drivers/staging/rtl8188eu/core/rtw_debug.c

/******************************************************************************
 *
 * Copyright(c) 2007 - 2012 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.
 *
 ******************************************************************************/
#define _RTW_DEBUG_C_

#include <rtw_debug.h>
#include <usb_ops_linux.h>

int proc_get_drv_version(char *page, char **start,
			  off_t offset, int count,
			  int *eof, void *data)
{
	int len = 0;

	len += snprintf(page + len, count - len, "%s\n", DRIVERVERSION);

	*eof = 1;
	return len;
}

int proc_get_write_reg(char *page, char **start,
			  off_t offset, int count,
			  int *eof, void *data)
{
	*eof = 1;
	return 0;
}

int proc_set_write_reg(struct file *file, const char __user *buffer,
		unsigned long count, void *data)
{
	struct net_device *dev = data;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	char tmp[32];
	u32 addr, val, len;

	if (count < 3) {
		DBG_88E("argument size is less than 3\n");
		return -EFAULT;
	}

	if (buffer && !copy_from_user(tmp, buffer, sizeof(tmp))) {
		int num = sscanf(tmp, "%x %x %x", &addr, &val, &len);

		if (num !=  3) {
			DBG_88E("invalid write_reg parameter!\n");
			return count;
		}
		switch (len) {
		case 1:
			usb_write8(padapter, addr, (u8)val);
			break;
		case 2:
			usb_write16(padapter, addr, (u16)val);
			break;
		case 4:
			usb_write32(padapter, addr, val);
			break;
		default:
			DBG_88E("error write length =%d", len);
			break;
		}
	}
	return count;
}

static u32 proc_get_read_addr = 0xeeeeeeee;
static u32 proc_get_read_len = 0x4;

int proc_get_read_reg(char *page, char **start,
			  off_t offset, int count,
			  int *eof, void *data)
{
	struct net_device *dev = data;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);

	int len = 0;

	if (proc_get_read_addr == 0xeeeeeeee) {
		*eof = 1;
		return len;
	}

	switch (proc_get_read_len) {
	case 1:
		len += snprintf(page + len, count - len, "usb_read8(0x%x)=0x%x\n", proc_get_read_addr, usb_read8(padapter, proc_get_read_addr));
		break;
	case 2:
		len += snprintf(page + len, count - len, "usb_read16(0x%x)=0x%x\n", proc_get_read_addr, usb_read16(padapter, proc_get_read_addr));
		break;
	case 4:
		len += snprintf(page + len, count - len, "usb_read32(0x%x)=0x%x\n", proc_get_read_addr, usb_read32(padapter, proc_get_read_addr));
		break;
	default:
		len += snprintf(page + len, count - len, "error read length=%d\n", proc_get_read_len);
		break;
	}

	*eof = 1;
	return len;
}

int proc_set_read_reg(struct file *file, const char __user *buffer,
		unsigned long count, void *data)
{
	char tmp[16];
	u32 addr, len;

	if (count < 2) {
		DBG_88E("argument size is less than 2\n");
		return -EFAULT;
	}

	if (buffer && !copy_from_user(tmp, buffer, sizeof(tmp))) {
		int num = sscanf(tmp, "%x %x", &addr, &len);

		if (num !=  2) {
			DBG_88E("invalid read_reg parameter!\n");
			return count;
		}

		proc_get_read_addr = addr;

		proc_get_read_len = len;
	}

	return count;
}

int proc_get_fwstate(char *page, char **start,
			  off_t offset, int count,
			  int *eof, void *data)
{
	struct net_device *dev = data;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;

	int len = 0;

	len += snprintf(page + len, count - len, "fwstate=0x%x\n", get_fwstate(pmlmepriv));

	*eof = 1;
	return len;
}

int proc_get_sec_info(char *page, char **start,
			  off_t offset, int count,
			  int *eof, void *data)
{
	struct net_device *dev = data;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct security_priv *psecuritypriv = &padapter->securitypriv;

	int len = 0;

	len += snprintf(page + len, count - len, "auth_alg=0x%x, enc_alg=0x%x, auth_type=0x%x, enc_type=0x%x\n",
						psecuritypriv->dot11AuthAlgrthm, psecuritypriv->dot11PrivacyAlgrthm,
						psecuritypriv->ndisauthtype, psecuritypriv->ndisencryptstatus);

	*eof = 1;
	return len;
}

int proc_get_mlmext_state(char *page, char **start,
			  off_t offset, int count,
			  int *eof, void *data)
{
	struct net_device *dev = data;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct mlme_ext_priv	*pmlmeext = &padapter->mlmeextpriv;
	struct mlme_ext_info	*pmlmeinfo = &pmlmeext->mlmext_info;

	int len = 0;

	len += snprintf(page + len, count - len, "pmlmeinfo->state=0x%x\n", pmlmeinfo->state);

	*eof = 1;
	return len;
}

int proc_get_qos_option(char *page, char **start,
			  off_t offset, int count,
			  int *eof, void *data)
{
	struct net_device *dev = data;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;

	int len = 0;

	len += snprintf(page + len, count - len, "qos_option=%d\n", pmlmepriv->qospriv.qos_option);

	*eof = 1;
	return len;
}

int proc_get_ht_option(char *page, char **start,
			  off_t offset, int count,
			  int *eof, void *data)
{
	struct net_device *dev = data;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;

	int len = 0;

	len += snprintf(page + len, count - len, "ht_option=%d\n", pmlmepriv->htpriv.ht_option);
	*eof = 1;
	return len;
}

int proc_get_rf_info(char *page, char **start,
			  off_t offset, int count,
			  int *eof, void *data)
{
	struct net_device *dev = data;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct mlme_ext_priv	*pmlmeext = &padapter->mlmeextpriv;
	int len = 0;

	len += snprintf(page + len, count - len, "cur_ch=%d, cur_bw=%d, cur_ch_offset=%d\n",
					pmlmeext->cur_channel, pmlmeext->cur_bwmode, pmlmeext->cur_ch_offset);
	*eof = 1;
	return len;
}

int proc_get_ap_info(char *page, char **start,
			  off_t offset, int count,
			  int *eof, void *data)
{
	struct sta_info *psta;
	struct net_device *dev = data;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
	struct wlan_network *cur_network = &pmlmepriv->cur_network;
	struct sta_priv *pstapriv = &padapter->stapriv;
	int len = 0;

	psta = rtw_get_stainfo(pstapriv, cur_network->network.MacAddress);
	if (psta) {
		int i;
		struct recv_reorder_ctrl *preorder_ctrl;

		len += snprintf(page + len, count - len, "SSID=%s\n", cur_network->network.Ssid.Ssid);
		len += snprintf(page + len, count - len, "sta's macaddr:%pM\n", psta->hwaddr);
		len += snprintf(page + len, count - len, "cur_channel=%d, cur_bwmode=%d, cur_ch_offset=%d\n", pmlmeext->cur_channel, pmlmeext->cur_bwmode, pmlmeext->cur_ch_offset);
		len += snprintf(page + len, count - len, "rtsen=%d, cts2slef=%d\n", psta->rtsen, psta->cts2self);
		len += snprintf(page + len, count - len, "state=0x%x, aid=%d, macid=%d, raid=%d\n", psta->state, psta->aid, psta->mac_id, psta->raid);
		len += snprintf(page + len, count - len, "qos_en=%d, ht_en=%d, init_rate=%d\n", psta->qos_option, psta->htpriv.ht_option, psta->init_rate);
		len += snprintf(page + len, count - len, "bwmode=%d, ch_offset=%d, sgi=%d\n", psta->htpriv.bwmode, psta->htpriv.ch_offset, psta->htpriv.sgi);
		len += snprintf(page + len, count - len, "ampdu_enable = %d\n", psta->htpriv.ampdu_enable);
		len += snprintf(page + len, count - len, "agg_enable_bitmap=%x, candidate_tid_bitmap=%x\n", psta->htpriv.agg_enable_bitmap, psta->htpriv.candidate_tid_bitmap);

		for (i = 0; i < 16; i++) {
			preorder_ctrl = &psta->recvreorder_ctrl[i];
			if (preorder_ctrl->enable)
				len += snprintf(page + len, count - len, "tid=%d, indicate_seq=%d\n", i, preorder_ctrl->indicate_seq);
		}
	} else {
		len += snprintf(page + len, count - len, "can't get sta's macaddr, cur_network's macaddr: %pM\n", cur_network->network.MacAddress);
	}

	*eof = 1;
	return len;
}

int proc_get_adapter_state(char *page, char **start,
			  off_t offset, int count,
			  int *eof, void *data)
{
	struct net_device *dev = data;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	int len = 0;

	len += snprintf(page + len, count - len, "bSurpriseRemoved=%d, bDriverStopped=%d\n",
						padapter->bSurpriseRemoved, padapter->bDriverStopped);

	*eof = 1;
	return len;
}

int proc_get_trx_info(char *page, char **start,
			  off_t offset, int count,
			  int *eof, void *data)
{
	struct net_device *dev = data;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
	struct recv_priv  *precvpriv = &padapter->recvpriv;
	int len = 0;

	len += snprintf(page + len, count - len, "free_xmitbuf_cnt=%d, free_xmitframe_cnt=%d, free_ext_xmitbuf_cnt=%d, free_recvframe_cnt=%d\n",
				pxmitpriv->free_xmitbuf_cnt, pxmitpriv->free_xmitframe_cnt, pxmitpriv->free_xmit_extbuf_cnt, precvpriv->free_recvframe_cnt);
	len += snprintf(page + len, count - len, "rx_urb_pending_cn=%d\n", precvpriv->rx_pending_cnt);

	*eof = 1;
	return len;
}

int proc_get_mac_reg_dump1(char *page, char **start,
			  off_t offset, int count,
			  int *eof, void *data)
{
	struct net_device *dev = data;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	int len = 0;
	int i, j = 1;

	len += snprintf(page + len, count - len, "\n======= MAC REG =======\n");

	for (i = 0x0; i < 0x300; i += 4) {
		if (j%4 == 1)
			len += snprintf(page + len, count - len, "0x%02x", i);
		len += snprintf(page + len, count - len, " 0x%08x ", usb_read32(padapter, i));
		if ((j++)%4 == 0)
			len += snprintf(page + len, count - len, "\n");
	}

	*eof = 1;
	return len;
}

int proc_get_mac_reg_dump2(char *page, char **start,
			  off_t offset, int count,
			  int *eof, void *data)
{
	struct net_device *dev = data;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	int len = 0;
	int i, j = 1;

	len += snprintf(page + len, count - len, "\n======= MAC REG =======\n");
	memset(page, 0, count);
	for (i = 0x300; i < 0x600; i += 4) {
		if (j%4 == 1)
			len += snprintf(page + len, count - len, "0x%02x", i);
		len += snprintf(page + len, count - len, " 0x%08x ", usb_read32(padapter, i));
		if ((j++)%4 == 0)
			len += snprintf(page + len, count - len, "\n");
	}

	*eof = 1;
	return len;
}

int proc_get_mac_reg_dump3(char *page, char **start,
			  off_t offset, int count,
			  int *eof, void *data)
{
	struct net_device *dev = data;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	int len = 0;
	int i, j = 1;

	len += snprintf(page + len, count - len, "\n======= MAC REG =======\n");

	for (i = 0x600; i < 0x800; i += 4) {
		if (j%4 == 1)
			len += snprintf(page + len, count - len, "0x%02x", i);
		len += snprintf(page + len, count - len, " 0x%08x ", usb_read32(padapter, i));
		if ((j++)%4 == 0)
			len += snprintf(page + len, count - len, "\n");
	}

	*eof = 1;
	return len;
}

int proc_get_bb_reg_dump1(char *page, char **start,
			  off_t offset, int count,
			  int *eof, void *data)
{
	struct net_device *dev = data;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	int len = 0;
	int i, j = 1;

	len += snprintf(page + len, count - len, "\n======= BB REG =======\n");
	for (i = 0x800; i < 0xB00; i += 4) {
		if (j%4 == 1)
			len += snprintf(page + len, count - len, "0x%02x", i);
		len += snprintf(page + len, count - len, " 0x%08x ", usb_read32(padapter, i));
		if ((j++)%4 == 0)
			len += snprintf(page + len, count - len, "\n");
	}
	*eof = 1;
	return len;
}

int proc_get_bb_reg_dump2(char *page, char **start,
			  off_t offset, int count,
			  int *eof, void *data)
{
	struct net_device *dev = data;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	int len = 0;
	int i, j = 1;

	len += snprintf(page + len, count - len, "\n======= BB REG =======\n");
	for (i = 0xB00; i < 0xE00; i += 4) {
		if (j%4 == 1)
			len += snprintf(page + len, count - len, "0x%02x", i);
		len += snprintf(page + len, count - len, " 0x%08x ", usb_read32(padapter, i));
		if ((j++)%4 == 0)
			len += snprintf(page + len, count - len, "\n");
	}
	*eof = 1;
	return len;
}

int proc_get_bb_reg_dump3(char *page, char **start,
			  off_t offset, int count,
			  int *eof, void *data)
{
	struct net_device *dev = data;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	int len = 0;
	int i, j = 1;

	len += snprintf(page + len, count - len, "\n======= BB REG =======\n");
	for (i = 0xE00; i < 0x1000; i += 4) {
		if (j%4 == 1)
			len += snprintf(page + len, count - len, "0x%02x", i);
		len += snprintf(page + len, count - len, " 0x%08x ", usb_read32(padapter, i));
		if ((j++)%4 == 0)
			len += snprintf(page + len, count - len, "\n");
	}
	*eof = 1;
	return len;
}

int proc_get_rf_reg_dump1(char *page, char **start,
			  off_t offset, int count,
			  int *eof, void *data)
{
	struct net_device *dev = data;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	int len = 0;
	int i, j = 1, path;
	u32 value;

	len += snprintf(page + len, count - len, "\n======= RF REG =======\n");
	path = 1;
	len += snprintf(page + len, count - len, "\nRF_Path(%x)\n", path);
	for (i = 0; i < 0xC0; i++) {
		value = rtw_hal_read_rfreg(padapter, path, i, 0xffffffff);
		if (j%4 == 1)
			len += snprintf(page + len, count - len, "0x%02x ", i);
		len += snprintf(page + len, count - len, " 0x%08x ", value);
		if ((j++)%4 == 0)
			len += snprintf(page + len, count - len, "\n");
	}
	*eof = 1;
	return len;
}

int proc_get_rf_reg_dump2(char *page, char **start,
			  off_t offset, int count,
			  int *eof, void *data)
{
	struct net_device *dev = data;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	int len = 0;
	int i, j = 1, path;
	u32 value;

	len += snprintf(page + len, count - len, "\n======= RF REG =======\n");
	path = 1;
	len += snprintf(page + len, count - len, "\nRF_Path(%x)\n", path);
	for (i = 0xC0; i < 0x100; i++) {
		value = rtw_hal_read_rfreg(padapter, path, i, 0xffffffff);
		if (j%4 == 1)
			len += snprintf(page + len, count - len, "0x%02x ", i);
		len += snprintf(page + len, count - len, " 0x%08x ", value);
		if ((j++)%4 == 0)
			len += snprintf(page + len, count - len, "\n");
	}
	*eof = 1;
	return len;
}

int proc_get_rf_reg_dump3(char *page, char **start,
			  off_t offset, int count,
			  int *eof, void *data)
{
	struct net_device *dev = data;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	int len = 0;
	int i, j = 1, path;
	u32 value;

	len += snprintf(page + len, count - len, "\n======= RF REG =======\n");
	path = 2;
	len += snprintf(page + len, count - len, "\nRF_Path(%x)\n", path);
	for (i = 0; i < 0xC0; i++) {
		value = rtw_hal_read_rfreg(padapter, path, i, 0xffffffff);
		if (j%4 == 1)
			len += snprintf(page + len, count - len, "0x%02x ", i);
		len += snprintf(page + len, count - len, " 0x%08x ", value);
		if ((j++)%4 == 0)
			len += snprintf(page + len, count - len, "\n");
	}

	*eof = 1;
	return len;
}


int proc_get_rf_reg_dump4(char *page, char **start,
			  off_t offset, int count,
			  int *eof, void *data)
{
	struct net_device *dev = data;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	int len = 0;
	int i, j = 1, path;
	u32 value;

	len += snprintf(page + len, count - len, "\n======= RF REG =======\n");
	path = 2;
	len += snprintf(page + len, count - len, "\nRF_Path(%x)\n", path);
	for (i = 0xC0; i < 0x100; i++) {
		value = rtw_hal_read_rfreg(padapter, path, i, 0xffffffff);
		if (j%4 == 1)
			len += snprintf(page + len, count - len, "0x%02x ", i);
		len += snprintf(page + len, count - len, " 0x%08x ", value);
		if ((j++)%4 == 0)
			len += snprintf(page + len, count - len, "\n");
	}
	*eof = 1;
	return len;
}



int proc_get_rx_signal(char *page, char **start,
			  off_t offset, int count,
			  int *eof, void *data)
{
	struct net_device *dev = data;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	int len = 0;

	len = snprintf(page + len, count,
		"rssi:%d\n"
		"rxpwdb:%d\n"
		"signal_strength:%u\n"
		"signal_qual:%u\n"
		"noise:%u\n",
		padapter->recvpriv.rssi,
		padapter->recvpriv.rxpwdb,
		padapter->recvpriv.signal_strength,
		padapter->recvpriv.signal_qual,
		padapter->recvpriv.noise
		);

	*eof = 1;
	return len;
}

int proc_set_rx_signal(struct file *file, const char __user *buffer,
		unsigned long count, void *data)
{
	struct net_device *dev = data;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	char tmp[32];
	u32 is_signal_dbg;
	s32 signal_strength;

	if (count < 1)
		return -EFAULT;

	if (buffer && !copy_from_user(tmp, buffer, sizeof(tmp))) {
		int num = sscanf(tmp, "%u %u", &is_signal_dbg, &signal_strength);

		is_signal_dbg = is_signal_dbg == 0 ? 0 : 1;
		if (is_signal_dbg && num != 2)
			return count;

		signal_strength = clamp(signal_strength, 0, 100);

		padapter->recvpriv.is_signal_dbg = is_signal_dbg;
		padapter->recvpriv.signal_strength_dbg = signal_strength;

		if (is_signal_dbg)
			DBG_88E("set %s %u\n", "DBG_SIGNAL_STRENGTH", signal_strength);
		else
			DBG_88E("set %s\n", "HW_SIGNAL_STRENGTH");
	}
	return count;
}

int proc_get_ht_enable(char *page, char **start,
			  off_t offset, int count,
			  int *eof, void *data)
{
	struct net_device *dev = data;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct registry_priv	*pregpriv = &padapter->registrypriv;
	int len = 0;

	if (pregpriv)
		len += snprintf(page + len, count - len,
			"%d\n",
			pregpriv->ht_enable
			);
	*eof = 1;
	return len;
}

int proc_set_ht_enable(struct file *file, const char __user *buffer,
		unsigned long count, void *data)
{
	struct net_device *dev = data;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct registry_priv	*pregpriv = &padapter->registrypriv;
	char tmp[32];
	s32 mode = 0;

	if (count < 1)
		return -EFAULT;

	if (buffer && !copy_from_user(tmp, buffer, sizeof(tmp))) {
		if (pregpriv) {
			pregpriv->ht_enable = mode;
			pr_info("ht_enable=%d\n", pregpriv->ht_enable);
		}
	}

	return count;
}

int proc_get_cbw40_enable(char *page, char **start,
			  off_t offset, int count,
			  int *eof, void *data)
{
	struct net_device *dev = data;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct registry_priv	*pregpriv = &padapter->registrypriv;

	int len = 0;

	if (pregpriv)
		len += snprintf(page + len, count - len,
			"%d\n",
			pregpriv->cbw40_enable
			);

	*eof = 1;
	return len;
}

int proc_set_cbw40_enable(struct file *file, const char __user *buffer,
		unsigned long count, void *data)
{
	struct net_device *dev = data;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct registry_priv	*pregpriv = &padapter->registrypriv;
	char tmp[32];
	s32 mode = 0;

	if (count < 1)
		return -EFAULT;

	if (buffer && !copy_from_user(tmp, buffer, sizeof(tmp))) {
		if (pregpriv) {
			pregpriv->cbw40_enable = mode;
			pr_info("cbw40_enable=%d\n", mode);
		}
	}
	return count;
}

int proc_get_ampdu_enable(char *page, char **start,
			  off_t offset, int count,
			  int *eof, void *data)
{
	struct net_device *dev = data;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct registry_priv	*pregpriv = &padapter->registrypriv;

	int len = 0;

	if (pregpriv)
		len += snprintf(page + len, count - len,
			"%d\n",
			pregpriv->ampdu_enable
			);

	*eof = 1;
	return len;
}

int proc_set_ampdu_enable(struct file *file, const char __user *buffer,
		unsigned long count, void *data)
{
	struct net_device *dev = data;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct registry_priv	*pregpriv = &padapter->registrypriv;
	char tmp[32];
	s32 mode = 0;

	if (count < 1)
		return -EFAULT;

	if (buffer && !copy_from_user(tmp, buffer, sizeof(tmp))) {
		if (pregpriv) {
			pregpriv->ampdu_enable = mode;
			pr_info("ampdu_enable=%d\n", mode);
		}
	}
	return count;
}

int proc_get_two_path_rssi(char *page, char **start,
			  off_t offset, int count,
			  int *eof, void *data)
{
	struct net_device *dev = data;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);

	int len = 0;

	if (padapter)
		len += snprintf(page + len, count - len,
			"%d %d\n",
			padapter->recvpriv.RxRssi[0],
			padapter->recvpriv.RxRssi[1]
			);

	*eof = 1;
	return len;
}

int proc_get_rx_stbc(char *page, char **start,
			  off_t offset, int count,
			  int *eof, void *data)
{
	struct net_device *dev = data;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct registry_priv	*pregpriv = &padapter->registrypriv;

	int len = 0;

	if (pregpriv)
		len += snprintf(page + len, count - len,
			"%d\n",
			pregpriv->rx_stbc
			);

	*eof = 1;
	return len;
}

int proc_set_rx_stbc(struct file *file, const char __user *buffer,
		unsigned long count, void *data)
{
	struct net_device *dev = data;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct registry_priv	*pregpriv = &padapter->registrypriv;
	char tmp[32];
	u32 mode = 0;

	if (count < 1)
		return -EFAULT;

	if (buffer && !copy_from_user(tmp, buffer, sizeof(tmp))) {
		if (pregpriv) {
			pregpriv->rx_stbc = mode;
			netdev_info(dev, "rx_stbc=%d\n", mode);
		}
	}
	return count;
}

int proc_get_rssi_disp(char *page, char **start,
			  off_t offset, int count,
			  int *eof, void *data)
{
	*eof = 1;
	return 0;
}

int proc_set_rssi_disp(struct file *file, const char __user *buffer,
		unsigned long count, void *data)
{
	struct net_device *dev = data;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	char tmp[32];
	u32 enable = 0;

	if (count < 1) {
		DBG_88E("argument size is less than 1\n");
		return -EFAULT;
	}

	if (buffer && !copy_from_user(tmp, buffer, sizeof(tmp))) {
		int num = sscanf(tmp, "%x", &enable);

		if (num !=  1) {
			DBG_88E("invalid set_rssi_disp parameter!\n");
			return count;
		}

		if (enable) {
			DBG_88E("Turn On Rx RSSI Display Function\n");
			padapter->bRxRSSIDisplay = enable;
		} else {
			DBG_88E("Turn Off Rx RSSI Display Function\n");
			padapter->bRxRSSIDisplay = 0;
		}
	}
	return count;
}

#ifdef CONFIG_88EU_AP_MODE

int proc_get_all_sta_info(char *page, char **start,
			  off_t offset, int count,
			  int *eof, void *data)
{
	struct sta_info *psta;
	struct net_device *dev = data;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct sta_priv *pstapriv = &padapter->stapriv;
	int i, j;
	struct list_head *plist, *phead;
	struct recv_reorder_ctrl *preorder_ctrl;
	int len = 0;


	len += snprintf(page + len, count - len, "sta_dz_bitmap=0x%x, tim_bitmap=0x%x\n", pstapriv->sta_dz_bitmap, pstapriv->tim_bitmap);

	spin_lock_bh(&pstapriv->sta_hash_lock);

	for (i = 0; i < NUM_STA; i++) {
		phead = &pstapriv->sta_hash[i];
		plist = phead->next;

		while (phead != plist) {
			psta = container_of(plist, struct sta_info, hash_list);

			plist = plist->next;

			len += snprintf(page + len, count - len, "sta's macaddr: %pM\n", psta->hwaddr);
			len += snprintf(page + len, count - len, "rtsen=%d, cts2slef=%d\n", psta->rtsen, psta->cts2self);
			len += snprintf(page + len, count - len, "state=0x%x, aid=%d, macid=%d, raid=%d\n", psta->state, psta->aid, psta->mac_id, psta->raid);
			len += snprintf(page + len, count - len, "qos_en=%d, ht_en=%d, init_rate=%d\n", psta->qos_option, psta->htpriv.ht_option, psta->init_rate);
			len += snprintf(page + len, count - len, "bwmode=%d, ch_offset=%d, sgi=%d\n", psta->htpriv.bwmode, psta->htpriv.ch_offset, psta->htpriv.sgi);
			len += snprintf(page + len, count - len, "ampdu_enable = %d\n", psta->htpriv.ampdu_enable);
			len += snprintf(page + len, count - len, "agg_enable_bitmap=%x, candidate_tid_bitmap=%x\n", psta->htpriv.agg_enable_bitmap, psta->htpriv.candidate_tid_bitmap);
			len += snprintf(page + len, count - len, "sleepq_len=%d\n", psta->sleepq_len);
			len += snprintf(page + len, count - len, "capability=0x%x\n", psta->capability);
			len += snprintf(page + len, count - len, "flags=0x%x\n", psta->flags);
			len += snprintf(page + len, count - len, "wpa_psk=0x%x\n", psta->wpa_psk);
			len += snprintf(page + len, count - len, "wpa2_group_cipher=0x%x\n", psta->wpa2_group_cipher);
			len += snprintf(page + len, count - len, "wpa2_pairwise_cipher=0x%x\n", psta->wpa2_pairwise_cipher);
			len += snprintf(page + len, count - len, "qos_info=0x%x\n", psta->qos_info);
			len += snprintf(page + len, count - len, "dot118021XPrivacy=0x%x\n", psta->dot118021XPrivacy);

			for (j = 0; j < 16; j++) {
				preorder_ctrl = &psta->recvreorder_ctrl[j];
				if (preorder_ctrl->enable)
					len += snprintf(page + len, count - len, "tid=%d, indicate_seq=%d\n", j, preorder_ctrl->indicate_seq);
			}
		}
	}
	spin_unlock_bh(&pstapriv->sta_hash_lock);

	*eof = 1;
	return len;
}
#endif

int proc_get_best_channel(char *page, char **start,
			  off_t offset, int count,
			  int *eof, void *data)
{
	struct net_device *dev = data;
	struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
	struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
	int len = 0;
	u32 i, best_channel_24G = 1, best_channel_5G = 36, index_24G = 0, index_5G = 0;

	for (i = 0; pmlmeext->channel_set[i].ChannelNum != 0; i++) {
		if (pmlmeext->channel_set[i].ChannelNum == 1)
			index_24G = i;
		if (pmlmeext->channel_set[i].ChannelNum == 36)
			index_5G = i;
	}

	for (i = 0; pmlmeext->channel_set[i].ChannelNum != 0; i++) {
		/*  2.4G */
		if (pmlmeext->channel_set[i].ChannelNum == 6) {
			if (pmlmeext->channel_set[i].rx_count < pmlmeext->channel_set[index_24G].rx_count) {
				index_24G = i;
				best_channel_24G = pmlmeext->channel_set[i].ChannelNum;
			}
		}

		/*  5G */
		if (pmlmeext->channel_set[i].ChannelNum >= 36 &&
		    pmlmeext->channel_set[i].ChannelNum < 140) {
			/*  Find primary channel */
			if (((pmlmeext->channel_set[i].ChannelNum - 36) % 8 == 0) &&
			    (pmlmeext->channel_set[i].rx_count < pmlmeext->channel_set[index_5G].rx_count)) {
				index_5G = i;
				best_channel_5G = pmlmeext->channel_set[i].ChannelNum;
			}
		}

		if (pmlmeext->channel_set[i].ChannelNum >= 149 &&
		    pmlmeext->channel_set[i].ChannelNum < 165) {
			/*  find primary channel */
			if (((pmlmeext->channel_set[i].ChannelNum - 149) % 8 == 0) &&
			    (pmlmeext->channel_set[i].rx_count < pmlmeext->channel_set[index_5G].rx_count)) {
				index_5G = i;
				best_channel_5G = pmlmeext->channel_set[i].ChannelNum;
			}
		}
		/*  debug */
		len += snprintf(page + len, count - len, "The rx cnt of channel %3d = %d\n",
					pmlmeext->channel_set[i].ChannelNum, pmlmeext->channel_set[i].rx_count);
	}

	len += snprintf(page + len, count - len, "best_channel_5G = %d\n", best_channel_5G);
	len += snprintf(page + len, count - len, "best_channel_24G = %d\n", best_channel_24G);

	*eof = 1;
	return len;
}