*
* GPL LICENSE SUMMARY
*
- * Copyright(c) 2008 Intel Corporation. All rights reserved.
+ * Copyright(c) 2008 - 2009 Intel Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
* in the file called LICENSE.GPL.
*
* Contact Information:
- * Tomas Winkler <tomas.winkler@intel.com>
+ * Intel Linux Wireless <ilw@linux.intel.com>
* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
*****************************************************************************/
goto err; \
} while (0)
+#define DEBUGFS_ADD_X32(name, parent, ptr) do { \
+ dbgfs->dbgfs_##parent##_files.file_##name = \
+ debugfs_create_x32(#name, 0444, dbgfs->dir_##parent, ptr); \
+ if (IS_ERR(dbgfs->dbgfs_##parent##_files.file_##name) \
+ || !dbgfs->dbgfs_##parent##_files.file_##name) \
+ goto err; \
+} while (0)
+
#define DEBUGFS_REMOVE(name) do { \
debugfs_remove(name); \
name = NULL; \
struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
const size_t bufsz = sizeof(buf);
- printk(KERN_DEBUG "offset is: 0x%x\tlen is: 0x%x\n",
- priv->dbgfs->sram_offset, priv->dbgfs->sram_len);
-
iwl_grab_nic_access(priv);
for (i = priv->dbgfs->sram_len; i > 0; i -= 4) {
val = iwl_read_targ_mem(priv, priv->dbgfs->sram_offset + \
buf_size = 4 * eeprom_len + 256;
if (eeprom_len % 16) {
- IWL_ERROR("EEPROM size is not multiple of 16.\n");
+ IWL_ERR(priv, "EEPROM size is not multiple of 16.\n");
return -ENODATA;
}
/* 4 characters for byte 0xYY */
buf = kzalloc(buf_size, GFP_KERNEL);
if (!buf) {
- IWL_ERROR("Can not allocate Buffer\n");
+ IWL_ERR(priv, "Can not allocate Buffer\n");
return -ENOMEM;
}
return count;
}
+
+
+static ssize_t iwl_dbgfs_channels_read(struct file *file, char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct iwl_priv *priv = (struct iwl_priv *)file->private_data;
+ struct ieee80211_channel *channels = NULL;
+ const struct ieee80211_supported_band *supp_band = NULL;
+ int pos = 0, i, bufsz = PAGE_SIZE;
+ char *buf;
+ ssize_t ret;
+
+ if (!test_bit(STATUS_GEO_CONFIGURED, &priv->status))
+ return -EAGAIN;
+
+ buf = kzalloc(bufsz, GFP_KERNEL);
+ if (!buf) {
+ IWL_ERR(priv, "Can not allocate Buffer\n");
+ return -ENOMEM;
+ }
+
+ supp_band = iwl_get_hw_mode(priv, IEEE80211_BAND_2GHZ);
+ channels = supp_band->channels;
+
+ pos += scnprintf(buf + pos, bufsz - pos,
+ "Displaying %d channels in 2.4GHz band 802.11bg):\n",
+ supp_band->n_channels);
+
+ for (i = 0; i < supp_band->n_channels; i++)
+ pos += scnprintf(buf + pos, bufsz - pos,
+ "%d: %ddBm: BSS%s%s, %s.\n",
+ ieee80211_frequency_to_channel(
+ channels[i].center_freq),
+ channels[i].max_power,
+ channels[i].flags & IEEE80211_CHAN_RADAR ?
+ " (IEEE 802.11h required)" : "",
+ (!(channels[i].flags & IEEE80211_CHAN_NO_IBSS)
+ || (channels[i].flags &
+ IEEE80211_CHAN_RADAR)) ? "" :
+ ", IBSS",
+ channels[i].flags &
+ IEEE80211_CHAN_PASSIVE_SCAN ?
+ "passive only" : "active/passive");
+
+ supp_band = iwl_get_hw_mode(priv, IEEE80211_BAND_5GHZ);
+ channels = supp_band->channels;
+
+ pos += scnprintf(buf + pos, bufsz - pos,
+ "Displaying %d channels in 5.2GHz band (802.11a)\n",
+ supp_band->n_channels);
+
+ for (i = 0; i < supp_band->n_channels; i++)
+ pos += scnprintf(buf + pos, bufsz - pos,
+ "%d: %ddBm: BSS%s%s, %s.\n",
+ ieee80211_frequency_to_channel(
+ channels[i].center_freq),
+ channels[i].max_power,
+ channels[i].flags & IEEE80211_CHAN_RADAR ?
+ " (IEEE 802.11h required)" : "",
+ ((channels[i].flags & IEEE80211_CHAN_NO_IBSS)
+ || (channels[i].flags &
+ IEEE80211_CHAN_RADAR)) ? "" :
+ ", IBSS",
+ channels[i].flags &
+ IEEE80211_CHAN_PASSIVE_SCAN ?
+ "passive only" : "active/passive");
+
+ ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
+ kfree(buf);
+ return ret;
+}
+
DEBUGFS_READ_WRITE_FILE_OPS(sram);
DEBUGFS_WRITE_FILE_OPS(log_event);
DEBUGFS_READ_FILE_OPS(eeprom);
DEBUGFS_READ_FILE_OPS(stations);
DEBUGFS_READ_FILE_OPS(rx_statistics);
DEBUGFS_READ_FILE_OPS(tx_statistics);
+DEBUGFS_READ_FILE_OPS(channels);
/*
* Create the debugfs files and directories
DEBUGFS_ADD_FILE(stations, data);
DEBUGFS_ADD_FILE(rx_statistics, data);
DEBUGFS_ADD_FILE(tx_statistics, data);
+ DEBUGFS_ADD_FILE(channels, data);
+ DEBUGFS_ADD_X32(status, data, (u32 *)&priv->status);
DEBUGFS_ADD_BOOL(disable_sensitivity, rf, &priv->disable_sens_cal);
DEBUGFS_ADD_BOOL(disable_chain_noise, rf,
&priv->disable_chain_noise_cal);
return 0;
err:
- IWL_ERROR("Can't open the debugfs directory\n");
+ IWL_ERR(priv, "Can't open the debugfs directory\n");
iwl_dbgfs_unregister(priv);
return ret;
}
DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_sram);
DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_log_event);
DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_stations);
+ DEBUGFS_REMOVE(priv->dbgfs->dbgfs_data_files.file_channels);
DEBUGFS_REMOVE(priv->dbgfs->dir_data);
DEBUGFS_REMOVE(priv->dbgfs->dbgfs_rf_files.file_disable_sensitivity);
DEBUGFS_REMOVE(priv->dbgfs->dbgfs_rf_files.file_disable_chain_noise);