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linux_dsm_epyc7002/drivers/net/wireless/intel/iwlegacy/debug.c
Greg Kroah-Hartman 71ee1284d6 iwlegacy: no need to check return value of debugfs_create functions 
When calling debugfs functions, there is no need to ever check the
return value.  The function can work or not, but the code logic should
never do something different based on this.

Cc: Stanislaw Gruszka <sgruszka@redhat.com>
Cc: Kalle Valo <kvalo@codeaurora.org>
Cc: linux-wireless@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Acked-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2019-02-01 14:28:59 +02:00

1399 lines
38 KiB
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/******************************************************************************
*
* GPL LICENSE SUMMARY
*
* Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
* USA
*
* The full GNU General Public License is included in this distribution
* in the file called LICENSE.GPL.
*
* Contact Information:
* Intel Linux Wireless <ilw@linux.intel.com>
* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
*****************************************************************************/
#include <linux/ieee80211.h>
#include <linux/export.h>
#include <net/mac80211.h>
#include "common.h"
static void
il_clear_traffic_stats(struct il_priv *il)
{
memset(&il->tx_stats, 0, sizeof(struct traffic_stats));
memset(&il->rx_stats, 0, sizeof(struct traffic_stats));
}
/*
* il_update_stats function record all the MGMT, CTRL and DATA pkt for
* both TX and Rx . Use debugfs to display the rx/rx_stats
*/
void
il_update_stats(struct il_priv *il, bool is_tx, __le16 fc, u16 len)
{
struct traffic_stats *stats;
if (is_tx)
stats = &il->tx_stats;
else
stats = &il->rx_stats;
if (ieee80211_is_mgmt(fc)) {
switch (fc & cpu_to_le16(IEEE80211_FCTL_STYPE)) {
case cpu_to_le16(IEEE80211_STYPE_ASSOC_REQ):
stats->mgmt[MANAGEMENT_ASSOC_REQ]++;
break;
case cpu_to_le16(IEEE80211_STYPE_ASSOC_RESP):
stats->mgmt[MANAGEMENT_ASSOC_RESP]++;
break;
case cpu_to_le16(IEEE80211_STYPE_REASSOC_REQ):
stats->mgmt[MANAGEMENT_REASSOC_REQ]++;
break;
case cpu_to_le16(IEEE80211_STYPE_REASSOC_RESP):
stats->mgmt[MANAGEMENT_REASSOC_RESP]++;
break;
case cpu_to_le16(IEEE80211_STYPE_PROBE_REQ):
stats->mgmt[MANAGEMENT_PROBE_REQ]++;
break;
case cpu_to_le16(IEEE80211_STYPE_PROBE_RESP):
stats->mgmt[MANAGEMENT_PROBE_RESP]++;
break;
case cpu_to_le16(IEEE80211_STYPE_BEACON):
stats->mgmt[MANAGEMENT_BEACON]++;
break;
case cpu_to_le16(IEEE80211_STYPE_ATIM):
stats->mgmt[MANAGEMENT_ATIM]++;
break;
case cpu_to_le16(IEEE80211_STYPE_DISASSOC):
stats->mgmt[MANAGEMENT_DISASSOC]++;
break;
case cpu_to_le16(IEEE80211_STYPE_AUTH):
stats->mgmt[MANAGEMENT_AUTH]++;
break;
case cpu_to_le16(IEEE80211_STYPE_DEAUTH):
stats->mgmt[MANAGEMENT_DEAUTH]++;
break;
case cpu_to_le16(IEEE80211_STYPE_ACTION):
stats->mgmt[MANAGEMENT_ACTION]++;
break;
}
} else if (ieee80211_is_ctl(fc)) {
switch (fc & cpu_to_le16(IEEE80211_FCTL_STYPE)) {
case cpu_to_le16(IEEE80211_STYPE_BACK_REQ):
stats->ctrl[CONTROL_BACK_REQ]++;
break;
case cpu_to_le16(IEEE80211_STYPE_BACK):
stats->ctrl[CONTROL_BACK]++;
break;
case cpu_to_le16(IEEE80211_STYPE_PSPOLL):
stats->ctrl[CONTROL_PSPOLL]++;
break;
case cpu_to_le16(IEEE80211_STYPE_RTS):
stats->ctrl[CONTROL_RTS]++;
break;
case cpu_to_le16(IEEE80211_STYPE_CTS):
stats->ctrl[CONTROL_CTS]++;
break;
case cpu_to_le16(IEEE80211_STYPE_ACK):
stats->ctrl[CONTROL_ACK]++;
break;
case cpu_to_le16(IEEE80211_STYPE_CFEND):
stats->ctrl[CONTROL_CFEND]++;
break;
case cpu_to_le16(IEEE80211_STYPE_CFENDACK):
stats->ctrl[CONTROL_CFENDACK]++;
break;
}
} else {
/* data */
stats->data_cnt++;
stats->data_bytes += len;
}
}
EXPORT_SYMBOL(il_update_stats);
/* create and remove of files */
#define DEBUGFS_ADD_FILE(name, parent, mode) do { \
debugfs_create_file(#name, mode, parent, il, \
&il_dbgfs_##name##_ops); \
} while (0)
#define DEBUGFS_ADD_BOOL(name, parent, ptr) do { \
debugfs_create_bool(#name, 0600, parent, ptr); \
} while (0)
/* file operation */
#define DEBUGFS_READ_FUNC(name) \
static ssize_t il_dbgfs_##name##_read(struct file *file, \
char __user *user_buf, \
size_t count, loff_t *ppos);
#define DEBUGFS_WRITE_FUNC(name) \
static ssize_t il_dbgfs_##name##_write(struct file *file, \
const char __user *user_buf, \
size_t count, loff_t *ppos);
#define DEBUGFS_READ_FILE_OPS(name) \
DEBUGFS_READ_FUNC(name); \
static const struct file_operations il_dbgfs_##name##_ops = { \
.read = il_dbgfs_##name##_read, \
.open = simple_open, \
.llseek = generic_file_llseek, \
};
#define DEBUGFS_WRITE_FILE_OPS(name) \
DEBUGFS_WRITE_FUNC(name); \
static const struct file_operations il_dbgfs_##name##_ops = { \
.write = il_dbgfs_##name##_write, \
.open = simple_open, \
.llseek = generic_file_llseek, \
};
#define DEBUGFS_READ_WRITE_FILE_OPS(name) \
DEBUGFS_READ_FUNC(name); \
DEBUGFS_WRITE_FUNC(name); \
static const struct file_operations il_dbgfs_##name##_ops = { \
.write = il_dbgfs_##name##_write, \
.read = il_dbgfs_##name##_read, \
.open = simple_open, \
.llseek = generic_file_llseek, \
};
static const char *
il_get_mgmt_string(int cmd)
{
switch (cmd) {
IL_CMD(MANAGEMENT_ASSOC_REQ);
IL_CMD(MANAGEMENT_ASSOC_RESP);
IL_CMD(MANAGEMENT_REASSOC_REQ);
IL_CMD(MANAGEMENT_REASSOC_RESP);
IL_CMD(MANAGEMENT_PROBE_REQ);
IL_CMD(MANAGEMENT_PROBE_RESP);
IL_CMD(MANAGEMENT_BEACON);
IL_CMD(MANAGEMENT_ATIM);
IL_CMD(MANAGEMENT_DISASSOC);
IL_CMD(MANAGEMENT_AUTH);
IL_CMD(MANAGEMENT_DEAUTH);
IL_CMD(MANAGEMENT_ACTION);
default:
return "UNKNOWN";
}
}
static const char *
il_get_ctrl_string(int cmd)
{
switch (cmd) {
IL_CMD(CONTROL_BACK_REQ);
IL_CMD(CONTROL_BACK);
IL_CMD(CONTROL_PSPOLL);
IL_CMD(CONTROL_RTS);
IL_CMD(CONTROL_CTS);
IL_CMD(CONTROL_ACK);
IL_CMD(CONTROL_CFEND);
IL_CMD(CONTROL_CFENDACK);
default:
return "UNKNOWN";
}
}
static ssize_t
il_dbgfs_tx_stats_read(struct file *file, char __user *user_buf, size_t count,
loff_t *ppos)
{
struct il_priv *il = file->private_data;
char *buf;
int pos = 0;
int cnt;
ssize_t ret;
const size_t bufsz =
100 + sizeof(char) * 50 * (MANAGEMENT_MAX + CONTROL_MAX);
buf = kzalloc(bufsz, GFP_KERNEL);
if (!buf)
return -ENOMEM;
pos += scnprintf(buf + pos, bufsz - pos, "Management:\n");
for (cnt = 0; cnt < MANAGEMENT_MAX; cnt++) {
pos +=
scnprintf(buf + pos, bufsz - pos, "\t%25s\t\t: %u\n",
il_get_mgmt_string(cnt), il->tx_stats.mgmt[cnt]);
}
pos += scnprintf(buf + pos, bufsz - pos, "Control\n");
for (cnt = 0; cnt < CONTROL_MAX; cnt++) {
pos +=
scnprintf(buf + pos, bufsz - pos, "\t%25s\t\t: %u\n",
il_get_ctrl_string(cnt), il->tx_stats.ctrl[cnt]);
}
pos += scnprintf(buf + pos, bufsz - pos, "Data:\n");
pos +=
scnprintf(buf + pos, bufsz - pos, "\tcnt: %u\n",
il->tx_stats.data_cnt);
pos +=
scnprintf(buf + pos, bufsz - pos, "\tbytes: %llu\n",
il->tx_stats.data_bytes);
ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
kfree(buf);
return ret;
}
static ssize_t
il_dbgfs_clear_traffic_stats_write(struct file *file,
const char __user *user_buf, size_t count,
loff_t *ppos)
{
struct il_priv *il = file->private_data;
u32 clear_flag;
char buf[8];
int buf_size;
memset(buf, 0, sizeof(buf));
buf_size = min(count, sizeof(buf) - 1);
if (copy_from_user(buf, user_buf, buf_size))
return -EFAULT;
if (sscanf(buf, "%x", &clear_flag) != 1)
return -EFAULT;
il_clear_traffic_stats(il);
return count;
}
static ssize_t
il_dbgfs_rx_stats_read(struct file *file, char __user *user_buf, size_t count,
loff_t *ppos)
{
struct il_priv *il = file->private_data;
char *buf;
int pos = 0;
int cnt;
ssize_t ret;
const size_t bufsz =
100 + sizeof(char) * 50 * (MANAGEMENT_MAX + CONTROL_MAX);
buf = kzalloc(bufsz, GFP_KERNEL);
if (!buf)
return -ENOMEM;
pos += scnprintf(buf + pos, bufsz - pos, "Management:\n");
for (cnt = 0; cnt < MANAGEMENT_MAX; cnt++) {
pos +=
scnprintf(buf + pos, bufsz - pos, "\t%25s\t\t: %u\n",
il_get_mgmt_string(cnt), il->rx_stats.mgmt[cnt]);
}
pos += scnprintf(buf + pos, bufsz - pos, "Control:\n");
for (cnt = 0; cnt < CONTROL_MAX; cnt++) {
pos +=
scnprintf(buf + pos, bufsz - pos, "\t%25s\t\t: %u\n",
il_get_ctrl_string(cnt), il->rx_stats.ctrl[cnt]);
}
pos += scnprintf(buf + pos, bufsz - pos, "Data:\n");
pos +=
scnprintf(buf + pos, bufsz - pos, "\tcnt: %u\n",
il->rx_stats.data_cnt);
pos +=
scnprintf(buf + pos, bufsz - pos, "\tbytes: %llu\n",
il->rx_stats.data_bytes);
ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
kfree(buf);
return ret;
}
#define BYTE1_MASK 0x000000ff;
#define BYTE2_MASK 0x0000ffff;
#define BYTE3_MASK 0x00ffffff;
static ssize_t
il_dbgfs_sram_read(struct file *file, char __user *user_buf, size_t count,
loff_t *ppos)
{
u32 val;
char *buf;
ssize_t ret;
int i;
int pos = 0;
struct il_priv *il = file->private_data;
size_t bufsz;
/* default is to dump the entire data segment */
if (!il->dbgfs_sram_offset && !il->dbgfs_sram_len) {
il->dbgfs_sram_offset = 0x800000;
if (il->ucode_type == UCODE_INIT)
il->dbgfs_sram_len = il->ucode_init_data.len;
else
il->dbgfs_sram_len = il->ucode_data.len;
}
bufsz = 30 + il->dbgfs_sram_len * sizeof(char) * 10;
buf = kmalloc(bufsz, GFP_KERNEL);
if (!buf)
return -ENOMEM;
pos +=
scnprintf(buf + pos, bufsz - pos, "sram_len: 0x%x\n",
il->dbgfs_sram_len);
pos +=
scnprintf(buf + pos, bufsz - pos, "sram_offset: 0x%x\n",
il->dbgfs_sram_offset);
for (i = il->dbgfs_sram_len; i > 0; i -= 4) {
val =
il_read_targ_mem(il,
il->dbgfs_sram_offset +
il->dbgfs_sram_len - i);
if (i < 4) {
switch (i) {
case 1:
val &= BYTE1_MASK;
break;
case 2:
val &= BYTE2_MASK;
break;
case 3:
val &= BYTE3_MASK;
break;
}
}
if (!(i % 16))
pos += scnprintf(buf + pos, bufsz - pos, "\n");
pos += scnprintf(buf + pos, bufsz - pos, "0x%08x ", val);
}
pos += scnprintf(buf + pos, bufsz - pos, "\n");
ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
kfree(buf);
return ret;
}
static ssize_t
il_dbgfs_sram_write(struct file *file, const char __user *user_buf,
size_t count, loff_t *ppos)
{
struct il_priv *il = file->private_data;
char buf[64];
int buf_size;
u32 offset, len;
memset(buf, 0, sizeof(buf));
buf_size = min(count, sizeof(buf) - 1);
if (copy_from_user(buf, user_buf, buf_size))
return -EFAULT;
if (sscanf(buf, "%x,%x", &offset, &len) == 2) {
il->dbgfs_sram_offset = offset;
il->dbgfs_sram_len = len;
} else {
il->dbgfs_sram_offset = 0;
il->dbgfs_sram_len = 0;
}
return count;
}
static ssize_t
il_dbgfs_stations_read(struct file *file, char __user *user_buf, size_t count,
loff_t *ppos)
{
struct il_priv *il = file->private_data;
struct il_station_entry *station;
int max_sta = il->hw_params.max_stations;
char *buf;
int i, j, pos = 0;
ssize_t ret;
/* Add 30 for initial string */
const size_t bufsz = 30 + sizeof(char) * 500 * (il->num_stations);
buf = kmalloc(bufsz, GFP_KERNEL);
if (!buf)
return -ENOMEM;
pos +=
scnprintf(buf + pos, bufsz - pos, "num of stations: %d\n\n",
il->num_stations);
for (i = 0; i < max_sta; i++) {
station = &il->stations[i];
if (!station->used)
continue;
pos +=
scnprintf(buf + pos, bufsz - pos,
"station %d - addr: %pM, flags: %#x\n", i,
station->sta.sta.addr,
station->sta.station_flags_msk);
pos +=
scnprintf(buf + pos, bufsz - pos,
"TID\tseq_num\ttxq_id\tframes\ttfds\t");
pos +=
scnprintf(buf + pos, bufsz - pos,
"start_idx\tbitmap\t\t\trate_n_flags\n");
for (j = 0; j < MAX_TID_COUNT; j++) {
pos +=
scnprintf(buf + pos, bufsz - pos,
"%d:\t%#x\t%#x\t%u\t%u\t%u\t\t%#.16llx\t%#x",
j, station->tid[j].seq_number,
station->tid[j].agg.txq_id,
station->tid[j].agg.frame_count,
station->tid[j].tfds_in_queue,
station->tid[j].agg.start_idx,
station->tid[j].agg.bitmap,
station->tid[j].agg.rate_n_flags);
if (station->tid[j].agg.wait_for_ba)
pos +=
scnprintf(buf + pos, bufsz - pos,
" - waitforba");
pos += scnprintf(buf + pos, bufsz - pos, "\n");
}
pos += scnprintf(buf + pos, bufsz - pos, "\n");
}
ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
kfree(buf);
return ret;
}
static ssize_t
il_dbgfs_nvm_read(struct file *file, char __user *user_buf, size_t count,
loff_t *ppos)
{
ssize_t ret;
struct il_priv *il = file->private_data;
int pos = 0, ofs = 0, buf_size = 0;
const u8 *ptr;
char *buf;
u16 eeprom_ver;
size_t eeprom_len = il->cfg->eeprom_size;
buf_size = 4 * eeprom_len + 256;
if (eeprom_len % 16) {
IL_ERR("NVM size is not multiple of 16.\n");
return -ENODATA;
}
ptr = il->eeprom;
if (!ptr) {
IL_ERR("Invalid EEPROM memory\n");
return -ENOMEM;
}
/* 4 characters for byte 0xYY */
buf = kzalloc(buf_size, GFP_KERNEL);
if (!buf) {
IL_ERR("Can not allocate Buffer\n");
return -ENOMEM;
}
eeprom_ver = il_eeprom_query16(il, EEPROM_VERSION);
pos +=
scnprintf(buf + pos, buf_size - pos, "EEPROM " "version: 0x%x\n",
eeprom_ver);
for (ofs = 0; ofs < eeprom_len; ofs += 16) {
pos += scnprintf(buf + pos, buf_size - pos, "0x%.4x %16ph\n",
ofs, ptr + ofs);
}
ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
kfree(buf);
return ret;
}
static ssize_t
il_dbgfs_channels_read(struct file *file, char __user *user_buf, size_t count,
loff_t *ppos)
{
struct il_priv *il = file->private_data;
struct ieee80211_channel *channels = NULL;
const struct ieee80211_supported_band *supp_band = NULL;
int pos = 0, i, bufsz = PAGE_SIZE;
char *buf;
ssize_t ret;
if (!test_bit(S_GEO_CONFIGURED, &il->status))
return -EAGAIN;
buf = kzalloc(bufsz, GFP_KERNEL);
if (!buf) {
IL_ERR("Can not allocate Buffer\n");
return -ENOMEM;
}
supp_band = il_get_hw_mode(il, NL80211_BAND_2GHZ);
if (supp_band) {
channels = supp_band->channels;
pos +=
scnprintf(buf + pos, bufsz - pos,
"Displaying %d channels in 2.4GHz band 802.11bg):\n",
supp_band->n_channels);
for (i = 0; i < supp_band->n_channels; i++)
pos +=
scnprintf(buf + pos, bufsz - pos,
"%d: %ddBm: BSS%s%s, %s.\n",
channels[i].hw_value,
channels[i].max_power,
channels[i].
flags & IEEE80211_CHAN_RADAR ?
" (IEEE 802.11h required)" : "",
((channels[i].
flags & IEEE80211_CHAN_NO_IR) ||
(channels[i].
flags & IEEE80211_CHAN_RADAR)) ? "" :
", IBSS",
channels[i].
flags & IEEE80211_CHAN_NO_IR ?
"passive only" : "active/passive");
}
supp_band = il_get_hw_mode(il, NL80211_BAND_5GHZ);
if (supp_band) {
channels = supp_band->channels;
pos +=
scnprintf(buf + pos, bufsz - pos,
"Displaying %d channels in 5.2GHz band (802.11a)\n",
supp_band->n_channels);
for (i = 0; i < supp_band->n_channels; i++)
pos +=
scnprintf(buf + pos, bufsz - pos,
"%d: %ddBm: BSS%s%s, %s.\n",
channels[i].hw_value,
channels[i].max_power,
channels[i].
flags & IEEE80211_CHAN_RADAR ?
" (IEEE 802.11h required)" : "",
((channels[i].
flags & IEEE80211_CHAN_NO_IR) ||
(channels[i].
flags & IEEE80211_CHAN_RADAR)) ? "" :
", IBSS",
channels[i].
flags & IEEE80211_CHAN_NO_IR ?
"passive only" : "active/passive");
}
ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
kfree(buf);
return ret;
}
static ssize_t
il_dbgfs_status_read(struct file *file, char __user *user_buf, size_t count,
loff_t *ppos)
{
struct il_priv *il = file->private_data;
char buf[512];
int pos = 0;
const size_t bufsz = sizeof(buf);
pos +=
scnprintf(buf + pos, bufsz - pos, "S_HCMD_ACTIVE:\t %d\n",
test_bit(S_HCMD_ACTIVE, &il->status));
pos +=
scnprintf(buf + pos, bufsz - pos, "S_INT_ENABLED:\t %d\n",
test_bit(S_INT_ENABLED, &il->status));
pos +=
scnprintf(buf + pos, bufsz - pos, "S_RFKILL:\t %d\n",
test_bit(S_RFKILL, &il->status));
pos +=
scnprintf(buf + pos, bufsz - pos, "S_CT_KILL:\t\t %d\n",
test_bit(S_CT_KILL, &il->status));
pos +=
scnprintf(buf + pos, bufsz - pos, "S_INIT:\t\t %d\n",
test_bit(S_INIT, &il->status));
pos +=
scnprintf(buf + pos, bufsz - pos, "S_ALIVE:\t\t %d\n",
test_bit(S_ALIVE, &il->status));
pos +=
scnprintf(buf + pos, bufsz - pos, "S_READY:\t\t %d\n",
test_bit(S_READY, &il->status));
pos +=
scnprintf(buf + pos, bufsz - pos, "S_TEMPERATURE:\t %d\n",
test_bit(S_TEMPERATURE, &il->status));
pos +=
scnprintf(buf + pos, bufsz - pos, "S_GEO_CONFIGURED:\t %d\n",
test_bit(S_GEO_CONFIGURED, &il->status));
pos +=
scnprintf(buf + pos, bufsz - pos, "S_EXIT_PENDING:\t %d\n",
test_bit(S_EXIT_PENDING, &il->status));
pos +=
scnprintf(buf + pos, bufsz - pos, "S_STATS:\t %d\n",
test_bit(S_STATS, &il->status));
pos +=
scnprintf(buf + pos, bufsz - pos, "S_SCANNING:\t %d\n",
test_bit(S_SCANNING, &il->status));
pos +=
scnprintf(buf + pos, bufsz - pos, "S_SCAN_ABORTING:\t %d\n",
test_bit(S_SCAN_ABORTING, &il->status));
pos +=
scnprintf(buf + pos, bufsz - pos, "S_SCAN_HW:\t\t %d\n",
test_bit(S_SCAN_HW, &il->status));
pos +=
scnprintf(buf + pos, bufsz - pos, "S_POWER_PMI:\t %d\n",
test_bit(S_POWER_PMI, &il->status));
pos +=
scnprintf(buf + pos, bufsz - pos, "S_FW_ERROR:\t %d\n",
test_bit(S_FW_ERROR, &il->status));
return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
}
static ssize_t
il_dbgfs_interrupt_read(struct file *file, char __user *user_buf, size_t count,
loff_t *ppos)
{
struct il_priv *il = file->private_data;
int pos = 0;
int cnt = 0;
char *buf;
int bufsz = 24 * 64; /* 24 items * 64 char per item */
ssize_t ret;
buf = kzalloc(bufsz, GFP_KERNEL);
if (!buf) {
IL_ERR("Can not allocate Buffer\n");
return -ENOMEM;
}
pos +=
scnprintf(buf + pos, bufsz - pos, "Interrupt Statistics Report:\n");
pos +=
scnprintf(buf + pos, bufsz - pos, "HW Error:\t\t\t %u\n",
il->isr_stats.hw);
pos +=
scnprintf(buf + pos, bufsz - pos, "SW Error:\t\t\t %u\n",
il->isr_stats.sw);
if (il->isr_stats.sw || il->isr_stats.hw) {
pos +=
scnprintf(buf + pos, bufsz - pos,
"\tLast Restarting Code: 0x%X\n",
il->isr_stats.err_code);
}
#ifdef CONFIG_IWLEGACY_DEBUG
pos +=
scnprintf(buf + pos, bufsz - pos, "Frame transmitted:\t\t %u\n",
il->isr_stats.sch);
pos +=
scnprintf(buf + pos, bufsz - pos, "Alive interrupt:\t\t %u\n",
il->isr_stats.alive);
#endif
pos +=
scnprintf(buf + pos, bufsz - pos,
"HW RF KILL switch toggled:\t %u\n",
il->isr_stats.rfkill);
pos +=
scnprintf(buf + pos, bufsz - pos, "CT KILL:\t\t\t %u\n",
il->isr_stats.ctkill);
pos +=
scnprintf(buf + pos, bufsz - pos, "Wakeup Interrupt:\t\t %u\n",
il->isr_stats.wakeup);
pos +=
scnprintf(buf + pos, bufsz - pos, "Rx command responses:\t\t %u\n",
il->isr_stats.rx);
for (cnt = 0; cnt < IL_CN_MAX; cnt++) {
if (il->isr_stats.handlers[cnt] > 0)
pos +=
scnprintf(buf + pos, bufsz - pos,
"\tRx handler[%36s]:\t\t %u\n",
il_get_cmd_string(cnt),
il->isr_stats.handlers[cnt]);
}
pos +=
scnprintf(buf + pos, bufsz - pos, "Tx/FH interrupt:\t\t %u\n",
il->isr_stats.tx);
pos +=
scnprintf(buf + pos, bufsz - pos, "Unexpected INTA:\t\t %u\n",
il->isr_stats.unhandled);
ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
kfree(buf);
return ret;
}
static ssize_t
il_dbgfs_interrupt_write(struct file *file, const char __user *user_buf,
size_t count, loff_t *ppos)
{
struct il_priv *il = file->private_data;
char buf[8];
int buf_size;
u32 reset_flag;
memset(buf, 0, sizeof(buf));
buf_size = min(count, sizeof(buf) - 1);
if (copy_from_user(buf, user_buf, buf_size))
return -EFAULT;
if (sscanf(buf, "%x", &reset_flag) != 1)
return -EFAULT;
if (reset_flag == 0)
il_clear_isr_stats(il);
return count;
}
static ssize_t
il_dbgfs_qos_read(struct file *file, char __user *user_buf, size_t count,
loff_t *ppos)
{
struct il_priv *il = file->private_data;
int pos = 0, i;
char buf[256];
const size_t bufsz = sizeof(buf);
for (i = 0; i < AC_NUM; i++) {
pos +=
scnprintf(buf + pos, bufsz - pos,
"\tcw_min\tcw_max\taifsn\ttxop\n");
pos +=
scnprintf(buf + pos, bufsz - pos,
"AC[%d]\t%u\t%u\t%u\t%u\n", i,
il->qos_data.def_qos_parm.ac[i].cw_min,
il->qos_data.def_qos_parm.ac[i].cw_max,
il->qos_data.def_qos_parm.ac[i].aifsn,
il->qos_data.def_qos_parm.ac[i].edca_txop);
}
return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
}
static ssize_t
il_dbgfs_disable_ht40_write(struct file *file, const char __user *user_buf,
size_t count, loff_t *ppos)
{
struct il_priv *il = file->private_data;
char buf[8];
int buf_size;
int ht40;
memset(buf, 0, sizeof(buf));
buf_size = min(count, sizeof(buf) - 1);
if (copy_from_user(buf, user_buf, buf_size))
return -EFAULT;
if (sscanf(buf, "%d", &ht40) != 1)
return -EFAULT;
if (!il_is_any_associated(il))
il->disable_ht40 = ht40 ? true : false;
else {
IL_ERR("Sta associated with AP - "
"Change to 40MHz channel support is not allowed\n");
return -EINVAL;
}
return count;
}
static ssize_t
il_dbgfs_disable_ht40_read(struct file *file, char __user *user_buf,
size_t count, loff_t *ppos)
{
struct il_priv *il = file->private_data;
char buf[100];
int pos = 0;
const size_t bufsz = sizeof(buf);
pos +=
scnprintf(buf + pos, bufsz - pos, "11n 40MHz Mode: %s\n",
il->disable_ht40 ? "Disabled" : "Enabled");
return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
}
DEBUGFS_READ_WRITE_FILE_OPS(sram);
DEBUGFS_READ_FILE_OPS(nvm);
DEBUGFS_READ_FILE_OPS(stations);
DEBUGFS_READ_FILE_OPS(channels);
DEBUGFS_READ_FILE_OPS(status);
DEBUGFS_READ_WRITE_FILE_OPS(interrupt);
DEBUGFS_READ_FILE_OPS(qos);
DEBUGFS_READ_WRITE_FILE_OPS(disable_ht40);
static ssize_t
il_dbgfs_tx_queue_read(struct file *file, char __user *user_buf, size_t count,
loff_t *ppos)
{
struct il_priv *il = file->private_data;
struct il_tx_queue *txq;
struct il_queue *q;
char *buf;
int pos = 0;
int cnt;
int ret;
const size_t bufsz =
sizeof(char) * 64 * il->cfg->num_of_queues;
if (!il->txq) {
IL_ERR("txq not ready\n");
return -EAGAIN;
}
buf = kzalloc(bufsz, GFP_KERNEL);
if (!buf)
return -ENOMEM;
for (cnt = 0; cnt < il->hw_params.max_txq_num; cnt++) {
txq = &il->txq[cnt];
q = &txq->q;
pos +=
scnprintf(buf + pos, bufsz - pos,
"hwq %.2d: read=%u write=%u stop=%d"
" swq_id=%#.2x (ac %d/hwq %d)\n", cnt,
q->read_ptr, q->write_ptr,
!!test_bit(cnt, il->queue_stopped),
txq->swq_id, txq->swq_id & 3,
(txq->swq_id >> 2) & 0x1f);
if (cnt >= 4)
continue;
/* for the ACs, display the stop count too */
pos +=
scnprintf(buf + pos, bufsz - pos,
" stop-count: %d\n",
atomic_read(&il->queue_stop_count[cnt]));
}
ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
kfree(buf);
return ret;
}
static ssize_t
il_dbgfs_rx_queue_read(struct file *file, char __user *user_buf, size_t count,
loff_t *ppos)
{
struct il_priv *il = file->private_data;
struct il_rx_queue *rxq = &il->rxq;
char buf[256];
int pos = 0;
const size_t bufsz = sizeof(buf);
pos += scnprintf(buf + pos, bufsz - pos, "read: %u\n", rxq->read);
pos += scnprintf(buf + pos, bufsz - pos, "write: %u\n", rxq->write);
pos +=
scnprintf(buf + pos, bufsz - pos, "free_count: %u\n",
rxq->free_count);
if (rxq->rb_stts) {
pos +=
scnprintf(buf + pos, bufsz - pos, "closed_rb_num: %u\n",
le16_to_cpu(rxq->rb_stts->
closed_rb_num) & 0x0FFF);
} else {
pos +=
scnprintf(buf + pos, bufsz - pos,
"closed_rb_num: Not Allocated\n");
}
return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
}
static ssize_t
il_dbgfs_ucode_rx_stats_read(struct file *file, char __user *user_buf,
size_t count, loff_t *ppos)
{
struct il_priv *il = file->private_data;
return il->debugfs_ops->rx_stats_read(file, user_buf, count, ppos);
}
static ssize_t
il_dbgfs_ucode_tx_stats_read(struct file *file, char __user *user_buf,
size_t count, loff_t *ppos)
{
struct il_priv *il = file->private_data;
return il->debugfs_ops->tx_stats_read(file, user_buf, count, ppos);
}
static ssize_t
il_dbgfs_ucode_general_stats_read(struct file *file, char __user *user_buf,
size_t count, loff_t *ppos)
{
struct il_priv *il = file->private_data;
return il->debugfs_ops->general_stats_read(file, user_buf, count, ppos);
}
static ssize_t
il_dbgfs_sensitivity_read(struct file *file, char __user *user_buf,
size_t count, loff_t *ppos)
{
struct il_priv *il = file->private_data;
int pos = 0;
int cnt = 0;
char *buf;
int bufsz = sizeof(struct il_sensitivity_data) * 4 + 100;
ssize_t ret;
struct il_sensitivity_data *data;
data = &il->sensitivity_data;
buf = kzalloc(bufsz, GFP_KERNEL);
if (!buf) {
IL_ERR("Can not allocate Buffer\n");
return -ENOMEM;
}
pos +=
scnprintf(buf + pos, bufsz - pos, "auto_corr_ofdm:\t\t\t %u\n",
data->auto_corr_ofdm);
pos +=
scnprintf(buf + pos, bufsz - pos, "auto_corr_ofdm_mrc:\t\t %u\n",
data->auto_corr_ofdm_mrc);
pos +=
scnprintf(buf + pos, bufsz - pos, "auto_corr_ofdm_x1:\t\t %u\n",
data->auto_corr_ofdm_x1);
pos +=
scnprintf(buf + pos, bufsz - pos, "auto_corr_ofdm_mrc_x1:\t\t %u\n",
data->auto_corr_ofdm_mrc_x1);
pos +=
scnprintf(buf + pos, bufsz - pos, "auto_corr_cck:\t\t\t %u\n",
data->auto_corr_cck);
pos +=
scnprintf(buf + pos, bufsz - pos, "auto_corr_cck_mrc:\t\t %u\n",
data->auto_corr_cck_mrc);
pos +=
scnprintf(buf + pos, bufsz - pos,
"last_bad_plcp_cnt_ofdm:\t\t %u\n",
data->last_bad_plcp_cnt_ofdm);
pos +=
scnprintf(buf + pos, bufsz - pos, "last_fa_cnt_ofdm:\t\t %u\n",
data->last_fa_cnt_ofdm);
pos +=
scnprintf(buf + pos, bufsz - pos, "last_bad_plcp_cnt_cck:\t\t %u\n",
data->last_bad_plcp_cnt_cck);
pos +=
scnprintf(buf + pos, bufsz - pos, "last_fa_cnt_cck:\t\t %u\n",
data->last_fa_cnt_cck);
pos +=
scnprintf(buf + pos, bufsz - pos, "nrg_curr_state:\t\t\t %u\n",
data->nrg_curr_state);
pos +=
scnprintf(buf + pos, bufsz - pos, "nrg_prev_state:\t\t\t %u\n",
data->nrg_prev_state);
pos += scnprintf(buf + pos, bufsz - pos, "nrg_value:\t\t\t");
for (cnt = 0; cnt < 10; cnt++) {
pos +=
scnprintf(buf + pos, bufsz - pos, " %u",
data->nrg_value[cnt]);
}
pos += scnprintf(buf + pos, bufsz - pos, "\n");
pos += scnprintf(buf + pos, bufsz - pos, "nrg_silence_rssi:\t\t");
for (cnt = 0; cnt < NRG_NUM_PREV_STAT_L; cnt++) {
pos +=
scnprintf(buf + pos, bufsz - pos, " %u",
data->nrg_silence_rssi[cnt]);
}
pos += scnprintf(buf + pos, bufsz - pos, "\n");
pos +=
scnprintf(buf + pos, bufsz - pos, "nrg_silence_ref:\t\t %u\n",
data->nrg_silence_ref);
pos +=
scnprintf(buf + pos, bufsz - pos, "nrg_energy_idx:\t\t\t %u\n",
data->nrg_energy_idx);
pos +=
scnprintf(buf + pos, bufsz - pos, "nrg_silence_idx:\t\t %u\n",
data->nrg_silence_idx);
pos +=
scnprintf(buf + pos, bufsz - pos, "nrg_th_cck:\t\t\t %u\n",
data->nrg_th_cck);
pos +=
scnprintf(buf + pos, bufsz - pos,
"nrg_auto_corr_silence_diff:\t %u\n",
data->nrg_auto_corr_silence_diff);
pos +=
scnprintf(buf + pos, bufsz - pos, "num_in_cck_no_fa:\t\t %u\n",
data->num_in_cck_no_fa);
pos +=
scnprintf(buf + pos, bufsz - pos, "nrg_th_ofdm:\t\t\t %u\n",
data->nrg_th_ofdm);
ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
kfree(buf);
return ret;
}
static ssize_t
il_dbgfs_chain_noise_read(struct file *file, char __user *user_buf,
size_t count, loff_t *ppos)
{
struct il_priv *il = file->private_data;
int pos = 0;
int cnt = 0;
char *buf;
int bufsz = sizeof(struct il_chain_noise_data) * 4 + 100;
ssize_t ret;
struct il_chain_noise_data *data;
data = &il->chain_noise_data;
buf = kzalloc(bufsz, GFP_KERNEL);
if (!buf) {
IL_ERR("Can not allocate Buffer\n");
return -ENOMEM;
}
pos +=
scnprintf(buf + pos, bufsz - pos, "active_chains:\t\t\t %u\n",
data->active_chains);
pos +=
scnprintf(buf + pos, bufsz - pos, "chain_noise_a:\t\t\t %u\n",
data->chain_noise_a);
pos +=
scnprintf(buf + pos, bufsz - pos, "chain_noise_b:\t\t\t %u\n",
data->chain_noise_b);
pos +=
scnprintf(buf + pos, bufsz - pos, "chain_noise_c:\t\t\t %u\n",
data->chain_noise_c);
pos +=
scnprintf(buf + pos, bufsz - pos, "chain_signal_a:\t\t\t %u\n",
data->chain_signal_a);
pos +=
scnprintf(buf + pos, bufsz - pos, "chain_signal_b:\t\t\t %u\n",
data->chain_signal_b);
pos +=
scnprintf(buf + pos, bufsz - pos, "chain_signal_c:\t\t\t %u\n",
data->chain_signal_c);
pos +=
scnprintf(buf + pos, bufsz - pos, "beacon_count:\t\t\t %u\n",
data->beacon_count);
pos += scnprintf(buf + pos, bufsz - pos, "disconn_array:\t\t\t");
for (cnt = 0; cnt < NUM_RX_CHAINS; cnt++) {
pos +=
scnprintf(buf + pos, bufsz - pos, " %u",
data->disconn_array[cnt]);
}
pos += scnprintf(buf + pos, bufsz - pos, "\n");
pos += scnprintf(buf + pos, bufsz - pos, "delta_gain_code:\t\t");
for (cnt = 0; cnt < NUM_RX_CHAINS; cnt++) {
pos +=
scnprintf(buf + pos, bufsz - pos, " %u",
data->delta_gain_code[cnt]);
}
pos += scnprintf(buf + pos, bufsz - pos, "\n");
pos +=
scnprintf(buf + pos, bufsz - pos, "radio_write:\t\t\t %u\n",
data->radio_write);
pos +=
scnprintf(buf + pos, bufsz - pos, "state:\t\t\t\t %u\n",
data->state);
ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
kfree(buf);
return ret;
}
static ssize_t
il_dbgfs_power_save_status_read(struct file *file, char __user *user_buf,
size_t count, loff_t *ppos)
{
struct il_priv *il = file->private_data;
char buf[60];
int pos = 0;
const size_t bufsz = sizeof(buf);
u32 pwrsave_status;
pwrsave_status =
_il_rd(il, CSR_GP_CNTRL) & CSR_GP_REG_POWER_SAVE_STATUS_MSK;
pos += scnprintf(buf + pos, bufsz - pos, "Power Save Status: ");
pos +=
scnprintf(buf + pos, bufsz - pos, "%s\n",
(pwrsave_status == CSR_GP_REG_NO_POWER_SAVE) ? "none" :
(pwrsave_status == CSR_GP_REG_MAC_POWER_SAVE) ? "MAC" :
(pwrsave_status == CSR_GP_REG_PHY_POWER_SAVE) ? "PHY" :
"error");
return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
}
static ssize_t
il_dbgfs_clear_ucode_stats_write(struct file *file,
const char __user *user_buf, size_t count,
loff_t *ppos)
{
struct il_priv *il = file->private_data;
char buf[8];
int buf_size;
int clear;
memset(buf, 0, sizeof(buf));
buf_size = min(count, sizeof(buf) - 1);
if (copy_from_user(buf, user_buf, buf_size))
return -EFAULT;
if (sscanf(buf, "%d", &clear) != 1)
return -EFAULT;
/* make request to uCode to retrieve stats information */
mutex_lock(&il->mutex);
il_send_stats_request(il, CMD_SYNC, true);
mutex_unlock(&il->mutex);
return count;
}
static ssize_t
il_dbgfs_rxon_flags_read(struct file *file, char __user *user_buf,
size_t count, loff_t *ppos)
{
struct il_priv *il = file->private_data;
int len = 0;
char buf[20];
len = sprintf(buf, "0x%04X\n", le32_to_cpu(il->active.flags));
return simple_read_from_buffer(user_buf, count, ppos, buf, len);
}
static ssize_t
il_dbgfs_rxon_filter_flags_read(struct file *file, char __user *user_buf,
size_t count, loff_t *ppos)
{
struct il_priv *il = file->private_data;
int len = 0;
char buf[20];
len =
sprintf(buf, "0x%04X\n", le32_to_cpu(il->active.filter_flags));
return simple_read_from_buffer(user_buf, count, ppos, buf, len);
}
static ssize_t
il_dbgfs_fh_reg_read(struct file *file, char __user *user_buf, size_t count,
loff_t *ppos)
{
struct il_priv *il = file->private_data;
char *buf;
int pos = 0;
ssize_t ret = -EFAULT;
if (il->ops->dump_fh) {
ret = pos = il->ops->dump_fh(il, &buf, true);
if (buf) {
ret =
simple_read_from_buffer(user_buf, count, ppos, buf,
pos);
kfree(buf);
}
}
return ret;
}
static ssize_t
il_dbgfs_missed_beacon_read(struct file *file, char __user *user_buf,
size_t count, loff_t *ppos)
{
struct il_priv *il = file->private_data;
int pos = 0;
char buf[12];
const size_t bufsz = sizeof(buf);
pos +=
scnprintf(buf + pos, bufsz - pos, "%d\n",
il->missed_beacon_threshold);
return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
}
static ssize_t
il_dbgfs_missed_beacon_write(struct file *file, const char __user *user_buf,
size_t count, loff_t *ppos)
{
struct il_priv *il = file->private_data;
char buf[8];
int buf_size;
int missed;
memset(buf, 0, sizeof(buf));
buf_size = min(count, sizeof(buf) - 1);
if (copy_from_user(buf, user_buf, buf_size))
return -EFAULT;
if (sscanf(buf, "%d", &missed) != 1)
return -EINVAL;
if (missed < IL_MISSED_BEACON_THRESHOLD_MIN ||
missed > IL_MISSED_BEACON_THRESHOLD_MAX)
il->missed_beacon_threshold = IL_MISSED_BEACON_THRESHOLD_DEF;
else
il->missed_beacon_threshold = missed;
return count;
}
static ssize_t
il_dbgfs_force_reset_read(struct file *file, char __user *user_buf,
size_t count, loff_t *ppos)
{
struct il_priv *il = file->private_data;
int pos = 0;
char buf[300];
const size_t bufsz = sizeof(buf);
struct il_force_reset *force_reset;
force_reset = &il->force_reset;
pos +=
scnprintf(buf + pos, bufsz - pos, "\tnumber of reset request: %d\n",
force_reset->reset_request_count);
pos +=
scnprintf(buf + pos, bufsz - pos,
"\tnumber of reset request success: %d\n",
force_reset->reset_success_count);
pos +=
scnprintf(buf + pos, bufsz - pos,
"\tnumber of reset request reject: %d\n",
force_reset->reset_reject_count);
pos +=
scnprintf(buf + pos, bufsz - pos, "\treset duration: %lu\n",
force_reset->reset_duration);
return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
}
static ssize_t
il_dbgfs_force_reset_write(struct file *file, const char __user *user_buf,
size_t count, loff_t *ppos)
{
int ret;
struct il_priv *il = file->private_data;
ret = il_force_reset(il, true);
return ret ? ret : count;
}
static ssize_t
il_dbgfs_wd_timeout_write(struct file *file, const char __user *user_buf,
size_t count, loff_t *ppos)
{
struct il_priv *il = file->private_data;
char buf[8];
int buf_size;
int timeout;
memset(buf, 0, sizeof(buf));
buf_size = min(count, sizeof(buf) - 1);
if (copy_from_user(buf, user_buf, buf_size))
return -EFAULT;
if (sscanf(buf, "%d", &timeout) != 1)
return -EINVAL;
if (timeout < 0 || timeout > IL_MAX_WD_TIMEOUT)
timeout = IL_DEF_WD_TIMEOUT;
il->cfg->wd_timeout = timeout;
il_setup_watchdog(il);
return count;
}
DEBUGFS_READ_FILE_OPS(rx_stats);
DEBUGFS_READ_FILE_OPS(tx_stats);
DEBUGFS_READ_FILE_OPS(rx_queue);
DEBUGFS_READ_FILE_OPS(tx_queue);
DEBUGFS_READ_FILE_OPS(ucode_rx_stats);
DEBUGFS_READ_FILE_OPS(ucode_tx_stats);
DEBUGFS_READ_FILE_OPS(ucode_general_stats);
DEBUGFS_READ_FILE_OPS(sensitivity);
DEBUGFS_READ_FILE_OPS(chain_noise);
DEBUGFS_READ_FILE_OPS(power_save_status);
DEBUGFS_WRITE_FILE_OPS(clear_ucode_stats);
DEBUGFS_WRITE_FILE_OPS(clear_traffic_stats);
DEBUGFS_READ_FILE_OPS(fh_reg);
DEBUGFS_READ_WRITE_FILE_OPS(missed_beacon);
DEBUGFS_READ_WRITE_FILE_OPS(force_reset);
DEBUGFS_READ_FILE_OPS(rxon_flags);
DEBUGFS_READ_FILE_OPS(rxon_filter_flags);
DEBUGFS_WRITE_FILE_OPS(wd_timeout);
/*
* Create the debugfs files and directories
*
*/
void
il_dbgfs_register(struct il_priv *il, const char *name)
{
struct dentry *phyd = il->hw->wiphy->debugfsdir;
struct dentry *dir_drv, *dir_data, *dir_rf, *dir_debug;
dir_drv = debugfs_create_dir(name, phyd);
il->debugfs_dir = dir_drv;
dir_data = debugfs_create_dir("data", dir_drv);
dir_rf = debugfs_create_dir("rf", dir_drv);
dir_debug = debugfs_create_dir("debug", dir_drv);
DEBUGFS_ADD_FILE(nvm, dir_data, 0400);
DEBUGFS_ADD_FILE(sram, dir_data, 0600);
DEBUGFS_ADD_FILE(stations, dir_data, 0400);
DEBUGFS_ADD_FILE(channels, dir_data, 0400);
DEBUGFS_ADD_FILE(status, dir_data, 0400);
DEBUGFS_ADD_FILE(interrupt, dir_data, 0600);
DEBUGFS_ADD_FILE(qos, dir_data, 0400);
DEBUGFS_ADD_FILE(disable_ht40, dir_data, 0600);
DEBUGFS_ADD_FILE(rx_stats, dir_debug, 0400);
DEBUGFS_ADD_FILE(tx_stats, dir_debug, 0400);
DEBUGFS_ADD_FILE(rx_queue, dir_debug, 0400);
DEBUGFS_ADD_FILE(tx_queue, dir_debug, 0400);
DEBUGFS_ADD_FILE(power_save_status, dir_debug, 0400);
DEBUGFS_ADD_FILE(clear_ucode_stats, dir_debug, 0200);
DEBUGFS_ADD_FILE(clear_traffic_stats, dir_debug, 0200);
DEBUGFS_ADD_FILE(fh_reg, dir_debug, 0400);
DEBUGFS_ADD_FILE(missed_beacon, dir_debug, 0200);
DEBUGFS_ADD_FILE(force_reset, dir_debug, 0600);
DEBUGFS_ADD_FILE(ucode_rx_stats, dir_debug, 0400);
DEBUGFS_ADD_FILE(ucode_tx_stats, dir_debug, 0400);
DEBUGFS_ADD_FILE(ucode_general_stats, dir_debug, 0400);
if (il->cfg->sensitivity_calib_by_driver)
DEBUGFS_ADD_FILE(sensitivity, dir_debug, 0400);
if (il->cfg->chain_noise_calib_by_driver)
DEBUGFS_ADD_FILE(chain_noise, dir_debug, 0400);
DEBUGFS_ADD_FILE(rxon_flags, dir_debug, 0200);
DEBUGFS_ADD_FILE(rxon_filter_flags, dir_debug, 0200);
DEBUGFS_ADD_FILE(wd_timeout, dir_debug, 0200);
if (il->cfg->sensitivity_calib_by_driver)
DEBUGFS_ADD_BOOL(disable_sensitivity, dir_rf,
&il->disable_sens_cal);
if (il->cfg->chain_noise_calib_by_driver)
DEBUGFS_ADD_BOOL(disable_chain_noise, dir_rf,
&il->disable_chain_noise_cal);
DEBUGFS_ADD_BOOL(disable_tx_power, dir_rf, &il->disable_tx_power_cal);
}
EXPORT_SYMBOL(il_dbgfs_register);
/**
* Remove the debugfs files and directories
*
*/
void
il_dbgfs_unregister(struct il_priv *il)
{
if (!il->debugfs_dir)
return;
debugfs_remove_recursive(il->debugfs_dir);
il->debugfs_dir = NULL;
}
EXPORT_SYMBOL(il_dbgfs_unregister);
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