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Diffstat (limited to 'drivers/net/wireless/bcm43xx/bcm43xx_wx.c')
-rw-r--r--drivers/net/wireless/bcm43xx/bcm43xx_wx.c1002
1 files changed, 1002 insertions, 0 deletions
diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_wx.c b/drivers/net/wireless/bcm43xx/bcm43xx_wx.c
new file mode 100644
index 00000000000..3daee828ef4
--- /dev/null
+++ b/drivers/net/wireless/bcm43xx/bcm43xx_wx.c
@@ -0,0 +1,1002 @@
+/*
+
+ Broadcom BCM43xx wireless driver
+
+ Copyright (c) 2005 Martin Langer <martin-langer@gmx.de>,
+ Stefano Brivio <st3@riseup.net>
+ Michael Buesch <mbuesch@freenet.de>
+ Danny van Dyk <kugelfang@gentoo.org>
+ Andreas Jaggi <andreas.jaggi@waterwave.ch>
+
+ Some parts of the code in this file are derived from the ipw2200
+ driver Copyright(c) 2003 - 2004 Intel 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; either version 2 of the License, or
+ (at your option) any later version.
+
+ 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; see the file COPYING. If not, write to
+ the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
+ Boston, MA 02110-1301, USA.
+
+*/
+
+#include <linux/wireless.h>
+#include <net/iw_handler.h>
+#include <net/ieee80211softmac.h>
+#include <net/ieee80211softmac_wx.h>
+#include <linux/capability.h>
+#include <linux/sched.h> /* for capable() */
+#include <linux/delay.h>
+
+#include "bcm43xx.h"
+#include "bcm43xx_wx.h"
+#include "bcm43xx_main.h"
+#include "bcm43xx_radio.h"
+#include "bcm43xx_phy.h"
+
+
+/* The WIRELESS_EXT version, which is implemented by this driver. */
+#define BCM43xx_WX_VERSION 18
+
+#define MAX_WX_STRING 80
+
+
+static int bcm43xx_wx_get_name(struct net_device *net_dev,
+ struct iw_request_info *info,
+ union iwreq_data *data,
+ char *extra)
+{
+ struct bcm43xx_private *bcm = bcm43xx_priv(net_dev);
+ unsigned long flags;
+ int i;
+ struct bcm43xx_phyinfo *phy;
+ char suffix[7] = { 0 };
+ int have_a = 0, have_b = 0, have_g = 0;
+
+ bcm43xx_lock(bcm, flags);
+ for (i = 0; i < bcm->nr_80211_available; i++) {
+ phy = &(bcm->core_80211_ext[i].phy);
+ switch (phy->type) {
+ case BCM43xx_PHYTYPE_A:
+ have_a = 1;
+ break;
+ case BCM43xx_PHYTYPE_G:
+ have_g = 1;
+ case BCM43xx_PHYTYPE_B:
+ have_b = 1;
+ break;
+ default:
+ assert(0);
+ }
+ }
+ bcm43xx_unlock(bcm, flags);
+
+ i = 0;
+ if (have_a) {
+ suffix[i++] = 'a';
+ suffix[i++] = '/';
+ }
+ if (have_b) {
+ suffix[i++] = 'b';
+ suffix[i++] = '/';
+ }
+ if (have_g) {
+ suffix[i++] = 'g';
+ suffix[i++] = '/';
+ }
+ if (i != 0)
+ suffix[i - 1] = '\0';
+
+ snprintf(data->name, IFNAMSIZ, "IEEE 802.11%s", suffix);
+
+ return 0;
+}
+
+static int bcm43xx_wx_set_channelfreq(struct net_device *net_dev,
+ struct iw_request_info *info,
+ union iwreq_data *data,
+ char *extra)
+{
+ struct bcm43xx_private *bcm = bcm43xx_priv(net_dev);
+ unsigned long flags;
+ u8 channel;
+ int freq;
+ int err = -EINVAL;
+
+ bcm43xx_lock_mmio(bcm, flags);
+ if ((data->freq.m >= 0) && (data->freq.m <= 1000)) {
+ channel = data->freq.m;
+ freq = bcm43xx_channel_to_freq(bcm, channel);
+ } else {
+ channel = bcm43xx_freq_to_channel(bcm, data->freq.m);
+ freq = data->freq.m;
+ }
+ if (!bcm43xx_is_valid_channel(bcm, channel))
+ goto out_unlock;
+ if (bcm->initialized) {
+ //ieee80211softmac_disassoc(softmac, $REASON);
+ bcm43xx_mac_suspend(bcm);
+ err = bcm43xx_radio_selectchannel(bcm, channel, 0);
+ bcm43xx_mac_enable(bcm);
+ } else {
+ bcm43xx_current_radio(bcm)->initial_channel = channel;
+ err = 0;
+ }
+out_unlock:
+ bcm43xx_unlock_mmio(bcm, flags);
+
+ return err;
+}
+
+static int bcm43xx_wx_get_channelfreq(struct net_device *net_dev,
+ struct iw_request_info *info,
+ union iwreq_data *data,
+ char *extra)
+{
+ struct bcm43xx_private *bcm = bcm43xx_priv(net_dev);
+ struct bcm43xx_radioinfo *radio;
+ unsigned long flags;
+ int err = -ENODEV;
+ u16 channel;
+
+ bcm43xx_lock(bcm, flags);
+ radio = bcm43xx_current_radio(bcm);
+ channel = radio->channel;
+ if (channel == 0xFF) {
+ assert(!bcm->initialized);
+ channel = radio->initial_channel;
+ if (channel == 0xFF)
+ goto out_unlock;
+ }
+ assert(channel > 0 && channel <= 1000);
+ data->freq.e = 1;
+ data->freq.m = bcm43xx_channel_to_freq(bcm, channel) * 100000;
+ data->freq.flags = 1;
+
+ err = 0;
+out_unlock:
+ bcm43xx_unlock(bcm, flags);
+
+ return err;
+}
+
+static int bcm43xx_wx_set_mode(struct net_device *net_dev,
+ struct iw_request_info *info,
+ union iwreq_data *data,
+ char *extra)
+{
+ struct bcm43xx_private *bcm = bcm43xx_priv(net_dev);
+ unsigned long flags;
+ int mode;
+
+ mode = data->mode;
+ if (mode == IW_MODE_AUTO)
+ mode = BCM43xx_INITIAL_IWMODE;
+
+ bcm43xx_lock_mmio(bcm, flags);
+ if (bcm->ieee->iw_mode != mode)
+ bcm43xx_set_iwmode(bcm, mode);
+ bcm43xx_unlock_mmio(bcm, flags);
+
+ return 0;
+}
+
+static int bcm43xx_wx_get_mode(struct net_device *net_dev,
+ struct iw_request_info *info,
+ union iwreq_data *data,
+ char *extra)
+{
+ struct bcm43xx_private *bcm = bcm43xx_priv(net_dev);
+ unsigned long flags;
+
+ bcm43xx_lock(bcm, flags);
+ data->mode = bcm->ieee->iw_mode;
+ bcm43xx_unlock(bcm, flags);
+
+ return 0;
+}
+
+static int bcm43xx_wx_get_rangeparams(struct net_device *net_dev,
+ struct iw_request_info *info,
+ union iwreq_data *data,
+ char *extra)
+{
+ struct bcm43xx_private *bcm = bcm43xx_priv(net_dev);
+ struct iw_range *range = (struct iw_range *)extra;
+ const struct ieee80211_geo *geo;
+ unsigned long flags;
+ int i, j;
+ struct bcm43xx_phyinfo *phy;
+
+ data->data.length = sizeof(*range);
+ memset(range, 0, sizeof(*range));
+
+ //TODO: What about 802.11b?
+ /* 54Mb/s == ~27Mb/s payload throughput (802.11g) */
+ range->throughput = 27 * 1000 * 1000;
+
+ range->max_qual.qual = 100;
+ /* TODO: Real max RSSI */
+ range->max_qual.level = 3;
+ range->max_qual.noise = 100;
+ range->max_qual.updated = 7;
+
+ range->avg_qual.qual = 70;
+ range->avg_qual.level = 2;
+ range->avg_qual.noise = 40;
+ range->avg_qual.updated = 7;
+
+ range->min_rts = BCM43xx_MIN_RTS_THRESHOLD;
+ range->max_rts = BCM43xx_MAX_RTS_THRESHOLD;
+ range->min_frag = MIN_FRAG_THRESHOLD;
+ range->max_frag = MAX_FRAG_THRESHOLD;
+
+ range->encoding_size[0] = 5;
+ range->encoding_size[1] = 13;
+ range->num_encoding_sizes = 2;
+ range->max_encoding_tokens = WEP_KEYS;
+
+ range->we_version_compiled = WIRELESS_EXT;
+ range->we_version_source = BCM43xx_WX_VERSION;
+
+ range->enc_capa = IW_ENC_CAPA_WPA |
+ IW_ENC_CAPA_WPA2 |
+ IW_ENC_CAPA_CIPHER_TKIP |
+ IW_ENC_CAPA_CIPHER_CCMP;
+
+ bcm43xx_lock(bcm, flags);
+ phy = bcm43xx_current_phy(bcm);
+
+ range->num_bitrates = 0;
+ i = 0;
+ if (phy->type == BCM43xx_PHYTYPE_A ||
+ phy->type == BCM43xx_PHYTYPE_G) {
+ range->num_bitrates = 8;
+ range->bitrate[i++] = IEEE80211_OFDM_RATE_6MB;
+ range->bitrate[i++] = IEEE80211_OFDM_RATE_9MB;
+ range->bitrate[i++] = IEEE80211_OFDM_RATE_12MB;
+ range->bitrate[i++] = IEEE80211_OFDM_RATE_18MB;
+ range->bitrate[i++] = IEEE80211_OFDM_RATE_24MB;
+ range->bitrate[i++] = IEEE80211_OFDM_RATE_36MB;
+ range->bitrate[i++] = IEEE80211_OFDM_RATE_48MB;
+ range->bitrate[i++] = IEEE80211_OFDM_RATE_54MB;
+ }
+ if (phy->type == BCM43xx_PHYTYPE_B ||
+ phy->type == BCM43xx_PHYTYPE_G) {
+ range->num_bitrates += 4;
+ range->bitrate[i++] = IEEE80211_CCK_RATE_1MB;
+ range->bitrate[i++] = IEEE80211_CCK_RATE_2MB;
+ range->bitrate[i++] = IEEE80211_CCK_RATE_5MB;
+ range->bitrate[i++] = IEEE80211_CCK_RATE_11MB;
+ }
+
+ geo = ieee80211_get_geo(bcm->ieee);
+ range->num_channels = geo->a_channels + geo->bg_channels;
+ j = 0;
+ for (i = 0; i < geo->a_channels; i++) {
+ if (j == IW_MAX_FREQUENCIES)
+ break;
+ range->freq[j].i = j + 1;
+ range->freq[j].m = geo->a[i].freq;//FIXME?
+ range->freq[j].e = 1;
+ j++;
+ }
+ for (i = 0; i < geo->bg_channels; i++) {
+ if (j == IW_MAX_FREQUENCIES)
+ break;
+ range->freq[j].i = j + 1;
+ range->freq[j].m = geo->bg[i].freq;//FIXME?
+ range->freq[j].e = 1;
+ j++;
+ }
+ range->num_frequency = j;
+
+ bcm43xx_unlock(bcm, flags);
+
+ return 0;
+}
+
+static int bcm43xx_wx_set_nick(struct net_device *net_dev,
+ struct iw_request_info *info,
+ union iwreq_data *data,
+ char *extra)
+{
+ struct bcm43xx_private *bcm = bcm43xx_priv(net_dev);
+ unsigned long flags;
+ size_t len;
+
+ bcm43xx_lock(bcm, flags);
+ len = min((size_t)data->data.length, (size_t)IW_ESSID_MAX_SIZE);
+ memcpy(bcm->nick, extra, len);
+ bcm->nick[len] = '\0';
+ bcm43xx_unlock(bcm, flags);
+
+ return 0;
+}
+
+static int bcm43xx_wx_get_nick(struct net_device *net_dev,
+ struct iw_request_info *info,
+ union iwreq_data *data,
+ char *extra)
+{
+ struct bcm43xx_private *bcm = bcm43xx_priv(net_dev);
+ unsigned long flags;
+ size_t len;
+
+ bcm43xx_lock(bcm, flags);
+ len = strlen(bcm->nick) + 1;
+ memcpy(extra, bcm->nick, len);
+ data->data.length = (__u16)len;
+ data->data.flags = 1;
+ bcm43xx_unlock(bcm, flags);
+
+ return 0;
+}
+
+static int bcm43xx_wx_set_rts(struct net_device *net_dev,
+ struct iw_request_info *info,
+ union iwreq_data *data,
+ char *extra)
+{
+ struct bcm43xx_private *bcm = bcm43xx_priv(net_dev);
+ unsigned long flags;
+ int err = -EINVAL;
+
+ bcm43xx_lock(bcm, flags);
+ if (data->rts.disabled) {
+ bcm->rts_threshold = BCM43xx_MAX_RTS_THRESHOLD;
+ err = 0;
+ } else {
+ if (data->rts.value >= BCM43xx_MIN_RTS_THRESHOLD &&
+ data->rts.value <= BCM43xx_MAX_RTS_THRESHOLD) {
+ bcm->rts_threshold = data->rts.value;
+ err = 0;
+ }
+ }
+ bcm43xx_unlock(bcm, flags);
+
+ return err;
+}
+
+static int bcm43xx_wx_get_rts(struct net_device *net_dev,
+ struct iw_request_info *info,
+ union iwreq_data *data,
+ char *extra)
+{
+ struct bcm43xx_private *bcm = bcm43xx_priv(net_dev);
+ unsigned long flags;
+
+ bcm43xx_lock(bcm, flags);
+ data->rts.value = bcm->rts_threshold;
+ data->rts.fixed = 0;
+ data->rts.disabled = (bcm->rts_threshold == BCM43xx_MAX_RTS_THRESHOLD);
+ bcm43xx_unlock(bcm, flags);
+
+ return 0;
+}
+
+static int bcm43xx_wx_set_frag(struct net_device *net_dev,
+ struct iw_request_info *info,
+ union iwreq_data *data,
+ char *extra)
+{
+ struct bcm43xx_private *bcm = bcm43xx_priv(net_dev);
+ unsigned long flags;
+ int err = -EINVAL;
+
+ bcm43xx_lock(bcm, flags);
+ if (data->frag.disabled) {
+ bcm->ieee->fts = MAX_FRAG_THRESHOLD;
+ err = 0;
+ } else {
+ if (data->frag.value >= MIN_FRAG_THRESHOLD &&
+ data->frag.value <= MAX_FRAG_THRESHOLD) {
+ bcm->ieee->fts = data->frag.value & ~0x1;
+ err = 0;
+ }
+ }
+ bcm43xx_unlock(bcm, flags);
+
+ return err;
+}
+
+static int bcm43xx_wx_get_frag(struct net_device *net_dev,
+ struct iw_request_info *info,
+ union iwreq_data *data,
+ char *extra)
+{
+ struct bcm43xx_private *bcm = bcm43xx_priv(net_dev);
+ unsigned long flags;
+
+ bcm43xx_lock(bcm, flags);
+ data->frag.value = bcm->ieee->fts;
+ data->frag.fixed = 0;
+ data->frag.disabled = (bcm->ieee->fts == MAX_FRAG_THRESHOLD);
+ bcm43xx_unlock(bcm, flags);
+
+ return 0;
+}
+
+static int bcm43xx_wx_set_xmitpower(struct net_device *net_dev,
+ struct iw_request_info *info,
+ union iwreq_data *data,
+ char *extra)
+{
+ struct bcm43xx_private *bcm = bcm43xx_priv(net_dev);
+ struct bcm43xx_radioinfo *radio;
+ struct bcm43xx_phyinfo *phy;
+ unsigned long flags;
+ int err = -ENODEV;
+ u16 maxpower;
+
+ if ((data->txpower.flags & IW_TXPOW_TYPE) != IW_TXPOW_DBM) {
+ printk(PFX KERN_ERR "TX power not in dBm.\n");
+ return -EOPNOTSUPP;
+ }
+
+ bcm43xx_lock_mmio(bcm, flags);
+ if (!bcm->initialized)
+ goto out_unlock;
+ radio = bcm43xx_current_radio(bcm);
+ phy = bcm43xx_current_phy(bcm);
+ if (data->txpower.disabled != (!(radio->enabled))) {
+ if (data->txpower.disabled)
+ bcm43xx_radio_turn_off(bcm);
+ else
+ bcm43xx_radio_turn_on(bcm);
+ }
+ if (data->txpower.value > 0) {
+ /* desired and maxpower dBm values are in Q5.2 */
+ if (phy->type == BCM43xx_PHYTYPE_A)
+ maxpower = bcm->sprom.maxpower_aphy;
+ else
+ maxpower = bcm->sprom.maxpower_bgphy;
+ radio->txpower_desired = limit_value(data->txpower.value << 2,
+ 0, maxpower);
+ bcm43xx_phy_xmitpower(bcm);
+ }
+ err = 0;
+
+out_unlock:
+ bcm43xx_unlock_mmio(bcm, flags);
+
+ return err;
+}
+
+static int bcm43xx_wx_get_xmitpower(struct net_device *net_dev,
+ struct iw_request_info *info,
+ union iwreq_data *data,
+ char *extra)
+{
+ struct bcm43xx_private *bcm = bcm43xx_priv(net_dev);
+ struct bcm43xx_radioinfo *radio;
+ unsigned long flags;
+ int err = -ENODEV;
+
+ bcm43xx_lock(bcm, flags);
+ if (!bcm->initialized)
+ goto out_unlock;
+ radio = bcm43xx_current_radio(bcm);
+ /* desired dBm value is in Q5.2 */
+ data->txpower.value = radio->txpower_desired >> 2;
+ data->txpower.fixed = 1;
+ data->txpower.flags = IW_TXPOW_DBM;
+ data->txpower.disabled = !(radio->enabled);
+
+ err = 0;
+out_unlock:
+ bcm43xx_unlock(bcm, flags);
+
+ return err;
+}
+
+static int bcm43xx_wx_set_encoding(struct net_device *net_dev,
+ struct iw_request_info *info,
+ union iwreq_data *data,
+ char *extra)
+{
+ struct bcm43xx_private *bcm = bcm43xx_priv(net_dev);
+ int err;
+
+ err = ieee80211_wx_set_encode(bcm->ieee, info, data, extra);
+
+ return err;
+}
+
+static int bcm43xx_wx_set_encodingext(struct net_device *net_dev,
+ struct iw_request_info *info,
+ union iwreq_data *data,
+ char *extra)
+{
+ struct bcm43xx_private *bcm = bcm43xx_priv(net_dev);
+ int err;
+
+ err = ieee80211_wx_set_encodeext(bcm->ieee, info, data, extra);
+
+ return err;
+}
+
+static int bcm43xx_wx_get_encoding(struct net_device *net_dev,
+ struct iw_request_info *info,
+ union iwreq_data *data,
+ char *extra)
+{
+ struct bcm43xx_private *bcm = bcm43xx_priv(net_dev);
+ int err;
+
+ err = ieee80211_wx_get_encode(bcm->ieee, info, data, extra);
+
+ return err;
+}
+
+static int bcm43xx_wx_get_encodingext(struct net_device *net_dev,
+ struct iw_request_info *info,
+ union iwreq_data *data,
+ char *extra)
+{
+ struct bcm43xx_private *bcm = bcm43xx_priv(net_dev);
+ int err;
+
+ err = ieee80211_wx_get_encodeext(bcm->ieee, info, data, extra);
+
+ return err;
+}
+
+static int bcm43xx_wx_set_interfmode(struct net_device *net_dev,
+ struct iw_request_info *info,
+ union iwreq_data *data,
+ char *extra)
+{
+ struct bcm43xx_private *bcm = bcm43xx_priv(net_dev);
+ unsigned long flags;
+ int mode, err = 0;
+
+ mode = *((int *)extra);
+ switch (mode) {
+ case 0:
+ mode = BCM43xx_RADIO_INTERFMODE_NONE;
+ break;
+ case 1:
+ mode = BCM43xx_RADIO_INTERFMODE_NONWLAN;
+ break;
+ case 2:
+ mode = BCM43xx_RADIO_INTERFMODE_MANUALWLAN;
+ break;
+ case 3:
+ mode = BCM43xx_RADIO_INTERFMODE_AUTOWLAN;
+ break;
+ default:
+ printk(KERN_ERR PFX "set_interfmode allowed parameters are: "
+ "0 => None, 1 => Non-WLAN, 2 => WLAN, "
+ "3 => Auto-WLAN\n");
+ return -EINVAL;
+ }
+
+ bcm43xx_lock_mmio(bcm, flags);
+ if (bcm->initialized) {
+ err = bcm43xx_radio_set_interference_mitigation(bcm, mode);
+ if (err) {
+ printk(KERN_ERR PFX "Interference Mitigation not "
+ "supported by device\n");
+ }
+ } else {
+ if (mode == BCM43xx_RADIO_INTERFMODE_AUTOWLAN) {
+ printk(KERN_ERR PFX "Interference Mitigation mode Auto-WLAN "
+ "not supported while the interface is down.\n");
+ err = -ENODEV;
+ } else
+ bcm43xx_current_radio(bcm)->interfmode = mode;
+ }
+ bcm43xx_unlock_mmio(bcm, flags);
+
+ return err;
+}
+
+static int bcm43xx_wx_get_interfmode(struct net_device *net_dev,
+ struct iw_request_info *info,
+ union iwreq_data *data,
+ char *extra)
+{
+ struct bcm43xx_private *bcm = bcm43xx_priv(net_dev);
+ unsigned long flags;
+ int mode;
+
+ bcm43xx_lock(bcm, flags);
+ mode = bcm43xx_current_radio(bcm)->interfmode;
+ bcm43xx_unlock(bcm, flags);
+
+ switch (mode) {
+ case BCM43xx_RADIO_INTERFMODE_NONE:
+ strncpy(extra, "0 (No Interference Mitigation)", MAX_WX_STRING);
+ break;
+ case BCM43xx_RADIO_INTERFMODE_NONWLAN:
+ strncpy(extra, "1 (Non-WLAN Interference Mitigation)", MAX_WX_STRING);
+ break;
+ case BCM43xx_RADIO_INTERFMODE_MANUALWLAN:
+ strncpy(extra, "2 (WLAN Interference Mitigation)", MAX_WX_STRING);
+ break;
+ default:
+ assert(0);
+ }
+ data->data.length = strlen(extra) + 1;
+
+ return 0;
+}
+
+static int bcm43xx_wx_set_shortpreamble(struct net_device *net_dev,
+ struct iw_request_info *info,
+ union iwreq_data *data,
+ char *extra)
+{
+ struct bcm43xx_private *bcm = bcm43xx_priv(net_dev);
+ unsigned long flags;
+ int on;
+
+ on = *((int *)extra);
+ bcm43xx_lock(bcm, flags);
+ bcm->short_preamble = !!on;
+ bcm43xx_unlock(bcm, flags);
+
+ return 0;
+}
+
+static int bcm43xx_wx_get_shortpreamble(struct net_device *net_dev,
+ struct iw_request_info *info,
+ union iwreq_data *data,
+ char *extra)
+{
+ struct bcm43xx_private *bcm = bcm43xx_priv(net_dev);
+ unsigned long flags;
+ int on;
+
+ bcm43xx_lock(bcm, flags);
+ on = bcm->short_preamble;
+ bcm43xx_unlock(bcm, flags);
+
+ if (on)
+ strncpy(extra, "1 (Short Preamble enabled)", MAX_WX_STRING);
+ else
+ strncpy(extra, "0 (Short Preamble disabled)", MAX_WX_STRING);
+ data->data.length = strlen(extra) + 1;
+
+ return 0;
+}
+
+static int bcm43xx_wx_set_swencryption(struct net_device *net_dev,
+ struct iw_request_info *info,
+ union iwreq_data *data,
+ char *extra)
+{
+ struct bcm43xx_private *bcm = bcm43xx_priv(net_dev);
+ unsigned long flags;
+ int on;
+
+ on = *((int *)extra);
+
+ bcm43xx_lock(bcm, flags);
+ bcm->ieee->host_encrypt = !!on;
+ bcm->ieee->host_decrypt = !!on;
+ bcm->ieee->host_build_iv = !on;
+ bcm43xx_unlock(bcm, flags);
+
+ return 0;
+}
+
+static int bcm43xx_wx_get_swencryption(struct net_device *net_dev,
+ struct iw_request_info *info,
+ union iwreq_data *data,
+ char *extra)
+{
+ struct bcm43xx_private *bcm = bcm43xx_priv(net_dev);
+ unsigned long flags;
+ int on;
+
+ bcm43xx_lock(bcm, flags);
+ on = bcm->ieee->host_encrypt;
+ bcm43xx_unlock(bcm, flags);
+
+ if (on)
+ strncpy(extra, "1 (SW encryption enabled) ", MAX_WX_STRING);
+ else
+ strncpy(extra, "0 (SW encryption disabled) ", MAX_WX_STRING);
+ data->data.length = strlen(extra + 1);
+
+ return 0;
+}
+
+/* Enough buffer to hold a hexdump of the sprom data. */
+#define SPROM_BUFFERSIZE 512
+
+static int sprom2hex(const u16 *sprom, char *dump)
+{
+ int i, pos = 0;
+
+ for (i = 0; i < BCM43xx_SPROM_SIZE; i++) {
+ pos += snprintf(dump + pos, SPROM_BUFFERSIZE - pos - 1,
+ "%04X", swab16(sprom[i]) & 0xFFFF);
+ }
+
+ return pos + 1;
+}
+
+static int hex2sprom(u16 *sprom, const char *dump, unsigned int len)
+{
+ char tmp[5] = { 0 };
+ int cnt = 0;
+ unsigned long parsed;
+
+ if (len < BCM43xx_SPROM_SIZE * sizeof(u16) * 2)
+ return -EINVAL;
+ while (cnt < BCM43xx_SPROM_SIZE) {
+ memcpy(tmp, dump, 4);
+ dump += 4;
+ parsed = simple_strtoul(tmp, NULL, 16);
+ sprom[cnt++] = swab16((u16)parsed);
+ }
+
+ return 0;
+}
+
+static int bcm43xx_wx_sprom_read(struct net_device *net_dev,
+ struct iw_request_info *info,
+ union iwreq_data *data,
+ char *extra)
+{
+ struct bcm43xx_private *bcm = bcm43xx_priv(net_dev);
+ int err = -EPERM;
+ u16 *sprom;
+ unsigned long flags;
+
+ if (!capable(CAP_SYS_RAWIO))
+ goto out;
+
+ err = -ENOMEM;
+ sprom = kmalloc(BCM43xx_SPROM_SIZE * sizeof(*sprom),
+ GFP_KERNEL);
+ if (!sprom)
+ goto out;
+
+ bcm43xx_lock_mmio(bcm, flags);
+ err = -ENODEV;
+ if (bcm->initialized)
+ err = bcm43xx_sprom_read(bcm, sprom);
+ bcm43xx_unlock_mmio(bcm, flags);
+ if (!err)
+ data->data.length = sprom2hex(sprom, extra);
+ kfree(sprom);
+out:
+ return err;
+}
+
+static int bcm43xx_wx_sprom_write(struct net_device *net_dev,
+ struct iw_request_info *info,
+ union iwreq_data *data,
+ char *extra)
+{
+ struct bcm43xx_private *bcm = bcm43xx_priv(net_dev);
+ int err = -EPERM;
+ u16 *sprom;
+ unsigned long flags;
+ char *input;
+ unsigned int len;
+
+ if (!capable(CAP_SYS_RAWIO))
+ goto out;
+
+ err = -ENOMEM;
+ sprom = kmalloc(BCM43xx_SPROM_SIZE * sizeof(*sprom),
+ GFP_KERNEL);
+ if (!sprom)
+ goto out;
+
+ len = data->data.length;
+ extra[len - 1] = '\0';
+ input = strchr(extra, ':');
+ if (input) {
+ input++;
+ len -= input - extra;
+ } else
+ input = extra;
+ err = hex2sprom(sprom, input, len);
+ if (err)
+ goto out_kfree;
+
+ bcm43xx_lock_mmio(bcm, flags);
+ err = -ENODEV;
+ if (bcm->initialized)
+ err = bcm43xx_sprom_write(bcm, sprom);
+ bcm43xx_unlock_mmio(bcm, flags);
+out_kfree:
+ kfree(sprom);
+out:
+ return err;
+}
+
+/* Get wireless statistics. Called by /proc/net/wireless and by SIOCGIWSTATS */
+
+static struct iw_statistics *bcm43xx_get_wireless_stats(struct net_device *net_dev)
+{
+ struct bcm43xx_private *bcm = bcm43xx_priv(net_dev);
+ struct ieee80211softmac_device *mac = ieee80211_priv(net_dev);
+ struct iw_statistics *wstats;
+
+ wstats = &bcm->stats.wstats;
+ if (!mac->associated) {
+ wstats->miss.beacon = 0;
+// bcm->ieee->ieee_stats.tx_retry_limit_exceeded = 0; // FIXME: should this be cleared here?
+ wstats->discard.retries = 0;
+// bcm->ieee->ieee_stats.tx_discards_wrong_sa = 0; // FIXME: same question
+ wstats->discard.nwid = 0;
+// bcm->ieee->ieee_stats.rx_discards_undecryptable = 0; // FIXME: ditto
+ wstats->discard.code = 0;
+// bcm->ieee->ieee_stats.rx_fragments = 0; // FIXME: same here
+ wstats->discard.fragment = 0;
+ wstats->discard.misc = 0;
+ wstats->qual.qual = 0;
+ wstats->qual.level = 0;
+ wstats->qual.noise = 0;
+ wstats->qual.updated = 7;
+ wstats->qual.updated |= IW_QUAL_NOISE_INVALID |
+ IW_QUAL_QUAL_INVALID | IW_QUAL_LEVEL_INVALID;
+ return wstats;
+ }
+ /* fill in the real statistics when iface associated */
+ wstats->qual.qual = 100; // TODO: get the real signal quality
+ wstats->qual.level = 3 - bcm->stats.link_quality;
+ wstats->qual.noise = bcm->stats.noise;
+ wstats->qual.updated = IW_QUAL_QUAL_UPDATED | IW_QUAL_LEVEL_UPDATED |
+ IW_QUAL_NOISE_UPDATED;
+ wstats->discard.code = bcm->ieee->ieee_stats.rx_discards_undecryptable;
+ wstats->discard.retries = bcm->ieee->ieee_stats.tx_retry_limit_exceeded;
+ wstats->discard.nwid = bcm->ieee->ieee_stats.tx_discards_wrong_sa;
+ wstats->discard.fragment = bcm->ieee->ieee_stats.rx_fragments;
+ wstats->discard.misc = 0; // FIXME
+ wstats->miss.beacon = 0; // FIXME
+ return wstats;
+}
+
+
+#ifdef WX
+# undef WX
+#endif
+#define WX(ioctl) [(ioctl) - SIOCSIWCOMMIT]
+static const iw_handler bcm43xx_wx_handlers[] = {
+ /* Wireless Identification */
+ WX(SIOCGIWNAME) = bcm43xx_wx_get_name,
+ /* Basic operations */
+ WX(SIOCSIWFREQ) = bcm43xx_wx_set_channelfreq,
+ WX(SIOCGIWFREQ) = bcm43xx_wx_get_channelfreq,
+ WX(SIOCSIWMODE) = bcm43xx_wx_set_mode,
+ WX(SIOCGIWMODE) = bcm43xx_wx_get_mode,
+ /* Informative stuff */
+ WX(SIOCGIWRANGE) = bcm43xx_wx_get_rangeparams,
+ /* Access Point manipulation */
+ WX(SIOCSIWAP) = ieee80211softmac_wx_set_wap,
+ WX(SIOCGIWAP) = ieee80211softmac_wx_get_wap,
+ WX(SIOCSIWSCAN) = ieee80211softmac_wx_trigger_scan,
+ WX(SIOCGIWSCAN) = ieee80211softmac_wx_get_scan_results,
+ /* 802.11 specific support */
+ WX(SIOCSIWESSID) = ieee80211softmac_wx_set_essid,
+ WX(SIOCGIWESSID) = ieee80211softmac_wx_get_essid,
+ WX(SIOCSIWNICKN) = bcm43xx_wx_set_nick,
+ WX(SIOCGIWNICKN) = bcm43xx_wx_get_nick,
+ /* Other parameters */
+ WX(SIOCSIWRATE) = ieee80211softmac_wx_set_rate,
+ WX(SIOCGIWRATE) = ieee80211softmac_wx_get_rate,
+ WX(SIOCSIWRTS) = bcm43xx_wx_set_rts,
+ WX(SIOCGIWRTS) = bcm43xx_wx_get_rts,
+ WX(SIOCSIWFRAG) = bcm43xx_wx_set_frag,
+ WX(SIOCGIWFRAG) = bcm43xx_wx_get_frag,
+ WX(SIOCSIWTXPOW) = bcm43xx_wx_set_xmitpower,
+ WX(SIOCGIWTXPOW) = bcm43xx_wx_get_xmitpower,
+//TODO WX(SIOCSIWRETRY) = bcm43xx_wx_set_retry,
+//TODO WX(SIOCGIWRETRY) = bcm43xx_wx_get_retry,
+ /* Encoding */
+ WX(SIOCSIWENCODE) = bcm43xx_wx_set_encoding,
+ WX(SIOCGIWENCODE) = bcm43xx_wx_get_encoding,
+ WX(SIOCSIWENCODEEXT) = bcm43xx_wx_set_encodingext,
+ WX(SIOCGIWENCODEEXT) = bcm43xx_wx_get_encodingext,
+ /* Power saving */
+//TODO WX(SIOCSIWPOWER) = bcm43xx_wx_set_power,
+//TODO WX(SIOCGIWPOWER) = bcm43xx_wx_get_power,
+ WX(SIOCSIWGENIE) = ieee80211softmac_wx_set_genie,
+ WX(SIOCGIWGENIE) = ieee80211softmac_wx_get_genie,
+ WX(SIOCSIWAUTH) = ieee80211_wx_set_auth,
+ WX(SIOCGIWAUTH) = ieee80211_wx_get_auth,
+};
+#undef WX
+
+static const iw_handler bcm43xx_priv_wx_handlers[] = {
+ /* Set Interference Mitigation Mode. */
+ bcm43xx_wx_set_interfmode,
+ /* Get Interference Mitigation Mode. */
+ bcm43xx_wx_get_interfmode,
+ /* Enable/Disable Short Preamble mode. */
+ bcm43xx_wx_set_shortpreamble,
+ /* Get Short Preamble mode. */
+ bcm43xx_wx_get_shortpreamble,
+ /* Enable/Disable Software Encryption mode */
+ bcm43xx_wx_set_swencryption,
+ /* Get Software Encryption mode */
+ bcm43xx_wx_get_swencryption,
+ /* Write SRPROM data. */
+ bcm43xx_wx_sprom_write,
+ /* Read SPROM data. */
+ bcm43xx_wx_sprom_read,
+};
+
+#define PRIV_WX_SET_INTERFMODE (SIOCIWFIRSTPRIV + 0)
+#define PRIV_WX_GET_INTERFMODE (SIOCIWFIRSTPRIV + 1)
+#define PRIV_WX_SET_SHORTPREAMBLE (SIOCIWFIRSTPRIV + 2)
+#define PRIV_WX_GET_SHORTPREAMBLE (SIOCIWFIRSTPRIV + 3)
+#define PRIV_WX_SET_SWENCRYPTION (SIOCIWFIRSTPRIV + 4)
+#define PRIV_WX_GET_SWENCRYPTION (SIOCIWFIRSTPRIV + 5)
+#define PRIV_WX_SPROM_WRITE (SIOCIWFIRSTPRIV + 6)
+#define PRIV_WX_SPROM_READ (SIOCIWFIRSTPRIV + 7)
+
+#define PRIV_WX_DUMMY(ioctl) \
+ { \
+ .cmd = (ioctl), \
+ .name = "__unused" \
+ }
+
+static const struct iw_priv_args bcm43xx_priv_wx_args[] = {
+ {
+ .cmd = PRIV_WX_SET_INTERFMODE,
+ .set_args = IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ .name = "set_interfmode",
+ },
+ {
+ .cmd = PRIV_WX_GET_INTERFMODE,
+ .get_args = IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | MAX_WX_STRING,
+ .name = "get_interfmode",
+ },
+ {
+ .cmd = PRIV_WX_SET_SHORTPREAMBLE,
+ .set_args = IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ .name = "set_shortpreambl",
+ },
+ {
+ .cmd = PRIV_WX_GET_SHORTPREAMBLE,
+ .get_args = IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | MAX_WX_STRING,
+ .name = "get_shortpreambl",
+ },
+ {
+ .cmd = PRIV_WX_SET_SWENCRYPTION,
+ .set_args = IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ .name = "set_swencryption",
+ },
+ {
+ .cmd = PRIV_WX_GET_SWENCRYPTION,
+ .get_args = IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | MAX_WX_STRING,
+ .name = "get_swencryption",
+ },
+ {
+ .cmd = PRIV_WX_SPROM_WRITE,
+ .set_args = IW_PRIV_TYPE_CHAR | SPROM_BUFFERSIZE,
+ .name = "write_sprom",
+ },
+ {
+ .cmd = PRIV_WX_SPROM_READ,
+ .get_args = IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | SPROM_BUFFERSIZE,
+ .name = "read_sprom",
+ },
+};
+
+const struct iw_handler_def bcm43xx_wx_handlers_def = {
+ .standard = bcm43xx_wx_handlers,
+ .num_standard = ARRAY_SIZE(bcm43xx_wx_handlers),
+ .num_private = ARRAY_SIZE(bcm43xx_priv_wx_handlers),
+ .num_private_args = ARRAY_SIZE(bcm43xx_priv_wx_args),
+ .private = bcm43xx_priv_wx_handlers,
+ .private_args = bcm43xx_priv_wx_args,
+ .get_wireless_stats = bcm43xx_get_wireless_stats,
+};
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-23 15:35:45 +0000