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524 lines
15 KiB
524 lines
15 KiB
/* |
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* Copyright (c) 2010-2011 Atheros Communications Inc. |
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* |
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* Permission to use, copy, modify, and/or distribute this software for any |
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* purpose with or without fee is hereby granted, provided that the above |
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* copyright notice and this permission notice appear in all copies. |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
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*/ |
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#include "htc.h" |
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static ssize_t read_file_tgt_int_stats(struct file *file, char __user *user_buf, |
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size_t count, loff_t *ppos) |
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{ |
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struct ath9k_htc_priv *priv = file->private_data; |
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struct ath9k_htc_target_int_stats cmd_rsp; |
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char buf[512]; |
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unsigned int len = 0; |
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int ret = 0; |
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memset(&cmd_rsp, 0, sizeof(cmd_rsp)); |
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ath9k_htc_ps_wakeup(priv); |
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WMI_CMD(WMI_INT_STATS_CMDID); |
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if (ret) { |
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ath9k_htc_ps_restore(priv); |
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return -EINVAL; |
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} |
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ath9k_htc_ps_restore(priv); |
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len += scnprintf(buf + len, sizeof(buf) - len, |
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"%20s : %10u\n", "RX", |
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be32_to_cpu(cmd_rsp.rx)); |
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len += scnprintf(buf + len, sizeof(buf) - len, |
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"%20s : %10u\n", "RXORN", |
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be32_to_cpu(cmd_rsp.rxorn)); |
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len += scnprintf(buf + len, sizeof(buf) - len, |
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"%20s : %10u\n", "RXEOL", |
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be32_to_cpu(cmd_rsp.rxeol)); |
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len += scnprintf(buf + len, sizeof(buf) - len, |
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"%20s : %10u\n", "TXURN", |
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be32_to_cpu(cmd_rsp.txurn)); |
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len += scnprintf(buf + len, sizeof(buf) - len, |
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"%20s : %10u\n", "TXTO", |
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be32_to_cpu(cmd_rsp.txto)); |
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len += scnprintf(buf + len, sizeof(buf) - len, |
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"%20s : %10u\n", "CST", |
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be32_to_cpu(cmd_rsp.cst)); |
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if (len > sizeof(buf)) |
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len = sizeof(buf); |
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return simple_read_from_buffer(user_buf, count, ppos, buf, len); |
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} |
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static const struct file_operations fops_tgt_int_stats = { |
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.read = read_file_tgt_int_stats, |
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.open = simple_open, |
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.owner = THIS_MODULE, |
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.llseek = default_llseek, |
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}; |
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static ssize_t read_file_tgt_tx_stats(struct file *file, char __user *user_buf, |
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size_t count, loff_t *ppos) |
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{ |
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struct ath9k_htc_priv *priv = file->private_data; |
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struct ath9k_htc_target_tx_stats cmd_rsp; |
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char buf[512]; |
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unsigned int len = 0; |
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int ret = 0; |
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memset(&cmd_rsp, 0, sizeof(cmd_rsp)); |
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ath9k_htc_ps_wakeup(priv); |
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WMI_CMD(WMI_TX_STATS_CMDID); |
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if (ret) { |
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ath9k_htc_ps_restore(priv); |
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return -EINVAL; |
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} |
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ath9k_htc_ps_restore(priv); |
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len += scnprintf(buf + len, sizeof(buf) - len, |
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"%20s : %10u\n", "Xretries", |
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be32_to_cpu(cmd_rsp.xretries)); |
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len += scnprintf(buf + len, sizeof(buf) - len, |
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"%20s : %10u\n", "FifoErr", |
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be32_to_cpu(cmd_rsp.fifoerr)); |
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len += scnprintf(buf + len, sizeof(buf) - len, |
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"%20s : %10u\n", "Filtered", |
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be32_to_cpu(cmd_rsp.filtered)); |
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len += scnprintf(buf + len, sizeof(buf) - len, |
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"%20s : %10u\n", "TimerExp", |
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be32_to_cpu(cmd_rsp.timer_exp)); |
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len += scnprintf(buf + len, sizeof(buf) - len, |
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"%20s : %10u\n", "ShortRetries", |
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be32_to_cpu(cmd_rsp.shortretries)); |
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len += scnprintf(buf + len, sizeof(buf) - len, |
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"%20s : %10u\n", "LongRetries", |
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be32_to_cpu(cmd_rsp.longretries)); |
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len += scnprintf(buf + len, sizeof(buf) - len, |
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"%20s : %10u\n", "QueueNull", |
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be32_to_cpu(cmd_rsp.qnull)); |
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len += scnprintf(buf + len, sizeof(buf) - len, |
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"%20s : %10u\n", "EncapFail", |
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be32_to_cpu(cmd_rsp.encap_fail)); |
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len += scnprintf(buf + len, sizeof(buf) - len, |
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"%20s : %10u\n", "NoBuf", |
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be32_to_cpu(cmd_rsp.nobuf)); |
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if (len > sizeof(buf)) |
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len = sizeof(buf); |
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return simple_read_from_buffer(user_buf, count, ppos, buf, len); |
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} |
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static const struct file_operations fops_tgt_tx_stats = { |
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.read = read_file_tgt_tx_stats, |
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.open = simple_open, |
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.owner = THIS_MODULE, |
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.llseek = default_llseek, |
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}; |
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static ssize_t read_file_tgt_rx_stats(struct file *file, char __user *user_buf, |
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size_t count, loff_t *ppos) |
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{ |
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struct ath9k_htc_priv *priv = file->private_data; |
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struct ath9k_htc_target_rx_stats cmd_rsp; |
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char buf[512]; |
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unsigned int len = 0; |
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int ret = 0; |
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memset(&cmd_rsp, 0, sizeof(cmd_rsp)); |
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ath9k_htc_ps_wakeup(priv); |
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WMI_CMD(WMI_RX_STATS_CMDID); |
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if (ret) { |
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ath9k_htc_ps_restore(priv); |
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return -EINVAL; |
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} |
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ath9k_htc_ps_restore(priv); |
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len += scnprintf(buf + len, sizeof(buf) - len, |
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"%20s : %10u\n", "NoBuf", |
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be32_to_cpu(cmd_rsp.nobuf)); |
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len += scnprintf(buf + len, sizeof(buf) - len, |
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"%20s : %10u\n", "HostSend", |
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be32_to_cpu(cmd_rsp.host_send)); |
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len += scnprintf(buf + len, sizeof(buf) - len, |
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"%20s : %10u\n", "HostDone", |
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be32_to_cpu(cmd_rsp.host_done)); |
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if (len > sizeof(buf)) |
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len = sizeof(buf); |
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return simple_read_from_buffer(user_buf, count, ppos, buf, len); |
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} |
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static const struct file_operations fops_tgt_rx_stats = { |
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.read = read_file_tgt_rx_stats, |
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.open = simple_open, |
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.owner = THIS_MODULE, |
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.llseek = default_llseek, |
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}; |
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static ssize_t read_file_xmit(struct file *file, char __user *user_buf, |
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size_t count, loff_t *ppos) |
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{ |
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struct ath9k_htc_priv *priv = file->private_data; |
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char buf[512]; |
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unsigned int len = 0; |
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len += scnprintf(buf + len, sizeof(buf) - len, |
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"%20s : %10u\n", "Buffers queued", |
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priv->debug.tx_stats.buf_queued); |
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len += scnprintf(buf + len, sizeof(buf) - len, |
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"%20s : %10u\n", "Buffers completed", |
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priv->debug.tx_stats.buf_completed); |
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len += scnprintf(buf + len, sizeof(buf) - len, |
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"%20s : %10u\n", "SKBs queued", |
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priv->debug.tx_stats.skb_queued); |
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len += scnprintf(buf + len, sizeof(buf) - len, |
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"%20s : %10u\n", "SKBs success", |
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priv->debug.tx_stats.skb_success); |
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len += scnprintf(buf + len, sizeof(buf) - len, |
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"%20s : %10u\n", "SKBs failed", |
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priv->debug.tx_stats.skb_failed); |
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len += scnprintf(buf + len, sizeof(buf) - len, |
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"%20s : %10u\n", "CAB queued", |
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priv->debug.tx_stats.cab_queued); |
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len += scnprintf(buf + len, sizeof(buf) - len, |
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"%20s : %10u\n", "BE queued", |
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priv->debug.tx_stats.queue_stats[IEEE80211_AC_BE]); |
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len += scnprintf(buf + len, sizeof(buf) - len, |
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"%20s : %10u\n", "BK queued", |
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priv->debug.tx_stats.queue_stats[IEEE80211_AC_BK]); |
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len += scnprintf(buf + len, sizeof(buf) - len, |
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"%20s : %10u\n", "VI queued", |
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priv->debug.tx_stats.queue_stats[IEEE80211_AC_VI]); |
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len += scnprintf(buf + len, sizeof(buf) - len, |
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"%20s : %10u\n", "VO queued", |
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priv->debug.tx_stats.queue_stats[IEEE80211_AC_VO]); |
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if (len > sizeof(buf)) |
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len = sizeof(buf); |
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return simple_read_from_buffer(user_buf, count, ppos, buf, len); |
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} |
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static const struct file_operations fops_xmit = { |
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.read = read_file_xmit, |
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.open = simple_open, |
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.owner = THIS_MODULE, |
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.llseek = default_llseek, |
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}; |
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void ath9k_htc_err_stat_rx(struct ath9k_htc_priv *priv, |
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struct ath_rx_status *rs) |
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{ |
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ath9k_cmn_debug_stat_rx(&priv->debug.rx_stats, rs); |
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} |
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static ssize_t read_file_skb_rx(struct file *file, char __user *user_buf, |
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size_t count, loff_t *ppos) |
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{ |
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struct ath9k_htc_priv *priv = file->private_data; |
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char *buf; |
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unsigned int len = 0, size = 1500; |
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ssize_t retval = 0; |
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buf = kzalloc(size, GFP_KERNEL); |
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if (buf == NULL) |
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return -ENOMEM; |
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len += scnprintf(buf + len, size - len, |
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"%20s : %10u\n", "SKBs allocated", |
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priv->debug.skbrx_stats.skb_allocated); |
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len += scnprintf(buf + len, size - len, |
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"%20s : %10u\n", "SKBs completed", |
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priv->debug.skbrx_stats.skb_completed); |
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len += scnprintf(buf + len, size - len, |
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"%20s : %10u\n", "SKBs Dropped", |
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priv->debug.skbrx_stats.skb_dropped); |
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if (len > size) |
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len = size; |
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retval = simple_read_from_buffer(user_buf, count, ppos, buf, len); |
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kfree(buf); |
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return retval; |
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} |
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static const struct file_operations fops_skb_rx = { |
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.read = read_file_skb_rx, |
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.open = simple_open, |
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.owner = THIS_MODULE, |
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.llseek = default_llseek, |
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}; |
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static ssize_t read_file_slot(struct file *file, char __user *user_buf, |
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size_t count, loff_t *ppos) |
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{ |
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struct ath9k_htc_priv *priv = file->private_data; |
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char buf[512]; |
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unsigned int len; |
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spin_lock_bh(&priv->tx.tx_lock); |
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len = scnprintf(buf, sizeof(buf), |
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"TX slot bitmap : %*pb\n" |
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"Used slots : %d\n", |
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MAX_TX_BUF_NUM, priv->tx.tx_slot, |
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bitmap_weight(priv->tx.tx_slot, MAX_TX_BUF_NUM)); |
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spin_unlock_bh(&priv->tx.tx_lock); |
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return simple_read_from_buffer(user_buf, count, ppos, buf, len); |
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} |
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static const struct file_operations fops_slot = { |
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.read = read_file_slot, |
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.open = simple_open, |
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.owner = THIS_MODULE, |
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.llseek = default_llseek, |
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}; |
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static ssize_t read_file_queue(struct file *file, char __user *user_buf, |
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size_t count, loff_t *ppos) |
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{ |
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struct ath9k_htc_priv *priv = file->private_data; |
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char buf[512]; |
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unsigned int len = 0; |
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len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", |
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"Mgmt endpoint", skb_queue_len(&priv->tx.mgmt_ep_queue)); |
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len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", |
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"Cab endpoint", skb_queue_len(&priv->tx.cab_ep_queue)); |
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len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", |
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"Data BE endpoint", skb_queue_len(&priv->tx.data_be_queue)); |
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len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", |
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"Data BK endpoint", skb_queue_len(&priv->tx.data_bk_queue)); |
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len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", |
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"Data VI endpoint", skb_queue_len(&priv->tx.data_vi_queue)); |
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len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", |
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"Data VO endpoint", skb_queue_len(&priv->tx.data_vo_queue)); |
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len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", |
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"Failed queue", skb_queue_len(&priv->tx.tx_failed)); |
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spin_lock_bh(&priv->tx.tx_lock); |
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len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", |
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"Queued count", priv->tx.queued_cnt); |
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spin_unlock_bh(&priv->tx.tx_lock); |
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if (len > sizeof(buf)) |
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len = sizeof(buf); |
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return simple_read_from_buffer(user_buf, count, ppos, buf, len); |
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} |
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static const struct file_operations fops_queue = { |
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.read = read_file_queue, |
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.open = simple_open, |
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.owner = THIS_MODULE, |
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.llseek = default_llseek, |
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}; |
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static ssize_t read_file_debug(struct file *file, char __user *user_buf, |
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size_t count, loff_t *ppos) |
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{ |
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struct ath9k_htc_priv *priv = file->private_data; |
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struct ath_common *common = ath9k_hw_common(priv->ah); |
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char buf[32]; |
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unsigned int len; |
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len = sprintf(buf, "0x%08x\n", common->debug_mask); |
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return simple_read_from_buffer(user_buf, count, ppos, buf, len); |
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} |
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static ssize_t write_file_debug(struct file *file, const char __user *user_buf, |
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size_t count, loff_t *ppos) |
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{ |
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struct ath9k_htc_priv *priv = file->private_data; |
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struct ath_common *common = ath9k_hw_common(priv->ah); |
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unsigned long mask; |
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char buf[32]; |
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ssize_t len; |
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len = min(count, sizeof(buf) - 1); |
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if (copy_from_user(buf, user_buf, len)) |
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return -EFAULT; |
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buf[len] = '\0'; |
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if (kstrtoul(buf, 0, &mask)) |
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return -EINVAL; |
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common->debug_mask = mask; |
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return count; |
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} |
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static const struct file_operations fops_debug = { |
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.read = read_file_debug, |
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.write = write_file_debug, |
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.open = simple_open, |
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.owner = THIS_MODULE, |
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.llseek = default_llseek, |
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}; |
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/* Ethtool support for get-stats */ |
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#define AMKSTR(nm) #nm "_BE", #nm "_BK", #nm "_VI", #nm "_VO" |
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static const char ath9k_htc_gstrings_stats[][ETH_GSTRING_LEN] = { |
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"tx_pkts_nic", |
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"tx_bytes_nic", |
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"rx_pkts_nic", |
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"rx_bytes_nic", |
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AMKSTR(d_tx_pkts), |
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"d_rx_crc_err", |
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"d_rx_decrypt_crc_err", |
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"d_rx_phy_err", |
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"d_rx_mic_err", |
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"d_rx_pre_delim_crc_err", |
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"d_rx_post_delim_crc_err", |
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"d_rx_decrypt_busy_err", |
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"d_rx_phyerr_radar", |
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"d_rx_phyerr_ofdm_timing", |
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"d_rx_phyerr_cck_timing", |
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}; |
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#define ATH9K_HTC_SSTATS_LEN ARRAY_SIZE(ath9k_htc_gstrings_stats) |
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void ath9k_htc_get_et_strings(struct ieee80211_hw *hw, |
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struct ieee80211_vif *vif, |
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u32 sset, u8 *data) |
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{ |
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if (sset == ETH_SS_STATS) |
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memcpy(data, *ath9k_htc_gstrings_stats, |
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sizeof(ath9k_htc_gstrings_stats)); |
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} |
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int ath9k_htc_get_et_sset_count(struct ieee80211_hw *hw, |
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struct ieee80211_vif *vif, int sset) |
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{ |
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if (sset == ETH_SS_STATS) |
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return ATH9K_HTC_SSTATS_LEN; |
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return 0; |
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} |
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#define STXBASE priv->debug.tx_stats |
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#define SRXBASE priv->debug.rx_stats |
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#define SKBTXBASE priv->debug.tx_stats |
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#define SKBRXBASE priv->debug.skbrx_stats |
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#define ASTXQ(a) \ |
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data[i++] = STXBASE.a[IEEE80211_AC_BE]; \ |
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data[i++] = STXBASE.a[IEEE80211_AC_BK]; \ |
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data[i++] = STXBASE.a[IEEE80211_AC_VI]; \ |
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data[i++] = STXBASE.a[IEEE80211_AC_VO] |
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void ath9k_htc_get_et_stats(struct ieee80211_hw *hw, |
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struct ieee80211_vif *vif, |
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struct ethtool_stats *stats, u64 *data) |
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{ |
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struct ath9k_htc_priv *priv = hw->priv; |
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int i = 0; |
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data[i++] = SKBTXBASE.skb_success; |
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data[i++] = SKBTXBASE.skb_success_bytes; |
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data[i++] = SKBRXBASE.skb_completed; |
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data[i++] = SKBRXBASE.skb_completed_bytes; |
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ASTXQ(queue_stats); |
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data[i++] = SRXBASE.crc_err; |
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data[i++] = SRXBASE.decrypt_crc_err; |
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data[i++] = SRXBASE.phy_err; |
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data[i++] = SRXBASE.mic_err; |
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data[i++] = SRXBASE.pre_delim_crc_err; |
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data[i++] = SRXBASE.post_delim_crc_err; |
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data[i++] = SRXBASE.decrypt_busy_err; |
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data[i++] = SRXBASE.phy_err_stats[ATH9K_PHYERR_RADAR]; |
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data[i++] = SRXBASE.phy_err_stats[ATH9K_PHYERR_OFDM_TIMING]; |
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data[i++] = SRXBASE.phy_err_stats[ATH9K_PHYERR_CCK_TIMING]; |
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WARN_ON(i != ATH9K_HTC_SSTATS_LEN); |
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} |
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void ath9k_htc_deinit_debug(struct ath9k_htc_priv *priv) |
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{ |
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ath9k_cmn_spectral_deinit_debug(&priv->spec_priv); |
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} |
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int ath9k_htc_init_debug(struct ath_hw *ah) |
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{ |
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struct ath_common *common = ath9k_hw_common(ah); |
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struct ath9k_htc_priv *priv = (struct ath9k_htc_priv *) common->priv; |
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priv->debug.debugfs_phy = debugfs_create_dir(KBUILD_MODNAME, |
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priv->hw->wiphy->debugfsdir); |
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if (!priv->debug.debugfs_phy) |
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return -ENOMEM; |
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ath9k_cmn_spectral_init_debug(&priv->spec_priv, priv->debug.debugfs_phy); |
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|
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debugfs_create_file("tgt_int_stats", 0400, priv->debug.debugfs_phy, |
|
priv, &fops_tgt_int_stats); |
|
debugfs_create_file("tgt_tx_stats", 0400, priv->debug.debugfs_phy, |
|
priv, &fops_tgt_tx_stats); |
|
debugfs_create_file("tgt_rx_stats", 0400, priv->debug.debugfs_phy, |
|
priv, &fops_tgt_rx_stats); |
|
debugfs_create_file("xmit", 0400, priv->debug.debugfs_phy, |
|
priv, &fops_xmit); |
|
debugfs_create_file("skb_rx", 0400, 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", 0400, priv->debug.debugfs_phy, |
|
priv, &fops_slot); |
|
debugfs_create_file("queue", 0400, priv->debug.debugfs_phy, |
|
priv, &fops_queue); |
|
debugfs_create_file("debug", 0600, 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; |
|
}
|
|
|