linux/drivers/net/wireless/broadcom/b43/debugfs.c

// SPDX-License-Identifier: GPL-2.0-or-later
/*

  Broadcom B43 wireless driver

  debugfs driver debugging code

  Copyright (c) 2005-2007 Michael Buesch <[email protected]>


*/

#include <linux/fs.h>
#include <linux/debugfs.h>
#include <linux/slab.h>
#include <linux/netdevice.h>
#include <linux/pci.h>
#include <linux/mutex.h>

#include "b43.h"
#include "main.h"
#include "debugfs.h"
#include "dma.h"
#include "xmit.h"


/* The root directory. */
static struct dentry *rootdir;

struct b43_debugfs_fops { … };

static inline
struct b43_dfs_file *fops_to_dfs_file(struct b43_wldev *dev,
				      const struct b43_debugfs_fops *dfops)
{ … }


#define fappend …


/* The biggest address values for SHM access from the debugfs files. */
#define B43_MAX_SHM_ROUTING …
#define B43_MAX_SHM_ADDR …

static ssize_t shm16read__read_file(struct b43_wldev *dev,
				    char *buf, size_t bufsize)
{ … }

static int shm16read__write_file(struct b43_wldev *dev,
				 const char *buf, size_t count)
{ … }

static int shm16write__write_file(struct b43_wldev *dev,
				  const char *buf, size_t count)
{ … }

static ssize_t shm32read__read_file(struct b43_wldev *dev,
				    char *buf, size_t bufsize)
{ … }

static int shm32read__write_file(struct b43_wldev *dev,
				 const char *buf, size_t count)
{ … }

static int shm32write__write_file(struct b43_wldev *dev,
				  const char *buf, size_t count)
{ … }

/* The biggest MMIO address that we allow access to from the debugfs files. */
#define B43_MAX_MMIO_ACCESS …

static ssize_t mmio16read__read_file(struct b43_wldev *dev,
				     char *buf, size_t bufsize)
{ … }

static int mmio16read__write_file(struct b43_wldev *dev,
				  const char *buf, size_t count)
{ … }

static int mmio16write__write_file(struct b43_wldev *dev,
				   const char *buf, size_t count)
{ … }

static ssize_t mmio32read__read_file(struct b43_wldev *dev,
				     char *buf, size_t bufsize)
{ … }

static int mmio32read__write_file(struct b43_wldev *dev,
				  const char *buf, size_t count)
{ … }

static int mmio32write__write_file(struct b43_wldev *dev,
				   const char *buf, size_t count)
{ … }

static ssize_t txstat_read_file(struct b43_wldev *dev,
				char *buf, size_t bufsize)
{ … }

static int restart_write_file(struct b43_wldev *dev,
			      const char *buf, size_t count)
{ … }

static unsigned long calc_expire_secs(unsigned long now,
				      unsigned long time,
				      unsigned long expire)
{ … }

static ssize_t loctls_read_file(struct b43_wldev *dev,
				char *buf, size_t bufsize)
{ … }

#undef fappend

static ssize_t b43_debugfs_read(struct file *file, char __user *userbuf,
				size_t count, loff_t *ppos)
{ … }

static ssize_t b43_debugfs_write(struct file *file,
				 const char __user *userbuf,
				 size_t count, loff_t *ppos)
{ … }


#define B43_DEBUGFS_FOPS(name, _read, _write) …

B43_DEBUGFS_FOPS(…);
B43_DEBUGFS_FOPS(…);
B43_DEBUGFS_FOPS(…);
B43_DEBUGFS_FOPS(…);
B43_DEBUGFS_FOPS(…);
B43_DEBUGFS_FOPS(…);
B43_DEBUGFS_FOPS(…);
B43_DEBUGFS_FOPS(…);
B43_DEBUGFS_FOPS(…);
B43_DEBUGFS_FOPS(…);
B43_DEBUGFS_FOPS(…);


bool b43_debug(struct b43_wldev *dev, enum b43_dyndbg feature)
{ … }

static void b43_add_dynamic_debug(struct b43_wldev *dev)
{ … }

void b43_debugfs_add_device(struct b43_wldev *dev)
{ … }

void b43_debugfs_remove_device(struct b43_wldev *dev)
{ … }

void b43_debugfs_log_txstat(struct b43_wldev *dev,
			    const struct b43_txstatus *status)
{ … }

void b43_debugfs_init(void)
{ … }

void b43_debugfs_exit(void)
{ … }