|  | /* 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 <linux/types.h> | 
|  | #include <linux/io.h> | 
|  | #include <linux/delay.h> | 
|  | #include <linux/firmware.h> | 
|  | #include <linux/interrupt.h> | 
|  | #include <linux/list.h> | 
|  | #include <linux/mutex.h> | 
|  | #include <linux/pci.h> | 
|  | #include <linux/slab.h> | 
|  | #include <linux/string.h> | 
|  | #include <linux/workqueue.h> | 
|  | #include <linux/zlib.h> | 
|  | #include <linux/hashtable.h> | 
|  | #include <linux/qed/qed_if.h> | 
|  | #include "qed_debug.h" | 
|  | #include "qed_hsi.h" | 
|  |  | 
|  | extern const struct qed_common_ops qed_common_ops_pass; | 
|  |  | 
|  | #define QED_MAJOR_VERSION               8 | 
|  | #define QED_MINOR_VERSION               10 | 
|  | #define QED_REVISION_VERSION            11 | 
|  | #define QED_ENGINEERING_VERSION 21 | 
|  |  | 
|  | #define QED_VERSION						 \ | 
|  | ((QED_MAJOR_VERSION << 24) | (QED_MINOR_VERSION << 16) | \ | 
|  | (QED_REVISION_VERSION << 8) | QED_ENGINEERING_VERSION) | 
|  |  | 
|  | #define STORM_FW_VERSION				       \ | 
|  | ((FW_MAJOR_VERSION << 24) | (FW_MINOR_VERSION << 16) | \ | 
|  | (FW_REVISION_VERSION << 8) | FW_ENGINEERING_VERSION) | 
|  |  | 
|  | #define MAX_HWFNS_PER_DEVICE    (4) | 
|  | #define NAME_SIZE 16 | 
|  | #define VER_SIZE 16 | 
|  |  | 
|  | #define QED_WFQ_UNIT	100 | 
|  |  | 
|  | #define QED_WID_SIZE            (1024) | 
|  | #define QED_MIN_WIDS		(4) | 
|  | #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 */ | 
|  | #define QED_MFW_GET_FIELD(name, field) \ | 
|  | (((name) & (field ## _MASK)) >> (field ## _SHIFT)) | 
|  |  | 
|  | #define QED_MFW_SET_FIELD(name, field, value)				       \ | 
|  | do {								       \ | 
|  | (name)	&= ~(field ## _MASK);	       \ | 
|  | (name)	|= (((value) << (field ## _SHIFT)) & (field ## _MASK));\ | 
|  | } while (0) | 
|  |  | 
|  | 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, | 
|  | QED_TUNN_CLSS_MAC_VLAN_DUAL_STAGE, | 
|  | MAX_QED_TUNN_CLSS, | 
|  | }; | 
|  |  | 
|  | struct qed_tunn_update_type { | 
|  | bool b_update_mode; | 
|  | bool b_mode_enabled; | 
|  | enum qed_tunn_clss tun_cls; | 
|  | }; | 
|  |  | 
|  | struct qed_tunn_update_udp_port { | 
|  | bool b_update_port; | 
|  | u16 port; | 
|  | }; | 
|  |  | 
|  | struct qed_tunnel_info { | 
|  | struct qed_tunn_update_type vxlan; | 
|  | struct qed_tunn_update_type l2_geneve; | 
|  | struct qed_tunn_update_type ip_geneve; | 
|  | struct qed_tunn_update_type l2_gre; | 
|  | struct qed_tunn_update_type ip_gre; | 
|  |  | 
|  | struct qed_tunn_update_udp_port vxlan_port; | 
|  | struct qed_tunn_update_udp_port geneve_port; | 
|  |  | 
|  | bool b_update_rx_cls; | 
|  | bool b_update_tx_cls; | 
|  | }; | 
|  |  | 
|  | 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/iWARP protocol | 
|  | */ | 
|  | enum qed_pci_personality { | 
|  | QED_PCI_ETH, | 
|  | QED_PCI_FCOE, | 
|  | QED_PCI_ISCSI, | 
|  | QED_PCI_ETH_ROCE, | 
|  | QED_PCI_ETH_IWARP, | 
|  | QED_PCI_ETH_RDMA, | 
|  | 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_BDQ, | 
|  | QED_MAX_RESC, | 
|  | }; | 
|  |  | 
|  | enum QED_FEATURE { | 
|  | QED_PF_L2_QUE, | 
|  | QED_VF, | 
|  | QED_RDMA_CNQ, | 
|  | QED_ISCSI_CQ, | 
|  | QED_FCOE_CQ, | 
|  | QED_VF_L2_QUE, | 
|  | 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, | 
|  | QED_PORT_MODE_DE_4X25G, | 
|  | QED_PORT_MODE_DE_2X10G, | 
|  | }; | 
|  |  | 
|  | enum qed_dev_cap { | 
|  | QED_DEV_CAP_ETH, | 
|  | QED_DEV_CAP_FCOE, | 
|  | QED_DEV_CAP_ISCSI, | 
|  | QED_DEV_CAP_ROCE, | 
|  | QED_DEV_CAP_IWARP, | 
|  | }; | 
|  |  | 
|  | enum qed_wol_support { | 
|  | QED_WOL_SUPPORT_NONE, | 
|  | QED_WOL_SUPPORT_PME, | 
|  | }; | 
|  |  | 
|  | struct qed_hw_info { | 
|  | /* PCI personality */ | 
|  | enum qed_pci_personality personality; | 
|  | #define QED_IS_RDMA_PERSONALITY(dev)			    \ | 
|  | ((dev)->hw_info.personality == QED_PCI_ETH_ROCE ||  \ | 
|  | (dev)->hw_info.personality == QED_PCI_ETH_IWARP || \ | 
|  | (dev)->hw_info.personality == QED_PCI_ETH_RDMA) | 
|  | #define QED_IS_ROCE_PERSONALITY(dev)			   \ | 
|  | ((dev)->hw_info.personality == QED_PCI_ETH_ROCE || \ | 
|  | (dev)->hw_info.personality == QED_PCI_ETH_RDMA) | 
|  | #define QED_IS_IWARP_PERSONALITY(dev)			    \ | 
|  | ((dev)->hw_info.personality == QED_PCI_ETH_IWARP || \ | 
|  | (dev)->hw_info.personality == QED_PCI_ETH_RDMA) | 
|  | #define QED_IS_L2_PERSONALITY(dev)		      \ | 
|  | ((dev)->hw_info.personality == QED_PCI_ETH || \ | 
|  | QED_IS_RDMA_PERSONALITY(dev)) | 
|  | #define QED_IS_FCOE_PERSONALITY(dev) \ | 
|  | ((dev)->hw_info.personality == QED_PCI_FCOE) | 
|  | #define QED_IS_ISCSI_PERSONALITY(dev) \ | 
|  | ((dev)->hw_info.personality == QED_PCI_ISCSI) | 
|  |  | 
|  | /* 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]) | 
|  |  | 
|  | /* Amount of traffic classes HW supports */ | 
|  | u8 num_hw_tc; | 
|  |  | 
|  | /* Amount of TCs which should be active according to DCBx or upper | 
|  | * layer driver configuration. | 
|  | */ | 
|  | u8 num_active_tc; | 
|  | u8				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; | 
|  | u16				 pure_lb_pq; | 
|  | u16				offload_pq; | 
|  | u16				low_latency_pq; | 
|  | u16				pure_ack_pq; | 
|  | u16				ooo_pq; | 
|  | u16				first_vf_pq; | 
|  | u16				first_mcos_pq; | 
|  | u16				first_rl_pq; | 
|  | u16				num_pqs; | 
|  | u16				num_vf_pqs; | 
|  | u8				num_vports; | 
|  | u8				max_phys_tcs_per_port; | 
|  | u8				ooo_tc; | 
|  | 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; | 
|  | }; | 
|  |  | 
|  | enum BAR_ID { | 
|  | BAR_ID_0,		/* used for GRC */ | 
|  | BAR_ID_1		/* Used for doorbells */ | 
|  | }; | 
|  |  | 
|  | #define DRV_MODULE_VERSION		      \ | 
|  | __stringify(QED_MAJOR_VERSION) "."    \ | 
|  | __stringify(QED_MINOR_VERSION) "."    \ | 
|  | __stringify(QED_REVISION_VERSION) "." \ | 
|  | __stringify(QED_ENGINEERING_VERSION) | 
|  |  | 
|  | 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) \ | 
|  | (QED_IS_K2((_p_hwfn)->cdev) ? 0 : ((_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; | 
|  |  | 
|  | /* PTP will be used only by the leading function. | 
|  | * Usage of all PTP-apis should be synchronized as result. | 
|  | */ | 
|  | struct qed_ptt *p_ptp_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; | 
|  |  | 
|  | 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 */ | 
|  | u16				wid_count; | 
|  | 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; | 
|  |  | 
|  | /* L2-related */ | 
|  | struct qed_l2_info *p_l2_info; | 
|  |  | 
|  | struct qed_ptt *p_arfs_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 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]; | 
|  |  | 
|  | enum	qed_dev_type type; | 
|  | /* Translate type/revision combo into the proper conditions */ | 
|  | #define QED_IS_BB(dev)  ((dev)->type == QED_DEV_TYPE_BB) | 
|  | #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) | 
|  |  | 
|  | u16	vendor_id; | 
|  | u16	device_id; | 
|  | #define QED_DEV_ID_MASK		0xff00 | 
|  | #define QED_DEV_ID_MASK_BB	0x1600 | 
|  | #define QED_DEV_ID_MASK_AH	0x8000 | 
|  |  | 
|  | 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_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_engine; | 
|  | 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; | 
|  |  | 
|  | /* 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) | 
|  | struct qed_tunnel_info		tunnel; | 
|  | 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; | 
|  | u16 tunn_feature_mask; | 
|  | }; | 
|  |  | 
|  | #define NUM_OF_VFS(dev)         (QED_IS_BB(dev) ? MAX_NUM_VFS_BB \ | 
|  | : MAX_NUM_VFS_K2) | 
|  | #define NUM_OF_L2_QUEUES(dev)   (QED_IS_BB(dev) ? MAX_NUM_L2_QUEUES_BB \ | 
|  | : MAX_NUM_L2_QUEUES_K2) | 
|  | #define NUM_OF_PORTS(dev)       (QED_IS_BB(dev) ? MAX_NUM_PORTS_BB \ | 
|  | : MAX_NUM_PORTS_K2) | 
|  | #define NUM_OF_SBS(dev)         (QED_IS_BB(dev) ? MAX_SB_PER_PATH_BB \ | 
|  | : MAX_SB_PER_PATH_K2) | 
|  | #define NUM_OF_ENG_PFS(dev)     (QED_IS_BB(dev) ? MAX_NUM_PFS_BB \ | 
|  | : MAX_NUM_PFS_K2) | 
|  |  | 
|  | /** | 
|  | * @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 PKT_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); | 
|  | int qed_device_num_engines(struct qed_dev *cdev); | 
|  | int qed_device_get_port_id(struct qed_dev *cdev); | 
|  | void qed_set_fw_mac_addr(__le16 *fw_msb, | 
|  | __le16 *fw_mid, __le16 *fw_lsb, u8 *mac); | 
|  |  | 
|  | #define QED_LEADING_HWFN(dev)   (&dev->hwfns[0]) | 
|  |  | 
|  | /* Flags for indication of required queues */ | 
|  | #define PQ_FLAGS_RLS    (BIT(0)) | 
|  | #define PQ_FLAGS_MCOS   (BIT(1)) | 
|  | #define PQ_FLAGS_LB     (BIT(2)) | 
|  | #define PQ_FLAGS_OOO    (BIT(3)) | 
|  | #define PQ_FLAGS_ACK    (BIT(4)) | 
|  | #define PQ_FLAGS_OFLD   (BIT(5)) | 
|  | #define PQ_FLAGS_VFS    (BIT(6)) | 
|  | #define PQ_FLAGS_LLT    (BIT(7)) | 
|  |  | 
|  | /* physical queue index for cm context intialization */ | 
|  | u16 qed_get_cm_pq_idx(struct qed_hwfn *p_hwfn, u32 pq_flags); | 
|  | u16 qed_get_cm_pq_idx_mcos(struct qed_hwfn *p_hwfn, u8 tc); | 
|  | u16 qed_get_cm_pq_idx_vf(struct qed_hwfn *p_hwfn, u16 vf); | 
|  |  | 
|  | #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); | 
|  | void qed_slowpath_irq_sync(struct qed_hwfn *p_hwfn); | 
|  |  | 
|  | #endif /* _QED_H */ |