diff options
author | Sujith Manoharan <Sujith.Manoharan@atheros.com> | 2011-04-13 05:56:58 (GMT) |
---|---|---|
committer | John W. Linville <linville@tuxdriver.com> | 2011-04-13 19:24:41 (GMT) |
commit | fbc29d6c3da58bc51416f65a50bdb419d4ea85b8 (patch) | |
tree | 8a79d7a2c238015880358c7ee03b9919dd540abf /drivers/net/wireless/ath/ath9k/htc_drv_debug.c | |
parent | 821f9414c0546fbc99a999e9dc613d1756e1de8a (diff) | |
download | linux-fbc29d6c3da58bc51416f65a50bdb419d4ea85b8.tar.xz |
ath9k_htc: Add detailed firmware statistics
New debugfs files:
<debugfs_root>/ath9k_htc/<phy#>/tgt_int_stats
<debugfs_root>/ath9k_htc/<phy#>/tgt_tx_stats
<debugfs_root>/ath9k_htc/<phy#>/tgt_rx_stats
Signed-off-by: Sujith Manoharan <Sujith.Manoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/htc_drv_debug.c')
-rw-r--r-- | drivers/net/wireless/ath/ath9k/htc_drv_debug.c | 185 |
1 files changed, 155 insertions, 30 deletions
diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_debug.c b/drivers/net/wireless/ath/ath9k/htc_drv_debug.c index 961bec2..8d0de60 100644 --- a/drivers/net/wireless/ath/ath9k/htc_drv_debug.c +++ b/drivers/net/wireless/ath/ath9k/htc_drv_debug.c @@ -24,39 +24,108 @@ static int ath9k_debugfs_open(struct inode *inode, struct file *file) return 0; } -static ssize_t read_file_tgt_stats(struct file *file, char __user *user_buf, - size_t count, loff_t *ppos) +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_stats cmd_rsp; + 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)); - WMI_CMD(WMI_TGT_STATS_CMDID); + WMI_CMD(WMI_INT_STATS_CMDID); if (ret) return -EINVAL; + len += snprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "RX", + be32_to_cpu(cmd_rsp.rx)); + + len += snprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "RXORN", + be32_to_cpu(cmd_rsp.rxorn)); + + len += snprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "RXEOL", + be32_to_cpu(cmd_rsp.rxeol)); + + len += snprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "TXURN", + be32_to_cpu(cmd_rsp.txurn)); + + len += snprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "TXTO", + be32_to_cpu(cmd_rsp.txto)); + + len += snprintf(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); +} + +static const struct file_operations fops_tgt_int_stats = { + .read = read_file_tgt_int_stats, + .open = ath9k_debugfs_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)); + + WMI_CMD(WMI_TX_STATS_CMDID); + if (ret) + return -EINVAL; + + len += snprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "Xretries", + be32_to_cpu(cmd_rsp.xretries)); + + len += snprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "FifoErr", + be32_to_cpu(cmd_rsp.fifoerr)); + + len += snprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "Filtered", + be32_to_cpu(cmd_rsp.filtered)); len += snprintf(buf + len, sizeof(buf) - len, - "%19s : %10u\n", "TX Short Retries", - be32_to_cpu(cmd_rsp.tx_shortretry)); + "%20s : %10u\n", "TimerExp", + be32_to_cpu(cmd_rsp.timer_exp)); + len += snprintf(buf + len, sizeof(buf) - len, - "%19s : %10u\n", "TX Long Retries", - be32_to_cpu(cmd_rsp.tx_longretry)); + "%20s : %10u\n", "ShortRetries", + be32_to_cpu(cmd_rsp.shortretries)); + len += snprintf(buf + len, sizeof(buf) - len, - "%19s : %10u\n", "TX Xretries", - be32_to_cpu(cmd_rsp.tx_xretries)); + "%20s : %10u\n", "LongRetries", + be32_to_cpu(cmd_rsp.longretries)); + len += snprintf(buf + len, sizeof(buf) - len, - "%19s : %10u\n", "TX Unaggr. Xretries", - be32_to_cpu(cmd_rsp.ht_txunaggr_xretry)); + "%20s : %10u\n", "QueueNull", + be32_to_cpu(cmd_rsp.qnull)); + len += snprintf(buf + len, sizeof(buf) - len, - "%19s : %10u\n", "TX Xretries (HT)", - be32_to_cpu(cmd_rsp.ht_tx_xretries)); + "%20s : %10u\n", "EncapFail", + be32_to_cpu(cmd_rsp.encap_fail)); + len += snprintf(buf + len, sizeof(buf) - len, - "%19s : %10u\n", "TX Rate", priv->debug.txrate); + "%20s : %10u\n", "NoBuf", + be32_to_cpu(cmd_rsp.nobuf)); if (len > sizeof(buf)) len = sizeof(buf); @@ -64,8 +133,48 @@ static ssize_t read_file_tgt_stats(struct file *file, char __user *user_buf, return simple_read_from_buffer(user_buf, count, ppos, buf, len); } -static const struct file_operations fops_tgt_stats = { - .read = read_file_tgt_stats, +static const struct file_operations fops_tgt_tx_stats = { + .read = read_file_tgt_tx_stats, + .open = ath9k_debugfs_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)); + + WMI_CMD(WMI_RX_STATS_CMDID); + if (ret) + return -EINVAL; + + len += snprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "NoBuf", + be32_to_cpu(cmd_rsp.nobuf)); + + len += snprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "HostSend", + be32_to_cpu(cmd_rsp.host_send)); + + len += snprintf(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); +} + +static const struct file_operations fops_tgt_rx_stats = { + .read = read_file_tgt_rx_stats, .open = ath9k_debugfs_open, .owner = THIS_MODULE, .llseek = default_llseek, @@ -286,29 +395,29 @@ static ssize_t read_file_queue(struct file *file, char __user *user_buf, char buf[512]; unsigned int len = 0; - len += snprintf(buf + len, sizeof(buf) - len, "%16s : %3d\n", + len += snprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", "Mgmt endpoint", skb_queue_len(&priv->tx.mgmt_ep_queue)); - len += snprintf(buf + len, sizeof(buf) - len, "%16s : %3d\n", + len += snprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", "Cab endpoint", skb_queue_len(&priv->tx.cab_ep_queue)); - len += snprintf(buf + len, sizeof(buf) - len, "%16s : %3d\n", + len += snprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", "Data BE endpoint", skb_queue_len(&priv->tx.data_be_queue)); - len += snprintf(buf + len, sizeof(buf) - len, "%16s : %3d\n", + len += snprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", "Data BK endpoint", skb_queue_len(&priv->tx.data_bk_queue)); - len += snprintf(buf + len, sizeof(buf) - len, "%16s : %3d\n", + len += snprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", "Data VI endpoint", skb_queue_len(&priv->tx.data_vi_queue)); - len += snprintf(buf + len, sizeof(buf) - len, "%16s : %3d\n", + len += snprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", "Data VO endpoint", skb_queue_len(&priv->tx.data_vo_queue)); - len += snprintf(buf + len, sizeof(buf) - len, "%16s : %3d\n", + len += snprintf(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 += snprintf(buf + len, sizeof(buf) - len, "%16s : %3d\n", + len += snprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", "Queued count", priv->tx.queued_cnt); spin_unlock_bh(&priv->tx.tx_lock); @@ -339,12 +448,26 @@ int ath9k_htc_init_debug(struct ath_hw *ah) if (!priv->debug.debugfs_phy) goto err; - priv->debug.debugfs_tgt_stats = debugfs_create_file("tgt_stats", S_IRUSR, - priv->debug.debugfs_phy, - priv, &fops_tgt_stats); - if (!priv->debug.debugfs_tgt_stats) + priv->debug.debugfs_tgt_int_stats = debugfs_create_file("tgt_int_stats", + S_IRUSR, + priv->debug.debugfs_phy, + priv, &fops_tgt_int_stats); + if (!priv->debug.debugfs_tgt_int_stats) goto err; + priv->debug.debugfs_tgt_tx_stats = debugfs_create_file("tgt_tx_stats", + S_IRUSR, + priv->debug.debugfs_phy, + priv, &fops_tgt_tx_stats); + if (!priv->debug.debugfs_tgt_tx_stats) + goto err; + + priv->debug.debugfs_tgt_rx_stats = debugfs_create_file("tgt_rx_stats", + S_IRUSR, + priv->debug.debugfs_phy, + priv, &fops_tgt_rx_stats); + if (!priv->debug.debugfs_tgt_rx_stats) + goto err; priv->debug.debugfs_xmit = debugfs_create_file("xmit", S_IRUSR, priv->debug.debugfs_phy, @@ -386,7 +509,9 @@ void ath9k_htc_exit_debug(struct ath_hw *ah) debugfs_remove(priv->debug.debugfs_slot); debugfs_remove(priv->debug.debugfs_recv); debugfs_remove(priv->debug.debugfs_xmit); - debugfs_remove(priv->debug.debugfs_tgt_stats); + debugfs_remove(priv->debug.debugfs_tgt_int_stats); + debugfs_remove(priv->debug.debugfs_tgt_tx_stats); + debugfs_remove(priv->debug.debugfs_tgt_rx_stats); debugfs_remove(priv->debug.debugfs_phy); } |