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Commit 95b49ed0 authored by Wey-Yi Guy's avatar Wey-Yi Guy
Browse files

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: default avatarWey-Yi Guy <wey-yi.w.guy@intel.com>
parent 814665fe

drivers/net/wireless/iwlwifi/iwl-agn-debugfs.c

+49 −2
Original line number Diff line number Diff line
@@ -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;

drivers/net/wireless/iwlwifi/iwl-agn.h

+5 −0
Original line number Diff line number Diff line
@@ -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__ */