/*
* Copyright (c) 2008-2011 Atheros Communications Inc.
*
* 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.
*/
#include "common.h"
static ssize_t read_file_modal_eeprom(struct file *file, char __user *user_buf,
size_t count, loff_t *ppos)
{
struct ath_hw *ah = file->private_data;
u32 len = 0, size = 6000;
char *buf;
size_t retval;
buf = kzalloc(size, GFP_KERNEL);
if (buf == NULL)
return -ENOMEM;
len = ah->eep_ops->dump_eeprom(ah, false, buf, len, size);
retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
kfree(buf);
return retval;
}
static const struct file_operations fops_modal_eeprom = {
.read = read_file_modal_eeprom,
.open = simple_open,
.owner = THIS_MODULE,
.llseek = default_llseek,
};
void ath9k_cmn_debug_modal_eeprom(struct dentry *debugfs_phy,
struct ath_hw *ah)
{
debugfs_create_file("modal_eeprom", S_IRUSR, debugfs_phy, ah,
&fops_modal_eeprom);
}
EXPORT_SYMBOL(ath9k_cmn_debug_modal_eeprom);
static ssize_t read_file_base_eeprom(struct file *file, char __user *user_buf,
size_t count, loff_t *ppos)
{
struct ath_hw *ah = file->private_data;
u32 len = 0, size = 1500;
ssize_t retval = 0;
char *buf;
buf = kzalloc(size, GFP_KERNEL);
if (!buf)
return -ENOMEM;
len = ah->eep_ops->dump_eeprom(ah, true, buf, len, size);
retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
kfree(buf);
return retval;
}
static const struct file_operations fops_base_eeprom = {
.read = read_file_base_eeprom,
.open = simple_open,
.owner = THIS_MODULE,
.llseek = default_llseek,
};
void ath9k_cmn_debug_base_eeprom(struct dentry *debugfs_phy,
struct ath_hw *ah)
{
debugfs_create_file("base_eeprom", S_IRUSR, debugfs_phy, ah,
&fops_base_eeprom);
}
EXPORT_SYMBOL(ath9k_cmn_debug_base_eeprom);
void ath9k_cmn_debug_stat_rx(struct ath_rx_stats *rxstats,
struct ath_rx_status *rs)
{
#define RX_PHY_ERR_INC(c) rxstats->phy_err_stats[c]++
#define RX_CMN_STAT_INC(c) (rxstats->c++)
RX_CMN_STAT_INC(rx_pkts_all);
rxstats->rx_bytes_all += rs->rs_datalen;
if (rs->rs_status & ATH9K_RXERR_CRC)
RX_CMN_STAT_INC(crc_err);
if (rs->rs_status & ATH9K_RXERR_DECRYPT)
RX_CMN_STAT_INC(decrypt_crc_err);
if (rs->rs_status & ATH9K_RXERR_MIC)
RX_CMN_STAT_INC(mic_err);
if (rs->rs_status & ATH9K_RX_DELIM_CRC_PRE)
RX_CMN_STAT_INC(pre_delim_crc_err);
if (rs->rs_status & ATH9K_RX_DELIM_CRC_POST)
RX_CMN_STAT_INC(post_delim_crc_err);
if (rs->rs_status & ATH9K_RX_DECRYPT_BUSY)
RX_CMN_STAT_INC(decrypt_busy_err);
if (rs->rs_status & ATH9K_RXERR_PHY) {
RX_CMN_STAT_INC(phy_err);
if (rs->rs_phyerr < ATH9K_PHYERR_MAX)
RX_PHY_ERR_INC(rs->rs_phyerr);
}
#undef RX_CMN_STAT_INC
#undef RX_PHY_ERR_INC
}
EXPORT_SYMBOL(ath9k_cmn_debug_stat_rx);
static ssize_t read_file_recv(struct file *file, char __user *user_buf,
size_t count, loff_t *ppos)
{
#define RXS_ERR(s, e) \
do { \
len += scnprintf(buf + len, size - len, \
"%18s : %10u\n", s, \
rxstats->e); \
} while (0)
struct ath_rx_stats *rxstats = file->private_data;
char *buf;
unsigned int len = 0, size = 1600;
ssize_t retval = 0;
buf = kzalloc(size, GFP_KERNEL);
if (buf == NULL)
return -ENOMEM;
RXS_ERR("PKTS-ALL", rx_pkts_all);
RXS_ERR("BYTES-ALL", rx_bytes_all);
RXS_ERR("BEACONS", rx_beacons);
RXS_ERR("FRAGS", rx_frags);
RXS_ERR("SPECTRAL", rx_spectral);
RXS_ERR("CRC ERR", crc_err);
RXS_ERR("DECRYPT CRC ERR", decrypt_crc_err);
RXS_ERR("PHY ERR", phy_err);
RXS_ERR("MIC ERR", mic_err);
RXS_ERR("PRE-DELIM CRC ERR", pre_delim_crc_err);
RXS_ERR("POST-DELIM CRC ERR", post_delim_crc_err);
RXS_ERR("DECRYPT BUSY ERR", decrypt_busy_err);
RXS_ERR("LENGTH-ERR", rx_len_err);
RXS_ERR("OOM-ERR", rx_oom_err);
RXS_ERR("RATE-ERR", rx_rate_err);
RXS_ERR("TOO-MANY-FRAGS", rx_too_many_frags_err);
if (len > size)
len = size;
retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
kfree(buf);
return retval;
#undef RXS_ERR
}
static const struct file_operations fops_recv = {
.read = read_file_recv,
.open = simple_open,
.owner = THIS_MODULE,
.llseek = default_llseek,
};
void ath9k_cmn_debug_recv(struct dentry *debugfs_phy,
struct ath_rx_stats *rxstats)
{
debugfs_create_file("recv", S_IRUSR, debugfs_phy, rxstats,
&fops_recv);
}
EXPORT_SYMBOL(ath9k_cmn_debug_recv);
static ssize_t read_file_phy_err(struct file *file, char __user *user_buf,
size_t count, loff_t *ppos)
{
#define PHY_ERR(s, p) \
len += scnprintf(buf + len, size - len, "%22s : %10u\n", s, \
rxstats->phy_err_stats[p]);
struct ath_rx_stats *rxstats = file->private_data;
char *buf;
unsigned int len = 0, size = 1600;
ssize_t retval = 0;
buf = kzalloc(size, GFP_KERNEL);
if (buf == NULL)
return -ENOMEM;
PHY_ERR("UNDERRUN ERR", ATH9K_PHYERR_UNDERRUN);
PHY_ERR("TIMING ERR", ATH9K_PHYERR_TIMING);
PHY_ERR("PARITY ERR", ATH9K_PHYERR_PARITY);
PHY_ERR("RATE ERR", ATH9K_PHYERR_RATE);
PHY_ERR("LENGTH ERR", ATH9K_PHYERR_LENGTH);
PHY_ERR("RADAR ERR", ATH9K_PHYERR_RADAR);
PHY_ERR("SERVICE ERR", ATH9K_PHYERR_SERVICE);
PHY_ERR("TOR ERR", ATH9K_PHYERR_TOR);
PHY_ERR("OFDM-TIMING ERR", ATH9K_PHYERR_OFDM_TIMING);
PHY_ERR("OFDM-SIGNAL-PARITY ERR", ATH9K_PHYERR_OFDM_SIGNAL_PARITY);
PHY_ERR("OFDM-RATE ERR", ATH9K_PHYERR_OFDM_RATE_ILLEGAL);
PHY_ERR("OFDM-LENGTH ERR", ATH9K_PHYERR_OFDM_LENGTH_ILLEGAL);
PHY_ERR("OFDM-POWER-DROP ERR", ATH9K_PHYERR_OFDM_POWER_DROP);
PHY_ERR("OFDM-SERVICE ERR", ATH9K_PHYERR_OFDM_SERVICE);
PHY_ERR("OFDM-RESTART ERR", ATH9K_PHYERR_OFDM_RESTART);
PHY_ERR("FALSE-RADAR-EXT ERR", ATH9K_PHYERR_FALSE_RADAR_EXT);
PHY_ERR("CCK-TIMING ERR", ATH9K_PHYERR_CCK_TIMING);
PHY_ERR("CCK-HEADER-CRC ERR", ATH9K_PHYERR_CCK_HEADER_CRC);
PHY_ERR("CCK-RATE ERR", ATH9K_PHYERR_CCK_RATE_ILLEGAL);
PHY_ERR("CCK-SERVICE ERR", ATH9K_PHYERR_CCK_SERVICE);
PHY_ERR("CCK-RESTART ERR", ATH9K_PHYERR_CCK_RESTART);
PHY_ERR("CCK-LENGTH ERR", ATH9K_PHYERR_CCK_LENGTH_ILLEGAL);
PHY_ERR("CCK-POWER-DROP ERR", ATH9K_PHYERR_CCK_POWER_DROP);
PHY_ERR("HT-CRC ERR", ATH9K_PHYERR_HT_CRC_ERROR);
PHY_ERR("HT-LENGTH ERR", ATH9K_PHYERR_HT_LENGTH_ILLEGAL);
PHY_ERR("HT-RATE ERR", ATH9K_PHYERR_HT_RATE_ILLEGAL);
if (len > size)
len = size;
retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
kfree(buf);
return retval;
#undef PHY_ERR
}
static const struct file_operations fops_phy_err = {
.read = read_file_phy_err,
.open = simple_open,
.owner = THIS_MODULE,
.llseek = default_llseek,
};
void ath9k_cmn_debug_phy_err(struct dentry *debugfs_phy,
struct ath_rx_stats *rxstats)
{
debugfs_create_file("phy_err", S_IRUSR, debugfs_phy, rxstats,
&fops_phy_err);
}
EXPORT_SYMBOL(ath9k_cmn_debug_phy_err);
