forked from Minki/linux
ath9k: Show some live tx-queue values in debugfs.
I thought this might help track down stuck queues, etc. Signed-off-by: Ben Greear <greearb@candelatech.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
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@ -589,6 +589,16 @@ static const struct file_operations fops_wiphy = {
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sc->debug.stats.txstats[WME_AC_VO].elem); \
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} while(0)
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#define PRX(str, elem) \
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do { \
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len += snprintf(buf + len, size - len, \
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"%s%13u%11u%10u%10u\n", str, \
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(unsigned int)(sc->tx.txq[WME_AC_BE].elem), \
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(unsigned int)(sc->tx.txq[WME_AC_BK].elem), \
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(unsigned int)(sc->tx.txq[WME_AC_VI].elem), \
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(unsigned int)(sc->tx.txq[WME_AC_VO].elem)); \
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} while(0)
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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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@ -619,6 +629,12 @@ static ssize_t read_file_xmit(struct file *file, char __user *user_buf,
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PR("TX-Pkts-All: ", tx_pkts_all);
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PR("TX-Bytes-All: ", tx_bytes_all);
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PRX("axq-qnum: ", axq_qnum);
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PRX("axq-depth: ", axq_depth);
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PRX("axq-stopped ", stopped);
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PRX("tx-in-progress ", axq_tx_inprogress);
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PRX("pending-frames ", pending_frames);
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if (len > size)
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len = size;
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