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Release 4.11 drivers/net/wireless/ath/ath9k/htc_drv_debug.c

/*
 * Copyright (c) 2010-2011 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 "htc.h"


static ssize_t read_file_tgt_int_stats(struct file *file, char __user *user_buf, size_t count, loff_t *ppos) { struct ath9k_htc_priv *priv = file->private_data; struct ath9k_htc_target_int_stats cmd_rsp; char buf[512]; unsigned int len = 0; int ret = 0; memset(&cmd_rsp, 0, sizeof(cmd_rsp)); ath9k_htc_ps_wakeup(priv); WMI_CMD(WMI_INT_STATS_CMDID); if (ret) { ath9k_htc_ps_restore(priv); return -EINVAL; } ath9k_htc_ps_restore(priv); len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", "RX", be32_to_cpu(cmd_rsp.rx)); len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", "RXORN", be32_to_cpu(cmd_rsp.rxorn)); len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", "RXEOL", be32_to_cpu(cmd_rsp.rxeol)); len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", "TXURN", be32_to_cpu(cmd_rsp.txurn)); len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", "TXTO", be32_to_cpu(cmd_rsp.txto)); len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", "CST", be32_to_cpu(cmd_rsp.cst)); if (len > sizeof(buf)) len = sizeof(buf); return simple_read_from_buffer(user_buf, count, ppos, buf, len); }

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Sujith Manoharan28297.92%375.00%
Zefir Kurtisi62.08%125.00%
Total288100.00%4100.00%

static const struct file_operations fops_tgt_int_stats = { .read = read_file_tgt_int_stats, .open = simple_open, .owner = THIS_MODULE, .llseek = default_llseek, };
static ssize_t read_file_tgt_tx_stats(struct file *file, char __user *user_buf, size_t count, loff_t *ppos) { struct ath9k_htc_priv *priv = file->private_data; struct ath9k_htc_target_tx_stats cmd_rsp; char buf[512]; unsigned int len = 0; int ret = 0; memset(&cmd_rsp, 0, sizeof(cmd_rsp)); ath9k_htc_ps_wakeup(priv); WMI_CMD(WMI_TX_STATS_CMDID); if (ret) { ath9k_htc_ps_restore(priv); return -EINVAL; } ath9k_htc_ps_restore(priv); len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", "Xretries", be32_to_cpu(cmd_rsp.xretries)); len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", "FifoErr", be32_to_cpu(cmd_rsp.fifoerr)); len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", "Filtered", be32_to_cpu(cmd_rsp.filtered)); len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", "TimerExp", be32_to_cpu(cmd_rsp.timer_exp)); len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", "ShortRetries", be32_to_cpu(cmd_rsp.shortretries)); len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", "LongRetries", be32_to_cpu(cmd_rsp.longretries)); len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", "QueueNull", be32_to_cpu(cmd_rsp.qnull)); len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", "EncapFail", be32_to_cpu(cmd_rsp.encap_fail)); len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", "NoBuf", be32_to_cpu(cmd_rsp.nobuf)); if (len > sizeof(buf)) len = sizeof(buf); return simple_read_from_buffer(user_buf, count, ppos, buf, len); }

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Sujith Manoharan36097.56%375.00%
Zefir Kurtisi92.44%125.00%
Total369100.00%4100.00%

static const struct file_operations fops_tgt_tx_stats = { .read = read_file_tgt_tx_stats, .open = simple_open, .owner = THIS_MODULE, .llseek = default_llseek, };
static ssize_t read_file_tgt_rx_stats(struct file *file, char __user *user_buf, size_t count, loff_t *ppos) { struct ath9k_htc_priv *priv = file->private_data; struct ath9k_htc_target_rx_stats cmd_rsp; char buf[512]; unsigned int len = 0; int ret = 0; memset(&cmd_rsp, 0, sizeof(cmd_rsp)); ath9k_htc_ps_wakeup(priv); WMI_CMD(WMI_RX_STATS_CMDID); if (ret) { ath9k_htc_ps_restore(priv); return -EINVAL; } ath9k_htc_ps_restore(priv); len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", "NoBuf", be32_to_cpu(cmd_rsp.nobuf)); len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", "HostSend", be32_to_cpu(cmd_rsp.host_send)); len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", "HostDone", be32_to_cpu(cmd_rsp.host_done)); if (len > sizeof(buf)) len = sizeof(buf); return simple_read_from_buffer(user_buf, count, ppos, buf, len); }

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Sujith Manoharan20498.55%375.00%
Zefir Kurtisi31.45%125.00%
Total207100.00%4100.00%

static const struct file_operations fops_tgt_rx_stats = { .read = read_file_tgt_rx_stats, .open = simple_open, .owner = THIS_MODULE, .llseek = default_llseek, };
static ssize_t read_file_xmit(struct file *file, char __user *user_buf, size_t count, loff_t *ppos) { struct ath9k_htc_priv *priv = file->private_data; char buf[512]; unsigned int len = 0; len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", "Buffers queued", priv->debug.tx_stats.buf_queued); len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", "Buffers completed", priv->debug.tx_stats.buf_completed); len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", "SKBs queued", priv->debug.tx_stats.skb_queued); len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", "SKBs success", priv->debug.tx_stats.skb_success); len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", "SKBs failed", priv->debug.tx_stats.skb_failed); len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", "CAB queued", priv->debug.tx_stats.cab_queued); len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", "BE queued", priv->debug.tx_stats.queue_stats[IEEE80211_AC_BE]); len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", "BK queued", priv->debug.tx_stats.queue_stats[IEEE80211_AC_BK]); len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", "VI queued", priv->debug.tx_stats.queue_stats[IEEE80211_AC_VI]); len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", "VO queued", priv->debug.tx_stats.queue_stats[IEEE80211_AC_VO]); if (len > sizeof(buf)) len = sizeof(buf); return simple_read_from_buffer(user_buf, count, ppos, buf, len); }

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Sujith Manoharan35697.27%375.00%
Zefir Kurtisi102.73%125.00%
Total366100.00%4100.00%

static const struct file_operations fops_xmit = { .read = read_file_xmit, .open = simple_open, .owner = THIS_MODULE, .llseek = default_llseek, };
void ath9k_htc_err_stat_rx(struct ath9k_htc_priv *priv, struct ath_rx_status *rs) { ath9k_cmn_debug_stat_rx(&priv->debug.rx_stats, rs); }

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Sujith Manoharan2177.78%150.00%
Oleksij Rempel622.22%150.00%
Total27100.00%2100.00%


static ssize_t read_file_skb_rx(struct file *file, char __user *user_buf, size_t count, loff_t *ppos) { struct ath9k_htc_priv *priv = file->private_data; char *buf; unsigned int len = 0, size = 1500; ssize_t retval = 0; buf = kzalloc(size, GFP_KERNEL); if (buf == NULL) return -ENOMEM; len += scnprintf(buf + len, size - len, "%20s : %10u\n", "SKBs allocated", priv->debug.skbrx_stats.skb_allocated); len += scnprintf(buf + len, size - len, "%20s : %10u\n", "SKBs completed", priv->debug.skbrx_stats.skb_completed); len += scnprintf(buf + len, size - len, "%20s : %10u\n", "SKBs Dropped", priv->debug.skbrx_stats.skb_dropped); if (len > size) len = size; retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); kfree(buf); return retval; }

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Sujith Manoharan17196.07%240.00%
Oleksij Rempel42.25%240.00%
Zefir Kurtisi31.69%120.00%
Total178100.00%5100.00%

static const struct file_operations fops_skb_rx = { .read = read_file_skb_rx, .open = simple_open, .owner = THIS_MODULE, .llseek = default_llseek, };
static ssize_t read_file_slot(struct file *file, char __user *user_buf, size_t count, loff_t *ppos) { struct ath9k_htc_priv *priv = file->private_data; char buf[512]; unsigned int len; spin_lock_bh(&priv->tx.tx_lock); len = scnprintf(buf, sizeof(buf), "TX slot bitmap : %*pb\n" "Used slots : %d\n", MAX_TX_BUF_NUM, priv->tx.tx_slot, bitmap_weight(priv->tx.tx_slot, MAX_TX_BUF_NUM)); spin_unlock_bh(&priv->tx.tx_lock); return simple_read_from_buffer(user_buf, count, ppos, buf, len); }

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Sujith Manoharan10595.45%133.33%
Tejun Heo43.64%133.33%
Zefir Kurtisi10.91%133.33%
Total110100.00%3100.00%

static const struct file_operations fops_slot = { .read = read_file_slot, .open = simple_open, .owner = THIS_MODULE, .llseek = default_llseek, };
static ssize_t read_file_queue(struct file *file, char __user *user_buf, size_t count, loff_t *ppos) { struct ath9k_htc_priv *priv = file->private_data; char buf[512]; unsigned int len = 0; len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", "Mgmt endpoint", skb_queue_len(&priv->tx.mgmt_ep_queue)); len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", "Cab endpoint", skb_queue_len(&priv->tx.cab_ep_queue)); len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", "Data BE endpoint", skb_queue_len(&priv->tx.data_be_queue)); len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", "Data BK endpoint", skb_queue_len(&priv->tx.data_bk_queue)); len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", "Data VI endpoint", skb_queue_len(&priv->tx.data_vi_queue)); len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", "Data VO endpoint", skb_queue_len(&priv->tx.data_vo_queue)); len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", "Failed queue", skb_queue_len(&priv->tx.tx_failed)); spin_lock_bh(&priv->tx.tx_lock); len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", "Queued count", priv->tx.queued_cnt); spin_unlock_bh(&priv->tx.tx_lock); if (len > sizeof(buf)) len = sizeof(buf); return simple_read_from_buffer(user_buf, count, ppos, buf, len); }

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Sujith Manoharan32297.58%266.67%
Zefir Kurtisi82.42%133.33%
Total330100.00%3100.00%

static const struct file_operations fops_queue = { .read = read_file_queue, .open = simple_open, .owner = THIS_MODULE, .llseek = default_llseek, };
static ssize_t read_file_debug(struct file *file, char __user *user_buf, size_t count, loff_t *ppos) { struct ath9k_htc_priv *priv = file->private_data; struct ath_common *common = ath9k_hw_common(priv->ah); char buf[32]; unsigned int len; len = sprintf(buf, "0x%08x\n", common->debug_mask); return simple_read_from_buffer(user_buf, count, ppos, buf, len); }

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Rajkumar Manoharan81100.00%1100.00%
Total81100.00%1100.00%


static ssize_t write_file_debug(struct file *file, const char __user *user_buf, size_t count, loff_t *ppos) { struct ath9k_htc_priv *priv = file->private_data; struct ath_common *common = ath9k_hw_common(priv->ah); unsigned long mask; char buf[32]; ssize_t len; len = min(count, sizeof(buf) - 1); if (copy_from_user(buf, user_buf, len)) return -EFAULT; buf[len] = '\0'; if (kstrtoul(buf, 0, &mask)) return -EINVAL; common->debug_mask = mask; return count; }

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Rajkumar Manoharan11899.16%150.00%
Jingoo Han10.84%150.00%
Total119100.00%2100.00%

static const struct file_operations fops_debug = { .read = read_file_debug, .write = write_file_debug, .open = simple_open, .owner = THIS_MODULE, .llseek = default_llseek, }; /* Ethtool support for get-stats */ #define AMKSTR(nm) #nm "_BE", #nm "_BK", #nm "_VI", #nm "_VO" static const char ath9k_htc_gstrings_stats[][ETH_GSTRING_LEN] = { "tx_pkts_nic", "tx_bytes_nic", "rx_pkts_nic", "rx_bytes_nic", AMKSTR(d_tx_pkts), "d_rx_crc_err", "d_rx_decrypt_crc_err", "d_rx_phy_err", "d_rx_mic_err", "d_rx_pre_delim_crc_err", "d_rx_post_delim_crc_err", "d_rx_decrypt_busy_err", "d_rx_phyerr_radar", "d_rx_phyerr_ofdm_timing", "d_rx_phyerr_cck_timing", }; #define ATH9K_HTC_SSTATS_LEN ARRAY_SIZE(ath9k_htc_gstrings_stats)
void ath9k_htc_get_et_strings(struct ieee80211_hw *hw, struct ieee80211_vif *vif, u32 sset, u8 *data) { if (sset == ETH_SS_STATS) memcpy(data, *ath9k_htc_gstrings_stats, sizeof(ath9k_htc_gstrings_stats)); }

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Ben Greear41100.00%1100.00%
Total41100.00%1100.00%


int ath9k_htc_get_et_sset_count(struct ieee80211_hw *hw, struct ieee80211_vif *vif, int sset) { if (sset == ETH_SS_STATS) return ATH9K_HTC_SSTATS_LEN; return 0; }

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Ben Greear30100.00%1100.00%
Total30100.00%1100.00%

#define STXBASE priv->debug.tx_stats #define SRXBASE priv->debug.rx_stats #define SKBTXBASE priv->debug.tx_stats #define SKBRXBASE priv->debug.skbrx_stats #define ASTXQ(a) \ data[i++] = STXBASE.a[IEEE80211_AC_BE]; \ data[i++] = STXBASE.a[IEEE80211_AC_BK]; \ data[i++] = STXBASE.a[IEEE80211_AC_VI]; \ data[i++] = STXBASE.a[IEEE80211_AC_VO]
void ath9k_htc_get_et_stats(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ethtool_stats *stats, u64 *data) { struct ath9k_htc_priv *priv = hw->priv; int i = 0; data[i++] = SKBTXBASE.skb_success; data[i++] = SKBTXBASE.skb_success_bytes; data[i++] = SKBRXBASE.skb_completed; data[i++] = SKBRXBASE.skb_completed_bytes; ASTXQ(queue_stats); data[i++] = SRXBASE.crc_err; data[i++] = SRXBASE.decrypt_crc_err; data[i++] = SRXBASE.phy_err; data[i++] = SRXBASE.mic_err; data[i++] = SRXBASE.pre_delim_crc_err; data[i++] = SRXBASE.post_delim_crc_err; data[i++] = SRXBASE.decrypt_busy_err; data[i++] = SRXBASE.phy_err_stats[ATH9K_PHYERR_RADAR]; data[i++] = SRXBASE.phy_err_stats[ATH9K_PHYERR_OFDM_TIMING]; data[i++] = SRXBASE.phy_err_stats[ATH9K_PHYERR_CCK_TIMING]; WARN_ON(i != ATH9K_HTC_SSTATS_LEN); }

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Ben Greear18592.96%150.00%
Oleksij Rempel147.04%150.00%
Total199100.00%2100.00%


void ath9k_htc_deinit_debug(struct ath9k_htc_priv *priv) { ath9k_cmn_spectral_deinit_debug(&priv->spec_priv); }

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Oleksij Rempel18100.00%1100.00%
Total18100.00%1100.00%


int ath9k_htc_init_debug(struct ath_hw *ah) { struct ath_common *common = ath9k_hw_common(ah); struct ath9k_htc_priv *priv = (struct ath9k_htc_priv *) common->priv; priv->debug.debugfs_phy = debugfs_create_dir(KBUILD_MODNAME, priv->hw->wiphy->debugfsdir); if (!priv->debug.debugfs_phy) return -ENOMEM; ath9k_cmn_spectral_init_debug(&priv->spec_priv, priv->debug.debugfs_phy); debugfs_create_file("tgt_int_stats", S_IRUSR, priv->debug.debugfs_phy, priv, &fops_tgt_int_stats); debugfs_create_file("tgt_tx_stats", S_IRUSR, priv->debug.debugfs_phy, priv, &fops_tgt_tx_stats); debugfs_create_file("tgt_rx_stats", S_IRUSR, priv->debug.debugfs_phy, priv, &fops_tgt_rx_stats); debugfs_create_file("xmit", S_IRUSR, priv->debug.debugfs_phy, priv, &fops_xmit); debugfs_create_file("skb_rx", S_IRUSR, priv->debug.debugfs_phy, priv, &fops_skb_rx); ath9k_cmn_debug_recv(priv->debug.debugfs_phy, &priv->debug.rx_stats); ath9k_cmn_debug_phy_err(priv->debug.debugfs_phy, &priv->debug.rx_stats); debugfs_create_file("slot", S_IRUSR, priv->debug.debugfs_phy, priv, &fops_slot); debugfs_create_file("queue", S_IRUSR, priv->debug.debugfs_phy, priv, &fops_queue); debugfs_create_file("debug", S_IRUSR | S_IWUSR, priv->debug.debugfs_phy, priv, &fops_debug); ath9k_cmn_debug_base_eeprom(priv->debug.debugfs_phy, priv->ah); ath9k_cmn_debug_modal_eeprom(priv->debug.debugfs_phy, priv->ah); return 0; }

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Sujith Manoharan20571.43%646.15%
Oleksij Rempel5418.82%538.46%
Rajkumar Manoharan289.76%215.38%
Total287100.00%13100.00%


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Sujith Manoharan221774.82%1043.48%
Ben Greear32811.07%14.35%
Rajkumar Manoharan2598.74%28.70%
Oleksij Rempel1063.58%626.09%
Zefir Kurtisi401.35%14.35%
Stephen Boyd80.27%14.35%
Tejun Heo40.13%14.35%
Jingoo Han10.03%14.35%
Total2963100.00%23100.00%
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