Return-path: Received: from mx1.redhat.com ([209.132.183.28]:64851 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756951Ab1KRIXF (ORCPT ); Fri, 18 Nov 2011 03:23:05 -0500 Received: from int-mx12.intmail.prod.int.phx2.redhat.com (int-mx12.intmail.prod.int.phx2.redhat.com [10.5.11.25]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id pAI8N53e032522 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK) for ; Fri, 18 Nov 2011 03:23:05 -0500 From: Stanislaw Gruszka To: linux-wireless@vger.kernel.org Cc: Stanislaw Gruszka Subject: [PATCH 64/77] iwlegacy: rename iwl-debug.c to debug.c Date: Fri, 18 Nov 2011 09:22:26 +0100 Message-Id: <1321604559-10707-64-git-send-email-sgruszka@redhat.com> (sfid-20111118_092358_038435_B0536BB2) In-Reply-To: <1321604559-10707-1-git-send-email-sgruszka@redhat.com> References: <1321604559-10707-1-git-send-email-sgruszka@redhat.com> Sender: linux-wireless-owner@vger.kernel.org List-ID: Signed-off-by: Stanislaw Gruszka --- drivers/net/wireless/iwlegacy/Makefile | 2 +- drivers/net/wireless/iwlegacy/debug.c | 1309 +++++++++++++++++++++++++++ drivers/net/wireless/iwlegacy/iwl-debugfs.c | 1309 --------------------------- 3 files changed, 1310 insertions(+), 1310 deletions(-) create mode 100644 drivers/net/wireless/iwlegacy/debug.c delete mode 100644 drivers/net/wireless/iwlegacy/iwl-debugfs.c diff --git a/drivers/net/wireless/iwlegacy/Makefile b/drivers/net/wireless/iwlegacy/Makefile index 7421841..c985a01 100644 --- a/drivers/net/wireless/iwlegacy/Makefile +++ b/drivers/net/wireless/iwlegacy/Makefile @@ -1,6 +1,6 @@ obj-$(CONFIG_IWLEGACY) += iwlegacy.o iwlegacy-objs := common.o -iwlegacy-$(CONFIG_IWLEGACY_DEBUGFS) += iwl-debugfs.o +iwlegacy-$(CONFIG_IWLEGACY_DEBUGFS) += debug.o iwlegacy-objs += $(iwlegacy-m) diff --git a/drivers/net/wireless/iwlegacy/debug.c b/drivers/net/wireless/iwlegacy/debug.c new file mode 100644 index 0000000..62292a6 --- /dev/null +++ b/drivers/net/wireless/iwlegacy/debug.c @@ -0,0 +1,1309 @@ +/****************************************************************************** + * + * GPL LICENSE SUMMARY + * + * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of version 2 of the GNU General Public License as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110, + * USA + * + * The full GNU General Public License is included in this distribution + * in the file called LICENSE.GPL. + * + * Contact Information: + * Intel Linux Wireless + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + *****************************************************************************/ +#include +#include + + +#include "iwl-debug.h" +#include "common.h" + +/* create and remove of files */ +#define DEBUGFS_ADD_FILE(name, parent, mode) do { \ + if (!debugfs_create_file(#name, mode, parent, il, \ + &il_dbgfs_##name##_ops)) \ + goto err; \ +} while (0) + +#define DEBUGFS_ADD_BOOL(name, parent, ptr) do { \ + struct dentry *__tmp; \ + __tmp = debugfs_create_bool(#name, S_IWUSR | S_IRUSR, \ + parent, ptr); \ + if (IS_ERR(__tmp) || !__tmp) \ + goto err; \ +} while (0) + +#define DEBUGFS_ADD_X32(name, parent, ptr) do { \ + struct dentry *__tmp; \ + __tmp = debugfs_create_x32(#name, S_IWUSR | S_IRUSR, \ + parent, ptr); \ + if (IS_ERR(__tmp) || !__tmp) \ + goto err; \ +} while (0) + +/* file operation */ +#define DEBUGFS_READ_FUNC(name) \ +static ssize_t il_dbgfs_##name##_read(struct file *file, \ + char __user *user_buf, \ + size_t count, loff_t *ppos); + +#define DEBUGFS_WRITE_FUNC(name) \ +static ssize_t il_dbgfs_##name##_write(struct file *file, \ + const char __user *user_buf, \ + size_t count, loff_t *ppos); + + +static int +il_dbgfs_open_file_generic(struct inode *inode, struct file *file) +{ + file->private_data = inode->i_private; + return 0; +} + +#define DEBUGFS_READ_FILE_OPS(name) \ + DEBUGFS_READ_FUNC(name); \ +static const struct file_operations il_dbgfs_##name##_ops = { \ + .read = il_dbgfs_##name##_read, \ + .open = il_dbgfs_open_file_generic, \ + .llseek = generic_file_llseek, \ +}; + +#define DEBUGFS_WRITE_FILE_OPS(name) \ + DEBUGFS_WRITE_FUNC(name); \ +static const struct file_operations il_dbgfs_##name##_ops = { \ + .write = il_dbgfs_##name##_write, \ + .open = il_dbgfs_open_file_generic, \ + .llseek = generic_file_llseek, \ +}; + +#define DEBUGFS_READ_WRITE_FILE_OPS(name) \ + DEBUGFS_READ_FUNC(name); \ + DEBUGFS_WRITE_FUNC(name); \ +static const struct file_operations il_dbgfs_##name##_ops = { \ + .write = il_dbgfs_##name##_write, \ + .read = il_dbgfs_##name##_read, \ + .open = il_dbgfs_open_file_generic, \ + .llseek = generic_file_llseek, \ +}; + +static ssize_t il_dbgfs_tx_stats_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) { + + struct il_priv *il = file->private_data; + char *buf; + int pos = 0; + + int cnt; + ssize_t ret; + const size_t bufsz = 100 + + sizeof(char) * 50 * (MANAGEMENT_MAX + CONTROL_MAX); + buf = kzalloc(bufsz, GFP_KERNEL); + if (!buf) + return -ENOMEM; + pos += scnprintf(buf + pos, bufsz - pos, "Management:\n"); + for (cnt = 0; cnt < MANAGEMENT_MAX; cnt++) { + pos += scnprintf(buf + pos, bufsz - pos, + "\t%25s\t\t: %u\n", + il_get_mgmt_string(cnt), + il->tx_stats.mgmt[cnt]); + } + pos += scnprintf(buf + pos, bufsz - pos, "Control\n"); + for (cnt = 0; cnt < CONTROL_MAX; cnt++) { + pos += scnprintf(buf + pos, bufsz - pos, + "\t%25s\t\t: %u\n", + il_get_ctrl_string(cnt), + il->tx_stats.ctrl[cnt]); + } + pos += scnprintf(buf + pos, bufsz - pos, "Data:\n"); + pos += scnprintf(buf + pos, bufsz - pos, "\tcnt: %u\n", + il->tx_stats.data_cnt); + pos += scnprintf(buf + pos, bufsz - pos, "\tbytes: %llu\n", + il->tx_stats.data_bytes); + ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); + kfree(buf); + return ret; +} + +static ssize_t +il_dbgfs_clear_traffic_stats_write(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct il_priv *il = file->private_data; + u32 clear_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, "%x", &clear_flag) != 1) + return -EFAULT; + il_clear_traffic_stats(il); + + return count; +} + +static ssize_t il_dbgfs_rx_stats_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) { + + struct il_priv *il = file->private_data; + char *buf; + int pos = 0; + int cnt; + ssize_t ret; + const size_t bufsz = 100 + + sizeof(char) * 50 * (MANAGEMENT_MAX + CONTROL_MAX); + buf = kzalloc(bufsz, GFP_KERNEL); + if (!buf) + return -ENOMEM; + + pos += scnprintf(buf + pos, bufsz - pos, "Management:\n"); + for (cnt = 0; cnt < MANAGEMENT_MAX; cnt++) { + pos += scnprintf(buf + pos, bufsz - pos, + "\t%25s\t\t: %u\n", + il_get_mgmt_string(cnt), + il->rx_stats.mgmt[cnt]); + } + pos += scnprintf(buf + pos, bufsz - pos, "Control:\n"); + for (cnt = 0; cnt < CONTROL_MAX; cnt++) { + pos += scnprintf(buf + pos, bufsz - pos, + "\t%25s\t\t: %u\n", + il_get_ctrl_string(cnt), + il->rx_stats.ctrl[cnt]); + } + pos += scnprintf(buf + pos, bufsz - pos, "Data:\n"); + pos += scnprintf(buf + pos, bufsz - pos, "\tcnt: %u\n", + il->rx_stats.data_cnt); + pos += scnprintf(buf + pos, bufsz - pos, "\tbytes: %llu\n", + il->rx_stats.data_bytes); + + ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); + kfree(buf); + return ret; +} + +#define BYTE1_MASK 0x000000ff; +#define BYTE2_MASK 0x0000ffff; +#define BYTE3_MASK 0x00ffffff; +static ssize_t il_dbgfs_sram_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + u32 val; + char *buf; + ssize_t ret; + int i; + int pos = 0; + struct il_priv *il = file->private_data; + size_t bufsz; + + /* default is to dump the entire data segment */ + if (!il->dbgfs_sram_offset && !il->dbgfs_sram_len) { + il->dbgfs_sram_offset = 0x800000; + if (il->ucode_type == UCODE_INIT) + il->dbgfs_sram_len = il->ucode_init_data.len; + else + il->dbgfs_sram_len = il->ucode_data.len; + } + bufsz = 30 + il->dbgfs_sram_len * sizeof(char) * 10; + buf = kmalloc(bufsz, GFP_KERNEL); + if (!buf) + return -ENOMEM; + pos += scnprintf(buf + pos, bufsz - pos, "sram_len: 0x%x\n", + il->dbgfs_sram_len); + pos += scnprintf(buf + pos, bufsz - pos, "sram_offset: 0x%x\n", + il->dbgfs_sram_offset); + for (i = il->dbgfs_sram_len; i > 0; i -= 4) { + val = il_read_targ_mem(il, il->dbgfs_sram_offset + \ + il->dbgfs_sram_len - i); + if (i < 4) { + switch (i) { + case 1: + val &= BYTE1_MASK; + break; + case 2: + val &= BYTE2_MASK; + break; + case 3: + val &= BYTE3_MASK; + break; + } + } + if (!(i % 16)) + pos += scnprintf(buf + pos, bufsz - pos, "\n"); + pos += scnprintf(buf + pos, bufsz - pos, "0x%08x ", val); + } + pos += scnprintf(buf + pos, bufsz - pos, "\n"); + + ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); + kfree(buf); + return ret; +} + +static ssize_t il_dbgfs_sram_write(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct il_priv *il = file->private_data; + char buf[64]; + int buf_size; + u32 offset, len; + + memset(buf, 0, sizeof(buf)); + buf_size = min(count, sizeof(buf) - 1); + if (copy_from_user(buf, user_buf, buf_size)) + return -EFAULT; + + if (sscanf(buf, "%x,%x", &offset, &len) == 2) { + il->dbgfs_sram_offset = offset; + il->dbgfs_sram_len = len; + } else { + il->dbgfs_sram_offset = 0; + il->dbgfs_sram_len = 0; + } + + return count; +} + +static ssize_t +il_dbgfs_stations_read(struct file *file, char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct il_priv *il = file->private_data; + struct il_station_entry *station; + int max_sta = il->hw_params.max_stations; + char *buf; + int i, j, pos = 0; + ssize_t ret; + /* Add 30 for initial string */ + const size_t bufsz = 30 + sizeof(char) * 500 * (il->num_stations); + + buf = kmalloc(bufsz, GFP_KERNEL); + if (!buf) + return -ENOMEM; + + pos += scnprintf(buf + pos, bufsz - pos, "num of stations: %d\n\n", + il->num_stations); + + for (i = 0; i < max_sta; i++) { + station = &il->stations[i]; + if (!station->used) + continue; + pos += scnprintf(buf + pos, bufsz - pos, + "station %d - addr: %pM, flags: %#x\n", + i, station->sta.sta.addr, + station->sta.station_flags_msk); + pos += scnprintf(buf + pos, bufsz - pos, + "TID\tseq_num\ttxq_id\tframes\ttfds\t"); + pos += scnprintf(buf + pos, bufsz - pos, + "start_idx\tbitmap\t\t\trate_n_flags\n"); + + for (j = 0; j < MAX_TID_COUNT; j++) { + pos += scnprintf(buf + pos, bufsz - pos, + "%d:\t%#x\t%#x\t%u\t%u\t%u\t\t%#.16llx\t%#x", + j, station->tid[j].seq_number, + station->tid[j].agg.txq_id, + station->tid[j].agg.frame_count, + station->tid[j].tfds_in_queue, + station->tid[j].agg.start_idx, + station->tid[j].agg.bitmap, + station->tid[j].agg.rate_n_flags); + + if (station->tid[j].agg.wait_for_ba) + pos += scnprintf(buf + pos, bufsz - pos, + " - waitforba"); + pos += scnprintf(buf + pos, bufsz - pos, "\n"); + } + + pos += scnprintf(buf + pos, bufsz - pos, "\n"); + } + + ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); + kfree(buf); + return ret; +} + +static ssize_t il_dbgfs_nvm_read(struct file *file, + char __user *user_buf, + size_t count, + loff_t *ppos) +{ + ssize_t ret; + struct il_priv *il = file->private_data; + int pos = 0, ofs = 0, buf_size = 0; + const u8 *ptr; + char *buf; + u16 eeprom_ver; + size_t eeprom_len = il->cfg->base_params->eeprom_size; + buf_size = 4 * eeprom_len + 256; + + if (eeprom_len % 16) { + IL_ERR("NVM size is not multiple of 16.\n"); + return -ENODATA; + } + + ptr = il->eeprom; + if (!ptr) { + IL_ERR("Invalid EEPROM memory\n"); + return -ENOMEM; + } + + /* 4 characters for byte 0xYY */ + buf = kzalloc(buf_size, GFP_KERNEL); + if (!buf) { + IL_ERR("Can not allocate Buffer\n"); + return -ENOMEM; + } + eeprom_ver = il_eeprom_query16(il, EEPROM_VERSION); + pos += scnprintf(buf + pos, buf_size - pos, "EEPROM " + "version: 0x%x\n", 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 +il_dbgfs_channels_read(struct file *file, char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct il_priv *il = 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(S_GEO_CONFIGURED, &il->status)) + return -EAGAIN; + + buf = kzalloc(bufsz, GFP_KERNEL); + if (!buf) { + IL_ERR("Can not allocate Buffer\n"); + return -ENOMEM; + } + + supp_band = il_get_hw_mode(il, 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 = il_get_hw_mode(il, 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 il_dbgfs_status_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) { + + struct il_priv *il = file->private_data; + char buf[512]; + int pos = 0; + const size_t bufsz = sizeof(buf); + + pos += scnprintf(buf + pos, bufsz - pos, "S_HCMD_ACTIVE:\t %d\n", + test_bit(S_HCMD_ACTIVE, &il->status)); + pos += scnprintf(buf + pos, bufsz - pos, "S_INT_ENABLED:\t %d\n", + test_bit(S_INT_ENABLED, &il->status)); + pos += scnprintf(buf + pos, bufsz - pos, "S_RF_KILL_HW:\t %d\n", + test_bit(S_RF_KILL_HW, &il->status)); + pos += scnprintf(buf + pos, bufsz - pos, "S_CT_KILL:\t\t %d\n", + test_bit(S_CT_KILL, &il->status)); + pos += scnprintf(buf + pos, bufsz - pos, "S_INIT:\t\t %d\n", + test_bit(S_INIT, &il->status)); + pos += scnprintf(buf + pos, bufsz - pos, "S_ALIVE:\t\t %d\n", + test_bit(S_ALIVE, &il->status)); + pos += scnprintf(buf + pos, bufsz - pos, "S_READY:\t\t %d\n", + test_bit(S_READY, &il->status)); + pos += scnprintf(buf + pos, bufsz - pos, "S_TEMPERATURE:\t %d\n", + test_bit(S_TEMPERATURE, &il->status)); + pos += scnprintf(buf + pos, bufsz - pos, "S_GEO_CONFIGURED:\t %d\n", + test_bit(S_GEO_CONFIGURED, &il->status)); + pos += scnprintf(buf + pos, bufsz - pos, "S_EXIT_PENDING:\t %d\n", + test_bit(S_EXIT_PENDING, &il->status)); + pos += scnprintf(buf + pos, bufsz - pos, "S_STATS:\t %d\n", + test_bit(S_STATS, &il->status)); + pos += scnprintf(buf + pos, bufsz - pos, "S_SCANNING:\t %d\n", + test_bit(S_SCANNING, &il->status)); + pos += scnprintf(buf + pos, bufsz - pos, "S_SCAN_ABORTING:\t %d\n", + test_bit(S_SCAN_ABORTING, &il->status)); + pos += scnprintf(buf + pos, bufsz - pos, "S_SCAN_HW:\t\t %d\n", + test_bit(S_SCAN_HW, &il->status)); + pos += scnprintf(buf + pos, bufsz - pos, "S_POWER_PMI:\t %d\n", + test_bit(S_POWER_PMI, &il->status)); + pos += scnprintf(buf + pos, bufsz - pos, "S_FW_ERROR:\t %d\n", + test_bit(S_FW_ERROR, &il->status)); + return simple_read_from_buffer(user_buf, count, ppos, buf, pos); +} + +static ssize_t il_dbgfs_interrupt_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) { + + struct il_priv *il = 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) { + IL_ERR("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", + il->isr_stats.hw); + pos += scnprintf(buf + pos, bufsz - pos, "SW Error:\t\t\t %u\n", + il->isr_stats.sw); + if (il->isr_stats.sw || il->isr_stats.hw) { + pos += scnprintf(buf + pos, bufsz - pos, + "\tLast Restarting Code: 0x%X\n", + il->isr_stats.err_code); + } +#ifdef CONFIG_IWLEGACY_DEBUG + pos += scnprintf(buf + pos, bufsz - pos, "Frame transmitted:\t\t %u\n", + il->isr_stats.sch); + pos += scnprintf(buf + pos, bufsz - pos, "Alive interrupt:\t\t %u\n", + il->isr_stats.alive); +#endif + pos += scnprintf(buf + pos, bufsz - pos, + "HW RF KILL switch toggled:\t %u\n", + il->isr_stats.rfkill); + + pos += scnprintf(buf + pos, bufsz - pos, "CT KILL:\t\t\t %u\n", + il->isr_stats.ctkill); + + pos += scnprintf(buf + pos, bufsz - pos, "Wakeup Interrupt:\t\t %u\n", + il->isr_stats.wakeup); + + pos += scnprintf(buf + pos, bufsz - pos, + "Rx command responses:\t\t %u\n", + il->isr_stats.rx); + for (cnt = 0; cnt < IL_CN_MAX; cnt++) { + if (il->isr_stats.handlers[cnt] > 0) + pos += scnprintf(buf + pos, bufsz - pos, + "\tRx handler[%36s]:\t\t %u\n", + il_get_cmd_string(cnt), + il->isr_stats.handlers[cnt]); + } + + pos += scnprintf(buf + pos, bufsz - pos, "Tx/FH interrupt:\t\t %u\n", + il->isr_stats.tx); + + pos += scnprintf(buf + pos, bufsz - pos, "Unexpected INTA:\t\t %u\n", + il->isr_stats.unhandled); + + ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); + kfree(buf); + return ret; +} + +static ssize_t il_dbgfs_interrupt_write(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct il_priv *il = 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) + il_clear_isr_stats(il); + + return count; +} + +static ssize_t +il_dbgfs_qos_read(struct file *file, char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct il_priv *il = file->private_data; + struct il_rxon_context *ctx = &il->ctx; + int pos = 0, i; + char buf[256]; + const size_t bufsz = sizeof(buf); + + 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); + } + + return simple_read_from_buffer(user_buf, count, ppos, buf, pos); +} + +static ssize_t il_dbgfs_disable_ht40_write(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct il_priv *il = 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 (!il_is_any_associated(il)) + il->disable_ht40 = ht40 ? true : false; + else { + IL_ERR("Sta associated with AP - " + "Change to 40MHz channel support is not allowed\n"); + return -EINVAL; + } + + return count; +} + +static ssize_t il_dbgfs_disable_ht40_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct il_priv *il = 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", + il->disable_ht40 ? "Disabled" : "Enabled"); + return simple_read_from_buffer(user_buf, count, ppos, buf, pos); +} + +DEBUGFS_READ_WRITE_FILE_OPS(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(interrupt); +DEBUGFS_READ_FILE_OPS(qos); +DEBUGFS_READ_WRITE_FILE_OPS(disable_ht40); + +static ssize_t il_dbgfs_traffic_log_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct il_priv *il = file->private_data; + int pos = 0, ofs = 0; + int cnt = 0, entry; + struct il_tx_queue *txq; + struct il_queue *q; + struct il_rx_queue *rxq = &il->rxq; + char *buf; + int bufsz = ((IL_TRAFFIC_ENTRIES * IL_TRAFFIC_ENTRY_SIZE * 64) * 2) + + (il->cfg->base_params->num_of_queues * 32 * 8) + 400; + const u8 *ptr; + ssize_t ret; + + if (!il->txq) { + IL_ERR("txq not ready\n"); + return -EAGAIN; + } + buf = kzalloc(bufsz, GFP_KERNEL); + if (!buf) { + IL_ERR("Can not allocate buffer\n"); + return -ENOMEM; + } + pos += scnprintf(buf + pos, bufsz - pos, "Tx Queue\n"); + for (cnt = 0; cnt < il->hw_params.max_txq_num; cnt++) { + txq = &il->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 (il->tx_traffic && (il_debug_level & IL_DL_TX)) { + ptr = il->tx_traffic; + pos += scnprintf(buf + pos, bufsz - pos, + "Tx Traffic idx: %u\n", il->tx_traffic_idx); + for (cnt = 0, ofs = 0; cnt < IL_TRAFFIC_ENTRIES; cnt++) { + for (entry = 0; entry < IL_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 (il->rx_traffic && (il_debug_level & IL_DL_RX)) { + ptr = il->rx_traffic; + pos += scnprintf(buf + pos, bufsz - pos, + "Rx Traffic idx: %u\n", il->rx_traffic_idx); + for (cnt = 0, ofs = 0; cnt < IL_TRAFFIC_ENTRIES; cnt++) { + for (entry = 0; entry < IL_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 il_dbgfs_traffic_log_write(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct il_priv *il = 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) + il_reset_traffic_log(il); + + return count; +} + +static ssize_t il_dbgfs_tx_queue_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) { + + struct il_priv *il = file->private_data; + struct il_tx_queue *txq; + struct il_queue *q; + char *buf; + int pos = 0; + int cnt; + int ret; + const size_t bufsz = sizeof(char) * 64 * + il->cfg->base_params->num_of_queues; + + if (!il->txq) { + IL_ERR("txq not ready\n"); + return -EAGAIN; + } + buf = kzalloc(bufsz, GFP_KERNEL); + if (!buf) + return -ENOMEM; + + for (cnt = 0; cnt < il->hw_params.max_txq_num; cnt++) { + txq = &il->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, il->queue_stopped), + txq->swq_id, txq->swq_id & 3, + (txq->swq_id >> 2) & 0x1f); + if (cnt >= 4) + continue; + /* for the ACs, display the stop count too */ + pos += scnprintf(buf + pos, bufsz - pos, + " stop-count: %d\n", + atomic_read(&il->queue_stop_count[cnt])); + } + ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); + kfree(buf); + return ret; +} + +static ssize_t il_dbgfs_rx_queue_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) { + + struct il_priv *il = file->private_data; + struct il_rx_queue *rxq = &il->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 il_dbgfs_ucode_rx_stats_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct il_priv *il = file->private_data; + return il->cfg->ops->lib->debugfs_ops.rx_stats_read(file, + user_buf, count, ppos); +} + +static ssize_t il_dbgfs_ucode_tx_stats_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct il_priv *il = file->private_data; + return il->cfg->ops->lib->debugfs_ops.tx_stats_read(file, + user_buf, count, ppos); +} + +static ssize_t il_dbgfs_ucode_general_stats_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct il_priv *il = file->private_data; + return il->cfg->ops->lib->debugfs_ops.general_stats_read(file, + user_buf, count, ppos); +} + +static ssize_t il_dbgfs_sensitivity_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) { + + struct il_priv *il = file->private_data; + int pos = 0; + int cnt = 0; + char *buf; + int bufsz = sizeof(struct il_sensitivity_data) * 4 + 100; + ssize_t ret; + struct il_sensitivity_data *data; + + data = &il->sensitivity_data; + buf = kzalloc(bufsz, GFP_KERNEL); + if (!buf) { + IL_ERR("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 il_dbgfs_chain_noise_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) { + + struct il_priv *il = file->private_data; + int pos = 0; + int cnt = 0; + char *buf; + int bufsz = sizeof(struct il_chain_noise_data) * 4 + 100; + ssize_t ret; + struct il_chain_noise_data *data; + + data = &il->chain_noise_data; + buf = kzalloc(bufsz, GFP_KERNEL); + if (!buf) { + IL_ERR("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 il_dbgfs_power_save_status_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct il_priv *il = file->private_data; + char buf[60]; + int pos = 0; + const size_t bufsz = sizeof(buf); + u32 pwrsave_status; + + pwrsave_status = _il_rd(il, 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 il_dbgfs_clear_ucode_stats_write(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct il_priv *il = 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 stats information */ + mutex_lock(&il->mutex); + il_send_stats_request(il, CMD_SYNC, true); + mutex_unlock(&il->mutex); + + return count; +} + +static ssize_t il_dbgfs_rxon_flags_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) { + + struct il_priv *il = file->private_data; + int len = 0; + char buf[20]; + + len = sprintf(buf, "0x%04X\n", + le32_to_cpu(il->ctx.active.flags)); + return simple_read_from_buffer(user_buf, count, ppos, buf, len); +} + +static ssize_t il_dbgfs_rxon_filter_flags_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) { + + struct il_priv *il = file->private_data; + int len = 0; + char buf[20]; + + len = sprintf(buf, "0x%04X\n", + le32_to_cpu(il->ctx.active.filter_flags)); + return simple_read_from_buffer(user_buf, count, ppos, buf, len); +} + +static ssize_t il_dbgfs_fh_reg_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct il_priv *il = file->private_data; + char *buf; + int pos = 0; + ssize_t ret = -EFAULT; + + if (il->cfg->ops->lib->dump_fh) { + ret = pos = il->cfg->ops->lib->dump_fh(il, &buf, true); + if (buf) { + ret = simple_read_from_buffer(user_buf, + count, ppos, buf, pos); + kfree(buf); + } + } + + return ret; +} + +static ssize_t il_dbgfs_missed_beacon_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) { + + struct il_priv *il = file->private_data; + int pos = 0; + char buf[12]; + const size_t bufsz = sizeof(buf); + + pos += scnprintf(buf + pos, bufsz - pos, "%d\n", + il->missed_beacon_threshold); + + return simple_read_from_buffer(user_buf, count, ppos, buf, pos); +} + +static ssize_t il_dbgfs_missed_beacon_write(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct il_priv *il = 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 < IL_MISSED_BEACON_THRESHOLD_MIN || + missed > IL_MISSED_BEACON_THRESHOLD_MAX) + il->missed_beacon_threshold = + IL_MISSED_BEACON_THRESHOLD_DEF; + else + il->missed_beacon_threshold = missed; + + return count; +} + +static ssize_t il_dbgfs_force_reset_read(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) { + + struct il_priv *il = file->private_data; + int pos = 0; + char buf[300]; + const size_t bufsz = sizeof(buf); + struct il_force_reset *force_reset; + + force_reset = &il->force_reset; + + 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 il_dbgfs_force_reset_write(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) { + + int ret; + struct il_priv *il = file->private_data; + + ret = il_force_reset(il, true); + + return ret ? ret : count; +} + +static ssize_t il_dbgfs_wd_timeout_write(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) { + + struct il_priv *il = file->private_data; + char buf[8]; + int buf_size; + int timeout; + + 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", &timeout) != 1) + return -EINVAL; + if (timeout < 0 || timeout > IL_MAX_WD_TIMEOUT) + timeout = IL_DEF_WD_TIMEOUT; + + il->cfg->base_params->wd_timeout = timeout; + il_setup_watchdog(il); + return count; +} + +DEBUGFS_READ_FILE_OPS(rx_stats); +DEBUGFS_READ_FILE_OPS(tx_stats); +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_stats); +DEBUGFS_WRITE_FILE_OPS(clear_traffic_stats); +DEBUGFS_READ_FILE_OPS(fh_reg); +DEBUGFS_READ_WRITE_FILE_OPS(missed_beacon); +DEBUGFS_READ_WRITE_FILE_OPS(force_reset); +DEBUGFS_READ_FILE_OPS(rxon_flags); +DEBUGFS_READ_FILE_OPS(rxon_filter_flags); +DEBUGFS_WRITE_FILE_OPS(wd_timeout); + +/* + * Create the debugfs files and directories + * + */ +int il_dbgfs_register(struct il_priv *il, const char *name) +{ + struct dentry *phyd = il->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; + + il->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(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(disable_ht40, dir_data, S_IWUSR | S_IRUSR); + DEBUGFS_ADD_FILE(rx_stats, dir_debug, S_IRUSR); + DEBUGFS_ADD_FILE(tx_stats, 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_stats, dir_debug, S_IWUSR); + DEBUGFS_ADD_FILE(clear_traffic_stats, 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(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 (il->cfg->base_params->sensitivity_calib_by_driver) + DEBUGFS_ADD_FILE(sensitivity, dir_debug, S_IRUSR); + if (il->cfg->base_params->chain_noise_calib_by_driver) + DEBUGFS_ADD_FILE(chain_noise, 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(wd_timeout, dir_debug, S_IWUSR); + if (il->cfg->base_params->sensitivity_calib_by_driver) + DEBUGFS_ADD_BOOL(disable_sensitivity, dir_rf, + &il->disable_sens_cal); + if (il->cfg->base_params->chain_noise_calib_by_driver) + DEBUGFS_ADD_BOOL(disable_chain_noise, dir_rf, + &il->disable_chain_noise_cal); + DEBUGFS_ADD_BOOL(disable_tx_power, dir_rf, + &il->disable_tx_power_cal); + return 0; + +err: + IL_ERR("Can't create the debugfs directory\n"); + il_dbgfs_unregister(il); + return -ENOMEM; +} +EXPORT_SYMBOL(il_dbgfs_register); + +/** + * Remove the debugfs files and directories + * + */ +void il_dbgfs_unregister(struct il_priv *il) +{ + if (!il->debugfs_dir) + return; + + debugfs_remove_recursive(il->debugfs_dir); + il->debugfs_dir = NULL; +} +EXPORT_SYMBOL(il_dbgfs_unregister); diff --git a/drivers/net/wireless/iwlegacy/iwl-debugfs.c b/drivers/net/wireless/iwlegacy/iwl-debugfs.c deleted file mode 100644 index 62292a6..0000000 --- a/drivers/net/wireless/iwlegacy/iwl-debugfs.c +++ /dev/null @@ -1,1309 +0,0 @@ -/****************************************************************************** - * - * GPL LICENSE SUMMARY - * - * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of version 2 of the GNU General Public License as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110, - * USA - * - * The full GNU General Public License is included in this distribution - * in the file called LICENSE.GPL. - * - * Contact Information: - * Intel Linux Wireless - * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 - *****************************************************************************/ -#include -#include - - -#include "iwl-debug.h" -#include "common.h" - -/* create and remove of files */ -#define DEBUGFS_ADD_FILE(name, parent, mode) do { \ - if (!debugfs_create_file(#name, mode, parent, il, \ - &il_dbgfs_##name##_ops)) \ - goto err; \ -} while (0) - -#define DEBUGFS_ADD_BOOL(name, parent, ptr) do { \ - struct dentry *__tmp; \ - __tmp = debugfs_create_bool(#name, S_IWUSR | S_IRUSR, \ - parent, ptr); \ - if (IS_ERR(__tmp) || !__tmp) \ - goto err; \ -} while (0) - -#define DEBUGFS_ADD_X32(name, parent, ptr) do { \ - struct dentry *__tmp; \ - __tmp = debugfs_create_x32(#name, S_IWUSR | S_IRUSR, \ - parent, ptr); \ - if (IS_ERR(__tmp) || !__tmp) \ - goto err; \ -} while (0) - -/* file operation */ -#define DEBUGFS_READ_FUNC(name) \ -static ssize_t il_dbgfs_##name##_read(struct file *file, \ - char __user *user_buf, \ - size_t count, loff_t *ppos); - -#define DEBUGFS_WRITE_FUNC(name) \ -static ssize_t il_dbgfs_##name##_write(struct file *file, \ - const char __user *user_buf, \ - size_t count, loff_t *ppos); - - -static int -il_dbgfs_open_file_generic(struct inode *inode, struct file *file) -{ - file->private_data = inode->i_private; - return 0; -} - -#define DEBUGFS_READ_FILE_OPS(name) \ - DEBUGFS_READ_FUNC(name); \ -static const struct file_operations il_dbgfs_##name##_ops = { \ - .read = il_dbgfs_##name##_read, \ - .open = il_dbgfs_open_file_generic, \ - .llseek = generic_file_llseek, \ -}; - -#define DEBUGFS_WRITE_FILE_OPS(name) \ - DEBUGFS_WRITE_FUNC(name); \ -static const struct file_operations il_dbgfs_##name##_ops = { \ - .write = il_dbgfs_##name##_write, \ - .open = il_dbgfs_open_file_generic, \ - .llseek = generic_file_llseek, \ -}; - -#define DEBUGFS_READ_WRITE_FILE_OPS(name) \ - DEBUGFS_READ_FUNC(name); \ - DEBUGFS_WRITE_FUNC(name); \ -static const struct file_operations il_dbgfs_##name##_ops = { \ - .write = il_dbgfs_##name##_write, \ - .read = il_dbgfs_##name##_read, \ - .open = il_dbgfs_open_file_generic, \ - .llseek = generic_file_llseek, \ -}; - -static ssize_t il_dbgfs_tx_stats_read(struct file *file, - char __user *user_buf, - size_t count, loff_t *ppos) { - - struct il_priv *il = file->private_data; - char *buf; - int pos = 0; - - int cnt; - ssize_t ret; - const size_t bufsz = 100 + - sizeof(char) * 50 * (MANAGEMENT_MAX + CONTROL_MAX); - buf = kzalloc(bufsz, GFP_KERNEL); - if (!buf) - return -ENOMEM; - pos += scnprintf(buf + pos, bufsz - pos, "Management:\n"); - for (cnt = 0; cnt < MANAGEMENT_MAX; cnt++) { - pos += scnprintf(buf + pos, bufsz - pos, - "\t%25s\t\t: %u\n", - il_get_mgmt_string(cnt), - il->tx_stats.mgmt[cnt]); - } - pos += scnprintf(buf + pos, bufsz - pos, "Control\n"); - for (cnt = 0; cnt < CONTROL_MAX; cnt++) { - pos += scnprintf(buf + pos, bufsz - pos, - "\t%25s\t\t: %u\n", - il_get_ctrl_string(cnt), - il->tx_stats.ctrl[cnt]); - } - pos += scnprintf(buf + pos, bufsz - pos, "Data:\n"); - pos += scnprintf(buf + pos, bufsz - pos, "\tcnt: %u\n", - il->tx_stats.data_cnt); - pos += scnprintf(buf + pos, bufsz - pos, "\tbytes: %llu\n", - il->tx_stats.data_bytes); - ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); - kfree(buf); - return ret; -} - -static ssize_t -il_dbgfs_clear_traffic_stats_write(struct file *file, - const char __user *user_buf, - size_t count, loff_t *ppos) -{ - struct il_priv *il = file->private_data; - u32 clear_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, "%x", &clear_flag) != 1) - return -EFAULT; - il_clear_traffic_stats(il); - - return count; -} - -static ssize_t il_dbgfs_rx_stats_read(struct file *file, - char __user *user_buf, - size_t count, loff_t *ppos) { - - struct il_priv *il = file->private_data; - char *buf; - int pos = 0; - int cnt; - ssize_t ret; - const size_t bufsz = 100 + - sizeof(char) * 50 * (MANAGEMENT_MAX + CONTROL_MAX); - buf = kzalloc(bufsz, GFP_KERNEL); - if (!buf) - return -ENOMEM; - - pos += scnprintf(buf + pos, bufsz - pos, "Management:\n"); - for (cnt = 0; cnt < MANAGEMENT_MAX; cnt++) { - pos += scnprintf(buf + pos, bufsz - pos, - "\t%25s\t\t: %u\n", - il_get_mgmt_string(cnt), - il->rx_stats.mgmt[cnt]); - } - pos += scnprintf(buf + pos, bufsz - pos, "Control:\n"); - for (cnt = 0; cnt < CONTROL_MAX; cnt++) { - pos += scnprintf(buf + pos, bufsz - pos, - "\t%25s\t\t: %u\n", - il_get_ctrl_string(cnt), - il->rx_stats.ctrl[cnt]); - } - pos += scnprintf(buf + pos, bufsz - pos, "Data:\n"); - pos += scnprintf(buf + pos, bufsz - pos, "\tcnt: %u\n", - il->rx_stats.data_cnt); - pos += scnprintf(buf + pos, bufsz - pos, "\tbytes: %llu\n", - il->rx_stats.data_bytes); - - ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); - kfree(buf); - return ret; -} - -#define BYTE1_MASK 0x000000ff; -#define BYTE2_MASK 0x0000ffff; -#define BYTE3_MASK 0x00ffffff; -static ssize_t il_dbgfs_sram_read(struct file *file, - char __user *user_buf, - size_t count, loff_t *ppos) -{ - u32 val; - char *buf; - ssize_t ret; - int i; - int pos = 0; - struct il_priv *il = file->private_data; - size_t bufsz; - - /* default is to dump the entire data segment */ - if (!il->dbgfs_sram_offset && !il->dbgfs_sram_len) { - il->dbgfs_sram_offset = 0x800000; - if (il->ucode_type == UCODE_INIT) - il->dbgfs_sram_len = il->ucode_init_data.len; - else - il->dbgfs_sram_len = il->ucode_data.len; - } - bufsz = 30 + il->dbgfs_sram_len * sizeof(char) * 10; - buf = kmalloc(bufsz, GFP_KERNEL); - if (!buf) - return -ENOMEM; - pos += scnprintf(buf + pos, bufsz - pos, "sram_len: 0x%x\n", - il->dbgfs_sram_len); - pos += scnprintf(buf + pos, bufsz - pos, "sram_offset: 0x%x\n", - il->dbgfs_sram_offset); - for (i = il->dbgfs_sram_len; i > 0; i -= 4) { - val = il_read_targ_mem(il, il->dbgfs_sram_offset + \ - il->dbgfs_sram_len - i); - if (i < 4) { - switch (i) { - case 1: - val &= BYTE1_MASK; - break; - case 2: - val &= BYTE2_MASK; - break; - case 3: - val &= BYTE3_MASK; - break; - } - } - if (!(i % 16)) - pos += scnprintf(buf + pos, bufsz - pos, "\n"); - pos += scnprintf(buf + pos, bufsz - pos, "0x%08x ", val); - } - pos += scnprintf(buf + pos, bufsz - pos, "\n"); - - ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); - kfree(buf); - return ret; -} - -static ssize_t il_dbgfs_sram_write(struct file *file, - const char __user *user_buf, - size_t count, loff_t *ppos) -{ - struct il_priv *il = file->private_data; - char buf[64]; - int buf_size; - u32 offset, len; - - memset(buf, 0, sizeof(buf)); - buf_size = min(count, sizeof(buf) - 1); - if (copy_from_user(buf, user_buf, buf_size)) - return -EFAULT; - - if (sscanf(buf, "%x,%x", &offset, &len) == 2) { - il->dbgfs_sram_offset = offset; - il->dbgfs_sram_len = len; - } else { - il->dbgfs_sram_offset = 0; - il->dbgfs_sram_len = 0; - } - - return count; -} - -static ssize_t -il_dbgfs_stations_read(struct file *file, char __user *user_buf, - size_t count, loff_t *ppos) -{ - struct il_priv *il = file->private_data; - struct il_station_entry *station; - int max_sta = il->hw_params.max_stations; - char *buf; - int i, j, pos = 0; - ssize_t ret; - /* Add 30 for initial string */ - const size_t bufsz = 30 + sizeof(char) * 500 * (il->num_stations); - - buf = kmalloc(bufsz, GFP_KERNEL); - if (!buf) - return -ENOMEM; - - pos += scnprintf(buf + pos, bufsz - pos, "num of stations: %d\n\n", - il->num_stations); - - for (i = 0; i < max_sta; i++) { - station = &il->stations[i]; - if (!station->used) - continue; - pos += scnprintf(buf + pos, bufsz - pos, - "station %d - addr: %pM, flags: %#x\n", - i, station->sta.sta.addr, - station->sta.station_flags_msk); - pos += scnprintf(buf + pos, bufsz - pos, - "TID\tseq_num\ttxq_id\tframes\ttfds\t"); - pos += scnprintf(buf + pos, bufsz - pos, - "start_idx\tbitmap\t\t\trate_n_flags\n"); - - for (j = 0; j < MAX_TID_COUNT; j++) { - pos += scnprintf(buf + pos, bufsz - pos, - "%d:\t%#x\t%#x\t%u\t%u\t%u\t\t%#.16llx\t%#x", - j, station->tid[j].seq_number, - station->tid[j].agg.txq_id, - station->tid[j].agg.frame_count, - station->tid[j].tfds_in_queue, - station->tid[j].agg.start_idx, - station->tid[j].agg.bitmap, - station->tid[j].agg.rate_n_flags); - - if (station->tid[j].agg.wait_for_ba) - pos += scnprintf(buf + pos, bufsz - pos, - " - waitforba"); - pos += scnprintf(buf + pos, bufsz - pos, "\n"); - } - - pos += scnprintf(buf + pos, bufsz - pos, "\n"); - } - - ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); - kfree(buf); - return ret; -} - -static ssize_t il_dbgfs_nvm_read(struct file *file, - char __user *user_buf, - size_t count, - loff_t *ppos) -{ - ssize_t ret; - struct il_priv *il = file->private_data; - int pos = 0, ofs = 0, buf_size = 0; - const u8 *ptr; - char *buf; - u16 eeprom_ver; - size_t eeprom_len = il->cfg->base_params->eeprom_size; - buf_size = 4 * eeprom_len + 256; - - if (eeprom_len % 16) { - IL_ERR("NVM size is not multiple of 16.\n"); - return -ENODATA; - } - - ptr = il->eeprom; - if (!ptr) { - IL_ERR("Invalid EEPROM memory\n"); - return -ENOMEM; - } - - /* 4 characters for byte 0xYY */ - buf = kzalloc(buf_size, GFP_KERNEL); - if (!buf) { - IL_ERR("Can not allocate Buffer\n"); - return -ENOMEM; - } - eeprom_ver = il_eeprom_query16(il, EEPROM_VERSION); - pos += scnprintf(buf + pos, buf_size - pos, "EEPROM " - "version: 0x%x\n", 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 -il_dbgfs_channels_read(struct file *file, char __user *user_buf, - size_t count, loff_t *ppos) -{ - struct il_priv *il = 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(S_GEO_CONFIGURED, &il->status)) - return -EAGAIN; - - buf = kzalloc(bufsz, GFP_KERNEL); - if (!buf) { - IL_ERR("Can not allocate Buffer\n"); - return -ENOMEM; - } - - supp_band = il_get_hw_mode(il, 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 = il_get_hw_mode(il, 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 il_dbgfs_status_read(struct file *file, - char __user *user_buf, - size_t count, loff_t *ppos) { - - struct il_priv *il = file->private_data; - char buf[512]; - int pos = 0; - const size_t bufsz = sizeof(buf); - - pos += scnprintf(buf + pos, bufsz - pos, "S_HCMD_ACTIVE:\t %d\n", - test_bit(S_HCMD_ACTIVE, &il->status)); - pos += scnprintf(buf + pos, bufsz - pos, "S_INT_ENABLED:\t %d\n", - test_bit(S_INT_ENABLED, &il->status)); - pos += scnprintf(buf + pos, bufsz - pos, "S_RF_KILL_HW:\t %d\n", - test_bit(S_RF_KILL_HW, &il->status)); - pos += scnprintf(buf + pos, bufsz - pos, "S_CT_KILL:\t\t %d\n", - test_bit(S_CT_KILL, &il->status)); - pos += scnprintf(buf + pos, bufsz - pos, "S_INIT:\t\t %d\n", - test_bit(S_INIT, &il->status)); - pos += scnprintf(buf + pos, bufsz - pos, "S_ALIVE:\t\t %d\n", - test_bit(S_ALIVE, &il->status)); - pos += scnprintf(buf + pos, bufsz - pos, "S_READY:\t\t %d\n", - test_bit(S_READY, &il->status)); - pos += scnprintf(buf + pos, bufsz - pos, "S_TEMPERATURE:\t %d\n", - test_bit(S_TEMPERATURE, &il->status)); - pos += scnprintf(buf + pos, bufsz - pos, "S_GEO_CONFIGURED:\t %d\n", - test_bit(S_GEO_CONFIGURED, &il->status)); - pos += scnprintf(buf + pos, bufsz - pos, "S_EXIT_PENDING:\t %d\n", - test_bit(S_EXIT_PENDING, &il->status)); - pos += scnprintf(buf + pos, bufsz - pos, "S_STATS:\t %d\n", - test_bit(S_STATS, &il->status)); - pos += scnprintf(buf + pos, bufsz - pos, "S_SCANNING:\t %d\n", - test_bit(S_SCANNING, &il->status)); - pos += scnprintf(buf + pos, bufsz - pos, "S_SCAN_ABORTING:\t %d\n", - test_bit(S_SCAN_ABORTING, &il->status)); - pos += scnprintf(buf + pos, bufsz - pos, "S_SCAN_HW:\t\t %d\n", - test_bit(S_SCAN_HW, &il->status)); - pos += scnprintf(buf + pos, bufsz - pos, "S_POWER_PMI:\t %d\n", - test_bit(S_POWER_PMI, &il->status)); - pos += scnprintf(buf + pos, bufsz - pos, "S_FW_ERROR:\t %d\n", - test_bit(S_FW_ERROR, &il->status)); - return simple_read_from_buffer(user_buf, count, ppos, buf, pos); -} - -static ssize_t il_dbgfs_interrupt_read(struct file *file, - char __user *user_buf, - size_t count, loff_t *ppos) { - - struct il_priv *il = 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) { - IL_ERR("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", - il->isr_stats.hw); - pos += scnprintf(buf + pos, bufsz - pos, "SW Error:\t\t\t %u\n", - il->isr_stats.sw); - if (il->isr_stats.sw || il->isr_stats.hw) { - pos += scnprintf(buf + pos, bufsz - pos, - "\tLast Restarting Code: 0x%X\n", - il->isr_stats.err_code); - } -#ifdef CONFIG_IWLEGACY_DEBUG - pos += scnprintf(buf + pos, bufsz - pos, "Frame transmitted:\t\t %u\n", - il->isr_stats.sch); - pos += scnprintf(buf + pos, bufsz - pos, "Alive interrupt:\t\t %u\n", - il->isr_stats.alive); -#endif - pos += scnprintf(buf + pos, bufsz - pos, - "HW RF KILL switch toggled:\t %u\n", - il->isr_stats.rfkill); - - pos += scnprintf(buf + pos, bufsz - pos, "CT KILL:\t\t\t %u\n", - il->isr_stats.ctkill); - - pos += scnprintf(buf + pos, bufsz - pos, "Wakeup Interrupt:\t\t %u\n", - il->isr_stats.wakeup); - - pos += scnprintf(buf + pos, bufsz - pos, - "Rx command responses:\t\t %u\n", - il->isr_stats.rx); - for (cnt = 0; cnt < IL_CN_MAX; cnt++) { - if (il->isr_stats.handlers[cnt] > 0) - pos += scnprintf(buf + pos, bufsz - pos, - "\tRx handler[%36s]:\t\t %u\n", - il_get_cmd_string(cnt), - il->isr_stats.handlers[cnt]); - } - - pos += scnprintf(buf + pos, bufsz - pos, "Tx/FH interrupt:\t\t %u\n", - il->isr_stats.tx); - - pos += scnprintf(buf + pos, bufsz - pos, "Unexpected INTA:\t\t %u\n", - il->isr_stats.unhandled); - - ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); - kfree(buf); - return ret; -} - -static ssize_t il_dbgfs_interrupt_write(struct file *file, - const char __user *user_buf, - size_t count, loff_t *ppos) -{ - struct il_priv *il = 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) - il_clear_isr_stats(il); - - return count; -} - -static ssize_t -il_dbgfs_qos_read(struct file *file, char __user *user_buf, - size_t count, loff_t *ppos) -{ - struct il_priv *il = file->private_data; - struct il_rxon_context *ctx = &il->ctx; - int pos = 0, i; - char buf[256]; - const size_t bufsz = sizeof(buf); - - 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); - } - - return simple_read_from_buffer(user_buf, count, ppos, buf, pos); -} - -static ssize_t il_dbgfs_disable_ht40_write(struct file *file, - const char __user *user_buf, - size_t count, loff_t *ppos) -{ - struct il_priv *il = 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 (!il_is_any_associated(il)) - il->disable_ht40 = ht40 ? true : false; - else { - IL_ERR("Sta associated with AP - " - "Change to 40MHz channel support is not allowed\n"); - return -EINVAL; - } - - return count; -} - -static ssize_t il_dbgfs_disable_ht40_read(struct file *file, - char __user *user_buf, - size_t count, loff_t *ppos) -{ - struct il_priv *il = 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", - il->disable_ht40 ? "Disabled" : "Enabled"); - return simple_read_from_buffer(user_buf, count, ppos, buf, pos); -} - -DEBUGFS_READ_WRITE_FILE_OPS(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(interrupt); -DEBUGFS_READ_FILE_OPS(qos); -DEBUGFS_READ_WRITE_FILE_OPS(disable_ht40); - -static ssize_t il_dbgfs_traffic_log_read(struct file *file, - char __user *user_buf, - size_t count, loff_t *ppos) -{ - struct il_priv *il = file->private_data; - int pos = 0, ofs = 0; - int cnt = 0, entry; - struct il_tx_queue *txq; - struct il_queue *q; - struct il_rx_queue *rxq = &il->rxq; - char *buf; - int bufsz = ((IL_TRAFFIC_ENTRIES * IL_TRAFFIC_ENTRY_SIZE * 64) * 2) + - (il->cfg->base_params->num_of_queues * 32 * 8) + 400; - const u8 *ptr; - ssize_t ret; - - if (!il->txq) { - IL_ERR("txq not ready\n"); - return -EAGAIN; - } - buf = kzalloc(bufsz, GFP_KERNEL); - if (!buf) { - IL_ERR("Can not allocate buffer\n"); - return -ENOMEM; - } - pos += scnprintf(buf + pos, bufsz - pos, "Tx Queue\n"); - for (cnt = 0; cnt < il->hw_params.max_txq_num; cnt++) { - txq = &il->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 (il->tx_traffic && (il_debug_level & IL_DL_TX)) { - ptr = il->tx_traffic; - pos += scnprintf(buf + pos, bufsz - pos, - "Tx Traffic idx: %u\n", il->tx_traffic_idx); - for (cnt = 0, ofs = 0; cnt < IL_TRAFFIC_ENTRIES; cnt++) { - for (entry = 0; entry < IL_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 (il->rx_traffic && (il_debug_level & IL_DL_RX)) { - ptr = il->rx_traffic; - pos += scnprintf(buf + pos, bufsz - pos, - "Rx Traffic idx: %u\n", il->rx_traffic_idx); - for (cnt = 0, ofs = 0; cnt < IL_TRAFFIC_ENTRIES; cnt++) { - for (entry = 0; entry < IL_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 il_dbgfs_traffic_log_write(struct file *file, - const char __user *user_buf, - size_t count, loff_t *ppos) -{ - struct il_priv *il = 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) - il_reset_traffic_log(il); - - return count; -} - -static ssize_t il_dbgfs_tx_queue_read(struct file *file, - char __user *user_buf, - size_t count, loff_t *ppos) { - - struct il_priv *il = file->private_data; - struct il_tx_queue *txq; - struct il_queue *q; - char *buf; - int pos = 0; - int cnt; - int ret; - const size_t bufsz = sizeof(char) * 64 * - il->cfg->base_params->num_of_queues; - - if (!il->txq) { - IL_ERR("txq not ready\n"); - return -EAGAIN; - } - buf = kzalloc(bufsz, GFP_KERNEL); - if (!buf) - return -ENOMEM; - - for (cnt = 0; cnt < il->hw_params.max_txq_num; cnt++) { - txq = &il->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, il->queue_stopped), - txq->swq_id, txq->swq_id & 3, - (txq->swq_id >> 2) & 0x1f); - if (cnt >= 4) - continue; - /* for the ACs, display the stop count too */ - pos += scnprintf(buf + pos, bufsz - pos, - " stop-count: %d\n", - atomic_read(&il->queue_stop_count[cnt])); - } - ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); - kfree(buf); - return ret; -} - -static ssize_t il_dbgfs_rx_queue_read(struct file *file, - char __user *user_buf, - size_t count, loff_t *ppos) { - - struct il_priv *il = file->private_data; - struct il_rx_queue *rxq = &il->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 il_dbgfs_ucode_rx_stats_read(struct file *file, - char __user *user_buf, - size_t count, loff_t *ppos) -{ - struct il_priv *il = file->private_data; - return il->cfg->ops->lib->debugfs_ops.rx_stats_read(file, - user_buf, count, ppos); -} - -static ssize_t il_dbgfs_ucode_tx_stats_read(struct file *file, - char __user *user_buf, - size_t count, loff_t *ppos) -{ - struct il_priv *il = file->private_data; - return il->cfg->ops->lib->debugfs_ops.tx_stats_read(file, - user_buf, count, ppos); -} - -static ssize_t il_dbgfs_ucode_general_stats_read(struct file *file, - char __user *user_buf, - size_t count, loff_t *ppos) -{ - struct il_priv *il = file->private_data; - return il->cfg->ops->lib->debugfs_ops.general_stats_read(file, - user_buf, count, ppos); -} - -static ssize_t il_dbgfs_sensitivity_read(struct file *file, - char __user *user_buf, - size_t count, loff_t *ppos) { - - struct il_priv *il = file->private_data; - int pos = 0; - int cnt = 0; - char *buf; - int bufsz = sizeof(struct il_sensitivity_data) * 4 + 100; - ssize_t ret; - struct il_sensitivity_data *data; - - data = &il->sensitivity_data; - buf = kzalloc(bufsz, GFP_KERNEL); - if (!buf) { - IL_ERR("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 il_dbgfs_chain_noise_read(struct file *file, - char __user *user_buf, - size_t count, loff_t *ppos) { - - struct il_priv *il = file->private_data; - int pos = 0; - int cnt = 0; - char *buf; - int bufsz = sizeof(struct il_chain_noise_data) * 4 + 100; - ssize_t ret; - struct il_chain_noise_data *data; - - data = &il->chain_noise_data; - buf = kzalloc(bufsz, GFP_KERNEL); - if (!buf) { - IL_ERR("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 il_dbgfs_power_save_status_read(struct file *file, - char __user *user_buf, - size_t count, loff_t *ppos) -{ - struct il_priv *il = file->private_data; - char buf[60]; - int pos = 0; - const size_t bufsz = sizeof(buf); - u32 pwrsave_status; - - pwrsave_status = _il_rd(il, 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 il_dbgfs_clear_ucode_stats_write(struct file *file, - const char __user *user_buf, - size_t count, loff_t *ppos) -{ - struct il_priv *il = 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 stats information */ - mutex_lock(&il->mutex); - il_send_stats_request(il, CMD_SYNC, true); - mutex_unlock(&il->mutex); - - return count; -} - -static ssize_t il_dbgfs_rxon_flags_read(struct file *file, - char __user *user_buf, - size_t count, loff_t *ppos) { - - struct il_priv *il = file->private_data; - int len = 0; - char buf[20]; - - len = sprintf(buf, "0x%04X\n", - le32_to_cpu(il->ctx.active.flags)); - return simple_read_from_buffer(user_buf, count, ppos, buf, len); -} - -static ssize_t il_dbgfs_rxon_filter_flags_read(struct file *file, - char __user *user_buf, - size_t count, loff_t *ppos) { - - struct il_priv *il = file->private_data; - int len = 0; - char buf[20]; - - len = sprintf(buf, "0x%04X\n", - le32_to_cpu(il->ctx.active.filter_flags)); - return simple_read_from_buffer(user_buf, count, ppos, buf, len); -} - -static ssize_t il_dbgfs_fh_reg_read(struct file *file, - char __user *user_buf, - size_t count, loff_t *ppos) -{ - struct il_priv *il = file->private_data; - char *buf; - int pos = 0; - ssize_t ret = -EFAULT; - - if (il->cfg->ops->lib->dump_fh) { - ret = pos = il->cfg->ops->lib->dump_fh(il, &buf, true); - if (buf) { - ret = simple_read_from_buffer(user_buf, - count, ppos, buf, pos); - kfree(buf); - } - } - - return ret; -} - -static ssize_t il_dbgfs_missed_beacon_read(struct file *file, - char __user *user_buf, - size_t count, loff_t *ppos) { - - struct il_priv *il = file->private_data; - int pos = 0; - char buf[12]; - const size_t bufsz = sizeof(buf); - - pos += scnprintf(buf + pos, bufsz - pos, "%d\n", - il->missed_beacon_threshold); - - return simple_read_from_buffer(user_buf, count, ppos, buf, pos); -} - -static ssize_t il_dbgfs_missed_beacon_write(struct file *file, - const char __user *user_buf, - size_t count, loff_t *ppos) -{ - struct il_priv *il = 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 < IL_MISSED_BEACON_THRESHOLD_MIN || - missed > IL_MISSED_BEACON_THRESHOLD_MAX) - il->missed_beacon_threshold = - IL_MISSED_BEACON_THRESHOLD_DEF; - else - il->missed_beacon_threshold = missed; - - return count; -} - -static ssize_t il_dbgfs_force_reset_read(struct file *file, - char __user *user_buf, - size_t count, loff_t *ppos) { - - struct il_priv *il = file->private_data; - int pos = 0; - char buf[300]; - const size_t bufsz = sizeof(buf); - struct il_force_reset *force_reset; - - force_reset = &il->force_reset; - - 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 il_dbgfs_force_reset_write(struct file *file, - const char __user *user_buf, - size_t count, loff_t *ppos) { - - int ret; - struct il_priv *il = file->private_data; - - ret = il_force_reset(il, true); - - return ret ? ret : count; -} - -static ssize_t il_dbgfs_wd_timeout_write(struct file *file, - const char __user *user_buf, - size_t count, loff_t *ppos) { - - struct il_priv *il = file->private_data; - char buf[8]; - int buf_size; - int timeout; - - 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", &timeout) != 1) - return -EINVAL; - if (timeout < 0 || timeout > IL_MAX_WD_TIMEOUT) - timeout = IL_DEF_WD_TIMEOUT; - - il->cfg->base_params->wd_timeout = timeout; - il_setup_watchdog(il); - return count; -} - -DEBUGFS_READ_FILE_OPS(rx_stats); -DEBUGFS_READ_FILE_OPS(tx_stats); -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_stats); -DEBUGFS_WRITE_FILE_OPS(clear_traffic_stats); -DEBUGFS_READ_FILE_OPS(fh_reg); -DEBUGFS_READ_WRITE_FILE_OPS(missed_beacon); -DEBUGFS_READ_WRITE_FILE_OPS(force_reset); -DEBUGFS_READ_FILE_OPS(rxon_flags); -DEBUGFS_READ_FILE_OPS(rxon_filter_flags); -DEBUGFS_WRITE_FILE_OPS(wd_timeout); - -/* - * Create the debugfs files and directories - * - */ -int il_dbgfs_register(struct il_priv *il, const char *name) -{ - struct dentry *phyd = il->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; - - il->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(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(disable_ht40, dir_data, S_IWUSR | S_IRUSR); - DEBUGFS_ADD_FILE(rx_stats, dir_debug, S_IRUSR); - DEBUGFS_ADD_FILE(tx_stats, 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_stats, dir_debug, S_IWUSR); - DEBUGFS_ADD_FILE(clear_traffic_stats, 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(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 (il->cfg->base_params->sensitivity_calib_by_driver) - DEBUGFS_ADD_FILE(sensitivity, dir_debug, S_IRUSR); - if (il->cfg->base_params->chain_noise_calib_by_driver) - DEBUGFS_ADD_FILE(chain_noise, 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(wd_timeout, dir_debug, S_IWUSR); - if (il->cfg->base_params->sensitivity_calib_by_driver) - DEBUGFS_ADD_BOOL(disable_sensitivity, dir_rf, - &il->disable_sens_cal); - if (il->cfg->base_params->chain_noise_calib_by_driver) - DEBUGFS_ADD_BOOL(disable_chain_noise, dir_rf, - &il->disable_chain_noise_cal); - DEBUGFS_ADD_BOOL(disable_tx_power, dir_rf, - &il->disable_tx_power_cal); - return 0; - -err: - IL_ERR("Can't create the debugfs directory\n"); - il_dbgfs_unregister(il); - return -ENOMEM; -} -EXPORT_SYMBOL(il_dbgfs_register); - -/** - * Remove the debugfs files and directories - * - */ -void il_dbgfs_unregister(struct il_priv *il) -{ - if (!il->debugfs_dir) - return; - - debugfs_remove_recursive(il->debugfs_dir); - il->debugfs_dir = NULL; -} -EXPORT_SYMBOL(il_dbgfs_unregister); -- 1.7.1