android_kernel_samsung_sm8650-modules/utils/pktlog/include/pktlog_ac.h

/*
 * Copyright (c) 2012-2020 The Linux Foundation. All rights reserved.
 *
 * Permission to use, copy, modify, and/or distribute this software for
 * any purpose with or without fee is hereby granted, provided that the
 * above copyright notice and this permission notice appear in all
 * copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
 * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
 * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
 * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
 * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
 * PERFORMANCE OF THIS SOFTWARE.
 */

#ifndef _PKTLOG_AC_H_
#define _PKTLOG_AC_H_

#include "hif.h"
#ifndef REMOVE_PKT_LOG
#include "ol_if_athvar.h"
#include "osdep.h"
#include <wmi_unified.h>
#include <wmi_unified_api.h>
#include <wdi_event_api.h>
#include <ol_defines.h>
#include <pktlog_ac_api.h>
#include <pktlog_ac_fmt.h>

#define NO_REG_FUNCS    4

/* Locking interface for pktlog */
#define PKTLOG_LOCK_INIT(_pl_info)    qdf_spinlock_create(&(_pl_info)->log_lock)
#define PKTLOG_LOCK_DESTROY(_pl_info) \
				qdf_spinlock_destroy(&(_pl_info)->log_lock)
#define PKTLOG_LOCK(_pl_info)         qdf_spin_lock_bh(&(_pl_info)->log_lock)
#define PKTLOG_UNLOCK(_pl_info)       qdf_spin_unlock_bh(&(_pl_info)->log_lock)

#define PKTLOG_MODE_SYSTEM      1
#define PKTLOG_MODE_ADAPTER     2

/*
 * The proc entry starts with magic number and version field which will be
 * used by post processing scripts. These fields are not needed by applications
 * that do not use these scripts. This is skipped using the offset value.
 */
#define PKTLOG_READ_OFFSET    8

/* forward declaration for cdp_pdev */
struct cdp_pdev;

/* Opaque softc */
struct ol_ath_generic_softc_t;
typedef struct ol_ath_generic_softc_t *ol_ath_generic_softc_handle;
extern void pktlog_disable_adapter_logging(struct hif_opaque_softc *scn);
extern int pktlog_alloc_buf(struct hif_opaque_softc *scn);
extern void pktlog_release_buf(struct hif_opaque_softc *scn);

ssize_t pktlog_read_proc_entry(char *buf, size_t nbytes, loff_t *ppos,
		struct ath_pktlog_info *pl_info, bool *read_complete);

/**
 * wdi_pktlog_unsubscribe() - Unsubscribe pktlog callbacks
 * @pdev_id: pdev id
 * @log_state: Pktlog registration
 *
 * Return: zero on success, non-zero on failure
 */
A_STATUS wdi_pktlog_unsubscribe(uint8_t pdev_id, uint32_t log_state);

struct ol_pl_arch_dep_funcs {
	void (*pktlog_init)(struct hif_opaque_softc *scn);
	int (*pktlog_enable)(struct hif_opaque_softc *scn, int32_t log_state,
			     bool ini, uint8_t user,
			     uint32_t is_iwpriv_command);
	int (*pktlog_setsize)(struct hif_opaque_softc *scn, int32_t log_state);
	int (*pktlog_disable)(struct hif_opaque_softc *scn);
};

struct ol_pl_os_dep_funcs {
	int (*pktlog_attach)(struct hif_opaque_softc *scn);
	void (*pktlog_detach)(struct hif_opaque_softc *scn);

};

struct ath_pktlog_wmi_params {
	WMI_PKTLOG_EVENT pktlog_event;
	WMI_CMD_ID cmd_id;
	bool ini_triggered;
	uint8_t user_triggered;
};

extern struct ol_pl_arch_dep_funcs ol_pl_funcs;
extern struct ol_pl_os_dep_funcs *g_ol_pl_os_dep_funcs;

/* Pktlog handler to save the state of the pktlogs */
struct pktlog_dev_t {
	struct ol_pl_arch_dep_funcs *pl_funcs;
	struct ath_pktlog_info *pl_info;
	ol_ath_generic_softc_handle scn;
	uint8_t pdev_id;
	char *name;
	bool tgt_pktlog_alloced;
	bool is_pktlog_cb_subscribed;
	bool mt_pktlog_enabled;
	uint32_t htc_err_cnt;
	uint8_t htc_endpoint;
	void *htc_pdev;
	bool vendor_cmd_send;
	uint8_t callback_type;
	uint32_t invalid_packets;
};

#define PKTLOG_SYSCTL_SIZE      14
#define PKTLOG_MAX_SEND_QUEUE_DEPTH 64

/*
 * Linux specific pktlog state information
 */
struct ath_pktlog_info_lnx {
	struct ath_pktlog_info info;
	struct ctl_table sysctls[PKTLOG_SYSCTL_SIZE];
	struct proc_dir_entry *proc_entry;
	struct ctl_table_header *sysctl_header;
};

#define PL_INFO_LNX(_pl_info)   ((struct ath_pktlog_info_lnx *)(_pl_info))

extern struct ol_pktlog_dev_t ol_pl_dev;

/*
 * WDI related data and functions
 * Callback function to the WDI events
 */
void pktlog_callback(void *pdev, enum WDI_EVENT event, void *log_data,
			u_int16_t peer_id, uint32_t status);

void pktlog_init(struct hif_opaque_softc *scn);
int pktlog_enable(struct hif_opaque_softc *scn, int32_t log_state,
		 bool, uint8_t, uint32_t);
int __pktlog_enable(struct hif_opaque_softc *scn, int32_t log_state,
		    bool ini_triggered, uint8_t user_triggered,
		    uint32_t is_iwpriv_command);
int pktlog_setsize(struct hif_opaque_softc *scn, int32_t log_state);
int pktlog_clearbuff(struct hif_opaque_softc *scn, bool clear_buff);
int pktlog_disable(struct hif_opaque_softc *scn);
int pktlogmod_init(void *context);
void pktlogmod_exit(void *context);
int pktlog_htc_attach(void);

/**
 * pktlog_process_fw_msg() - process packetlog message
 * @pdev_id: physical device instance id
 * @msg_word: message buffer
 * @msg_len: message length
 *
 * Return: None
 */
void pktlog_process_fw_msg(uint8_t pdev_id, uint32_t *msg_word,
			   uint32_t msg_len);
void lit_pktlog_callback(void *context, enum WDI_EVENT event, void *log_data,
	u_int16_t peer_id, uint32_t status);

#define ol_pktlog_attach(_scn)			\
	do {					\
		if (g_ol_pl_os_dep_funcs) {	\
			g_ol_pl_os_dep_funcs->pktlog_attach(_scn);	\
		}				\
	} while (0)

#define ol_pktlog_detach(_scn)			\
	do {					\
		if (g_ol_pl_os_dep_funcs) {	\
			g_ol_pl_os_dep_funcs->pktlog_detach(_scn);	\
		}				\
	} while (0)

#else                           /* REMOVE_PKT_LOG */
#define ol_pktlog_attach(_scn)  ({ (void)_scn; })
#define ol_pktlog_detach(_scn)  ({ (void)_scn; })
static inline void pktlog_init(struct hif_opaque_softc *scn)
{
	return;
}

static inline int pktlog_enable(struct hif_opaque_softc *scn, int32_t log_state,
				bool ini, uint8_t user,
				uint32_t is_iwpriv_command)
{
	return 0;
}

static inline
int __pktlog_enable(struct hif_opaque_softc *scn, int32_t log_state,
		    bool ini_triggered, uint8_t user_triggered,
		    uint32_t is_iwpriv_command)
{
	return 0;
}

static inline int pktlog_setsize(struct hif_opaque_softc *scn,
				 int32_t log_state)
{
	return 0;
}

static inline int pktlog_clearbuff(struct hif_opaque_softc *scn,
				   bool clear_buff)
{
	return 0;
}

static inline int pktlog_disable(struct hif_opaque_softc *scn)
{
	return 0;
}

static inline int pktlog_htc_attach(void)
{
	return 0;
}

static inline void pktlog_process_fw_msg(uint8_t pdev_id, uint32_t *msg_word,
					 uint32_t msg_len)
{ }
#endif /* REMOVE_PKT_LOG */
#endif /* _PKTLOG_AC_H_ */