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iwlagn: adding aggregated frame failure status to debugfs 

Addition to standard tx frame failure report, adding aggregated
frame failure report to debugfs

Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
This commit is contained in:
Wey-Yi Guy 2010-09-05 10:49:45 -07:00
parent 814665fef7
commit 95b49ed013
2 changed files with 54 additions and 2 deletions
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51
drivers/net/wireless/iwlwifi/iwl-agn-debugfs.c
View File

@ -25,7 +25,7 @@
* Intel Linux Wireless <ilw@linux.intel.com>
* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
*****************************************************************************/
#include "iwl-agn.h"
#include "iwl-agn-debugfs.h"
static int iwl_statistics_flag(struct iwl_priv *priv, char *buf, int bufsz)
@ -1019,7 +1019,8 @@ ssize_t iwl_reply_tx_error_read(struct file *file,
struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
int pos = 0;
char *buf;
int bufsz = (sizeof(struct reply_tx_error_statistics) * 24) + 200;
int bufsz = (sizeof(struct reply_tx_error_statistics) * 24) +
(sizeof(struct reply_agg_tx_error_statistics) * 24) + 200;
ssize_t ret;
if (!iwl_is_alive(priv))
@ -1104,6 +1105,52 @@ ssize_t iwl_reply_tx_error_read(struct file *file,
pos += scnprintf(buf + pos, bufsz - pos, "UNKNOWN:\t\t\t%u\n",
priv->_agn.reply_tx_stats.unknown);
pos += scnprintf(buf + pos, bufsz - pos,
"\nStatistics_Agg_TX_Error:\n");
pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
iwl_get_agg_tx_fail_reason(AGG_TX_STATE_UNDERRUN_MSK),
priv->_agn.reply_agg_tx_stats.underrun);
pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
iwl_get_agg_tx_fail_reason(AGG_TX_STATE_BT_PRIO_MSK),
priv->_agn.reply_agg_tx_stats.bt_prio);
pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
iwl_get_agg_tx_fail_reason(AGG_TX_STATE_FEW_BYTES_MSK),
priv->_agn.reply_agg_tx_stats.few_bytes);
pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
iwl_get_agg_tx_fail_reason(AGG_TX_STATE_ABORT_MSK),
priv->_agn.reply_agg_tx_stats.abort);
pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n",
iwl_get_agg_tx_fail_reason(
AGG_TX_STATE_LAST_SENT_TTL_MSK),
priv->_agn.reply_agg_tx_stats.last_sent_ttl);
pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n",
iwl_get_agg_tx_fail_reason(
AGG_TX_STATE_LAST_SENT_TRY_CNT_MSK),
priv->_agn.reply_agg_tx_stats.last_sent_try);
pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n",
iwl_get_agg_tx_fail_reason(
AGG_TX_STATE_LAST_SENT_BT_KILL_MSK),
priv->_agn.reply_agg_tx_stats.last_sent_bt_kill);
pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
iwl_get_agg_tx_fail_reason(AGG_TX_STATE_SCD_QUERY_MSK),
priv->_agn.reply_agg_tx_stats.scd_query);
pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n",
iwl_get_agg_tx_fail_reason(
AGG_TX_STATE_TEST_BAD_CRC32_MSK),
priv->_agn.reply_agg_tx_stats.bad_crc32);
pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
iwl_get_agg_tx_fail_reason(AGG_TX_STATE_RESPONSE_MSK),
priv->_agn.reply_agg_tx_stats.response);
pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
iwl_get_agg_tx_fail_reason(AGG_TX_STATE_DUMP_TX_MSK),
priv->_agn.reply_agg_tx_stats.dump_tx);
pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n",
iwl_get_agg_tx_fail_reason(AGG_TX_STATE_DELAY_TX_MSK),
priv->_agn.reply_agg_tx_stats.delay_tx);
pos += scnprintf(buf + pos, bufsz - pos, "UNKNOWN:\t\t\t%u\n",
priv->_agn.reply_agg_tx_stats.unknown);
ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
kfree(buf);
return ret;

5
drivers/net/wireless/iwlwifi/iwl-agn.h
View File

@ -238,4 +238,9 @@ void iwlagn_bt_rx_handler_setup(struct iwl_priv *priv);
void iwlagn_bt_setup_deferred_work(struct iwl_priv *priv);
void iwlagn_bt_cancel_deferred_work(struct iwl_priv *priv);
#ifdef CONFIG_IWLWIFI_DEBUG
const char *iwl_get_agg_tx_fail_reason(u16 status);
#else
static inline const char *iwl_get_agg_tx_fail_reason(u16 status) { return ""; }
#endif
#endif /* __iwl_agn_h__ */