can be avoid. + */ + ret = hns3vf_init_ring_with_vector(hw); + if (ret) { + PMD_INIT_LOG(ERR, "Failed to init ring intr vector: %d", ret); + goto err_init_hardware; + } + ret = hns3vf_set_alive(hw, true); if (ret) { PMD_INIT_LOG(ERR, "Failed to VF send alive to PF: %d", ret); @@ -1014,10 +1761,18 @@ hns3vf_init_hardware(struct hns3_adapter *hns) return 0; err_init_hardware: - (void)hns3vf_set_promisc_mode(hw, false); + (void)hns3vf_set_promisc_mode(hw, false, false, false); return ret; } +static int +hns3vf_clear_vport_list(struct hns3_hw *hw) +{ + return hns3_send_mbx_msg(hw, HNS3_MBX_HANDLE_VF_TBL, + HNS3_MBX_VPORT_LIST_CLEAR, NULL, 0, false, + NULL, 0); +} + static int hns3vf_init_vf(struct rte_eth_dev *eth_dev) { @@ -1045,6 +1800,11 @@ hns3vf_init_vf(struct rte_eth_dev *eth_dev) goto err_cmd_init; } + /* Get VF resource */ + ret = hns3_query_vf_resource(hw); + if (ret) + goto err_cmd_init; + rte_spinlock_init(&hw->mbx_resp.lock); hns3vf_clear_event_cause(hw, 0); @@ -1067,28 +1827,42 @@ hns3vf_init_vf(struct rte_eth_dev *eth_dev) goto err_get_config; } - rte_eth_random_addr(hw->mac.mac_addr); /* Generate a random mac addr */ + ret = hns3_tqp_stats_init(hw); + if (ret) + goto err_get_config; + + ret = hns3vf_set_tc_queue_mapping(hns, hw->tqps_num, hw->tqps_num); + if (ret) { + PMD_INIT_LOG(ERR, "failed to set tc info, ret = %d.", ret); + goto err_set_tc_queue; + } + + ret = hns3vf_clear_vport_list(hw); + if (ret) { + PMD_INIT_LOG(ERR, "Failed to clear tbl list: %d", ret); + goto err_set_tc_queue; + } ret = hns3vf_init_hardware(hns); if (ret) - goto err_get_config; + goto err_set_tc_queue; hns3_set_default_rss_args(hw); - (void)hns3_stats_reset(eth_dev); return 0; +err_set_tc_queue: + hns3_tqp_stats_uninit(hw); + err_get_config: hns3vf_disable_irq0(hw); rte_intr_disable(&pci_dev->intr_handle); hns3_intr_unregister(&pci_dev->intr_handle, hns3vf_interrupt_handler, eth_dev); err_intr_callback_register: - hns3_cmd_uninit(hw); - err_cmd_init: + hns3_cmd_uninit(hw); hns3_cmd_destroy_queue(hw); - err_cmd_init_queue: hw->io_base = NULL; @@ -1105,8 +1879,10 @@ hns3vf_uninit_vf(struct rte_eth_dev *eth_dev) PMD_INIT_FUNC_TRACE(); hns3_rss_uninit(hns); + (void)hns3_config_gro(hw, false); (void)hns3vf_set_alive(hw, false); - (void)hns3vf_set_promisc_mode(hw, false); + (void)hns3vf_set_promisc_mode(hw, false, false, false); + hns3_tqp_stats_uninit(hw); hns3vf_disable_irq0(hw); rte_intr_disable(&pci_dev->intr_handle); hns3_intr_unregister(&pci_dev->intr_handle, hns3vf_interrupt_handler, @@ -1120,60 +1896,106 @@ static int hns3vf_do_stop(struct hns3_adapter *hns) { struct hns3_hw *hw = &hns->hw; - bool reset_queue; + int ret; hw->mac.link_status = ETH_LINK_DOWN; if (rte_atomic16_read(&hw->reset.disable_cmd) == 0) { hns3vf_configure_mac_addr(hns, true); - reset_queue = true; - } else - reset_queue = false; - return hns3_stop_queues(hns, reset_queue); + ret = hns3_reset_all_tqps(hns); + if (ret) { + hns3_err(hw, "failed to reset all queues ret = %d", + ret); + return ret; + } + } + return 0; } static void -hns3vf_dev_stop(struct rte_eth_dev *eth_dev) +hns3vf_unmap_rx_interrupt(struct rte_eth_dev *dev) { - struct hns3_adapter *hns = eth_dev->data->dev_private; + struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev); + struct rte_intr_handle *intr_handle = &pci_dev->intr_handle; + uint8_t base = RTE_INTR_VEC_ZERO_OFFSET; + uint8_t vec = RTE_INTR_VEC_ZERO_OFFSET; + uint16_t q_id; + + if (dev->data->dev_conf.intr_conf.rxq == 0) + return; + + /* unmap the ring with vector */ + if (rte_intr_allow_others(intr_handle)) { + vec = RTE_INTR_VEC_RXTX_OFFSET; + base = RTE_INTR_VEC_RXTX_OFFSET; + } + if (rte_intr_dp_is_en(intr_handle)) { + for (q_id = 0; q_id < hw->used_rx_queues; q_id++) { + (void)hns3vf_bind_ring_with_vector(hw, vec, false, + HNS3_RING_TYPE_RX, + q_id); + if (vec < base + intr_handle->nb_efd - 1) + vec++; + } + } + /* Clean datapath event and queue/vec mapping */ + rte_intr_efd_disable(intr_handle); + if (intr_handle->intr_vec) { + rte_free(intr_handle->intr_vec); + intr_handle->intr_vec = NULL; + } +} + +static int +hns3vf_dev_stop(struct rte_eth_dev *dev) +{ + struct hns3_adapter *hns = dev->data->dev_private; struct hns3_hw *hw = &hns->hw; PMD_INIT_FUNC_TRACE(); + dev->data->dev_started = 0; hw->adapter_state = HNS3_NIC_STOPPING; - hns3_set_rxtx_function(eth_dev); + hns3_set_rxtx_function(dev); rte_wmb(); /* Disable datapath on secondary process. */ - hns3_mp_req_stop_rxtx(eth_dev); + hns3_mp_req_stop_rxtx(dev); /* Prevent crashes when queues are still in use. */ rte_delay_ms(hw->tqps_num); rte_spinlock_lock(&hw->lock); if (rte_atomic16_read(&hw->reset.resetting) == 0) { + 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); + rte_eal_alarm_cancel(hns3vf_service_handler, dev); rte_spinlock_unlock(&hw->lock); + + return 0; } -static void +static int hns3vf_dev_close(struct rte_eth_dev *eth_dev) { struct hns3_adapter *hns = eth_dev->data->dev_private; struct hns3_hw *hw = &hns->hw; + int ret = 0; if (rte_eal_process_type() != RTE_PROC_PRIMARY) - return; + return 0; if (hw->adapter_state == HNS3_NIC_STARTED) - hns3vf_dev_stop(eth_dev); + ret = hns3vf_dev_stop(eth_dev); hw->adapter_state = HNS3_NIC_CLOSING; hns3_reset_abort(hns); hw->adapter_state = HNS3_NIC_CLOSED; rte_eal_alarm_cancel(hns3vf_keep_alive_handler, eth_dev); - rte_eal_alarm_cancel(hns3vf_service_handler, eth_dev); hns3vf_configure_all_mc_mac_addr(hns, true); hns3vf_remove_all_vlan_table(hns); hns3vf_uninit_vf(eth_dev); @@ -1183,6 +2005,33 @@ hns3vf_dev_close(struct rte_eth_dev *eth_dev) eth_dev->process_private = NULL; hns3_mp_uninit_primary(); hns3_warn(hw, "Close port %d finished", hw->data->port_id); + + return ret; +} + +static int +hns3vf_fw_version_get(struct rte_eth_dev *eth_dev, char *fw_version, + size_t fw_size) +{ + struct hns3_adapter *hns = eth_dev->data->dev_private; + struct hns3_hw *hw = &hns->hw; + uint32_t version = hw->fw_version; + int ret; + + ret = snprintf(fw_version, fw_size, "%lu.%lu.%lu.%lu", + hns3_get_field(version, HNS3_FW_VERSION_BYTE3_M, + HNS3_FW_VERSION_BYTE3_S), + hns3_get_field(version, HNS3_FW_VERSION_BYTE2_M, + HNS3_FW_VERSION_BYTE2_S), + hns3_get_field(version, HNS3_FW_VERSION_BYTE1_M, + HNS3_FW_VERSION_BYTE1_S), + hns3_get_field(version, HNS3_FW_VERSION_BYTE0_M, + HNS3_FW_VERSION_BYTE0_S)); + ret += 1; /* add the size of '\0' */ + if (fw_size < (uint32_t)ret) + return ret; + else + return 0; } static int @@ -1194,8 +2043,6 @@ hns3vf_dev_link_update(struct rte_eth_dev *eth_dev, struct hns3_mac *mac = &hw->mac; struct rte_eth_link new_link; - hns3vf_request_link_info(hw); - memset(&new_link, 0, sizeof(new_link)); switch (mac->link_speed) { case ETH_SPEED_NUM_10M: @@ -1206,6 +2053,7 @@ hns3vf_dev_link_update(struct rte_eth_dev *eth_dev, case ETH_SPEED_NUM_40G: case ETH_SPEED_NUM_50G: case ETH_SPEED_NUM_100G: + case ETH_SPEED_NUM_200G: new_link.link_speed = mac->link_speed; break; default: @@ -1225,29 +2073,132 @@ static int hns3vf_do_start(struct hns3_adapter *hns, bool reset_queue) { struct hns3_hw *hw = &hns->hw; + uint16_t nb_rx_q = hw->data->nb_rx_queues; + uint16_t nb_tx_q = hw->data->nb_tx_queues; int ret; - hns3vf_set_tc_info(hns); - - ret = hns3_start_queues(hns, reset_queue); - if (ret) { - hns3_err(hw, "Failed to start queues: %d", ret); + ret = hns3vf_set_tc_queue_mapping(hns, nb_rx_q, nb_tx_q); + if (ret) return ret; + + ret = hns3_init_queues(hns, reset_queue); + if (ret) + hns3_err(hw, "failed to init queues, ret = %d.", ret); + + return ret; +} + +static int +hns3vf_map_rx_interrupt(struct rte_eth_dev *dev) +{ + struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev); + struct rte_intr_handle *intr_handle = &pci_dev->intr_handle; + struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private); + uint8_t base = RTE_INTR_VEC_ZERO_OFFSET; + uint8_t vec = RTE_INTR_VEC_ZERO_OFFSET; + uint32_t intr_vector; + uint16_t q_id; + int ret; + + if (dev->data->dev_conf.intr_conf.rxq == 0) + return 0; + + /* disable uio/vfio intr/eventfd mapping */ + rte_intr_disable(intr_handle); + + /* check and configure queue intr-vector mapping */ + if (rte_intr_cap_multiple(intr_handle) || + !RTE_ETH_DEV_SRIOV(dev).active) { + intr_vector = hw->used_rx_queues; + /* It creates event fd for each intr vector when MSIX is used */ + if (rte_intr_efd_enable(intr_handle, intr_vector)) + return -EINVAL; + } + if (rte_intr_dp_is_en(intr_handle) && !intr_handle->intr_vec) { + intr_handle->intr_vec = + rte_zmalloc("intr_vec", + hw->used_rx_queues * sizeof(int), 0); + if (intr_handle->intr_vec == NULL) { + hns3_err(hw, "Failed to allocate %d rx_queues" + " intr_vec", hw->used_rx_queues); + ret = -ENOMEM; + goto vf_alloc_intr_vec_error; + } } + if (rte_intr_allow_others(intr_handle)) { + vec = RTE_INTR_VEC_RXTX_OFFSET; + base = RTE_INTR_VEC_RXTX_OFFSET; + } + if (rte_intr_dp_is_en(intr_handle)) { + for (q_id = 0; q_id < hw->used_rx_queues; q_id++) { + ret = hns3vf_bind_ring_with_vector(hw, vec, true, + HNS3_RING_TYPE_RX, + q_id); + if (ret) + goto vf_bind_vector_error; + intr_handle->intr_vec[q_id] = vec; + if (vec < base + intr_handle->nb_efd - 1) + vec++; + } + } + rte_intr_enable(intr_handle); return 0; + +vf_bind_vector_error: + rte_intr_efd_disable(intr_handle); + if (intr_handle->intr_vec) { + free(intr_handle->intr_vec); + intr_handle->intr_vec = NULL; + } + return ret; +vf_alloc_intr_vec_error: + rte_intr_efd_disable(intr_handle); + return ret; } static int -hns3vf_dev_start(struct rte_eth_dev *eth_dev) +hns3vf_restore_rx_interrupt(struct hns3_hw *hw) { - struct hns3_adapter *hns = eth_dev->data->dev_private; + struct rte_eth_dev *dev = &rte_eth_devices[hw->data->port_id]; + struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev); + struct rte_intr_handle *intr_handle = &pci_dev->intr_handle; + uint16_t q_id; + int ret; + + if (dev->data->dev_conf.intr_conf.rxq == 0) + return 0; + + if (rte_intr_dp_is_en(intr_handle)) { + for (q_id = 0; q_id < hw->used_rx_queues; q_id++) { + ret = hns3vf_bind_ring_with_vector(hw, + intr_handle->intr_vec[q_id], true, + HNS3_RING_TYPE_RX, q_id); + if (ret) + return ret; + } + } + + return 0; +} + +static void +hns3vf_restore_filter(struct rte_eth_dev *dev) +{ + hns3_restore_rss_filter(dev); +} + +static int +hns3vf_dev_start(struct rte_eth_dev *dev) +{ + struct hns3_adapter *hns = dev->data->dev_private; struct hns3_hw *hw = &hns->hw; int ret; PMD_INIT_FUNC_TRACE(); if (rte_atomic16_read(&hw->reset.resetting)) return -EBUSY; + rte_spinlock_lock(&hw->lock); hw->adapter_state = HNS3_NIC_STARTING; ret = hns3vf_do_start(hns, true); @@ -1256,11 +2207,59 @@ hns3vf_dev_start(struct rte_eth_dev *eth_dev) rte_spinlock_unlock(&hw->lock); return ret; } + ret = hns3vf_map_rx_interrupt(dev); + if (ret) { + hw->adapter_state = HNS3_NIC_CONFIGURED; + rte_spinlock_unlock(&hw->lock); + return ret; + } + + /* + * There are three register used to control the status of a TQP + * (contains a pair of Tx queue and Rx queue) in the new version network + * engine. One is used to control the enabling of Tx queue, the other is + * used to control the enabling of Rx queue, and the last is the master + * switch used to control the enabling of the tqp. The Tx register and + * TQP register must be enabled at the same time to enable a Tx queue. + * The same applies to the Rx queue. For the older network enginem, this + * function only refresh the enabled flag, and it is used to update the + * 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; + } + + 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; + } + hw->adapter_state = HNS3_NIC_STARTED; rte_spinlock_unlock(&hw->lock); - hns3_set_rxtx_function(eth_dev); - hns3_mp_req_start_rxtx(eth_dev); - return 0; + + hns3_rx_scattered_calc(dev); + hns3_set_rxtx_function(dev); + hns3_mp_req_start_rxtx(dev); + rte_eal_alarm_set(HNS3VF_SERVICE_INTERVAL, hns3vf_service_handler, dev); + + hns3vf_restore_filter(dev); + + /* Enable interrupt of all rx queues before enabling queues */ + hns3_dev_all_rx_queue_intr_enable(hw, true); + + /* + * After finished the initialization, start all tqps to receive/transmit + * packets and refresh all queue status. + */ + hns3_start_tqps(hw); + + return ret; } static bool @@ -1292,6 +2291,21 @@ hns3vf_is_reset_pending(struct hns3_adapter *hns) struct hns3_hw *hw = &hns->hw; enum hns3_reset_level reset; + /* + * According to the protocol of PCIe, FLR to a PF device resets the PF + * state as well as the SR-IOV extended capability including VF Enable + * which means that VFs no longer exist. + * + * HNS3_VF_FULL_RESET means PF device is in FLR reset. when PF device + * is in FLR stage, the register state of VF device is not reliable, + * so register states detection can not be carried out. In this case, + * we just ignore the register states and return false to indicate that + * there are no other reset states that need to be processed by driver. + */ + if (hw->reset.level == HNS3_VF_FULL_RESET) + return false; + + /* Check the registers to confirm whether there is reset pending */ hns3vf_check_event_cause(hns, NULL); reset = hns3vf_get_reset_level(hw, &hw->reset.pending); if (hw->reset.level != HNS3_NONE_RESET && hw->reset.level < reset) { @@ -1308,9 +2322,30 @@ hns3vf_wait_hardware_ready(struct hns3_adapter *hns) struct hns3_wait_data *wait_data = hw->reset.wait_data; struct timeval tv; - if (wait_data->result == HNS3_WAIT_SUCCESS) - return 0; - else if (wait_data->result == HNS3_WAIT_TIMEOUT) { + if (wait_data->result == HNS3_WAIT_SUCCESS) { + /* + * After vf reset is ready, the PF may not have completed + * the reset processing. The vf sending mbox to PF may fail + * during the pf reset, so it is better to add extra delay. + */ + if (hw->reset.level == HNS3_VF_FUNC_RESET || + hw->reset.level == HNS3_FLR_RESET) + return 0; + /* Reset retry process, no need to add extra delay. */ + if (hw->reset.attempts) + return 0; + if (wait_data->check_completion == NULL) + return 0; + + wait_data->check_completion = NULL; + wait_data->interval = 1 * MSEC_PER_SEC * USEC_PER_MSEC; + wait_data->count = 1; + wait_data->result = HNS3_WAIT_REQUEST; + rte_eal_alarm_set(wait_data->interval, hns3_wait_callback, + wait_data); + hns3_warn(hw, "hardware is ready, delay 1 sec for PF reset complete"); + return -EAGAIN; + } else if (wait_data->result == HNS3_WAIT_TIMEOUT) { gettimeofday(&tv, NULL); hns3_warn(hw, "Reset step4 hardware not ready after reset time=%ld.%.6ld", tv.tv_sec, tv.tv_usec); @@ -1351,7 +2386,8 @@ hns3vf_stop_service(struct hns3_adapter *hns) struct rte_eth_dev *eth_dev; eth_dev = &rte_eth_devices[hw->data->port_id]; - rte_eal_alarm_cancel(hns3vf_service_handler, eth_dev); + if (hw->adapter_state == HNS3_NIC_STARTED) + rte_eal_alarm_cancel(hns3vf_service_handler, eth_dev); hw->mac.link_status = ETH_LINK_DOWN; hns3_set_rxtx_function(eth_dev); @@ -1363,6 +2399,7 @@ hns3vf_stop_service(struct hns3_adapter *hns) rte_spinlock_lock(&hw->lock); if (hw->adapter_state == HNS3_NIC_STARTED || hw->adapter_state == HNS3_NIC_STOPPING) { + hns3_enable_all_queues(hw, false); hns3vf_do_stop(hns); hw->reset.mbuf_deferred_free = true; } else @@ -1389,8 +2426,59 @@ hns3vf_start_service(struct hns3_adapter *hns) eth_dev = &rte_eth_devices[hw->data->port_id]; hns3_set_rxtx_function(eth_dev); hns3_mp_req_start_rxtx(eth_dev); + if (hw->adapter_state == HNS3_NIC_STARTED) { + hns3vf_service_handler(eth_dev); + + /* Enable interrupt of all rx queues before enabling queues */ + hns3_dev_all_rx_queue_intr_enable(hw, true); + /* + * When finished the initialization, enable queues to receive + * and transmit packets. + */ + hns3_enable_all_queues(hw, true); + } + + return 0; +} + +static int +hns3vf_check_default_mac_change(struct hns3_hw *hw) +{ + char mac_str[RTE_ETHER_ADDR_FMT_SIZE]; + struct rte_ether_addr *hw_mac; + int ret; + + /* + * The hns3 PF ethdev driver in kernel support setting VF MAC address + * on the host by "ip link set ..." command. If the hns3 PF kernel + * ethdev driver sets the MAC address for VF device after the + * initialization of the related VF device, the PF driver will notify + * VF driver to reset VF device to make the new MAC address effective + * immediately. The hns3 VF PMD driver should check whether the MAC + * address has been changed by the PF kernel ethdev driver, if changed + * VF driver should configure hardware using the new MAC address in the + * recovering hardware configuration stage of the reset process. + */ + ret = hns3vf_get_host_mac_addr(hw); + if (ret) + return ret; + + hw_mac = (struct rte_ether_addr *)hw->mac.mac_addr; + ret = rte_is_zero_ether_addr(hw_mac); + if (ret) { + rte_ether_addr_copy(&hw->data->mac_addrs[0], hw_mac); + } else { + ret = rte_is_same_ether_addr(&hw->data->mac_addrs[0], hw_mac); + if (!ret) { + rte_ether_addr_copy(hw_mac, &hw->data->mac_addrs[0]); + rte_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE, + &hw->data->mac_addrs[0]); + hns3_warn(hw, "Default MAC address has been changed to:" + " %s by the host PF kernel ethdev driver", + mac_str); + } + } - hns3vf_service_handler(eth_dev); return 0; } @@ -1400,6 +2488,10 @@ hns3vf_restore_conf(struct hns3_adapter *hns) struct hns3_hw *hw = &hns->hw; int ret; + ret = hns3vf_check_default_mac_change(hw); + if (ret) + return ret; + ret = hns3vf_configure_mac_addr(hns, false); if (ret) return ret; @@ -1408,10 +2500,26 @@ hns3vf_restore_conf(struct hns3_adapter *hns) if (ret) goto err_mc_mac; + ret = hns3vf_restore_promisc(hns); + if (ret) + goto err_vlan_table; + ret = hns3vf_restore_vlan_conf(hns); if (ret) goto err_vlan_table; + ret = hns3vf_get_port_base_vlan_filter_state(hw); + if (ret) + goto err_vlan_table; + + ret = hns3vf_restore_rx_interrupt(hw); + if (ret) + goto err_vlan_table; + + ret = hns3_restore_gro_conf(hw); + if (ret) + goto err_vlan_table; + if (hw->adapter_state == HNS3_NIC_STARTED) { ret = hns3vf_do_start(hns, false); if (ret) @@ -1473,6 +2581,11 @@ hns3vf_reset_service(void *param) rte_atomic16_set(&hns->hw.reset.schedule, SCHEDULE_REQUESTED); 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); + if (reset_level == HNS3_NONE_RESET) { + hns3_err(hw, "No reset level is set, try global reset"); + hns3_atomic_set_bit(HNS3_VF_RESET, &hw->reset.pending); + } } rte_atomic16_set(&hns->hw.reset.schedule, SCHEDULE_NONE); @@ -1498,9 +2611,20 @@ hns3vf_reset_service(void *param) static int hns3vf_reinit_dev(struct hns3_adapter *hns) { + struct rte_eth_dev *eth_dev = &rte_eth_devices[hns->hw.data->port_id]; + struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(eth_dev); struct hns3_hw *hw = &hns->hw; int ret; + if (hw->reset.level == HNS3_VF_FULL_RESET) { + rte_intr_disable(&pci_dev->intr_handle); + ret = hns3vf_set_bus_master(pci_dev, true); + if (ret < 0) { + hns3_err(hw, "failed to set pci bus, ret = %d", ret); + return ret; + } + } + /* Firmware command initialize */ ret = hns3_cmd_init(hw); if (ret) { @@ -1508,30 +2632,45 @@ hns3vf_reinit_dev(struct hns3_adapter *hns) return ret; } - ret = hns3_reset_all_queues(hns); + if (hw->reset.level == HNS3_VF_FULL_RESET) { + /* + * UIO enables msix by writing the pcie configuration space + * vfio_pci enables msix in rte_intr_enable. + */ + if (pci_dev->kdrv == RTE_PCI_KDRV_IGB_UIO || + pci_dev->kdrv == RTE_PCI_KDRV_UIO_GENERIC) { + if (hns3vf_enable_msix(pci_dev, true)) + hns3_err(hw, "Failed to enable msix"); + } + + rte_intr_enable(&pci_dev->intr_handle); + } + + ret = hns3_reset_all_tqps(hns); if (ret) { hns3_err(hw, "Failed to reset all queues: %d", ret); - goto err_init; + return ret; } ret = hns3vf_init_hardware(hns); if (ret) { hns3_err(hw, "Failed to init hardware: %d", ret); - goto err_init; + return ret; } return 0; - -err_init: - hns3_cmd_uninit(hw); - return ret; } static const struct eth_dev_ops hns3vf_eth_dev_ops = { + .dev_configure = hns3vf_dev_configure, .dev_start = hns3vf_dev_start, .dev_stop = hns3vf_dev_stop, .dev_close = hns3vf_dev_close, .mtu_set = hns3vf_dev_mtu_set, + .promiscuous_enable = hns3vf_dev_promiscuous_enable, + .promiscuous_disable = hns3vf_dev_promiscuous_disable, + .allmulticast_enable = hns3vf_dev_allmulticast_enable, + .allmulticast_disable = hns3vf_dev_allmulticast_disable, .stats_get = hns3_stats_get, .stats_reset = hns3_stats_reset, .xstats_get = hns3_dev_xstats_get, @@ -1540,11 +2679,21 @@ static const struct eth_dev_ops hns3vf_eth_dev_ops = { .xstats_get_by_id = hns3_dev_xstats_get_by_id, .xstats_get_names_by_id = hns3_dev_xstats_get_names_by_id, .dev_infos_get = hns3vf_dev_infos_get, + .fw_version_get = hns3vf_fw_version_get, .rx_queue_setup = hns3_rx_queue_setup, .tx_queue_setup = hns3_tx_queue_setup, .rx_queue_release = hns3_dev_rx_queue_release, .tx_queue_release = hns3_dev_tx_queue_release, - .dev_configure = hns3vf_dev_configure, + .rx_queue_start = hns3_dev_rx_queue_start, + .rx_queue_stop = hns3_dev_rx_queue_stop, + .tx_queue_start = hns3_dev_tx_queue_start, + .tx_queue_stop = hns3_dev_tx_queue_stop, + .rx_queue_intr_enable = hns3_dev_rx_queue_intr_enable, + .rx_queue_intr_disable = hns3_dev_rx_queue_intr_disable, + .rxq_info_get = hns3_rxq_info_get, + .txq_info_get = hns3_txq_info_get, + .rx_burst_mode_get = hns3_rx_burst_mode_get, + .tx_burst_mode_get = hns3_tx_burst_mode_get, .mac_addr_add = hns3vf_add_mac_addr, .mac_addr_remove = hns3vf_remove_mac_addr, .mac_addr_set = hns3vf_set_default_mac_addr, @@ -1594,13 +2743,28 @@ hns3vf_dev_init(struct rte_eth_dev *eth_dev) hns3_set_rxtx_function(eth_dev); eth_dev->dev_ops = &hns3vf_eth_dev_ops; + eth_dev->rx_queue_count = hns3_rx_queue_count; if (rte_eal_process_type() != RTE_PROC_PRIMARY) { - hns3_mp_init_secondary(); + ret = hns3_mp_init_secondary(); + if (ret) { + PMD_INIT_LOG(ERR, "Failed to init for secondary " + "process, ret = %d", ret); + goto err_mp_init_secondary; + } + hw->secondary_cnt++; return 0; } - hns3_mp_init_primary(); + eth_dev->data->dev_flags |= RTE_ETH_DEV_AUTOFILL_QUEUE_XSTATS; + + ret = hns3_mp_init_primary(); + if (ret) { + PMD_INIT_LOG(ERR, + "Failed to init for primary process, ret = %d", + ret); + goto err_mp_init_primary; + } hw->adapter_state = HNS3_NIC_UNINITIALIZED; hns->is_vf = true; @@ -1630,14 +2794,23 @@ hns3vf_dev_init(struct rte_eth_dev *eth_dev) goto err_rte_zmalloc; } + /* + * The hns3 PF ethdev driver in kernel support setting VF MAC address + * on the host by "ip link set ..." command. To avoid some incorrect + * scenes, for example, hns3 VF PMD driver fails to receive and send + * packets after user configure the MAC address by using the + * "ip link set ..." command, hns3 VF PMD driver keep the same MAC + * address strategy as the hns3 kernel ethdev driver in the + * initialization. If user configure a MAC address by the ip command + * for VF device, then hns3 VF PMD driver will start with it, otherwise + * start with a random MAC address in the initialization. + */ + if (rte_is_zero_ether_addr((struct rte_ether_addr *)hw->mac.mac_addr)) + rte_eth_random_addr(hw->mac.mac_addr); rte_ether_addr_copy((struct rte_ether_addr *)hw->mac.mac_addr, ð_dev->data->mac_addrs[0]); + hw->adapter_state = HNS3_NIC_INITIALIZED; - /* - * Pass the information to the rte_eth_dev_close() that it should also - * release the private port resources. - */ - eth_dev->data->dev_flags |= RTE_ETH_DEV_CLOSE_REMOVE; if (rte_atomic16_read(&hns->hw.reset.schedule) == SCHEDULE_PENDING) { hns3_err(hw, "Reschedule reset service after dev_init"); @@ -1648,8 +2821,6 @@ hns3vf_dev_init(struct rte_eth_dev *eth_dev) } rte_eal_alarm_set(HNS3VF_KEEP_ALIVE_INTERVAL, hns3vf_keep_alive_handler, eth_dev); - rte_eal_alarm_set(HNS3VF_SERVICE_INTERVAL, hns3vf_service_handler, - eth_dev); return 0; err_rte_zmalloc: @@ -1659,6 +2830,10 @@ err_init_vf: rte_free(hw->reset.wait_data); err_init_reset: + hns3_mp_uninit_primary(); + +err_mp_init_primary: +err_mp_init_secondary: eth_dev->dev_ops = NULL; eth_dev->rx_pkt_burst = NULL; eth_dev->tx_pkt_burst = NULL; @@ -1680,11 +2855,6 @@ hns3vf_dev_uninit(struct rte_eth_dev *eth_dev) if (rte_eal_process_type() != RTE_PROC_PRIMARY) return -EPERM; - eth_dev->dev_ops = NULL; - eth_dev->rx_pkt_burst = NULL; - eth_dev->tx_pkt_burst = NULL; - eth_dev->tx_pkt_prepare = NULL; - if (hw->adapter_state < HNS3_NIC_CLOSING) hns3vf_dev_close(eth_dev);