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// SPDX-License-Identifier: GPL-2.0
/****************************************************************************
* -----------------------------DEGUGFS STUFF-------------------------
****************************************************************************/
#include <linux/debugfs.h>
#include <linux/seq_file.h>
#include "r8192U.h"
#define KBUILD_MODNAME "r8192u_usb"
static int rtl8192_usb_stats_ap_show(struct seq_file *m, void *v)
{
struct net_device *dev = m->private;
struct r8192_priv *priv = ieee80211_priv(dev);
struct ieee80211_device *ieee = priv->ieee80211;
struct ieee80211_network *target;
list_for_each_entry(target, &ieee->network_list, list) {
const char *wpa = "non_WPA";
if (target->wpa_ie_len > 0 || target->rsn_ie_len > 0)
wpa = "WPA";
seq_printf(m, "%s %s\n", target->ssid, wpa);
}
return 0;
}
static int rtl8192_usb_registers_show(struct seq_file *m, void *v)
{
struct net_device *dev = m->private;
int i, n, max = 0xff;
u8 byte_rd;
seq_puts(m, "\n####################page 0##################\n ");
for (n = 0; n <= max;) {
seq_printf(m, "\nD: %2x > ", n);
for (i = 0; i < 16 && n <= max; i++, n++) {
read_nic_byte(dev, 0x000 | n, &byte_rd);
seq_printf(m, "%2x ", byte_rd);
}
}
seq_puts(m, "\n####################page 1##################\n ");
for (n = 0; n <= max;) {
seq_printf(m, "\nD: %2x > ", n);
for (i = 0; i < 16 && n <= max; i++, n++) {
read_nic_byte(dev, 0x100 | n, &byte_rd);
seq_printf(m, "%2x ", byte_rd);
}
}
seq_puts(m, "\n####################page 3##################\n ");
for (n = 0; n <= max;) {
seq_printf(m, "\nD: %2x > ", n);
for (i = 0; i < 16 && n <= max; i++, n++) {
read_nic_byte(dev, 0x300 | n, &byte_rd);
seq_printf(m, "%2x ", byte_rd);
}
}
seq_putc(m, '\n');
return 0;
}
static int rtl8192_usb_stats_tx_show(struct seq_file *m, void *v)
{
struct net_device *dev = m->private;
struct r8192_priv *priv = ieee80211_priv(dev);
seq_printf(m,
"TX VI priority ok int: %lu\n"
"TX VI priority error int: %lu\n"
"TX VO priority ok int: %lu\n"
"TX VO priority error int: %lu\n"
"TX BE priority ok int: %lu\n"
"TX BE priority error int: %lu\n"
"TX BK priority ok int: %lu\n"
"TX BK priority error int: %lu\n"
"TX MANAGE priority ok int: %lu\n"
"TX MANAGE priority error int: %lu\n"
"TX BEACON priority ok int: %lu\n"
"TX BEACON priority error int: %lu\n"
"TX queue resume: %lu\n"
"TX queue stopped?: %d\n"
"TX fifo overflow: %lu\n"
"TX VI queue: %d\n"
"TX VO queue: %d\n"
"TX BE queue: %d\n"
"TX BK queue: %d\n"
"TX VI dropped: %lu\n"
"TX VO dropped: %lu\n"
"TX BE dropped: %lu\n"
"TX BK dropped: %lu\n"
"TX total data packets %lu\n",
priv->stats.txviokint,
priv->stats.txvierr,
priv->stats.txvookint,
priv->stats.txvoerr,
priv->stats.txbeokint,
priv->stats.txbeerr,
priv->stats.txbkokint,
priv->stats.txbkerr,
priv->stats.txmanageokint,
priv->stats.txmanageerr,
priv->stats.txbeaconokint,
priv->stats.txbeaconerr,
priv->stats.txresumed,
netif_queue_stopped(dev),
priv->stats.txoverflow,
atomic_read(&(priv->tx_pending[VI_PRIORITY])),
atomic_read(&(priv->tx_pending[VO_PRIORITY])),
atomic_read(&(priv->tx_pending[BE_PRIORITY])),
atomic_read(&(priv->tx_pending[BK_PRIORITY])),
priv->stats.txvidrop,
priv->stats.txvodrop,
priv->stats.txbedrop,
priv->stats.txbkdrop,
priv->stats.txdatapkt
);
return 0;
}
static int rtl8192_usb_stats_rx_show(struct seq_file *m, void *v)
{
struct net_device *dev = m->private;
struct r8192_priv *priv = ieee80211_priv(dev);
seq_printf(m,
"RX packets: %lu\n"
"RX urb status error: %lu\n"
"RX invalid urb error: %lu\n",
priv->stats.rxoktotal,
priv->stats.rxstaterr,
priv->stats.rxurberr);
return 0;
}
DEFINE_SHOW_ATTRIBUTE(rtl8192_usb_stats_rx);
DEFINE_SHOW_ATTRIBUTE(rtl8192_usb_stats_tx);
DEFINE_SHOW_ATTRIBUTE(rtl8192_usb_stats_ap);
DEFINE_SHOW_ATTRIBUTE(rtl8192_usb_registers);
void rtl8192_debugfs_init_one(struct net_device *dev)
{
struct r8192_priv *priv = ieee80211_priv(dev);
struct dentry *parent_dir = debugfs_lookup(KBUILD_MODNAME, NULL);
struct dentry *dir = debugfs_create_dir(dev->name, parent_dir);
debugfs_create_file("stats-rx", 0444, dir, dev, &rtl8192_usb_stats_rx_fops);
debugfs_create_file("stats-tx", 0444, dir, dev, &rtl8192_usb_stats_tx_fops);
debugfs_create_file("stats-ap", 0444, dir, dev, &rtl8192_usb_stats_ap_fops);
debugfs_create_file("registers", 0444, dir, dev, &rtl8192_usb_registers_fops);
priv->debugfs_dir = dir;
}
void rtl8192_debugfs_exit_one(struct net_device *dev)
{
struct r8192_priv *priv = ieee80211_priv(dev);
debugfs_remove_recursive(priv->debugfs_dir);
}
void rtl8192_debugfs_rename_one(struct net_device *dev)
{
struct r8192_priv *priv = ieee80211_priv(dev);
struct dentry *parent_dir = debugfs_lookup(KBUILD_MODNAME, NULL);
debugfs_rename(parent_dir, priv->debugfs_dir, parent_dir, dev->name);
}
void rtl8192_debugfs_init(void)
{
debugfs_create_dir(KBUILD_MODNAME, NULL);
}
void rtl8192_debugfs_exit(void)
{
debugfs_remove_recursive(debugfs_lookup(KBUILD_MODNAME, NULL));
}
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