drivers/net/ethernet/qlogic/qed/qed.h

/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */
/* QLogic qed NIC Driver
 * Copyright (c) 2015-2017  QLogic Corporation
 * Copyright (c) 2019-2020 Marvell International Ltd.
 */

#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"
#include "qed_dbg_hsi.h"
#include "qed_mfw_hsi.h"

extern const struct qed_common_ops qed_common_ops_pass;

#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)

#define QED_LLH_DONT_CARE 0

/* cau states */
enum qed_coalescing_mode {
	QED_COAL_MODE_DISABLE,
	QED_COAL_MODE_ENABLE
};

enum qed_nvm_cmd {
	QED_PUT_FILE_BEGIN = DRV_MSG_CODE_NVM_PUT_FILE_BEGIN,
	QED_PUT_FILE_DATA = DRV_MSG_CODE_NVM_PUT_FILE_DATA,
	QED_NVM_WRITE_NVRAM = DRV_MSG_CODE_NVM_WRITE_NVRAM,
	QED_GET_MCP_NVM_RESP = 0xFFFFFF00
};

struct qed_eth_cb_ops;
struct qed_dev_info;
union qed_mcp_protocol_stats;
enum qed_mcp_protocol_type;
enum qed_mfw_tlv_type;
union qed_mfw_tlv_data;

/* 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_llh_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_NVMETCP,
	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_RAM_QUEUE,
	QED_LL2_CTX_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_NVMETCP_CQ,
	QED_ISCSI_CQ,
	QED_FCOE_CQ,
	QED_VF_L2_QUE,
	QED_MAX_FEATURES,
};

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,
};

enum qed_db_rec_exec {
	DB_REC_DRY_RUN,
	DB_REC_REAL_DEAL,
	DB_REC_ONCE,
};

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)
#define QED_IS_NVMETCP_PERSONALITY(dev)					\
	((dev)->hw_info.personality == QED_PCI_NVMETCP)

	/* Resource Allocation scheme results */
	u32				resc_start[QED_MAX_RESC];
	u32				resc_num[QED_MAX_RESC];
#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))

	u32				feat_num[QED_MAX_FEATURES];
#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;
	bool				offload_tc_set;

	bool				multi_tc_roce_en;
#define IS_QED_MULTI_TC_ROCE(p_hwfn)	((p_hwfn)->hw_info.multi_tc_roce_en)

	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				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				first_ofld_pq;
	u16				first_llt_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;
};

#define QED_OVERFLOW_BIT	1

struct qed_db_recovery_info {
	struct list_head list;

	/* Lock to protect the doorbell recovery mechanism list */
	spinlock_t lock;
	bool dorq_attn;
	u32 db_recovery_counter;
	unsigned long overflow;
};

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;
	const u32		*fw_overlays;
	u32			fw_overlays_len;
	u32			init_ops_size;
};

enum qed_mf_mode_bit {
	/* Supports PF-classification based on tag */
	QED_MF_OVLAN_CLSS,

	/* Supports PF-classification based on MAC */
	QED_MF_LLH_MAC_CLSS,

	/* Supports PF-classification based on protocol type */
	QED_MF_LLH_PROTO_CLSS,

	/* Requires a default PF to be set */
	QED_MF_NEED_DEF_PF,

	/* Allow LL2 to multicast/broadcast */
	QED_MF_LL2_NON_UNICAST,

	/* Allow Cross-PF [& child VFs] Tx-switching */
	QED_MF_INTER_PF_SWITCH,

	/* Unified Fabtic Port support enabled */
	QED_MF_UFP_SPECIFIC,

	/* Disable Accelerated Receive Flow Steering (aRFS) */
	QED_MF_DISABLE_ARFS,

	/* Use vlan for steering */
	QED_MF_8021Q_TAGGING,

	/* Use stag for steering */
	QED_MF_8021AD_TAGGING,

	/* Allow DSCP to TC mapping */
	QED_MF_DSCP_TO_TC_MAP,

	/* Do not insert a vlan tag with id 0 */
	QED_MF_DONT_ADD_VLAN0_TAG,
};

enum qed_ufp_mode {
	QED_UFP_MODE_ETS,
	QED_UFP_MODE_VNIC_BW,
	QED_UFP_MODE_UNKNOWN
};

enum qed_ufp_pri_type {
	QED_UFP_PRI_OS,
	QED_UFP_PRI_VNIC,
	QED_UFP_PRI_UNKNOWN
};

struct qed_ufp_info {
	enum qed_ufp_pri_type pri_type;
	enum qed_ufp_mode mode;
	u8 tc;
};

enum BAR_ID {
	BAR_ID_0,		/* used for GRC */
	BAR_ID_1		/* Used for doorbells */
};

struct qed_nvm_image_info {
	u32 num_images;
	struct bist_nvm_image_att *image_att;
	bool valid;
};

enum qed_hsi_def_type {
	QED_HSI_DEF_MAX_NUM_VFS,
	QED_HSI_DEF_MAX_NUM_L2_QUEUES,
	QED_HSI_DEF_MAX_NUM_PORTS,
	QED_HSI_DEF_MAX_SB_PER_PATH,
	QED_HSI_DEF_MAX_NUM_PFS,
	QED_HSI_DEF_MAX_NUM_VPORTS,
	QED_HSI_DEF_NUM_ETH_RSS_ENGINE,
	QED_HSI_DEF_MAX_QM_TX_QUEUES,
	QED_HSI_DEF_NUM_PXP_ILT_RECORDS,
	QED_HSI_DEF_NUM_RDMA_STATISTIC_COUNTERS,
	QED_HSI_DEF_MAX_QM_GLOBAL_RLS,
	QED_HSI_DEF_MAX_PBF_CMD_LINES,
	QED_HSI_DEF_MAX_BTB_BLOCKS,
	QED_NUM_HSI_DEFS
};

struct qed_simd_fp_handler {
	void	*token;
	void	(*func)(void *cookie);
};

enum qed_slowpath_wq_flag {
	QED_SLOWPATH_MFW_TLV_REQ,
	QED_SLOWPATH_PERIODIC_DB_REC,
};

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				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_nvmetcp_info		*p_nvmetcp_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_ufp_info		ufp_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;
	void				*dbg_user_info;
	struct virt_mem_desc		dbg_arrays[MAX_BIN_DBG_BUFFER_TYPE];

	/* 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;

	/* Mechanism for recovering from doorbell drop */
	struct qed_db_recovery_info db_recovery_info;

	/* Nvm images number and attributes */
	struct qed_nvm_image_info nvm_info;

	struct phys_mem_desc *fw_overlay_mem;
	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;
	bool slowpath_wq_active;
	struct workqueue_struct *slowpath_wq;
	struct delayed_work slowpath_task;
	unsigned long slowpath_task_flags;
	u32 periodic_db_rec_count;
};

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_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;
	u8				num_ports_in_engine;
	u8				num_funcs_in_port;

	u8				path_id;

	unsigned long			mf_bits;

	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 u32 *iro_arr;
#define IRO ((const struct iro *)p_hwfn->cdev->iro_arr)

	/* HW functions */
	u8				num_hwfns;
	struct qed_hwfn			hwfns[MAX_HWFNS_PER_DEVICE];

	/* Engine affinity */
	u8				l2_affin_hint;
	u8				fir_affin;
	u8				iwarp_affin;

	/* 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;

	/* Recovery */
	bool recov_in_prog;

	/* Indicates whether should prevent attentions from being reasserted */
	bool attn_clr_en;

	/* LLH info */
	u8 ppfid_bitmap;
	struct qed_llh_info *p_llh_info;

	/* Linux specific here */
	struct qed_dev_info		common_dev_info;
	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;
		struct qed_nvmetcp_cb_ops	*nvmetcp;
	} protocol_ops;
	void				*ops_cookie;

#ifdef CONFIG_QED_LL2
	struct qed_cb_ll2_info		*ll2;
	u8				ll2_mac_address[ETH_ALEN];
#endif
	struct qed_dbg_feature dbg_features[DBG_FEATURE_NUM];
	u8 engine_for_debug;
	bool disable_ilt_dump;
	bool				dbg_bin_dump;

	DECLARE_HASHTABLE(connections, 10);
	const struct firmware		*firmware;

	bool print_dbg_data;

	u32 rdma_max_sge;
	u32 rdma_max_inline;
	u32 rdma_max_srq_sge;
	u16 tunn_feature_mask;

	bool				iwarp_cmt;
};

u32 qed_get_hsi_def_val(struct qed_dev *cdev, enum qed_hsi_def_type type);

#define NUM_OF_VFS(dev)	\
	qed_get_hsi_def_val(dev, QED_HSI_DEF_MAX_NUM_VFS)
#define NUM_OF_L2_QUEUES(dev) \
	qed_get_hsi_def_val(dev, QED_HSI_DEF_MAX_NUM_L2_QUEUES)
#define NUM_OF_PORTS(dev) \
	qed_get_hsi_def_val(dev, QED_HSI_DEF_MAX_NUM_PORTS)
#define NUM_OF_SBS(dev)	\
	qed_get_hsi_def_val(dev, QED_HSI_DEF_MAX_SB_PER_PATH)
#define NUM_OF_ENG_PFS(dev) \
	qed_get_hsi_def_val(dev, QED_HSI_DEF_MAX_NUM_PFS)
#define NUM_OF_VPORTS(dev) \
	qed_get_hsi_def_val(dev, QED_HSI_DEF_MAX_NUM_VPORTS)
#define NUM_OF_RSS_ENGINES(dev)	\
	qed_get_hsi_def_val(dev, QED_HSI_DEF_NUM_ETH_RSS_ENGINE)
#define NUM_OF_QM_TX_QUEUES(dev) \
	qed_get_hsi_def_val(dev, QED_HSI_DEF_MAX_QM_TX_QUEUES)
#define NUM_OF_PXP_ILT_RECORDS(dev) \
	qed_get_hsi_def_val(dev, QED_HSI_DEF_NUM_PXP_ILT_RECORDS)
#define NUM_OF_RDMA_STATISTIC_COUNTERS(dev) \
	qed_get_hsi_def_val(dev, QED_HSI_DEF_NUM_RDMA_STATISTIC_COUNTERS)
#define NUM_OF_QM_GLOBAL_RLS(dev) \
	qed_get_hsi_def_val(dev, QED_HSI_DEF_MAX_QM_GLOBAL_RLS)
#define NUM_OF_PBF_CMD_LINES(dev) \
	qed_get_hsi_def_val(dev, QED_HSI_DEF_MAX_PBF_CMD_LINES)
#define NUM_OF_BTB_BLOCKS(dev) \
	qed_get_hsi_def_val(dev, QED_HSI_DEF_MAX_BTB_BLOCKS)

/**
 * qed_concrete_to_sw_fid(): Get the sw function id from
 *                           the concrete value.
 *
 * @cdev: Qed dev pointer.
 * @concrete_fid: 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 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);
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])
#define QED_IS_CMT(dev)		((dev)->num_hwfns > 1)
/* Macros for getting the engine-affinitized hwfn (FIR: fcoe,iscsi,roce) */
#define QED_FIR_AFFIN_HWFN(dev)		(&(dev)->hwfns[dev->fir_affin])
#define QED_IWARP_AFFIN_HWFN(dev)       (&(dev)->hwfns[dev->iwarp_affin])
#define QED_AFFIN_HWFN(dev)				   \
	(QED_IS_IWARP_PERSONALITY(QED_LEADING_HWFN(dev)) ? \
	 QED_IWARP_AFFIN_HWFN(dev) : QED_FIR_AFFIN_HWFN(dev))
#define QED_AFFIN_HWFN_IDX(dev) (IS_LEAD_HWFN(QED_AFFIN_HWFN(dev)) ? 0 : 1)

/* 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))
#define PQ_FLAGS_MTC    (BIT(8))

/* physical queue index for cm context initialization */
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);
u16 qed_get_cm_pq_idx_ofld_mtc(struct qed_hwfn *p_hwfn, u8 tc);
u16 qed_get_cm_pq_idx_llt_mtc(struct qed_hwfn *p_hwfn, u8 tc);

/* doorbell recovery mechanism */
void qed_db_recovery_dp(struct qed_hwfn *p_hwfn);
void qed_db_recovery_execute(struct qed_hwfn *p_hwfn);
bool qed_edpm_enabled(struct qed_hwfn *p_hwfn);

#define GET_GTT_REG_ADDR(__base, __offset, __idx) \
	((__base) + __offset ## _GTT_OFFSET((__idx)))

#define GET_GTT_BDQ_REG_ADDR(__base, __offset, __idx, __bdq_idx) \
	((__base) + __offset ## _GTT_OFFSET((__idx), (__bdq_idx)))

/* 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)))

#define MFW_PORT(_p_hwfn)       ((_p_hwfn)->abs_pf_id %			  \
				  qed_device_num_ports((_p_hwfn)->cdev))
int qed_device_num_ports(struct qed_dev *cdev);

/* Prototypes */
int qed_fill_dev_info(struct qed_dev *cdev,
		      struct qed_dev_info *dev_info);
void qed_link_update(struct qed_hwfn *hwfn, struct qed_ptt *ptt);
void qed_bw_update(struct qed_hwfn *hwfn, struct qed_ptt *ptt);
u32 qed_unzip_data(struct qed_hwfn *p_hwfn,
		   u32 input_len, u8 *input_buf,
		   u32 max_size, u8 *unzip_buf);
int qed_recovery_process(struct qed_dev *cdev);
void qed_schedule_recovery_handler(struct qed_hwfn *p_hwfn);
void qed_hw_error_occurred(struct qed_hwfn *p_hwfn,
			   enum qed_hw_err_type err_type);
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);
int qed_mfw_tlv_req(struct qed_hwfn *hwfn);

int qed_mfw_fill_tlv_data(struct qed_hwfn *hwfn,
			  enum qed_mfw_tlv_type type,
			  union qed_mfw_tlv_data *tlv_data);

void qed_hw_info_set_offload_tc(struct qed_hw_info *p_info, u8 tc);

void qed_periodic_db_rec_start(struct qed_hwfn *p_hwfn);

int qed_llh_add_src_tcp_port_filter(struct qed_dev *cdev, u16 src_port);
int qed_llh_add_dst_tcp_port_filter(struct qed_dev *cdev, u16 dest_port);
void qed_llh_remove_src_tcp_port_filter(struct qed_dev *cdev, u16 src_port);
void qed_llh_remove_dst_tcp_port_filter(struct qed_dev *cdev, u16 src_port);
void qed_llh_clear_all_filters(struct qed_dev *cdev);
unsigned long qed_get_epoch_time(void);
#endif /* _QED_H */