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Re: [PATCH v2] PS3: gelic: Add wireless support for PS3

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On Thu, 2008-01-24 at 14:51 +0900, Masakazu Mokuno wrote:
> Hi
> 
> PS3: gelic: Add wireless support for PS3
> 
> This is the version 2 of the re-worked (rewritten) version of the
> wireless support driver for PS3.  The version 1 of the new driver was
> submitted on 13th Dec. 2007 (and the old one was submitted to net-dev ML
> in June 2007).
> 
> Major differences with the old driver are:
>   - The new driver has a separate ethX interface from ethernet.
>     They share the same MAC address.
>   - Thus we can use both ethernet and wireless simultaenously.
>   - The new driver returns AP's cipher information by the common IE
>     format in the scan information.
>   - Cipher selection is done via the common wireless extension way

Looks like all my issues have been addressed.  Thanks!  Lets get this in
2.6.25 :)

Acked-by: Dan Williams <dcbw@xxxxxxxxxx>


> V2 changes:
>   - Emit more null IWAP events at appropriate timings, as Dan Williams
>     pointed out at the V1 submission.
>   - Fix sparse warnings
>     o make some functions as static
>     o use NULL for pointer instead of 0
>   - Remove extra space
> 
> Signed-off-by: Masakazu Mokuno <mokuno@xxxxxxxxxxxxx>
> ---
> 
>  drivers/net/Kconfig              |   10 
>  drivers/net/Makefile             |    3 
>  drivers/net/ps3_gelic_net.c      |   18 
>  drivers/net/ps3_gelic_net.h      |    6 
>  drivers/net/ps3_gelic_wireless.c | 2753 +++++++++++++++++++++++++++++++++++++++
>  drivers/net/ps3_gelic_wireless.h |  329 ++++
>  6 files changed, 3117 insertions(+), 2 deletions(-)
> 
> --- a/drivers/net/Kconfig
> +++ b/drivers/net/Kconfig
> @@ -2302,6 +2302,16 @@ config GELIC_NET
>  	  To compile this driver as a module, choose M here: the
>  	  module will be called ps3_gelic.
>  
> +config GELIC_WIRELESS
> +       bool "PS3 Wireless support"
> +       depends on GELIC_NET
> +       help
> +        This option adds the support for the wireless feature of PS3.
> +        If you have the wireless-less model of PS3 or have no plan to
> +        use wireless feature, disabling this option saves memory.  As
> +        the driver automatically distinguishes the models, you can
> +        safely enable this option even if you have a wireless-less model.
> +
>  config GIANFAR
>  	tristate "Gianfar Ethernet"
>  	depends on 85xx || 83xx || PPC_86xx
> --- a/drivers/net/Makefile
> +++ b/drivers/net/Makefile
> @@ -66,7 +66,8 @@ obj-$(CONFIG_BNX2) += bnx2.o
>  spidernet-y += spider_net.o spider_net_ethtool.o
>  obj-$(CONFIG_SPIDER_NET) += spidernet.o sungem_phy.o
>  obj-$(CONFIG_GELIC_NET) += ps3_gelic.o
> -ps3_gelic-objs += ps3_gelic_net.o
> +gelic_wireless-$(CONFIG_GELIC_WIRELESS) += ps3_gelic_wireless.o
> +ps3_gelic-objs += ps3_gelic_net.o $(gelic_wireless-y)
>  obj-$(CONFIG_TC35815) += tc35815.o
>  obj-$(CONFIG_SKGE) += skge.o
>  obj-$(CONFIG_SKY2) += sky2.o
> --- a/drivers/net/ps3_gelic_net.c
> +++ b/drivers/net/ps3_gelic_net.c
> @@ -46,9 +46,10 @@
>  #include <asm/lv1call.h>
>  
>  #include "ps3_gelic_net.h"
> +#include "ps3_gelic_wireless.h"
>  
>  #define DRV_NAME "Gelic Network Driver"
> -#define DRV_VERSION "1.1"
> +#define DRV_VERSION "2.0"
>  
>  MODULE_AUTHOR("SCE Inc.");
>  MODULE_DESCRIPTION("Gelic Network driver");
> @@ -1154,6 +1155,12 @@ static irqreturn_t gelic_card_interrupt(
>  	if (status & GELIC_CARD_PORT_STATUS_CHANGED)
>  		gelic_card_get_ether_port_status(card, 1);
>  
> +#ifdef CONFIG_GELIC_WIRELESS
> +	if (status & (GELIC_CARD_WLAN_EVENT_RECEIVED |
> +		      GELIC_CARD_WLAN_COMMAND_COMPLETED))
> +		gelic_wl_interrupt(card->netdev[GELIC_PORT_WIRELESS], status);
> +#endif
> +
>  	return IRQ_HANDLED;
>  }
>  
> @@ -1635,6 +1642,12 @@ static int ps3_gelic_driver_probe(struct
>  		goto fail_setup_netdev;
>  	}
>  
> +#ifdef CONFIG_GELIC_WIRELESS
> +	if (gelic_wl_driver_probe(card)) {
> +		dev_dbg(&dev->core, "%s: WL init failed\n", __func__);
> +		goto fail_setup_netdev;
> +	}
> +#endif
>  	pr_debug("%s: done\n", __func__);
>  	return 0;
>  
> @@ -1674,6 +1687,9 @@ static int ps3_gelic_driver_remove(struc
>  	struct net_device *netdev0;
>  	pr_debug("%s: called\n", __func__);
>  
> +#ifdef CONFIG_GELIC_WIRELESS
> +	gelic_wl_driver_remove(card);
> +#endif
>  	/* stop interrupt */
>  	gelic_card_set_irq_mask(card, 0);
>  
> --- a/drivers/net/ps3_gelic_net.h
> +++ b/drivers/net/ps3_gelic_net.h
> @@ -57,6 +57,8 @@
>  #define GELIC_CARD_RX_PROTECTION_ERR         0x0000000004000000L
>  #define GELIC_CARD_TX_TCP_UDP_CHECKSUM_ERR   0x0000000008000000L
>  #define GELIC_CARD_PORT_STATUS_CHANGED       0x0000000020000000L
> +#define GELIC_CARD_WLAN_EVENT_RECEIVED       0x0000000040000000L
> +#define GELIC_CARD_WLAN_COMMAND_COMPLETED    0x0000000080000000L
>  	/* INT 0 */
>  #define GELIC_CARD_TX_FLAGGED_DESCR          0x0004000000000000L
>  #define GELIC_CARD_RX_FLAGGED_DESCR          0x0040000000000000L
> @@ -180,6 +182,10 @@ enum gelic_lv1_net_control_code {
>  	GELIC_LV1_GET_ETH_PORT_STATUS	= 2,
>  	GELIC_LV1_SET_NEGOTIATION_MODE	= 3,
>  	GELIC_LV1_GET_VLAN_ID		= 4,
> +	GELIC_LV1_GET_CHANNEL           = 6,
> +	GELIC_LV1_POST_WLAN_CMD		= 9,
> +	GELIC_LV1_GET_WLAN_CMD_RESULT	= 10,
> +	GELIC_LV1_GET_WLAN_EVENT	= 11
>  };
>  
>  /* status returened from GET_ETH_PORT_STATUS */
> --- /dev/null
> +++ b/drivers/net/ps3_gelic_wireless.c
> @@ -0,0 +1,2753 @@
> +/*
> + *  PS3 gelic network driver.
> + *
> + * Copyright (C) 2007 Sony Computer Entertainment Inc.
> + * Copyright 2007 Sony Corporation
> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License version 2
> + * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
> + */
> +#undef DEBUG
> +
> +#include <linux/kernel.h>
> +#include <linux/module.h>
> +
> +#include <linux/etherdevice.h>
> +#include <linux/ethtool.h>
> +#include <linux/if_vlan.h>
> +
> +#include <linux/in.h>
> +#include <linux/ip.h>
> +#include <linux/tcp.h>
> +#include <linux/wireless.h>
> +#include <linux/ctype.h>
> +#include <linux/string.h>
> +#include <net/iw_handler.h>
> +#include <net/ieee80211.h>
> +
> +#include <linux/dma-mapping.h>
> +#include <net/checksum.h>
> +#include <asm/firmware.h>
> +#include <asm/ps3.h>
> +#include <asm/lv1call.h>
> +
> +#include "ps3_gelic_net.h"
> +#include "ps3_gelic_wireless.h"
> +
> +
> +static int gelic_wl_start_scan(struct gelic_wl_info *wl, int always_scan);
> +static int gelic_wl_try_associate(struct net_device *netdev);
> +
> +/*
> + * tables
> + */
> +
> +/* 802.11b/g channel to freq in MHz */
> +static const int channel_freq[] = {
> +	2412, 2417, 2422, 2427, 2432,
> +	2437, 2442, 2447, 2452, 2457,
> +	2462, 2467, 2472, 2484
> +};
> +#define NUM_CHANNELS ARRAY_SIZE(channel_freq)
> +
> +/* in bps */
> +static const int bitrate_list[] = {
> +	  1000000,
> +	  2000000,
> +	  5500000,
> +	 11000000,
> +	  6000000,
> +	  9000000,
> +	 12000000,
> +	 18000000,
> +	 24000000,
> +	 36000000,
> +	 48000000,
> +	 54000000
> +};
> +#define NUM_BITRATES ARRAY_SIZE(bitrate_list)
> +
> +/*
> + * wpa2 support requires the hypervisor version 2.0 or later
> + */
> +static inline int wpa2_capable(void)
> +{
> +	return (0 <= ps3_compare_firmware_version(2, 0, 0));
> +}
> +
> +static inline int precise_ie(void)
> +{
> +	return 0; /* FIXME */
> +}
> +/*
> + * post_eurus_cmd helpers
> + */
> +struct eurus_cmd_arg_info {
> +	int pre_arg; /* command requres arg1, arg2 at POST COMMAND */
> +	int post_arg; /* command requires arg1, arg2 at GET_RESULT */
> +};
> +
> +static const struct eurus_cmd_arg_info cmd_info[GELIC_EURUS_CMD_MAX_INDEX] = {
> +	[GELIC_EURUS_CMD_SET_COMMON_CFG] = { .pre_arg = 1},
> +	[GELIC_EURUS_CMD_SET_WEP_CFG]    = { .pre_arg = 1},
> +	[GELIC_EURUS_CMD_SET_WPA_CFG]    = { .pre_arg = 1},
> +	[GELIC_EURUS_CMD_GET_COMMON_CFG] = { .post_arg = 1},
> +	[GELIC_EURUS_CMD_GET_WEP_CFG]    = { .post_arg = 1},
> +	[GELIC_EURUS_CMD_GET_WPA_CFG]    = { .post_arg = 1},
> +	[GELIC_EURUS_CMD_GET_RSSI_CFG]   = { .post_arg = 1},
> +	[GELIC_EURUS_CMD_GET_SCAN]       = { .post_arg = 1},
> +};
> +
> +#ifdef DEBUG
> +static const char *cmdstr(enum gelic_eurus_command ix)
> +{
> +	switch (ix) {
> +	case GELIC_EURUS_CMD_ASSOC:
> +		return "ASSOC";
> +	case GELIC_EURUS_CMD_DISASSOC:
> +		return "DISASSOC";
> +	case GELIC_EURUS_CMD_START_SCAN:
> +		return "SCAN";
> +	case GELIC_EURUS_CMD_GET_SCAN:
> +		return "GET SCAN";
> +	case GELIC_EURUS_CMD_SET_COMMON_CFG:
> +		return "SET_COMMON_CFG";
> +	case GELIC_EURUS_CMD_GET_COMMON_CFG:
> +		return "GET_COMMON_CFG";
> +	case GELIC_EURUS_CMD_SET_WEP_CFG:
> +		return "SET_WEP_CFG";
> +	case GELIC_EURUS_CMD_GET_WEP_CFG:
> +		return "GET_WEP_CFG";
> +	case GELIC_EURUS_CMD_SET_WPA_CFG:
> +		return "SET_WPA_CFG";
> +	case GELIC_EURUS_CMD_GET_WPA_CFG:
> +		return "GET_WPA_CFG";
> +	case GELIC_EURUS_CMD_GET_RSSI_CFG:
> +		return "GET_RSSI";
> +	default:
> +		break;
> +	}
> +	return "";
> +};
> +#else
> +static inline const char *cmdstr(enum gelic_eurus_command ix)
> +{
> +	return "";
> +}
> +#endif
> +
> +/* synchronously do eurus commands */
> +static void gelic_eurus_sync_cmd_worker(struct work_struct *work)
> +{
> +	struct gelic_eurus_cmd *cmd;
> +	struct gelic_card *card;
> +	struct gelic_wl_info *wl;
> +
> +	u64 arg1, arg2;
> +
> +	pr_debug("%s: <-\n", __func__);
> +	cmd = container_of(work, struct gelic_eurus_cmd, work);
> +	BUG_ON(cmd_info[cmd->cmd].pre_arg &&
> +	       cmd_info[cmd->cmd].post_arg);
> +	wl = cmd->wl;
> +	card = port_to_card(wl_port(wl));
> +
> +	if (cmd_info[cmd->cmd].pre_arg) {
> +		arg1 = ps3_mm_phys_to_lpar(__pa(cmd->buffer));
> +		arg2 = cmd->buf_size;
> +	} else {
> +		arg1 = 0;
> +		arg2 = 0;
> +	}
> +	init_completion(&wl->cmd_done_intr);
> +	pr_debug("%s: cmd='%s' start\n", __func__, cmdstr(cmd->cmd));
> +	cmd->status = lv1_net_control(bus_id(card), dev_id(card),
> +				      GELIC_LV1_POST_WLAN_CMD,
> +				      cmd->cmd, arg1, arg2,
> +				      &cmd->tag, &cmd->size);
> +	if (cmd->status) {
> +		complete(&cmd->done);
> +		pr_info("%s: cmd issue failed\n", __func__);
> +		return;
> +	}
> +
> +	wait_for_completion(&wl->cmd_done_intr);
> +
> +	if (cmd_info[cmd->cmd].post_arg) {
> +		arg1 = ps3_mm_phys_to_lpar(__pa(cmd->buffer));
> +		arg2 = cmd->buf_size;
> +	} else {
> +		arg1 = 0;
> +		arg2 = 0;
> +	}
> +
> +	cmd->status = lv1_net_control(bus_id(card), dev_id(card),
> +				      GELIC_LV1_GET_WLAN_CMD_RESULT,
> +				      cmd->tag, arg1, arg2,
> +				      &cmd->cmd_status, &cmd->size);
> +#ifdef DEBUG
> +	if (cmd->status || cmd->cmd_status) {
> +	pr_debug("%s: cmd done tag=%#lx arg1=%#lx, arg2=%#lx\n", __func__,
> +		 cmd->tag, arg1, arg2);
> +	pr_debug("%s: cmd done status=%#x cmd_status=%#lx size=%#lx\n",
> +		 __func__, cmd->status, cmd->cmd_status, cmd->size);
> +	}
> +#endif
> +	complete(&cmd->done);
> +	pr_debug("%s: cmd='%s' done\n", __func__, cmdstr(cmd->cmd));
> +}
> +
> +static struct gelic_eurus_cmd *gelic_eurus_sync_cmd(struct gelic_wl_info *wl,
> +						    unsigned int eurus_cmd,
> +						    void *buffer,
> +						    unsigned int buf_size)
> +{
> +	struct gelic_eurus_cmd *cmd;
> +
> +	/* allocate cmd */
> +	cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
> +	if (!cmd)
> +		return NULL;
> +
> +	/* initialize members */
> +	cmd->cmd = eurus_cmd;
> +	cmd->buffer = buffer;
> +	cmd->buf_size = buf_size;
> +	cmd->wl = wl;
> +	INIT_WORK(&cmd->work, gelic_eurus_sync_cmd_worker);
> +	init_completion(&cmd->done);
> +	queue_work(wl->eurus_cmd_queue, &cmd->work);
> +
> +	/* wait for command completion */
> +	wait_for_completion(&cmd->done);
> +
> +	return cmd;
> +}
> +
> +static u32 gelic_wl_get_link(struct net_device *netdev)
> +{
> +	struct gelic_wl_info *wl = port_wl(netdev_port(netdev));
> +	u32 ret;
> +
> +	pr_debug("%s: <-\n", __func__);
> +	down(&wl->assoc_stat_lock);
> +	if (wl->assoc_stat == GELIC_WL_ASSOC_STAT_ASSOCIATED)
> +		ret = 1;
> +	else
> +		ret = 0;
> +	up(&wl->assoc_stat_lock);
> +	pr_debug("%s: ->\n", __func__);
> +	return ret;
> +}
> +
> +static void gelic_wl_send_iwap_event(struct gelic_wl_info *wl, u8 *bssid)
> +{
> +	union iwreq_data data;
> +
> +	memset(&data, 0, sizeof(data));
> +	if (bssid)
> +		memcpy(data.ap_addr.sa_data, bssid, ETH_ALEN);
> +	data.ap_addr.sa_family = ARPHRD_ETHER;
> +	wireless_send_event(port_to_netdev(wl_port(wl)), SIOCGIWAP,
> +			    &data, NULL);
> +}
> +
> +/*
> + * wireless extension handlers and helpers
> + */
> +
> +/* SIOGIWNAME */
> +static int gelic_wl_get_name(struct net_device *dev,
> +			     struct iw_request_info *info,
> +			     union iwreq_data *iwreq, char *extra)
> +{
> +	strcpy(iwreq->name, "IEEE 802.11bg");
> +	return 0;
> +}
> +
> +static void gelic_wl_get_ch_info(struct gelic_wl_info *wl)
> +{
> +	struct gelic_card *card = port_to_card(wl_port(wl));
> +	u64 ch_info_raw, tmp;
> +	int status;
> +
> +	if (!test_and_set_bit(GELIC_WL_STAT_CH_INFO, &wl->stat)) {
> +		status = lv1_net_control(bus_id(card), dev_id(card),
> +					 GELIC_LV1_GET_CHANNEL, 0, 0, 0,
> +					 &ch_info_raw,
> +					 &tmp);
> +		/* some fw versions may return error */
> +		if (status) {
> +			if (status != LV1_NO_ENTRY)
> +				pr_info("%s: available ch unknown\n", __func__);
> +			wl->ch_info = 0x07ff;/* 11 ch */
> +		} else
> +			/* 16 bits of MSB has available channels */
> +			wl->ch_info = ch_info_raw >> 48;
> +	}
> +	return;
> +}
> +
> +/* SIOGIWRANGE */
> +static int gelic_wl_get_range(struct net_device *netdev,
> +			      struct iw_request_info *info,
> +			      union iwreq_data *iwreq, char *extra)
> +{
> +	struct iw_point *point = &iwreq->data;
> +	struct iw_range *range = (struct iw_range *)extra;
> +	struct gelic_wl_info *wl = port_wl(netdev_port(netdev));
> +	unsigned int i, chs;
> +
> +	pr_debug("%s: <-\n", __func__);
> +	point->length = sizeof(struct iw_range);
> +	memset(range, 0, sizeof(struct iw_range));
> +
> +	range->we_version_compiled = WIRELESS_EXT;
> +	range->we_version_source = 22;
> +
> +	/* available channels and frequencies */
> +	gelic_wl_get_ch_info(wl);
> +
> +	for (i = 0, chs = 0;
> +	     i < NUM_CHANNELS && chs < IW_MAX_FREQUENCIES; i++)
> +		if (wl->ch_info & (1 << i)) {
> +			range->freq[chs].i = i + 1;
> +			range->freq[chs].m = channel_freq[i];
> +			range->freq[chs].e = 6;
> +			chs++;
> +		}
> +	range->num_frequency = chs;
> +	range->old_num_frequency = chs;
> +	range->num_channels = chs;
> +	range->old_num_channels = chs;
> +
> +	/* bitrates */
> +	for (i = 0; i < NUM_BITRATES; i++)
> +		range->bitrate[i] = bitrate_list[i];
> +	range->num_bitrates = i;
> +
> +	/* signal levels */
> +	range->max_qual.qual = 100; /* relative value */
> +	range->max_qual.level = 100;
> +	range->avg_qual.qual = 50;
> +	range->avg_qual.level = 50;
> +	range->sensitivity = 0;
> +
> +	/* Event capability */
> +	IW_EVENT_CAPA_SET_KERNEL(range->event_capa);
> +	IW_EVENT_CAPA_SET(range->event_capa, SIOCGIWAP);
> +	IW_EVENT_CAPA_SET(range->event_capa, SIOCGIWSCAN);
> +
> +	/* encryption capability */
> +	range->enc_capa = IW_ENC_CAPA_WPA |
> +		IW_ENC_CAPA_CIPHER_TKIP | IW_ENC_CAPA_CIPHER_CCMP;
> +	if (wpa2_capable())
> +		range->enc_capa |= IW_ENC_CAPA_WPA2;
> +	range->encoding_size[0] = 5;	/* 40bit WEP */
> +	range->encoding_size[1] = 13;	/* 104bit WEP */
> +	range->encoding_size[2] = 32;	/* WPA-PSK */
> +	range->num_encoding_sizes = 3;
> +	range->max_encoding_tokens = GELIC_WEP_KEYS;
> +
> +	pr_debug("%s: ->\n", __func__);
> +	return 0;
> +
> +}
> +
> +/* SIOC{G,S}IWSCAN */
> +static int gelic_wl_set_scan(struct net_device *netdev,
> +			   struct iw_request_info *info,
> +			   union iwreq_data *wrqu, char *extra)
> +{
> +	struct gelic_wl_info *wl = port_wl(netdev_priv(netdev));
> +
> +	return gelic_wl_start_scan(wl, 1);
> +}
> +
> +#define OUI_LEN 3
> +static const u8 rsn_oui[OUI_LEN] = { 0x00, 0x0f, 0xac };
> +static const u8 wpa_oui[OUI_LEN] = { 0x00, 0x50, 0xf2 };
> +
> +/*
> + * synthesize WPA/RSN IE data
> + * See WiFi WPA specification and IEEE 802.11-2007 7.3.2.25
> + * for the format
> + */
> +static size_t gelic_wl_synthesize_ie(u8 *buf,
> +				     struct gelic_eurus_scan_info *scan)
> +{
> +
> +	const u8 *oui_header;
> +	u8 *start = buf;
> +	int rsn;
> +	int ccmp;
> +
> +	pr_debug("%s: <- sec=%16x\n", __func__, scan->security);
> +	switch (be16_to_cpu(scan->security) & GELIC_EURUS_SCAN_SEC_MASK) {
> +	case GELIC_EURUS_SCAN_SEC_WPA:
> +		rsn = 0;
> +		break;
> +	case GELIC_EURUS_SCAN_SEC_WPA2:
> +		rsn = 1;
> +		break;
> +	default:
> +		/* WEP or none.  No IE returned */
> +		return 0;
> +	}
> +
> +	switch (be16_to_cpu(scan->security) & GELIC_EURUS_SCAN_SEC_WPA_MASK) {
> +	case GELIC_EURUS_SCAN_SEC_WPA_TKIP:
> +		ccmp = 0;
> +		break;
> +	case GELIC_EURUS_SCAN_SEC_WPA_AES:
> +		ccmp = 1;
> +		break;
> +	default:
> +		if (rsn) {
> +			ccmp = 1;
> +			pr_info("%s: no cipher info. defaulted to CCMP\n",
> +				__func__);
> +		} else {
> +			ccmp = 0;
> +			pr_info("%s: no cipher info. defaulted to TKIP\n",
> +				__func__);
> +		}
> +	}
> +
> +	if (rsn)
> +		oui_header = rsn_oui;
> +	else
> +		oui_header = wpa_oui;
> +
> +	/* element id */
> +	if (rsn)
> +		*buf++ = MFIE_TYPE_RSN;
> +	else
> +		*buf++ = MFIE_TYPE_GENERIC;
> +
> +	/* length filed; set later */
> +	buf++;
> +
> +	/* wpa special header */
> +	if (!rsn) {
> +		memcpy(buf, wpa_oui, OUI_LEN);
> +		buf += OUI_LEN;
> +		*buf++ = 0x01;
> +	}
> +
> +	/* version */
> +	*buf++ = 0x01; /* version 1.0 */
> +	*buf++ = 0x00;
> +
> +	/* group cipher */
> +	memcpy(buf, oui_header, OUI_LEN);
> +	buf += OUI_LEN;
> +
> +	if (ccmp)
> +		*buf++ = 0x04; /* CCMP */
> +	else
> +		*buf++ = 0x02; /* TKIP */
> +
> +	/* pairwise key count always 1 */
> +	*buf++ = 0x01;
> +	*buf++ = 0x00;
> +
> +	/* pairwise key suit */
> +	memcpy(buf, oui_header, OUI_LEN);
> +	buf += OUI_LEN;
> +	if (ccmp)
> +		*buf++ = 0x04; /* CCMP */
> +	else
> +		*buf++ = 0x02; /* TKIP */
> +
> +	/* AKM count is 1 */
> +	*buf++ = 0x01;
> +	*buf++ = 0x00;
> +
> +	/* AKM suite is assumed as PSK*/
> +	memcpy(buf, oui_header, OUI_LEN);
> +	buf += OUI_LEN;
> +	*buf++ = 0x02; /* PSK */
> +
> +	/* RSN capabilities is 0 */
> +	*buf++ = 0x00;
> +	*buf++ = 0x00;
> +
> +	/* set length field */
> +	start[1] = (buf - start - 2);
> +
> +	pr_debug("%s: ->\n", __func__);
> +	return (buf - start);
> +}
> +
> +struct ie_item {
> +	u8 *data;
> +	u8 len;
> +};
> +
> +struct ie_info {
> +	struct ie_item wpa;
> +	struct ie_item rsn;
> +};
> +
> +static void gelic_wl_parse_ie(u8 *data, size_t len,
> +			      struct ie_info *ie_info)
> +{
> +	size_t data_left = len;
> +	u8 *pos = data;
> +	u8 item_len;
> +	u8 item_id;
> +
> +	pr_debug("%s: data=%p len=%ld \n", __func__,
> +		 data, len);
> +	memset(ie_info, 0, sizeof(struct ie_info));
> +
> +	while (0 < data_left) {
> +		item_id = *pos++;
> +		item_len = *pos++;
> +
> +		switch (item_id) {
> +		case MFIE_TYPE_GENERIC:
> +			if (!memcmp(pos, wpa_oui, OUI_LEN) &&
> +			    pos[OUI_LEN] == 0x01) {
> +				ie_info->wpa.data = pos - 2;
> +				ie_info->wpa.len = item_len + 2;
> +			}
> +			break;
> +		case MFIE_TYPE_RSN:
> +			ie_info->rsn.data = pos - 2;
> +			/* length includes the header */
> +			ie_info->rsn.len = item_len + 2;
> +			break;
> +		default:
> +			pr_debug("%s: ignore %#x,%d\n", __func__,
> +				 item_id, item_len);
> +			break;
> +		}
> +		pos += item_len;
> +		data_left -= item_len + 2;
> +	}
> +	pr_debug("%s: wpa=%p,%d wpa2=%p,%d\n", __func__,
> +		 ie_info->wpa.data, ie_info->wpa.len,
> +		 ie_info->rsn.data, ie_info->rsn.len);
> +}
> +
> +
> +/*
> + * translate the scan informations from hypervisor to a
> + * independent format
> + */
> +static char *gelic_wl_translate_scan(struct net_device *netdev,
> +				     char *ev,
> +				     char *stop,
> +				     struct gelic_wl_scan_info *network)
> +{
> +	struct iw_event iwe;
> +	struct gelic_eurus_scan_info *scan = network->hwinfo;
> +	char *tmp;
> +	u8 rate;
> +	unsigned int i, j, len;
> +	u8 buf[MAX_WPA_IE_LEN];
> +
> +	pr_debug("%s: <-\n", __func__);
> +
> +	/* first entry should be AP's mac address */
> +	iwe.cmd = SIOCGIWAP;
> +	iwe.u.ap_addr.sa_family = ARPHRD_ETHER;
> +	memcpy(iwe.u.ap_addr.sa_data, &scan->bssid[2], ETH_ALEN);
> +	ev = iwe_stream_add_event(ev, stop, &iwe, IW_EV_ADDR_LEN);
> +
> +	/* ESSID */
> +	iwe.cmd = SIOCGIWESSID;
> +	iwe.u.data.flags = 1;
> +	iwe.u.data.length = strnlen(scan->essid, 32);
> +	ev = iwe_stream_add_point(ev, stop, &iwe, scan->essid);
> +
> +	/* FREQUENCY */
> +	iwe.cmd = SIOCGIWFREQ;
> +	iwe.u.freq.m = be16_to_cpu(scan->channel);
> +	iwe.u.freq.e = 0; /* table value in MHz */
> +	iwe.u.freq.i = 0;
> +	ev = iwe_stream_add_event(ev, stop, &iwe, IW_EV_FREQ_LEN);
> +
> +	/* RATES */
> +	iwe.cmd = SIOCGIWRATE;
> +	iwe.u.bitrate.fixed = iwe.u.bitrate.disabled = 0;
> +	/* to stuff multiple values in one event */
> +	tmp = ev + IW_EV_LCP_LEN;
> +	/* put them in ascendant order (older is first) */
> +	i = 0;
> +	j = 0;
> +	pr_debug("%s: rates=%d rate=%d\n", __func__,
> +		 network->rate_len, network->rate_ext_len);
> +	while (i < network->rate_len) {
> +		if (j < network->rate_ext_len &&
> +		    ((scan->ext_rate[j] & 0x7f) < (scan->rate[i] & 0x7f)))
> +		    rate = scan->ext_rate[j++] & 0x7f;
> +		else
> +		    rate = scan->rate[i++] & 0x7f;
> +		iwe.u.bitrate.value = rate * 500000; /* 500kbps unit */
> +		tmp = iwe_stream_add_value(ev, tmp, stop, &iwe,
> +					   IW_EV_PARAM_LEN);
> +	}
> +	while (j < network->rate_ext_len) {
> +		iwe.u.bitrate.value = (scan->ext_rate[j++] & 0x7f) * 500000;
> +		tmp = iwe_stream_add_value(ev, tmp, stop, &iwe,
> +					   IW_EV_PARAM_LEN);
> +	}
> +	/* Check if we added any rate */
> +	if (IW_EV_LCP_LEN < (tmp - ev))
> +		ev = tmp;
> +
> +	/* ENCODE */
> +	iwe.cmd = SIOCGIWENCODE;
> +	if (be16_to_cpu(scan->capability) & WLAN_CAPABILITY_PRIVACY)
> +		iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY;
> +	else
> +		iwe.u.data.flags = IW_ENCODE_DISABLED;
> +	iwe.u.data.length = 0;
> +	ev = iwe_stream_add_point(ev, stop, &iwe, scan->essid);
> +
> +	/* MODE */
> +	iwe.cmd = SIOCGIWMODE;
> +	if (be16_to_cpu(scan->capability) &
> +	    (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS)) {
> +		if (be16_to_cpu(scan->capability) & WLAN_CAPABILITY_ESS)
> +			iwe.u.mode = IW_MODE_MASTER;
> +		else
> +			iwe.u.mode = IW_MODE_ADHOC;
> +		ev = iwe_stream_add_event(ev, stop, &iwe, IW_EV_UINT_LEN);
> +	}
> +
> +	/* QUAL */
> +	iwe.cmd = IWEVQUAL;
> +	iwe.u.qual.updated  = IW_QUAL_ALL_UPDATED |
> +			IW_QUAL_QUAL_INVALID | IW_QUAL_NOISE_INVALID;
> +	iwe.u.qual.level = be16_to_cpu(scan->rssi);
> +	iwe.u.qual.qual = be16_to_cpu(scan->rssi);
> +	iwe.u.qual.noise = 0;
> +	ev  = iwe_stream_add_event(ev, stop, &iwe, IW_EV_QUAL_LEN);
> +
> +	/* RSN */
> +	memset(&iwe, 0, sizeof(iwe));
> +	if (be16_to_cpu(scan->size) <= sizeof(*scan)) {
> +		/* If wpa[2] capable station, synthesize IE and put it */
> +		len = gelic_wl_synthesize_ie(buf, scan);
> +		if (len) {
> +			iwe.cmd = IWEVGENIE;
> +			iwe.u.data.length = len;
> +			ev = iwe_stream_add_point(ev, stop, &iwe, buf);
> +		}
> +	} else {
> +		/* this scan info has IE data */
> +		struct ie_info ie_info;
> +		size_t data_len;
> +
> +		data_len = be16_to_cpu(scan->size) - sizeof(*scan);
> +
> +		gelic_wl_parse_ie(scan->elements, data_len, &ie_info);
> +
> +		if (ie_info.wpa.len && (ie_info.wpa.len <= sizeof(buf))) {
> +			memcpy(buf, ie_info.wpa.data, ie_info.wpa.len);
> +			iwe.cmd = IWEVGENIE;
> +			iwe.u.data.length = ie_info.wpa.len;
> +			ev = iwe_stream_add_point(ev, stop, &iwe, buf);
> +		}
> +
> +		if (ie_info.rsn.len && (ie_info.rsn.len <= sizeof(buf))) {
> +			memset(&iwe, 0, sizeof(iwe));
> +			memcpy(buf, ie_info.rsn.data, ie_info.rsn.len);
> +			iwe.cmd = IWEVGENIE;
> +			iwe.u.data.length = ie_info.rsn.len;
> +			ev = iwe_stream_add_point(ev, stop, &iwe, buf);
> +		}
> +	}
> +
> +	pr_debug("%s: ->\n", __func__);
> +	return ev;
> +}
> +
> +
> +static int gelic_wl_get_scan(struct net_device *netdev,
> +			     struct iw_request_info *info,
> +			     union iwreq_data *wrqu, char *extra)
> +{
> +	struct gelic_wl_info *wl = port_wl(netdev_priv(netdev));
> +	struct gelic_wl_scan_info *scan_info;
> +	char *ev = extra;
> +	char *stop = ev + wrqu->data.length;
> +	int ret = 0;
> +	unsigned long this_time = jiffies;
> +
> +	pr_debug("%s: <-\n", __func__);
> +	if (down_interruptible(&wl->scan_lock))
> +		return -EAGAIN;
> +
> +	switch (wl->scan_stat) {
> +	case GELIC_WL_SCAN_STAT_SCANNING:
> +		/* If a scan in progress, caller should call me again */
> +		ret = -EAGAIN;
> +		goto out;
> +		break;
> +
> +	case GELIC_WL_SCAN_STAT_INIT:
> +		/* last scan request failed or never issued */
> +		ret = -ENODEV;
> +		goto out;
> +		break;
> +	case GELIC_WL_SCAN_STAT_GOT_LIST:
> +		/* ok, use current list */
> +		break;
> +	}
> +
> +	list_for_each_entry(scan_info, &wl->network_list, list) {
> +		if (wl->scan_age == 0 ||
> +		    time_after(scan_info->last_scanned + wl->scan_age,
> +			       this_time))
> +			ev = gelic_wl_translate_scan(netdev, ev, stop,
> +						     scan_info);
> +		else
> +			pr_debug("%s:entry too old\n", __func__);
> +
> +		if (stop - ev <= IW_EV_ADDR_LEN) {
> +			ret = -E2BIG;
> +			goto out;
> +		}
> +	}
> +
> +	wrqu->data.length = ev - extra;
> +	wrqu->data.flags = 0;
> +out:
> +	up(&wl->scan_lock);
> +	pr_debug("%s: -> %d %d\n", __func__, ret, wrqu->data.length);
> +	return ret;
> +}
> +
> +#ifdef DEBUG
> +static void scan_list_dump(struct gelic_wl_info *wl)
> +{
> +	struct gelic_wl_scan_info *scan_info;
> +	int i;
> +	DECLARE_MAC_BUF(mac);
> +
> +	i = 0;
> +	list_for_each_entry(scan_info, &wl->network_list, list) {
> +		pr_debug("%s: item %d\n", __func__, i++);
> +		pr_debug("valid=%d eurusindex=%d last=%lx\n",
> +			 scan_info->valid, scan_info->eurus_index,
> +			 scan_info->last_scanned);
> +		pr_debug("r_len=%d r_ext_len=%d essid_len=%d\n",
> +			 scan_info->rate_len, scan_info->rate_ext_len,
> +			 scan_info->essid_len);
> +		/* -- */
> +		pr_debug("bssid=%s\n",
> +			 print_mac(mac, &scan_info->hwinfo->bssid[2]));
> +		pr_debug("essid=%s\n", scan_info->hwinfo->essid);
> +	}
> +}
> +#endif
> +
> +static int gelic_wl_set_auth(struct net_device *netdev,
> +			     struct iw_request_info *info,
> +			     union iwreq_data *data, char *extra)
> +{
> +	struct iw_param *param = &data->param;
> +	struct gelic_wl_info *wl = port_wl(netdev_port(netdev));
> +	unsigned long irqflag;
> +	int ret = 0;
> +
> +	pr_debug("%s: <- %d\n", __func__, param->flags & IW_AUTH_INDEX);
> +	spin_lock_irqsave(&wl->lock, irqflag);
> +	switch (param->flags & IW_AUTH_INDEX) {
> +	case IW_AUTH_WPA_VERSION:
> +		if (param->value & IW_AUTH_WPA_VERSION_DISABLED) {
> +			pr_debug("%s: NO WPA selected\n", __func__);
> +			wl->wpa_level = GELIC_WL_WPA_LEVEL_NONE;
> +			wl->group_cipher_method = GELIC_WL_CIPHER_WEP;
> +			wl->pairwise_cipher_method = GELIC_WL_CIPHER_WEP;
> +		}
> +		if (param->value & IW_AUTH_WPA_VERSION_WPA) {
> +			pr_debug("%s: WPA version 1 selected\n", __func__);
> +			wl->wpa_level = GELIC_WL_WPA_LEVEL_WPA;
> +			wl->group_cipher_method = GELIC_WL_CIPHER_TKIP;
> +			wl->pairwise_cipher_method = GELIC_WL_CIPHER_TKIP;
> +			wl->auth_method = GELIC_EURUS_AUTH_OPEN;
> +		}
> +		if (param->value & IW_AUTH_WPA_VERSION_WPA2) {
> +			/*
> +			 * As the hypervisor may not tell the cipher
> +			 * information of the AP if it is WPA2,
> +			 * you will not decide suitable cipher from
> +			 * its beacon.
> +			 * You should have knowledge about the AP's
> +			 * cipher infomation in other method prior to
> +			 * the association.
> +			 */
> +			if (!precise_ie())
> +				pr_info("%s: WPA2 may not work\n", __func__);
> +			if (wpa2_capable()) {
> +				wl->wpa_level = GELIC_WL_WPA_LEVEL_WPA2;
> +				wl->group_cipher_method = GELIC_WL_CIPHER_AES;
> +				wl->pairwise_cipher_method =
> +					GELIC_WL_CIPHER_AES;
> +				wl->auth_method = GELIC_EURUS_AUTH_OPEN;
> +			} else
> +				ret = -EINVAL;
> +		}
> +		break;
> +
> +	case IW_AUTH_CIPHER_PAIRWISE:
> +		if (param->value &
> +		    (IW_AUTH_CIPHER_WEP104 | IW_AUTH_CIPHER_WEP40)) {
> +			pr_debug("%s: WEP selected\n", __func__);
> +			wl->pairwise_cipher_method = GELIC_WL_CIPHER_WEP;
> +		}
> +		if (param->value & IW_AUTH_CIPHER_TKIP) {
> +			pr_debug("%s: TKIP selected\n", __func__);
> +			wl->pairwise_cipher_method = GELIC_WL_CIPHER_TKIP;
> +		}
> +		if (param->value & IW_AUTH_CIPHER_CCMP) {
> +			pr_debug("%s: CCMP selected\n", __func__);
> +			wl->pairwise_cipher_method = GELIC_WL_CIPHER_AES;
> +		}
> +		if (param->value & IW_AUTH_CIPHER_NONE) {
> +			pr_debug("%s: no auth selected\n", __func__);
> +			wl->pairwise_cipher_method = GELIC_WL_CIPHER_NONE;
> +		}
> +		break;
> +	case IW_AUTH_CIPHER_GROUP:
> +		if (param->value &
> +		    (IW_AUTH_CIPHER_WEP104 | IW_AUTH_CIPHER_WEP40)) {
> +			pr_debug("%s: WEP selected\n", __func__);
> +			wl->group_cipher_method = GELIC_WL_CIPHER_WEP;
> +		}
> +		if (param->value & IW_AUTH_CIPHER_TKIP) {
> +			pr_debug("%s: TKIP selected\n", __func__);
> +			wl->group_cipher_method = GELIC_WL_CIPHER_TKIP;
> +		}
> +		if (param->value & IW_AUTH_CIPHER_CCMP) {
> +			pr_debug("%s: CCMP selected\n", __func__);
> +			wl->group_cipher_method = GELIC_WL_CIPHER_AES;
> +		}
> +		if (param->value & IW_AUTH_CIPHER_NONE) {
> +			pr_debug("%s: no auth selected\n", __func__);
> +			wl->group_cipher_method = GELIC_WL_CIPHER_NONE;
> +		}
> +		break;
> +	case IW_AUTH_80211_AUTH_ALG:
> +		if (param->value & IW_AUTH_ALG_SHARED_KEY) {
> +			pr_debug("%s: shared key specified\n", __func__);
> +			wl->auth_method = GELIC_EURUS_AUTH_SHARED;
> +		} else if (param->value & IW_AUTH_ALG_OPEN_SYSTEM) {
> +			pr_debug("%s: open system specified\n", __func__);
> +			wl->auth_method = GELIC_EURUS_AUTH_OPEN;
> +		} else
> +			ret = -EINVAL;
> +		break;
> +
> +	case IW_AUTH_WPA_ENABLED:
> +		if (param->value) {
> +			pr_debug("%s: WPA enabled\n", __func__);
> +			wl->wpa_level = GELIC_WL_WPA_LEVEL_WPA;
> +		} else {
> +			pr_debug("%s: WPA disabled\n", __func__);
> +			wl->wpa_level = GELIC_WL_WPA_LEVEL_NONE;
> +		}
> +		break;
> +
> +	case IW_AUTH_KEY_MGMT:
> +		if (param->value & IW_AUTH_KEY_MGMT_PSK)
> +			break;
> +		/* intentionally fall through */
> +	default:
> +		ret = -EOPNOTSUPP;
> +		break;
> +	};
> +
> +	if (!ret)
> +		set_bit(GELIC_WL_STAT_CONFIGURED, &wl->stat);
> +
> +	spin_unlock_irqrestore(&wl->lock, irqflag);
> +	pr_debug("%s: -> %d\n", __func__, ret);
> +	return ret;
> +}
> +
> +static int gelic_wl_get_auth(struct net_device *netdev,
> +			     struct iw_request_info *info,
> +			     union iwreq_data *iwreq, char *extra)
> +{
> +	struct iw_param *param = &iwreq->param;
> +	struct gelic_wl_info *wl = port_wl(netdev_port(netdev));
> +	unsigned long irqflag;
> +	int ret = 0;
> +
> +	pr_debug("%s: <- %d\n", __func__, param->flags & IW_AUTH_INDEX);
> +	spin_lock_irqsave(&wl->lock, irqflag);
> +	switch (param->flags & IW_AUTH_INDEX) {
> +	case IW_AUTH_WPA_VERSION:
> +		switch (wl->wpa_level) {
> +		case GELIC_WL_WPA_LEVEL_WPA:
> +			param->value |= IW_AUTH_WPA_VERSION_WPA;
> +			break;
> +		case GELIC_WL_WPA_LEVEL_WPA2:
> +			param->value |= IW_AUTH_WPA_VERSION_WPA2;
> +			break;
> +		default:
> +			param->value |= IW_AUTH_WPA_VERSION_DISABLED;
> +		}
> +		break;
> +
> +	case IW_AUTH_80211_AUTH_ALG:
> +		if (wl->auth_method == GELIC_EURUS_AUTH_SHARED)
> +			param->value = IW_AUTH_ALG_SHARED_KEY;
> +		else if (wl->auth_method == GELIC_EURUS_AUTH_OPEN)
> +			param->value = IW_AUTH_ALG_OPEN_SYSTEM;
> +		break;
> +
> +	case IW_AUTH_WPA_ENABLED:
> +		switch (wl->wpa_level) {
> +		case GELIC_WL_WPA_LEVEL_WPA:
> +		case GELIC_WL_WPA_LEVEL_WPA2:
> +			param->value = 1;
> +			break;
> +		default:
> +			param->value = 0;
> +			break;
> +		}
> +		break;
> +	default:
> +		ret = -EOPNOTSUPP;
> +	}
> +
> +	spin_unlock_irqrestore(&wl->lock, irqflag);
> +	pr_debug("%s: -> %d\n", __func__, ret);
> +	return ret;
> +}
> +
> +/* SIOC{S,G}IWESSID */
> +static int gelic_wl_set_essid(struct net_device *netdev,
> +			      struct iw_request_info *info,
> +			      union iwreq_data *data, char *extra)
> +{
> +	struct gelic_wl_info *wl = port_wl(netdev_priv(netdev));
> +	unsigned long irqflag;
> +
> +	pr_debug("%s: <- l=%d f=%d\n", __func__,
> +		 data->essid.length, data->essid.flags);
> +	if (IW_ESSID_MAX_SIZE < data->essid.length)
> +		return -EINVAL;
> +
> +	spin_lock_irqsave(&wl->lock, irqflag);
> +	if (data->essid.flags) {
> +		wl->essid_len = data->essid.length;
> +		memcpy(wl->essid, extra, wl->essid_len);
> +		pr_debug("%s: essid = '%s'\n", __func__, extra);
> +		set_bit(GELIC_WL_STAT_ESSID_SET, &wl->stat);
> +	} else {
> +		pr_debug("%s: ESSID any \n", __func__);
> +		clear_bit(GELIC_WL_STAT_ESSID_SET, &wl->stat);
> +	}
> +	set_bit(GELIC_WL_STAT_CONFIGURED, &wl->stat);
> +	spin_unlock_irqrestore(&wl->lock, irqflag);
> +
> +
> +	gelic_wl_try_associate(netdev); /* FIXME */
> +	pr_debug("%s: -> \n", __func__);
> +	return 0;
> +}
> +
> +static int gelic_wl_get_essid(struct net_device *netdev,
> +			      struct iw_request_info *info,
> +			      union iwreq_data *data, char *extra)
> +{
> +	struct gelic_wl_info *wl = port_wl(netdev_priv(netdev));
> +	unsigned long irqflag;
> +
> +	pr_debug("%s: <- \n", __func__);
> +	down(&wl->assoc_stat_lock);
> +	spin_lock_irqsave(&wl->lock, irqflag);
> +	if (test_bit(GELIC_WL_STAT_ESSID_SET, &wl->stat) ||
> +	    wl->assoc_stat == GELIC_WL_ASSOC_STAT_ASSOCIATED) {
> +		memcpy(extra, wl->essid, wl->essid_len);
> +		data->essid.length = wl->essid_len;
> +		data->essid.flags = 1;
> +	} else
> +		data->essid.flags = 0;
> +
> +	up(&wl->assoc_stat_lock);
> +	spin_unlock_irqrestore(&wl->lock, irqflag);
> +	pr_debug("%s: -> len=%d \n", __func__, data->essid.length);
> +
> +	return 0;
> +}
> +
> +/* SIO{S,G}IWENCODE */
> +static int gelic_wl_set_encode(struct net_device *netdev,
> +			       struct iw_request_info *info,
> +			       union iwreq_data *data, char *extra)
> +{
> +	struct gelic_wl_info *wl = port_wl(netdev_priv(netdev));
> +	struct iw_point *enc = &data->encoding;
> +	__u16 flags;
> +	unsigned int irqflag;
> +	int key_index, index_specified;
> +	int ret = 0;
> +
> +	pr_debug("%s: <- \n", __func__);
> +	flags = enc->flags & IW_ENCODE_FLAGS;
> +	key_index = enc->flags & IW_ENCODE_INDEX;
> +
> +	pr_debug("%s: key_index = %d\n", __func__, key_index);
> +	pr_debug("%s: key_len = %d\n", __func__, enc->length);
> +	pr_debug("%s: flag=%x\n", __func__, enc->flags & IW_ENCODE_FLAGS);
> +
> +	if (GELIC_WEP_KEYS < key_index)
> +		return -EINVAL;
> +
> +	spin_lock_irqsave(&wl->lock, irqflag);
> +	if (key_index) {
> +		index_specified = 1;
> +		key_index--;
> +	} else {
> +		index_specified = 0;
> +		key_index = wl->current_key;
> +	}
> +
> +	if (flags & IW_ENCODE_NOKEY) {
> +		/* if just IW_ENCODE_NOKEY, change current key index */
> +		if (!flags && index_specified) {
> +			wl->current_key = key_index;
> +			goto done;
> +		}
> +
> +		if (flags & IW_ENCODE_DISABLED) {
> +			if (!index_specified) {
> +				/* disable encryption */
> +				wl->group_cipher_method = GELIC_WL_CIPHER_NONE;
> +				wl->pairwise_cipher_method =
> +					GELIC_WL_CIPHER_NONE;
> +				/* invalidate all key */
> +				wl->key_enabled = 0;
> +			} else
> +				clear_bit(key_index, &wl->key_enabled);
> +		}
> +
> +		if (flags & IW_ENCODE_OPEN)
> +			wl->auth_method = GELIC_EURUS_AUTH_OPEN;
> +		if (flags & IW_ENCODE_RESTRICTED) {
> +			pr_info("%s: shared key mode enabled\n", __func__);
> +			wl->auth_method = GELIC_EURUS_AUTH_SHARED;
> +		}
> +	} else {
> +		if (IW_ENCODING_TOKEN_MAX < enc->length) {
> +			ret = -EINVAL;
> +			goto done;
> +		}
> +		wl->key_len[key_index] = enc->length;
> +		memcpy(wl->key[key_index], extra, enc->length);
> +		set_bit(key_index, &wl->key_enabled);
> +		wl->pairwise_cipher_method = GELIC_WL_CIPHER_WEP;
> +		wl->group_cipher_method = GELIC_WL_CIPHER_WEP;
> +	}
> +	set_bit(GELIC_WL_STAT_CONFIGURED, &wl->stat);
> +done:
> +	spin_unlock_irqrestore(&wl->lock, irqflag);
> +	pr_debug("%s: -> \n", __func__);
> +	return ret;
> +}
> +
> +static int gelic_wl_get_encode(struct net_device *netdev,
> +			       struct iw_request_info *info,
> +			       union iwreq_data *data, char *extra)
> +{
> +	struct gelic_wl_info *wl = port_wl(netdev_priv(netdev));
> +	struct iw_point *enc = &data->encoding;
> +	unsigned int irqflag;
> +	unsigned int key_index, index_specified;
> +	int ret = 0;
> +
> +	pr_debug("%s: <- \n", __func__);
> +	key_index = enc->flags & IW_ENCODE_INDEX;
> +	pr_debug("%s: flag=%#x point=%p len=%d extra=%p\n", __func__,
> +		 enc->flags, enc->pointer, enc->length, extra);
> +	if (GELIC_WEP_KEYS < key_index)
> +		return -EINVAL;
> +
> +	spin_lock_irqsave(&wl->lock, irqflag);
> +	if (key_index) {
> +		index_specified = 1;
> +		key_index--;
> +	} else {
> +		index_specified = 0;
> +		key_index = wl->current_key;
> +	}
> +
> +	if (wl->group_cipher_method == GELIC_WL_CIPHER_WEP) {
> +		switch (wl->auth_method) {
> +		case GELIC_EURUS_AUTH_OPEN:
> +			enc->flags = IW_ENCODE_OPEN;
> +			break;
> +		case GELIC_EURUS_AUTH_SHARED:
> +			enc->flags = IW_ENCODE_RESTRICTED;
> +			break;
> +		}
> +	} else
> +		enc->flags = IW_ENCODE_DISABLED;
> +
> +	if (test_bit(key_index, &wl->key_enabled)) {
> +		if (enc->length < wl->key_len[key_index]) {
> +			ret = -EINVAL;
> +			goto done;
> +		}
> +		enc->length = wl->key_len[key_index];
> +		memcpy(extra, wl->key[key_index], wl->key_len[key_index]);
> +	} else {
> +		enc->length = 0;
> +		enc->flags |= IW_ENCODE_NOKEY;
> +	}
> +	enc->flags |= key_index + 1;
> +	pr_debug("%s: -> flag=%x len=%d\n", __func__,
> +		 enc->flags, enc->length);
> +
> +done:
> +	spin_unlock_irqrestore(&wl->lock, irqflag);
> +	return ret;
> +}
> +
> +/* SIOC{S,G}IWAP */
> +static int gelic_wl_set_ap(struct net_device *netdev,
> +			   struct iw_request_info *info,
> +			   union iwreq_data *data, char *extra)
> +{
> +	struct gelic_wl_info *wl = port_wl(netdev_priv(netdev));
> +	unsigned long irqflag;
> +
> +	pr_debug("%s: <-\n", __func__);
> +	if (data->ap_addr.sa_family != ARPHRD_ETHER)
> +		return -EINVAL;
> +
> +	spin_lock_irqsave(&wl->lock, irqflag);
> +	if (is_valid_ether_addr(data->ap_addr.sa_data)) {
> +		memcpy(wl->bssid, data->ap_addr.sa_data,
> +		       ETH_ALEN);
> +		set_bit(GELIC_WL_STAT_BSSID_SET, &wl->stat);
> +		set_bit(GELIC_WL_STAT_CONFIGURED, &wl->stat);
> +		pr_debug("%s: bss=%02x:%02x:%02x:%02x:%02x:%02x\n",
> +			 __func__,
> +			 wl->bssid[0], wl->bssid[1],
> +			 wl->bssid[2], wl->bssid[3],
> +			 wl->bssid[4], wl->bssid[5]);
> +	} else {
> +		pr_debug("%s: clear bssid\n", __func__);
> +		clear_bit(GELIC_WL_STAT_BSSID_SET, &wl->stat);
> +		memset(wl->bssid, 0, ETH_ALEN);
> +	}
> +	spin_unlock_irqrestore(&wl->lock, irqflag);
> +	pr_debug("%s: ->\n", __func__);
> +	return 0;
> +}
> +
> +static int gelic_wl_get_ap(struct net_device *netdev,
> +			   struct iw_request_info *info,
> +			   union iwreq_data *data, char *extra)
> +{
> +	struct gelic_wl_info *wl = port_wl(netdev_priv(netdev));
> +	unsigned long irqflag;
> +
> +	pr_debug("%s: <-\n", __func__);
> +	down(&wl->assoc_stat_lock);
> +	spin_lock_irqsave(&wl->lock, irqflag);
> +	if (wl->assoc_stat == GELIC_WL_ASSOC_STAT_ASSOCIATED) {
> +		data->ap_addr.sa_family = ARPHRD_ETHER;
> +		memcpy(data->ap_addr.sa_data, wl->active_bssid,
> +		       ETH_ALEN);
> +	} else
> +		memset(data->ap_addr.sa_data, 0, ETH_ALEN);
> +
> +	spin_unlock_irqrestore(&wl->lock, irqflag);
> +	up(&wl->assoc_stat_lock);
> +	pr_debug("%s: ->\n", __func__);
> +	return 0;
> +}
> +
> +/* SIOC{S,G}IWENCODEEXT */
> +static int gelic_wl_set_encodeext(struct net_device *netdev,
> +				  struct iw_request_info *info,
> +				  union iwreq_data *data, char *extra)
> +{
> +	struct gelic_wl_info *wl = port_wl(netdev_priv(netdev));
> +	struct iw_point *enc = &data->encoding;
> +	struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
> +	__u16 alg;
> +	__u16 flags;
> +	unsigned int irqflag;
> +	int key_index;
> +	int ret = 0;
> +
> +	pr_debug("%s: <- \n", __func__);
> +	flags = enc->flags & IW_ENCODE_FLAGS;
> +	alg = ext->alg;
> +	key_index = enc->flags & IW_ENCODE_INDEX;
> +
> +	pr_debug("%s: key_index = %d\n", __func__, key_index);
> +	pr_debug("%s: key_len = %d\n", __func__, enc->length);
> +	pr_debug("%s: flag=%x\n", __func__, enc->flags & IW_ENCODE_FLAGS);
> +	pr_debug("%s: ext_flag=%x\n", __func__, ext->ext_flags);
> +	pr_debug("%s: ext_key_len=%x\n", __func__, ext->key_len);
> +
> +	if (GELIC_WEP_KEYS < key_index)
> +		return -EINVAL;
> +
> +	spin_lock_irqsave(&wl->lock, irqflag);
> +	if (key_index)
> +		key_index--;
> +	else
> +		key_index = wl->current_key;
> +
> +	if (!enc->length && (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY)) {
> +		/* reques to change default key index */
> +		pr_debug("%s: request to change default key to %d\n",
> +			 __func__, key_index);
> +		wl->current_key = key_index;
> +		goto done;
> +	}
> +
> +	if (alg == IW_ENCODE_ALG_NONE || (flags & IW_ENCODE_DISABLED)) {
> +		pr_debug("%s: alg disabled\n", __func__);
> +		wl->wpa_level = GELIC_WL_WPA_LEVEL_NONE;
> +		wl->group_cipher_method = GELIC_WL_CIPHER_NONE;
> +		wl->pairwise_cipher_method = GELIC_WL_CIPHER_NONE;
> +		wl->auth_method = GELIC_EURUS_AUTH_OPEN; /* should be open */
> +	} else if (alg == IW_ENCODE_ALG_WEP) {
> +		pr_debug("%s: WEP requested\n", __func__);
> +		if (flags & IW_ENCODE_OPEN) {
> +			pr_debug("%s: open key mode\n", __func__);
> +			wl->auth_method = GELIC_EURUS_AUTH_OPEN;
> +		}
> +		if (flags & IW_ENCODE_RESTRICTED) {
> +			pr_debug("%s: shared key mode\n", __func__);
> +			wl->auth_method = GELIC_EURUS_AUTH_SHARED;
> +		}
> +		if (IW_ENCODING_TOKEN_MAX < ext->key_len) {
> +			pr_info("%s: key is too long %d\n", __func__,
> +				ext->key_len);
> +			ret = -EINVAL;
> +			goto done;
> +		}
> +		/* OK, update the key */
> +		wl->key_len[key_index] = ext->key_len;
> +		memset(wl->key[key_index], 0, IW_ENCODING_TOKEN_MAX);
> +		memcpy(wl->key[key_index], ext->key, ext->key_len);
> +		set_bit(key_index, &wl->key_enabled);
> +		/* remember wep info changed */
> +		set_bit(GELIC_WL_STAT_CONFIGURED, &wl->stat);
> +	} else if ((alg == IW_ENCODE_ALG_TKIP) || (alg == IW_ENCODE_ALG_CCMP)) {
> +		pr_debug("%s: TKIP/CCMP requested alg=%d\n", __func__, alg);
> +		/* check key length */
> +		if (IW_ENCODING_TOKEN_MAX < ext->key_len) {
> +			pr_info("%s: key is too long %d\n", __func__,
> +				ext->key_len);
> +			ret = -EINVAL;
> +			goto done;
> +		}
> +		if (alg == IW_ENCODE_ALG_CCMP) {
> +			pr_debug("%s: AES selected\n", __func__);
> +			wl->group_cipher_method = GELIC_WL_CIPHER_AES;
> +			wl->pairwise_cipher_method = GELIC_WL_CIPHER_AES;
> +			wl->wpa_level = GELIC_WL_WPA_LEVEL_WPA2;
> +		} else {
> +			pr_debug("%s: TKIP selected, WPA forced\n", __func__);
> +			wl->group_cipher_method = GELIC_WL_CIPHER_TKIP;
> +			wl->pairwise_cipher_method = GELIC_WL_CIPHER_TKIP;
> +			/* FIXME: how do we do if WPA2 + TKIP? */
> +			wl->wpa_level = GELIC_WL_WPA_LEVEL_WPA;
> +		}
> +		if (flags & IW_ENCODE_RESTRICTED)
> +			BUG();
> +		wl->auth_method = GELIC_EURUS_AUTH_OPEN;
> +		/* We should use same key for both and unicast */
> +		if (ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY)
> +			pr_debug("%s: group key \n", __func__);
> +		else
> +			pr_debug("%s: unicast key \n", __func__);
> +		/* OK, update the key */
> +		wl->key_len[key_index] = ext->key_len;
> +		memset(wl->key[key_index], 0, IW_ENCODING_TOKEN_MAX);
> +		memcpy(wl->key[key_index], ext->key, ext->key_len);
> +		set_bit(key_index, &wl->key_enabled);
> +		/* remember info changed */
> +		set_bit(GELIC_WL_STAT_CONFIGURED, &wl->stat);
> +	}
> +done:
> +	spin_unlock_irqrestore(&wl->lock, irqflag);
> +	pr_debug("%s: -> \n", __func__);
> +	return ret;
> +}
> +
> +static int gelic_wl_get_encodeext(struct net_device *netdev,
> +				  struct iw_request_info *info,
> +				  union iwreq_data *data, char *extra)
> +{
> +	struct gelic_wl_info *wl = port_wl(netdev_priv(netdev));
> +	struct iw_point *enc = &data->encoding;
> +	struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
> +	unsigned int irqflag;
> +	int key_index;
> +	int ret = 0;
> +	int max_key_len;
> +
> +	pr_debug("%s: <- \n", __func__);
> +
> +	max_key_len = enc->length - sizeof(struct iw_encode_ext);
> +	if (max_key_len < 0)
> +		return -EINVAL;
> +	key_index = enc->flags & IW_ENCODE_INDEX;
> +
> +	pr_debug("%s: key_index = %d\n", __func__, key_index);
> +	pr_debug("%s: key_len = %d\n", __func__, enc->length);
> +	pr_debug("%s: flag=%x\n", __func__, enc->flags & IW_ENCODE_FLAGS);
> +
> +	if (GELIC_WEP_KEYS < key_index)
> +		return -EINVAL;
> +
> +	spin_lock_irqsave(&wl->lock, irqflag);
> +	if (key_index)
> +		key_index--;
> +	else
> +		key_index = wl->current_key;
> +
> +	memset(ext, 0, sizeof(struct iw_encode_ext));
> +	switch (wl->group_cipher_method) {
> +	case GELIC_WL_CIPHER_WEP:
> +		ext->alg = IW_ENCODE_ALG_WEP;
> +		enc->flags |= IW_ENCODE_ENABLED;
> +		break;
> +	case GELIC_WL_CIPHER_TKIP:
> +		ext->alg = IW_ENCODE_ALG_TKIP;
> +		enc->flags |= IW_ENCODE_ENABLED;
> +		break;
> +	case GELIC_WL_CIPHER_AES:
> +		ext->alg = IW_ENCODE_ALG_CCMP;
> +		enc->flags |= IW_ENCODE_ENABLED;
> +		break;
> +	case GELIC_WL_CIPHER_NONE:
> +	default:
> +		ext->alg = IW_ENCODE_ALG_NONE;
> +		enc->flags |= IW_ENCODE_NOKEY;
> +		break;
> +	}
> +
> +	if (!(enc->flags & IW_ENCODE_NOKEY)) {
> +		if (max_key_len < wl->key_len[key_index]) {
> +			ret = -E2BIG;
> +			goto out;
> +		}
> +		if (test_bit(key_index, &wl->key_enabled))
> +			memcpy(ext->key, wl->key[key_index],
> +			       wl->key_len[key_index]);
> +		else
> +			pr_debug("%s: disabled key requested ix=%d\n",
> +				 __func__, key_index);
> +	}
> +out:
> +	spin_unlock_irqrestore(&wl->lock, irqflag);
> +	pr_debug("%s: -> \n", __func__);
> +	return ret;
> +}
> +/* SIOC{S,G}IWMODE */
> +static int gelic_wl_set_mode(struct net_device *netdev,
> +			     struct iw_request_info *info,
> +			     union iwreq_data *data, char *extra)
> +{
> +	__u32 mode = data->mode;
> +	int ret;
> +
> +	pr_debug("%s: <- \n", __func__);
> +	if (mode == IW_MODE_INFRA)
> +		ret = 0;
> +	else
> +		ret = -EOPNOTSUPP;
> +	pr_debug("%s: -> %d\n", __func__, ret);
> +	return ret;
> +}
> +
> +static int gelic_wl_get_mode(struct net_device *netdev,
> +			     struct iw_request_info *info,
> +			     union iwreq_data *data, char *extra)
> +{
> +	__u32 *mode = &data->mode;
> +	pr_debug("%s: <- \n", __func__);
> +	*mode = IW_MODE_INFRA;
> +	pr_debug("%s: ->\n", __func__);
> +	return 0;
> +}
> +
> +/* SIOCIWFIRSTPRIV */
> +static int hex2bin(u8 *str, u8 *bin, unsigned int len)
> +{
> +	unsigned int i;
> +	static unsigned char *hex = "0123456789ABCDEF";
> +	unsigned char *p, *q;
> +	u8 tmp;
> +
> +	if (len != WPA_PSK_LEN * 2)
> +		return -EINVAL;
> +
> +	for (i = 0; i < WPA_PSK_LEN * 2; i += 2) {
> +		p = strchr(hex, toupper(str[i]));
> +		q = strchr(hex, toupper(str[i + 1]));
> +		if (!p || !q) {
> +			pr_info("%s: unconvertible PSK digit=%d\n",
> +				__func__, i);
> +			return -EINVAL;
> +		}
> +		tmp = ((p - hex) << 4) + (q - hex);
> +		*bin++ = tmp;
> +	}
> +	return 0;
> +};
> +
> +static int gelic_wl_priv_set_psk(struct net_device *net_dev,
> +				 struct iw_request_info *info,
> +				 union iwreq_data *data, char *extra)
> +{
> +	struct gelic_wl_info *wl = port_wl(netdev_priv(net_dev));
> +	unsigned int len;
> +	unsigned int irqflag;
> +	int ret = 0;
> +
> +	pr_debug("%s:<- len=%d\n", __func__, data->data.length);
> +	len = data->data.length - 1;
> +	if (len <= 2)
> +		return -EINVAL;
> +
> +	spin_lock_irqsave(&wl->lock, irqflag);
> +	if (extra[0] == '"' && extra[len - 1] == '"') {
> +		pr_debug("%s: passphrase mode\n", __func__);
> +		/* pass phrase */
> +		if (GELIC_WL_EURUS_PSK_MAX_LEN < (len - 2)) {
> +			pr_info("%s: passphrase too long\n", __func__);
> +			ret = -E2BIG;
> +			goto out;
> +		}
> +		memset(wl->psk, 0, sizeof(wl->psk));
> +		wl->psk_len = len - 2;
> +		memcpy(wl->psk, &(extra[1]), wl->psk_len);
> +		wl->psk_type = GELIC_EURUS_WPA_PSK_PASSPHRASE;
> +	} else {
> +		ret = hex2bin(extra, wl->psk, len);
> +		if (ret)
> +			goto out;
> +		wl->psk_len = WPA_PSK_LEN;
> +		wl->psk_type = GELIC_EURUS_WPA_PSK_BIN;
> +	}
> +	set_bit(GELIC_WL_STAT_WPA_PSK_SET, &wl->stat);
> +out:
> +	spin_unlock_irqrestore(&wl->lock, irqflag);
> +	pr_debug("%s:->\n", __func__);
> +	return ret;
> +}
> +
> +static int gelic_wl_priv_get_psk(struct net_device *net_dev,
> +				 struct iw_request_info *info,
> +				 union iwreq_data *data, char *extra)
> +{
> +	struct gelic_wl_info *wl = port_wl(netdev_priv(net_dev));
> +	char *p;
> +	unsigned int irqflag;
> +	unsigned int i;
> +
> +	pr_debug("%s:<-\n", __func__);
> +	if (!capable(CAP_NET_ADMIN))
> +		return -EPERM;
> +
> +	spin_lock_irqsave(&wl->lock, irqflag);
> +	p = extra;
> +	if (test_bit(GELIC_WL_STAT_WPA_PSK_SET, &wl->stat)) {
> +		if (wl->psk_type == GELIC_EURUS_WPA_PSK_BIN) {
> +			for (i = 0; i < wl->psk_len; i++) {
> +				sprintf(p, "%02xu", wl->psk[i]);
> +				p += 2;
> +			}
> +			*p = '\0';
> +			data->data.length = wl->psk_len * 2;
> +		} else {
> +			*p++ = '"';
> +			memcpy(p, wl->psk, wl->psk_len);
> +			p += wl->psk_len;
> +			*p++ = '"';
> +			*p = '\0';
> +			data->data.length = wl->psk_len + 2;
> +		}
> +	} else
> +		/* no psk set */
> +		data->data.length = 0;
> +	spin_unlock_irqrestore(&wl->lock, irqflag);
> +	pr_debug("%s:-> %d\n", __func__, data->data.length);
> +	return 0;
> +}
> +
> +/* SIOCGIWNICKN */
> +static int gelic_wl_get_nick(struct net_device *net_dev,
> +				  struct iw_request_info *info,
> +				  union iwreq_data *data, char *extra)
> +{
> +	strcpy(extra, "gelic_wl");
> +	data->data.length = strlen(extra);
> +	data->data.flags = 1;
> +	return 0;
> +}
> +
> +
> +/* --- */
> +
> +static struct iw_statistics *gelic_wl_get_wireless_stats(
> +	struct net_device *netdev)
> +{
> +
> +	struct gelic_wl_info *wl = port_wl(netdev_priv(netdev));
> +	struct gelic_eurus_cmd *cmd;
> +	struct iw_statistics *is;
> +	struct gelic_eurus_rssi_info *rssi;
> +
> +	pr_debug("%s: <-\n", __func__);
> +
> +	is = &wl->iwstat;
> +	memset(is, 0, sizeof(*is));
> +	cmd = gelic_eurus_sync_cmd(wl, GELIC_EURUS_CMD_GET_RSSI_CFG,
> +				   wl->buf, sizeof(*rssi));
> +	if (cmd && !cmd->status && !cmd->cmd_status) {
> +		rssi = wl->buf;
> +		is->qual.level = be16_to_cpu(rssi->rssi);
> +		is->qual.updated = IW_QUAL_LEVEL_UPDATED |
> +			IW_QUAL_QUAL_INVALID | IW_QUAL_NOISE_INVALID;
> +	} else
> +		/* not associated */
> +		is->qual.updated = IW_QUAL_ALL_INVALID;
> +
> +	kfree(cmd);
> +	pr_debug("%s: ->\n", __func__);
> +	return is;
> +}
> +
> +/*
> + *  scanning helpers
> + */
> +static int gelic_wl_start_scan(struct gelic_wl_info *wl, int always_scan)
> +{
> +	struct gelic_eurus_cmd *cmd;
> +	int ret = 0;
> +
> +	pr_debug("%s: <- always=%d\n", __func__, always_scan);
> +	if (down_interruptible(&wl->scan_lock))
> +		return -ERESTARTSYS;
> +
> +	/*
> +	 * If already a scan in progress, do not trigger more
> +	 */
> +	if (wl->scan_stat == GELIC_WL_SCAN_STAT_SCANNING) {
> +		pr_debug("%s: scanning now\n", __func__);
> +		goto out;
> +	}
> +
> +	init_completion(&wl->scan_done);
> +	/*
> +	 * If we have already a bss list, don't try to get new
> +	 */
> +	if (!always_scan && wl->scan_stat == GELIC_WL_SCAN_STAT_GOT_LIST) {
> +		pr_debug("%s: already has the list\n", __func__);
> +		complete(&wl->scan_done);
> +		goto out;
> +	}
> +	/*
> +	 * issue start scan request
> +	 */
> +	wl->scan_stat = GELIC_WL_SCAN_STAT_SCANNING;
> +	cmd = gelic_eurus_sync_cmd(wl, GELIC_EURUS_CMD_START_SCAN,
> +				   NULL, 0);
> +	if (!cmd || cmd->status || cmd->cmd_status) {
> +		wl->scan_stat = GELIC_WL_SCAN_STAT_INIT;
> +		complete(&wl->scan_done);
> +		ret = -ENOMEM;
> +		goto out;
> +	}
> +	kfree(cmd);
> +out:
> +	up(&wl->scan_lock);
> +	pr_debug("%s: ->\n", __func__);
> +	return ret;
> +}
> +
> +/*
> + * retrieve scan result from the chip (hypervisor)
> + * this function is invoked by schedule work.
> + */
> +static void gelic_wl_scan_complete_event(struct gelic_wl_info *wl)
> +{
> +	struct gelic_eurus_cmd *cmd = NULL;
> +	struct gelic_wl_scan_info *target, *tmp;
> +	struct gelic_wl_scan_info *oldest = NULL;
> +	struct gelic_eurus_scan_info *scan_info;
> +	unsigned int scan_info_size;
> +	union iwreq_data data;
> +	unsigned long this_time = jiffies;
> +	unsigned int data_len, i, found, r;
> +	DECLARE_MAC_BUF(mac);
> +
> +	pr_debug("%s:start\n", __func__);
> +	down(&wl->scan_lock);
> +
> +	if (wl->scan_stat != GELIC_WL_SCAN_STAT_SCANNING) {
> +		/*
> +		 * stop() may be called while scanning, ignore result
> +		 */
> +		pr_debug("%s: scan complete when stat != scanning(%d)\n",
> +			 __func__, wl->scan_stat);
> +		goto out;
> +	}
> +
> +	cmd = gelic_eurus_sync_cmd(wl, GELIC_EURUS_CMD_GET_SCAN,
> +				   wl->buf, PAGE_SIZE);
> +	if (!cmd || cmd->status || cmd->cmd_status) {
> +		wl->scan_stat = GELIC_WL_SCAN_STAT_INIT;
> +		pr_info("%s:cmd failed\n", __func__);
> +		kfree(cmd);
> +		goto out;
> +	}
> +	data_len = cmd->size;
> +	pr_debug("%s: data_len = %d\n", __func__, data_len);
> +	kfree(cmd);
> +
> +	/* OK, bss list retrieved */
> +	wl->scan_stat = GELIC_WL_SCAN_STAT_GOT_LIST;
> +
> +	/* mark all entries are old */
> +	list_for_each_entry_safe(target, tmp, &wl->network_list, list) {
> +		target->valid = 0;
> +		/* expire too old entries */
> +		if (time_before(target->last_scanned + wl->scan_age,
> +				this_time)) {
> +			kfree(target->hwinfo);
> +			target->hwinfo = NULL;
> +			list_move_tail(&target->list, &wl->network_free_list);
> +		}
> +	}
> +
> +	/* put them in the newtork_list */
> +	scan_info = wl->buf;
> +	scan_info_size = 0;
> +	i = 0;
> +	while (scan_info_size < data_len) {
> +		pr_debug("%s:size=%d bssid=%s scan_info=%p\n", __func__,
> +			 be16_to_cpu(scan_info->size),
> +			 print_mac(mac, &scan_info->bssid[2]), scan_info);
> +		found = 0;
> +		oldest = NULL;
> +		list_for_each_entry(target, &wl->network_list, list) {
> +			if (!compare_ether_addr(&target->hwinfo->bssid[2],
> +						&scan_info->bssid[2])) {
> +				found = 1;
> +				pr_debug("%s: same BBS found scanned list\n",
> +					 __func__);
> +				break;
> +			}
> +			if (!oldest ||
> +			    (target->last_scanned < oldest->last_scanned))
> +				oldest = target;
> +		}
> +
> +		if (!found) {
> +			/* not found in the list */
> +			if (list_empty(&wl->network_free_list)) {
> +				/* expire oldest */
> +				target = oldest;
> +			} else {
> +				target = list_entry(wl->network_free_list.next,
> +						    struct gelic_wl_scan_info,
> +						    list);
> +			}
> +		}
> +
> +		/* update the item */
> +		target->last_scanned = this_time;
> +		target->valid = 1;
> +		target->eurus_index = i;
> +		kfree(target->hwinfo);
> +		target->hwinfo = kzalloc(be16_to_cpu(scan_info->size),
> +					 GFP_KERNEL);
> +		if (!target->hwinfo) {
> +			pr_info("%s: kzalloc failed\n", __func__);
> +			i++;
> +			scan_info_size += be16_to_cpu(scan_info->size);
> +			scan_info = (void *)scan_info +
> +				be16_to_cpu(scan_info->size);
> +			continue;
> +		}
> +		/* copy hw scan info */
> +		memcpy(target->hwinfo, scan_info, scan_info->size);
> +		target->essid_len = strnlen(scan_info->essid,
> +					    sizeof(scan_info->essid));
> +		target->rate_len = 0;
> +		for (r = 0; r < MAX_RATES_LENGTH; r++)
> +			if (scan_info->rate[r])
> +				target->rate_len++;
> +		if (8 < target->rate_len)
> +			pr_info("%s: AP returns %d rates\n", __func__,
> +				target->rate_len);
> +		target->rate_ext_len = 0;
> +		for (r = 0; r < MAX_RATES_EX_LENGTH; r++)
> +			if (scan_info->ext_rate[r])
> +				target->rate_ext_len++;
> +		list_move_tail(&target->list, &wl->network_list);
> +		/* bump pointer */
> +		i++;
> +		scan_info_size += be16_to_cpu(scan_info->size);
> +		scan_info = (void *)scan_info + be16_to_cpu(scan_info->size);
> +	}
> +	memset(&data, 0, sizeof(data));
> +	wireless_send_event(port_to_netdev(wl_port(wl)), SIOCGIWSCAN, &data,
> +			    NULL);
> +out:
> +	complete(&wl->scan_done);
> +	up(&wl->scan_lock);
> +	pr_debug("%s:end\n", __func__);
> +}
> +
> +/*
> + * Select an appropriate bss from current scan list regarding
> + * current settings from userspace.
> + * The caller must hold wl->scan_lock,
> + * and on the state of wl->scan_state == GELIC_WL_SCAN_GOT_LIST
> + */
> +static void update_best(struct gelic_wl_scan_info **best,
> +			struct gelic_wl_scan_info *candid,
> +			int *best_weight,
> +			int *weight)
> +{
> +	if (*best_weight < ++(*weight)) {
> +		*best_weight = *weight;
> +		*best = candid;
> +	}
> +}
> +
> +static
> +struct gelic_wl_scan_info *gelic_wl_find_best_bss(struct gelic_wl_info *wl)
> +{
> +	struct gelic_wl_scan_info *scan_info;
> +	struct gelic_wl_scan_info *best_bss;
> +	int weight, best_weight;
> +	u16 security;
> +	DECLARE_MAC_BUF(mac);
> +
> +	pr_debug("%s: <-\n", __func__);
> +
> +	best_bss = NULL;
> +	best_weight = 0;
> +
> +	list_for_each_entry(scan_info, &wl->network_list, list) {
> +		pr_debug("%s: station %p\n", __func__, scan_info);
> +
> +		if (!scan_info->valid) {
> +			pr_debug("%s: station invalid\n", __func__);
> +			continue;
> +		}
> +
> +		/* If bss specified, check it only */
> +		if (test_bit(GELIC_WL_STAT_BSSID_SET, &wl->stat)) {
> +			if (!compare_ether_addr(&scan_info->hwinfo->bssid[2],
> +						wl->bssid)) {
> +				best_bss = scan_info;
> +				pr_debug("%s: bssid matched\n", __func__);
> +				break;
> +			} else {
> +				pr_debug("%s: bssid unmached\n", __func__);
> +				continue;
> +			}
> +		}
> +
> +		weight = 0;
> +
> +		/* security */
> +		security = be16_to_cpu(scan_info->hwinfo->security) &
> +			GELIC_EURUS_SCAN_SEC_MASK;
> +		if (wl->wpa_level == GELIC_WL_WPA_LEVEL_WPA2) {
> +			if (security == GELIC_EURUS_SCAN_SEC_WPA2)
> +				update_best(&best_bss, scan_info,
> +					    &best_weight, &weight);
> +			else
> +				continue;
> +		} else if (wl->wpa_level == GELIC_WL_WPA_LEVEL_WPA) {
> +			if (security == GELIC_EURUS_SCAN_SEC_WPA)
> +				update_best(&best_bss, scan_info,
> +					    &best_weight, &weight);
> +			else
> +				continue;
> +		} else if (wl->wpa_level == GELIC_WL_WPA_LEVEL_NONE &&
> +			   wl->group_cipher_method == GELIC_WL_CIPHER_WEP) {
> +			if (security == GELIC_EURUS_SCAN_SEC_WEP)
> +				update_best(&best_bss, scan_info,
> +					    &best_weight, &weight);
> +			else
> +				continue;
> +		}
> +
> +		/* If ESSID is set, check it */
> +		if (test_bit(GELIC_WL_STAT_ESSID_SET, &wl->stat)) {
> +			if ((scan_info->essid_len == wl->essid_len) &&
> +			    !strncmp(wl->essid,
> +				     scan_info->hwinfo->essid,
> +				     scan_info->essid_len))
> +				update_best(&best_bss, scan_info,
> +					    &best_weight, &weight);
> +			else
> +				continue;
> +		}
> +	}
> +
> +#ifdef DEBUG
> +	pr_debug("%s: -> bss=%p\n", __func__, best_bss);
> +	if (best_bss) {
> +		pr_debug("%s:addr=%s\n", __func__,
> +			 print_mac(mac, &best_bss->hwinfo->bssid[2]));
> +	}
> +#endif
> +	return best_bss;
> +}
> +
> +/*
> + * Setup WEP configuration to the chip
> + * The caller must hold wl->scan_lock,
> + * and on the state of wl->scan_state == GELIC_WL_SCAN_GOT_LIST
> + */
> +static int gelic_wl_do_wep_setup(struct gelic_wl_info *wl)
> +{
> +	unsigned int i;
> +	struct gelic_eurus_wep_cfg *wep;
> +	struct gelic_eurus_cmd *cmd;
> +	int wep104 = 0;
> +	int have_key = 0;
> +	int ret = 0;
> +
> +	pr_debug("%s: <-\n", __func__);
> +	/* we can assume no one should uses the buffer */
> +	wep = wl->buf;
> +	memset(wep, 0, sizeof(*wep));
> +
> +	if (wl->group_cipher_method == GELIC_WL_CIPHER_WEP) {
> +		pr_debug("%s: WEP mode\n", __func__);
> +		for (i = 0; i < GELIC_WEP_KEYS; i++) {
> +			if (!test_bit(i, &wl->key_enabled))
> +				continue;
> +
> +			pr_debug("%s: key#%d enabled\n", __func__, i);
> +			have_key = 1;
> +			if (wl->key_len[i] == 13)
> +				wep104 = 1;
> +			else if (wl->key_len[i] != 5) {
> +				pr_info("%s: wrong wep key[%d]=%d\n",
> +					__func__, i, wl->key_len[i]);
> +				ret = -EINVAL;
> +				goto out;
> +			}
> +			memcpy(wep->key[i], wl->key[i], wl->key_len[i]);
> +		}
> +
> +		if (!have_key) {
> +			pr_info("%s: all wep key disabled\n", __func__);
> +			ret = -EINVAL;
> +			goto out;
> +		}
> +
> +		if (wep104) {
> +			pr_debug("%s: 104bit key\n", __func__);
> +			wep->security = cpu_to_be16(GELIC_EURUS_WEP_SEC_104BIT);
> +		} else {
> +			pr_debug("%s: 40bit key\n", __func__);
> +			wep->security = cpu_to_be16(GELIC_EURUS_WEP_SEC_40BIT);
> +		}
> +	} else {
> +		pr_debug("%s: NO encryption\n", __func__);
> +		wep->security = cpu_to_be16(GELIC_EURUS_WEP_SEC_NONE);
> +	}
> +
> +	/* issue wep setup */
> +	cmd = gelic_eurus_sync_cmd(wl, GELIC_EURUS_CMD_SET_WEP_CFG,
> +				   wep, sizeof(*wep));
> +	if (!cmd)
> +		ret = -ENOMEM;
> +	else if (cmd->status || cmd->cmd_status)
> +		ret = -ENXIO;
> +
> +	kfree(cmd);
> +out:
> +	pr_debug("%s: ->\n", __func__);
> +	return ret;
> +}
> +
> +#ifdef DEBUG
> +static const char *wpasecstr(enum gelic_eurus_wpa_security sec)
> +{
> +	switch (sec) {
> +	case GELIC_EURUS_WPA_SEC_NONE:
> +		return "NONE";
> +		break;
> +	case GELIC_EURUS_WPA_SEC_WPA_TKIP_TKIP:
> +		return "WPA_TKIP_TKIP";
> +		break;
> +	case GELIC_EURUS_WPA_SEC_WPA_TKIP_AES:
> +		return "WPA_TKIP_AES";
> +		break;
> +	case GELIC_EURUS_WPA_SEC_WPA_AES_AES:
> +		return "WPA_AES_AES";
> +		break;
> +	case GELIC_EURUS_WPA_SEC_WPA2_TKIP_TKIP:
> +		return "WPA2_TKIP_TKIP";
> +		break;
> +	case GELIC_EURUS_WPA_SEC_WPA2_TKIP_AES:
> +		return "WPA2_TKIP_AES";
> +		break;
> +	case GELIC_EURUS_WPA_SEC_WPA2_AES_AES:
> +		return "WPA2_AES_AES";
> +		break;
> +	}
> +	return "";
> +};
> +#endif
> +
> +static int gelic_wl_do_wpa_setup(struct gelic_wl_info *wl)
> +{
> +	struct gelic_eurus_wpa_cfg *wpa;
> +	struct gelic_eurus_cmd *cmd;
> +	u16 security;
> +	int ret = 0;
> +
> +	pr_debug("%s: <-\n", __func__);
> +	/* we can assume no one should uses the buffer */
> +	wpa = wl->buf;
> +	memset(wpa, 0, sizeof(*wpa));
> +
> +	if (!test_bit(GELIC_WL_STAT_WPA_PSK_SET, &wl->stat))
> +		pr_info("%s: PSK not configured yet\n", __func__);
> +
> +	/* copy key */
> +	memcpy(wpa->psk, wl->psk, wl->psk_len);
> +
> +	/* set security level */
> +	if (wl->wpa_level == GELIC_WL_WPA_LEVEL_WPA2) {
> +		if (wl->group_cipher_method == GELIC_WL_CIPHER_AES) {
> +			security = GELIC_EURUS_WPA_SEC_WPA2_AES_AES;
> +		} else {
> +			if (wl->pairwise_cipher_method == GELIC_WL_CIPHER_AES &&
> +			    precise_ie())
> +				security = GELIC_EURUS_WPA_SEC_WPA2_TKIP_AES;
> +			else
> +				security = GELIC_EURUS_WPA_SEC_WPA2_TKIP_TKIP;
> +		}
> +	} else {
> +		if (wl->group_cipher_method == GELIC_WL_CIPHER_AES) {
> +			security = GELIC_EURUS_WPA_SEC_WPA_AES_AES;
> +		} else {
> +			if (wl->pairwise_cipher_method == GELIC_WL_CIPHER_AES &&
> +			    precise_ie())
> +				security = GELIC_EURUS_WPA_SEC_WPA_TKIP_AES;
> +			else
> +				security = GELIC_EURUS_WPA_SEC_WPA_TKIP_TKIP;
> +		}
> +	}
> +	wpa->security = cpu_to_be16(security);
> +
> +	/* PSK type */
> +	wpa->psk_type = cpu_to_be16(wl->psk_type);
> +#ifdef DEBUG
> +	pr_debug("%s: sec=%s psktype=%s\nn", __func__,
> +		 wpasecstr(wpa->security),
> +		 (wpa->psk_type == GELIC_EURUS_WPA_PSK_BIN) ?
> +		 "BIN" : "passphrase");
> +#if 0
> +	/*
> +	 * don't enable here if you plan to submit
> +	 * the debug log because this dumps your precious
> +	 * passphrase/key.
> +	 */
> +	pr_debug("%s: psk=%s\n",
> +		 (wpa->psk_type == GELIC_EURUS_WPA_PSK_BIN) ?
> +		 (char *)"N/A" : (char *)wpa->psk);
> +#endif
> +#endif
> +	/* issue wpa setup */
> +	cmd = gelic_eurus_sync_cmd(wl, GELIC_EURUS_CMD_SET_WPA_CFG,
> +				   wpa, sizeof(*wpa));
> +	if (!cmd)
> +		ret = -ENOMEM;
> +	else if (cmd->status || cmd->cmd_status)
> +		ret = -ENXIO;
> +	kfree(cmd);
> +	pr_debug("%s: --> %d\n", __func__, ret);
> +	return ret;
> +}
> +
> +/*
> + * Start association. caller must hold assoc_stat_lock
> + */
> +static int gelic_wl_associate_bss(struct gelic_wl_info *wl,
> +				  struct gelic_wl_scan_info *bss)
> +{
> +	struct gelic_eurus_cmd *cmd;
> +	struct gelic_eurus_common_cfg *common;
> +	int ret = 0;
> +	unsigned long rc;
> +
> +	pr_debug("%s: <-\n", __func__);
> +
> +	/* do common config */
> +	common = wl->buf;
> +	memset(common, 0, sizeof(*common));
> +	common->bss_type = cpu_to_be16(GELIC_EURUS_BSS_INFRA);
> +	common->op_mode = cpu_to_be16(GELIC_EURUS_OPMODE_11BG);
> +
> +	common->scan_index = cpu_to_be16(bss->eurus_index);
> +	switch (wl->auth_method) {
> +	case GELIC_EURUS_AUTH_OPEN:
> +		common->auth_method = cpu_to_be16(GELIC_EURUS_AUTH_OPEN);
> +		break;
> +	case GELIC_EURUS_AUTH_SHARED:
> +		common->auth_method = cpu_to_be16(GELIC_EURUS_AUTH_SHARED);
> +		break;
> +	}
> +
> +#ifdef DEBUG
> +	scan_list_dump(wl);
> +#endif
> +	pr_debug("%s: common cfg index=%d bsstype=%d auth=%d\n", __func__,
> +		 be16_to_cpu(common->scan_index),
> +		 be16_to_cpu(common->bss_type),
> +		 be16_to_cpu(common->auth_method));
> +
> +	cmd = gelic_eurus_sync_cmd(wl, GELIC_EURUS_CMD_SET_COMMON_CFG,
> +				   common, sizeof(*common));
> +	if (!cmd || cmd->status || cmd->cmd_status) {
> +		ret = -ENOMEM;
> +		kfree(cmd);
> +		goto out;
> +	}
> +	kfree(cmd);
> +
> +	/* WEP/WPA */
> +	switch (wl->wpa_level) {
> +	case GELIC_WL_WPA_LEVEL_NONE:
> +		/* If WEP or no security, setup WEP config */
> +		ret = gelic_wl_do_wep_setup(wl);
> +		break;
> +	case GELIC_WL_WPA_LEVEL_WPA:
> +	case GELIC_WL_WPA_LEVEL_WPA2:
> +		ret = gelic_wl_do_wpa_setup(wl);
> +		break;
> +	};
> +
> +	if (ret) {
> +		pr_debug("%s: WEP/WPA setup failed %d\n", __func__,
> +			 ret);
> +	}
> +
> +	/* start association */
> +	init_completion(&wl->assoc_done);
> +	wl->assoc_stat = GELIC_WL_ASSOC_STAT_ASSOCIATING;
> +	cmd = gelic_eurus_sync_cmd(wl, GELIC_EURUS_CMD_ASSOC,
> +				   NULL, 0);
> +	if (!cmd || cmd->status || cmd->cmd_status) {
> +		pr_debug("%s: assoc request failed\n", __func__);
> +		wl->assoc_stat = GELIC_WL_ASSOC_STAT_DISCONN;
> +		kfree(cmd);
> +		ret = -ENOMEM;
> +		gelic_wl_send_iwap_event(wl, NULL);
> +		goto out;
> +	}
> +	kfree(cmd);
> +
> +	/* wait for connected event */
> +	rc = wait_for_completion_timeout(&wl->assoc_done, HZ * 4);/*FIXME*/
> +
> +	if (!rc) {
> +		/* timeouted.  Maybe key or cyrpt mode is wrong */
> +		pr_info("%s: connect timeout \n", __func__);
> +		cmd = gelic_eurus_sync_cmd(wl, GELIC_EURUS_CMD_DISASSOC,
> +					   NULL, 0);
> +		kfree(cmd);
> +		wl->assoc_stat = GELIC_WL_ASSOC_STAT_DISCONN;
> +		gelic_wl_send_iwap_event(wl, NULL);
> +		ret = -ENXIO;
> +	} else {
> +		wl->assoc_stat = GELIC_WL_ASSOC_STAT_ASSOCIATED;
> +		/* copy bssid */
> +		memcpy(wl->active_bssid, &bss->hwinfo->bssid[2], ETH_ALEN);
> +
> +		/* send connect event */
> +		gelic_wl_send_iwap_event(wl, wl->active_bssid);
> +		pr_info("%s: connected\n", __func__);
> +	}
> +out:
> +	pr_debug("%s: ->\n", __func__);
> +	return ret;
> +}
> +
> +/*
> + * connected event
> + */
> +static void gelic_wl_connected_event(struct gelic_wl_info *wl,
> +				     u64 event)
> +{
> +	u64 desired_event = 0;
> +
> +	switch (wl->wpa_level) {
> +	case GELIC_WL_WPA_LEVEL_NONE:
> +		desired_event = GELIC_LV1_WL_EVENT_CONNECTED;
> +		break;
> +	case GELIC_WL_WPA_LEVEL_WPA:
> +	case GELIC_WL_WPA_LEVEL_WPA2:
> +		desired_event = GELIC_LV1_WL_EVENT_WPA_CONNECTED;
> +		break;
> +	}
> +
> +	if (desired_event == event) {
> +		pr_debug("%s: completed \n", __func__);
> +		complete(&wl->assoc_done);
> +		netif_carrier_on(port_to_netdev(wl_port(wl)));
> +	} else
> +		pr_debug("%s: event %#lx under wpa\n",
> +				 __func__, event);
> +}
> +
> +/*
> + * disconnect event
> + */
> +static void gelic_wl_disconnect_event(struct gelic_wl_info *wl,
> +				      u64 event)
> +{
> +	struct gelic_eurus_cmd *cmd;
> +	int lock;
> +
> +	/*
> +	 * If we fall here in the middle of association,
> +	 * associate_bss() should be waiting for complation of
> +	 * wl->assoc_done.
> +	 * As it waits with timeout, just leave assoc_done
> +	 * uncompleted, then it terminates with timeout
> +	 */
> +	if (down_trylock(&wl->assoc_stat_lock)) {
> +		pr_debug("%s: already locked\n", __func__);
> +		lock = 0;
> +	} else {
> +		pr_debug("%s: obtain lock\n", __func__);
> +		lock = 1;
> +	}
> +
> +	cmd = gelic_eurus_sync_cmd(wl, GELIC_EURUS_CMD_DISASSOC, NULL, 0);
> +	kfree(cmd);
> +
> +	/* send disconnected event to the supplicant */
> +	if (wl->assoc_stat == GELIC_WL_ASSOC_STAT_ASSOCIATED)
> +		gelic_wl_send_iwap_event(wl, NULL);
> +
> +	wl->assoc_stat = GELIC_WL_ASSOC_STAT_DISCONN;
> +	netif_carrier_off(port_to_netdev(wl_port(wl)));
> +
> +	if (lock)
> +		up(&wl->assoc_stat_lock);
> +}
> +/*
> + * event worker
> + */
> +#ifdef DEBUG
> +static const char *eventstr(enum gelic_lv1_wl_event event)
> +{
> +	static char buf[32];
> +	char *ret;
> +	if (event & GELIC_LV1_WL_EVENT_DEVICE_READY)
> +		ret = "EURUS_READY";
> +	else if (event & GELIC_LV1_WL_EVENT_SCAN_COMPLETED)
> +		ret = "SCAN_COMPLETED";
> +	else if (event & GELIC_LV1_WL_EVENT_DEAUTH)
> +		ret = "DEAUTH";
> +	else if (event & GELIC_LV1_WL_EVENT_BEACON_LOST)
> +		ret = "BEACON_LOST";
> +	else if (event & GELIC_LV1_WL_EVENT_CONNECTED)
> +		ret = "CONNECTED";
> +	else if (event & GELIC_LV1_WL_EVENT_WPA_CONNECTED)
> +		ret = "WPA_CONNECTED";
> +	else if (event & GELIC_LV1_WL_EVENT_WPA_ERROR)
> +		ret = "WPA_ERROR";
> +	else {
> +		sprintf(buf, "Unknown(%#x)", event);
> +		ret = buf;
> +	}
> +	return ret;
> +}
> +#else
> +static const char *eventstr(enum gelic_lv1_wl_event event)
> +{
> +	return NULL;
> +}
> +#endif
> +static void gelic_wl_event_worker(struct work_struct *work)
> +{
> +	struct gelic_wl_info *wl;
> +	struct gelic_port *port;
> +	u64 event, tmp;
> +	int status;
> +
> +	pr_debug("%s:start\n", __func__);
> +	wl = container_of(work, struct gelic_wl_info, event_work.work);
> +	port = wl_port(wl);
> +	while (1) {
> +		status = lv1_net_control(bus_id(port->card), dev_id(port->card),
> +					 GELIC_LV1_GET_WLAN_EVENT, 0, 0, 0,
> +					 &event, &tmp);
> +		if (status) {
> +			if (status != LV1_NO_ENTRY)
> +				pr_debug("%s:wlan event failed %d\n",
> +					 __func__, status);
> +			/* got all events */
> +			pr_debug("%s:end\n", __func__);
> +			return;
> +		}
> +		pr_debug("%s: event=%s\n", __func__, eventstr(event));
> +		switch (event) {
> +		case GELIC_LV1_WL_EVENT_SCAN_COMPLETED:
> +			gelic_wl_scan_complete_event(wl);
> +			break;
> +		case GELIC_LV1_WL_EVENT_BEACON_LOST:
> +		case GELIC_LV1_WL_EVENT_DEAUTH:
> +			gelic_wl_disconnect_event(wl, event);
> +			break;
> +		case GELIC_LV1_WL_EVENT_CONNECTED:
> +		case GELIC_LV1_WL_EVENT_WPA_CONNECTED:
> +			gelic_wl_connected_event(wl, event);
> +			break;
> +		default:
> +			break;
> +		}
> +	} /* while */
> +}
> +/*
> + * association worker
> + */
> +static void gelic_wl_assoc_worker(struct work_struct *work)
> +{
> +	struct gelic_wl_info *wl;
> +
> +	struct gelic_wl_scan_info *best_bss;
> +	int ret;
> +
> +	wl = container_of(work, struct gelic_wl_info, assoc_work.work);
> +
> +	down(&wl->assoc_stat_lock);
> +
> +	if (wl->assoc_stat != GELIC_WL_ASSOC_STAT_DISCONN)
> +		goto out;
> +
> +	ret = gelic_wl_start_scan(wl, 0);
> +	if (ret == -ERESTARTSYS) {
> +		pr_debug("%s: scan start failed association\n", __func__);
> +		schedule_delayed_work(&wl->assoc_work, HZ/10); /*FIXME*/
> +		goto out;
> +	} else if (ret) {
> +		pr_info("%s: scan prerequisite failed\n", __func__);
> +		goto out;
> +	}
> +
> +	/*
> +	 * Wait for bss scan completion
> +	 * If we have scan list already, gelic_wl_start_scan()
> +	 * returns OK and raises the complete.  Thus,
> +	 * it's ok to wait unconditionally here
> +	 */
> +	wait_for_completion(&wl->scan_done);
> +
> +	pr_debug("%s: scan done\n", __func__);
> +	down(&wl->scan_lock);
> +	if (wl->scan_stat != GELIC_WL_SCAN_STAT_GOT_LIST) {
> +		gelic_wl_send_iwap_event(wl, NULL);
> +		pr_info("%s: no scan list. association failed\n", __func__);
> +		goto scan_lock_out;
> +	}
> +
> +	/* find best matching bss */
> +	best_bss = gelic_wl_find_best_bss(wl);
> +	if (!best_bss) {
> +		gelic_wl_send_iwap_event(wl, NULL);
> +		pr_info("%s: no bss matched. association failed\n", __func__);
> +		goto scan_lock_out;
> +	}
> +
> +	/* ok, do association */
> +	ret = gelic_wl_associate_bss(wl, best_bss);
> +	if (ret)
> +		pr_info("%s: association failed %d\n", __func__, ret);
> +scan_lock_out:
> +	up(&wl->scan_lock);
> +out:
> +	up(&wl->assoc_stat_lock);
> +}
> +/*
> + * Interrupt handler
> + * Called from the ethernet interrupt handler
> + * Processes wireless specific virtual interrupts only
> + */
> +void gelic_wl_interrupt(struct net_device *netdev, u64 status)
> +{
> +	struct gelic_wl_info *wl = port_wl(netdev_priv(netdev));
> +
> +	if (status & GELIC_CARD_WLAN_COMMAND_COMPLETED) {
> +		pr_debug("%s:cmd complete\n", __func__);
> +		complete(&wl->cmd_done_intr);
> +	}
> +
> +	if (status & GELIC_CARD_WLAN_EVENT_RECEIVED) {
> +		pr_debug("%s:event received\n", __func__);
> +		queue_delayed_work(wl->event_queue, &wl->event_work, 0);
> +	}
> +}
> +
> +/*
> + * driver helpers
> + */
> +#define IW_IOCTL(n) [(n) - SIOCSIWCOMMIT]
> +static const iw_handler gelic_wl_wext_handler[] =
> +{
> +	IW_IOCTL(SIOCGIWNAME)		= gelic_wl_get_name,
> +	IW_IOCTL(SIOCGIWRANGE)		= gelic_wl_get_range,
> +	IW_IOCTL(SIOCSIWSCAN)		= gelic_wl_set_scan,
> +	IW_IOCTL(SIOCGIWSCAN)		= gelic_wl_get_scan,
> +	IW_IOCTL(SIOCSIWAUTH)		= gelic_wl_set_auth,
> +	IW_IOCTL(SIOCGIWAUTH)		= gelic_wl_get_auth,
> +	IW_IOCTL(SIOCSIWESSID)		= gelic_wl_set_essid,
> +	IW_IOCTL(SIOCGIWESSID)		= gelic_wl_get_essid,
> +	IW_IOCTL(SIOCSIWENCODE)		= gelic_wl_set_encode,
> +	IW_IOCTL(SIOCGIWENCODE)		= gelic_wl_get_encode,
> +	IW_IOCTL(SIOCSIWAP)		= gelic_wl_set_ap,
> +	IW_IOCTL(SIOCGIWAP)		= gelic_wl_get_ap,
> +	IW_IOCTL(SIOCSIWENCODEEXT)	= gelic_wl_set_encodeext,
> +	IW_IOCTL(SIOCGIWENCODEEXT)	= gelic_wl_get_encodeext,
> +	IW_IOCTL(SIOCSIWMODE)		= gelic_wl_set_mode,
> +	IW_IOCTL(SIOCGIWMODE)		= gelic_wl_get_mode,
> +	IW_IOCTL(SIOCGIWNICKN)		= gelic_wl_get_nick,
> +};
> +
> +static struct iw_priv_args gelic_wl_private_args[] =
> +{
> +	{
> +		.cmd = GELIC_WL_PRIV_SET_PSK,
> +		.set_args = IW_PRIV_TYPE_CHAR |
> +		(GELIC_WL_EURUS_PSK_MAX_LEN + 2),
> +		.name = "set_psk"
> +	},
> +	{
> +		.cmd = GELIC_WL_PRIV_GET_PSK,
> +		.get_args = IW_PRIV_TYPE_CHAR |
> +		(GELIC_WL_EURUS_PSK_MAX_LEN + 2),
> +		.name = "get_psk"
> +	}
> +};
> +
> +static const iw_handler gelic_wl_private_handler[] =
> +{
> +	gelic_wl_priv_set_psk,
> +	gelic_wl_priv_get_psk,
> +};
> +
> +static const struct iw_handler_def gelic_wl_wext_handler_def = {
> +	.num_standard		= ARRAY_SIZE(gelic_wl_wext_handler),
> +	.standard		= gelic_wl_wext_handler,
> +	.get_wireless_stats	= gelic_wl_get_wireless_stats,
> +	.num_private		= ARRAY_SIZE(gelic_wl_private_handler),
> +	.num_private_args	= ARRAY_SIZE(gelic_wl_private_args),
> +	.private		= gelic_wl_private_handler,
> +	.private_args		= gelic_wl_private_args,
> +};
> +
> +static struct net_device *gelic_wl_alloc(struct gelic_card *card)
> +{
> +	struct net_device *netdev;
> +	struct gelic_port *port;
> +	struct gelic_wl_info *wl;
> +	unsigned int i;
> +
> +	pr_debug("%s:start\n", __func__);
> +	netdev = alloc_etherdev(sizeof(struct gelic_port) +
> +				sizeof(struct gelic_wl_info));
> +	pr_debug("%s: netdev =%p card=%p \np", __func__, netdev, card);
> +	if (!netdev)
> +		return NULL;
> +
> +	port = netdev_priv(netdev);
> +	port->netdev = netdev;
> +	port->card = card;
> +	port->type = GELIC_PORT_WIRELESS;
> +
> +	wl = port_wl(port);
> +	pr_debug("%s: wl=%p port=%p\n", __func__, wl, port);
> +
> +	/* allocate scan list */
> +	wl->networks = kzalloc(sizeof(struct gelic_wl_scan_info) *
> +			       GELIC_WL_BSS_MAX_ENT, GFP_KERNEL);
> +
> +	if (!wl->networks)
> +		goto fail_bss;
> +
> +	wl->eurus_cmd_queue = create_singlethread_workqueue("gelic_cmd");
> +	if (!wl->eurus_cmd_queue)
> +		goto fail_cmd_workqueue;
> +
> +	wl->event_queue = create_singlethread_workqueue("gelic_event");
> +	if (!wl->event_queue)
> +		goto fail_event_workqueue;
> +
> +	INIT_LIST_HEAD(&wl->network_free_list);
> +	INIT_LIST_HEAD(&wl->network_list);
> +	for (i = 0; i < GELIC_WL_BSS_MAX_ENT; i++)
> +		list_add_tail(&wl->networks[i].list,
> +			      &wl->network_free_list);
> +	init_completion(&wl->cmd_done_intr);
> +
> +	INIT_DELAYED_WORK(&wl->event_work, gelic_wl_event_worker);
> +	INIT_DELAYED_WORK(&wl->assoc_work, gelic_wl_assoc_worker);
> +	init_MUTEX(&wl->scan_lock);
> +	init_MUTEX(&wl->assoc_stat_lock);
> +
> +	init_completion(&wl->scan_done);
> +	/* for the case that no scan request is issued and stop() is called */
> +	complete(&wl->scan_done);
> +
> +	spin_lock_init(&wl->lock);
> +
> +	wl->scan_age = 5*HZ; /* FIXME */
> +
> +	/* buffer for receiving scanned list etc */
> +	BUILD_BUG_ON(PAGE_SIZE <
> +		     sizeof(struct gelic_eurus_scan_info) *
> +		     GELIC_EURUS_MAX_SCAN);
> +	wl->buf = (void *)get_zeroed_page(GFP_KERNEL);
> +	if (!wl->buf) {
> +		pr_info("%s:buffer allocation failed\n", __func__);
> +		goto fail_getpage;
> +	}
> +	pr_debug("%s:end\n", __func__);
> +	return netdev;
> +
> +fail_getpage:
> +	destroy_workqueue(wl->event_queue);
> +fail_event_workqueue:
> +	destroy_workqueue(wl->eurus_cmd_queue);
> +fail_cmd_workqueue:
> +	kfree(wl->networks);
> +fail_bss:
> +	free_netdev(netdev);
> +	pr_debug("%s:end error\n", __func__);
> +	return NULL;
> +
> +}
> +
> +static void gelic_wl_free(struct gelic_wl_info *wl)
> +{
> +	struct gelic_wl_scan_info *scan_info;
> +	unsigned int i;
> +
> +	pr_debug("%s: <-\n", __func__);
> +
> +	pr_debug("%s: destroy queues\n", __func__);
> +	destroy_workqueue(wl->eurus_cmd_queue);
> +	destroy_workqueue(wl->event_queue);
> +
> +	scan_info = wl->networks;
> +	for (i = 0; i < GELIC_WL_BSS_MAX_ENT; i++, scan_info++)
> +		kfree(scan_info->hwinfo);
> +	kfree(wl->networks);
> +
> +	free_netdev(port_to_netdev(wl_port(wl)));
> +
> +	pr_debug("%s: ->\n", __func__);
> +}
> +
> +static int gelic_wl_try_associate(struct net_device *netdev)
> +{
> +	struct gelic_wl_info *wl = port_wl(netdev_priv(netdev));
> +	int ret = -1;
> +	unsigned int i;
> +
> +	pr_debug("%s: <-\n", __func__);
> +
> +	/* check constraits for start association */
> +	/* for no access restriction AP */
> +	if (wl->group_cipher_method == GELIC_WL_CIPHER_NONE) {
> +		if (test_bit(GELIC_WL_STAT_CONFIGURED,
> +			     &wl->stat))
> +			goto do_associate;
> +		else {
> +			pr_debug("%s: no wep, not configured\n", __func__);
> +			return ret;
> +		}
> +	}
> +
> +	/* for WEP, one of four keys should be set */
> +	if (wl->group_cipher_method == GELIC_WL_CIPHER_WEP) {
> +		/* one of keys set */
> +		for (i = 0; i < GELIC_WEP_KEYS; i++) {
> +			if (test_bit(i, &wl->key_enabled))
> +			    goto do_associate;
> +		}
> +		pr_debug("%s: WEP, but no key specified\n", __func__);
> +		return ret;
> +	}
> +
> +	/* for WPA[2], psk should be set */
> +	if ((wl->group_cipher_method == GELIC_WL_CIPHER_TKIP) ||
> +	    (wl->group_cipher_method == GELIC_WL_CIPHER_AES)) {
> +		if (test_bit(GELIC_WL_STAT_WPA_PSK_SET,
> +			     &wl->stat))
> +			goto do_associate;
> +		else {
> +			pr_debug("%s: AES/TKIP, but PSK not configured\n",
> +				 __func__);
> +			return ret;
> +		}
> +	}
> +
> +do_associate:
> +	ret = schedule_delayed_work(&wl->assoc_work, 0);
> +	pr_debug("%s: start association work %d\n", __func__, ret);
> +	return ret;
> +}
> +
> +/*
> + * netdev handlers
> + */
> +static int gelic_wl_open(struct net_device *netdev)
> +{
> +	struct gelic_card *card = netdev_card(netdev);
> +
> +	pr_debug("%s:->%p\n", __func__, netdev);
> +
> +	gelic_card_up(card);
> +
> +	/* try to associate */
> +	gelic_wl_try_associate(netdev);
> +
> +	netif_start_queue(netdev);
> +
> +	pr_debug("%s:<-\n", __func__);
> +	return 0;
> +}
> +
> +/*
> + * reset state machine
> + */
> +static int gelic_wl_reset_state(struct gelic_wl_info *wl)
> +{
> +	struct gelic_wl_scan_info *target;
> +	struct gelic_wl_scan_info *tmp;
> +
> +	/* empty scan list */
> +	list_for_each_entry_safe(target, tmp, &wl->network_list, list) {
> +		list_move_tail(&target->list, &wl->network_free_list);
> +	}
> +	wl->scan_stat = GELIC_WL_SCAN_STAT_INIT;
> +
> +	/* clear configuration */
> +	wl->auth_method = GELIC_EURUS_AUTH_OPEN;
> +	wl->group_cipher_method = GELIC_WL_CIPHER_NONE;
> +	wl->pairwise_cipher_method = GELIC_WL_CIPHER_NONE;
> +	wl->wpa_level = GELIC_WL_WPA_LEVEL_NONE;
> +
> +	wl->key_enabled = 0;
> +	wl->current_key = 0;
> +
> +	wl->psk_type = GELIC_EURUS_WPA_PSK_PASSPHRASE;
> +	wl->psk_len = 0;
> +
> +	wl->essid_len = 0;
> +	memset(wl->essid, 0, sizeof(wl->essid));
> +	memset(wl->bssid, 0, sizeof(wl->bssid));
> +	memset(wl->active_bssid, 0, sizeof(wl->active_bssid));
> +
> +	wl->assoc_stat = GELIC_WL_ASSOC_STAT_DISCONN;
> +
> +	memset(&wl->iwstat, 0, sizeof(wl->iwstat));
> +	/* all status bit clear */
> +	wl->stat = 0;
> +	return 0;
> +}
> +
> +/*
> + * Tell eurus to terminate association
> + */
> +static void gelic_wl_disconnect(struct net_device *netdev)
> +{
> +	struct gelic_port *port = netdev_priv(netdev);
> +	struct gelic_wl_info *wl = port_wl(port);
> +	struct gelic_eurus_cmd *cmd;
> +
> +	/*
> +	 * If scann process is running on chip,
> +	 * further requests will be rejected
> +	 */
> +	if (wl->scan_stat == GELIC_WL_SCAN_STAT_SCANNING)
> +		wait_for_completion_timeout(&wl->scan_done, HZ);
> +
> +	cmd = gelic_eurus_sync_cmd(wl, GELIC_EURUS_CMD_DISASSOC, NULL, 0);
> +	kfree(cmd);
> +	gelic_wl_send_iwap_event(wl, NULL);
> +};
> +
> +static int gelic_wl_stop(struct net_device *netdev)
> +{
> +	struct gelic_port *port = netdev_priv(netdev);
> +	struct gelic_wl_info *wl = port_wl(port);
> +	struct gelic_card *card = netdev_card(netdev);
> +
> +	pr_debug("%s:<-\n", __func__);
> +
> +	/*
> +	 * Cancel pending association work.
> +	 * event work can run after netdev down
> +	 */
> +	cancel_delayed_work(&wl->assoc_work);
> +
> +	if (wl->assoc_stat == GELIC_WL_ASSOC_STAT_ASSOCIATED)
> +		gelic_wl_disconnect(netdev);
> +
> +	/* reset our state machine */
> +	gelic_wl_reset_state(wl);
> +
> +	netif_stop_queue(netdev);
> +
> +	gelic_card_down(card);
> +
> +	pr_debug("%s:->\n", __func__);
> +	return 0;
> +}
> +
> +/* -- */
> +
> +static struct ethtool_ops gelic_wl_ethtool_ops = {
> +	.get_drvinfo	= gelic_net_get_drvinfo,
> +	.get_link	= gelic_wl_get_link,
> +	.get_tx_csum	= ethtool_op_get_tx_csum,
> +	.set_tx_csum	= ethtool_op_set_tx_csum,
> +	.get_rx_csum	= gelic_net_get_rx_csum,
> +	.set_rx_csum	= gelic_net_set_rx_csum,
> +};
> +
> +static void gelic_wl_setup_netdev_ops(struct net_device *netdev)
> +{
> +	struct gelic_wl_info *wl;
> +	wl = port_wl(netdev_priv(netdev));
> +	BUG_ON(!wl);
> +	netdev->open = &gelic_wl_open;
> +	netdev->stop = &gelic_wl_stop;
> +	netdev->hard_start_xmit = &gelic_net_xmit;
> +	netdev->set_multicast_list = &gelic_net_set_multi;
> +	netdev->change_mtu = &gelic_net_change_mtu;
> +	netdev->wireless_data = &wl->wireless_data;
> +	netdev->wireless_handlers = &gelic_wl_wext_handler_def;
> +	/* tx watchdog */
> +	netdev->tx_timeout = &gelic_net_tx_timeout;
> +	netdev->watchdog_timeo = GELIC_NET_WATCHDOG_TIMEOUT;
> +
> +	netdev->ethtool_ops = &gelic_wl_ethtool_ops;
> +#ifdef CONFIG_NET_POLL_CONTROLLER
> +	netdev->poll_controller = gelic_net_poll_controller;
> +#endif
> +}
> +
> +/*
> + * driver probe/remove
> + */
> +int gelic_wl_driver_probe(struct gelic_card *card)
> +{
> +	int ret;
> +	struct net_device *netdev;
> +
> +	pr_debug("%s:start\n", __func__);
> +
> +	if (ps3_compare_firmware_version(1, 6, 0) < 0)
> +		return 0;
> +	if (!card->vlan[GELIC_PORT_WIRELESS].tx)
> +		return 0;
> +
> +	/* alloc netdevice for wireless */
> +	netdev = gelic_wl_alloc(card);
> +	if (!netdev)
> +		return -ENOMEM;
> +
> +	/* setup net_device structure */
> +	gelic_wl_setup_netdev_ops(netdev);
> +
> +	/* setup some of net_device and register it */
> +	ret = gelic_net_setup_netdev(netdev, card);
> +	if (ret)
> +		goto fail_setup;
> +	card->netdev[GELIC_PORT_WIRELESS] = netdev;
> +
> +	/* add enable wireless interrupt */
> +	card->irq_mask |= GELIC_CARD_WLAN_EVENT_RECEIVED |
> +		GELIC_CARD_WLAN_COMMAND_COMPLETED;
> +	/* to allow wireless commands while both interfaces are down */
> +	gelic_card_set_irq_mask(card, GELIC_CARD_WLAN_EVENT_RECEIVED |
> +				GELIC_CARD_WLAN_COMMAND_COMPLETED);
> +	pr_debug("%s:end\n", __func__);
> +	return 0;
> +
> +fail_setup:
> +	gelic_wl_free(port_wl(netdev_port(netdev)));
> +
> +	return ret;
> +}
> +
> +int gelic_wl_driver_remove(struct gelic_card *card)
> +{
> +	struct gelic_wl_info *wl;
> +	struct net_device *netdev;
> +
> +	pr_debug("%s:start\n", __func__);
> +
> +	if (ps3_compare_firmware_version(1, 6, 0) < 0)
> +		return 0;
> +	if (!card->vlan[GELIC_PORT_WIRELESS].tx)
> +		return 0;
> +
> +	netdev = card->netdev[GELIC_PORT_WIRELESS];
> +	wl = port_wl(netdev_priv(netdev));
> +
> +	/* if the interface was not up, but associated */
> +	if (wl->assoc_stat == GELIC_WL_ASSOC_STAT_ASSOCIATED)
> +		gelic_wl_disconnect(netdev);
> +
> +	complete(&wl->cmd_done_intr);
> +
> +	/* cancel all work queue */
> +	cancel_delayed_work(&wl->assoc_work);
> +	cancel_delayed_work(&wl->event_work);
> +	flush_workqueue(wl->eurus_cmd_queue);
> +	flush_workqueue(wl->event_queue);
> +
> +	unregister_netdev(netdev);
> +
> +	/* disable wireless interrupt */
> +	pr_debug("%s: disable intr\n", __func__);
> +	card->irq_mask &= ~(GELIC_CARD_WLAN_EVENT_RECEIVED |
> +			    GELIC_CARD_WLAN_COMMAND_COMPLETED);
> +	/* free bss list, netdev*/
> +	gelic_wl_free(wl);
> +	pr_debug("%s:end\n", __func__);
> +	return 0;
> +}
> --- /dev/null
> +++ b/drivers/net/ps3_gelic_wireless.h
> @@ -0,0 +1,329 @@
> +/*
> + *  PS3 gelic network driver.
> + *
> + * Copyright (C) 2007 Sony Computer Entertainment Inc.
> + * Copyright 2007 Sony Corporation
> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License as published by
> + * the Free Software Foundation version 2.
> + *
> + * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
> + */
> +#ifndef _GELIC_WIRELESS_H
> +#define _GELIC_WIRELESS_H
> +
> +#include <linux/wireless.h>
> +#include <net/iw_handler.h>
> +
> +
> +/* return value from  GELIC_LV1_GET_WLAN_EVENT netcontrol */
> +enum gelic_lv1_wl_event {
> +	GELIC_LV1_WL_EVENT_DEVICE_READY   = 0x01, /* Eurus ready */
> +	GELIC_LV1_WL_EVENT_SCAN_COMPLETED = 0x02, /* Scan has completed */
> +	GELIC_LV1_WL_EVENT_DEAUTH         = 0x04, /* Deauthed by the AP */
> +	GELIC_LV1_WL_EVENT_BEACON_LOST    = 0x08, /* Beacon lost detected */
> +	GELIC_LV1_WL_EVENT_CONNECTED      = 0x10, /* Connected to AP */
> +	GELIC_LV1_WL_EVENT_WPA_CONNECTED  = 0x20, /* WPA connection */
> +	GELIC_LV1_WL_EVENT_WPA_ERROR      = 0x40, /* MIC error */
> +};
> +
> +/* arguments for GELIC_LV1_POST_WLAN_COMMAND netcontrol */
> +enum gelic_eurus_command {
> +	GELIC_EURUS_CMD_ASSOC		=  1, /* association start */
> +	GELIC_EURUS_CMD_DISASSOC	=  2, /* disassociate      */
> +	GELIC_EURUS_CMD_START_SCAN	=  3, /* scan start        */
> +	GELIC_EURUS_CMD_GET_SCAN	=  4, /* get scan result   */
> +	GELIC_EURUS_CMD_SET_COMMON_CFG	=  5, /* set common config */
> +	GELIC_EURUS_CMD_GET_COMMON_CFG	=  6, /* set common config */
> +	GELIC_EURUS_CMD_SET_WEP_CFG	=  7, /* set WEP config    */
> +	GELIC_EURUS_CMD_GET_WEP_CFG	=  8, /* get WEP config    */
> +	GELIC_EURUS_CMD_SET_WPA_CFG	=  9, /* set WPA config    */
> +	GELIC_EURUS_CMD_GET_WPA_CFG	= 10, /* get WPA config    */
> +	GELIC_EURUS_CMD_GET_RSSI_CFG	= 11, /* get RSSI info.    */
> +	GELIC_EURUS_CMD_MAX_INDEX
> +};
> +
> +/* for GELIC_EURUS_CMD_COMMON_CFG */
> +enum gelic_eurus_bss_type {
> +	GELIC_EURUS_BSS_INFRA = 0,
> +	GELIC_EURUS_BSS_ADHOC = 1, /* not supported */
> +};
> +
> +enum gelic_eurus_auth_method {
> +	GELIC_EURUS_AUTH_OPEN = 0, /* FIXME: WLAN_AUTH_OPEN */
> +	GELIC_EURUS_AUTH_SHARED = 1, /* not supported */
> +};
> +
> +enum gelic_eurus_opmode {
> +	GELIC_EURUS_OPMODE_11BG = 0, /* 802.11b/g */
> +	GELIC_EURUS_OPMODE_11B = 1, /* 802.11b only */
> +	GELIC_EURUS_OPMODE_11G = 2, /* 802.11g only */
> +};
> +
> +struct gelic_eurus_common_cfg {
> +	/* all fields are big endian */
> +	u16 scan_index;
> +	u16 bss_type;    /* infra or adhoc */
> +	u16 auth_method; /* shared key or open */
> +	u16 op_mode; /* B/G */
> +} __attribute__((packed));
> +
> +
> +/* for GELIC_EURUS_CMD_WEP_CFG */
> +enum gelic_eurus_wep_security {
> +	GELIC_EURUS_WEP_SEC_NONE	= 0,
> +	GELIC_EURUS_WEP_SEC_40BIT	= 1,
> +	GELIC_EURUS_WEP_SEC_104BIT	= 2,
> +};
> +
> +struct gelic_eurus_wep_cfg {
> +	/* all fields are big endian */
> +	u16 security;
> +	u8 key[4][16];
> +} __attribute__((packed));
> +
> +/* for GELIC_EURUS_CMD_WPA_CFG */
> +enum gelic_eurus_wpa_security {
> +	GELIC_EURUS_WPA_SEC_NONE		= 0x0000,
> +	/* group=TKIP, pairwise=TKIP */
> +	GELIC_EURUS_WPA_SEC_WPA_TKIP_TKIP	= 0x0001,
> +	/* group=AES, pairwise=AES */
> +	GELIC_EURUS_WPA_SEC_WPA_AES_AES		= 0x0002,
> +	/* group=TKIP, pairwise=TKIP */
> +	GELIC_EURUS_WPA_SEC_WPA2_TKIP_TKIP	= 0x0004,
> +	/* group=AES, pairwise=AES */
> +	GELIC_EURUS_WPA_SEC_WPA2_AES_AES	= 0x0008,
> +	/* group=TKIP, pairwise=AES */
> +	GELIC_EURUS_WPA_SEC_WPA_TKIP_AES	= 0x0010,
> +	/* group=TKIP, pairwise=AES */
> +	GELIC_EURUS_WPA_SEC_WPA2_TKIP_AES	= 0x0020,
> +};
> +
> +enum gelic_eurus_wpa_psk_type {
> +	GELIC_EURUS_WPA_PSK_PASSPHRASE	= 0, /* passphrase string   */
> +	GELIC_EURUS_WPA_PSK_BIN		= 1, /* 32 bytes binary key */
> +};
> +
> +#define GELIC_WL_EURUS_PSK_MAX_LEN	64
> +#define WPA_PSK_LEN			32 /* WPA spec says 256bit */
> +
> +struct gelic_eurus_wpa_cfg {
> +	/* all fields are big endian */
> +	u16 security;
> +	u16 psk_type; /* psk key encoding type */
> +	u8 psk[GELIC_WL_EURUS_PSK_MAX_LEN]; /* psk key; hex or passphrase */
> +} __attribute__((packed));
> +
> +/* for GELIC_EURUS_CMD_{START,GET}_SCAN */
> +enum gelic_eurus_scan_capability {
> +	GELIC_EURUS_SCAN_CAP_ADHOC	= 0x0000,
> +	GELIC_EURUS_SCAN_CAP_INFRA	= 0x0001,
> +	GELIC_EURUS_SCAN_CAP_MASK	= 0x0001,
> +};
> +
> +enum gelic_eurus_scan_sec_type {
> +	GELIC_EURUS_SCAN_SEC_NONE	= 0x0000,
> +	GELIC_EURUS_SCAN_SEC_WEP	= 0x0100,
> +	GELIC_EURUS_SCAN_SEC_WPA	= 0x0200,
> +	GELIC_EURUS_SCAN_SEC_WPA2	= 0x0400,
> +	GELIC_EURUS_SCAN_SEC_MASK	= 0x0f00,
> +};
> +
> +enum gelic_eurus_scan_sec_wep_type {
> +	GELIC_EURUS_SCAN_SEC_WEP_UNKNOWN	= 0x0000,
> +	GELIC_EURUS_SCAN_SEC_WEP_40		= 0x0001,
> +	GELIC_EURUS_SCAN_SEC_WEP_104		= 0x0002,
> +	GELIC_EURUS_SCAN_SEC_WEP_MASK		= 0x0003,
> +};
> +
> +enum gelic_eurus_scan_sec_wpa_type {
> +	GELIC_EURUS_SCAN_SEC_WPA_UNKNOWN	= 0x0000,
> +	GELIC_EURUS_SCAN_SEC_WPA_TKIP		= 0x0001,
> +	GELIC_EURUS_SCAN_SEC_WPA_AES		= 0x0002,
> +	GELIC_EURUS_SCAN_SEC_WPA_MASK		= 0x0003,
> +};
> +
> +/*
> + * hw BSS information structure returned from GELIC_EURUS_CMD_GET_SCAN
> + */
> +struct gelic_eurus_scan_info {
> +	/* all fields are big endian */
> +	__be16 size;
> +	__be16 rssi; /* percentage */
> +	__be16 channel; /* channel number */
> +	__be16 beacon_period; /* FIXME: in msec unit */
> +	__be16 capability;
> +	__be16 security;
> +	u8  bssid[8]; /* last ETH_ALEN are valid. bssid[0],[1] are unused */
> +	u8  essid[32]; /* IW_ESSID_MAX_SIZE */
> +	u8  rate[16]; /* first MAX_RATES_LENGTH(12) are valid */
> +	u8  ext_rate[16]; /* first MAX_RATES_EX_LENGTH(16) are valid */
> +	__be32 reserved1;
> +	__be32 reserved2;
> +	__be32 reserved3;
> +	__be32 reserved4;
> +	u8 elements[0]; /* ie */
> +} __attribute__ ((packed));
> +
> +/* the hypervisor returns bbs up to 16 */
> +#define GELIC_EURUS_MAX_SCAN  (16)
> +struct gelic_wl_scan_info {
> +	struct list_head list;
> +	struct gelic_eurus_scan_info *hwinfo;
> +
> +	int valid; /* set 1 if this entry was in latest scanned list
> +		     * from Eurus */
> +	unsigned int eurus_index; /* index in the Eurus list */
> +	unsigned long last_scanned; /* acquired time */
> +
> +	unsigned int rate_len;
> +	unsigned int rate_ext_len;
> +	unsigned int essid_len;
> +};
> +
> +/* for GELIC_EURUS_CMD_GET_RSSI */
> +struct gelic_eurus_rssi_info {
> +	/* big endian */
> +	__be16 rssi;
> +} __attribute__ ((packed));
> +
> +
> +/* for 'stat' member of gelic_wl_info */
> +enum gelic_wl_info_status_bit {
> +	GELIC_WL_STAT_CONFIGURED,
> +	GELIC_WL_STAT_CH_INFO,   /* ch info aquired */
> +	GELIC_WL_STAT_ESSID_SET, /* ESSID specified by userspace */
> +	GELIC_WL_STAT_BSSID_SET, /* BSSID specified by userspace */
> +	GELIC_WL_STAT_WPA_PSK_SET, /* PMK specified by userspace */
> +	GELIC_WL_STAT_WPA_LEVEL_SET, /* WEP or WPA[2] selected */
> +};
> +
> +/* for 'scan_stat' member of gelic_wl_info */
> +enum gelic_wl_scan_state {
> +	/* just initialized or get last scan result failed */
> +	GELIC_WL_SCAN_STAT_INIT,
> +	/* scan request issued, accepted or chip is scanning */
> +	GELIC_WL_SCAN_STAT_SCANNING,
> +	/* scan results retrieved */
> +	GELIC_WL_SCAN_STAT_GOT_LIST,
> +};
> +
> +/* for 'cipher_method' */
> +enum gelic_wl_cipher_method {
> +	GELIC_WL_CIPHER_NONE,
> +	GELIC_WL_CIPHER_WEP,
> +	GELIC_WL_CIPHER_TKIP,
> +	GELIC_WL_CIPHER_AES,
> +};
> +
> +/* for 'wpa_level' */
> +enum gelic_wl_wpa_level {
> +	GELIC_WL_WPA_LEVEL_NONE,
> +	GELIC_WL_WPA_LEVEL_WPA,
> +	GELIC_WL_WPA_LEVEL_WPA2,
> +};
> +
> +/* for 'assoc_stat' */
> +enum gelic_wl_assoc_state {
> +	GELIC_WL_ASSOC_STAT_DISCONN,
> +	GELIC_WL_ASSOC_STAT_ASSOCIATING,
> +	GELIC_WL_ASSOC_STAT_ASSOCIATED,
> +};
> +/* part of private data alloc_etherdev() allocated */
> +#define GELIC_WEP_KEYS 4
> +struct gelic_wl_info {
> +	/* bss list */
> +	struct semaphore scan_lock;
> +	struct list_head network_list;
> +	struct list_head network_free_list;
> +	struct gelic_wl_scan_info *networks;
> +
> +	unsigned long scan_age; /* last scanned time */
> +	enum gelic_wl_scan_state scan_stat;
> +	struct completion scan_done;
> +
> +	/* eurus command queue */
> +	struct workqueue_struct *eurus_cmd_queue;
> +	struct completion cmd_done_intr;
> +
> +	/* eurus event handling */
> +	struct workqueue_struct *event_queue;
> +	struct delayed_work event_work;
> +
> +	/* wl status bits */
> +	unsigned long stat;
> +	enum gelic_eurus_auth_method auth_method; /* open/shared */
> +	enum gelic_wl_cipher_method group_cipher_method;
> +	enum gelic_wl_cipher_method pairwise_cipher_method;
> +	enum gelic_wl_wpa_level wpa_level; /* wpa/wpa2 */
> +
> +	/* association handling */
> +	struct semaphore assoc_stat_lock;
> +	struct delayed_work assoc_work;
> +	enum gelic_wl_assoc_state assoc_stat;
> +	struct completion assoc_done;
> +
> +	spinlock_t lock;
> +	u16 ch_info; /* available channels. bit0 = ch1 */
> +	/* WEP keys */
> +	u8 key[GELIC_WEP_KEYS][IW_ENCODING_TOKEN_MAX];
> +	unsigned long key_enabled;
> +	unsigned int key_len[GELIC_WEP_KEYS];
> +	unsigned int current_key;
> +	/* WWPA PSK */
> +	u8 psk[GELIC_WL_EURUS_PSK_MAX_LEN];
> +	enum gelic_eurus_wpa_psk_type psk_type;
> +	unsigned int psk_len;
> +
> +	u8 essid[IW_ESSID_MAX_SIZE];
> +	u8 bssid[ETH_ALEN]; /* userland requested */
> +	u8 active_bssid[ETH_ALEN]; /* associated bssid */
> +	unsigned int essid_len;
> +
> +	/* buffer for hypervisor IO */
> +	void *buf;
> +
> +	struct iw_public_data wireless_data;
> +	struct iw_statistics iwstat;
> +};
> +
> +#define GELIC_WL_BSS_MAX_ENT 32
> +#define GELIC_WL_ASSOC_RETRY 50
> +static inline struct gelic_port *wl_port(struct gelic_wl_info *wl)
> +{
> +	return container_of((void *)wl, struct gelic_port, priv);
> +}
> +static inline struct gelic_wl_info *port_wl(struct gelic_port *port)
> +{
> +	return port_priv(port);
> +}
> +
> +struct gelic_eurus_cmd {
> +	struct work_struct work;
> +	struct gelic_wl_info *wl;
> +	unsigned int cmd; /* command code */
> +	u64 tag;
> +	u64 size;
> +	void *buffer;
> +	unsigned int buf_size;
> +	struct completion done;
> +	int status;
> +	u64 cmd_status;
> +};
> +
> +/* private ioctls to pass PSK */
> +#define GELIC_WL_PRIV_SET_PSK		(SIOCIWFIRSTPRIV + 0)
> +#define GELIC_WL_PRIV_GET_PSK		(SIOCIWFIRSTPRIV + 1)
> +
> +extern int gelic_wl_driver_probe(struct gelic_card *card);
> +extern int gelic_wl_driver_remove(struct gelic_card *card);
> +extern void gelic_wl_interrupt(struct net_device *netdev, u64 status);
> +#endif /* _GELIC_WIRELESS_H */
> 
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