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iwmc3200wifi: Add stopped queue to debugfs

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We add the stopped queue count and display to the tx queue debugfs entry.

Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Signed-off-by: Zhu Yi <yi.zhu@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Samuel Ortiz 2009-11-24 11:33:32 +08:00 committed by John W. Linville
parent a7af530d45
commit b136b3a2c1
1 changed files with 23 additions and 0 deletions
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23
drivers/net/wireless/iwmc3200wifi/debugfs.c
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@ -158,6 +158,29 @@ static ssize_t iwm_debugfs_txq_read(struct file *filp, char __user *buffer,
}
spin_unlock_irqrestore(&txq->queue.lock, flags);
spin_lock_irqsave(&txq->stopped_queue.lock, flags);
len += snprintf(buf + len, buf_len - len,
"\tStopped Queue len: %d\n",
skb_queue_len(&txq->stopped_queue));
for (j = 0; j < skb_queue_len(&txq->stopped_queue); j++) {
struct iwm_tx_info *tx_info;
skb = skb->next;
tx_info = skb_to_tx_info(skb);
len += snprintf(buf + len, buf_len - len,
"\tSKB #%d\n", j);
len += snprintf(buf + len, buf_len - len,
"\t\tsta: %d\n", tx_info->sta);
len += snprintf(buf + len, buf_len - len,
"\t\tcolor: %d\n", tx_info->color);
len += snprintf(buf + len, buf_len - len,
"\t\ttid: %d\n", tx_info->tid);
}
spin_unlock_irqrestore(&txq->stopped_queue.lock, flags);
}
ret = simple_read_from_buffer(buffer, len, ppos, buf, buf_len);