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Commit b136b3a2 authored by Samuel Ortiz's avatar Samuel Ortiz Committed by John W. Linville
Browse files

iwmc3200wifi: Add stopped queue to debugfs 



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

Signed-off-by: default avatarSamuel Ortiz <sameo@linux.intel.com>
Signed-off-by: default avatarZhu Yi <yi.zhu@intel.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent a7af530d

drivers/net/wireless/iwmc3200wifi/debugfs.c

+23 −0
Original line number Diff line number Diff line
@@ -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);