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sys/dev/irdma/irdma_hmc.h

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/*-
* SPDX-License-Identifier: GPL-2.0 or Linux-OpenIB
*
* Copyright (c) 2015 - 2021 Intel 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
* OpenFabrics.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.
*/
/*$FreeBSD$*/
#ifndef IRDMA_HMC_H
#define IRDMA_HMC_H
#include "irdma_defs.h"
#define IRDMA_HMC_MAX_BP_COUNT 512
#define IRDMA_MAX_SD_ENTRIES 11
#define IRDMA_HW_DBG_HMC_INVALID_BP_MARK 0xca
#define IRDMA_HMC_INFO_SIGNATURE 0x484d5347
#define IRDMA_HMC_PD_CNT_IN_SD 512
#define IRDMA_HMC_DIRECT_BP_SIZE 0x200000
#define IRDMA_HMC_MAX_SD_COUNT 8192
#define IRDMA_HMC_PAGED_BP_SIZE 4096
#define IRDMA_HMC_PD_BP_BUF_ALIGNMENT 4096
#define IRDMA_FIRST_VF_FPM_ID 8
#define FPM_MULTIPLIER 1024
enum irdma_hmc_rsrc_type {
IRDMA_HMC_IW_QP = 0,
IRDMA_HMC_IW_CQ = 1,
IRDMA_HMC_IW_RESERVED = 2,
IRDMA_HMC_IW_HTE = 3,
IRDMA_HMC_IW_ARP = 4,
IRDMA_HMC_IW_APBVT_ENTRY = 5,
IRDMA_HMC_IW_MR = 6,
IRDMA_HMC_IW_XF = 7,
IRDMA_HMC_IW_XFFL = 8,
IRDMA_HMC_IW_Q1 = 9,
IRDMA_HMC_IW_Q1FL = 10,
IRDMA_HMC_IW_TIMER = 11,
IRDMA_HMC_IW_FSIMC = 12,
IRDMA_HMC_IW_FSIAV = 13,
IRDMA_HMC_IW_PBLE = 14,
IRDMA_HMC_IW_RRF = 15,
IRDMA_HMC_IW_RRFFL = 16,
IRDMA_HMC_IW_HDR = 17,
IRDMA_HMC_IW_MD = 18,
IRDMA_HMC_IW_OOISC = 19,
IRDMA_HMC_IW_OOISCFFL = 20,
IRDMA_HMC_IW_MAX, /* Must be last entry */
};
enum irdma_sd_entry_type {
IRDMA_SD_TYPE_INVALID = 0,
IRDMA_SD_TYPE_PAGED = 1,
IRDMA_SD_TYPE_DIRECT = 2,
};
struct irdma_hmc_obj_info {
u64 base;
u32 max_cnt;
u32 cnt;
u64 size;
};
struct irdma_hmc_bp {
enum irdma_sd_entry_type entry_type;
struct irdma_dma_mem addr;
u32 sd_pd_index;
u32 use_cnt;
};
struct irdma_hmc_pd_entry {
struct irdma_hmc_bp bp;
u32 sd_index;
bool rsrc_pg:1;
bool valid:1;
};
struct irdma_hmc_pd_table {
struct irdma_dma_mem pd_page_addr;
struct irdma_hmc_pd_entry *pd_entry;
struct irdma_virt_mem pd_entry_virt_mem;
u32 use_cnt;
u32 sd_index;
};
struct irdma_hmc_sd_entry {
enum irdma_sd_entry_type entry_type;
bool valid;
union {
struct irdma_hmc_pd_table pd_table;
struct irdma_hmc_bp bp;
} u;
};
struct irdma_hmc_sd_table {
struct irdma_virt_mem addr;
u32 sd_cnt;
u32 use_cnt;
struct irdma_hmc_sd_entry *sd_entry;
};
struct irdma_hmc_info {
u32 signature;
u8 hmc_fn_id;
u16 first_sd_index;
struct irdma_hmc_obj_info *hmc_obj;
struct irdma_virt_mem hmc_obj_virt_mem;
struct irdma_hmc_sd_table sd_table;
u16 sd_indexes[IRDMA_HMC_MAX_SD_COUNT];
};
struct irdma_update_sd_entry {
u64 cmd;
u64 data;
};
struct irdma_update_sds_info {
u32 cnt;
u8 hmc_fn_id;
struct irdma_update_sd_entry entry[IRDMA_MAX_SD_ENTRIES];
};
struct irdma_ccq_cqe_info;
struct irdma_hmc_fcn_info {
u32 vf_id;
u8 free_fcn;
};
struct irdma_hmc_create_obj_info {
struct irdma_hmc_info *hmc_info;
struct irdma_virt_mem add_sd_virt_mem;
u32 rsrc_type;
u32 start_idx;
u32 count;
u32 add_sd_cnt;
enum irdma_sd_entry_type entry_type;
bool privileged;
};
struct irdma_hmc_del_obj_info {
struct irdma_hmc_info *hmc_info;
struct irdma_virt_mem del_sd_virt_mem;
u32 rsrc_type;
u32 start_idx;
u32 count;
u32 del_sd_cnt;
bool privileged;
};
int irdma_copy_dma_mem(struct irdma_hw *hw, void *dest_buf,
struct irdma_dma_mem *src_mem, u64 src_offset, u64 size);
int irdma_sc_create_hmc_obj(struct irdma_sc_dev *dev,
struct irdma_hmc_create_obj_info *info);
int irdma_sc_del_hmc_obj(struct irdma_sc_dev *dev,
struct irdma_hmc_del_obj_info *info, bool reset);
int irdma_hmc_sd_one(struct irdma_sc_dev *dev, u8 hmc_fn_id, u64 pa, u32 sd_idx,
enum irdma_sd_entry_type type,
bool setsd);
int irdma_update_sds_noccq(struct irdma_sc_dev *dev,
struct irdma_update_sds_info *info);
struct irdma_vfdev *irdma_vfdev_from_fpm(struct irdma_sc_dev *dev,
u8 hmc_fn_id);
struct irdma_hmc_info *irdma_vf_hmcinfo_from_fpm(struct irdma_sc_dev *dev,
u8 hmc_fn_id);
int irdma_add_sd_table_entry(struct irdma_hw *hw,
struct irdma_hmc_info *hmc_info, u32 sd_index,
enum irdma_sd_entry_type type, u64 direct_mode_sz);
int irdma_add_pd_table_entry(struct irdma_sc_dev *dev,
struct irdma_hmc_info *hmc_info, u32 pd_index,
struct irdma_dma_mem *rsrc_pg);
int irdma_remove_pd_bp(struct irdma_sc_dev *dev,
struct irdma_hmc_info *hmc_info, u32 idx);
int irdma_prep_remove_sd_bp(struct irdma_hmc_info *hmc_info, u32 idx);
int irdma_prep_remove_pd_page(struct irdma_hmc_info *hmc_info, u32 idx);
#endif /* IRDMA_HMC_H */