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Commit 4bf49a90 authored by Wey-Yi Guy's avatar Wey-Yi Guy
Browse files

iwlwifi: debugfs file for txfifo command testing 



Add debugfs file for REPLY_TXFIFO_FLUSH host command testing.

Signed-off-by: default avatarWey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: default avatarReinette Chatre <reinette.chatre@intel.com>
parent 65550636

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

+27 −0
Original line number Original line Diff line number Diff line
@@ -1495,6 +1495,30 @@ static ssize_t iwl_dbgfs_force_reset_write(struct file *file, 
	return ret ? ret : count;

	return ret ? ret : count;

}

}





static ssize_t iwl_dbgfs_txfifo_flush_write(struct file *file,

					const char __user *user_buf,

					size_t count, loff_t *ppos) {



	struct iwl_priv *priv = file->private_data;

	char buf[8];

	int buf_size;

	int flush;



	memset(buf, 0, sizeof(buf));

	buf_size = min(count, sizeof(buf) -  1);

	if (copy_from_user(buf, user_buf, buf_size))

		return -EFAULT;

	if (sscanf(buf, "%d", &flush) != 1)

		return -EINVAL;



	if (iwl_is_rfkill(priv))

		return -EFAULT;



	priv->cfg->ops->lib->dev_txfifo_flush(priv, IWL_DROP_ALL);



	return count;

}



DEBUGFS_READ_FILE_OPS(rx_statistics);

DEBUGFS_READ_FILE_OPS(rx_statistics);

DEBUGFS_READ_FILE_OPS(tx_statistics);

DEBUGFS_READ_FILE_OPS(tx_statistics);

DEBUGFS_READ_WRITE_FILE_OPS(traffic_log);

DEBUGFS_READ_WRITE_FILE_OPS(traffic_log);
@@ -1516,6 +1540,7 @@ DEBUGFS_READ_WRITE_FILE_OPS(plcp_delta); 
DEBUGFS_READ_WRITE_FILE_OPS(force_reset);

DEBUGFS_READ_WRITE_FILE_OPS(force_reset);

DEBUGFS_READ_FILE_OPS(rxon_flags);

DEBUGFS_READ_FILE_OPS(rxon_flags);

DEBUGFS_READ_FILE_OPS(rxon_filter_flags);

DEBUGFS_READ_FILE_OPS(rxon_filter_flags);

DEBUGFS_WRITE_FILE_OPS(txfifo_flush);





/*

/*

 * Create the debugfs files and directories

 * Create the debugfs files and directories
@@ -1574,6 +1599,8 @@ int iwl_dbgfs_register(struct iwl_priv *priv, const char *name) 
	DEBUGFS_ADD_FILE(ucode_rx_stats, dir_debug, S_IRUSR);

	DEBUGFS_ADD_FILE(ucode_rx_stats, dir_debug, S_IRUSR);

	DEBUGFS_ADD_FILE(ucode_tx_stats, dir_debug, S_IRUSR);

	DEBUGFS_ADD_FILE(ucode_tx_stats, dir_debug, S_IRUSR);

	DEBUGFS_ADD_FILE(ucode_general_stats, dir_debug, S_IRUSR);

	DEBUGFS_ADD_FILE(ucode_general_stats, dir_debug, S_IRUSR);

	if (priv->cfg->ops->lib->dev_txfifo_flush)

		DEBUGFS_ADD_FILE(txfifo_flush, dir_debug, S_IWUSR);





	if (priv->cfg->sensitivity_calib_by_driver)

	if (priv->cfg->sensitivity_calib_by_driver)

		DEBUGFS_ADD_FILE(sensitivity, dir_debug, S_IRUSR);

		DEBUGFS_ADD_FILE(sensitivity, dir_debug, S_IRUSR);