525 lines
15 KiB
C
525 lines
15 KiB
C
/*
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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;
|
|
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);
|
|
}
|
|
|
|
void ath9k_htc_deinit_debug(struct ath9k_htc_priv *priv)
|
|
{
|
|
ath9k_cmn_spectral_deinit_debug(&priv->spec_priv);
|
|
}
|
|
|
|
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;
|
|
}
|