Commit 915cc7ac authored by Mustafa Ismail's avatar Mustafa Ismail Committed by Jason Gunthorpe
Browse files

RDMA/irdma: Add miscellaneous utility definitions 

Add miscellaneous utility functions and headers.

Link: https://lore.kernel.org/r/20210602205138.889-13-shiraz.saleem@intel.com


Signed-off-by: default avatarMustafa Ismail <mustafa.ismail@intel.com>
Signed-off-by: default avatarShiraz Saleem <shiraz.saleem@intel.com>
Signed-off-by: default avatarJason Gunthorpe <jgg@nvidia.com>
parent 551c46ed

drivers/infiniband/hw/irdma/osdep.h

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/* SPDX-License-Identifier: GPL-2.0 or Linux-OpenIB */

/* Copyright (c) 2015 - 2021 Intel Corporation */

#ifndef IRDMA_OSDEP_H

#define IRDMA_OSDEP_H



#include <linux/pci.h>

#include <linux/bitfield.h>

#include <crypto/hash.h>

#include <rdma/ib_verbs.h>



#define STATS_TIMER_DELAY	60000



struct irdma_dma_info {

	dma_addr_t *dmaaddrs;

};



struct irdma_dma_mem {

	void *va;

	dma_addr_t pa;

	u32 size;

} __packed;



struct irdma_virt_mem {

	void *va;

	u32 size;

} __packed;



struct irdma_sc_vsi;

struct irdma_sc_dev;

struct irdma_sc_qp;

struct irdma_puda_buf;

struct irdma_puda_cmpl_info;

struct irdma_update_sds_info;

struct irdma_hmc_fcn_info;

struct irdma_manage_vf_pble_info;

struct irdma_hw;

struct irdma_pci_f;



struct ib_device *to_ibdev(struct irdma_sc_dev *dev);

u8 __iomem *irdma_get_hw_addr(void *dev);

void irdma_ieq_mpa_crc_ae(struct irdma_sc_dev *dev, struct irdma_sc_qp *qp);

enum irdma_status_code irdma_vf_wait_vchnl_resp(struct irdma_sc_dev *dev);

bool irdma_vf_clear_to_send(struct irdma_sc_dev *dev);

void irdma_add_dev_ref(struct irdma_sc_dev *dev);

void irdma_put_dev_ref(struct irdma_sc_dev *dev);

enum irdma_status_code irdma_ieq_check_mpacrc(struct shash_desc *desc,

					      void *addr, u32 len, u32 val);

struct irdma_sc_qp *irdma_ieq_get_qp(struct irdma_sc_dev *dev,

				     struct irdma_puda_buf *buf);

void irdma_send_ieq_ack(struct irdma_sc_qp *qp);

void irdma_ieq_update_tcpip_info(struct irdma_puda_buf *buf, u16 len,

				 u32 seqnum);

void irdma_free_hash_desc(struct shash_desc *hash_desc);

enum irdma_status_code irdma_init_hash_desc(struct shash_desc **hash_desc);

enum irdma_status_code

irdma_puda_get_tcpip_info(struct irdma_puda_cmpl_info *info,

			  struct irdma_puda_buf *buf);

enum irdma_status_code irdma_cqp_sds_cmd(struct irdma_sc_dev *dev,

					 struct irdma_update_sds_info *info);

enum irdma_status_code

irdma_cqp_manage_hmc_fcn_cmd(struct irdma_sc_dev *dev,

			     struct irdma_hmc_fcn_info *hmcfcninfo,

			     u16 *pmf_idx);

enum irdma_status_code

irdma_cqp_query_fpm_val_cmd(struct irdma_sc_dev *dev,

			    struct irdma_dma_mem *val_mem, u8 hmc_fn_id);

enum irdma_status_code

irdma_cqp_commit_fpm_val_cmd(struct irdma_sc_dev *dev,

			     struct irdma_dma_mem *val_mem, u8 hmc_fn_id);

enum irdma_status_code irdma_alloc_query_fpm_buf(struct irdma_sc_dev *dev,

						 struct irdma_dma_mem *mem);

void *irdma_remove_cqp_head(struct irdma_sc_dev *dev);

void irdma_term_modify_qp(struct irdma_sc_qp *qp, u8 next_state, u8 term,

			  u8 term_len);

void irdma_terminate_done(struct irdma_sc_qp *qp, int timeout_occurred);

void irdma_terminate_start_timer(struct irdma_sc_qp *qp);

void irdma_terminate_del_timer(struct irdma_sc_qp *qp);

void irdma_hw_stats_start_timer(struct irdma_sc_vsi *vsi);

void irdma_hw_stats_stop_timer(struct irdma_sc_vsi *vsi);

void wr32(struct irdma_hw *hw, u32 reg, u32 val);

u32 rd32(struct irdma_hw *hw, u32 reg);

u64 rd64(struct irdma_hw *hw, u32 reg);

enum irdma_status_code irdma_map_vm_page_list(struct irdma_hw *hw, void *va,

					      dma_addr_t *pg_dma, u32 pg_cnt);

void irdma_unmap_vm_page_list(struct irdma_hw *hw, dma_addr_t *pg_dma, u32 pg_cnt);

#endif /* IRDMA_OSDEP_H */

drivers/infiniband/hw/irdma/protos.h

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/* SPDX-License-Identifier: GPL-2.0 or Linux-OpenIB */

/* Copyright (c) 2016 - 2021 Intel Corporation */

#ifndef IRDMA_PROTOS_H

#define IRDMA_PROTOS_H



#define PAUSE_TIMER_VAL		0xffff

#define REFRESH_THRESHOLD	0x7fff

#define HIGH_THRESHOLD		0x800

#define LOW_THRESHOLD		0x200

#define ALL_TC2PFC		0xff

#define CQP_COMPL_WAIT_TIME_MS	10

#define CQP_TIMEOUT_THRESHOLD	500



/* init operations */

enum irdma_status_code irdma_sc_dev_init(enum irdma_vers ver,

					 struct irdma_sc_dev *dev,

					 struct irdma_device_init_info *info);

void irdma_sc_rt_init(struct irdma_sc_dev *dev);

void irdma_sc_cqp_post_sq(struct irdma_sc_cqp *cqp);

__le64 *irdma_sc_cqp_get_next_send_wqe(struct irdma_sc_cqp *cqp, u64 scratch);

enum irdma_status_code

irdma_sc_mr_fast_register(struct irdma_sc_qp *qp,

			  struct irdma_fast_reg_stag_info *info, bool post_sq);

/* HMC/FPM functions */

enum irdma_status_code irdma_sc_init_iw_hmc(struct irdma_sc_dev *dev,

					    u8 hmc_fn_id);

/* stats misc */

enum irdma_status_code

irdma_cqp_gather_stats_cmd(struct irdma_sc_dev *dev,

			   struct irdma_vsi_pestat *pestat, bool wait);

void irdma_cqp_gather_stats_gen1(struct irdma_sc_dev *dev,

				 struct irdma_vsi_pestat *pestat);

void irdma_hw_stats_read_all(struct irdma_vsi_pestat *stats,

			     struct irdma_dev_hw_stats *stats_values,

			     u64 *hw_stats_regs_32, u64 *hw_stats_regs_64,

			     u8 hw_rev);

enum irdma_status_code

irdma_cqp_ws_node_cmd(struct irdma_sc_dev *dev, u8 cmd,

		      struct irdma_ws_node_info *node_info);

enum irdma_status_code irdma_cqp_up_map_cmd(struct irdma_sc_dev *dev, u8 cmd,

					    struct irdma_up_info *map_info);

enum irdma_status_code irdma_cqp_ceq_cmd(struct irdma_sc_dev *dev,

					 struct irdma_sc_ceq *sc_ceq, u8 op);

enum irdma_status_code irdma_cqp_aeq_cmd(struct irdma_sc_dev *dev,

					 struct irdma_sc_aeq *sc_aeq, u8 op);

enum irdma_status_code

irdma_cqp_stats_inst_cmd(struct irdma_sc_vsi *vsi, u8 cmd,

			 struct irdma_stats_inst_info *stats_info);

u16 irdma_alloc_ws_node_id(struct irdma_sc_dev *dev);

void irdma_free_ws_node_id(struct irdma_sc_dev *dev, u16 node_id);

void irdma_update_stats(struct irdma_dev_hw_stats *hw_stats,

			struct irdma_gather_stats *gather_stats,

			struct irdma_gather_stats *last_gather_stats);

/* vsi functions */

enum irdma_status_code irdma_vsi_stats_init(struct irdma_sc_vsi *vsi,

					    struct irdma_vsi_stats_info *info);

void irdma_vsi_stats_free(struct irdma_sc_vsi *vsi);

void irdma_sc_vsi_init(struct irdma_sc_vsi *vsi,

		       struct irdma_vsi_init_info *info);

enum irdma_status_code irdma_sc_add_cq_ctx(struct irdma_sc_ceq *ceq,

					   struct irdma_sc_cq *cq);

void irdma_sc_remove_cq_ctx(struct irdma_sc_ceq *ceq, struct irdma_sc_cq *cq);

/* misc L2 param change functions */

void irdma_change_l2params(struct irdma_sc_vsi *vsi,

			   struct irdma_l2params *l2params);

void irdma_sc_suspend_resume_qps(struct irdma_sc_vsi *vsi, u8 suspend);

enum irdma_status_code irdma_cqp_qp_suspend_resume(struct irdma_sc_qp *qp,

						   u8 cmd);

void irdma_qp_add_qos(struct irdma_sc_qp *qp);

void irdma_qp_rem_qos(struct irdma_sc_qp *qp);

struct irdma_sc_qp *irdma_get_qp_from_list(struct list_head *head,

					   struct irdma_sc_qp *qp);

void irdma_reinitialize_ieq(struct irdma_sc_vsi *vsi);

u16 irdma_alloc_ws_node_id(struct irdma_sc_dev *dev);

void irdma_free_ws_node_id(struct irdma_sc_dev *dev, u16 node_id);

/* terminate functions*/

void irdma_terminate_send_fin(struct irdma_sc_qp *qp);



void irdma_terminate_connection(struct irdma_sc_qp *qp,

				struct irdma_aeqe_info *info);



void irdma_terminate_received(struct irdma_sc_qp *qp,

			      struct irdma_aeqe_info *info);

/* dynamic memory allocation */

/* misc */

u8 irdma_get_encoded_wqe_size(u32 wqsize, enum irdma_queue_type queue_type);

void irdma_modify_qp_to_err(struct irdma_sc_qp *sc_qp);

enum irdma_status_code

irdma_sc_static_hmc_pages_allocated(struct irdma_sc_cqp *cqp, u64 scratch,

				    u8 hmc_fn_id, bool post_sq,

				    bool poll_registers);

enum irdma_status_code irdma_cfg_fpm_val(struct irdma_sc_dev *dev,

					 u32 qp_count);

enum irdma_status_code irdma_get_rdma_features(struct irdma_sc_dev *dev);

void free_sd_mem(struct irdma_sc_dev *dev);

enum irdma_status_code irdma_process_cqp_cmd(struct irdma_sc_dev *dev,

					     struct cqp_cmds_info *pcmdinfo);

enum irdma_status_code irdma_process_bh(struct irdma_sc_dev *dev);

enum irdma_status_code irdma_cqp_sds_cmd(struct irdma_sc_dev *dev,

					 struct irdma_update_sds_info *info);

enum irdma_status_code

irdma_cqp_query_fpm_val_cmd(struct irdma_sc_dev *dev,

			    struct irdma_dma_mem *val_mem, u8 hmc_fn_id);

enum irdma_status_code

irdma_cqp_commit_fpm_val_cmd(struct irdma_sc_dev *dev,

			     struct irdma_dma_mem *val_mem, u8 hmc_fn_id);

enum irdma_status_code irdma_alloc_query_fpm_buf(struct irdma_sc_dev *dev,

						 struct irdma_dma_mem *mem);

enum irdma_status_code

irdma_cqp_manage_hmc_fcn_cmd(struct irdma_sc_dev *dev,

			     struct irdma_hmc_fcn_info *hmcfcninfo,

			     u16 *pmf_idx);

void irdma_add_dev_ref(struct irdma_sc_dev *dev);

void irdma_put_dev_ref(struct irdma_sc_dev *dev);

void *irdma_remove_cqp_head(struct irdma_sc_dev *dev);

#endif /* IRDMA_PROTOS_H */

drivers/infiniband/hw/irdma/status.h

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/* SPDX-License-Identifier: GPL-2.0 or Linux-OpenIB */

/* Copyright (c) 2015 - 2020 Intel Corporation */

#ifndef IRDMA_STATUS_H

#define IRDMA_STATUS_H



/* Error Codes */

enum irdma_status_code {

	IRDMA_SUCCESS				= 0,

	IRDMA_ERR_NVM				= -1,

	IRDMA_ERR_NVM_CHECKSUM			= -2,

	IRDMA_ERR_CFG				= -4,

	IRDMA_ERR_PARAM				= -5,

	IRDMA_ERR_DEVICE_NOT_SUPPORTED		= -6,

	IRDMA_ERR_RESET_FAILED			= -7,

	IRDMA_ERR_SWFW_SYNC			= -8,

	IRDMA_ERR_NO_MEMORY			= -9,

	IRDMA_ERR_BAD_PTR			= -10,

	IRDMA_ERR_INVALID_PD_ID			= -11,

	IRDMA_ERR_INVALID_QP_ID			= -12,

	IRDMA_ERR_INVALID_CQ_ID			= -13,

	IRDMA_ERR_INVALID_CEQ_ID		= -14,

	IRDMA_ERR_INVALID_AEQ_ID		= -15,

	IRDMA_ERR_INVALID_SIZE			= -16,

	IRDMA_ERR_INVALID_ARP_INDEX		= -17,

	IRDMA_ERR_INVALID_FPM_FUNC_ID		= -18,

	IRDMA_ERR_QP_INVALID_MSG_SIZE		= -19,

	IRDMA_ERR_QP_TOOMANY_WRS_POSTED		= -20,

	IRDMA_ERR_INVALID_FRAG_COUNT		= -21,

	IRDMA_ERR_Q_EMPTY			= -22,

	IRDMA_ERR_INVALID_ALIGNMENT		= -23,

	IRDMA_ERR_FLUSHED_Q			= -24,

	IRDMA_ERR_INVALID_PUSH_PAGE_INDEX	= -25,

	IRDMA_ERR_INVALID_INLINE_DATA_SIZE	= -26,

	IRDMA_ERR_TIMEOUT			= -27,

	IRDMA_ERR_OPCODE_MISMATCH		= -28,

	IRDMA_ERR_CQP_COMPL_ERROR		= -29,

	IRDMA_ERR_INVALID_VF_ID			= -30,

	IRDMA_ERR_INVALID_HMCFN_ID		= -31,

	IRDMA_ERR_BACKING_PAGE_ERROR		= -32,

	IRDMA_ERR_NO_PBLCHUNKS_AVAILABLE	= -33,

	IRDMA_ERR_INVALID_PBLE_INDEX		= -34,

	IRDMA_ERR_INVALID_SD_INDEX		= -35,

	IRDMA_ERR_INVALID_PAGE_DESC_INDEX	= -36,

	IRDMA_ERR_INVALID_SD_TYPE		= -37,

	IRDMA_ERR_MEMCPY_FAILED			= -38,

	IRDMA_ERR_INVALID_HMC_OBJ_INDEX		= -39,

	IRDMA_ERR_INVALID_HMC_OBJ_COUNT		= -40,

	IRDMA_ERR_BUF_TOO_SHORT			= -43,

	IRDMA_ERR_BAD_IWARP_CQE			= -44,

	IRDMA_ERR_NVM_BLANK_MODE		= -45,

	IRDMA_ERR_NOT_IMPL			= -46,

	IRDMA_ERR_PE_DOORBELL_NOT_ENA		= -47,

	IRDMA_ERR_NOT_READY			= -48,

	IRDMA_NOT_SUPPORTED			= -49,

	IRDMA_ERR_FIRMWARE_API_VER		= -50,

	IRDMA_ERR_RING_FULL			= -51,

	IRDMA_ERR_MPA_CRC			= -61,

	IRDMA_ERR_NO_TXBUFS			= -62,

	IRDMA_ERR_SEQ_NUM			= -63,

	IRDMA_ERR_list_empty			= -64,

	IRDMA_ERR_INVALID_MAC_ADDR		= -65,

	IRDMA_ERR_BAD_STAG			= -66,

	IRDMA_ERR_CQ_COMPL_ERROR		= -67,

	IRDMA_ERR_Q_DESTROYED			= -68,

	IRDMA_ERR_INVALID_FEAT_CNT		= -69,

	IRDMA_ERR_REG_CQ_FULL			= -70,

	IRDMA_ERR_VF_MSG_ERROR			= -71,

	IRDMA_ERR_NO_INTR			= -72,

	IRDMA_ERR_REG_QSET			= -73,

};

#endif /* IRDMA_STATUS_H */

drivers/infiniband/hw/irdma/utils.c

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