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2385 lines
76 KiB
2385 lines
76 KiB
// SPDX-License-Identifier: GPL-2.0-only |
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/****************************************************************************** |
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* |
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* Copyright(c) 2008 - 2014 Intel Corporation. All rights reserved. |
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* Copyright (C) 2018 Intel Corporation |
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* |
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* Contact Information: |
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* Intel Linux Wireless <[email protected]> |
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* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 |
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*****************************************************************************/ |
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#include <linux/slab.h> |
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#include <linux/kernel.h> |
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#include <linux/module.h> |
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#include <linux/debugfs.h> |
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#include <linux/ieee80211.h> |
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#include <net/mac80211.h> |
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|
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#include "iwl-debug.h" |
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#include "iwl-trans.h" |
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#include "iwl-io.h" |
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#include "dev.h" |
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#include "agn.h" |
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|
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/* create and remove of files */ |
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#define DEBUGFS_ADD_FILE(name, parent, mode) do { \ |
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debugfs_create_file(#name, mode, parent, priv, \ |
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&iwl_dbgfs_##name##_ops); \ |
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} while (0) |
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/* file operation */ |
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#define DEBUGFS_READ_FILE_OPS(name) \ |
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static const struct file_operations iwl_dbgfs_##name##_ops = { \ |
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.read = iwl_dbgfs_##name##_read, \ |
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.open = simple_open, \ |
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.llseek = generic_file_llseek, \ |
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}; |
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#define DEBUGFS_WRITE_FILE_OPS(name) \ |
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static const struct file_operations iwl_dbgfs_##name##_ops = { \ |
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.write = iwl_dbgfs_##name##_write, \ |
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.open = simple_open, \ |
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.llseek = generic_file_llseek, \ |
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}; |
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#define DEBUGFS_READ_WRITE_FILE_OPS(name) \ |
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static const struct file_operations iwl_dbgfs_##name##_ops = { \ |
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.write = iwl_dbgfs_##name##_write, \ |
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.read = iwl_dbgfs_##name##_read, \ |
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.open = simple_open, \ |
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.llseek = generic_file_llseek, \ |
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}; |
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static ssize_t iwl_dbgfs_sram_read(struct file *file, |
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char __user *user_buf, |
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size_t count, loff_t *ppos) |
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{ |
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u32 val = 0; |
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char *buf; |
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ssize_t ret; |
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int i = 0; |
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bool device_format = false; |
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int offset = 0; |
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int len = 0; |
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int pos = 0; |
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int sram; |
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struct iwl_priv *priv = file->private_data; |
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const struct fw_img *img; |
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size_t bufsz; |
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if (!iwl_is_ready_rf(priv)) |
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return -EAGAIN; |
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/* default is to dump the entire data segment */ |
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if (!priv->dbgfs_sram_offset && !priv->dbgfs_sram_len) { |
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priv->dbgfs_sram_offset = 0x800000; |
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if (!priv->ucode_loaded) |
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return -EINVAL; |
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img = &priv->fw->img[priv->cur_ucode]; |
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priv->dbgfs_sram_len = img->sec[IWL_UCODE_SECTION_DATA].len; |
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} |
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len = priv->dbgfs_sram_len; |
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if (len == -4) { |
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device_format = true; |
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len = 4; |
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} |
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bufsz = 50 + len * 4; |
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buf = kmalloc(bufsz, GFP_KERNEL); |
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if (!buf) |
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return -ENOMEM; |
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pos += scnprintf(buf + pos, bufsz - pos, "sram_len: 0x%x\n", |
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len); |
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pos += scnprintf(buf + pos, bufsz - pos, "sram_offset: 0x%x\n", |
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priv->dbgfs_sram_offset); |
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/* adjust sram address since reads are only on even u32 boundaries */ |
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offset = priv->dbgfs_sram_offset & 0x3; |
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sram = priv->dbgfs_sram_offset & ~0x3; |
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/* read the first u32 from sram */ |
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val = iwl_trans_read_mem32(priv->trans, sram); |
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for (; len; len--) { |
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/* put the address at the start of every line */ |
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if (i == 0) |
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pos += scnprintf(buf + pos, bufsz - pos, |
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"%08X: ", sram + offset); |
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if (device_format) |
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pos += scnprintf(buf + pos, bufsz - pos, |
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"%02x", (val >> (8 * (3 - offset))) & 0xff); |
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else |
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pos += scnprintf(buf + pos, bufsz - pos, |
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"%02x ", (val >> (8 * offset)) & 0xff); |
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/* if all bytes processed, read the next u32 from sram */ |
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if (++offset == 4) { |
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sram += 4; |
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offset = 0; |
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val = iwl_trans_read_mem32(priv->trans, sram); |
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} |
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/* put in extra spaces and split lines for human readability */ |
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if (++i == 16) { |
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i = 0; |
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pos += scnprintf(buf + pos, bufsz - pos, "\n"); |
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} else if (!(i & 7)) { |
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pos += scnprintf(buf + pos, bufsz - pos, " "); |
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} else if (!(i & 3)) { |
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pos += scnprintf(buf + pos, bufsz - pos, " "); |
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} |
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} |
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if (i) |
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pos += scnprintf(buf + pos, bufsz - pos, "\n"); |
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ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
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kfree(buf); |
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return ret; |
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} |
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static ssize_t iwl_dbgfs_sram_write(struct file *file, |
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const char __user *user_buf, |
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size_t count, loff_t *ppos) |
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{ |
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struct iwl_priv *priv = file->private_data; |
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char buf[64]; |
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int buf_size; |
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u32 offset, len; |
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memset(buf, 0, sizeof(buf)); |
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buf_size = min(count, sizeof(buf) - 1); |
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if (copy_from_user(buf, user_buf, buf_size)) |
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return -EFAULT; |
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if (sscanf(buf, "%x,%x", &offset, &len) == 2) { |
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priv->dbgfs_sram_offset = offset; |
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priv->dbgfs_sram_len = len; |
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} else if (sscanf(buf, "%x", &offset) == 1) { |
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priv->dbgfs_sram_offset = offset; |
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priv->dbgfs_sram_len = -4; |
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} else { |
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priv->dbgfs_sram_offset = 0; |
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priv->dbgfs_sram_len = 0; |
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} |
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return count; |
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} |
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static ssize_t iwl_dbgfs_wowlan_sram_read(struct file *file, |
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char __user *user_buf, |
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size_t count, loff_t *ppos) |
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{ |
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struct iwl_priv *priv = file->private_data; |
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const struct fw_img *img = &priv->fw->img[IWL_UCODE_WOWLAN]; |
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if (!priv->wowlan_sram) |
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return -ENODATA; |
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return simple_read_from_buffer(user_buf, count, ppos, |
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priv->wowlan_sram, |
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img->sec[IWL_UCODE_SECTION_DATA].len); |
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} |
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static ssize_t iwl_dbgfs_stations_read(struct file *file, char __user *user_buf, |
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size_t count, loff_t *ppos) |
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{ |
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struct iwl_priv *priv = file->private_data; |
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struct iwl_station_entry *station; |
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struct iwl_tid_data *tid_data; |
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char *buf; |
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int i, j, pos = 0; |
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ssize_t ret; |
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/* Add 30 for initial string */ |
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const size_t bufsz = 30 + sizeof(char) * 500 * (priv->num_stations); |
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buf = kmalloc(bufsz, GFP_KERNEL); |
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if (!buf) |
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return -ENOMEM; |
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pos += scnprintf(buf + pos, bufsz - pos, "num of stations: %d\n\n", |
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priv->num_stations); |
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for (i = 0; i < IWLAGN_STATION_COUNT; i++) { |
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station = &priv->stations[i]; |
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if (!station->used) |
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continue; |
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pos += scnprintf(buf + pos, bufsz - pos, |
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"station %d - addr: %pM, flags: %#x\n", |
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i, station->sta.sta.addr, |
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station->sta.station_flags_msk); |
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pos += scnprintf(buf + pos, bufsz - pos, |
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"TID seqno next_rclmd " |
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"rate_n_flags state txq\n"); |
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for (j = 0; j < IWL_MAX_TID_COUNT; j++) { |
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tid_data = &priv->tid_data[i][j]; |
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pos += scnprintf(buf + pos, bufsz - pos, |
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"%d: 0x%.4x 0x%.4x 0x%.8x " |
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"%d %.2d", |
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j, tid_data->seq_number, |
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tid_data->next_reclaimed, |
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tid_data->agg.rate_n_flags, |
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tid_data->agg.state, |
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tid_data->agg.txq_id); |
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if (tid_data->agg.wait_for_ba) |
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pos += scnprintf(buf + pos, bufsz - pos, |
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" - waitforba"); |
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pos += scnprintf(buf + pos, bufsz - pos, "\n"); |
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} |
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pos += scnprintf(buf + pos, bufsz - pos, "\n"); |
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} |
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ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
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kfree(buf); |
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return ret; |
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} |
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static ssize_t iwl_dbgfs_nvm_read(struct file *file, |
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char __user *user_buf, |
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size_t count, |
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loff_t *ppos) |
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{ |
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ssize_t ret; |
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struct iwl_priv *priv = file->private_data; |
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int pos = 0, ofs = 0, buf_size = 0; |
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const u8 *ptr; |
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char *buf; |
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u16 nvm_ver; |
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size_t eeprom_len = priv->eeprom_blob_size; |
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buf_size = 4 * eeprom_len + 256; |
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if (eeprom_len % 16) |
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return -ENODATA; |
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ptr = priv->eeprom_blob; |
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if (!ptr) |
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return -ENOMEM; |
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/* 4 characters for byte 0xYY */ |
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buf = kzalloc(buf_size, GFP_KERNEL); |
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if (!buf) |
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return -ENOMEM; |
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nvm_ver = priv->nvm_data->nvm_version; |
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pos += scnprintf(buf + pos, buf_size - pos, |
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"NVM version: 0x%x\n", nvm_ver); |
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for (ofs = 0 ; ofs < eeprom_len ; ofs += 16) { |
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pos += scnprintf(buf + pos, buf_size - pos, "0x%.4x %16ph\n", |
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ofs, ptr + ofs); |
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} |
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ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
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kfree(buf); |
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return ret; |
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} |
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static ssize_t iwl_dbgfs_channels_read(struct file *file, char __user *user_buf, |
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size_t count, loff_t *ppos) |
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{ |
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struct iwl_priv *priv = file->private_data; |
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struct ieee80211_channel *channels = NULL; |
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const struct ieee80211_supported_band *supp_band = NULL; |
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int pos = 0, i, bufsz = PAGE_SIZE; |
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char *buf; |
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ssize_t ret; |
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buf = kzalloc(bufsz, GFP_KERNEL); |
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if (!buf) |
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return -ENOMEM; |
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supp_band = iwl_get_hw_mode(priv, NL80211_BAND_2GHZ); |
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if (supp_band) { |
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channels = supp_band->channels; |
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pos += scnprintf(buf + pos, bufsz - pos, |
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"Displaying %d channels in 2.4GHz band 802.11bg):\n", |
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supp_band->n_channels); |
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for (i = 0; i < supp_band->n_channels; i++) |
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pos += scnprintf(buf + pos, bufsz - pos, |
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"%d: %ddBm: BSS%s%s, %s.\n", |
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channels[i].hw_value, |
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channels[i].max_power, |
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channels[i].flags & IEEE80211_CHAN_RADAR ? |
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" (IEEE 802.11h required)" : "", |
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((channels[i].flags & IEEE80211_CHAN_NO_IR) |
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|| (channels[i].flags & |
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IEEE80211_CHAN_RADAR)) ? "" : |
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", IBSS", |
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channels[i].flags & |
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IEEE80211_CHAN_NO_IR ? |
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"passive only" : "active/passive"); |
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} |
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supp_band = iwl_get_hw_mode(priv, NL80211_BAND_5GHZ); |
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if (supp_band) { |
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channels = supp_band->channels; |
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pos += scnprintf(buf + pos, bufsz - pos, |
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"Displaying %d channels in 5.2GHz band (802.11a)\n", |
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supp_band->n_channels); |
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for (i = 0; i < supp_band->n_channels; i++) |
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pos += scnprintf(buf + pos, bufsz - pos, |
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"%d: %ddBm: BSS%s%s, %s.\n", |
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channels[i].hw_value, |
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channels[i].max_power, |
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channels[i].flags & IEEE80211_CHAN_RADAR ? |
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" (IEEE 802.11h required)" : "", |
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((channels[i].flags & IEEE80211_CHAN_NO_IR) |
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|| (channels[i].flags & |
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IEEE80211_CHAN_RADAR)) ? "" : |
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", IBSS", |
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channels[i].flags & |
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IEEE80211_CHAN_NO_IR ? |
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"passive only" : "active/passive"); |
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} |
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ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
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kfree(buf); |
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return ret; |
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} |
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static ssize_t iwl_dbgfs_status_read(struct file *file, |
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char __user *user_buf, |
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size_t count, loff_t *ppos) { |
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struct iwl_priv *priv = file->private_data; |
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char buf[512]; |
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int pos = 0; |
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const size_t bufsz = sizeof(buf); |
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pos += scnprintf(buf + pos, bufsz - pos, "STATUS_RF_KILL_HW:\t %d\n", |
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test_bit(STATUS_RF_KILL_HW, &priv->status)); |
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pos += scnprintf(buf + pos, bufsz - pos, "STATUS_CT_KILL:\t\t %d\n", |
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test_bit(STATUS_CT_KILL, &priv->status)); |
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pos += scnprintf(buf + pos, bufsz - pos, "STATUS_ALIVE:\t\t %d\n", |
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test_bit(STATUS_ALIVE, &priv->status)); |
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pos += scnprintf(buf + pos, bufsz - pos, "STATUS_READY:\t\t %d\n", |
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test_bit(STATUS_READY, &priv->status)); |
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pos += scnprintf(buf + pos, bufsz - pos, "STATUS_EXIT_PENDING:\t %d\n", |
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test_bit(STATUS_EXIT_PENDING, &priv->status)); |
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pos += scnprintf(buf + pos, bufsz - pos, "STATUS_STATISTICS:\t %d\n", |
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test_bit(STATUS_STATISTICS, &priv->status)); |
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pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCANNING:\t %d\n", |
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test_bit(STATUS_SCANNING, &priv->status)); |
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pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCAN_ABORTING:\t %d\n", |
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test_bit(STATUS_SCAN_ABORTING, &priv->status)); |
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pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCAN_HW:\t\t %d\n", |
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test_bit(STATUS_SCAN_HW, &priv->status)); |
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pos += scnprintf(buf + pos, bufsz - pos, "STATUS_POWER_PMI:\t %d\n", |
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test_bit(STATUS_POWER_PMI, &priv->status)); |
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pos += scnprintf(buf + pos, bufsz - pos, "STATUS_FW_ERROR:\t %d\n", |
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test_bit(STATUS_FW_ERROR, &priv->status)); |
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return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
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} |
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static ssize_t iwl_dbgfs_rx_handlers_read(struct file *file, |
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char __user *user_buf, |
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size_t count, loff_t *ppos) { |
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struct iwl_priv *priv = file->private_data; |
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int pos = 0; |
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int cnt = 0; |
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char *buf; |
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int bufsz = 24 * 64; /* 24 items * 64 char per item */ |
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ssize_t ret; |
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buf = kzalloc(bufsz, GFP_KERNEL); |
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if (!buf) |
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return -ENOMEM; |
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for (cnt = 0; cnt < REPLY_MAX; cnt++) { |
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if (priv->rx_handlers_stats[cnt] > 0) |
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pos += scnprintf(buf + pos, bufsz - pos, |
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"\tRx handler[%36s]:\t\t %u\n", |
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iwl_get_cmd_string(priv->trans, (u32)cnt), |
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priv->rx_handlers_stats[cnt]); |
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} |
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ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
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kfree(buf); |
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return ret; |
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} |
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static ssize_t iwl_dbgfs_rx_handlers_write(struct file *file, |
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const char __user *user_buf, |
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size_t count, loff_t *ppos) |
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{ |
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struct iwl_priv *priv = file->private_data; |
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|
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char buf[8]; |
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int buf_size; |
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u32 reset_flag; |
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|
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memset(buf, 0, sizeof(buf)); |
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buf_size = min(count, sizeof(buf) - 1); |
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if (copy_from_user(buf, user_buf, buf_size)) |
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return -EFAULT; |
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if (sscanf(buf, "%x", &reset_flag) != 1) |
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return -EFAULT; |
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if (reset_flag == 0) |
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memset(&priv->rx_handlers_stats[0], 0, |
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sizeof(priv->rx_handlers_stats)); |
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|
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return count; |
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} |
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|
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static ssize_t iwl_dbgfs_qos_read(struct file *file, char __user *user_buf, |
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size_t count, loff_t *ppos) |
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{ |
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struct iwl_priv *priv = file->private_data; |
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struct iwl_rxon_context *ctx; |
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int pos = 0, i; |
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char buf[256 * NUM_IWL_RXON_CTX]; |
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const size_t bufsz = sizeof(buf); |
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|
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for_each_context(priv, ctx) { |
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pos += scnprintf(buf + pos, bufsz - pos, "context %d:\n", |
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ctx->ctxid); |
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for (i = 0; i < AC_NUM; i++) { |
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pos += scnprintf(buf + pos, bufsz - pos, |
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"\tcw_min\tcw_max\taifsn\ttxop\n"); |
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pos += scnprintf(buf + pos, bufsz - pos, |
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"AC[%d]\t%u\t%u\t%u\t%u\n", i, |
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ctx->qos_data.def_qos_parm.ac[i].cw_min, |
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ctx->qos_data.def_qos_parm.ac[i].cw_max, |
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ctx->qos_data.def_qos_parm.ac[i].aifsn, |
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ctx->qos_data.def_qos_parm.ac[i].edca_txop); |
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} |
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pos += scnprintf(buf + pos, bufsz - pos, "\n"); |
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} |
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return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
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} |
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|
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static ssize_t iwl_dbgfs_thermal_throttling_read(struct file *file, |
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char __user *user_buf, |
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size_t count, loff_t *ppos) |
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{ |
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struct iwl_priv *priv = file->private_data; |
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struct iwl_tt_mgmt *tt = &priv->thermal_throttle; |
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struct iwl_tt_restriction *restriction; |
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char buf[100]; |
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int pos = 0; |
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const size_t bufsz = sizeof(buf); |
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|
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pos += scnprintf(buf + pos, bufsz - pos, |
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"Thermal Throttling Mode: %s\n", |
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tt->advanced_tt ? "Advance" : "Legacy"); |
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pos += scnprintf(buf + pos, bufsz - pos, |
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"Thermal Throttling State: %d\n", |
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tt->state); |
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if (tt->advanced_tt) { |
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restriction = tt->restriction + tt->state; |
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pos += scnprintf(buf + pos, bufsz - pos, |
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"Tx mode: %d\n", |
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restriction->tx_stream); |
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pos += scnprintf(buf + pos, bufsz - pos, |
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"Rx mode: %d\n", |
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restriction->rx_stream); |
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pos += scnprintf(buf + pos, bufsz - pos, |
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"HT mode: %d\n", |
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restriction->is_ht); |
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} |
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return simple_read_from_buffer(user_buf, count, ppos, buf, pos); |
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} |
|
|
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static ssize_t iwl_dbgfs_disable_ht40_write(struct file *file, |
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const char __user *user_buf, |
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size_t count, loff_t *ppos) |
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{ |
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struct iwl_priv *priv = file->private_data; |
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char buf[8]; |
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int buf_size; |
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int ht40; |
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|
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memset(buf, 0, sizeof(buf)); |
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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); |
|
|
|
#define fmt_value " %-30s %10u\n" |
|
#define fmt_hex " %-30s 0x%02X\n" |
|
#define fmt_table " %-30s %10u %10u %10u %10u\n" |
|
#define 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, "%u", &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 fw_restart = iwlwifi_mod_params.fw_restart; |
|
int __maybe_unused ret; |
|
|
|
iwlwifi_mod_params.fw_restart = 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.fw_restart = fw_restart; |
|
|
|
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 |
|
* |
|
*/ |
|
void 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); |
|
dir_rf = debugfs_create_dir("rf", dbgfs_dir); |
|
dir_debug = debugfs_create_dir("debug", dbgfs_dir); |
|
|
|
DEBUGFS_ADD_FILE(nvm, dir_data, 0400); |
|
DEBUGFS_ADD_FILE(sram, dir_data, 0600); |
|
DEBUGFS_ADD_FILE(wowlan_sram, dir_data, 0400); |
|
DEBUGFS_ADD_FILE(stations, dir_data, 0400); |
|
DEBUGFS_ADD_FILE(channels, dir_data, 0400); |
|
DEBUGFS_ADD_FILE(status, dir_data, 0400); |
|
DEBUGFS_ADD_FILE(rx_handlers, dir_data, 0600); |
|
DEBUGFS_ADD_FILE(qos, dir_data, 0400); |
|
DEBUGFS_ADD_FILE(sleep_level_override, dir_data, 0600); |
|
DEBUGFS_ADD_FILE(current_sleep_command, dir_data, 0400); |
|
DEBUGFS_ADD_FILE(thermal_throttling, dir_data, 0400); |
|
DEBUGFS_ADD_FILE(disable_ht40, dir_data, 0600); |
|
DEBUGFS_ADD_FILE(temperature, dir_data, 0400); |
|
|
|
DEBUGFS_ADD_FILE(power_save_status, dir_debug, 0400); |
|
DEBUGFS_ADD_FILE(clear_ucode_statistics, dir_debug, 0200); |
|
DEBUGFS_ADD_FILE(missed_beacon, dir_debug, 0200); |
|
DEBUGFS_ADD_FILE(plcp_delta, dir_debug, 0600); |
|
DEBUGFS_ADD_FILE(rf_reset, dir_debug, 0600); |
|
DEBUGFS_ADD_FILE(ucode_rx_stats, dir_debug, 0400); |
|
DEBUGFS_ADD_FILE(ucode_tx_stats, dir_debug, 0400); |
|
DEBUGFS_ADD_FILE(ucode_general_stats, dir_debug, 0400); |
|
DEBUGFS_ADD_FILE(txfifo_flush, dir_debug, 0200); |
|
DEBUGFS_ADD_FILE(protection_mode, dir_debug, 0600); |
|
DEBUGFS_ADD_FILE(sensitivity, dir_debug, 0400); |
|
DEBUGFS_ADD_FILE(chain_noise, dir_debug, 0400); |
|
DEBUGFS_ADD_FILE(ucode_tracing, dir_debug, 0600); |
|
DEBUGFS_ADD_FILE(ucode_bt_stats, dir_debug, 0400); |
|
DEBUGFS_ADD_FILE(reply_tx_error, dir_debug, 0400); |
|
DEBUGFS_ADD_FILE(rxon_flags, dir_debug, 0200); |
|
DEBUGFS_ADD_FILE(rxon_filter_flags, dir_debug, 0200); |
|
DEBUGFS_ADD_FILE(echo_test, dir_debug, 0200); |
|
DEBUGFS_ADD_FILE(fw_restart, dir_debug, 0200); |
|
#ifdef CONFIG_IWLWIFI_DEBUG |
|
DEBUGFS_ADD_FILE(log_event, dir_debug, 0600); |
|
#endif |
|
|
|
if (iwl_advanced_bt_coexist(priv)) |
|
DEBUGFS_ADD_FILE(bt_traffic, dir_debug, 0400); |
|
|
|
/* Calibrations disabled/enabled status*/ |
|
DEBUGFS_ADD_FILE(calib_disabled, dir_rf, 0600); |
|
|
|
/* |
|
* 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; |
|
|
|
dev_dir = dbgfs_dir->d_parent; |
|
mac80211_dir = priv->hw->wiphy->debugfsdir; |
|
|
|
snprintf(buf, 100, "../../%pd2", dev_dir); |
|
|
|
debugfs_create_symlink("iwlwifi", mac80211_dir, buf); |
|
} |
|
}
|
|
|