diff options
Diffstat (limited to 'drivers/net/wireless/rtl818x/rtl8187_dev.c')
| -rw-r--r-- | drivers/net/wireless/rtl818x/rtl8187_dev.c | 25 |
1 files changed, 13 insertions, 12 deletions
diff --git a/drivers/net/wireless/rtl818x/rtl8187_dev.c b/drivers/net/wireless/rtl818x/rtl8187_dev.c index 2017ccc00145..bc5726dd5fe4 100644 --- a/drivers/net/wireless/rtl818x/rtl8187_dev.c +++ b/drivers/net/wireless/rtl818x/rtl8187_dev.c @@ -320,7 +320,6 @@ static void rtl8187_rx_cb(struct urb *urb) struct ieee80211_rx_status rx_status = { 0 }; int rate, signal; u32 flags; - u32 quality; unsigned long f; spin_lock_irqsave(&priv->rx_queue.lock, f); @@ -338,10 +337,9 @@ static void rtl8187_rx_cb(struct urb *urb) (typeof(hdr))(skb_tail_pointer(skb) - sizeof(*hdr)); flags = le32_to_cpu(hdr->flags); /* As with the RTL8187B below, the AGC is used to calculate - * signal strength and quality. In this case, the scaling + * signal strength. In this case, the scaling * constants are derived from the output of p54usb. */ - quality = 130 - ((41 * hdr->agc) >> 6); signal = -4 - ((27 * hdr->agc) >> 6); rx_status.antenna = (hdr->signal >> 7) & 1; rx_status.mactime = le64_to_cpu(hdr->mac_time); @@ -354,23 +352,18 @@ static void rtl8187_rx_cb(struct urb *urb) * 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 + * signal. In the following, the signal strength + * is 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); - quality = 170 - hdr->agc; signal = 14 - hdr->agc / 2; rx_status.antenna = (hdr->rssi >> 7) & 1; rx_status.mactime = le64_to_cpu(hdr->mac_time); } - if (quality > 100) - quality = 100; - rx_status.qual = quality; - priv->quality = quality; rx_status.signal = signal; priv->signal = signal; rate = (flags >> 20) & 0xF; @@ -1329,6 +1322,7 @@ static int __devinit rtl8187_probe(struct usb_interface *intf, struct ieee80211_channel *channel; const char *chip_name; u16 txpwr, reg; + u16 product_id = le16_to_cpu(udev->descriptor.idProduct); int err, i; dev = ieee80211_alloc_hw(sizeof(*priv), &rtl8187_ops); @@ -1488,6 +1482,13 @@ static int __devinit rtl8187_probe(struct usb_interface *intf, (*channel++).hw_value = txpwr & 0xFF; (*channel++).hw_value = txpwr >> 8; } + /* Handle the differing rfkill GPIO bit in different models */ + priv->rfkill_mask = RFKILL_MASK_8187_89_97; + if (product_id == 0x8197 || product_id == 0x8198) { + eeprom_93cx6_read(&eeprom, RTL8187_EEPROM_SELECT_GPIO, ®); + if (reg & 0xFF00) + priv->rfkill_mask = RFKILL_MASK_8198; + } /* * XXX: Once this driver supports anything that requires @@ -1516,9 +1517,9 @@ static int __devinit rtl8187_probe(struct usb_interface *intf, mutex_init(&priv->conf_mutex); skb_queue_head_init(&priv->b_tx_status.queue); - printk(KERN_INFO "%s: hwaddr %pM, %s V%d + %s\n", + printk(KERN_INFO "%s: hwaddr %pM, %s V%d + %s, rfkill mask %d\n", wiphy_name(dev->wiphy), dev->wiphy->perm_addr, - chip_name, priv->asic_rev, priv->rf->name); + chip_name, priv->asic_rev, priv->rf->name, priv->rfkill_mask); #ifdef CONFIG_RTL8187_LEDS eeprom_93cx6_read(&eeprom, 0x3F, ®); |