xref: /kernel/linux/linux-6.6/drivers/infiniband/hw/irdma/irdma.h

/* SPDX-License-Identifier: GPL-2.0 or Linux-OpenIB */
/* Copyright (c) 2017 - 2021 Intel Corporation */
#ifndef IRDMA_H
#define IRDMA_H

#define IRDMA_WQEALLOC_WQE_DESC_INDEX GENMASK(31, 20)

#define IRDMA_CQPTAIL_WQTAIL GENMASK(10, 0)
#define IRDMA_CQPTAIL_CQP_OP_ERR BIT(31)

#define IRDMA_CQPERRCODES_CQP_MINOR_CODE GENMASK(15, 0)
#define IRDMA_CQPERRCODES_CQP_MAJOR_CODE GENMASK(31, 16)
#define IRDMA_GLPCI_LBARCTRL_PE_DB_SIZE GENMASK(5, 4)
#define IRDMA_GLINT_RATE_INTERVAL GENMASK(5, 0)
#define IRDMA_GLINT_RATE_INTRL_ENA BIT(6)
#define IRDMA_GLINT_DYN_CTL_INTENA BIT(0)
#define IRDMA_GLINT_DYN_CTL_CLEARPBA BIT(1)
#define IRDMA_GLINT_DYN_CTL_ITR_INDX GENMASK(4, 3)
#define IRDMA_GLINT_DYN_CTL_INTERVAL GENMASK(16, 5)
#define IRDMA_GLINT_CEQCTL_ITR_INDX GENMASK(12, 11)
#define IRDMA_GLINT_CEQCTL_CAUSE_ENA BIT(30)
#define IRDMA_GLINT_CEQCTL_MSIX_INDX GENMASK(10, 0)
#define IRDMA_PFINT_AEQCTL_MSIX_INDX GENMASK(10, 0)
#define IRDMA_PFINT_AEQCTL_ITR_INDX GENMASK(12, 11)
#define IRDMA_PFINT_AEQCTL_CAUSE_ENA BIT(30)
#define IRDMA_PFHMC_PDINV_PMSDIDX GENMASK(11, 0)
#define IRDMA_PFHMC_PDINV_PMSDPARTSEL BIT(15)
#define IRDMA_PFHMC_PDINV_PMPDIDX GENMASK(24, 16)
#define IRDMA_PFHMC_SDDATALOW_PMSDVALID BIT(0)
#define IRDMA_PFHMC_SDDATALOW_PMSDTYPE BIT(1)
#define IRDMA_PFHMC_SDDATALOW_PMSDBPCOUNT GENMASK(11, 2)
#define IRDMA_PFHMC_SDDATALOW_PMSDDATALOW GENMASK(31, 12)
#define IRDMA_PFHMC_SDCMD_PMSDWR BIT(31)

#define IRDMA_INVALID_CQ_IDX			0xffffffff
enum irdma_registers {
	IRDMA_CQPTAIL,
	IRDMA_CQPDB,
	IRDMA_CCQPSTATUS,
	IRDMA_CCQPHIGH,
	IRDMA_CCQPLOW,
	IRDMA_CQARM,
	IRDMA_CQACK,
	IRDMA_AEQALLOC,
	IRDMA_CQPERRCODES,
	IRDMA_WQEALLOC,
	IRDMA_GLINT_DYN_CTL,
	IRDMA_DB_ADDR_OFFSET,
	IRDMA_GLPCI_LBARCTRL,
	IRDMA_GLPE_CPUSTATUS0,
	IRDMA_GLPE_CPUSTATUS1,
	IRDMA_GLPE_CPUSTATUS2,
	IRDMA_PFINT_AEQCTL,
	IRDMA_GLINT_CEQCTL,
	IRDMA_VSIQF_PE_CTL1,
	IRDMA_PFHMC_PDINV,
	IRDMA_GLHMC_VFPDINV,
	IRDMA_GLPE_CRITERR,
	IRDMA_GLINT_RATE,
	IRDMA_MAX_REGS, /* Must be last entry */
};

enum irdma_shifts {
	IRDMA_CCQPSTATUS_CCQP_DONE_S,
	IRDMA_CCQPSTATUS_CCQP_ERR_S,
	IRDMA_CQPSQ_STAG_PDID_S,
	IRDMA_CQPSQ_CQ_CEQID_S,
	IRDMA_CQPSQ_CQ_CQID_S,
	IRDMA_COMMIT_FPM_CQCNT_S,
	IRDMA_MAX_SHIFTS,
};

enum irdma_masks {
	IRDMA_CCQPSTATUS_CCQP_DONE_M,
	IRDMA_CCQPSTATUS_CCQP_ERR_M,
	IRDMA_CQPSQ_STAG_PDID_M,
	IRDMA_CQPSQ_CQ_CEQID_M,
	IRDMA_CQPSQ_CQ_CQID_M,
	IRDMA_COMMIT_FPM_CQCNT_M,
	IRDMA_MAX_MASKS, /* Must be last entry */
};

#define IRDMA_MAX_MGS_PER_CTX	8

struct irdma_mcast_grp_ctx_entry_info {
	u32 qp_id;
	bool valid_entry;
	u16 dest_port;
	u32 use_cnt;
};

struct irdma_mcast_grp_info {
	u8 dest_mac_addr[ETH_ALEN];
	u16 vlan_id;
	u8 hmc_fcn_id;
	bool ipv4_valid:1;
	bool vlan_valid:1;
	u16 mg_id;
	u32 no_of_mgs;
	u32 dest_ip_addr[4];
	u16 qs_handle;
	struct irdma_dma_mem dma_mem_mc;
	struct irdma_mcast_grp_ctx_entry_info mg_ctx_info[IRDMA_MAX_MGS_PER_CTX];
};

enum irdma_vers {
	IRDMA_GEN_RSVD,
	IRDMA_GEN_1,
	IRDMA_GEN_2,
};

struct irdma_uk_attrs {
	u64 feature_flags;
	u32 max_hw_wq_frags;
	u32 max_hw_read_sges;
	u32 max_hw_inline;
	u32 max_hw_rq_quanta;
	u32 max_hw_wq_quanta;
	u32 min_hw_cq_size;
	u32 max_hw_cq_size;
	u16 max_hw_sq_chunk;
	u16 min_hw_wq_size;
	u8 hw_rev;
};

struct irdma_hw_attrs {
	struct irdma_uk_attrs uk_attrs;
	u64 max_hw_outbound_msg_size;
	u64 max_hw_inbound_msg_size;
	u64 max_mr_size;
	u64 page_size_cap;
	u32 min_hw_qp_id;
	u32 min_hw_aeq_size;
	u32 max_hw_aeq_size;
	u32 min_hw_ceq_size;
	u32 max_hw_ceq_size;
	u32 max_hw_device_pages;
	u32 max_hw_vf_fpm_id;
	u32 first_hw_vf_fpm_id;
	u32 max_hw_ird;
	u32 max_hw_ord;
	u32 max_hw_wqes;
	u32 max_hw_pds;
	u32 max_hw_ena_vf_count;
	u32 max_qp_wr;
	u32 max_pe_ready_count;
	u32 max_done_count;
	u32 max_sleep_count;
	u32 max_cqp_compl_wait_time_ms;
	u16 max_stat_inst;
	u16 max_stat_idx;
};

void i40iw_init_hw(struct irdma_sc_dev *dev);
void icrdma_init_hw(struct irdma_sc_dev *dev);
#endif /* IRDMA_H*/