diff options
Diffstat (limited to 'kernel/drivers/net/wireless/iwlwifi/dvm/debugfs.c')
| -rw-r--r-- | kernel/drivers/net/wireless/iwlwifi/dvm/debugfs.c | 2445 |
1 files changed, 2445 insertions, 0 deletions
diff --git a/kernel/drivers/net/wireless/iwlwifi/dvm/debugfs.c b/kernel/drivers/net/wireless/iwlwifi/dvm/debugfs.c new file mode 100644 index 000000000..0ffb6ff1a --- /dev/null +++ b/kernel/drivers/net/wireless/iwlwifi/dvm/debugfs.c @@ -0,0 +1,2445 @@ +/****************************************************************************** + * + * GPL LICENSE SUMMARY + * + * Copyright(c) 2008 - 2014 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 + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110, + * USA + * + * The full GNU General Public License is included in this distribution + * in the file called COPYING. + * + * Contact Information: + * Intel Linux Wireless <ilw@linux.intel.com> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + *****************************************************************************/ + +#include <linux/slab.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/debugfs.h> +#include <linux/ieee80211.h> +#include <net/mac80211.h> +#include "iwl-debug.h" +#include "iwl-io.h" +#include "dev.h" +#include "agn.h" + +/* create and remove of files */ +#define DEBUGFS_ADD_FILE(name, parent, mode) do { \ + if (!debugfs_create_file(#name, mode, parent, priv, \ + &iwl_dbgfs_##name##_ops)) \ + goto err; \ +} while (0) + +#define DEBUGFS_ADD_BOOL(name, parent, ptr) do { \ + struct dentry *__tmp; \ + __tmp = debugfs_create_bool(#name, S_IWUSR | S_IRUSR, \ + parent, ptr); \ + if (IS_ERR(__tmp) || !__tmp) \ + goto err; \ +} while (0) + +#define DEBUGFS_ADD_X32(name, parent, ptr) do { \ + struct dentry *__tmp; \ + __tmp = debugfs_create_x32(#name, S_IWUSR | S_IRUSR, \ + parent, ptr); \ + if (IS_ERR(__tmp) || !__tmp) \ + goto err; \ +} while (0) + +#define DEBUGFS_ADD_U32(name, parent, ptr, mode) do { \ + struct dentry *__tmp; \ + __tmp = debugfs_create_u32(#name, mode, \ + parent, ptr); \ + if (IS_ERR(__tmp) || !__tmp) \ + goto err; \ +} while (0) + +/* file operation */ +#define DEBUGFS_READ_FILE_OPS(name) \ +static const struct file_operations iwl_dbgfs_##name##_ops = { \ + .read = iwl_dbgfs_##name##_read, \ + .open = simple_open, \ + .llseek = generic_file_llseek, \ +}; + +#define DEBUGFS_WRITE_FILE_OPS(name) \ +static const struct file_operations iwl_dbgfs_##name##_ops = { \ + .write = iwl_dbgfs_##name##_write, \ + .open = simple_open, \ + .llseek = generic_file_llseek, \ +}; + + +#define DEBUGFS_READ_WRITE_FILE_OPS(name) \ +static const struct file_operations iwl_dbgfs_##name##_ops = { \ + .write = iwl_dbgfs_##name##_write, \ + .read = iwl_dbgfs_##name##_read, \ + .open = simple_open, \ + .llseek = generic_file_llseek, \ +}; + +static ssize_t iwl_dbgfs_sram_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + u32 val = 0; + char *buf; + ssize_t ret; + int i = 0; + bool device_format = false; + int offset = 0; + int len = 0; + int pos = 0; + int sram; + struct iwl_priv *priv = file->private_data; + const struct fw_img *img; + size_t bufsz; + + if (!iwl_is_ready_rf(priv)) + return -EAGAIN; + + /* default is to dump the entire data segment */ + if (!priv->dbgfs_sram_offset && !priv->dbgfs_sram_len) { + priv->dbgfs_sram_offset = 0x800000; + if (!priv->ucode_loaded) + return -EINVAL; + img = &priv->fw->img[priv->cur_ucode]; + priv->dbgfs_sram_len = img->sec[IWL_UCODE_SECTION_DATA].len; + } + len = priv->dbgfs_sram_len; + + if (len == -4) { + device_format = true; + len = 4; + } + + bufsz = 50 + len * 4; + buf = kmalloc(bufsz, GFP_KERNEL); + if (!buf) + return -ENOMEM; + + pos += scnprintf(buf + pos, bufsz - pos, "sram_len: 0x%x\n", + len); + pos += scnprintf(buf + pos, bufsz - pos, "sram_offset: 0x%x\n", + priv->dbgfs_sram_offset); + + /* adjust sram address since reads are only on even u32 boundaries */ + offset = priv->dbgfs_sram_offset & 0x3; + sram = priv->dbgfs_sram_offset & ~0x3; + + /* read the first u32 from sram */ + val = iwl_trans_read_mem32(priv->trans, sram); + + for (; len; len--) { + /* put the address at the start of every line */ + if (i == 0) + pos += scnprintf(buf + pos, bufsz - pos, + "%08X: ", sram + offset); + + if (device_format) + pos += scnprintf(buf + pos, bufsz - pos, + "%02x", (val >> (8 * (3 - offset))) & 0xff); + else + pos += scnprintf(buf + pos, bufsz - pos, + "%02x ", (val >> (8 * offset)) & 0xff); + + /* if all bytes processed, read the next u32 from sram */ + if (++offset == 4) { + sram += 4; + offset = 0; + val = iwl_trans_read_mem32(priv->trans, sram); + } + + /* put in extra spaces and split lines for human readability */ + if (++i == 16) { + i = 0; + pos += scnprintf(buf + pos, bufsz - pos, "\n"); + } else if (!(i & 7)) { + pos += scnprintf(buf + pos, bufsz - pos, " "); + } else if (!(i & 3)) { + pos += scnprintf(buf + pos, bufsz - pos, " "); + } + } + if (i) + pos += scnprintf(buf + pos, bufsz - pos, "\n"); + + ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); + kfree(buf); + return ret; +} + +static ssize_t iwl_dbgfs_sram_write(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct iwl_priv *priv = file->private_data; + char buf[64]; + int buf_size; + u32 offset, len; + + 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, "%x,%x", &offset, &len) == 2) { + priv->dbgfs_sram_offset = offset; + priv->dbgfs_sram_len = len; + } else if (sscanf(buf, "%x", &offset) == 1) { + priv->dbgfs_sram_offset = offset; + priv->dbgfs_sram_len = -4; + } else { + priv->dbgfs_sram_offset = 0; + priv->dbgfs_sram_len = 0; + } + + return count; +} + +static ssize_t iwl_dbgfs_wowlan_sram_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct iwl_priv *priv = file->private_data; + const struct fw_img *img = &priv->fw->img[IWL_UCODE_WOWLAN]; + + if (!priv->wowlan_sram) + return -ENODATA; + + return simple_read_from_buffer(user_buf, count, ppos, + priv->wowlan_sram, + img->sec[IWL_UCODE_SECTION_DATA].len); +} +static ssize_t iwl_dbgfs_stations_read(struct file *file, char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct iwl_priv *priv = file->private_data; + struct iwl_station_entry *station; + struct iwl_tid_data *tid_data; + char *buf; + int i, j, pos = 0; + ssize_t ret; + /* Add 30 for initial string */ + const size_t bufsz = 30 + sizeof(char) * 500 * (priv->num_stations); + + buf = kmalloc(bufsz, GFP_KERNEL); + if (!buf) + return -ENOMEM; + + pos += scnprintf(buf + pos, bufsz - pos, "num of stations: %d\n\n", + priv->num_stations); + + for (i = 0; i < IWLAGN_STATION_COUNT; i++) { + station = &priv->stations[i]; + if (!station->used) + continue; + pos += scnprintf(buf + pos, bufsz - pos, + "station %d - addr: %pM, flags: %#x\n", + i, station->sta.sta.addr, + station->sta.station_flags_msk); + pos += scnprintf(buf + pos, bufsz - pos, + "TID seqno next_rclmd " + "rate_n_flags state txq\n"); + + for (j = 0; j < IWL_MAX_TID_COUNT; j++) { + tid_data = &priv->tid_data[i][j]; + pos += scnprintf(buf + pos, bufsz - pos, + "%d: 0x%.4x 0x%.4x 0x%.8x " + "%d %.2d", + j, tid_data->seq_number, + tid_data->next_reclaimed, + tid_data->agg.rate_n_flags, + tid_data->agg.state, + tid_data->agg.txq_id); + + if (tid_data->agg.wait_for_ba) + pos += scnprintf(buf + pos, bufsz - pos, + " - waitforba"); + pos += scnprintf(buf + pos, bufsz - pos, "\n"); + } + + pos += scnprintf(buf + pos, bufsz - pos, "\n"); + } + + ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); + kfree(buf); + return ret; +} + +static ssize_t iwl_dbgfs_nvm_read(struct file *file, + char __user *user_buf, + size_t count, + loff_t *ppos) +{ + ssize_t ret; + struct iwl_priv *priv = file->private_data; + int pos = 0, ofs = 0, buf_size = 0; + const u8 *ptr; + char *buf; + u16 nvm_ver; + size_t eeprom_len = priv->eeprom_blob_size; + buf_size = 4 * eeprom_len + 256; + + if (eeprom_len % 16) + return -ENODATA; + + ptr = priv->eeprom_blob; + if (!ptr) + return -ENOMEM; + + /* 4 characters for byte 0xYY */ + buf = kzalloc(buf_size, GFP_KERNEL); + if (!buf) + return -ENOMEM; + + nvm_ver = priv->nvm_data->nvm_version; + pos += scnprintf(buf + pos, buf_size - pos, + "NVM version: 0x%x\n", nvm_ver); + for (ofs = 0 ; ofs < eeprom_len ; ofs += 16) { + pos += scnprintf(buf + pos, buf_size - pos, "0x%.4x ", ofs); + hex_dump_to_buffer(ptr + ofs, 16 , 16, 2, buf + pos, + buf_size - pos, 0); + pos += strlen(buf + pos); + if (buf_size - pos > 0) + buf[pos++] = '\n'; + } + + ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); + kfree(buf); + return ret; +} + +static ssize_t iwl_dbgfs_channels_read(struct file *file, char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct iwl_priv *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; + + buf = kzalloc(bufsz, GFP_KERNEL); + if (!buf) + return -ENOMEM; + + supp_band = iwl_get_hw_mode(priv, IEEE80211_BAND_2GHZ); + if (supp_band) { + 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", + channels[i].hw_value, + channels[i].max_power, + channels[i].flags & IEEE80211_CHAN_RADAR ? + " (IEEE 802.11h required)" : "", + ((channels[i].flags & IEEE80211_CHAN_NO_IR) + || (channels[i].flags & + IEEE80211_CHAN_RADAR)) ? "" : + ", IBSS", + channels[i].flags & + IEEE80211_CHAN_NO_IR ? + "passive only" : "active/passive"); + } + supp_band = iwl_get_hw_mode(priv, IEEE80211_BAND_5GHZ); + if (supp_band) { + 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", + channels[i].hw_value, + channels[i].max_power, + channels[i].flags & IEEE80211_CHAN_RADAR ? + " (IEEE 802.11h required)" : "", + ((channels[i].flags & IEEE80211_CHAN_NO_IR) + || (channels[i].flags & + IEEE80211_CHAN_RADAR)) ? "" : + ", IBSS", + channels[i].flags & + IEEE80211_CHAN_NO_IR ? + "passive only" : "active/passive"); + } + ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); + kfree(buf); + return ret; +} + +static ssize_t iwl_dbgfs_status_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) { + + struct iwl_priv *priv = file->private_data; + char buf[512]; + int pos = 0; + const size_t bufsz = sizeof(buf); + + pos += scnprintf(buf + pos, bufsz - pos, "STATUS_RF_KILL_HW:\t %d\n", + test_bit(STATUS_RF_KILL_HW, &priv->status)); + pos += scnprintf(buf + pos, bufsz - pos, "STATUS_CT_KILL:\t\t %d\n", + test_bit(STATUS_CT_KILL, &priv->status)); + pos += scnprintf(buf + pos, bufsz - pos, "STATUS_ALIVE:\t\t %d\n", + test_bit(STATUS_ALIVE, &priv->status)); + pos += scnprintf(buf + pos, bufsz - pos, "STATUS_READY:\t\t %d\n", + test_bit(STATUS_READY, &priv->status)); + pos += scnprintf(buf + pos, bufsz - pos, "STATUS_EXIT_PENDING:\t %d\n", + test_bit(STATUS_EXIT_PENDING, &priv->status)); + pos += scnprintf(buf + pos, bufsz - pos, "STATUS_STATISTICS:\t %d\n", + test_bit(STATUS_STATISTICS, &priv->status)); + pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCANNING:\t %d\n", + test_bit(STATUS_SCANNING, &priv->status)); + pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCAN_ABORTING:\t %d\n", + test_bit(STATUS_SCAN_ABORTING, &priv->status)); + pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCAN_HW:\t\t %d\n", + test_bit(STATUS_SCAN_HW, &priv->status)); + pos += scnprintf(buf + pos, bufsz - pos, "STATUS_POWER_PMI:\t %d\n", + test_bit(STATUS_POWER_PMI, &priv->status)); + pos += scnprintf(buf + pos, bufsz - pos, "STATUS_FW_ERROR:\t %d\n", + test_bit(STATUS_FW_ERROR, &priv->status)); + return simple_read_from_buffer(user_buf, count, ppos, buf, pos); +} + +static ssize_t iwl_dbgfs_rx_handlers_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) { + + struct iwl_priv *priv = file->private_data; + + int pos = 0; + int cnt = 0; + char *buf; + int bufsz = 24 * 64; /* 24 items * 64 char per item */ + ssize_t ret; + + buf = kzalloc(bufsz, GFP_KERNEL); + if (!buf) + return -ENOMEM; + + for (cnt = 0; cnt < REPLY_MAX; cnt++) { + if (priv->rx_handlers_stats[cnt] > 0) + pos += scnprintf(buf + pos, bufsz - pos, + "\tRx handler[%36s]:\t\t %u\n", + iwl_dvm_get_cmd_string(cnt), + priv->rx_handlers_stats[cnt]); + } + + ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); + kfree(buf); + return ret; +} + +static ssize_t iwl_dbgfs_rx_handlers_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; + u32 reset_flag; + + 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, "%x", &reset_flag) != 1) + return -EFAULT; + if (reset_flag == 0) + memset(&priv->rx_handlers_stats[0], 0, + sizeof(priv->rx_handlers_stats)); + + return count; +} + +static ssize_t iwl_dbgfs_qos_read(struct file *file, char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct iwl_priv *priv = file->private_data; + struct iwl_rxon_context *ctx; + int pos = 0, i; + char buf[256 * NUM_IWL_RXON_CTX]; + const size_t bufsz = sizeof(buf); + + for_each_context(priv, ctx) { + pos += scnprintf(buf + pos, bufsz - pos, "context %d:\n", + ctx->ctxid); + for (i = 0; i < AC_NUM; i++) { + pos += scnprintf(buf + pos, bufsz - pos, + "\tcw_min\tcw_max\taifsn\ttxop\n"); + pos += scnprintf(buf + pos, bufsz - pos, + "AC[%d]\t%u\t%u\t%u\t%u\n", i, + ctx->qos_data.def_qos_parm.ac[i].cw_min, + ctx->qos_data.def_qos_parm.ac[i].cw_max, + ctx->qos_data.def_qos_parm.ac[i].aifsn, + ctx->qos_data.def_qos_parm.ac[i].edca_txop); + } + pos += scnprintf(buf + pos, bufsz - pos, "\n"); + } + return simple_read_from_buffer(user_buf, count, ppos, buf, pos); +} + +static ssize_t iwl_dbgfs_thermal_throttling_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct iwl_priv *priv = file->private_data; + struct iwl_tt_mgmt *tt = &priv->thermal_throttle; + struct iwl_tt_restriction *restriction; + char buf[100]; + int pos = 0; + const size_t bufsz = sizeof(buf); + + pos += scnprintf(buf + pos, bufsz - pos, + "Thermal Throttling Mode: %s\n", + tt->advanced_tt ? "Advance" : "Legacy"); + pos += scnprintf(buf + pos, bufsz - pos, + "Thermal Throttling State: %d\n", + tt->state); + if (tt->advanced_tt) { + restriction = tt->restriction + tt->state; + pos += scnprintf(buf + pos, bufsz - pos, + "Tx mode: %d\n", + restriction->tx_stream); + pos += scnprintf(buf + pos, bufsz - pos, + "Rx mode: %d\n", + restriction->rx_stream); + pos += scnprintf(buf + pos, bufsz - pos, + "HT mode: %d\n", + restriction->is_ht); + } + return simple_read_from_buffer(user_buf, count, ppos, buf, pos); +} + +static ssize_t iwl_dbgfs_disable_ht40_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 ht40; + + 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", &ht40) != 1) + return -EFAULT; + if (!iwl_is_any_associated(priv)) + priv->disable_ht40 = ht40 ? true : false; + else + return -EINVAL; + + return count; +} + +static ssize_t iwl_dbgfs_disable_ht40_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct iwl_priv *priv = file->private_data; + char buf[100]; + int pos = 0; + const size_t bufsz = sizeof(buf); + + pos += scnprintf(buf + pos, bufsz - pos, + "11n 40MHz Mode: %s\n", + priv->disable_ht40 ? "Disabled" : "Enabled"); + return simple_read_from_buffer(user_buf, count, ppos, buf, pos); +} + +static ssize_t iwl_dbgfs_temperature_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct iwl_priv *priv = file->private_data; + char buf[8]; + int pos = 0; + const size_t bufsz = sizeof(buf); + + pos += scnprintf(buf + pos, bufsz - pos, "%d\n", priv->temperature); + return simple_read_from_buffer(user_buf, count, ppos, buf, pos); +} + + +static ssize_t iwl_dbgfs_sleep_level_override_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 value; + + 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", &value) != 1) + return -EINVAL; + + /* + * Our users expect 0 to be "CAM", but 0 isn't actually + * valid here. However, let's not confuse them and present + * IWL_POWER_INDEX_1 as "1", not "0". + */ + if (value == 0) + return -EINVAL; + else if (value > 0) + value -= 1; + + if (value != -1 && (value < 0 || value >= IWL_POWER_NUM)) + return -EINVAL; + + if (!iwl_is_ready_rf(priv)) + return -EAGAIN; + + priv->power_data.debug_sleep_level_override = value; + + mutex_lock(&priv->mutex); + iwl_power_update_mode(priv, true); + mutex_unlock(&priv->mutex); + + return count; +} + +static ssize_t iwl_dbgfs_sleep_level_override_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct iwl_priv *priv = file->private_data; + char buf[10]; + int pos, value; + const size_t bufsz = sizeof(buf); + + /* see the write function */ + value = priv->power_data.debug_sleep_level_override; + if (value >= 0) + value += 1; + + pos = scnprintf(buf, bufsz, "%d\n", value); + return simple_read_from_buffer(user_buf, count, ppos, buf, pos); +} + +static ssize_t iwl_dbgfs_current_sleep_command_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct iwl_priv *priv = file->private_data; + char buf[200]; + int pos = 0, i; + const size_t bufsz = sizeof(buf); + struct iwl_powertable_cmd *cmd = &priv->power_data.sleep_cmd; + + pos += scnprintf(buf + pos, bufsz - pos, + "flags: %#.2x\n", le16_to_cpu(cmd->flags)); + pos += scnprintf(buf + pos, bufsz - pos, + "RX/TX timeout: %d/%d usec\n", + le32_to_cpu(cmd->rx_data_timeout), + le32_to_cpu(cmd->tx_data_timeout)); + for (i = 0; i < IWL_POWER_VEC_SIZE; i++) + pos += scnprintf(buf + pos, bufsz - pos, + "sleep_interval[%d]: %d\n", i, + le32_to_cpu(cmd->sleep_interval[i])); + + return simple_read_from_buffer(user_buf, count, ppos, buf, pos); +} + +DEBUGFS_READ_WRITE_FILE_OPS(sram); +DEBUGFS_READ_FILE_OPS(wowlan_sram); +DEBUGFS_READ_FILE_OPS(nvm); +DEBUGFS_READ_FILE_OPS(stations); +DEBUGFS_READ_FILE_OPS(channels); +DEBUGFS_READ_FILE_OPS(status); +DEBUGFS_READ_WRITE_FILE_OPS(rx_handlers); +DEBUGFS_READ_FILE_OPS(qos); +DEBUGFS_READ_FILE_OPS(thermal_throttling); +DEBUGFS_READ_WRITE_FILE_OPS(disable_ht40); +DEBUGFS_READ_FILE_OPS(temperature); +DEBUGFS_READ_WRITE_FILE_OPS(sleep_level_override); +DEBUGFS_READ_FILE_OPS(current_sleep_command); + +static const char *fmt_value = " %-30s %10u\n"; +static const char *fmt_hex = " %-30s 0x%02X\n"; +static const char *fmt_table = " %-30s %10u %10u %10u %10u\n"; +static const char *fmt_header = + "%-32s current cumulative delta max\n"; + +static int iwl_statistics_flag(struct iwl_priv *priv, char *buf, int bufsz) +{ + int p = 0; + u32 flag; + + lockdep_assert_held(&priv->statistics.lock); + + flag = le32_to_cpu(priv->statistics.flag); + + p += scnprintf(buf + p, bufsz - p, "Statistics Flag(0x%X):\n", flag); + if (flag & UCODE_STATISTICS_CLEAR_MSK) + p += scnprintf(buf + p, bufsz - p, + "\tStatistics have been cleared\n"); + p += scnprintf(buf + p, bufsz - p, "\tOperational Frequency: %s\n", + (flag & UCODE_STATISTICS_FREQUENCY_MSK) + ? "2.4 GHz" : "5.2 GHz"); + p += scnprintf(buf + p, bufsz - p, "\tTGj Narrow Band: %s\n", + (flag & UCODE_STATISTICS_NARROW_BAND_MSK) + ? "enabled" : "disabled"); + + return p; +} + +static ssize_t iwl_dbgfs_ucode_rx_stats_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct iwl_priv *priv = file->private_data; + int pos = 0; + char *buf; + int bufsz = sizeof(struct statistics_rx_phy) * 40 + + sizeof(struct statistics_rx_non_phy) * 40 + + sizeof(struct statistics_rx_ht_phy) * 40 + 400; + ssize_t ret; + struct statistics_rx_phy *ofdm, *accum_ofdm, *delta_ofdm, *max_ofdm; + struct statistics_rx_phy *cck, *accum_cck, *delta_cck, *max_cck; + struct statistics_rx_non_phy *general, *accum_general; + struct statistics_rx_non_phy *delta_general, *max_general; + struct statistics_rx_ht_phy *ht, *accum_ht, *delta_ht, *max_ht; + + if (!iwl_is_alive(priv)) + return -EAGAIN; + + buf = kzalloc(bufsz, GFP_KERNEL); + if (!buf) + return -ENOMEM; + + /* + * the statistic information display here is based on + * the last statistics notification from uCode + * might not reflect the current uCode activity + */ + spin_lock_bh(&priv->statistics.lock); + ofdm = &priv->statistics.rx_ofdm; + cck = &priv->statistics.rx_cck; + general = &priv->statistics.rx_non_phy; + ht = &priv->statistics.rx_ofdm_ht; + accum_ofdm = &priv->accum_stats.rx_ofdm; + accum_cck = &priv->accum_stats.rx_cck; + accum_general = &priv->accum_stats.rx_non_phy; + accum_ht = &priv->accum_stats.rx_ofdm_ht; + delta_ofdm = &priv->delta_stats.rx_ofdm; + delta_cck = &priv->delta_stats.rx_cck; + delta_general = &priv->delta_stats.rx_non_phy; + delta_ht = &priv->delta_stats.rx_ofdm_ht; + max_ofdm = &priv->max_delta_stats.rx_ofdm; + max_cck = &priv->max_delta_stats.rx_cck; + max_general = &priv->max_delta_stats.rx_non_phy; + max_ht = &priv->max_delta_stats.rx_ofdm_ht; + + pos += iwl_statistics_flag(priv, buf, bufsz); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_header, "Statistics_Rx - OFDM:"); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "ina_cnt:", + le32_to_cpu(ofdm->ina_cnt), + accum_ofdm->ina_cnt, + delta_ofdm->ina_cnt, max_ofdm->ina_cnt); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "fina_cnt:", + le32_to_cpu(ofdm->fina_cnt), accum_ofdm->fina_cnt, + delta_ofdm->fina_cnt, max_ofdm->fina_cnt); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "plcp_err:", + le32_to_cpu(ofdm->plcp_err), accum_ofdm->plcp_err, + delta_ofdm->plcp_err, max_ofdm->plcp_err); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "crc32_err:", + le32_to_cpu(ofdm->crc32_err), accum_ofdm->crc32_err, + delta_ofdm->crc32_err, max_ofdm->crc32_err); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "overrun_err:", + le32_to_cpu(ofdm->overrun_err), + accum_ofdm->overrun_err, delta_ofdm->overrun_err, + max_ofdm->overrun_err); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "early_overrun_err:", + le32_to_cpu(ofdm->early_overrun_err), + accum_ofdm->early_overrun_err, + delta_ofdm->early_overrun_err, + max_ofdm->early_overrun_err); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "crc32_good:", + le32_to_cpu(ofdm->crc32_good), + accum_ofdm->crc32_good, delta_ofdm->crc32_good, + max_ofdm->crc32_good); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "false_alarm_cnt:", + le32_to_cpu(ofdm->false_alarm_cnt), + accum_ofdm->false_alarm_cnt, + delta_ofdm->false_alarm_cnt, + max_ofdm->false_alarm_cnt); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "fina_sync_err_cnt:", + le32_to_cpu(ofdm->fina_sync_err_cnt), + accum_ofdm->fina_sync_err_cnt, + delta_ofdm->fina_sync_err_cnt, + max_ofdm->fina_sync_err_cnt); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "sfd_timeout:", + le32_to_cpu(ofdm->sfd_timeout), + accum_ofdm->sfd_timeout, delta_ofdm->sfd_timeout, + max_ofdm->sfd_timeout); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "fina_timeout:", + le32_to_cpu(ofdm->fina_timeout), + accum_ofdm->fina_timeout, delta_ofdm->fina_timeout, + max_ofdm->fina_timeout); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "unresponded_rts:", + le32_to_cpu(ofdm->unresponded_rts), + accum_ofdm->unresponded_rts, + delta_ofdm->unresponded_rts, + max_ofdm->unresponded_rts); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "rxe_frame_lmt_ovrun:", + le32_to_cpu(ofdm->rxe_frame_limit_overrun), + accum_ofdm->rxe_frame_limit_overrun, + delta_ofdm->rxe_frame_limit_overrun, + max_ofdm->rxe_frame_limit_overrun); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "sent_ack_cnt:", + le32_to_cpu(ofdm->sent_ack_cnt), + accum_ofdm->sent_ack_cnt, delta_ofdm->sent_ack_cnt, + max_ofdm->sent_ack_cnt); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "sent_cts_cnt:", + le32_to_cpu(ofdm->sent_cts_cnt), + accum_ofdm->sent_cts_cnt, delta_ofdm->sent_cts_cnt, + max_ofdm->sent_cts_cnt); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "sent_ba_rsp_cnt:", + le32_to_cpu(ofdm->sent_ba_rsp_cnt), + accum_ofdm->sent_ba_rsp_cnt, + delta_ofdm->sent_ba_rsp_cnt, + max_ofdm->sent_ba_rsp_cnt); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "dsp_self_kill:", + le32_to_cpu(ofdm->dsp_self_kill), + accum_ofdm->dsp_self_kill, + delta_ofdm->dsp_self_kill, + max_ofdm->dsp_self_kill); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "mh_format_err:", + le32_to_cpu(ofdm->mh_format_err), + accum_ofdm->mh_format_err, + delta_ofdm->mh_format_err, + max_ofdm->mh_format_err); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "re_acq_main_rssi_sum:", + le32_to_cpu(ofdm->re_acq_main_rssi_sum), + accum_ofdm->re_acq_main_rssi_sum, + delta_ofdm->re_acq_main_rssi_sum, + max_ofdm->re_acq_main_rssi_sum); + + pos += scnprintf(buf + pos, bufsz - pos, + fmt_header, "Statistics_Rx - CCK:"); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "ina_cnt:", + le32_to_cpu(cck->ina_cnt), accum_cck->ina_cnt, + delta_cck->ina_cnt, max_cck->ina_cnt); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "fina_cnt:", + le32_to_cpu(cck->fina_cnt), accum_cck->fina_cnt, + delta_cck->fina_cnt, max_cck->fina_cnt); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "plcp_err:", + le32_to_cpu(cck->plcp_err), accum_cck->plcp_err, + delta_cck->plcp_err, max_cck->plcp_err); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "crc32_err:", + le32_to_cpu(cck->crc32_err), accum_cck->crc32_err, + delta_cck->crc32_err, max_cck->crc32_err); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "overrun_err:", + le32_to_cpu(cck->overrun_err), + accum_cck->overrun_err, delta_cck->overrun_err, + max_cck->overrun_err); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "early_overrun_err:", + le32_to_cpu(cck->early_overrun_err), + accum_cck->early_overrun_err, + delta_cck->early_overrun_err, + max_cck->early_overrun_err); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "crc32_good:", + le32_to_cpu(cck->crc32_good), accum_cck->crc32_good, + delta_cck->crc32_good, max_cck->crc32_good); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "false_alarm_cnt:", + le32_to_cpu(cck->false_alarm_cnt), + accum_cck->false_alarm_cnt, + delta_cck->false_alarm_cnt, max_cck->false_alarm_cnt); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "fina_sync_err_cnt:", + le32_to_cpu(cck->fina_sync_err_cnt), + accum_cck->fina_sync_err_cnt, + delta_cck->fina_sync_err_cnt, + max_cck->fina_sync_err_cnt); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "sfd_timeout:", + le32_to_cpu(cck->sfd_timeout), + accum_cck->sfd_timeout, delta_cck->sfd_timeout, + max_cck->sfd_timeout); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "fina_timeout:", + le32_to_cpu(cck->fina_timeout), + accum_cck->fina_timeout, delta_cck->fina_timeout, + max_cck->fina_timeout); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "unresponded_rts:", + le32_to_cpu(cck->unresponded_rts), + accum_cck->unresponded_rts, delta_cck->unresponded_rts, + max_cck->unresponded_rts); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "rxe_frame_lmt_ovrun:", + le32_to_cpu(cck->rxe_frame_limit_overrun), + accum_cck->rxe_frame_limit_overrun, + delta_cck->rxe_frame_limit_overrun, + max_cck->rxe_frame_limit_overrun); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "sent_ack_cnt:", + le32_to_cpu(cck->sent_ack_cnt), + accum_cck->sent_ack_cnt, delta_cck->sent_ack_cnt, + max_cck->sent_ack_cnt); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "sent_cts_cnt:", + le32_to_cpu(cck->sent_cts_cnt), + accum_cck->sent_cts_cnt, delta_cck->sent_cts_cnt, + max_cck->sent_cts_cnt); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "sent_ba_rsp_cnt:", + le32_to_cpu(cck->sent_ba_rsp_cnt), + accum_cck->sent_ba_rsp_cnt, + delta_cck->sent_ba_rsp_cnt, + max_cck->sent_ba_rsp_cnt); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "dsp_self_kill:", + le32_to_cpu(cck->dsp_self_kill), + accum_cck->dsp_self_kill, delta_cck->dsp_self_kill, + max_cck->dsp_self_kill); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "mh_format_err:", + le32_to_cpu(cck->mh_format_err), + accum_cck->mh_format_err, delta_cck->mh_format_err, + max_cck->mh_format_err); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "re_acq_main_rssi_sum:", + le32_to_cpu(cck->re_acq_main_rssi_sum), + accum_cck->re_acq_main_rssi_sum, + delta_cck->re_acq_main_rssi_sum, + max_cck->re_acq_main_rssi_sum); + + pos += scnprintf(buf + pos, bufsz - pos, + fmt_header, "Statistics_Rx - GENERAL:"); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "bogus_cts:", + le32_to_cpu(general->bogus_cts), + accum_general->bogus_cts, delta_general->bogus_cts, + max_general->bogus_cts); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "bogus_ack:", + le32_to_cpu(general->bogus_ack), + accum_general->bogus_ack, delta_general->bogus_ack, + max_general->bogus_ack); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "non_bssid_frames:", + le32_to_cpu(general->non_bssid_frames), + accum_general->non_bssid_frames, + delta_general->non_bssid_frames, + max_general->non_bssid_frames); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "filtered_frames:", + le32_to_cpu(general->filtered_frames), + accum_general->filtered_frames, + delta_general->filtered_frames, + max_general->filtered_frames); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "non_channel_beacons:", + le32_to_cpu(general->non_channel_beacons), + accum_general->non_channel_beacons, + delta_general->non_channel_beacons, + max_general->non_channel_beacons); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "channel_beacons:", + le32_to_cpu(general->channel_beacons), + accum_general->channel_beacons, + delta_general->channel_beacons, + max_general->channel_beacons); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "num_missed_bcon:", + le32_to_cpu(general->num_missed_bcon), + accum_general->num_missed_bcon, + delta_general->num_missed_bcon, + max_general->num_missed_bcon); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "adc_rx_saturation_time:", + le32_to_cpu(general->adc_rx_saturation_time), + accum_general->adc_rx_saturation_time, + delta_general->adc_rx_saturation_time, + max_general->adc_rx_saturation_time); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "ina_detect_search_tm:", + le32_to_cpu(general->ina_detection_search_time), + accum_general->ina_detection_search_time, + delta_general->ina_detection_search_time, + max_general->ina_detection_search_time); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "beacon_silence_rssi_a:", + le32_to_cpu(general->beacon_silence_rssi_a), + accum_general->beacon_silence_rssi_a, + delta_general->beacon_silence_rssi_a, + max_general->beacon_silence_rssi_a); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "beacon_silence_rssi_b:", + le32_to_cpu(general->beacon_silence_rssi_b), + accum_general->beacon_silence_rssi_b, + delta_general->beacon_silence_rssi_b, + max_general->beacon_silence_rssi_b); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "beacon_silence_rssi_c:", + le32_to_cpu(general->beacon_silence_rssi_c), + accum_general->beacon_silence_rssi_c, + delta_general->beacon_silence_rssi_c, + max_general->beacon_silence_rssi_c); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "interference_data_flag:", + le32_to_cpu(general->interference_data_flag), + accum_general->interference_data_flag, + delta_general->interference_data_flag, + max_general->interference_data_flag); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "channel_load:", + le32_to_cpu(general->channel_load), + accum_general->channel_load, + delta_general->channel_load, + max_general->channel_load); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "dsp_false_alarms:", + le32_to_cpu(general->dsp_false_alarms), + accum_general->dsp_false_alarms, + delta_general->dsp_false_alarms, + max_general->dsp_false_alarms); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "beacon_rssi_a:", + le32_to_cpu(general->beacon_rssi_a), + accum_general->beacon_rssi_a, + delta_general->beacon_rssi_a, + max_general->beacon_rssi_a); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "beacon_rssi_b:", + le32_to_cpu(general->beacon_rssi_b), + accum_general->beacon_rssi_b, + delta_general->beacon_rssi_b, + max_general->beacon_rssi_b); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "beacon_rssi_c:", + le32_to_cpu(general->beacon_rssi_c), + accum_general->beacon_rssi_c, + delta_general->beacon_rssi_c, + max_general->beacon_rssi_c); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "beacon_energy_a:", + le32_to_cpu(general->beacon_energy_a), + accum_general->beacon_energy_a, + delta_general->beacon_energy_a, + max_general->beacon_energy_a); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "beacon_energy_b:", + le32_to_cpu(general->beacon_energy_b), + accum_general->beacon_energy_b, + delta_general->beacon_energy_b, + max_general->beacon_energy_b); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "beacon_energy_c:", + le32_to_cpu(general->beacon_energy_c), + accum_general->beacon_energy_c, + delta_general->beacon_energy_c, + max_general->beacon_energy_c); + + pos += scnprintf(buf + pos, bufsz - pos, + fmt_header, "Statistics_Rx - OFDM_HT:"); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "plcp_err:", + le32_to_cpu(ht->plcp_err), accum_ht->plcp_err, + delta_ht->plcp_err, max_ht->plcp_err); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "overrun_err:", + le32_to_cpu(ht->overrun_err), accum_ht->overrun_err, + delta_ht->overrun_err, max_ht->overrun_err); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "early_overrun_err:", + le32_to_cpu(ht->early_overrun_err), + accum_ht->early_overrun_err, + delta_ht->early_overrun_err, + max_ht->early_overrun_err); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "crc32_good:", + le32_to_cpu(ht->crc32_good), accum_ht->crc32_good, + delta_ht->crc32_good, max_ht->crc32_good); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "crc32_err:", + le32_to_cpu(ht->crc32_err), accum_ht->crc32_err, + delta_ht->crc32_err, max_ht->crc32_err); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "mh_format_err:", + le32_to_cpu(ht->mh_format_err), + accum_ht->mh_format_err, + delta_ht->mh_format_err, max_ht->mh_format_err); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "agg_crc32_good:", + le32_to_cpu(ht->agg_crc32_good), + accum_ht->agg_crc32_good, + delta_ht->agg_crc32_good, max_ht->agg_crc32_good); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "agg_mpdu_cnt:", + le32_to_cpu(ht->agg_mpdu_cnt), + accum_ht->agg_mpdu_cnt, + delta_ht->agg_mpdu_cnt, max_ht->agg_mpdu_cnt); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "agg_cnt:", + le32_to_cpu(ht->agg_cnt), accum_ht->agg_cnt, + delta_ht->agg_cnt, max_ht->agg_cnt); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "unsupport_mcs:", + le32_to_cpu(ht->unsupport_mcs), + accum_ht->unsupport_mcs, + delta_ht->unsupport_mcs, max_ht->unsupport_mcs); + + spin_unlock_bh(&priv->statistics.lock); + + ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); + kfree(buf); + return ret; +} + +static ssize_t iwl_dbgfs_ucode_tx_stats_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct iwl_priv *priv = file->private_data; + int pos = 0; + char *buf; + int bufsz = (sizeof(struct statistics_tx) * 48) + 250; + ssize_t ret; + struct statistics_tx *tx, *accum_tx, *delta_tx, *max_tx; + + if (!iwl_is_alive(priv)) + return -EAGAIN; + + buf = kzalloc(bufsz, GFP_KERNEL); + if (!buf) + return -ENOMEM; + + /* the statistic information display here is based on + * the last statistics notification from uCode + * might not reflect the current uCode activity + */ + spin_lock_bh(&priv->statistics.lock); + + tx = &priv->statistics.tx; + accum_tx = &priv->accum_stats.tx; + delta_tx = &priv->delta_stats.tx; + max_tx = &priv->max_delta_stats.tx; + + pos += iwl_statistics_flag(priv, buf, bufsz); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_header, "Statistics_Tx:"); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "preamble:", + le32_to_cpu(tx->preamble_cnt), + accum_tx->preamble_cnt, + delta_tx->preamble_cnt, max_tx->preamble_cnt); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "rx_detected_cnt:", + le32_to_cpu(tx->rx_detected_cnt), + accum_tx->rx_detected_cnt, + delta_tx->rx_detected_cnt, max_tx->rx_detected_cnt); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "bt_prio_defer_cnt:", + le32_to_cpu(tx->bt_prio_defer_cnt), + accum_tx->bt_prio_defer_cnt, + delta_tx->bt_prio_defer_cnt, + max_tx->bt_prio_defer_cnt); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "bt_prio_kill_cnt:", + le32_to_cpu(tx->bt_prio_kill_cnt), + accum_tx->bt_prio_kill_cnt, + delta_tx->bt_prio_kill_cnt, + max_tx->bt_prio_kill_cnt); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "few_bytes_cnt:", + le32_to_cpu(tx->few_bytes_cnt), + accum_tx->few_bytes_cnt, + delta_tx->few_bytes_cnt, max_tx->few_bytes_cnt); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "cts_timeout:", + le32_to_cpu(tx->cts_timeout), accum_tx->cts_timeout, + delta_tx->cts_timeout, max_tx->cts_timeout); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "ack_timeout:", + le32_to_cpu(tx->ack_timeout), + accum_tx->ack_timeout, + delta_tx->ack_timeout, max_tx->ack_timeout); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "expected_ack_cnt:", + le32_to_cpu(tx->expected_ack_cnt), + accum_tx->expected_ack_cnt, + delta_tx->expected_ack_cnt, + max_tx->expected_ack_cnt); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "actual_ack_cnt:", + le32_to_cpu(tx->actual_ack_cnt), + accum_tx->actual_ack_cnt, + delta_tx->actual_ack_cnt, + max_tx->actual_ack_cnt); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "dump_msdu_cnt:", + le32_to_cpu(tx->dump_msdu_cnt), + accum_tx->dump_msdu_cnt, + delta_tx->dump_msdu_cnt, + max_tx->dump_msdu_cnt); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "abort_nxt_frame_mismatch:", + le32_to_cpu(tx->burst_abort_next_frame_mismatch_cnt), + accum_tx->burst_abort_next_frame_mismatch_cnt, + delta_tx->burst_abort_next_frame_mismatch_cnt, + max_tx->burst_abort_next_frame_mismatch_cnt); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "abort_missing_nxt_frame:", + le32_to_cpu(tx->burst_abort_missing_next_frame_cnt), + accum_tx->burst_abort_missing_next_frame_cnt, + delta_tx->burst_abort_missing_next_frame_cnt, + max_tx->burst_abort_missing_next_frame_cnt); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "cts_timeout_collision:", + le32_to_cpu(tx->cts_timeout_collision), + accum_tx->cts_timeout_collision, + delta_tx->cts_timeout_collision, + max_tx->cts_timeout_collision); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "ack_ba_timeout_collision:", + le32_to_cpu(tx->ack_or_ba_timeout_collision), + accum_tx->ack_or_ba_timeout_collision, + delta_tx->ack_or_ba_timeout_collision, + max_tx->ack_or_ba_timeout_collision); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "agg ba_timeout:", + le32_to_cpu(tx->agg.ba_timeout), + accum_tx->agg.ba_timeout, + delta_tx->agg.ba_timeout, + max_tx->agg.ba_timeout); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "agg ba_resched_frames:", + le32_to_cpu(tx->agg.ba_reschedule_frames), + accum_tx->agg.ba_reschedule_frames, + delta_tx->agg.ba_reschedule_frames, + max_tx->agg.ba_reschedule_frames); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "agg scd_query_agg_frame:", + le32_to_cpu(tx->agg.scd_query_agg_frame_cnt), + accum_tx->agg.scd_query_agg_frame_cnt, + delta_tx->agg.scd_query_agg_frame_cnt, + max_tx->agg.scd_query_agg_frame_cnt); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "agg scd_query_no_agg:", + le32_to_cpu(tx->agg.scd_query_no_agg), + accum_tx->agg.scd_query_no_agg, + delta_tx->agg.scd_query_no_agg, + max_tx->agg.scd_query_no_agg); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "agg scd_query_agg:", + le32_to_cpu(tx->agg.scd_query_agg), + accum_tx->agg.scd_query_agg, + delta_tx->agg.scd_query_agg, + max_tx->agg.scd_query_agg); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "agg scd_query_mismatch:", + le32_to_cpu(tx->agg.scd_query_mismatch), + accum_tx->agg.scd_query_mismatch, + delta_tx->agg.scd_query_mismatch, + max_tx->agg.scd_query_mismatch); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "agg frame_not_ready:", + le32_to_cpu(tx->agg.frame_not_ready), + accum_tx->agg.frame_not_ready, + delta_tx->agg.frame_not_ready, + max_tx->agg.frame_not_ready); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "agg underrun:", + le32_to_cpu(tx->agg.underrun), + accum_tx->agg.underrun, + delta_tx->agg.underrun, max_tx->agg.underrun); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "agg bt_prio_kill:", + le32_to_cpu(tx->agg.bt_prio_kill), + accum_tx->agg.bt_prio_kill, + delta_tx->agg.bt_prio_kill, + max_tx->agg.bt_prio_kill); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "agg rx_ba_rsp_cnt:", + le32_to_cpu(tx->agg.rx_ba_rsp_cnt), + accum_tx->agg.rx_ba_rsp_cnt, + delta_tx->agg.rx_ba_rsp_cnt, + max_tx->agg.rx_ba_rsp_cnt); + + if (tx->tx_power.ant_a || tx->tx_power.ant_b || tx->tx_power.ant_c) { + pos += scnprintf(buf + pos, bufsz - pos, + "tx power: (1/2 dB step)\n"); + if ((priv->nvm_data->valid_tx_ant & ANT_A) && + tx->tx_power.ant_a) + pos += scnprintf(buf + pos, bufsz - pos, + fmt_hex, "antenna A:", + tx->tx_power.ant_a); + if ((priv->nvm_data->valid_tx_ant & ANT_B) && + tx->tx_power.ant_b) + pos += scnprintf(buf + pos, bufsz - pos, + fmt_hex, "antenna B:", + tx->tx_power.ant_b); + if ((priv->nvm_data->valid_tx_ant & ANT_C) && + tx->tx_power.ant_c) + pos += scnprintf(buf + pos, bufsz - pos, + fmt_hex, "antenna C:", + tx->tx_power.ant_c); + } + + spin_unlock_bh(&priv->statistics.lock); + + ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); + kfree(buf); + return ret; +} + +static ssize_t iwl_dbgfs_ucode_general_stats_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct iwl_priv *priv = file->private_data; + int pos = 0; + char *buf; + int bufsz = sizeof(struct statistics_general) * 10 + 300; + ssize_t ret; + struct statistics_general_common *general, *accum_general; + struct statistics_general_common *delta_general, *max_general; + struct statistics_dbg *dbg, *accum_dbg, *delta_dbg, *max_dbg; + struct statistics_div *div, *accum_div, *delta_div, *max_div; + + if (!iwl_is_alive(priv)) + return -EAGAIN; + + buf = kzalloc(bufsz, GFP_KERNEL); + if (!buf) + return -ENOMEM; + + /* the statistic information display here is based on + * the last statistics notification from uCode + * might not reflect the current uCode activity + */ + + spin_lock_bh(&priv->statistics.lock); + + general = &priv->statistics.common; + dbg = &priv->statistics.common.dbg; + div = &priv->statistics.common.div; + accum_general = &priv->accum_stats.common; + accum_dbg = &priv->accum_stats.common.dbg; + accum_div = &priv->accum_stats.common.div; + delta_general = &priv->delta_stats.common; + max_general = &priv->max_delta_stats.common; + delta_dbg = &priv->delta_stats.common.dbg; + max_dbg = &priv->max_delta_stats.common.dbg; + delta_div = &priv->delta_stats.common.div; + max_div = &priv->max_delta_stats.common.div; + + pos += iwl_statistics_flag(priv, buf, bufsz); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_header, "Statistics_General:"); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_value, "temperature:", + le32_to_cpu(general->temperature)); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_value, "temperature_m:", + le32_to_cpu(general->temperature_m)); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_value, "ttl_timestamp:", + le32_to_cpu(general->ttl_timestamp)); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "burst_check:", + le32_to_cpu(dbg->burst_check), + accum_dbg->burst_check, + delta_dbg->burst_check, max_dbg->burst_check); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "burst_count:", + le32_to_cpu(dbg->burst_count), + accum_dbg->burst_count, + delta_dbg->burst_count, max_dbg->burst_count); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "wait_for_silence_timeout_count:", + le32_to_cpu(dbg->wait_for_silence_timeout_cnt), + accum_dbg->wait_for_silence_timeout_cnt, + delta_dbg->wait_for_silence_timeout_cnt, + max_dbg->wait_for_silence_timeout_cnt); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "sleep_time:", + le32_to_cpu(general->sleep_time), + accum_general->sleep_time, + delta_general->sleep_time, max_general->sleep_time); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "slots_out:", + le32_to_cpu(general->slots_out), + accum_general->slots_out, + delta_general->slots_out, max_general->slots_out); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "slots_idle:", + le32_to_cpu(general->slots_idle), + accum_general->slots_idle, + delta_general->slots_idle, max_general->slots_idle); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "tx_on_a:", + le32_to_cpu(div->tx_on_a), accum_div->tx_on_a, + delta_div->tx_on_a, max_div->tx_on_a); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "tx_on_b:", + le32_to_cpu(div->tx_on_b), accum_div->tx_on_b, + delta_div->tx_on_b, max_div->tx_on_b); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "exec_time:", + le32_to_cpu(div->exec_time), accum_div->exec_time, + delta_div->exec_time, max_div->exec_time); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "probe_time:", + le32_to_cpu(div->probe_time), accum_div->probe_time, + delta_div->probe_time, max_div->probe_time); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "rx_enable_counter:", + le32_to_cpu(general->rx_enable_counter), + accum_general->rx_enable_counter, + delta_general->rx_enable_counter, + max_general->rx_enable_counter); + pos += scnprintf(buf + pos, bufsz - pos, + fmt_table, "num_of_sos_states:", + le32_to_cpu(general->num_of_sos_states), + accum_general->num_of_sos_states, + delta_general->num_of_sos_states, + max_general->num_of_sos_states); + + spin_unlock_bh(&priv->statistics.lock); + + ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); + kfree(buf); + return ret; +} + +static ssize_t iwl_dbgfs_ucode_bt_stats_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct iwl_priv *priv = (struct iwl_priv *)file->private_data; + int pos = 0; + char *buf; + int bufsz = (sizeof(struct statistics_bt_activity) * 24) + 200; + ssize_t ret; + struct statistics_bt_activity *bt, *accum_bt; + + if (!iwl_is_alive(priv)) + return -EAGAIN; + + if (!priv->bt_enable_flag) + return -EINVAL; + + /* make request to uCode to retrieve statistics information */ + mutex_lock(&priv->mutex); + ret = iwl_send_statistics_request(priv, 0, false); + mutex_unlock(&priv->mutex); + + if (ret) + return -EAGAIN; + buf = kzalloc(bufsz, GFP_KERNEL); + if (!buf) + return -ENOMEM; + + /* + * the statistic information display here is based on + * the last statistics notification from uCode + * might not reflect the current uCode activity + */ + + spin_lock_bh(&priv->statistics.lock); + + bt = &priv->statistics.bt_activity; + accum_bt = &priv->accum_stats.bt_activity; + + pos += iwl_statistics_flag(priv, buf, bufsz); + pos += scnprintf(buf + pos, bufsz - pos, "Statistics_BT:\n"); + pos += scnprintf(buf + pos, bufsz - pos, + "\t\t\tcurrent\t\t\taccumulative\n"); + pos += scnprintf(buf + pos, bufsz - pos, + "hi_priority_tx_req_cnt:\t\t%u\t\t\t%u\n", + le32_to_cpu(bt->hi_priority_tx_req_cnt), + accum_bt->hi_priority_tx_req_cnt); + pos += scnprintf(buf + pos, bufsz - pos, + "hi_priority_tx_denied_cnt:\t%u\t\t\t%u\n", + le32_to_cpu(bt->hi_priority_tx_denied_cnt), + accum_bt->hi_priority_tx_denied_cnt); + pos += scnprintf(buf + pos, bufsz - pos, + "lo_priority_tx_req_cnt:\t\t%u\t\t\t%u\n", + le32_to_cpu(bt->lo_priority_tx_req_cnt), + accum_bt->lo_priority_tx_req_cnt); + pos += scnprintf(buf + pos, bufsz - pos, + "lo_priority_tx_denied_cnt:\t%u\t\t\t%u\n", + le32_to_cpu(bt->lo_priority_tx_denied_cnt), + accum_bt->lo_priority_tx_denied_cnt); + pos += scnprintf(buf + pos, bufsz - pos, + "hi_priority_rx_req_cnt:\t\t%u\t\t\t%u\n", + le32_to_cpu(bt->hi_priority_rx_req_cnt), + accum_bt->hi_priority_rx_req_cnt); + pos += scnprintf(buf + pos, bufsz - pos, + "hi_priority_rx_denied_cnt:\t%u\t\t\t%u\n", + le32_to_cpu(bt->hi_priority_rx_denied_cnt), + accum_bt->hi_priority_rx_denied_cnt); + pos += scnprintf(buf + pos, bufsz - pos, + "lo_priority_rx_req_cnt:\t\t%u\t\t\t%u\n", + le32_to_cpu(bt->lo_priority_rx_req_cnt), + accum_bt->lo_priority_rx_req_cnt); + pos += scnprintf(buf + pos, bufsz - pos, + "lo_priority_rx_denied_cnt:\t%u\t\t\t%u\n", + le32_to_cpu(bt->lo_priority_rx_denied_cnt), + accum_bt->lo_priority_rx_denied_cnt); + + pos += scnprintf(buf + pos, bufsz - pos, + "(rx)num_bt_kills:\t\t%u\t\t\t%u\n", + le32_to_cpu(priv->statistics.num_bt_kills), + priv->statistics.accum_num_bt_kills); + + spin_unlock_bh(&priv->statistics.lock); + + ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); + kfree(buf); + return ret; +} + +static ssize_t iwl_dbgfs_reply_tx_error_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct iwl_priv *priv = (struct iwl_priv *)file->private_data; + int pos = 0; + char *buf; + 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)) + return -EAGAIN; + + buf = kzalloc(bufsz, GFP_KERNEL); + if (!buf) + return -ENOMEM; + + pos += scnprintf(buf + pos, bufsz - pos, "Statistics_TX_Error:\n"); + pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t\t%u\n", + iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_DELAY), + priv->reply_tx_stats.pp_delay); + pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", + iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_FEW_BYTES), + priv->reply_tx_stats.pp_few_bytes); + pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", + iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_BT_PRIO), + priv->reply_tx_stats.pp_bt_prio); + pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", + iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_QUIET_PERIOD), + priv->reply_tx_stats.pp_quiet_period); + pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", + iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_CALC_TTAK), + priv->reply_tx_stats.pp_calc_ttak); + pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n", + iwl_get_tx_fail_reason( + TX_STATUS_FAIL_INTERNAL_CROSSED_RETRY), + priv->reply_tx_stats.int_crossed_retry); + pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", + iwl_get_tx_fail_reason(TX_STATUS_FAIL_SHORT_LIMIT), + priv->reply_tx_stats.short_limit); + pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", + iwl_get_tx_fail_reason(TX_STATUS_FAIL_LONG_LIMIT), + priv->reply_tx_stats.long_limit); + pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", + iwl_get_tx_fail_reason(TX_STATUS_FAIL_FIFO_UNDERRUN), + priv->reply_tx_stats.fifo_underrun); + pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", + iwl_get_tx_fail_reason(TX_STATUS_FAIL_DRAIN_FLOW), + priv->reply_tx_stats.drain_flow); + pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", + iwl_get_tx_fail_reason(TX_STATUS_FAIL_RFKILL_FLUSH), + priv->reply_tx_stats.rfkill_flush); + pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", + iwl_get_tx_fail_reason(TX_STATUS_FAIL_LIFE_EXPIRE), + priv->reply_tx_stats.life_expire); + pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", + iwl_get_tx_fail_reason(TX_STATUS_FAIL_DEST_PS), + priv->reply_tx_stats.dest_ps); + pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", + iwl_get_tx_fail_reason(TX_STATUS_FAIL_HOST_ABORTED), + priv->reply_tx_stats.host_abort); + pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", + iwl_get_tx_fail_reason(TX_STATUS_FAIL_BT_RETRY), + priv->reply_tx_stats.pp_delay); + pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", + iwl_get_tx_fail_reason(TX_STATUS_FAIL_STA_INVALID), + priv->reply_tx_stats.sta_invalid); + pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", + iwl_get_tx_fail_reason(TX_STATUS_FAIL_FRAG_DROPPED), + priv->reply_tx_stats.frag_drop); + pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", + iwl_get_tx_fail_reason(TX_STATUS_FAIL_TID_DISABLE), + priv->reply_tx_stats.tid_disable); + pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", + iwl_get_tx_fail_reason(TX_STATUS_FAIL_FIFO_FLUSHED), + priv->reply_tx_stats.fifo_flush); + pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n", + iwl_get_tx_fail_reason( + TX_STATUS_FAIL_INSUFFICIENT_CF_POLL), + priv->reply_tx_stats.insuff_cf_poll); + pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t\t%u\n", + iwl_get_tx_fail_reason(TX_STATUS_FAIL_PASSIVE_NO_RX), + priv->reply_tx_stats.fail_hw_drop); + pos += scnprintf(buf + pos, bufsz - pos, "%s:\t\t%u\n", + iwl_get_tx_fail_reason( + TX_STATUS_FAIL_NO_BEACON_ON_RADAR), + priv->reply_tx_stats.sta_color_mismatch); + pos += scnprintf(buf + pos, bufsz - pos, "UNKNOWN:\t\t\t%u\n", + priv->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->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->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->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->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->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->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->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->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->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->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->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->reply_agg_tx_stats.delay_tx); + pos += scnprintf(buf + pos, bufsz - pos, "UNKNOWN:\t\t\t%u\n", + priv->reply_agg_tx_stats.unknown); + + ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); + kfree(buf); + return ret; +} + +static ssize_t iwl_dbgfs_sensitivity_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) { + + struct iwl_priv *priv = file->private_data; + int pos = 0; + int cnt = 0; + char *buf; + int bufsz = sizeof(struct iwl_sensitivity_data) * 4 + 100; + ssize_t ret; + struct iwl_sensitivity_data *data; + + data = &priv->sensitivity_data; + buf = kzalloc(bufsz, GFP_KERNEL); + if (!buf) + return -ENOMEM; + + pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_ofdm:\t\t\t %u\n", + data->auto_corr_ofdm); + pos += scnprintf(buf + pos, bufsz - pos, + "auto_corr_ofdm_mrc:\t\t %u\n", + data->auto_corr_ofdm_mrc); + pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_ofdm_x1:\t\t %u\n", + data->auto_corr_ofdm_x1); + pos += scnprintf(buf + pos, bufsz - pos, + "auto_corr_ofdm_mrc_x1:\t\t %u\n", + data->auto_corr_ofdm_mrc_x1); + pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_cck:\t\t\t %u\n", + data->auto_corr_cck); + pos += scnprintf(buf + pos, bufsz - pos, "auto_corr_cck_mrc:\t\t %u\n", + data->auto_corr_cck_mrc); + pos += scnprintf(buf + pos, bufsz - pos, + "last_bad_plcp_cnt_ofdm:\t\t %u\n", + data->last_bad_plcp_cnt_ofdm); + pos += scnprintf(buf + pos, bufsz - pos, "last_fa_cnt_ofdm:\t\t %u\n", + data->last_fa_cnt_ofdm); + pos += scnprintf(buf + pos, bufsz - pos, + "last_bad_plcp_cnt_cck:\t\t %u\n", + data->last_bad_plcp_cnt_cck); + pos += scnprintf(buf + pos, bufsz - pos, "last_fa_cnt_cck:\t\t %u\n", + data->last_fa_cnt_cck); + pos += scnprintf(buf + pos, bufsz - pos, "nrg_curr_state:\t\t\t %u\n", + data->nrg_curr_state); + pos += scnprintf(buf + pos, bufsz - pos, "nrg_prev_state:\t\t\t %u\n", + data->nrg_prev_state); + pos += scnprintf(buf + pos, bufsz - pos, "nrg_value:\t\t\t"); + for (cnt = 0; cnt < 10; cnt++) { + pos += scnprintf(buf + pos, bufsz - pos, " %u", + data->nrg_value[cnt]); + } + pos += scnprintf(buf + pos, bufsz - pos, "\n"); + pos += scnprintf(buf + pos, bufsz - pos, "nrg_silence_rssi:\t\t"); + for (cnt = 0; cnt < NRG_NUM_PREV_STAT_L; cnt++) { + pos += scnprintf(buf + pos, bufsz - pos, " %u", + data->nrg_silence_rssi[cnt]); + } + pos += scnprintf(buf + pos, bufsz - pos, "\n"); + pos += scnprintf(buf + pos, bufsz - pos, "nrg_silence_ref:\t\t %u\n", + data->nrg_silence_ref); + pos += scnprintf(buf + pos, bufsz - pos, "nrg_energy_idx:\t\t\t %u\n", + data->nrg_energy_idx); + pos += scnprintf(buf + pos, bufsz - pos, "nrg_silence_idx:\t\t %u\n", + data->nrg_silence_idx); + pos += scnprintf(buf + pos, bufsz - pos, "nrg_th_cck:\t\t\t %u\n", + data->nrg_th_cck); + pos += scnprintf(buf + pos, bufsz - pos, + "nrg_auto_corr_silence_diff:\t %u\n", + data->nrg_auto_corr_silence_diff); + pos += scnprintf(buf + pos, bufsz - pos, "num_in_cck_no_fa:\t\t %u\n", + data->num_in_cck_no_fa); + pos += scnprintf(buf + pos, bufsz - pos, "nrg_th_ofdm:\t\t\t %u\n", + data->nrg_th_ofdm); + + ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); + kfree(buf); + return ret; +} + + +static ssize_t iwl_dbgfs_chain_noise_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) { + + struct iwl_priv *priv = file->private_data; + int pos = 0; + int cnt = 0; + char *buf; + int bufsz = sizeof(struct iwl_chain_noise_data) * 4 + 100; + ssize_t ret; + struct iwl_chain_noise_data *data; + + data = &priv->chain_noise_data; + buf = kzalloc(bufsz, GFP_KERNEL); + if (!buf) + return -ENOMEM; + + pos += scnprintf(buf + pos, bufsz - pos, "active_chains:\t\t\t %u\n", + data->active_chains); + pos += scnprintf(buf + pos, bufsz - pos, "chain_noise_a:\t\t\t %u\n", + data->chain_noise_a); + pos += scnprintf(buf + pos, bufsz - pos, "chain_noise_b:\t\t\t %u\n", + data->chain_noise_b); + pos += scnprintf(buf + pos, bufsz - pos, "chain_noise_c:\t\t\t %u\n", + data->chain_noise_c); + pos += scnprintf(buf + pos, bufsz - pos, "chain_signal_a:\t\t\t %u\n", + data->chain_signal_a); + pos += scnprintf(buf + pos, bufsz - pos, "chain_signal_b:\t\t\t %u\n", + data->chain_signal_b); + pos += scnprintf(buf + pos, bufsz - pos, "chain_signal_c:\t\t\t %u\n", + data->chain_signal_c); + pos += scnprintf(buf + pos, bufsz - pos, "beacon_count:\t\t\t %u\n", + data->beacon_count); + + pos += scnprintf(buf + pos, bufsz - pos, "disconn_array:\t\t\t"); + for (cnt = 0; cnt < NUM_RX_CHAINS; cnt++) { + pos += scnprintf(buf + pos, bufsz - pos, " %u", + data->disconn_array[cnt]); + } + pos += scnprintf(buf + pos, bufsz - pos, "\n"); + pos += scnprintf(buf + pos, bufsz - pos, "delta_gain_code:\t\t"); + for (cnt = 0; cnt < NUM_RX_CHAINS; cnt++) { + pos += scnprintf(buf + pos, bufsz - pos, " %u", + data->delta_gain_code[cnt]); + } + pos += scnprintf(buf + pos, bufsz - pos, "\n"); + pos += scnprintf(buf + pos, bufsz - pos, "radio_write:\t\t\t %u\n", + data->radio_write); + pos += scnprintf(buf + pos, bufsz - pos, "state:\t\t\t\t %u\n", + data->state); + + ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); + kfree(buf); + return ret; +} + +static ssize_t iwl_dbgfs_power_save_status_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct iwl_priv *priv = file->private_data; + char buf[60]; + int pos = 0; + const size_t bufsz = sizeof(buf); + u32 pwrsave_status; + + pwrsave_status = iwl_read32(priv->trans, CSR_GP_CNTRL) & + CSR_GP_REG_POWER_SAVE_STATUS_MSK; + + pos += scnprintf(buf + pos, bufsz - pos, "Power Save Status: "); + pos += scnprintf(buf + pos, bufsz - pos, "%s\n", + (pwrsave_status == CSR_GP_REG_NO_POWER_SAVE) ? "none" : + (pwrsave_status == CSR_GP_REG_MAC_POWER_SAVE) ? "MAC" : + (pwrsave_status == CSR_GP_REG_PHY_POWER_SAVE) ? "PHY" : + "error"); + + return simple_read_from_buffer(user_buf, count, ppos, buf, pos); +} + +static ssize_t iwl_dbgfs_clear_ucode_statistics_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 clear; + + 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", &clear) != 1) + return -EFAULT; + + /* make request to uCode to retrieve statistics information */ + mutex_lock(&priv->mutex); + iwl_send_statistics_request(priv, 0, true); + mutex_unlock(&priv->mutex); + + return count; +} + +static ssize_t iwl_dbgfs_ucode_tracing_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) { + + struct iwl_priv *priv = file->private_data; + int pos = 0; + char buf[128]; + const size_t bufsz = sizeof(buf); + + pos += scnprintf(buf + pos, bufsz - pos, "ucode trace timer is %s\n", + priv->event_log.ucode_trace ? "On" : "Off"); + pos += scnprintf(buf + pos, bufsz - pos, "non_wraps_count:\t\t %u\n", + priv->event_log.non_wraps_count); + pos += scnprintf(buf + pos, bufsz - pos, "wraps_once_count:\t\t %u\n", + priv->event_log.wraps_once_count); + pos += scnprintf(buf + pos, bufsz - pos, "wraps_more_count:\t\t %u\n", + priv->event_log.wraps_more_count); + + return simple_read_from_buffer(user_buf, count, ppos, buf, pos); +} + +static ssize_t iwl_dbgfs_ucode_tracing_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 trace; + + 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", &trace) != 1) + return -EFAULT; + + if (trace) { + priv->event_log.ucode_trace = true; + if (iwl_is_alive(priv)) { + /* start collecting data now */ + mod_timer(&priv->ucode_trace, jiffies); + } + } else { + priv->event_log.ucode_trace = false; + del_timer_sync(&priv->ucode_trace); + } + + return count; +} + +static ssize_t iwl_dbgfs_rxon_flags_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) { + + struct iwl_priv *priv = file->private_data; + int len = 0; + char buf[20]; + + len = sprintf(buf, "0x%04X\n", + le32_to_cpu(priv->contexts[IWL_RXON_CTX_BSS].active.flags)); + return simple_read_from_buffer(user_buf, count, ppos, buf, len); +} + +static ssize_t iwl_dbgfs_rxon_filter_flags_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) { + + struct iwl_priv *priv = file->private_data; + int len = 0; + char buf[20]; + + len = sprintf(buf, "0x%04X\n", + le32_to_cpu(priv->contexts[IWL_RXON_CTX_BSS].active.filter_flags)); + return simple_read_from_buffer(user_buf, count, ppos, buf, len); +} + +static ssize_t iwl_dbgfs_missed_beacon_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) { + + struct iwl_priv *priv = file->private_data; + int pos = 0; + char buf[12]; + const size_t bufsz = sizeof(buf); + + pos += scnprintf(buf + pos, bufsz - pos, "%d\n", + priv->missed_beacon_threshold); + + return simple_read_from_buffer(user_buf, count, ppos, buf, pos); +} + +static ssize_t iwl_dbgfs_missed_beacon_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 missed; + + 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", &missed) != 1) + return -EINVAL; + + if (missed < IWL_MISSED_BEACON_THRESHOLD_MIN || + missed > IWL_MISSED_BEACON_THRESHOLD_MAX) + priv->missed_beacon_threshold = + IWL_MISSED_BEACON_THRESHOLD_DEF; + else + priv->missed_beacon_threshold = missed; + + return count; +} + +static ssize_t iwl_dbgfs_plcp_delta_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) { + + struct iwl_priv *priv = file->private_data; + int pos = 0; + char buf[12]; + const size_t bufsz = sizeof(buf); + + pos += scnprintf(buf + pos, bufsz - pos, "%u\n", + priv->plcp_delta_threshold); + + return simple_read_from_buffer(user_buf, count, ppos, buf, pos); +} + +static ssize_t iwl_dbgfs_plcp_delta_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 plcp; + + 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", &plcp) != 1) + return -EINVAL; + if ((plcp < IWL_MAX_PLCP_ERR_THRESHOLD_MIN) || + (plcp > IWL_MAX_PLCP_ERR_THRESHOLD_MAX)) + priv->plcp_delta_threshold = + IWL_MAX_PLCP_ERR_THRESHOLD_DISABLE; + else + priv->plcp_delta_threshold = plcp; + return count; +} + +static ssize_t iwl_dbgfs_rf_reset_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct iwl_priv *priv = file->private_data; + int pos = 0; + char buf[300]; + const size_t bufsz = sizeof(buf); + struct iwl_rf_reset *rf_reset = &priv->rf_reset; + + pos += scnprintf(buf + pos, bufsz - pos, + "RF reset statistics\n"); + pos += scnprintf(buf + pos, bufsz - pos, + "\tnumber of reset request: %d\n", + rf_reset->reset_request_count); + pos += scnprintf(buf + pos, bufsz - pos, + "\tnumber of reset request success: %d\n", + rf_reset->reset_success_count); + pos += scnprintf(buf + pos, bufsz - pos, + "\tnumber of reset request reject: %d\n", + rf_reset->reset_reject_count); + + return simple_read_from_buffer(user_buf, count, ppos, buf, pos); +} + +static ssize_t iwl_dbgfs_rf_reset_write(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) { + + struct iwl_priv *priv = file->private_data; + int ret; + + ret = iwl_force_rf_reset(priv, true); + 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; + + iwlagn_dev_txfifo_flush(priv); + + return count; +} + +static ssize_t iwl_dbgfs_bt_traffic_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) { + + struct iwl_priv *priv = (struct iwl_priv *)file->private_data; + int pos = 0; + char buf[200]; + const size_t bufsz = sizeof(buf); + + if (!priv->bt_enable_flag) { + pos += scnprintf(buf + pos, bufsz - pos, "BT coex disabled\n"); + return simple_read_from_buffer(user_buf, count, ppos, buf, pos); + } + pos += scnprintf(buf + pos, bufsz - pos, "BT enable flag: 0x%x\n", + priv->bt_enable_flag); + pos += scnprintf(buf + pos, bufsz - pos, "BT in %s mode\n", + priv->bt_full_concurrent ? "full concurrency" : "3-wire"); + pos += scnprintf(buf + pos, bufsz - pos, "BT status: %s, " + "last traffic notif: %d\n", + priv->bt_status ? "On" : "Off", priv->last_bt_traffic_load); + pos += scnprintf(buf + pos, bufsz - pos, "ch_announcement: %d, " + "kill_ack_mask: %x, kill_cts_mask: %x\n", + priv->bt_ch_announce, priv->kill_ack_mask, + priv->kill_cts_mask); + + pos += scnprintf(buf + pos, bufsz - pos, "bluetooth traffic load: "); + switch (priv->bt_traffic_load) { + case IWL_BT_COEX_TRAFFIC_LOAD_CONTINUOUS: + pos += scnprintf(buf + pos, bufsz - pos, "Continuous\n"); + break; + case IWL_BT_COEX_TRAFFIC_LOAD_HIGH: + pos += scnprintf(buf + pos, bufsz - pos, "High\n"); + break; + case IWL_BT_COEX_TRAFFIC_LOAD_LOW: + pos += scnprintf(buf + pos, bufsz - pos, "Low\n"); + break; + case IWL_BT_COEX_TRAFFIC_LOAD_NONE: + default: + pos += scnprintf(buf + pos, bufsz - pos, "None\n"); + break; + } + + return simple_read_from_buffer(user_buf, count, ppos, buf, pos); +} + +static ssize_t iwl_dbgfs_protection_mode_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct iwl_priv *priv = (struct iwl_priv *)file->private_data; + + int pos = 0; + char buf[40]; + const size_t bufsz = sizeof(buf); + + if (priv->cfg->ht_params) + pos += scnprintf(buf + pos, bufsz - pos, + "use %s for aggregation\n", + (priv->hw_params.use_rts_for_aggregation) ? + "rts/cts" : "cts-to-self"); + else + pos += scnprintf(buf + pos, bufsz - pos, "N/A"); + + return simple_read_from_buffer(user_buf, count, ppos, buf, pos); +} + +static ssize_t iwl_dbgfs_protection_mode_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 rts; + + if (!priv->cfg->ht_params) + return -EINVAL; + + 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", &rts) != 1) + return -EINVAL; + if (rts) + priv->hw_params.use_rts_for_aggregation = true; + else + priv->hw_params.use_rts_for_aggregation = false; + return count; +} + +static int iwl_cmd_echo_test(struct iwl_priv *priv) +{ + int ret; + struct iwl_host_cmd cmd = { + .id = REPLY_ECHO, + .len = { 0 }, + }; + + ret = iwl_dvm_send_cmd(priv, &cmd); + if (ret) + IWL_ERR(priv, "echo testing fail: 0X%x\n", ret); + else + IWL_DEBUG_INFO(priv, "echo testing pass\n"); + return ret; +} + +static ssize_t iwl_dbgfs_echo_test_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; + + memset(buf, 0, sizeof(buf)); + buf_size = min(count, sizeof(buf) - 1); + if (copy_from_user(buf, user_buf, buf_size)) + return -EFAULT; + + iwl_cmd_echo_test(priv); + return count; +} + +#ifdef CONFIG_IWLWIFI_DEBUG +static ssize_t iwl_dbgfs_log_event_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct iwl_priv *priv = file->private_data; + char *buf = NULL; + ssize_t ret; + + ret = iwl_dump_nic_event_log(priv, true, &buf); + if (ret > 0) + ret = simple_read_from_buffer(user_buf, count, ppos, buf, ret); + kfree(buf); + return ret; +} + +static ssize_t iwl_dbgfs_log_event_write(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct iwl_priv *priv = file->private_data; + u32 event_log_flag; + char buf[8]; + int buf_size; + + /* check that the interface is up */ + if (!iwl_is_ready(priv)) + return -EAGAIN; + + 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", &event_log_flag) != 1) + return -EFAULT; + if (event_log_flag == 1) + iwl_dump_nic_event_log(priv, true, NULL); + + return count; +} +#endif + +static ssize_t iwl_dbgfs_calib_disabled_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct iwl_priv *priv = file->private_data; + char buf[120]; + int pos = 0; + const size_t bufsz = sizeof(buf); + + pos += scnprintf(buf + pos, bufsz - pos, + "Sensitivity calibrations %s\n", + (priv->calib_disabled & + IWL_SENSITIVITY_CALIB_DISABLED) ? + "DISABLED" : "ENABLED"); + pos += scnprintf(buf + pos, bufsz - pos, + "Chain noise calibrations %s\n", + (priv->calib_disabled & + IWL_CHAIN_NOISE_CALIB_DISABLED) ? + "DISABLED" : "ENABLED"); + pos += scnprintf(buf + pos, bufsz - pos, + "Tx power calibrations %s\n", + (priv->calib_disabled & + IWL_TX_POWER_CALIB_DISABLED) ? + "DISABLED" : "ENABLED"); + + return simple_read_from_buffer(user_buf, count, ppos, buf, pos); +} + +static ssize_t iwl_dbgfs_calib_disabled_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]; + u32 calib_disabled; + int buf_size; + + 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, "%x", &calib_disabled) != 1) + return -EFAULT; + + priv->calib_disabled = calib_disabled; + + return count; +} + +static ssize_t iwl_dbgfs_fw_restart_write(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct iwl_priv *priv = file->private_data; + bool restart_fw = iwlwifi_mod_params.restart_fw; + int ret; + + iwlwifi_mod_params.restart_fw = true; + + mutex_lock(&priv->mutex); + + /* take the return value to make compiler happy - it will fail anyway */ + ret = iwl_dvm_send_cmd_pdu(priv, REPLY_ERROR, 0, 0, NULL); + + mutex_unlock(&priv->mutex); + + iwlwifi_mod_params.restart_fw = restart_fw; + + return count; +} + +DEBUGFS_READ_FILE_OPS(ucode_rx_stats); +DEBUGFS_READ_FILE_OPS(ucode_tx_stats); +DEBUGFS_READ_FILE_OPS(ucode_general_stats); +DEBUGFS_READ_FILE_OPS(sensitivity); +DEBUGFS_READ_FILE_OPS(chain_noise); +DEBUGFS_READ_FILE_OPS(power_save_status); +DEBUGFS_WRITE_FILE_OPS(clear_ucode_statistics); +DEBUGFS_READ_WRITE_FILE_OPS(ucode_tracing); +DEBUGFS_READ_WRITE_FILE_OPS(missed_beacon); +DEBUGFS_READ_WRITE_FILE_OPS(plcp_delta); +DEBUGFS_READ_WRITE_FILE_OPS(rf_reset); +DEBUGFS_READ_FILE_OPS(rxon_flags); +DEBUGFS_READ_FILE_OPS(rxon_filter_flags); +DEBUGFS_WRITE_FILE_OPS(txfifo_flush); +DEBUGFS_READ_FILE_OPS(ucode_bt_stats); +DEBUGFS_READ_FILE_OPS(bt_traffic); +DEBUGFS_READ_WRITE_FILE_OPS(protection_mode); +DEBUGFS_READ_FILE_OPS(reply_tx_error); +DEBUGFS_WRITE_FILE_OPS(echo_test); +DEBUGFS_WRITE_FILE_OPS(fw_restart); +#ifdef CONFIG_IWLWIFI_DEBUG +DEBUGFS_READ_WRITE_FILE_OPS(log_event); +#endif +DEBUGFS_READ_WRITE_FILE_OPS(calib_disabled); + +/* + * Create the debugfs files and directories + * + */ +int iwl_dbgfs_register(struct iwl_priv *priv, struct dentry *dbgfs_dir) +{ + struct dentry *dir_data, *dir_rf, *dir_debug; + + priv->debugfs_dir = dbgfs_dir; + + dir_data = debugfs_create_dir("data", dbgfs_dir); + if (!dir_data) + goto err; + dir_rf = debugfs_create_dir("rf", dbgfs_dir); + if (!dir_rf) + goto err; + dir_debug = debugfs_create_dir("debug", dbgfs_dir); + if (!dir_debug) + goto err; + + DEBUGFS_ADD_FILE(nvm, dir_data, S_IRUSR); + DEBUGFS_ADD_FILE(sram, dir_data, S_IWUSR | S_IRUSR); + DEBUGFS_ADD_FILE(wowlan_sram, dir_data, S_IRUSR); + DEBUGFS_ADD_FILE(stations, dir_data, S_IRUSR); + DEBUGFS_ADD_FILE(channels, dir_data, S_IRUSR); + DEBUGFS_ADD_FILE(status, dir_data, S_IRUSR); + DEBUGFS_ADD_FILE(rx_handlers, dir_data, S_IWUSR | S_IRUSR); + DEBUGFS_ADD_FILE(qos, dir_data, S_IRUSR); + DEBUGFS_ADD_FILE(sleep_level_override, dir_data, S_IWUSR | S_IRUSR); + DEBUGFS_ADD_FILE(current_sleep_command, dir_data, S_IRUSR); + DEBUGFS_ADD_FILE(thermal_throttling, dir_data, S_IRUSR); + DEBUGFS_ADD_FILE(disable_ht40, dir_data, S_IWUSR | S_IRUSR); + DEBUGFS_ADD_FILE(temperature, dir_data, S_IRUSR); + + DEBUGFS_ADD_FILE(power_save_status, dir_debug, S_IRUSR); + DEBUGFS_ADD_FILE(clear_ucode_statistics, dir_debug, S_IWUSR); + DEBUGFS_ADD_FILE(missed_beacon, dir_debug, S_IWUSR); + DEBUGFS_ADD_FILE(plcp_delta, dir_debug, S_IWUSR | S_IRUSR); + DEBUGFS_ADD_FILE(rf_reset, dir_debug, S_IWUSR | 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_general_stats, dir_debug, S_IRUSR); + DEBUGFS_ADD_FILE(txfifo_flush, dir_debug, S_IWUSR); + DEBUGFS_ADD_FILE(protection_mode, dir_debug, S_IWUSR | S_IRUSR); + DEBUGFS_ADD_FILE(sensitivity, dir_debug, S_IRUSR); + DEBUGFS_ADD_FILE(chain_noise, dir_debug, S_IRUSR); + DEBUGFS_ADD_FILE(ucode_tracing, dir_debug, S_IWUSR | S_IRUSR); + DEBUGFS_ADD_FILE(ucode_bt_stats, dir_debug, S_IRUSR); + DEBUGFS_ADD_FILE(reply_tx_error, dir_debug, S_IRUSR); + DEBUGFS_ADD_FILE(rxon_flags, dir_debug, S_IWUSR); + DEBUGFS_ADD_FILE(rxon_filter_flags, dir_debug, S_IWUSR); + DEBUGFS_ADD_FILE(echo_test, dir_debug, S_IWUSR); + DEBUGFS_ADD_FILE(fw_restart, dir_debug, S_IWUSR); +#ifdef CONFIG_IWLWIFI_DEBUG + DEBUGFS_ADD_FILE(log_event, dir_debug, S_IWUSR | S_IRUSR); +#endif + + if (iwl_advanced_bt_coexist(priv)) + DEBUGFS_ADD_FILE(bt_traffic, dir_debug, S_IRUSR); + + /* Calibrations disabled/enabled status*/ + DEBUGFS_ADD_FILE(calib_disabled, dir_rf, S_IWUSR | S_IRUSR); + + /* + * Create a symlink with mac80211. This is not very robust, as it does + * not remove the symlink created. The implicit assumption is that + * when the opmode exits, mac80211 will also exit, and will remove + * this symlink as part of its cleanup. + */ + if (priv->mac80211_registered) { + char buf[100]; + struct dentry *mac80211_dir, *dev_dir, *root_dir; + + dev_dir = dbgfs_dir->d_parent; + root_dir = dev_dir->d_parent; + mac80211_dir = priv->hw->wiphy->debugfsdir; + + snprintf(buf, 100, "../../%s/%s", root_dir->d_name.name, + dev_dir->d_name.name); + + if (!debugfs_create_symlink("iwlwifi", mac80211_dir, buf)) + goto err; + } + + return 0; + +err: + IWL_ERR(priv, "failed to create the dvm debugfs entries\n"); + return -ENOMEM; +} |