staging: Add rtl8723bs sdio wifi driver

The rtl8723bs is found on quite a few systems used by Linux users,
such as on Atom systems (Intel Computestick and various other
Atom based devices) and on many (budget) ARM boards such as
the CHIP.

The plan moving forward with this is for the new clean,
written from scratch, rtl8xxxu driver to eventually gain
support for sdio devices. But there is no clear timeline
for that, so lets add this driver included in staging for now.

Cc: Bastien Nocera <hadess@hadess.net>
Cc: Larry Finger <Larry.Finger@lwfinger.net>
Cc: Jes Sorensen <jes.sorensen@gmail.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 files changed, 786 insertions, 0 deletions

diff --git a/drivers/staging/rtl8723bs/os_dep/rtw_proc.c b/drivers/staging/rtl8723bs/os_dep/rtw_proc.c
new file mode 100644
index 000000000000..4088381dff35
--- /dev/null
+++ b/drivers/staging/rtl8723bs/os_dep/rtw_proc.c
@@ -0,0 +1,786 @@
+/******************************************************************************
+ *
+ * Copyright(c) 2007 - 2013 Realtek 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.
+ *
+ ******************************************************************************/
+
+#include <drv_types.h>
+#include <rtw_debug.h>
+#include "rtw_proc.h"
+
+#ifdef CONFIG_PROC_DEBUG
+
+static struct proc_dir_entry *rtw_proc = NULL;
+
+#define RTW_PROC_NAME "rtl8723bs"
+
+#define get_proc_net init_net.proc_net
+
+inline struct proc_dir_entry *rtw_proc_create_dir(const char *name, struct proc_dir_entry *parent, void *data)
+{
+	struct proc_dir_entry *entry;
+
+	entry = proc_mkdir_data(name, S_IRUGO|S_IXUGO, parent, data);
+
+	return entry;
+}
+
+inline struct proc_dir_entry *rtw_proc_create_entry(const char *name, struct proc_dir_entry *parent,
+	const struct file_operations *fops, void *data)
+{
+	struct proc_dir_entry *entry;
+
+	entry = proc_create_data(name,  S_IFREG|S_IRUGO, parent, fops, data);
+
+	return entry;
+}
+
+static int proc_get_dummy(struct seq_file *m, void *v)
+{
+	return 0;
+}
+
+static int proc_get_drv_version(struct seq_file *m, void *v)
+{
+	dump_drv_version(m);
+	return 0;
+}
+
+static int proc_get_log_level(struct seq_file *m, void *v)
+{
+	dump_log_level(m);
+	return 0;
+}
+
+static ssize_t proc_set_log_level(struct file *file, const char __user *buffer, size_t count, loff_t *pos, void *data)
+{
+	char tmp[32];
+	int log_level;
+
+	if (count < 1)
+		return -EINVAL;
+
+	if (buffer && !copy_from_user(tmp, buffer, sizeof(tmp))) {
+		sscanf(tmp, "%d ", &log_level);
+		if (log_level >= _drv_always_ && log_level <= _drv_debug_)
+		{
+			GlobalDebugLevel = log_level;
+			printk("%d\n", GlobalDebugLevel);
+		}
+	} else {
+		return -EFAULT;
+	}
+
+	return count;
+}
+
+/*
+* rtw_drv_proc:
+* init/deinit when register/unregister driver
+*/
+static const struct rtw_proc_hdl drv_proc_hdls [] = {
+	{"ver_info", proc_get_drv_version, NULL},
+	{"log_level", proc_get_log_level, proc_set_log_level},
+};
+
+static const int drv_proc_hdls_num = sizeof(drv_proc_hdls) / sizeof(struct rtw_proc_hdl);
+
+static int rtw_drv_proc_open(struct inode *inode, struct file *file)
+{
+	/* struct net_device *dev = proc_get_parent_data(inode); */
+	ssize_t index = (ssize_t)PDE_DATA(inode);
+	const struct rtw_proc_hdl *hdl = drv_proc_hdls+index;
+       return single_open(file, hdl->show, NULL);
+}
+
+static ssize_t rtw_drv_proc_write(struct file *file, const char __user *buffer, size_t count, loff_t *pos)
+{
+	ssize_t index = (ssize_t)PDE_DATA(file_inode(file));
+	const struct rtw_proc_hdl *hdl = drv_proc_hdls+index;
+	ssize_t (*write)(struct file *, const char __user *, size_t, loff_t *, void *) = hdl->write;
+
+	if (write)
+		return write(file, buffer, count, pos, NULL);
+
+	return -EROFS;
+}
+
+static const struct file_operations rtw_drv_proc_fops = {
+	.owner = THIS_MODULE,
+	.open = rtw_drv_proc_open,
+	.read = seq_read,
+	.llseek = seq_lseek,
+	.release = single_release,
+	.write = rtw_drv_proc_write,
+};
+
+int rtw_drv_proc_init(void)
+{
+	int ret = _FAIL;
+	ssize_t i;
+	struct proc_dir_entry *entry = NULL;
+
+	if (rtw_proc != NULL) {
+		rtw_warn_on(1);
+		goto exit;
+	}
+
+	rtw_proc = rtw_proc_create_dir(RTW_PROC_NAME, get_proc_net, NULL);
+
+	if (rtw_proc == NULL) {
+		rtw_warn_on(1);
+		goto exit;
+	}
+
+	for (i = 0;i<drv_proc_hdls_num;i++) {
+		entry = rtw_proc_create_entry(drv_proc_hdls[i].name, rtw_proc, &rtw_drv_proc_fops, (void *)i);
+		if (!entry) {
+			rtw_warn_on(1);
+			goto exit;
+		}
+	}
+
+	ret = _SUCCESS;
+
+exit:
+	return ret;
+}
+
+void rtw_drv_proc_deinit(void)
+{
+	int i;
+
+	if (rtw_proc == NULL)
+		return;
+
+	for (i = 0;i<drv_proc_hdls_num;i++)
+		remove_proc_entry(drv_proc_hdls[i].name, rtw_proc);
+
+	remove_proc_entry(RTW_PROC_NAME, get_proc_net);
+	rtw_proc = NULL;
+}
+
+static int proc_get_sd_f0_reg_dump(struct seq_file *m, void *v)
+{
+	struct net_device *dev = m->private;
+	struct adapter *adapter = (struct adapter *)rtw_netdev_priv(dev);
+
+	sd_f0_reg_dump(m, adapter);
+
+	return 0;
+}
+
+static int proc_get_mac_reg_dump(struct seq_file *m, void *v)
+{
+	struct net_device *dev = m->private;
+	struct adapter *adapter = (struct adapter *)rtw_netdev_priv(dev);
+
+	mac_reg_dump(m, adapter);
+
+	return 0;
+}
+
+static int proc_get_bb_reg_dump(struct seq_file *m, void *v)
+{
+	struct net_device *dev = m->private;
+	struct adapter *adapter = (struct adapter *)rtw_netdev_priv(dev);
+
+	bb_reg_dump(m, adapter);
+
+	return 0;
+}
+
+static int proc_get_rf_reg_dump(struct seq_file *m, void *v)
+{
+	struct net_device *dev = m->private;
+	struct adapter *adapter = (struct adapter *)rtw_netdev_priv(dev);
+
+	rf_reg_dump(m, adapter);
+
+	return 0;
+}
+static int proc_get_linked_info_dump(struct seq_file *m, void *v)
+{
+	struct net_device *dev = m->private;
+	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
+
+	if (padapter)
+		DBG_871X_SEL_NL(m, "linked_info_dump :%s\n", (padapter->bLinkInfoDump)?"enable":"disable");
+
+	return 0;
+}
+
+static ssize_t proc_set_linked_info_dump(struct file *file, const char __user *buffer, size_t count, loff_t *pos, void *data)
+{
+	struct net_device *dev = data;
+	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
+
+	char tmp[2];
+	int mode = 0;
+
+	if (count < 1)
+		return -EFAULT;
+
+	if (buffer && !copy_from_user(tmp, buffer, sizeof(tmp))) {
+		if (padapter)
+		{
+			/* padapter->bLinkInfoDump = mode; */
+			/* DBG_871X("linked_info_dump =%s\n", (padapter->bLinkInfoDump)?"enable":"disable"); */
+			 linked_info_dump(padapter, mode);
+		}
+
+	}
+
+	return count;
+
+}
+
+static int proc_get_rx_info(struct seq_file *m, void *v)
+{
+	struct net_device *dev = m->private;
+	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
+	struct dvobj_priv *psdpriv = padapter->dvobj;
+	struct debug_priv *pdbgpriv = &psdpriv->drv_dbg;
+
+	/* Counts of packets whose seq_num is less than preorder_ctrl->indicate_seq, Ex delay, retransmission, redundant packets and so on */
+	DBG_871X_SEL_NL(m,"Counts of Packets Whose Seq_Num Less Than Reorder Control Seq_Num: %llu\n", (unsigned long long)pdbgpriv->dbg_rx_ampdu_drop_count);
+	/* How many times the Rx Reorder Timer is triggered. */
+	DBG_871X_SEL_NL(m,"Rx Reorder Time-out Trigger Counts: %llu\n", (unsigned long long)pdbgpriv->dbg_rx_ampdu_forced_indicate_count);
+	/* Total counts of packets loss */
+	DBG_871X_SEL_NL(m,"Rx Packet Loss Counts: %llu\n", (unsigned long long)pdbgpriv->dbg_rx_ampdu_loss_count);
+	DBG_871X_SEL_NL(m,"Duplicate Management Frame Drop Count: %llu\n", (unsigned long long)pdbgpriv->dbg_rx_dup_mgt_frame_drop_count);
+	DBG_871X_SEL_NL(m,"AMPDU BA window shift Count: %llu\n", (unsigned long long)pdbgpriv->dbg_rx_ampdu_window_shift_cnt);
+	return 0;
+}
+
+
+static ssize_t proc_reset_rx_info(struct file *file, const char __user *buffer, size_t count, loff_t *pos, void *data)
+{
+	struct net_device *dev = data;
+	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
+	struct dvobj_priv *psdpriv = padapter->dvobj;
+	struct debug_priv *pdbgpriv = &psdpriv->drv_dbg;
+	char cmd[32];
+	if (buffer && !copy_from_user(cmd, buffer, sizeof(cmd))) {
+		if ('0' == cmd[0]) {
+			pdbgpriv->dbg_rx_ampdu_drop_count = 0;
+			pdbgpriv->dbg_rx_ampdu_forced_indicate_count = 0;
+			pdbgpriv->dbg_rx_ampdu_loss_count = 0;
+			pdbgpriv->dbg_rx_dup_mgt_frame_drop_count = 0;
+			pdbgpriv->dbg_rx_ampdu_window_shift_cnt = 0;
+		}
+	}
+
+	return count;
+}
+
+static int proc_get_cam(struct seq_file *m, void *v)
+{
+	return 0;
+}
+
+static ssize_t proc_set_cam(struct file *file, const char __user *buffer, size_t count, loff_t *pos, void *data)
+{
+	struct net_device *dev = data;
+	struct adapter *adapter;
+
+	char tmp[32];
+	char cmd[4];
+	u8 id;
+
+	adapter = (struct adapter *)rtw_netdev_priv(dev);
+	if (!adapter)
+		return -EFAULT;
+
+	if (buffer && !copy_from_user(tmp, buffer, sizeof(tmp))) {
+
+		/* c <id>: clear specific cam entry */
+		/* wfc <id>: write specific cam entry from cam cache */
+
+		int num = sscanf(tmp, "%4s %hhu", cmd, &id);
+
+		if (num < 2)
+			return count;
+
+		if (strcmp("c", cmd) == 0) {
+			_clear_cam_entry(adapter, id);
+			adapter->securitypriv.hw_decrypted = false; /* temporarily set this for TX path to use SW enc */
+		} else if (strcmp("wfc", cmd) == 0) {
+			write_cam_from_cache(adapter, id);
+		}
+	}
+
+	return count;
+}
+
+static int proc_get_cam_cache(struct seq_file *m, void *v)
+{
+	struct net_device *dev = m->private;
+	struct adapter *adapter = (struct adapter *)rtw_netdev_priv(dev);
+	struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
+	u8 i;
+
+	DBG_871X_SEL_NL(m, "cam bitmap:0x%016llx\n", dvobj->cam_ctl.bitmap);
+
+	DBG_871X_SEL_NL(m, "%-2s %-6s %-17s %-32s %-3s %-7s"
+		/*  %-2s %-2s %-4s %-5s" */
+		"\n"
+		, "id", "ctrl", "addr", "key", "kid", "type"
+		/*  "MK", "GK", "MFB", "valid" */
+	);
+
+	for (i = 0;i<32;i++) {
+		if (dvobj->cam_cache[i].ctrl != 0)
+			DBG_871X_SEL_NL(m, "%2u 0x%04x "MAC_FMT" "KEY_FMT" %3u %-7s"
+				/*  %2u %2u 0x%02x %5u" */
+				"\n", i
+				, dvobj->cam_cache[i].ctrl
+				, MAC_ARG(dvobj->cam_cache[i].mac)
+				, KEY_ARG(dvobj->cam_cache[i].key)
+				, (dvobj->cam_cache[i].ctrl)&0x03
+				, security_type_str(((dvobj->cam_cache[i].ctrl)>>2)&0x07)
+				/*  ((dvobj->cam_cache[i].ctrl)>>5)&0x01 */
+				/*  ((dvobj->cam_cache[i].ctrl)>>6)&0x01 */
+				/*  ((dvobj->cam_cache[i].ctrl)>>8)&0x7f */
+				/*  ((dvobj->cam_cache[i].ctrl)>>15)&0x01 */
+			);
+	}
+
+	return 0;
+}
+
+/*
+* rtw_adapter_proc:
+* init/deinit when register/unregister net_device
+*/
+static const struct rtw_proc_hdl adapter_proc_hdls [] = {
+	{"write_reg", proc_get_dummy, proc_set_write_reg},
+	{"read_reg", proc_get_read_reg, proc_set_read_reg},
+	{"fwstate", proc_get_fwstate, NULL},
+	{"sec_info", proc_get_sec_info, NULL},
+	{"mlmext_state", proc_get_mlmext_state, NULL},
+	{"qos_option", proc_get_qos_option, NULL},
+	{"ht_option", proc_get_ht_option, NULL},
+	{"rf_info", proc_get_rf_info, NULL},
+	{"survey_info", proc_get_survey_info, NULL},
+	{"ap_info", proc_get_ap_info, NULL},
+	{"adapter_state", proc_get_adapter_state, NULL},
+	{"trx_info", proc_get_trx_info, NULL},
+	{"rate_ctl", proc_get_rate_ctl, proc_set_rate_ctl},
+	{"cam", proc_get_cam, proc_set_cam},
+	{"cam_cache", proc_get_cam_cache, NULL},
+	{"suspend_info", proc_get_suspend_resume_info, NULL},
+	{"rx_info", proc_get_rx_info, proc_reset_rx_info},
+
+	{"roam_flags", proc_get_roam_flags, proc_set_roam_flags},
+	{"roam_param", proc_get_roam_param, proc_set_roam_param},
+	{"roam_tgt_addr", proc_get_dummy, proc_set_roam_tgt_addr},
+
+	{"sd_f0_reg_dump", proc_get_sd_f0_reg_dump, NULL},
+
+	{"fwdl_test_case", proc_get_dummy, proc_set_fwdl_test_case},
+	{"wait_hiq_empty", proc_get_dummy, proc_set_wait_hiq_empty},
+
+	{"mac_reg_dump", proc_get_mac_reg_dump, NULL},
+	{"bb_reg_dump", proc_get_bb_reg_dump, NULL},
+	{"rf_reg_dump", proc_get_rf_reg_dump, NULL},
+
+	{"all_sta_info", proc_get_all_sta_info, NULL},
+
+	{"rx_signal", proc_get_rx_signal, proc_set_rx_signal},
+	{"hw_info", proc_get_hw_status, NULL},
+
+	{"ht_enable", proc_get_ht_enable, proc_set_ht_enable},
+	{"bw_mode", proc_get_bw_mode, proc_set_bw_mode},
+	{"ampdu_enable", proc_get_ampdu_enable, proc_set_ampdu_enable},
+	{"rx_stbc", proc_get_rx_stbc, proc_set_rx_stbc},
+	{"rx_ampdu", proc_get_rx_ampdu, proc_set_rx_ampdu},
+
+	{"en_fwps", proc_get_en_fwps, proc_set_en_fwps},
+
+	/* path_rssi", proc_get_two_path_rssi, NULL}, */
+	{"rssi_disp", proc_get_rssi_disp, proc_set_rssi_disp},
+
+	{"btcoex_dbg", proc_get_btcoex_dbg, proc_set_btcoex_dbg},
+	{"btcoex", proc_get_btcoex_info, NULL},
+
+	{"linked_info_dump", proc_get_linked_info_dump, proc_set_linked_info_dump},
+#ifdef CONFIG_DBG_COUNTER
+	{"rx_logs", proc_get_rx_logs, NULL},
+	{"tx_logs", proc_get_tx_logs, NULL},
+	{"int_logs", proc_get_int_logs, NULL},
+#endif
+};
+
+static const int adapter_proc_hdls_num = sizeof(adapter_proc_hdls) / sizeof(struct rtw_proc_hdl);
+
+static int rtw_adapter_proc_open(struct inode *inode, struct file *file)
+{
+	ssize_t index = (ssize_t)PDE_DATA(inode);
+	const struct rtw_proc_hdl *hdl = adapter_proc_hdls+index;
+
+	return single_open(file, hdl->show, proc_get_parent_data(inode));
+}
+
+static ssize_t rtw_adapter_proc_write(struct file *file, const char __user *buffer, size_t count, loff_t *pos)
+{
+	ssize_t index = (ssize_t)PDE_DATA(file_inode(file));
+	const struct rtw_proc_hdl *hdl = adapter_proc_hdls+index;
+	ssize_t (*write)(struct file *, const char __user *, size_t, loff_t *, void *) = hdl->write;
+
+	if (write)
+		return write(file, buffer, count, pos, ((struct seq_file *)file->private_data)->private);
+
+	return -EROFS;
+}
+
+static const struct file_operations rtw_adapter_proc_fops = {
+	.owner = THIS_MODULE,
+	.open = rtw_adapter_proc_open,
+	.read = seq_read,
+	.llseek = seq_lseek,
+	.release = single_release,
+	.write = rtw_adapter_proc_write,
+};
+
+int proc_get_odm_dbg_comp(struct seq_file *m, void *v)
+{
+	struct net_device *dev = m->private;
+	struct adapter *adapter = (struct adapter *)rtw_netdev_priv(dev);
+
+	rtw_odm_dbg_comp_msg(m, adapter);
+
+	return 0;
+}
+
+ssize_t proc_set_odm_dbg_comp(struct file *file, const char __user *buffer, size_t count, loff_t *pos, void *data)
+{
+	struct net_device *dev = data;
+	struct adapter *adapter = (struct adapter *)rtw_netdev_priv(dev);
+	char tmp[32];
+
+	u64 dbg_comp;
+
+	if (count < 1)
+		return -EFAULT;
+
+	if (buffer && !copy_from_user(tmp, buffer, sizeof(tmp))) {
+
+		int num = sscanf(tmp, "%llx", &dbg_comp);
+
+		if (num != 1)
+			return count;
+
+		rtw_odm_dbg_comp_set(adapter, dbg_comp);
+	}
+
+	return count;
+}
+
+int proc_get_odm_dbg_level(struct seq_file *m, void *v)
+{
+	struct net_device *dev = m->private;
+	struct adapter *adapter = (struct adapter *)rtw_netdev_priv(dev);
+
+	rtw_odm_dbg_level_msg(m, adapter);
+
+	return 0;
+}
+
+ssize_t proc_set_odm_dbg_level(struct file *file, const char __user *buffer, size_t count, loff_t *pos, void *data)
+{
+	struct net_device *dev = data;
+	struct adapter *adapter = (struct adapter *)rtw_netdev_priv(dev);
+	char tmp[32];
+
+	u32 dbg_level;
+
+	if (count < 1)
+		return -EFAULT;
+
+	if (buffer && !copy_from_user(tmp, buffer, sizeof(tmp))) {
+
+		int num = sscanf(tmp, "%u", &dbg_level);
+
+		if (num != 1)
+			return count;
+
+		rtw_odm_dbg_level_set(adapter, dbg_level);
+	}
+
+	return count;
+}
+
+static int proc_get_odm_ability(struct seq_file *m, void *v)
+{
+	struct net_device *dev = m->private;
+	struct adapter *adapter = (struct adapter *)rtw_netdev_priv(dev);
+
+	rtw_odm_ability_msg(m, adapter);
+
+	return 0;
+}
+
+static ssize_t proc_set_odm_ability(struct file *file, const char __user *buffer, size_t count, loff_t *pos, void *data)
+{
+	struct net_device *dev = data;
+	struct adapter *adapter = (struct adapter *)rtw_netdev_priv(dev);
+	char tmp[32];
+
+	u32 ability;
+
+	if (count < 1)
+		return -EFAULT;
+
+	if (buffer && !copy_from_user(tmp, buffer, sizeof(tmp))) {
+
+		int num = sscanf(tmp, "%x", &ability);
+
+		if (num != 1)
+			return count;
+
+		rtw_odm_ability_set(adapter, ability);
+	}
+
+	return count;
+}
+
+int proc_get_odm_adaptivity(struct seq_file *m, void *v)
+{
+	struct net_device *dev = m->private;
+	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
+
+	rtw_odm_adaptivity_parm_msg(m, padapter);
+
+	return 0;
+}
+
+ssize_t proc_set_odm_adaptivity(struct file *file, const char __user *buffer, size_t count, loff_t *pos, void *data)
+{
+	struct net_device *dev = data;
+	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
+	char tmp[32];
+	u32 TH_L2H_ini;
+	s8 TH_EDCCA_HL_diff;
+	u32 IGI_Base;
+	int ForceEDCCA;
+	u8 AdapEn_RSSI;
+	u8 IGI_LowerBound;
+
+	if (count < 1)
+		return -EFAULT;
+
+	if (buffer && !copy_from_user(tmp, buffer, sizeof(tmp))) {
+
+		int num = sscanf(tmp, "%x %hhd %x %d %hhu %hhu",
+			&TH_L2H_ini, &TH_EDCCA_HL_diff, &IGI_Base, &ForceEDCCA, &AdapEn_RSSI, &IGI_LowerBound);
+
+		if (num != 6)
+			return count;
+
+		rtw_odm_adaptivity_parm_set(padapter, (s8)TH_L2H_ini, TH_EDCCA_HL_diff, (s8)IGI_Base, (bool)ForceEDCCA, AdapEn_RSSI, IGI_LowerBound);
+	}
+
+	return count;
+}
+
+/*
+* rtw_odm_proc:
+* init/deinit when register/unregister net_device, along with rtw_adapter_proc
+*/
+static const struct rtw_proc_hdl odm_proc_hdls [] = {
+	{"dbg_comp", proc_get_odm_dbg_comp, proc_set_odm_dbg_comp},
+	{"dbg_level", proc_get_odm_dbg_level, proc_set_odm_dbg_level},
+	{"ability", proc_get_odm_ability, proc_set_odm_ability},
+	{"adaptivity", proc_get_odm_adaptivity, proc_set_odm_adaptivity},
+};
+
+static const int odm_proc_hdls_num = sizeof(odm_proc_hdls) / sizeof(struct rtw_proc_hdl);
+
+static int rtw_odm_proc_open(struct inode *inode, struct file *file)
+{
+	ssize_t index = (ssize_t)PDE_DATA(inode);
+	const struct rtw_proc_hdl *hdl = odm_proc_hdls+index;
+
+	return single_open(file, hdl->show, proc_get_parent_data(inode));
+}
+
+static ssize_t rtw_odm_proc_write(struct file *file, const char __user *buffer, size_t count, loff_t *pos)
+{
+	ssize_t index = (ssize_t)PDE_DATA(file_inode(file));
+	const struct rtw_proc_hdl *hdl = odm_proc_hdls+index;
+	ssize_t (*write)(struct file *, const char __user *, size_t, loff_t *, void *) = hdl->write;
+
+	if (write)
+		return write(file, buffer, count, pos, ((struct seq_file *)file->private_data)->private);
+
+	return -EROFS;
+}
+
+static const struct file_operations rtw_odm_proc_fops = {
+	.owner = THIS_MODULE,
+	.open = rtw_odm_proc_open,
+	.read = seq_read,
+	.llseek = seq_lseek,
+	.release = single_release,
+	.write = rtw_odm_proc_write,
+};
+
+static struct proc_dir_entry *rtw_odm_proc_init(struct net_device *dev)
+{
+	struct proc_dir_entry *dir_odm = NULL;
+	struct proc_dir_entry *entry = NULL;
+	struct adapter	*adapter = rtw_netdev_priv(dev);
+	ssize_t i;
+
+	if (adapter->dir_dev == NULL) {
+		rtw_warn_on(1);
+		goto exit;
+	}
+
+	if (adapter->dir_odm != NULL) {
+		rtw_warn_on(1);
+		goto exit;
+	}
+
+	dir_odm = rtw_proc_create_dir("odm", adapter->dir_dev, dev);
+	if (dir_odm == NULL) {
+		rtw_warn_on(1);
+		goto exit;
+	}
+
+	adapter->dir_odm = dir_odm;
+
+	for (i = 0;i<odm_proc_hdls_num;i++) {
+		entry = rtw_proc_create_entry(odm_proc_hdls[i].name, dir_odm, &rtw_odm_proc_fops, (void *)i);
+		if (!entry) {
+			rtw_warn_on(1);
+			goto exit;
+		}
+	}
+
+exit:
+	return dir_odm;
+}
+
+static void rtw_odm_proc_deinit(struct adapter	*adapter)
+{
+	struct proc_dir_entry *dir_odm = NULL;
+	int i;
+
+	dir_odm = adapter->dir_odm;
+
+	if (dir_odm == NULL) {
+		rtw_warn_on(1);
+		return;
+	}
+
+	for (i = 0;i<odm_proc_hdls_num;i++)
+		remove_proc_entry(odm_proc_hdls[i].name, dir_odm);
+
+	remove_proc_entry("odm", adapter->dir_dev);
+
+	adapter->dir_odm = NULL;
+}
+
+struct proc_dir_entry *rtw_adapter_proc_init(struct net_device *dev)
+{
+	struct proc_dir_entry *drv_proc = rtw_proc;
+	struct proc_dir_entry *dir_dev = NULL;
+	struct proc_dir_entry *entry = NULL;
+	struct adapter *adapter = rtw_netdev_priv(dev);
+	ssize_t i;
+
+	if (drv_proc == NULL) {
+		rtw_warn_on(1);
+		goto exit;
+	}
+
+	if (adapter->dir_dev != NULL) {
+		rtw_warn_on(1);
+		goto exit;
+	}
+
+	dir_dev = rtw_proc_create_dir(dev->name, drv_proc, dev);
+	if (dir_dev == NULL) {
+		rtw_warn_on(1);
+		goto exit;
+	}
+
+	adapter->dir_dev = dir_dev;
+
+	for (i = 0;i<adapter_proc_hdls_num;i++) {
+		entry = rtw_proc_create_entry(adapter_proc_hdls[i].name, dir_dev, &rtw_adapter_proc_fops, (void *)i);
+		if (!entry) {
+			rtw_warn_on(1);
+			goto exit;
+		}
+	}
+
+	rtw_odm_proc_init(dev);
+
+exit:
+	return dir_dev;
+}
+
+void rtw_adapter_proc_deinit(struct net_device *dev)
+{
+	struct proc_dir_entry *drv_proc = rtw_proc;
+	struct proc_dir_entry *dir_dev = NULL;
+	struct adapter *adapter = rtw_netdev_priv(dev);
+	int i;
+
+	dir_dev = adapter->dir_dev;
+
+	if (dir_dev == NULL) {
+		rtw_warn_on(1);
+		return;
+	}
+
+	for (i = 0;i<adapter_proc_hdls_num;i++)
+		remove_proc_entry(adapter_proc_hdls[i].name, dir_dev);
+
+	rtw_odm_proc_deinit(adapter);
+
+	remove_proc_entry(dev->name, drv_proc);
+
+	adapter->dir_dev = NULL;
+}
+
+void rtw_adapter_proc_replace(struct net_device *dev)
+{
+	struct proc_dir_entry *drv_proc = rtw_proc;
+	struct proc_dir_entry *dir_dev = NULL;
+	struct adapter *adapter = rtw_netdev_priv(dev);
+	int i;
+
+	dir_dev = adapter->dir_dev;
+
+	if (dir_dev == NULL) {
+		rtw_warn_on(1);
+		return;
+	}
+
+	for (i = 0;i<adapter_proc_hdls_num;i++)
+		remove_proc_entry(adapter_proc_hdls[i].name, dir_dev);
+
+	rtw_odm_proc_deinit(adapter);
+
+	remove_proc_entry(adapter->old_ifname, drv_proc);
+
+	adapter->dir_dev = NULL;
+
+	rtw_adapter_proc_init(dev);
+
+}
+
+#endif /* CONFIG_PROC_DEBUG */