From a6712cd029a4a19fb6ae557e795679c099737f46 Mon Sep 17 00:00:00 2001 From: Jiawen Wu Date: Mon, 19 Oct 2020 16:53:55 +0800 Subject: [PATCH] net/txgbe: add PF module init and uninit for SRIOV Add PF module init and uninit operations with mailbox. Signed-off-by: Jiawen Wu Reviewed-by: Ferruh Yigit --- doc/guides/nics/features/txgbe.ini | 1 + drivers/net/txgbe/base/meson.build | 1 + drivers/net/txgbe/base/txgbe.h | 1 + drivers/net/txgbe/base/txgbe_hw.c | 4 + drivers/net/txgbe/base/txgbe_mbx.c | 29 ++++++ drivers/net/txgbe/base/txgbe_mbx.h | 12 +++ drivers/net/txgbe/base/txgbe_type.h | 14 +++ drivers/net/txgbe/meson.build | 1 + drivers/net/txgbe/txgbe_ethdev.c | 15 +++ drivers/net/txgbe/txgbe_ethdev.h | 21 ++++ drivers/net/txgbe/txgbe_pf.c | 142 ++++++++++++++++++++++++++++ 11 files changed, 241 insertions(+) create mode 100644 drivers/net/txgbe/base/txgbe_mbx.c create mode 100644 drivers/net/txgbe/base/txgbe_mbx.h create mode 100644 drivers/net/txgbe/txgbe_pf.c diff --git a/doc/guides/nics/features/txgbe.ini b/doc/guides/nics/features/txgbe.ini index bd39d66428..1d00f3105a 100644 --- a/doc/guides/nics/features/txgbe.ini +++ b/doc/guides/nics/features/txgbe.ini @@ -15,6 +15,7 @@ LRO = Y TSO = Y Unicast MAC filter = Y Multicast MAC filter = Y +SR-IOV = Y VLAN filter = Y CRC offload = P VLAN offload = P diff --git a/drivers/net/txgbe/base/meson.build b/drivers/net/txgbe/base/meson.build index d0100714ed..6490d4ed8f 100644 --- a/drivers/net/txgbe/base/meson.build +++ b/drivers/net/txgbe/base/meson.build @@ -4,6 +4,7 @@ sources = [ 'txgbe_eeprom.c', 'txgbe_hw.c', + 'txgbe_mbx.c', 'txgbe_mng.c', 'txgbe_phy.c', ] diff --git a/drivers/net/txgbe/base/txgbe.h b/drivers/net/txgbe/base/txgbe.h index 764caa4395..bf95d5681d 100644 --- a/drivers/net/txgbe/base/txgbe.h +++ b/drivers/net/txgbe/base/txgbe.h @@ -7,6 +7,7 @@ #include "txgbe_type.h" #include "txgbe_mng.h" +#include "txgbe_mbx.h" #include "txgbe_eeprom.h" #include "txgbe_phy.h" #include "txgbe_hw.h" diff --git a/drivers/net/txgbe/base/txgbe_hw.c b/drivers/net/txgbe/base/txgbe_hw.c index 1b1d1525f7..3a9e57024e 100644 --- a/drivers/net/txgbe/base/txgbe_hw.c +++ b/drivers/net/txgbe/base/txgbe_hw.c @@ -3,6 +3,7 @@ */ #include "txgbe_type.h" +#include "txgbe_mbx.h" #include "txgbe_phy.h" #include "txgbe_eeprom.h" #include "txgbe_mng.h" @@ -1701,6 +1702,7 @@ s32 txgbe_init_ops_pf(struct txgbe_hw *hw) struct txgbe_mac_info *mac = &hw->mac; struct txgbe_phy_info *phy = &hw->phy; struct txgbe_rom_info *rom = &hw->rom; + struct txgbe_mbx_info *mbx = &hw->mbx; DEBUGFUNC("txgbe_init_ops_pf"); @@ -1762,6 +1764,8 @@ s32 txgbe_init_ops_pf(struct txgbe_hw *hw) mac->get_thermal_sensor_data = txgbe_get_thermal_sensor_data; mac->init_thermal_sensor_thresh = txgbe_init_thermal_sensor_thresh; + mbx->init_params = txgbe_init_mbx_params_pf; + /* EEPROM */ rom->init_params = txgbe_init_eeprom_params; rom->read16 = txgbe_ee_read16; diff --git a/drivers/net/txgbe/base/txgbe_mbx.c b/drivers/net/txgbe/base/txgbe_mbx.c new file mode 100644 index 0000000000..e530246748 --- /dev/null +++ b/drivers/net/txgbe/base/txgbe_mbx.c @@ -0,0 +1,29 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2015-2020 + */ + +#include "txgbe_type.h" + +#include "txgbe_mbx.h" + +/** + * txgbe_init_mbx_params_pf - set initial values for pf mailbox + * @hw: pointer to the HW structure + * + * Initializes the hw->mbx struct to correct values for pf mailbox + */ +void txgbe_init_mbx_params_pf(struct txgbe_hw *hw) +{ + struct txgbe_mbx_info *mbx = &hw->mbx; + + mbx->timeout = 0; + mbx->usec_delay = 0; + + mbx->size = TXGBE_P2VMBX_SIZE; + + mbx->stats.msgs_tx = 0; + mbx->stats.msgs_rx = 0; + mbx->stats.reqs = 0; + mbx->stats.acks = 0; + mbx->stats.rsts = 0; +} diff --git a/drivers/net/txgbe/base/txgbe_mbx.h b/drivers/net/txgbe/base/txgbe_mbx.h new file mode 100644 index 0000000000..ab2c5dd977 --- /dev/null +++ b/drivers/net/txgbe/base/txgbe_mbx.h @@ -0,0 +1,12 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2015-2020 + */ + +#ifndef _TXGBE_MBX_H_ +#define _TXGBE_MBX_H_ + +#include "txgbe_type.h" + +void txgbe_init_mbx_params_pf(struct txgbe_hw *); + +#endif /* _TXGBE_MBX_H_ */ diff --git a/drivers/net/txgbe/base/txgbe_type.h b/drivers/net/txgbe/base/txgbe_type.h index 539d1fb4d4..234b79266f 100644 --- a/drivers/net/txgbe/base/txgbe_type.h +++ b/drivers/net/txgbe/base/txgbe_type.h @@ -580,6 +580,15 @@ struct txgbe_phy_info { u32 link_mode; }; +struct txgbe_mbx_stats { + u32 msgs_tx; + u32 msgs_rx; + + u32 acks; + u32 reqs; + u32 rsts; +}; + struct txgbe_mbx_info { void (*init_params)(struct txgbe_hw *hw); s32 (*read)(struct txgbe_hw *hw, u32 *msg, u16 size, u16 vf_number); @@ -591,6 +600,11 @@ struct txgbe_mbx_info { s32 (*check_for_msg)(struct txgbe_hw *hw, u16 mbx_id); s32 (*check_for_ack)(struct txgbe_hw *hw, u16 mbx_id); s32 (*check_for_rst)(struct txgbe_hw *hw, u16 mbx_id); + + struct txgbe_mbx_stats stats; + u32 timeout; + u32 usec_delay; + u16 size; }; enum txgbe_isb_idx { diff --git a/drivers/net/txgbe/meson.build b/drivers/net/txgbe/meson.build index ea028d2088..62f650504c 100644 --- a/drivers/net/txgbe/meson.build +++ b/drivers/net/txgbe/meson.build @@ -7,6 +7,7 @@ objs = [base_objs] sources = files( 'txgbe_ethdev.c', 'txgbe_ptypes.c', + 'txgbe_pf.c', 'txgbe_rxtx.c', ) diff --git a/drivers/net/txgbe/txgbe_ethdev.c b/drivers/net/txgbe/txgbe_ethdev.c index 999bf27e2e..61de616ed8 100644 --- a/drivers/net/txgbe/txgbe_ethdev.c +++ b/drivers/net/txgbe/txgbe_ethdev.c @@ -368,6 +368,7 @@ eth_txgbe_dev_init(struct rte_eth_dev *eth_dev, void *init_params __rte_unused) struct txgbe_hwstrip *hwstrip = TXGBE_DEV_HWSTRIP(eth_dev); struct rte_intr_handle *intr_handle = &pci_dev->intr_handle; const struct rte_memzone *mz; + uint32_t ctrl_ext; uint16_t csum; int err; @@ -515,6 +516,17 @@ eth_txgbe_dev_init(struct rte_eth_dev *eth_dev, void *init_params __rte_unused) /* initialize the hw strip bitmap*/ memset(hwstrip, 0, sizeof(*hwstrip)); + /* initialize PF if max_vfs not zero */ + txgbe_pf_host_init(eth_dev); + + ctrl_ext = rd32(hw, TXGBE_PORTCTL); + /* let hardware know driver is loaded */ + ctrl_ext |= TXGBE_PORTCTL_DRVLOAD; + /* Set PF Reset Done bit so PF/VF Mail Ops can work */ + ctrl_ext |= TXGBE_PORTCTL_RSTDONE; + wr32(hw, TXGBE_PORTCTL, ctrl_ext); + txgbe_flush(hw); + if (txgbe_is_sfp(hw) && hw->phy.sfp_type != txgbe_sfp_type_not_present) PMD_INIT_LOG(DEBUG, "MAC: %d, PHY: %d, SFP+: %d", (int)hw->mac.type, (int)hw->phy.type, @@ -1501,6 +1513,9 @@ txgbe_dev_close(struct rte_eth_dev *dev) /* cancel the delay handler before remove dev */ rte_eal_alarm_cancel(txgbe_dev_interrupt_delayed_handler, dev); + /* uninitialize PF if max_vfs not zero */ + txgbe_pf_host_uninit(dev); + rte_free(dev->data->mac_addrs); dev->data->mac_addrs = NULL; diff --git a/drivers/net/txgbe/txgbe_ethdev.h b/drivers/net/txgbe/txgbe_ethdev.h index ad57e0b61d..1f64b2e1dc 100644 --- a/drivers/net/txgbe/txgbe_ethdev.h +++ b/drivers/net/txgbe/txgbe_ethdev.h @@ -80,6 +80,18 @@ struct txgbe_uta_info { uint32_t uta_shadow[TXGBE_MAX_UTA]; }; +#define TXGBE_MAX_MIRROR_RULES 4 /* Maximum nb. of mirror rules. */ + +struct txgbe_mirror_info { + struct rte_eth_mirror_conf mr_conf[TXGBE_MAX_MIRROR_RULES]; + /* store PF mirror rules configuration */ +}; + +struct txgbe_vf_info { + uint8_t vf_mac_addresses[RTE_ETHER_ADDR_LEN]; + uint16_t switch_domain_id; +}; + /* * Structure to store private data for each driver instance (for each port). */ @@ -90,6 +102,8 @@ struct txgbe_adapter { struct txgbe_stat_mappings stat_mappings; struct txgbe_vfta shadow_vfta; struct txgbe_hwstrip hwstrip; + struct txgbe_mirror_info mr_data; + struct txgbe_vf_info *vfdata; struct txgbe_uta_info uta_info; bool rx_bulk_alloc_allowed; }; @@ -118,6 +132,9 @@ struct txgbe_adapter { #define TXGBE_DEV_VFDATA(dev) \ (&((struct txgbe_adapter *)(dev)->data->dev_private)->vfdata) +#define TXGBE_DEV_MR_INFO(dev) \ + (&((struct txgbe_adapter *)(dev)->data->dev_private)->mr_data) + #define TXGBE_DEV_UTA_INFO(dev) \ (&((struct txgbe_adapter *)(dev)->data->dev_private)->uta_info) @@ -192,6 +209,10 @@ void txgbe_set_ivar_map(struct txgbe_hw *hw, int8_t direction, int txgbe_dev_link_update_share(struct rte_eth_dev *dev, int wait_to_complete); +void txgbe_pf_host_init(struct rte_eth_dev *eth_dev); + +void txgbe_pf_host_uninit(struct rte_eth_dev *eth_dev); + #define TXGBE_LINK_DOWN_CHECK_TIMEOUT 4000 /* ms */ #define TXGBE_LINK_UP_CHECK_TIMEOUT 1000 /* ms */ diff --git a/drivers/net/txgbe/txgbe_pf.c b/drivers/net/txgbe/txgbe_pf.c new file mode 100644 index 0000000000..7e48b2fd0d --- /dev/null +++ b/drivers/net/txgbe/txgbe_pf.c @@ -0,0 +1,142 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2015-2020 + */ + +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "base/txgbe.h" +#include "txgbe_ethdev.h" + +static inline uint16_t +dev_num_vf(struct rte_eth_dev *eth_dev) +{ + struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(eth_dev); + + return pci_dev->max_vfs; +} + +static inline +int txgbe_vf_perm_addr_gen(struct rte_eth_dev *dev, uint16_t vf_num) +{ + unsigned char vf_mac_addr[RTE_ETHER_ADDR_LEN]; + struct txgbe_vf_info *vfinfo = *TXGBE_DEV_VFDATA(dev); + uint16_t vfn; + + for (vfn = 0; vfn < vf_num; vfn++) { + rte_eth_random_addr(vf_mac_addr); + /* keep the random address as default */ + memcpy(vfinfo[vfn].vf_mac_addresses, vf_mac_addr, + RTE_ETHER_ADDR_LEN); + } + + return 0; +} + +static inline int +txgbe_mb_intr_setup(struct rte_eth_dev *dev) +{ + struct txgbe_interrupt *intr = TXGBE_DEV_INTR(dev); + + intr->mask_misc |= TXGBE_ICRMISC_VFMBX; + + return 0; +} + +void txgbe_pf_host_init(struct rte_eth_dev *eth_dev) +{ + struct txgbe_vf_info **vfinfo = TXGBE_DEV_VFDATA(eth_dev); + struct txgbe_mirror_info *mirror_info = TXGBE_DEV_MR_INFO(eth_dev); + struct txgbe_uta_info *uta_info = TXGBE_DEV_UTA_INFO(eth_dev); + struct txgbe_hw *hw = TXGBE_DEV_HW(eth_dev); + uint16_t vf_num; + uint8_t nb_queue; + + PMD_INIT_FUNC_TRACE(); + + RTE_ETH_DEV_SRIOV(eth_dev).active = 0; + vf_num = dev_num_vf(eth_dev); + if (vf_num == 0) + return; + + *vfinfo = rte_zmalloc("vf_info", + sizeof(struct txgbe_vf_info) * vf_num, 0); + if (*vfinfo == NULL) + rte_panic("Cannot allocate memory for private VF data\n"); + + rte_eth_switch_domain_alloc(&(*vfinfo)->switch_domain_id); + + memset(mirror_info, 0, sizeof(struct txgbe_mirror_info)); + memset(uta_info, 0, sizeof(struct txgbe_uta_info)); + hw->mac.mc_filter_type = 0; + + if (vf_num >= ETH_32_POOLS) { + nb_queue = 2; + RTE_ETH_DEV_SRIOV(eth_dev).active = ETH_64_POOLS; + } else if (vf_num >= ETH_16_POOLS) { + nb_queue = 4; + RTE_ETH_DEV_SRIOV(eth_dev).active = ETH_32_POOLS; + } else { + nb_queue = 8; + RTE_ETH_DEV_SRIOV(eth_dev).active = ETH_16_POOLS; + } + + RTE_ETH_DEV_SRIOV(eth_dev).nb_q_per_pool = nb_queue; + RTE_ETH_DEV_SRIOV(eth_dev).def_vmdq_idx = vf_num; + RTE_ETH_DEV_SRIOV(eth_dev).def_pool_q_idx = + (uint16_t)(vf_num * nb_queue); + + txgbe_vf_perm_addr_gen(eth_dev, vf_num); + + /* init_mailbox_params */ + hw->mbx.init_params(hw); + + /* set mb interrupt mask */ + txgbe_mb_intr_setup(eth_dev); +} + +void txgbe_pf_host_uninit(struct rte_eth_dev *eth_dev) +{ + struct txgbe_vf_info **vfinfo; + uint16_t vf_num; + int ret; + + PMD_INIT_FUNC_TRACE(); + + RTE_ETH_DEV_SRIOV(eth_dev).active = 0; + RTE_ETH_DEV_SRIOV(eth_dev).nb_q_per_pool = 0; + RTE_ETH_DEV_SRIOV(eth_dev).def_vmdq_idx = 0; + RTE_ETH_DEV_SRIOV(eth_dev).def_pool_q_idx = 0; + + vf_num = dev_num_vf(eth_dev); + if (vf_num == 0) + return; + + vfinfo = TXGBE_DEV_VFDATA(eth_dev); + if (*vfinfo == NULL) + return; + + ret = rte_eth_switch_domain_free((*vfinfo)->switch_domain_id); + if (ret) + PMD_INIT_LOG(WARNING, "failed to free switch domain: %d", ret); + + rte_free(*vfinfo); + *vfinfo = NULL; +} + -- 2.20.1