MODULE_LICENSE("GPL");
static struct usb_device_id rtl8187_table[] __devinitdata = {
+ /* Asus */
+ {USB_DEVICE(0x0b05, 0x171d), .driver_info = DEVICE_RTL8187},
/* Realtek */
{USB_DEVICE(0x0bda, 0x8187), .driver_info = DEVICE_RTL8187},
{USB_DEVICE(0x0bda, 0x8189), .driver_info = DEVICE_RTL8187B},
/* Netgear */
{USB_DEVICE(0x0846, 0x6100), .driver_info = DEVICE_RTL8187},
{USB_DEVICE(0x0846, 0x6a00), .driver_info = DEVICE_RTL8187},
+ {USB_DEVICE(0x0846, 0x4260), .driver_info = DEVICE_RTL8187B},
/* HP */
{USB_DEVICE(0x03f0, 0xca02), .driver_info = DEVICE_RTL8187},
/* Sitecom */
{
struct rtl8187_priv *priv = dev->priv;
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
+ struct ieee80211_hdr *ieee80211hdr = (struct ieee80211_hdr *)skb->data;
unsigned int ep;
void *buf;
struct urb *urb;
}
flags = skb->len;
- flags |= RTL8187_TX_FLAG_NO_ENCRYPT;
+ flags |= RTL818X_TX_DESC_FLAG_NO_ENC;
flags |= ieee80211_get_tx_rate(dev, info)->hw_value << 24;
if (ieee80211_has_morefrags(((struct ieee80211_hdr *)skb->data)->frame_control))
- flags |= RTL8187_TX_FLAG_MORE_FRAG;
+ flags |= RTL818X_TX_DESC_FLAG_MOREFRAG;
if (info->flags & IEEE80211_TX_CTL_USE_RTS_CTS) {
- flags |= RTL8187_TX_FLAG_RTS;
+ flags |= RTL818X_TX_DESC_FLAG_RTS;
flags |= ieee80211_get_rts_cts_rate(dev, info)->hw_value << 19;
rts_dur = ieee80211_rts_duration(dev, priv->vif,
skb->len, info);
} else if (info->flags & IEEE80211_TX_CTL_USE_CTS_PROTECT) {
- flags |= RTL8187_TX_FLAG_CTS;
+ flags |= RTL818X_TX_DESC_FLAG_CTS;
flags |= ieee80211_get_rts_cts_rate(dev, info)->hw_value << 19;
}
ep = epmap[skb_get_queue_mapping(skb)];
}
+ /* FIXME: The sequence that follows is needed for this driver to
+ * work with mac80211 since "mac80211: fix TX sequence numbers".
+ * As with the temporary code in rt2x00, changes will be needed
+ * to get proper sequence numbers on beacons. In addition, this
+ * patch places the sequence number in the hardware state, which
+ * limits us to a single virtual state.
+ */
+ if (info->flags & IEEE80211_TX_CTL_ASSIGN_SEQ) {
+ if (info->flags & IEEE80211_TX_CTL_FIRST_FRAGMENT)
+ priv->seqno += 0x10;
+ ieee80211hdr->seq_ctrl &= cpu_to_le16(IEEE80211_SCTL_FRAG);
+ ieee80211hdr->seq_ctrl |= cpu_to_le16(priv->seqno);
+ }
+
info->driver_data[0] = dev;
info->driver_data[1] = urb;
struct ieee80211_rx_status rx_status = { 0 };
int rate, signal;
u32 flags;
+ u32 quality;
spin_lock(&priv->rx_queue.lock);
if (skb->next)
flags = le32_to_cpu(hdr->flags);
signal = hdr->signal & 0x7f;
rx_status.antenna = (hdr->signal >> 7) & 1;
- rx_status.signal = signal;
rx_status.noise = hdr->noise;
rx_status.mactime = le64_to_cpu(hdr->mac_time);
- priv->signal = signal;
priv->quality = signal;
+ rx_status.qual = priv->quality;
priv->noise = hdr->noise;
+ rate = (flags >> 20) & 0xF;
+ if (rate > 3) { /* OFDM rate */
+ if (signal > 90)
+ signal = 90;
+ else if (signal < 25)
+ signal = 25;
+ signal = 90 - signal;
+ } else { /* CCK rate */
+ if (signal > 95)
+ signal = 95;
+ else if (signal < 30)
+ signal = 30;
+ signal = 95 - signal;
+ }
+ rx_status.signal = signal;
+ priv->signal = signal;
} else {
struct rtl8187b_rx_hdr *hdr =
(typeof(hdr))(skb_tail_pointer(skb) - sizeof(*hdr));
+ /* The Realtek datasheet for the RTL8187B shows that the RX
+ * header contains the following quantities: signal quality,
+ * RSSI, AGC, the received power in dB, and the measured SNR.
+ * In testing, none of these quantities show qualitative
+ * agreement with AP signal strength, except for the AGC,
+ * which is inversely proportional to the strength of the
+ * signal. In the following, the quality and signal strength
+ * are derived from the AGC. The arbitrary scaling constants
+ * are chosen to make the results close to the values obtained
+ * for a BCM4312 using b43 as the driver. The noise is ignored
+ * for now.
+ */
flags = le32_to_cpu(hdr->flags);
- signal = hdr->agc >> 1;
- rx_status.antenna = (hdr->signal >> 7) & 1;
- rx_status.signal = 64 - min(hdr->noise, (u8)64);
- rx_status.noise = hdr->noise;
+ quality = 170 - hdr->agc;
+ if (quality > 100)
+ quality = 100;
+ signal = 14 - hdr->agc / 2;
+ rx_status.qual = quality;
+ priv->quality = quality;
+ rx_status.signal = signal;
+ priv->signal = signal;
+ rx_status.antenna = (hdr->rssi >> 7) & 1;
rx_status.mactime = le64_to_cpu(hdr->mac_time);
- priv->signal = hdr->signal;
- priv->quality = hdr->agc >> 1;
- priv->noise = hdr->noise;
+ rate = (flags >> 20) & 0xF;
}
skb_trim(skb, flags & 0x0FFF);
- rate = (flags >> 20) & 0xF;
- if (rate > 3) { /* OFDM rate */
- if (signal > 90)
- signal = 90;
- else if (signal < 25)
- signal = 25;
- signal = 90 - signal;
- } else { /* CCK rate */
- if (signal > 95)
- signal = 95;
- else if (signal < 30)
- signal = 30;
- signal = 95 - signal;
- }
-
- rx_status.qual = priv->quality;
- rx_status.signal = signal;
rx_status.rate_idx = rate;
rx_status.freq = dev->conf.channel->center_freq;
rx_status.band = dev->conf.channel->band;
rx_status.flag |= RX_FLAG_TSFT;
- if (flags & (1 << 13))
+ if (flags & RTL818X_RX_DESC_FLAG_CRC32_ERR)
rx_status.flag |= RX_FLAG_FAILED_FCS_CRC;
ieee80211_rx_irqsafe(dev, skb, &rx_status);
reg = rtl818x_ioread8(priv, &priv->map->CONFIG3);
rtl818x_iowrite8(priv, &priv->map->CONFIG3, reg |
RTL818X_CONFIG3_ANAPARAM_WRITE);
- rtl818x_iowrite32(priv, &priv->map->ANAPARAM, RTL8225_ANAPARAM_ON);
- rtl818x_iowrite32(priv, &priv->map->ANAPARAM2, RTL8225_ANAPARAM2_ON);
+ rtl818x_iowrite32(priv, &priv->map->ANAPARAM,
+ RTL8187_RTL8225_ANAPARAM_ON);
+ rtl818x_iowrite32(priv, &priv->map->ANAPARAM2,
+ RTL8187_RTL8225_ANAPARAM2_ON);
rtl818x_iowrite8(priv, &priv->map->CONFIG3, reg &
~RTL818X_CONFIG3_ANAPARAM_WRITE);
rtl818x_iowrite8(priv, &priv->map->EEPROM_CMD,
reg = rtl818x_ioread8(priv, &priv->map->CONFIG3);
rtl818x_iowrite8(priv, &priv->map->CONFIG3,
reg | RTL818X_CONFIG3_ANAPARAM_WRITE);
- rtl818x_iowrite32(priv, &priv->map->ANAPARAM, RTL8225_ANAPARAM_ON);
- rtl818x_iowrite32(priv, &priv->map->ANAPARAM2, RTL8225_ANAPARAM2_ON);
+ rtl818x_iowrite32(priv, &priv->map->ANAPARAM,
+ RTL8187_RTL8225_ANAPARAM_ON);
+ rtl818x_iowrite32(priv, &priv->map->ANAPARAM2,
+ RTL8187_RTL8225_ANAPARAM2_ON);
rtl818x_iowrite8(priv, &priv->map->CONFIG3,
reg & ~RTL818X_CONFIG3_ANAPARAM_WRITE);
rtl818x_iowrite8(priv, &priv->map->EEPROM_CMD, RTL818X_EEPROM_CMD_NORMAL);
reg = rtl818x_ioread8(priv, &priv->map->CONFIG3);
reg |= RTL818X_CONFIG3_ANAPARAM_WRITE | RTL818X_CONFIG3_GNT_SELECT;
rtl818x_iowrite8(priv, &priv->map->CONFIG3, reg);
- rtl818x_iowrite32(priv, &priv->map->ANAPARAM2, 0x727f3f52);
- rtl818x_iowrite32(priv, &priv->map->ANAPARAM, 0x45090658);
- rtl818x_iowrite8(priv, &priv->map->ANAPARAM3, 0);
+ rtl818x_iowrite32(priv, &priv->map->ANAPARAM2,
+ RTL8187B_RTL8225_ANAPARAM2_ON);
+ rtl818x_iowrite32(priv, &priv->map->ANAPARAM,
+ RTL8187B_RTL8225_ANAPARAM_ON);
+ rtl818x_iowrite8(priv, &priv->map->ANAPARAM3,
+ RTL8187B_RTL8225_ANAPARAM3_ON);
rtl818x_iowrite8(priv, (u8 *)0xFF61, 0x10);
reg = rtl818x_ioread8(priv, (u8 *)0xFF62);
if (ret)
return ret;
+ mutex_lock(&priv->conf_mutex);
if (priv->is_rtl8187b) {
reg = RTL818X_RX_CONF_MGMT |
RTL818X_RX_CONF_DATA |
(7 << 0 /* long retry limit */) |
(7 << 21 /* MAX TX DMA */));
rtl8187_init_urbs(dev);
+ mutex_unlock(&priv->conf_mutex);
return 0;
}
reg |= RTL818X_CMD_TX_ENABLE;
reg |= RTL818X_CMD_RX_ENABLE;
rtl818x_iowrite8(priv, &priv->map->CMD, reg);
+ mutex_unlock(&priv->conf_mutex);
return 0;
}
struct sk_buff *skb;
u32 reg;
+ mutex_lock(&priv->conf_mutex);
rtl818x_iowrite16(priv, &priv->map->INT_MASK, 0);
reg = rtl818x_ioread8(priv, &priv->map->CMD);
usb_kill_urb(info->urb);
kfree_skb(skb);
}
- return;
+ mutex_unlock(&priv->conf_mutex);
}
static int rtl8187_add_interface(struct ieee80211_hw *dev,
struct rtl8187_priv *priv = dev->priv;
int i;
- if (priv->mode != IEEE80211_IF_TYPE_MNTR)
+ if (priv->mode != NL80211_IFTYPE_MONITOR)
return -EOPNOTSUPP;
switch (conf->type) {
- case IEEE80211_IF_TYPE_STA:
+ case NL80211_IFTYPE_STATION:
priv->mode = conf->type;
break;
default:
return -EOPNOTSUPP;
}
+ mutex_lock(&priv->conf_mutex);
priv->vif = conf->vif;
rtl818x_iowrite8(priv, &priv->map->EEPROM_CMD, RTL818X_EEPROM_CMD_CONFIG);
((u8 *)conf->mac_addr)[i]);
rtl818x_iowrite8(priv, &priv->map->EEPROM_CMD, RTL818X_EEPROM_CMD_NORMAL);
+ mutex_unlock(&priv->conf_mutex);
return 0;
}
struct ieee80211_if_init_conf *conf)
{
struct rtl8187_priv *priv = dev->priv;
- priv->mode = IEEE80211_IF_TYPE_MNTR;
+ mutex_lock(&priv->conf_mutex);
+ priv->mode = NL80211_IFTYPE_MONITOR;
priv->vif = NULL;
+ mutex_unlock(&priv->conf_mutex);
}
static int rtl8187_config(struct ieee80211_hw *dev, struct ieee80211_conf *conf)
struct rtl8187_priv *priv = dev->priv;
u32 reg;
+ mutex_lock(&priv->conf_mutex);
reg = rtl818x_ioread32(priv, &priv->map->TX_CONF);
/* Enable TX loopback on MAC level to avoid TX during channel
* changes, as this has be seen to causes problems and the
rtl818x_iowrite16(priv, &priv->map->ATIMTR_INTERVAL, 100);
rtl818x_iowrite16(priv, &priv->map->BEACON_INTERVAL, 100);
rtl818x_iowrite16(priv, &priv->map->BEACON_INTERVAL_TIME, 100);
+ mutex_unlock(&priv->conf_mutex);
return 0;
}
int i;
u8 reg;
+ mutex_lock(&priv->conf_mutex);
for (i = 0; i < ETH_ALEN; i++)
rtl818x_iowrite8(priv, &priv->map->BSSID[i], conf->bssid[i]);
rtl818x_iowrite8(priv, &priv->map->MSR, reg);
}
+ mutex_unlock(&priv->conf_mutex);
return 0;
}
dev->wiphy->bands[IEEE80211_BAND_2GHZ] = &priv->band;
- priv->mode = IEEE80211_IF_TYPE_MNTR;
+ priv->mode = NL80211_IFTYPE_MONITOR;
dev->flags = IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING |
- IEEE80211_HW_RX_INCLUDES_FCS |
- IEEE80211_HW_SIGNAL_UNSPEC;
- dev->max_signal = 65;
+ IEEE80211_HW_RX_INCLUDES_FCS;
eeprom.data = dev;
eeprom.register_read = rtl8187_eeprom_register_read;
(*channel++).hw_value = txpwr >> 8;
}
- if (priv->is_rtl8187b)
+ if (priv->is_rtl8187b) {
printk(KERN_WARNING "rtl8187: 8187B chip detected. Support "
"is EXPERIMENTAL, and could damage your\n"
" hardware, use at your own risk\n");
+ dev->flags |= IEEE80211_HW_SIGNAL_DBM;
+ } else {
+ dev->flags |= IEEE80211_HW_SIGNAL_UNSPEC;
+ dev->max_signal = 65;
+ }
+
+ dev->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION);
+
if ((id->driver_info == DEVICE_RTL8187) && priv->is_rtl8187b)
printk(KERN_INFO "rtl8187: inconsistency between id with OEM"
" info!\n");
printk(KERN_ERR "rtl8187: Cannot register device\n");
goto err_free_dev;
}
+ mutex_init(&priv->conf_mutex);
printk(KERN_INFO "%s: hwaddr %s, %s V%d + %s\n",
wiphy_name(dev->wiphy), print_mac(mac, dev->wiphy->perm_addr),