/* QLogic qed NIC Driver * Copyright (c) 2015-2017 QLogic Corporation * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU * General Public License (GPL) Version 2, available from the file * COPYING in the main directory of this source tree, or the * OpenIB.org BSD license below: * * Redistribution and use in source and binary forms, with or * without modification, are permitted provided that the following * conditions are met: * * - Redistributions of source code must retain the above * copyright notice, this list of conditions and the following * disclaimer. * * - Redistributions in binary form must reproduce the above * copyright notice, this list of conditions and the following * disclaimer in the documentation and /or other materials * provided with the distribution. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ #ifndef _QED_H #define _QED_H #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "qed_debug.h" #include "qed_hsi.h" extern const struct qed_common_ops qed_common_ops_pass; #define DRV_MODULE_VERSION "8.10.10.20" #define MAX_HWFNS_PER_DEVICE (4) #define NAME_SIZE 16 #define VER_SIZE 16 #define QED_WFQ_UNIT 100 #define ISCSI_BDQ_ID(_port_id) (_port_id) #define FCOE_BDQ_ID(_port_id) ((_port_id) + 2) #define QED_WID_SIZE (1024) #define QED_PF_DEMS_SIZE (4) /* cau states */ enum qed_coalescing_mode { QED_COAL_MODE_DISABLE, QED_COAL_MODE_ENABLE }; struct qed_eth_cb_ops; struct qed_dev_info; union qed_mcp_protocol_stats; enum qed_mcp_protocol_type; /* helpers */ static inline u32 qed_db_addr(u32 cid, u32 DEMS) { u32 db_addr = FIELD_VALUE(DB_LEGACY_ADDR_DEMS, DEMS) | (cid * QED_PF_DEMS_SIZE); return db_addr; } static inline u32 qed_db_addr_vf(u32 cid, u32 DEMS) { u32 db_addr = FIELD_VALUE(DB_LEGACY_ADDR_DEMS, DEMS) | FIELD_VALUE(DB_LEGACY_ADDR_ICID, cid); return db_addr; } #define ALIGNED_TYPE_SIZE(type_name, p_hwfn) \ ((sizeof(type_name) + (u32)(1 << (p_hwfn->cdev->cache_shift)) - 1) & \ ~((1 << (p_hwfn->cdev->cache_shift)) - 1)) #define for_each_hwfn(cdev, i) for (i = 0; i < cdev->num_hwfns; i++) #define D_TRINE(val, cond1, cond2, true1, true2, def) \ (val == (cond1) ? true1 : \ (val == (cond2) ? true2 : def)) /* forward */ struct qed_ptt_pool; struct qed_spq; struct qed_sb_info; struct qed_sb_attn_info; struct qed_cxt_mngr; struct qed_sb_sp_info; struct qed_ll2_info; struct qed_mcp_info; struct qed_rt_data { u32 *init_val; bool *b_valid; }; enum qed_tunn_mode { QED_MODE_L2GENEVE_TUNN, QED_MODE_IPGENEVE_TUNN, QED_MODE_L2GRE_TUNN, QED_MODE_IPGRE_TUNN, QED_MODE_VXLAN_TUNN, }; enum qed_tunn_clss { QED_TUNN_CLSS_MAC_VLAN, QED_TUNN_CLSS_MAC_VNI, QED_TUNN_CLSS_INNER_MAC_VLAN, QED_TUNN_CLSS_INNER_MAC_VNI, MAX_QED_TUNN_CLSS, }; struct qed_tunn_start_params { unsigned long tunn_mode; u16 vxlan_udp_port; u16 geneve_udp_port; u8 update_vxlan_udp_port; u8 update_geneve_udp_port; u8 tunn_clss_vxlan; u8 tunn_clss_l2geneve; u8 tunn_clss_ipgeneve; u8 tunn_clss_l2gre; u8 tunn_clss_ipgre; }; struct qed_tunn_update_params { unsigned long tunn_mode_update_mask; unsigned long tunn_mode; u16 vxlan_udp_port; u16 geneve_udp_port; u8 update_rx_pf_clss; u8 update_tx_pf_clss; u8 update_vxlan_udp_port; u8 update_geneve_udp_port; u8 tunn_clss_vxlan; u8 tunn_clss_l2geneve; u8 tunn_clss_ipgeneve; u8 tunn_clss_l2gre; u8 tunn_clss_ipgre; }; /* The PCI personality is not quite synonymous to protocol ID: * 1. All personalities need CORE connections * 2. The Ethernet personality may support also the RoCE protocol */ enum qed_pci_personality { QED_PCI_ETH, QED_PCI_FCOE, QED_PCI_ISCSI, QED_PCI_ETH_ROCE, QED_PCI_DEFAULT /* default in shmem */ }; /* All VFs are symmetric, all counters are PF + all VFs */ struct qed_qm_iids { u32 cids; u32 vf_cids; u32 tids; }; /* HW / FW resources, output of features supported below, most information * is received from MFW. */ enum qed_resources { QED_SB, QED_L2_QUEUE, QED_VPORT, QED_RSS_ENG, QED_PQ, QED_RL, QED_MAC, QED_VLAN, QED_RDMA_CNQ_RAM, QED_ILT, QED_LL2_QUEUE, QED_CMDQS_CQS, QED_RDMA_STATS_QUEUE, QED_MAX_RESC, }; enum QED_FEATURE { QED_PF_L2_QUE, QED_VF, QED_RDMA_CNQ, QED_VF_L2_QUE, QED_FCOE_CQ, QED_MAX_FEATURES, }; enum QED_PORT_MODE { QED_PORT_MODE_DE_2X40G, QED_PORT_MODE_DE_2X50G, QED_PORT_MODE_DE_1X100G, QED_PORT_MODE_DE_4X10G_F, QED_PORT_MODE_DE_4X10G_E, QED_PORT_MODE_DE_4X20G, QED_PORT_MODE_DE_1X40G, QED_PORT_MODE_DE_2X25G, QED_PORT_MODE_DE_1X25G }; enum qed_dev_cap { QED_DEV_CAP_ETH, QED_DEV_CAP_FCOE, QED_DEV_CAP_ISCSI, QED_DEV_CAP_ROCE, }; enum qed_wol_support { QED_WOL_SUPPORT_NONE, QED_WOL_SUPPORT_PME, }; struct qed_hw_info { /* PCI personality */ enum qed_pci_personality personality; /* Resource Allocation scheme results */ u32 resc_start[QED_MAX_RESC]; u32 resc_num[QED_MAX_RESC]; u32 feat_num[QED_MAX_FEATURES]; #define RESC_START(_p_hwfn, resc) ((_p_hwfn)->hw_info.resc_start[resc]) #define RESC_NUM(_p_hwfn, resc) ((_p_hwfn)->hw_info.resc_num[resc]) #define RESC_END(_p_hwfn, resc) (RESC_START(_p_hwfn, resc) + \ RESC_NUM(_p_hwfn, resc)) #define FEAT_NUM(_p_hwfn, resc) ((_p_hwfn)->hw_info.feat_num[resc]) u8 num_tc; u8 offload_tc; u8 non_offload_tc; u32 concrete_fid; u16 opaque_fid; u16 ovlan; u32 part_num[4]; unsigned char hw_mac_addr[ETH_ALEN]; u64 node_wwn; u64 port_wwn; u16 num_fcoe_conns; struct qed_igu_info *p_igu_info; u32 port_mode; u32 hw_mode; unsigned long device_capabilities; u16 mtu; enum qed_wol_support b_wol_support; }; /* maximun size of read/write commands (HW limit) */ #define DMAE_MAX_RW_SIZE 0x2000 struct qed_dmae_info { /* Mutex for synchronizing access to functions */ struct mutex mutex; u8 channel; dma_addr_t completion_word_phys_addr; /* The memory location where the DMAE writes the completion * value when an operation is finished on this context. */ u32 *p_completion_word; dma_addr_t intermediate_buffer_phys_addr; /* An intermediate buffer for DMAE operations that use virtual * addresses - data is DMA'd to/from this buffer and then * memcpy'd to/from the virtual address */ u32 *p_intermediate_buffer; dma_addr_t dmae_cmd_phys_addr; struct dmae_cmd *p_dmae_cmd; }; struct qed_wfq_data { /* when feature is configured for at least 1 vport */ u32 min_speed; bool configured; }; struct qed_qm_info { struct init_qm_pq_params *qm_pq_params; struct init_qm_vport_params *qm_vport_params; struct init_qm_port_params *qm_port_params; u16 start_pq; u8 start_vport; u8 pure_lb_pq; u8 offload_pq; u8 pure_ack_pq; u8 ooo_pq; u8 vf_queues_offset; u16 num_pqs; u16 num_vf_pqs; u8 num_vports; u8 max_phys_tcs_per_port; bool pf_rl_en; bool pf_wfq_en; bool vport_rl_en; bool vport_wfq_en; u8 pf_wfq; u32 pf_rl; struct qed_wfq_data *wfq_data; u8 num_pf_rls; }; struct storm_stats { u32 address; u32 len; }; struct qed_storm_stats { struct storm_stats mstats; struct storm_stats pstats; struct storm_stats tstats; struct storm_stats ustats; }; struct qed_fw_data { struct fw_ver_info *fw_ver_info; const u8 *modes_tree_buf; union init_op *init_ops; const u32 *arr_data; u32 init_ops_size; }; struct qed_simd_fp_handler { void *token; void (*func)(void *); }; struct qed_hwfn { struct qed_dev *cdev; u8 my_id; /* ID inside the PF */ #define IS_LEAD_HWFN(edev) (!((edev)->my_id)) u8 rel_pf_id; /* Relative to engine*/ u8 abs_pf_id; #define QED_PATH_ID(_p_hwfn) ((_p_hwfn)->abs_pf_id & 1) u8 port_id; bool b_active; u32 dp_module; u8 dp_level; char name[NAME_SIZE]; bool first_on_engine; bool hw_init_done; u8 num_funcs_on_engine; u8 enabled_func_idx; /* BAR access */ void __iomem *regview; void __iomem *doorbells; u64 db_phys_addr; unsigned long db_size; /* PTT pool */ struct qed_ptt_pool *p_ptt_pool; /* HW info */ struct qed_hw_info hw_info; /* rt_array (for init-tool) */ struct qed_rt_data rt_data; /* SPQ */ struct qed_spq *p_spq; /* EQ */ struct qed_eq *p_eq; /* Consolidate Q*/ struct qed_consq *p_consq; /* Slow-Path definitions */ struct tasklet_struct *sp_dpc; bool b_sp_dpc_enabled; struct qed_ptt *p_main_ptt; struct qed_ptt *p_dpc_ptt; struct qed_sb_sp_info *p_sp_sb; struct qed_sb_attn_info *p_sb_attn; /* Protocol related */ bool using_ll2; struct qed_ll2_info *p_ll2_info; struct qed_ooo_info *p_ooo_info; struct qed_rdma_info *p_rdma_info; struct qed_iscsi_info *p_iscsi_info; struct qed_fcoe_info *p_fcoe_info; struct qed_pf_params pf_params; bool b_rdma_enabled_in_prs; u32 rdma_prs_search_reg; /* Array of sb_info of all status blocks */ struct qed_sb_info *sbs_info[MAX_SB_PER_PF_MIMD]; u16 num_sbs; struct qed_cxt_mngr *p_cxt_mngr; /* Flag indicating whether interrupts are enabled or not*/ bool b_int_enabled; bool b_int_requested; /* True if the driver requests for the link */ bool b_drv_link_init; struct qed_vf_iov *vf_iov_info; struct qed_pf_iov *pf_iov_info; struct qed_mcp_info *mcp_info; struct qed_dcbx_info *p_dcbx_info; struct qed_dmae_info dmae_info; /* QM init */ struct qed_qm_info qm_info; struct qed_storm_stats storm_stats; /* Buffer for unzipping firmware data */ void *unzip_buf; struct dbg_tools_data dbg_info; /* PWM region specific data */ u32 dpi_size; u32 dpi_count; /* This is used to calculate the doorbell address */ u32 dpi_start_offset; /* If one of the following is set then EDPM shouldn't be used */ u8 dcbx_no_edpm; u8 db_bar_no_edpm; /* p_ptp_ptt is valid for leading HWFN only */ struct qed_ptt *p_ptp_ptt; struct qed_simd_fp_handler simd_proto_handler[64]; #ifdef CONFIG_QED_SRIOV struct workqueue_struct *iov_wq; struct delayed_work iov_task; unsigned long iov_task_flags; #endif struct z_stream_s *stream; struct qed_roce_ll2_info *ll2; }; struct pci_params { int pm_cap; unsigned long mem_start; unsigned long mem_end; unsigned int irq; u8 pf_num; }; struct qed_int_param { u32 int_mode; u8 num_vectors; u8 min_msix_cnt; /* for minimal functionality */ }; struct qed_int_params { struct qed_int_param in; struct qed_int_param out; struct msix_entry *msix_table; bool fp_initialized; u8 fp_msix_base; u8 fp_msix_cnt; u8 rdma_msix_base; u8 rdma_msix_cnt; }; struct qed_dbg_feature { struct dentry *dentry; u8 *dump_buf; u32 buf_size; u32 dumped_dwords; }; struct qed_dbg_params { struct qed_dbg_feature features[DBG_FEATURE_NUM]; u8 engine_for_debug; bool print_data; }; struct qed_dev { u32 dp_module; u8 dp_level; char name[NAME_SIZE]; u8 type; #define QED_DEV_TYPE_BB (0 << 0) #define QED_DEV_TYPE_AH BIT(0) /* Translate type/revision combo into the proper conditions */ #define QED_IS_BB(dev) ((dev)->type == QED_DEV_TYPE_BB) #define QED_IS_BB_A0(dev) (QED_IS_BB(dev) && \ CHIP_REV_IS_A0(dev)) #define QED_IS_BB_B0(dev) (QED_IS_BB(dev) && \ CHIP_REV_IS_B0(dev)) #define QED_IS_AH(dev) ((dev)->type == QED_DEV_TYPE_AH) #define QED_IS_K2(dev) QED_IS_AH(dev) #define QED_GET_TYPE(dev) (QED_IS_BB_A0(dev) ? CHIP_BB_A0 : \ QED_IS_BB_B0(dev) ? CHIP_BB_B0 : CHIP_K2) u16 vendor_id; u16 device_id; u16 chip_num; #define CHIP_NUM_MASK 0xffff #define CHIP_NUM_SHIFT 16 u16 chip_rev; #define CHIP_REV_MASK 0xf #define CHIP_REV_SHIFT 12 #define CHIP_REV_IS_A0(_cdev) (!(_cdev)->chip_rev) #define CHIP_REV_IS_B0(_cdev) ((_cdev)->chip_rev == 1) u16 chip_metal; #define CHIP_METAL_MASK 0xff #define CHIP_METAL_SHIFT 4 u16 chip_bond_id; #define CHIP_BOND_ID_MASK 0xf #define CHIP_BOND_ID_SHIFT 0 u8 num_engines; u8 num_ports_in_engines; u8 num_funcs_in_port; u8 path_id; enum qed_mf_mode mf_mode; #define IS_MF_DEFAULT(_p_hwfn) (((_p_hwfn)->cdev)->mf_mode == QED_MF_DEFAULT) #define IS_MF_SI(_p_hwfn) (((_p_hwfn)->cdev)->mf_mode == QED_MF_NPAR) #define IS_MF_SD(_p_hwfn) (((_p_hwfn)->cdev)->mf_mode == QED_MF_OVLAN) int pcie_width; int pcie_speed; u8 ver_str[VER_SIZE]; /* Add MF related configuration */ u8 mcp_rev; u8 boot_mode; /* WoL related configurations */ u8 wol_config; u8 wol_mac[ETH_ALEN]; u32 int_mode; enum qed_coalescing_mode int_coalescing_mode; u16 rx_coalesce_usecs; u16 tx_coalesce_usecs; /* Start Bar offset of first hwfn */ void __iomem *regview; void __iomem *doorbells; u64 db_phys_addr; unsigned long db_size; /* PCI */ u8 cache_shift; /* Init */ const struct iro *iro_arr; #define IRO (p_hwfn->cdev->iro_arr) /* HW functions */ u8 num_hwfns; struct qed_hwfn hwfns[MAX_HWFNS_PER_DEVICE]; /* SRIOV */ struct qed_hw_sriov_info *p_iov_info; #define IS_QED_SRIOV(cdev) (!!(cdev)->p_iov_info) unsigned long tunn_mode; bool b_is_vf; u32 drv_type; struct qed_eth_stats *reset_stats; struct qed_fw_data *fw_data; u32 mcp_nvm_resp; /* Linux specific here */ struct qede_dev *edev; struct pci_dev *pdev; u32 flags; #define QED_FLAG_STORAGE_STARTED (BIT(0)) int msg_enable; struct pci_params pci_params; struct qed_int_params int_params; u8 protocol; #define IS_QED_ETH_IF(cdev) ((cdev)->protocol == QED_PROTOCOL_ETH) #define IS_QED_FCOE_IF(cdev) ((cdev)->protocol == QED_PROTOCOL_FCOE) /* Callbacks to protocol driver */ union { struct qed_common_cb_ops *common; struct qed_eth_cb_ops *eth; struct qed_fcoe_cb_ops *fcoe; struct qed_iscsi_cb_ops *iscsi; } protocol_ops; void *ops_cookie; struct qed_dbg_params dbg_params; #ifdef CONFIG_QED_LL2 struct qed_cb_ll2_info *ll2; u8 ll2_mac_address[ETH_ALEN]; #endif DECLARE_HASHTABLE(connections, 10); const struct firmware *firmware; u32 rdma_max_sge; u32 rdma_max_inline; u32 rdma_max_srq_sge; }; #define NUM_OF_VFS(dev) MAX_NUM_VFS_BB #define NUM_OF_L2_QUEUES(dev) MAX_NUM_L2_QUEUES_BB #define NUM_OF_SBS(dev) MAX_SB_PER_PATH_BB #define NUM_OF_ENG_PFS(dev) MAX_NUM_PFS_BB /** * @brief qed_concrete_to_sw_fid - get the sw function id from * the concrete value. * * @param concrete_fid * * @return inline u8 */ static inline u8 qed_concrete_to_sw_fid(struct qed_dev *cdev, u32 concrete_fid) { u8 vfid = GET_FIELD(concrete_fid, PXP_CONCRETE_FID_VFID); u8 pfid = GET_FIELD(concrete_fid, PXP_CONCRETE_FID_PFID); u8 vf_valid = GET_FIELD(concrete_fid, PXP_CONCRETE_FID_VFVALID); u8 sw_fid; if (vf_valid) sw_fid = vfid + MAX_NUM_PFS; else sw_fid = pfid; return sw_fid; } #define PURE_LB_TC 8 #define OOO_LB_TC 9 int qed_configure_vport_wfq(struct qed_dev *cdev, u16 vp_id, u32 rate); void qed_configure_vp_wfq_on_link_change(struct qed_dev *cdev, struct qed_ptt *p_ptt, u32 min_pf_rate); void qed_clean_wfq_db(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt); #define QED_LEADING_HWFN(dev) (&dev->hwfns[0]) /* Other Linux specific common definitions */ #define DP_NAME(cdev) ((cdev)->name) #define REG_ADDR(cdev, offset) (void __iomem *)((u8 __iomem *)\ (cdev->regview) + \ (offset)) #define REG_RD(cdev, offset) readl(REG_ADDR(cdev, offset)) #define REG_WR(cdev, offset, val) writel((u32)val, REG_ADDR(cdev, offset)) #define REG_WR16(cdev, offset, val) writew((u16)val, REG_ADDR(cdev, offset)) #define DOORBELL(cdev, db_addr, val) \ writel((u32)val, (void __iomem *)((u8 __iomem *)\ (cdev->doorbells) + (db_addr))) /* Prototypes */ int qed_fill_dev_info(struct qed_dev *cdev, struct qed_dev_info *dev_info); void qed_link_update(struct qed_hwfn *hwfn); u32 qed_unzip_data(struct qed_hwfn *p_hwfn, u32 input_len, u8 *input_buf, u32 max_size, u8 *unzip_buf); void qed_get_protocol_stats(struct qed_dev *cdev, enum qed_mcp_protocol_type type, union qed_mcp_protocol_stats *stats); int qed_slowpath_irq_req(struct qed_hwfn *hwfn); #endif /* _QED_H */