5f05647dd8
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6: (1699 commits) bnx2/bnx2x: Unsupported Ethtool operations should return -EINVAL. vlan: Calling vlan_hwaccel_do_receive() is always valid. tproxy: use the interface primary IP address as a default value for --on-ip tproxy: added IPv6 support to the socket match cxgb3: function namespace cleanup tproxy: added IPv6 support to the TPROXY target tproxy: added IPv6 socket lookup function to nf_tproxy_core be2net: Changes to use only priority codes allowed by f/w tproxy: allow non-local binds of IPv6 sockets if IP_TRANSPARENT is enabled tproxy: added tproxy sockopt interface in the IPV6 layer tproxy: added udp6_lib_lookup function tproxy: added const specifiers to udp lookup functions tproxy: split off ipv6 defragmentation to a separate module l2tp: small cleanup nf_nat: restrict ICMP translation for embedded header can: mcp251x: fix generation of error frames can: mcp251x: fix endless loop in interrupt handler if CANINTF_MERRF is set can-raw: add msg_flags to distinguish local traffic 9p: client code cleanup rds: make local functions/variables static ... Fix up conflicts in net/core/dev.c, drivers/net/pcmcia/smc91c92_cs.c and drivers/net/wireless/ath/ath9k/debug.c as per David
1805 lines
53 KiB
C
1805 lines
53 KiB
C
/******************************************************************************
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*
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* GPL LICENSE SUMMARY
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*
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* Copyright(c) 2008 - 2010 Intel Corporation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of version 2 of the GNU General Public License as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
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* USA
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*
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* The full GNU General Public License is included in this distribution
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* in the file called LICENSE.GPL.
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*
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* Contact Information:
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* Intel Linux Wireless <ilw@linux.intel.com>
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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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#include "iwl-dev.h"
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#include "iwl-debug.h"
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#include "iwl-core.h"
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#include "iwl-io.h"
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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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if (!debugfs_create_file(#name, mode, parent, priv, \
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&iwl_dbgfs_##name##_ops)) \
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goto err; \
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} while (0)
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#define DEBUGFS_ADD_BOOL(name, parent, ptr) do { \
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struct dentry *__tmp; \
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__tmp = debugfs_create_bool(#name, S_IWUSR | S_IRUSR, \
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parent, ptr); \
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if (IS_ERR(__tmp) || !__tmp) \
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goto err; \
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} while (0)
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#define DEBUGFS_ADD_X32(name, parent, ptr) do { \
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struct dentry *__tmp; \
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__tmp = debugfs_create_x32(#name, S_IWUSR | S_IRUSR, \
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parent, ptr); \
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if (IS_ERR(__tmp) || !__tmp) \
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goto err; \
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} while (0)
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/* file operation */
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#define DEBUGFS_READ_FUNC(name) \
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static ssize_t iwl_dbgfs_##name##_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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#define DEBUGFS_WRITE_FUNC(name) \
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static ssize_t iwl_dbgfs_##name##_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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static int iwl_dbgfs_open_file_generic(struct inode *inode, struct file *file)
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{
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file->private_data = inode->i_private;
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return 0;
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}
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#define DEBUGFS_READ_FILE_OPS(name) \
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DEBUGFS_READ_FUNC(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 = iwl_dbgfs_open_file_generic, \
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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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DEBUGFS_WRITE_FUNC(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 = iwl_dbgfs_open_file_generic, \
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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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DEBUGFS_READ_FUNC(name); \
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DEBUGFS_WRITE_FUNC(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 = iwl_dbgfs_open_file_generic, \
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.llseek = generic_file_llseek, \
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};
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static ssize_t iwl_dbgfs_tx_statistics_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;
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int pos = 0;
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int cnt;
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ssize_t ret;
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const size_t bufsz = 100 +
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sizeof(char) * 50 * (MANAGEMENT_MAX + CONTROL_MAX);
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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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pos += scnprintf(buf + pos, bufsz - pos, "Management:\n");
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for (cnt = 0; cnt < MANAGEMENT_MAX; cnt++) {
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pos += scnprintf(buf + pos, bufsz - pos,
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"\t%25s\t\t: %u\n",
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get_mgmt_string(cnt),
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priv->tx_stats.mgmt[cnt]);
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}
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pos += scnprintf(buf + pos, bufsz - pos, "Control\n");
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for (cnt = 0; cnt < CONTROL_MAX; cnt++) {
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pos += scnprintf(buf + pos, bufsz - pos,
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"\t%25s\t\t: %u\n",
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get_ctrl_string(cnt),
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priv->tx_stats.ctrl[cnt]);
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}
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pos += scnprintf(buf + pos, bufsz - pos, "Data:\n");
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pos += scnprintf(buf + pos, bufsz - pos, "\tcnt: %u\n",
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priv->tx_stats.data_cnt);
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pos += scnprintf(buf + pos, bufsz - pos, "\tbytes: %llu\n",
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priv->tx_stats.data_bytes);
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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_clear_traffic_statistics_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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u32 clear_flag;
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char buf[8];
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int buf_size;
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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", &clear_flag) != 1)
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return -EFAULT;
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iwl_clear_traffic_stats(priv);
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return count;
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}
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static ssize_t iwl_dbgfs_rx_statistics_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;
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int pos = 0;
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int cnt;
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ssize_t ret;
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const size_t bufsz = 100 +
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sizeof(char) * 50 * (MANAGEMENT_MAX + CONTROL_MAX);
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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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pos += scnprintf(buf + pos, bufsz - pos, "Management:\n");
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for (cnt = 0; cnt < MANAGEMENT_MAX; cnt++) {
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pos += scnprintf(buf + pos, bufsz - pos,
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"\t%25s\t\t: %u\n",
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get_mgmt_string(cnt),
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priv->rx_stats.mgmt[cnt]);
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}
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pos += scnprintf(buf + pos, bufsz - pos, "Control:\n");
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for (cnt = 0; cnt < CONTROL_MAX; cnt++) {
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pos += scnprintf(buf + pos, bufsz - pos,
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"\t%25s\t\t: %u\n",
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get_ctrl_string(cnt),
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priv->rx_stats.ctrl[cnt]);
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}
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pos += scnprintf(buf + pos, bufsz - pos, "Data:\n");
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pos += scnprintf(buf + pos, bufsz - pos, "\tcnt: %u\n",
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priv->rx_stats.data_cnt);
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pos += scnprintf(buf + pos, bufsz - pos, "\tbytes: %llu\n",
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priv->rx_stats.data_bytes);
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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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#define BYTE1_MASK 0x000000ff;
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#define BYTE2_MASK 0x0000ffff;
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#define BYTE3_MASK 0x00ffffff;
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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;
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char *buf;
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ssize_t ret;
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int i;
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int pos = 0;
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struct iwl_priv *priv = file->private_data;
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size_t bufsz;
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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_type == UCODE_INIT)
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priv->dbgfs_sram_len = priv->ucode_init_data.len;
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else
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priv->dbgfs_sram_len = priv->ucode_data.len;
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}
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bufsz = 30 + priv->dbgfs_sram_len * sizeof(char) * 10;
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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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priv->dbgfs_sram_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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for (i = priv->dbgfs_sram_len; i > 0; i -= 4) {
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val = iwl_read_targ_mem(priv, priv->dbgfs_sram_offset + \
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priv->dbgfs_sram_len - i);
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if (i < 4) {
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switch (i) {
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case 1:
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val &= BYTE1_MASK;
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break;
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case 2:
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val &= BYTE2_MASK;
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break;
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case 3:
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val &= BYTE3_MASK;
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break;
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}
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}
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if (!(i % 16))
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pos += scnprintf(buf + pos, bufsz - pos, "\n");
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pos += scnprintf(buf + pos, bufsz - pos, "0x%08x ", val);
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}
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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 {
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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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|
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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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int max_sta = priv->hw_params.max_stations;
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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 < max_sta; 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\tseq_num\ttxq_id\tframes\ttfds\t");
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pos += scnprintf(buf + pos, bufsz - pos,
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"start_idx\tbitmap\t\t\trate_n_flags\n");
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for (j = 0; j < MAX_TID_COUNT; j++) {
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pos += scnprintf(buf + pos, bufsz - pos,
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"%d:\t%#x\t%#x\t%u\t%u\t%u\t\t%#.16llx\t%#x",
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j, station->tid[j].seq_number,
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station->tid[j].agg.txq_id,
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station->tid[j].agg.frame_count,
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station->tid[j].tfds_in_queue,
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station->tid[j].agg.start_idx,
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station->tid[j].agg.bitmap,
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station->tid[j].agg.rate_n_flags);
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|
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if (station->tid[j].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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|
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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 eeprom_ver;
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size_t eeprom_len = priv->cfg->base_params->eeprom_size;
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buf_size = 4 * eeprom_len + 256;
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|
|
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if (eeprom_len % 16) {
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IWL_ERR(priv, "NVM size is not multiple of 16.\n");
|
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return -ENODATA;
|
|
}
|
|
|
|
ptr = priv->eeprom;
|
|
if (!ptr) {
|
|
IWL_ERR(priv, "Invalid EEPROM/OTP memory\n");
|
|
return -ENOMEM;
|
|
}
|
|
|
|
/* 4 characters for byte 0xYY */
|
|
buf = kzalloc(buf_size, GFP_KERNEL);
|
|
if (!buf) {
|
|
IWL_ERR(priv, "Can not allocate Buffer\n");
|
|
return -ENOMEM;
|
|
}
|
|
eeprom_ver = iwl_eeprom_query16(priv, EEPROM_VERSION);
|
|
pos += scnprintf(buf + pos, buf_size - pos, "NVM Type: %s, "
|
|
"version: 0x%x\n",
|
|
(priv->nvm_device_type == NVM_DEVICE_TYPE_OTP)
|
|
? "OTP" : "EEPROM", eeprom_ver);
|
|
for (ofs = 0 ; ofs < eeprom_len ; ofs += 16) {
|
|
pos += scnprintf(buf + pos, buf_size - pos, "0x%.4x ", ofs);
|
|
hex_dump_to_buffer(ptr + ofs, 16 , 16, 2, buf + pos,
|
|
buf_size - pos, 0);
|
|
pos += strlen(buf + pos);
|
|
if (buf_size - pos > 0)
|
|
buf[pos++] = '\n';
|
|
}
|
|
|
|
ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
|
|
kfree(buf);
|
|
return ret;
|
|
}
|
|
|
|
static ssize_t iwl_dbgfs_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;
|
|
int pos = 0;
|
|
ssize_t ret = -ENOMEM;
|
|
|
|
ret = pos = priv->cfg->ops->lib->dump_nic_event_log(
|
|
priv, true, &buf, true);
|
|
if (buf) {
|
|
ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
|
|
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;
|
|
|
|
memset(buf, 0, sizeof(buf));
|
|
buf_size = min(count, sizeof(buf) - 1);
|
|
if (copy_from_user(buf, user_buf, buf_size))
|
|
return -EFAULT;
|
|
if (sscanf(buf, "%d", &event_log_flag) != 1)
|
|
return -EFAULT;
|
|
if (event_log_flag == 1)
|
|
priv->cfg->ops->lib->dump_nic_event_log(priv, true,
|
|
NULL, false);
|
|
|
|
return count;
|
|
}
|
|
|
|
|
|
|
|
static ssize_t iwl_dbgfs_channels_read(struct file *file, char __user *user_buf,
|
|
size_t count, loff_t *ppos)
|
|
{
|
|
struct iwl_priv *priv = file->private_data;
|
|
struct ieee80211_channel *channels = NULL;
|
|
const struct ieee80211_supported_band *supp_band = NULL;
|
|
int pos = 0, i, bufsz = PAGE_SIZE;
|
|
char *buf;
|
|
ssize_t ret;
|
|
|
|
if (!test_bit(STATUS_GEO_CONFIGURED, &priv->status))
|
|
return -EAGAIN;
|
|
|
|
buf = kzalloc(bufsz, GFP_KERNEL);
|
|
if (!buf) {
|
|
IWL_ERR(priv, "Can not allocate Buffer\n");
|
|
return -ENOMEM;
|
|
}
|
|
|
|
supp_band = iwl_get_hw_mode(priv, IEEE80211_BAND_2GHZ);
|
|
if (supp_band) {
|
|
channels = supp_band->channels;
|
|
|
|
pos += scnprintf(buf + pos, bufsz - pos,
|
|
"Displaying %d channels in 2.4GHz band 802.11bg):\n",
|
|
supp_band->n_channels);
|
|
|
|
for (i = 0; i < supp_band->n_channels; i++)
|
|
pos += scnprintf(buf + pos, bufsz - pos,
|
|
"%d: %ddBm: BSS%s%s, %s.\n",
|
|
channels[i].hw_value,
|
|
channels[i].max_power,
|
|
channels[i].flags & IEEE80211_CHAN_RADAR ?
|
|
" (IEEE 802.11h required)" : "",
|
|
((channels[i].flags & IEEE80211_CHAN_NO_IBSS)
|
|
|| (channels[i].flags &
|
|
IEEE80211_CHAN_RADAR)) ? "" :
|
|
", IBSS",
|
|
channels[i].flags &
|
|
IEEE80211_CHAN_PASSIVE_SCAN ?
|
|
"passive only" : "active/passive");
|
|
}
|
|
supp_band = iwl_get_hw_mode(priv, IEEE80211_BAND_5GHZ);
|
|
if (supp_band) {
|
|
channels = supp_band->channels;
|
|
|
|
pos += scnprintf(buf + pos, bufsz - pos,
|
|
"Displaying %d channels in 5.2GHz band (802.11a)\n",
|
|
supp_band->n_channels);
|
|
|
|
for (i = 0; i < supp_band->n_channels; i++)
|
|
pos += scnprintf(buf + pos, bufsz - pos,
|
|
"%d: %ddBm: BSS%s%s, %s.\n",
|
|
channels[i].hw_value,
|
|
channels[i].max_power,
|
|
channels[i].flags & IEEE80211_CHAN_RADAR ?
|
|
" (IEEE 802.11h required)" : "",
|
|
((channels[i].flags & IEEE80211_CHAN_NO_IBSS)
|
|
|| (channels[i].flags &
|
|
IEEE80211_CHAN_RADAR)) ? "" :
|
|
", IBSS",
|
|
channels[i].flags &
|
|
IEEE80211_CHAN_PASSIVE_SCAN ?
|
|
"passive only" : "active/passive");
|
|
}
|
|
ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
|
|
kfree(buf);
|
|
return ret;
|
|
}
|
|
|
|
static ssize_t iwl_dbgfs_status_read(struct file *file,
|
|
char __user *user_buf,
|
|
size_t count, loff_t *ppos) {
|
|
|
|
struct iwl_priv *priv = file->private_data;
|
|
char buf[512];
|
|
int pos = 0;
|
|
const size_t bufsz = sizeof(buf);
|
|
|
|
pos += scnprintf(buf + pos, bufsz - pos, "STATUS_HCMD_ACTIVE:\t %d\n",
|
|
test_bit(STATUS_HCMD_ACTIVE, &priv->status));
|
|
pos += scnprintf(buf + pos, bufsz - pos, "STATUS_INT_ENABLED:\t %d\n",
|
|
test_bit(STATUS_INT_ENABLED, &priv->status));
|
|
pos += scnprintf(buf + pos, bufsz - pos, "STATUS_RF_KILL_HW:\t %d\n",
|
|
test_bit(STATUS_RF_KILL_HW, &priv->status));
|
|
pos += scnprintf(buf + pos, bufsz - pos, "STATUS_CT_KILL:\t\t %d\n",
|
|
test_bit(STATUS_CT_KILL, &priv->status));
|
|
pos += scnprintf(buf + pos, bufsz - pos, "STATUS_INIT:\t\t %d\n",
|
|
test_bit(STATUS_INIT, &priv->status));
|
|
pos += scnprintf(buf + pos, bufsz - pos, "STATUS_ALIVE:\t\t %d\n",
|
|
test_bit(STATUS_ALIVE, &priv->status));
|
|
pos += scnprintf(buf + pos, bufsz - pos, "STATUS_READY:\t\t %d\n",
|
|
test_bit(STATUS_READY, &priv->status));
|
|
pos += scnprintf(buf + pos, bufsz - pos, "STATUS_TEMPERATURE:\t %d\n",
|
|
test_bit(STATUS_TEMPERATURE, &priv->status));
|
|
pos += scnprintf(buf + pos, bufsz - pos, "STATUS_GEO_CONFIGURED:\t %d\n",
|
|
test_bit(STATUS_GEO_CONFIGURED, &priv->status));
|
|
pos += scnprintf(buf + pos, bufsz - pos, "STATUS_EXIT_PENDING:\t %d\n",
|
|
test_bit(STATUS_EXIT_PENDING, &priv->status));
|
|
pos += scnprintf(buf + pos, bufsz - pos, "STATUS_STATISTICS:\t %d\n",
|
|
test_bit(STATUS_STATISTICS, &priv->status));
|
|
pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCANNING:\t %d\n",
|
|
test_bit(STATUS_SCANNING, &priv->status));
|
|
pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCAN_ABORTING:\t %d\n",
|
|
test_bit(STATUS_SCAN_ABORTING, &priv->status));
|
|
pos += scnprintf(buf + pos, bufsz - pos, "STATUS_SCAN_HW:\t\t %d\n",
|
|
test_bit(STATUS_SCAN_HW, &priv->status));
|
|
pos += scnprintf(buf + pos, bufsz - pos, "STATUS_POWER_PMI:\t %d\n",
|
|
test_bit(STATUS_POWER_PMI, &priv->status));
|
|
pos += scnprintf(buf + pos, bufsz - pos, "STATUS_FW_ERROR:\t %d\n",
|
|
test_bit(STATUS_FW_ERROR, &priv->status));
|
|
return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
|
|
}
|
|
|
|
static ssize_t iwl_dbgfs_interrupt_read(struct file *file,
|
|
char __user *user_buf,
|
|
size_t count, loff_t *ppos) {
|
|
|
|
struct iwl_priv *priv = file->private_data;
|
|
int pos = 0;
|
|
int cnt = 0;
|
|
char *buf;
|
|
int bufsz = 24 * 64; /* 24 items * 64 char per item */
|
|
ssize_t ret;
|
|
|
|
buf = kzalloc(bufsz, GFP_KERNEL);
|
|
if (!buf) {
|
|
IWL_ERR(priv, "Can not allocate Buffer\n");
|
|
return -ENOMEM;
|
|
}
|
|
|
|
pos += scnprintf(buf + pos, bufsz - pos,
|
|
"Interrupt Statistics Report:\n");
|
|
|
|
pos += scnprintf(buf + pos, bufsz - pos, "HW Error:\t\t\t %u\n",
|
|
priv->isr_stats.hw);
|
|
pos += scnprintf(buf + pos, bufsz - pos, "SW Error:\t\t\t %u\n",
|
|
priv->isr_stats.sw);
|
|
if (priv->isr_stats.sw || priv->isr_stats.hw) {
|
|
pos += scnprintf(buf + pos, bufsz - pos,
|
|
"\tLast Restarting Code: 0x%X\n",
|
|
priv->isr_stats.err_code);
|
|
}
|
|
#ifdef CONFIG_IWLWIFI_DEBUG
|
|
pos += scnprintf(buf + pos, bufsz - pos, "Frame transmitted:\t\t %u\n",
|
|
priv->isr_stats.sch);
|
|
pos += scnprintf(buf + pos, bufsz - pos, "Alive interrupt:\t\t %u\n",
|
|
priv->isr_stats.alive);
|
|
#endif
|
|
pos += scnprintf(buf + pos, bufsz - pos,
|
|
"HW RF KILL switch toggled:\t %u\n",
|
|
priv->isr_stats.rfkill);
|
|
|
|
pos += scnprintf(buf + pos, bufsz - pos, "CT KILL:\t\t\t %u\n",
|
|
priv->isr_stats.ctkill);
|
|
|
|
pos += scnprintf(buf + pos, bufsz - pos, "Wakeup Interrupt:\t\t %u\n",
|
|
priv->isr_stats.wakeup);
|
|
|
|
pos += scnprintf(buf + pos, bufsz - pos,
|
|
"Rx command responses:\t\t %u\n",
|
|
priv->isr_stats.rx);
|
|
for (cnt = 0; cnt < REPLY_MAX; cnt++) {
|
|
if (priv->isr_stats.rx_handlers[cnt] > 0)
|
|
pos += scnprintf(buf + pos, bufsz - pos,
|
|
"\tRx handler[%36s]:\t\t %u\n",
|
|
get_cmd_string(cnt),
|
|
priv->isr_stats.rx_handlers[cnt]);
|
|
}
|
|
|
|
pos += scnprintf(buf + pos, bufsz - pos, "Tx/FH interrupt:\t\t %u\n",
|
|
priv->isr_stats.tx);
|
|
|
|
pos += scnprintf(buf + pos, bufsz - pos, "Unexpected INTA:\t\t %u\n",
|
|
priv->isr_stats.unhandled);
|
|
|
|
ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
|
|
kfree(buf);
|
|
return ret;
|
|
}
|
|
|
|
static ssize_t iwl_dbgfs_interrupt_write(struct file *file,
|
|
const char __user *user_buf,
|
|
size_t count, loff_t *ppos)
|
|
{
|
|
struct iwl_priv *priv = file->private_data;
|
|
char buf[8];
|
|
int buf_size;
|
|
u32 reset_flag;
|
|
|
|
memset(buf, 0, sizeof(buf));
|
|
buf_size = min(count, sizeof(buf) - 1);
|
|
if (copy_from_user(buf, user_buf, buf_size))
|
|
return -EFAULT;
|
|
if (sscanf(buf, "%x", &reset_flag) != 1)
|
|
return -EFAULT;
|
|
if (reset_flag == 0)
|
|
iwl_clear_isr_stats(priv);
|
|
|
|
return count;
|
|
}
|
|
|
|
static ssize_t iwl_dbgfs_qos_read(struct file *file, char __user *user_buf,
|
|
size_t count, loff_t *ppos)
|
|
{
|
|
struct iwl_priv *priv = file->private_data;
|
|
struct iwl_rxon_context *ctx;
|
|
int pos = 0, i;
|
|
char buf[256 * NUM_IWL_RXON_CTX];
|
|
const size_t bufsz = sizeof(buf);
|
|
|
|
for_each_context(priv, ctx) {
|
|
pos += scnprintf(buf + pos, bufsz - pos, "context %d:\n",
|
|
ctx->ctxid);
|
|
for (i = 0; i < AC_NUM; i++) {
|
|
pos += scnprintf(buf + pos, bufsz - pos,
|
|
"\tcw_min\tcw_max\taifsn\ttxop\n");
|
|
pos += scnprintf(buf + pos, bufsz - pos,
|
|
"AC[%d]\t%u\t%u\t%u\t%u\n", i,
|
|
ctx->qos_data.def_qos_parm.ac[i].cw_min,
|
|
ctx->qos_data.def_qos_parm.ac[i].cw_max,
|
|
ctx->qos_data.def_qos_parm.ac[i].aifsn,
|
|
ctx->qos_data.def_qos_parm.ac[i].edca_txop);
|
|
}
|
|
pos += scnprintf(buf + pos, bufsz - pos, "\n");
|
|
}
|
|
return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
|
|
}
|
|
|
|
static ssize_t iwl_dbgfs_led_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[256];
|
|
const size_t bufsz = sizeof(buf);
|
|
|
|
pos += scnprintf(buf + pos, bufsz - pos,
|
|
"allow blinking: %s\n",
|
|
(priv->allow_blinking) ? "True" : "False");
|
|
if (priv->allow_blinking) {
|
|
pos += scnprintf(buf + pos, bufsz - pos,
|
|
"Led blinking rate: %u\n",
|
|
priv->last_blink_rate);
|
|
pos += scnprintf(buf + pos, bufsz - pos,
|
|
"Last blink time: %lu\n",
|
|
priv->last_blink_time);
|
|
}
|
|
|
|
return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
|
|
}
|
|
|
|
static ssize_t iwl_dbgfs_thermal_throttling_read(struct file *file,
|
|
char __user *user_buf,
|
|
size_t count, loff_t *ppos)
|
|
{
|
|
struct iwl_priv *priv = file->private_data;
|
|
struct iwl_tt_mgmt *tt = &priv->thermal_throttle;
|
|
struct iwl_tt_restriction *restriction;
|
|
char buf[100];
|
|
int pos = 0;
|
|
const size_t bufsz = sizeof(buf);
|
|
|
|
pos += scnprintf(buf + pos, bufsz - pos,
|
|
"Thermal Throttling Mode: %s\n",
|
|
tt->advanced_tt ? "Advance" : "Legacy");
|
|
pos += scnprintf(buf + pos, bufsz - pos,
|
|
"Thermal Throttling State: %d\n",
|
|
tt->state);
|
|
if (tt->advanced_tt) {
|
|
restriction = tt->restriction + tt->state;
|
|
pos += scnprintf(buf + pos, bufsz - pos,
|
|
"Tx mode: %d\n",
|
|
restriction->tx_stream);
|
|
pos += scnprintf(buf + pos, bufsz - pos,
|
|
"Rx mode: %d\n",
|
|
restriction->rx_stream);
|
|
pos += scnprintf(buf + pos, bufsz - pos,
|
|
"HT mode: %d\n",
|
|
restriction->is_ht);
|
|
}
|
|
return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
|
|
}
|
|
|
|
static ssize_t iwl_dbgfs_disable_ht40_write(struct file *file,
|
|
const char __user *user_buf,
|
|
size_t count, loff_t *ppos)
|
|
{
|
|
struct iwl_priv *priv = file->private_data;
|
|
char buf[8];
|
|
int buf_size;
|
|
int ht40;
|
|
|
|
memset(buf, 0, sizeof(buf));
|
|
buf_size = min(count, sizeof(buf) - 1);
|
|
if (copy_from_user(buf, user_buf, buf_size))
|
|
return -EFAULT;
|
|
if (sscanf(buf, "%d", &ht40) != 1)
|
|
return -EFAULT;
|
|
if (!iwl_is_any_associated(priv))
|
|
priv->disable_ht40 = ht40 ? true : false;
|
|
else {
|
|
IWL_ERR(priv, "Sta associated with AP - "
|
|
"Change to 40MHz channel support is not allowed\n");
|
|
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_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_WRITE_FILE_OPS(log_event);
|
|
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(interrupt);
|
|
DEBUGFS_READ_FILE_OPS(qos);
|
|
DEBUGFS_READ_FILE_OPS(led);
|
|
DEBUGFS_READ_FILE_OPS(thermal_throttling);
|
|
DEBUGFS_READ_WRITE_FILE_OPS(disable_ht40);
|
|
DEBUGFS_READ_WRITE_FILE_OPS(sleep_level_override);
|
|
DEBUGFS_READ_FILE_OPS(current_sleep_command);
|
|
|
|
static ssize_t iwl_dbgfs_traffic_log_read(struct file *file,
|
|
char __user *user_buf,
|
|
size_t count, loff_t *ppos)
|
|
{
|
|
struct iwl_priv *priv = file->private_data;
|
|
int pos = 0, ofs = 0;
|
|
int cnt = 0, entry;
|
|
struct iwl_tx_queue *txq;
|
|
struct iwl_queue *q;
|
|
struct iwl_rx_queue *rxq = &priv->rxq;
|
|
char *buf;
|
|
int bufsz = ((IWL_TRAFFIC_ENTRIES * IWL_TRAFFIC_ENTRY_SIZE * 64) * 2) +
|
|
(priv->cfg->base_params->num_of_queues * 32 * 8) + 400;
|
|
const u8 *ptr;
|
|
ssize_t ret;
|
|
|
|
if (!priv->txq) {
|
|
IWL_ERR(priv, "txq not ready\n");
|
|
return -EAGAIN;
|
|
}
|
|
buf = kzalloc(bufsz, GFP_KERNEL);
|
|
if (!buf) {
|
|
IWL_ERR(priv, "Can not allocate buffer\n");
|
|
return -ENOMEM;
|
|
}
|
|
pos += scnprintf(buf + pos, bufsz - pos, "Tx Queue\n");
|
|
for (cnt = 0; cnt < priv->hw_params.max_txq_num; cnt++) {
|
|
txq = &priv->txq[cnt];
|
|
q = &txq->q;
|
|
pos += scnprintf(buf + pos, bufsz - pos,
|
|
"q[%d]: read_ptr: %u, write_ptr: %u\n",
|
|
cnt, q->read_ptr, q->write_ptr);
|
|
}
|
|
if (priv->tx_traffic && (iwl_debug_level & IWL_DL_TX)) {
|
|
ptr = priv->tx_traffic;
|
|
pos += scnprintf(buf + pos, bufsz - pos,
|
|
"Tx Traffic idx: %u\n", priv->tx_traffic_idx);
|
|
for (cnt = 0, ofs = 0; cnt < IWL_TRAFFIC_ENTRIES; cnt++) {
|
|
for (entry = 0; entry < IWL_TRAFFIC_ENTRY_SIZE / 16;
|
|
entry++, ofs += 16) {
|
|
pos += scnprintf(buf + pos, bufsz - pos,
|
|
"0x%.4x ", ofs);
|
|
hex_dump_to_buffer(ptr + ofs, 16, 16, 2,
|
|
buf + pos, bufsz - pos, 0);
|
|
pos += strlen(buf + pos);
|
|
if (bufsz - pos > 0)
|
|
buf[pos++] = '\n';
|
|
}
|
|
}
|
|
}
|
|
|
|
pos += scnprintf(buf + pos, bufsz - pos, "Rx Queue\n");
|
|
pos += scnprintf(buf + pos, bufsz - pos,
|
|
"read: %u, write: %u\n",
|
|
rxq->read, rxq->write);
|
|
|
|
if (priv->rx_traffic && (iwl_debug_level & IWL_DL_RX)) {
|
|
ptr = priv->rx_traffic;
|
|
pos += scnprintf(buf + pos, bufsz - pos,
|
|
"Rx Traffic idx: %u\n", priv->rx_traffic_idx);
|
|
for (cnt = 0, ofs = 0; cnt < IWL_TRAFFIC_ENTRIES; cnt++) {
|
|
for (entry = 0; entry < IWL_TRAFFIC_ENTRY_SIZE / 16;
|
|
entry++, ofs += 16) {
|
|
pos += scnprintf(buf + pos, bufsz - pos,
|
|
"0x%.4x ", ofs);
|
|
hex_dump_to_buffer(ptr + ofs, 16, 16, 2,
|
|
buf + pos, bufsz - pos, 0);
|
|
pos += strlen(buf + pos);
|
|
if (bufsz - pos > 0)
|
|
buf[pos++] = '\n';
|
|
}
|
|
}
|
|
}
|
|
|
|
ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
|
|
kfree(buf);
|
|
return ret;
|
|
}
|
|
|
|
static ssize_t iwl_dbgfs_traffic_log_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 traffic_log;
|
|
|
|
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", &traffic_log) != 1)
|
|
return -EFAULT;
|
|
if (traffic_log == 0)
|
|
iwl_reset_traffic_log(priv);
|
|
|
|
return count;
|
|
}
|
|
|
|
static ssize_t iwl_dbgfs_tx_queue_read(struct file *file,
|
|
char __user *user_buf,
|
|
size_t count, loff_t *ppos) {
|
|
|
|
struct iwl_priv *priv = file->private_data;
|
|
struct iwl_tx_queue *txq;
|
|
struct iwl_queue *q;
|
|
char *buf;
|
|
int pos = 0;
|
|
int cnt;
|
|
int ret;
|
|
const size_t bufsz = sizeof(char) * 64 *
|
|
priv->cfg->base_params->num_of_queues;
|
|
|
|
if (!priv->txq) {
|
|
IWL_ERR(priv, "txq not ready\n");
|
|
return -EAGAIN;
|
|
}
|
|
buf = kzalloc(bufsz, GFP_KERNEL);
|
|
if (!buf)
|
|
return -ENOMEM;
|
|
|
|
for (cnt = 0; cnt < priv->hw_params.max_txq_num; cnt++) {
|
|
txq = &priv->txq[cnt];
|
|
q = &txq->q;
|
|
pos += scnprintf(buf + pos, bufsz - pos,
|
|
"hwq %.2d: read=%u write=%u stop=%d"
|
|
" swq_id=%#.2x (ac %d/hwq %d)\n",
|
|
cnt, q->read_ptr, q->write_ptr,
|
|
!!test_bit(cnt, priv->queue_stopped),
|
|
txq->swq_id,
|
|
txq->swq_id & 0x80 ? txq->swq_id & 3 :
|
|
txq->swq_id,
|
|
txq->swq_id & 0x80 ? (txq->swq_id >> 2) &
|
|
0x1f : txq->swq_id);
|
|
if (cnt >= 4)
|
|
continue;
|
|
/* for the ACs, display the stop count too */
|
|
pos += scnprintf(buf + pos, bufsz - pos,
|
|
" stop-count: %d\n",
|
|
atomic_read(&priv->queue_stop_count[cnt]));
|
|
}
|
|
ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
|
|
kfree(buf);
|
|
return ret;
|
|
}
|
|
|
|
static ssize_t iwl_dbgfs_rx_queue_read(struct file *file,
|
|
char __user *user_buf,
|
|
size_t count, loff_t *ppos) {
|
|
|
|
struct iwl_priv *priv = file->private_data;
|
|
struct iwl_rx_queue *rxq = &priv->rxq;
|
|
char buf[256];
|
|
int pos = 0;
|
|
const size_t bufsz = sizeof(buf);
|
|
|
|
pos += scnprintf(buf + pos, bufsz - pos, "read: %u\n",
|
|
rxq->read);
|
|
pos += scnprintf(buf + pos, bufsz - pos, "write: %u\n",
|
|
rxq->write);
|
|
pos += scnprintf(buf + pos, bufsz - pos, "free_count: %u\n",
|
|
rxq->free_count);
|
|
if (rxq->rb_stts) {
|
|
pos += scnprintf(buf + pos, bufsz - pos, "closed_rb_num: %u\n",
|
|
le16_to_cpu(rxq->rb_stts->closed_rb_num) & 0x0FFF);
|
|
} else {
|
|
pos += scnprintf(buf + pos, bufsz - pos,
|
|
"closed_rb_num: Not Allocated\n");
|
|
}
|
|
return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
|
|
}
|
|
|
|
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;
|
|
return priv->cfg->ops->lib->debugfs_ops.rx_stats_read(file,
|
|
user_buf, count, ppos);
|
|
}
|
|
|
|
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;
|
|
return priv->cfg->ops->lib->debugfs_ops.tx_stats_read(file,
|
|
user_buf, count, ppos);
|
|
}
|
|
|
|
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;
|
|
return priv->cfg->ops->lib->debugfs_ops.general_stats_read(file,
|
|
user_buf, count, ppos);
|
|
}
|
|
|
|
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) {
|
|
IWL_ERR(priv, "Can not allocate Buffer\n");
|
|
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) {
|
|
IWL_ERR(priv, "Can not allocate Buffer\n");
|
|
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, 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, CMD_SYNC, true);
|
|
mutex_unlock(&priv->mutex);
|
|
|
|
return count;
|
|
}
|
|
|
|
static ssize_t iwl_dbgfs_csr_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 csr;
|
|
|
|
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", &csr) != 1)
|
|
return -EFAULT;
|
|
|
|
if (priv->cfg->ops->lib->dump_csr)
|
|
priv->cfg->ops->lib->dump_csr(priv);
|
|
|
|
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;
|
|
/* schedule the ucode timer to occur in UCODE_TRACE_PERIOD */
|
|
mod_timer(&priv->ucode_trace,
|
|
jiffies + msecs_to_jiffies(UCODE_TRACE_PERIOD));
|
|
} 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_fh_reg_read(struct file *file,
|
|
char __user *user_buf,
|
|
size_t count, loff_t *ppos)
|
|
{
|
|
struct iwl_priv *priv = file->private_data;
|
|
char *buf;
|
|
int pos = 0;
|
|
ssize_t ret = -EFAULT;
|
|
|
|
if (priv->cfg->ops->lib->dump_fh) {
|
|
ret = pos = priv->cfg->ops->lib->dump_fh(priv, &buf, true);
|
|
if (buf) {
|
|
ret = simple_read_from_buffer(user_buf,
|
|
count, ppos, buf, pos);
|
|
kfree(buf);
|
|
}
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
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->cfg->base_params->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->cfg->base_params->plcp_delta_threshold =
|
|
IWL_MAX_PLCP_ERR_THRESHOLD_DISABLE;
|
|
else
|
|
priv->cfg->base_params->plcp_delta_threshold = plcp;
|
|
return count;
|
|
}
|
|
|
|
static ssize_t iwl_dbgfs_force_reset_read(struct file *file,
|
|
char __user *user_buf,
|
|
size_t count, loff_t *ppos) {
|
|
|
|
struct iwl_priv *priv = file->private_data;
|
|
int i, pos = 0;
|
|
char buf[300];
|
|
const size_t bufsz = sizeof(buf);
|
|
struct iwl_force_reset *force_reset;
|
|
|
|
for (i = 0; i < IWL_MAX_FORCE_RESET; i++) {
|
|
force_reset = &priv->force_reset[i];
|
|
pos += scnprintf(buf + pos, bufsz - pos,
|
|
"Force reset method %d\n", i);
|
|
pos += scnprintf(buf + pos, bufsz - pos,
|
|
"\tnumber of reset request: %d\n",
|
|
force_reset->reset_request_count);
|
|
pos += scnprintf(buf + pos, bufsz - pos,
|
|
"\tnumber of reset request success: %d\n",
|
|
force_reset->reset_success_count);
|
|
pos += scnprintf(buf + pos, bufsz - pos,
|
|
"\tnumber of reset request reject: %d\n",
|
|
force_reset->reset_reject_count);
|
|
pos += scnprintf(buf + pos, bufsz - pos,
|
|
"\treset duration: %lu\n",
|
|
force_reset->reset_duration);
|
|
}
|
|
return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
|
|
}
|
|
|
|
static ssize_t iwl_dbgfs_force_reset_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 reset, ret;
|
|
|
|
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", &reset) != 1)
|
|
return -EINVAL;
|
|
switch (reset) {
|
|
case IWL_RF_RESET:
|
|
case IWL_FW_RESET:
|
|
ret = iwl_force_reset(priv, reset, true);
|
|
break;
|
|
default:
|
|
return -EINVAL;
|
|
}
|
|
return ret ? ret : count;
|
|
}
|
|
|
|
static ssize_t iwl_dbgfs_txfifo_flush_write(struct file *file,
|
|
const char __user *user_buf,
|
|
size_t count, loff_t *ppos) {
|
|
|
|
struct iwl_priv *priv = file->private_data;
|
|
char buf[8];
|
|
int buf_size;
|
|
int flush;
|
|
|
|
memset(buf, 0, sizeof(buf));
|
|
buf_size = min(count, sizeof(buf) - 1);
|
|
if (copy_from_user(buf, user_buf, buf_size))
|
|
return -EFAULT;
|
|
if (sscanf(buf, "%d", &flush) != 1)
|
|
return -EINVAL;
|
|
|
|
if (iwl_is_rfkill(priv))
|
|
return -EFAULT;
|
|
|
|
priv->cfg->ops->lib->dev_txfifo_flush(priv, IWL_DROP_ALL);
|
|
|
|
return count;
|
|
}
|
|
|
|
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;
|
|
|
|
return priv->cfg->ops->lib->debugfs_ops.bt_stats_read(file,
|
|
user_buf, count, ppos);
|
|
}
|
|
|
|
static ssize_t iwl_dbgfs_monitor_period_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 period;
|
|
|
|
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", &period) != 1)
|
|
return -EINVAL;
|
|
if (period < 0 || period > IWL_MAX_MONITORING_PERIOD)
|
|
priv->cfg->base_params->monitor_recover_period =
|
|
IWL_DEF_MONITORING_PERIOD;
|
|
else
|
|
priv->cfg->base_params->monitor_recover_period = period;
|
|
|
|
if (priv->cfg->base_params->monitor_recover_period)
|
|
mod_timer(&priv->monitor_recover, jiffies + msecs_to_jiffies(
|
|
priv->cfg->base_params->monitor_recover_period));
|
|
else
|
|
del_timer_sync(&priv->monitor_recover);
|
|
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);
|
|
ssize_t ret;
|
|
|
|
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->notif_bt_traffic_load);
|
|
pos += scnprintf(buf + pos, bufsz - pos, "ch_announcement: %d, "
|
|
"sco_active: %d, kill_ack_mask: %x, "
|
|
"kill_cts_mask: %x\n",
|
|
priv->bt_ch_announce, priv->bt_sco_active,
|
|
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;
|
|
}
|
|
|
|
ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
|
|
return ret;
|
|
}
|
|
|
|
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->cfg->ht_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->cfg->ht_params->use_rts_for_aggregation = true;
|
|
else
|
|
priv->cfg->ht_params->use_rts_for_aggregation = false;
|
|
return count;
|
|
}
|
|
|
|
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 = file->private_data;
|
|
|
|
if (priv->cfg->ops->lib->debugfs_ops.reply_tx_error)
|
|
return priv->cfg->ops->lib->debugfs_ops.reply_tx_error(
|
|
file, user_buf, count, ppos);
|
|
else
|
|
return -ENODATA;
|
|
}
|
|
DEBUGFS_READ_FILE_OPS(rx_statistics);
|
|
DEBUGFS_READ_FILE_OPS(tx_statistics);
|
|
DEBUGFS_READ_WRITE_FILE_OPS(traffic_log);
|
|
DEBUGFS_READ_FILE_OPS(rx_queue);
|
|
DEBUGFS_READ_FILE_OPS(tx_queue);
|
|
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_WRITE_FILE_OPS(clear_traffic_statistics);
|
|
DEBUGFS_WRITE_FILE_OPS(csr);
|
|
DEBUGFS_READ_WRITE_FILE_OPS(ucode_tracing);
|
|
DEBUGFS_READ_FILE_OPS(fh_reg);
|
|
DEBUGFS_READ_WRITE_FILE_OPS(missed_beacon);
|
|
DEBUGFS_READ_WRITE_FILE_OPS(plcp_delta);
|
|
DEBUGFS_READ_WRITE_FILE_OPS(force_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_WRITE_FILE_OPS(monitor_period);
|
|
DEBUGFS_READ_FILE_OPS(bt_traffic);
|
|
DEBUGFS_READ_WRITE_FILE_OPS(protection_mode);
|
|
DEBUGFS_READ_FILE_OPS(reply_tx_error);
|
|
|
|
/*
|
|
* Create the debugfs files and directories
|
|
*
|
|
*/
|
|
int iwl_dbgfs_register(struct iwl_priv *priv, const char *name)
|
|
{
|
|
struct dentry *phyd = priv->hw->wiphy->debugfsdir;
|
|
struct dentry *dir_drv, *dir_data, *dir_rf, *dir_debug;
|
|
|
|
dir_drv = debugfs_create_dir(name, phyd);
|
|
if (!dir_drv)
|
|
return -ENOMEM;
|
|
|
|
priv->debugfs_dir = dir_drv;
|
|
|
|
dir_data = debugfs_create_dir("data", dir_drv);
|
|
if (!dir_data)
|
|
goto err;
|
|
dir_rf = debugfs_create_dir("rf", dir_drv);
|
|
if (!dir_rf)
|
|
goto err;
|
|
dir_debug = debugfs_create_dir("debug", dir_drv);
|
|
if (!dir_debug)
|
|
goto err;
|
|
|
|
DEBUGFS_ADD_FILE(nvm, dir_data, S_IRUSR);
|
|
DEBUGFS_ADD_FILE(sram, dir_data, S_IWUSR | S_IRUSR);
|
|
DEBUGFS_ADD_FILE(log_event, dir_data, S_IWUSR | S_IRUSR);
|
|
DEBUGFS_ADD_FILE(stations, dir_data, S_IRUSR);
|
|
DEBUGFS_ADD_FILE(channels, dir_data, S_IRUSR);
|
|
DEBUGFS_ADD_FILE(status, dir_data, S_IRUSR);
|
|
DEBUGFS_ADD_FILE(interrupt, dir_data, S_IWUSR | S_IRUSR);
|
|
DEBUGFS_ADD_FILE(qos, dir_data, S_IRUSR);
|
|
DEBUGFS_ADD_FILE(led, dir_data, S_IRUSR);
|
|
if (!priv->cfg->base_params->broken_powersave) {
|
|
DEBUGFS_ADD_FILE(sleep_level_override, dir_data,
|
|
S_IWUSR | S_IRUSR);
|
|
DEBUGFS_ADD_FILE(current_sleep_command, dir_data, S_IRUSR);
|
|
}
|
|
DEBUGFS_ADD_FILE(thermal_throttling, dir_data, S_IRUSR);
|
|
DEBUGFS_ADD_FILE(disable_ht40, dir_data, S_IWUSR | S_IRUSR);
|
|
DEBUGFS_ADD_FILE(rx_statistics, dir_debug, S_IRUSR);
|
|
DEBUGFS_ADD_FILE(tx_statistics, dir_debug, S_IRUSR);
|
|
DEBUGFS_ADD_FILE(traffic_log, dir_debug, S_IWUSR | S_IRUSR);
|
|
DEBUGFS_ADD_FILE(rx_queue, dir_debug, S_IRUSR);
|
|
DEBUGFS_ADD_FILE(tx_queue, dir_debug, S_IRUSR);
|
|
DEBUGFS_ADD_FILE(power_save_status, dir_debug, S_IRUSR);
|
|
DEBUGFS_ADD_FILE(clear_ucode_statistics, dir_debug, S_IWUSR);
|
|
DEBUGFS_ADD_FILE(clear_traffic_statistics, dir_debug, S_IWUSR);
|
|
DEBUGFS_ADD_FILE(csr, dir_debug, S_IWUSR);
|
|
DEBUGFS_ADD_FILE(fh_reg, dir_debug, S_IRUSR);
|
|
DEBUGFS_ADD_FILE(missed_beacon, dir_debug, S_IWUSR);
|
|
DEBUGFS_ADD_FILE(plcp_delta, dir_debug, S_IWUSR | S_IRUSR);
|
|
DEBUGFS_ADD_FILE(force_reset, dir_debug, S_IWUSR | S_IRUSR);
|
|
DEBUGFS_ADD_FILE(ucode_rx_stats, dir_debug, S_IRUSR);
|
|
DEBUGFS_ADD_FILE(ucode_tx_stats, dir_debug, S_IRUSR);
|
|
DEBUGFS_ADD_FILE(ucode_general_stats, dir_debug, S_IRUSR);
|
|
if (priv->cfg->ops->lib->dev_txfifo_flush)
|
|
DEBUGFS_ADD_FILE(txfifo_flush, dir_debug, S_IWUSR);
|
|
DEBUGFS_ADD_FILE(protection_mode, dir_debug, S_IWUSR | S_IRUSR);
|
|
|
|
if (priv->cfg->base_params->sensitivity_calib_by_driver)
|
|
DEBUGFS_ADD_FILE(sensitivity, dir_debug, S_IRUSR);
|
|
if (priv->cfg->base_params->chain_noise_calib_by_driver)
|
|
DEBUGFS_ADD_FILE(chain_noise, dir_debug, S_IRUSR);
|
|
if (priv->cfg->base_params->ucode_tracing)
|
|
DEBUGFS_ADD_FILE(ucode_tracing, dir_debug, S_IWUSR | S_IRUSR);
|
|
if (priv->cfg->bt_params && priv->cfg->bt_params->bt_statistics)
|
|
DEBUGFS_ADD_FILE(ucode_bt_stats, dir_debug, S_IRUSR);
|
|
DEBUGFS_ADD_FILE(reply_tx_error, dir_debug, S_IRUSR);
|
|
DEBUGFS_ADD_FILE(rxon_flags, dir_debug, S_IWUSR);
|
|
DEBUGFS_ADD_FILE(rxon_filter_flags, dir_debug, S_IWUSR);
|
|
DEBUGFS_ADD_FILE(monitor_period, dir_debug, S_IWUSR);
|
|
if (priv->cfg->bt_params && priv->cfg->bt_params->advanced_bt_coexist)
|
|
DEBUGFS_ADD_FILE(bt_traffic, dir_debug, S_IRUSR);
|
|
if (priv->cfg->base_params->sensitivity_calib_by_driver)
|
|
DEBUGFS_ADD_BOOL(disable_sensitivity, dir_rf,
|
|
&priv->disable_sens_cal);
|
|
if (priv->cfg->base_params->chain_noise_calib_by_driver)
|
|
DEBUGFS_ADD_BOOL(disable_chain_noise, dir_rf,
|
|
&priv->disable_chain_noise_cal);
|
|
if (priv->cfg->base_params->tx_power_by_driver)
|
|
DEBUGFS_ADD_BOOL(disable_tx_power, dir_rf,
|
|
&priv->disable_tx_power_cal);
|
|
return 0;
|
|
|
|
err:
|
|
IWL_ERR(priv, "Can't create the debugfs directory\n");
|
|
iwl_dbgfs_unregister(priv);
|
|
return -ENOMEM;
|
|
}
|
|
EXPORT_SYMBOL(iwl_dbgfs_register);
|
|
|
|
/**
|
|
* Remove the debugfs files and directories
|
|
*
|
|
*/
|
|
void iwl_dbgfs_unregister(struct iwl_priv *priv)
|
|
{
|
|
if (!priv->debugfs_dir)
|
|
return;
|
|
|
|
debugfs_remove_recursive(priv->debugfs_dir);
|
|
priv->debugfs_dir = NULL;
|
|
}
|
|
EXPORT_SYMBOL(iwl_dbgfs_unregister);
|
|
|
|
|
|
|