forked from Minki/linux
c8e4955653
Instead of an explicit cast, use the min_t macro. Signed-off-by: Silvan Jegen <s.jegen@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
758 lines
21 KiB
C
758 lines
21 KiB
C
/*
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* Marvell Wireless LAN device driver: debugfs
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*
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* Copyright (C) 2011, Marvell International Ltd.
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*
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* This software file (the "File") is distributed by Marvell International
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* Ltd. under the terms of the GNU General Public License Version 2, June 1991
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* (the "License"). You may use, redistribute and/or modify this File in
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* accordance with the terms and conditions of the License, a copy of which
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* is available by writing to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the
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* worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt.
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*
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* THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE
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* ARE EXPRESSLY DISCLAIMED. The License provides additional details about
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* this warranty disclaimer.
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*/
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#include <linux/debugfs.h>
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#include "main.h"
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#include "11n.h"
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static struct dentry *mwifiex_dfs_dir;
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static char *bss_modes[] = {
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"UNSPECIFIED",
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"ADHOC",
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"STATION",
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"AP",
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"AP_VLAN",
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"WDS",
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"MONITOR",
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"MESH_POINT",
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"P2P_CLIENT",
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"P2P_GO",
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"P2P_DEVICE",
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};
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/* size/addr for mwifiex_debug_info */
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#define item_size(n) (FIELD_SIZEOF(struct mwifiex_debug_info, n))
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#define item_addr(n) (offsetof(struct mwifiex_debug_info, n))
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/* size/addr for struct mwifiex_adapter */
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#define adapter_item_size(n) (FIELD_SIZEOF(struct mwifiex_adapter, n))
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#define adapter_item_addr(n) (offsetof(struct mwifiex_adapter, n))
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struct mwifiex_debug_data {
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char name[32]; /* variable/array name */
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u32 size; /* size of the variable/array */
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size_t addr; /* address of the variable/array */
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int num; /* number of variables in an array */
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};
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static struct mwifiex_debug_data items[] = {
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{"int_counter", item_size(int_counter),
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item_addr(int_counter), 1},
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{"wmm_ac_vo", item_size(packets_out[WMM_AC_VO]),
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item_addr(packets_out[WMM_AC_VO]), 1},
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{"wmm_ac_vi", item_size(packets_out[WMM_AC_VI]),
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item_addr(packets_out[WMM_AC_VI]), 1},
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{"wmm_ac_be", item_size(packets_out[WMM_AC_BE]),
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item_addr(packets_out[WMM_AC_BE]), 1},
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{"wmm_ac_bk", item_size(packets_out[WMM_AC_BK]),
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item_addr(packets_out[WMM_AC_BK]), 1},
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{"tx_buf_size", item_size(tx_buf_size),
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item_addr(tx_buf_size), 1},
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{"curr_tx_buf_size", item_size(curr_tx_buf_size),
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item_addr(curr_tx_buf_size), 1},
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{"ps_mode", item_size(ps_mode),
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item_addr(ps_mode), 1},
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{"ps_state", item_size(ps_state),
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item_addr(ps_state), 1},
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{"is_deep_sleep", item_size(is_deep_sleep),
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item_addr(is_deep_sleep), 1},
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{"wakeup_dev_req", item_size(pm_wakeup_card_req),
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item_addr(pm_wakeup_card_req), 1},
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{"wakeup_tries", item_size(pm_wakeup_fw_try),
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item_addr(pm_wakeup_fw_try), 1},
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{"hs_configured", item_size(is_hs_configured),
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item_addr(is_hs_configured), 1},
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{"hs_activated", item_size(hs_activated),
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item_addr(hs_activated), 1},
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{"num_tx_timeout", item_size(num_tx_timeout),
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item_addr(num_tx_timeout), 1},
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{"is_cmd_timedout", item_size(is_cmd_timedout),
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item_addr(is_cmd_timedout), 1},
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{"timeout_cmd_id", item_size(timeout_cmd_id),
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item_addr(timeout_cmd_id), 1},
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{"timeout_cmd_act", item_size(timeout_cmd_act),
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item_addr(timeout_cmd_act), 1},
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{"last_cmd_id", item_size(last_cmd_id),
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item_addr(last_cmd_id), DBG_CMD_NUM},
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{"last_cmd_act", item_size(last_cmd_act),
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item_addr(last_cmd_act), DBG_CMD_NUM},
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{"last_cmd_index", item_size(last_cmd_index),
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item_addr(last_cmd_index), 1},
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{"last_cmd_resp_id", item_size(last_cmd_resp_id),
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item_addr(last_cmd_resp_id), DBG_CMD_NUM},
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{"last_cmd_resp_index", item_size(last_cmd_resp_index),
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item_addr(last_cmd_resp_index), 1},
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{"last_event", item_size(last_event),
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item_addr(last_event), DBG_CMD_NUM},
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{"last_event_index", item_size(last_event_index),
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item_addr(last_event_index), 1},
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{"num_cmd_h2c_fail", item_size(num_cmd_host_to_card_failure),
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item_addr(num_cmd_host_to_card_failure), 1},
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{"num_cmd_sleep_cfm_fail",
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item_size(num_cmd_sleep_cfm_host_to_card_failure),
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item_addr(num_cmd_sleep_cfm_host_to_card_failure), 1},
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{"num_tx_h2c_fail", item_size(num_tx_host_to_card_failure),
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item_addr(num_tx_host_to_card_failure), 1},
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{"num_evt_deauth", item_size(num_event_deauth),
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item_addr(num_event_deauth), 1},
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{"num_evt_disassoc", item_size(num_event_disassoc),
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item_addr(num_event_disassoc), 1},
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{"num_evt_link_lost", item_size(num_event_link_lost),
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item_addr(num_event_link_lost), 1},
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{"num_cmd_deauth", item_size(num_cmd_deauth),
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item_addr(num_cmd_deauth), 1},
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{"num_cmd_assoc_ok", item_size(num_cmd_assoc_success),
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item_addr(num_cmd_assoc_success), 1},
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{"num_cmd_assoc_fail", item_size(num_cmd_assoc_failure),
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item_addr(num_cmd_assoc_failure), 1},
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{"cmd_sent", item_size(cmd_sent),
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item_addr(cmd_sent), 1},
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{"data_sent", item_size(data_sent),
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item_addr(data_sent), 1},
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{"cmd_resp_received", item_size(cmd_resp_received),
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item_addr(cmd_resp_received), 1},
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{"event_received", item_size(event_received),
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item_addr(event_received), 1},
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/* variables defined in struct mwifiex_adapter */
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{"cmd_pending", adapter_item_size(cmd_pending),
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adapter_item_addr(cmd_pending), 1},
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{"tx_pending", adapter_item_size(tx_pending),
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adapter_item_addr(tx_pending), 1},
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{"rx_pending", adapter_item_size(rx_pending),
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adapter_item_addr(rx_pending), 1},
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};
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static int num_of_items = ARRAY_SIZE(items);
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/*
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* Proc info file read handler.
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*
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* This function is called when the 'info' file is opened for reading.
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* It prints the following driver related information -
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* - Driver name
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* - Driver version
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* - Driver extended version
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* - Interface name
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* - BSS mode
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* - Media state (connected or disconnected)
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* - MAC address
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* - Total number of Tx bytes
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* - Total number of Rx bytes
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* - Total number of Tx packets
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* - Total number of Rx packets
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* - Total number of dropped Tx packets
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* - Total number of dropped Rx packets
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* - Total number of corrupted Tx packets
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* - Total number of corrupted Rx packets
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* - Carrier status (on or off)
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* - Tx queue status (started or stopped)
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*
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* For STA mode drivers, it also prints the following extra -
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* - ESSID
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* - BSSID
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* - Channel
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* - Region code
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* - Multicast count
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* - Multicast addresses
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*/
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static ssize_t
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mwifiex_info_read(struct file *file, char __user *ubuf,
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size_t count, loff_t *ppos)
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{
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struct mwifiex_private *priv =
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(struct mwifiex_private *) file->private_data;
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struct net_device *netdev = priv->netdev;
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struct netdev_hw_addr *ha;
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struct netdev_queue *txq;
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unsigned long page = get_zeroed_page(GFP_KERNEL);
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char *p = (char *) page, fmt[64];
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struct mwifiex_bss_info info;
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ssize_t ret;
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int i = 0;
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if (!p)
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return -ENOMEM;
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memset(&info, 0, sizeof(info));
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ret = mwifiex_get_bss_info(priv, &info);
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if (ret)
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goto free_and_exit;
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mwifiex_drv_get_driver_version(priv->adapter, fmt, sizeof(fmt) - 1);
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if (!priv->version_str[0])
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mwifiex_get_ver_ext(priv);
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p += sprintf(p, "driver_name = " "\"mwifiex\"\n");
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p += sprintf(p, "driver_version = %s", fmt);
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p += sprintf(p, "\nverext = %s", priv->version_str);
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p += sprintf(p, "\ninterface_name=\"%s\"\n", netdev->name);
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if (info.bss_mode >= ARRAY_SIZE(bss_modes))
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p += sprintf(p, "bss_mode=\"%d\"\n", info.bss_mode);
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else
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p += sprintf(p, "bss_mode=\"%s\"\n", bss_modes[info.bss_mode]);
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p += sprintf(p, "media_state=\"%s\"\n",
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(!priv->media_connected ? "Disconnected" : "Connected"));
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p += sprintf(p, "mac_address=\"%pM\"\n", netdev->dev_addr);
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if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA) {
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p += sprintf(p, "multicast_count=\"%d\"\n",
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netdev_mc_count(netdev));
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p += sprintf(p, "essid=\"%s\"\n", info.ssid.ssid);
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p += sprintf(p, "bssid=\"%pM\"\n", info.bssid);
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p += sprintf(p, "channel=\"%d\"\n", (int) info.bss_chan);
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p += sprintf(p, "country_code = \"%s\"\n", info.country_code);
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netdev_for_each_mc_addr(ha, netdev)
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p += sprintf(p, "multicast_address[%d]=\"%pM\"\n",
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i++, ha->addr);
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}
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p += sprintf(p, "num_tx_bytes = %lu\n", priv->stats.tx_bytes);
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p += sprintf(p, "num_rx_bytes = %lu\n", priv->stats.rx_bytes);
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p += sprintf(p, "num_tx_pkts = %lu\n", priv->stats.tx_packets);
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p += sprintf(p, "num_rx_pkts = %lu\n", priv->stats.rx_packets);
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p += sprintf(p, "num_tx_pkts_dropped = %lu\n", priv->stats.tx_dropped);
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p += sprintf(p, "num_rx_pkts_dropped = %lu\n", priv->stats.rx_dropped);
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p += sprintf(p, "num_tx_pkts_err = %lu\n", priv->stats.tx_errors);
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p += sprintf(p, "num_rx_pkts_err = %lu\n", priv->stats.rx_errors);
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p += sprintf(p, "carrier %s\n", ((netif_carrier_ok(priv->netdev))
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? "on" : "off"));
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p += sprintf(p, "tx queue");
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for (i = 0; i < netdev->num_tx_queues; i++) {
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txq = netdev_get_tx_queue(netdev, i);
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p += sprintf(p, " %d:%s", i, netif_tx_queue_stopped(txq) ?
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"stopped" : "started");
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}
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p += sprintf(p, "\n");
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ret = simple_read_from_buffer(ubuf, count, ppos, (char *) page,
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(unsigned long) p - page);
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free_and_exit:
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free_page(page);
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return ret;
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}
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/*
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* Proc getlog file read handler.
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*
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* This function is called when the 'getlog' file is opened for reading
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* It prints the following log information -
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* - Number of multicast Tx frames
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* - Number of failed packets
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* - Number of Tx retries
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* - Number of multicast Tx retries
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* - Number of duplicate frames
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* - Number of RTS successes
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* - Number of RTS failures
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* - Number of ACK failures
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* - Number of fragmented Rx frames
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* - Number of multicast Rx frames
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* - Number of FCS errors
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* - Number of Tx frames
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* - WEP ICV error counts
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*/
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static ssize_t
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mwifiex_getlog_read(struct file *file, char __user *ubuf,
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size_t count, loff_t *ppos)
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{
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struct mwifiex_private *priv =
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(struct mwifiex_private *) file->private_data;
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unsigned long page = get_zeroed_page(GFP_KERNEL);
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char *p = (char *) page;
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ssize_t ret;
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struct mwifiex_ds_get_stats stats;
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if (!p)
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return -ENOMEM;
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memset(&stats, 0, sizeof(stats));
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ret = mwifiex_get_stats_info(priv, &stats);
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if (ret)
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goto free_and_exit;
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p += sprintf(p, "\n"
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"mcasttxframe %u\n"
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"failed %u\n"
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"retry %u\n"
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"multiretry %u\n"
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"framedup %u\n"
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"rtssuccess %u\n"
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"rtsfailure %u\n"
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"ackfailure %u\n"
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"rxfrag %u\n"
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"mcastrxframe %u\n"
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"fcserror %u\n"
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"txframe %u\n"
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"wepicverrcnt-1 %u\n"
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"wepicverrcnt-2 %u\n"
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"wepicverrcnt-3 %u\n"
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"wepicverrcnt-4 %u\n",
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stats.mcast_tx_frame,
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stats.failed,
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stats.retry,
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stats.multi_retry,
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stats.frame_dup,
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stats.rts_success,
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stats.rts_failure,
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stats.ack_failure,
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stats.rx_frag,
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stats.mcast_rx_frame,
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stats.fcs_error,
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stats.tx_frame,
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stats.wep_icv_error[0],
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stats.wep_icv_error[1],
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stats.wep_icv_error[2],
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stats.wep_icv_error[3]);
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ret = simple_read_from_buffer(ubuf, count, ppos, (char *) page,
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(unsigned long) p - page);
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free_and_exit:
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free_page(page);
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return ret;
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}
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static struct mwifiex_debug_info info;
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/*
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* Proc debug file read handler.
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*
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* This function is called when the 'debug' file is opened for reading
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* It prints the following log information -
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* - Interrupt count
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* - WMM AC VO packets count
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* - WMM AC VI packets count
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* - WMM AC BE packets count
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* - WMM AC BK packets count
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* - Maximum Tx buffer size
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* - Tx buffer size
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* - Current Tx buffer size
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* - Power Save mode
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* - Power Save state
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* - Deep Sleep status
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* - Device wakeup required status
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* - Number of wakeup tries
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* - Host Sleep configured status
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* - Host Sleep activated status
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* - Number of Tx timeouts
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* - Number of command timeouts
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* - Last timed out command ID
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* - Last timed out command action
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* - Last command ID
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* - Last command action
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* - Last command index
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* - Last command response ID
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* - Last command response index
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* - Last event
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* - Last event index
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* - Number of host to card command failures
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* - Number of sleep confirm command failures
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* - Number of host to card data failure
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* - Number of deauthentication events
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* - Number of disassociation events
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* - Number of link lost events
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* - Number of deauthentication commands
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* - Number of association success commands
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* - Number of association failure commands
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* - Number of commands sent
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* - Number of data packets sent
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* - Number of command responses received
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* - Number of events received
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* - Tx BA stream table (TID, RA)
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* - Rx reorder table (TID, TA, Start window, Window size, Buffer)
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*/
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static ssize_t
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mwifiex_debug_read(struct file *file, char __user *ubuf,
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size_t count, loff_t *ppos)
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{
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struct mwifiex_private *priv =
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(struct mwifiex_private *) file->private_data;
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struct mwifiex_debug_data *d = &items[0];
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unsigned long page = get_zeroed_page(GFP_KERNEL);
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char *p = (char *) page;
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ssize_t ret;
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size_t size, addr;
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long val;
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int i, j;
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if (!p)
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return -ENOMEM;
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ret = mwifiex_get_debug_info(priv, &info);
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if (ret)
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goto free_and_exit;
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for (i = 0; i < num_of_items; i++) {
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p += sprintf(p, "%s=", d[i].name);
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size = d[i].size / d[i].num;
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if (i < (num_of_items - 3))
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addr = d[i].addr + (size_t) &info;
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else /* The last 3 items are struct mwifiex_adapter variables */
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addr = d[i].addr + (size_t) priv->adapter;
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for (j = 0; j < d[i].num; j++) {
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switch (size) {
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case 1:
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val = *((u8 *) addr);
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break;
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case 2:
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val = *((u16 *) addr);
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break;
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case 4:
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val = *((u32 *) addr);
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break;
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case 8:
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val = *((long long *) addr);
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break;
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default:
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val = -1;
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break;
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}
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p += sprintf(p, "%#lx ", val);
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addr += size;
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}
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p += sprintf(p, "\n");
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}
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if (info.tx_tbl_num) {
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p += sprintf(p, "Tx BA stream table:\n");
|
|
for (i = 0; i < info.tx_tbl_num; i++)
|
|
p += sprintf(p, "tid = %d, ra = %pM\n",
|
|
info.tx_tbl[i].tid, info.tx_tbl[i].ra);
|
|
}
|
|
|
|
if (info.rx_tbl_num) {
|
|
p += sprintf(p, "Rx reorder table:\n");
|
|
for (i = 0; i < info.rx_tbl_num; i++) {
|
|
p += sprintf(p, "tid = %d, ta = %pM, "
|
|
"start_win = %d, "
|
|
"win_size = %d, buffer: ",
|
|
info.rx_tbl[i].tid,
|
|
info.rx_tbl[i].ta,
|
|
info.rx_tbl[i].start_win,
|
|
info.rx_tbl[i].win_size);
|
|
|
|
for (j = 0; j < info.rx_tbl[i].win_size; j++)
|
|
p += sprintf(p, "%c ",
|
|
info.rx_tbl[i].buffer[j] ?
|
|
'1' : '0');
|
|
|
|
p += sprintf(p, "\n");
|
|
}
|
|
}
|
|
|
|
ret = simple_read_from_buffer(ubuf, count, ppos, (char *) page,
|
|
(unsigned long) p - page);
|
|
|
|
free_and_exit:
|
|
free_page(page);
|
|
return ret;
|
|
}
|
|
|
|
static u32 saved_reg_type, saved_reg_offset, saved_reg_value;
|
|
|
|
/*
|
|
* Proc regrdwr file write handler.
|
|
*
|
|
* This function is called when the 'regrdwr' file is opened for writing
|
|
*
|
|
* This function can be used to write to a register.
|
|
*/
|
|
static ssize_t
|
|
mwifiex_regrdwr_write(struct file *file,
|
|
const char __user *ubuf, size_t count, loff_t *ppos)
|
|
{
|
|
unsigned long addr = get_zeroed_page(GFP_KERNEL);
|
|
char *buf = (char *) addr;
|
|
size_t buf_size = min_t(size_t, count, PAGE_SIZE - 1);
|
|
int ret;
|
|
u32 reg_type = 0, reg_offset = 0, reg_value = UINT_MAX;
|
|
|
|
if (!buf)
|
|
return -ENOMEM;
|
|
|
|
|
|
if (copy_from_user(buf, ubuf, buf_size)) {
|
|
ret = -EFAULT;
|
|
goto done;
|
|
}
|
|
|
|
sscanf(buf, "%u %x %x", ®_type, ®_offset, ®_value);
|
|
|
|
if (reg_type == 0 || reg_offset == 0) {
|
|
ret = -EINVAL;
|
|
goto done;
|
|
} else {
|
|
saved_reg_type = reg_type;
|
|
saved_reg_offset = reg_offset;
|
|
saved_reg_value = reg_value;
|
|
ret = count;
|
|
}
|
|
done:
|
|
free_page(addr);
|
|
return ret;
|
|
}
|
|
|
|
/*
|
|
* Proc regrdwr file read handler.
|
|
*
|
|
* This function is called when the 'regrdwr' file is opened for reading
|
|
*
|
|
* This function can be used to read from a register.
|
|
*/
|
|
static ssize_t
|
|
mwifiex_regrdwr_read(struct file *file, char __user *ubuf,
|
|
size_t count, loff_t *ppos)
|
|
{
|
|
struct mwifiex_private *priv =
|
|
(struct mwifiex_private *) file->private_data;
|
|
unsigned long addr = get_zeroed_page(GFP_KERNEL);
|
|
char *buf = (char *) addr;
|
|
int pos = 0, ret = 0;
|
|
u32 reg_value;
|
|
|
|
if (!buf)
|
|
return -ENOMEM;
|
|
|
|
if (!saved_reg_type) {
|
|
/* No command has been given */
|
|
pos += snprintf(buf, PAGE_SIZE, "0");
|
|
goto done;
|
|
}
|
|
/* Set command has been given */
|
|
if (saved_reg_value != UINT_MAX) {
|
|
ret = mwifiex_reg_write(priv, saved_reg_type, saved_reg_offset,
|
|
saved_reg_value);
|
|
|
|
pos += snprintf(buf, PAGE_SIZE, "%u 0x%x 0x%x\n",
|
|
saved_reg_type, saved_reg_offset,
|
|
saved_reg_value);
|
|
|
|
ret = simple_read_from_buffer(ubuf, count, ppos, buf, pos);
|
|
|
|
goto done;
|
|
}
|
|
/* Get command has been given */
|
|
ret = mwifiex_reg_read(priv, saved_reg_type,
|
|
saved_reg_offset, ®_value);
|
|
if (ret) {
|
|
ret = -EINVAL;
|
|
goto done;
|
|
}
|
|
|
|
pos += snprintf(buf, PAGE_SIZE, "%u 0x%x 0x%x\n", saved_reg_type,
|
|
saved_reg_offset, reg_value);
|
|
|
|
ret = simple_read_from_buffer(ubuf, count, ppos, buf, pos);
|
|
|
|
done:
|
|
free_page(addr);
|
|
return ret;
|
|
}
|
|
|
|
static u32 saved_offset = -1, saved_bytes = -1;
|
|
|
|
/*
|
|
* Proc rdeeprom file write handler.
|
|
*
|
|
* This function is called when the 'rdeeprom' file is opened for writing
|
|
*
|
|
* This function can be used to write to a RDEEPROM location.
|
|
*/
|
|
static ssize_t
|
|
mwifiex_rdeeprom_write(struct file *file,
|
|
const char __user *ubuf, size_t count, loff_t *ppos)
|
|
{
|
|
unsigned long addr = get_zeroed_page(GFP_KERNEL);
|
|
char *buf = (char *) addr;
|
|
size_t buf_size = min_t(size_t, count, PAGE_SIZE - 1);
|
|
int ret = 0;
|
|
int offset = -1, bytes = -1;
|
|
|
|
if (!buf)
|
|
return -ENOMEM;
|
|
|
|
|
|
if (copy_from_user(buf, ubuf, buf_size)) {
|
|
ret = -EFAULT;
|
|
goto done;
|
|
}
|
|
|
|
sscanf(buf, "%d %d", &offset, &bytes);
|
|
|
|
if (offset == -1 || bytes == -1) {
|
|
ret = -EINVAL;
|
|
goto done;
|
|
} else {
|
|
saved_offset = offset;
|
|
saved_bytes = bytes;
|
|
ret = count;
|
|
}
|
|
done:
|
|
free_page(addr);
|
|
return ret;
|
|
}
|
|
|
|
/*
|
|
* Proc rdeeprom read write handler.
|
|
*
|
|
* This function is called when the 'rdeeprom' file is opened for reading
|
|
*
|
|
* This function can be used to read from a RDEEPROM location.
|
|
*/
|
|
static ssize_t
|
|
mwifiex_rdeeprom_read(struct file *file, char __user *ubuf,
|
|
size_t count, loff_t *ppos)
|
|
{
|
|
struct mwifiex_private *priv =
|
|
(struct mwifiex_private *) file->private_data;
|
|
unsigned long addr = get_zeroed_page(GFP_KERNEL);
|
|
char *buf = (char *) addr;
|
|
int pos = 0, ret = 0, i;
|
|
u8 value[MAX_EEPROM_DATA];
|
|
|
|
if (!buf)
|
|
return -ENOMEM;
|
|
|
|
if (saved_offset == -1) {
|
|
/* No command has been given */
|
|
pos += snprintf(buf, PAGE_SIZE, "0");
|
|
goto done;
|
|
}
|
|
|
|
/* Get command has been given */
|
|
ret = mwifiex_eeprom_read(priv, (u16) saved_offset,
|
|
(u16) saved_bytes, value);
|
|
if (ret) {
|
|
ret = -EINVAL;
|
|
goto done;
|
|
}
|
|
|
|
pos += snprintf(buf, PAGE_SIZE, "%d %d ", saved_offset, saved_bytes);
|
|
|
|
for (i = 0; i < saved_bytes; i++)
|
|
pos += snprintf(buf + strlen(buf), PAGE_SIZE, "%d ", value[i]);
|
|
|
|
ret = simple_read_from_buffer(ubuf, count, ppos, buf, pos);
|
|
|
|
done:
|
|
free_page(addr);
|
|
return ret;
|
|
}
|
|
|
|
|
|
#define MWIFIEX_DFS_ADD_FILE(name) do { \
|
|
if (!debugfs_create_file(#name, 0644, priv->dfs_dev_dir, \
|
|
priv, &mwifiex_dfs_##name##_fops)) \
|
|
return; \
|
|
} while (0);
|
|
|
|
#define MWIFIEX_DFS_FILE_OPS(name) \
|
|
static const struct file_operations mwifiex_dfs_##name##_fops = { \
|
|
.read = mwifiex_##name##_read, \
|
|
.write = mwifiex_##name##_write, \
|
|
.open = simple_open, \
|
|
};
|
|
|
|
#define MWIFIEX_DFS_FILE_READ_OPS(name) \
|
|
static const struct file_operations mwifiex_dfs_##name##_fops = { \
|
|
.read = mwifiex_##name##_read, \
|
|
.open = simple_open, \
|
|
};
|
|
|
|
#define MWIFIEX_DFS_FILE_WRITE_OPS(name) \
|
|
static const struct file_operations mwifiex_dfs_##name##_fops = { \
|
|
.write = mwifiex_##name##_write, \
|
|
.open = simple_open, \
|
|
};
|
|
|
|
|
|
MWIFIEX_DFS_FILE_READ_OPS(info);
|
|
MWIFIEX_DFS_FILE_READ_OPS(debug);
|
|
MWIFIEX_DFS_FILE_READ_OPS(getlog);
|
|
MWIFIEX_DFS_FILE_OPS(regrdwr);
|
|
MWIFIEX_DFS_FILE_OPS(rdeeprom);
|
|
|
|
/*
|
|
* This function creates the debug FS directory structure and the files.
|
|
*/
|
|
void
|
|
mwifiex_dev_debugfs_init(struct mwifiex_private *priv)
|
|
{
|
|
if (!mwifiex_dfs_dir || !priv)
|
|
return;
|
|
|
|
priv->dfs_dev_dir = debugfs_create_dir(priv->netdev->name,
|
|
mwifiex_dfs_dir);
|
|
|
|
if (!priv->dfs_dev_dir)
|
|
return;
|
|
|
|
MWIFIEX_DFS_ADD_FILE(info);
|
|
MWIFIEX_DFS_ADD_FILE(debug);
|
|
MWIFIEX_DFS_ADD_FILE(getlog);
|
|
MWIFIEX_DFS_ADD_FILE(regrdwr);
|
|
MWIFIEX_DFS_ADD_FILE(rdeeprom);
|
|
}
|
|
|
|
/*
|
|
* This function removes the debug FS directory structure and the files.
|
|
*/
|
|
void
|
|
mwifiex_dev_debugfs_remove(struct mwifiex_private *priv)
|
|
{
|
|
if (!priv)
|
|
return;
|
|
|
|
debugfs_remove_recursive(priv->dfs_dev_dir);
|
|
}
|
|
|
|
/*
|
|
* This function creates the top level proc directory.
|
|
*/
|
|
void
|
|
mwifiex_debugfs_init(void)
|
|
{
|
|
if (!mwifiex_dfs_dir)
|
|
mwifiex_dfs_dir = debugfs_create_dir("mwifiex", NULL);
|
|
}
|
|
|
|
/*
|
|
* This function removes the top level proc directory.
|
|
*/
|
|
void
|
|
mwifiex_debugfs_remove(void)
|
|
{
|
|
if (mwifiex_dfs_dir)
|
|
debugfs_remove(mwifiex_dfs_dir);
|
|
}
|