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/* Copyright (c) 2019 The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* RMNET Data Smart Hash stamping solution
*
*/
#ifndef _RMNET_SHS_WQ_MEM_H_
#define _RMNET_SHS_WQ_MEM_H_
#include "rmnet_shs.h"
/* Shared memory files */
#define RMNET_SHS_PROC_DIR "shs"
#define RMNET_SHS_PROC_CAPS "rmnet_shs_caps"
#define RMNET_SHS_PROC_G_FLOWS "rmnet_shs_flows"
#define RMNET_SHS_PROC_SS_FLOWS "rmnet_shs_ss_flows"
#define RMNET_SHS_MAX_USRFLOWS (128)
struct __attribute__((__packed__)) rmnet_shs_wq_cpu_cap_usr_s {
u64 pps_capacity;
u64 avg_pps_capacity;
u64 bps_capacity;
u16 cpu_num;
};
struct __attribute__((__packed__)) rmnet_shs_wq_gflows_usr_s {
u64 rx_pps;
u64 avg_pps;
u64 rx_bps;
u32 hash;
u16 cpu_num;
};
struct __attribute__((__packed__)) rmnet_shs_wq_ssflows_usr_s {
u64 rx_pps;
u64 avg_pps;
u64 rx_bps;
u32 hash;
u16 cpu_num;
};
extern struct list_head gflows;
extern struct list_head ssflows;
extern struct list_head cpu_caps;
/* Buffer size for read and write syscalls */
enum {RMNET_SHS_BUFFER_SIZE = 4096};
struct rmnet_shs_mmap_info {
char *data;
};
/* Function Definitions */
void rmnet_shs_wq_ssflow_list_add(struct rmnet_shs_wq_hstat_s *hnode,
struct list_head *ss_flows);
void rmnet_shs_wq_gflow_list_add(struct rmnet_shs_wq_hstat_s *hnode,
struct list_head *gold_flows);
void rmnet_shs_wq_cleanup_gold_flow_list(struct list_head *gold_flows);
void rmnet_shs_wq_cleanup_ss_flow_list(struct list_head *ss_flows);
void rmnet_shs_wq_cpu_caps_list_add(
struct rmnet_shs_wq_rx_flow_s *rx_flow_tbl_p,
struct rmnet_shs_wq_cpu_rx_pkt_q_s *cpu_node,
struct list_head *cpu_caps);
void rmnet_shs_wq_cleanup_cpu_caps_list(struct list_head *cpu_caps);
void rmnet_shs_wq_mem_update_cached_cpu_caps(struct list_head *cpu_caps);
void rmnet_shs_wq_mem_update_cached_sorted_gold_flows(struct list_head *gold_flows);
void rmnet_shs_wq_mem_update_cached_sorted_ss_flows(struct list_head *ss_flows);
void rmnet_shs_wq_mem_init(void);
void rmnet_shs_wq_mem_deinit(void);
#endif /*_RMNET_SHS_WQ_GENL_H_*/
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