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author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-12-08 07:55:01 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-12-08 07:55:01 -0800 |
commit | d7fc02c7bae7b1cf69269992cf880a43a350cdaa (patch) | |
tree | a43d56fa72913a1cc98a0bbebe054d08581b3a7c /drivers/net/wireless/rtl818x/rtl8187_dev.c | |
parent | ee1262dbc65ce0b6234a915d8432171e8d77f518 (diff) | |
parent | 28b4d5cc17c20786848cdc07b7ea237a309776bb (diff) | |
download | op-kernel-dev-d7fc02c7bae7b1cf69269992cf880a43a350cdaa.zip op-kernel-dev-d7fc02c7bae7b1cf69269992cf880a43a350cdaa.tar.gz |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6: (1815 commits)
mac80211: fix reorder buffer release
iwmc3200wifi: Enable wimax core through module parameter
iwmc3200wifi: Add wifi-wimax coexistence mode as a module parameter
iwmc3200wifi: Coex table command does not expect a response
iwmc3200wifi: Update wiwi priority table
iwlwifi: driver version track kernel version
iwlwifi: indicate uCode type when fail dump error/event log
iwl3945: remove duplicated event logging code
b43: fix two warnings
ipw2100: fix rebooting hang with driver loaded
cfg80211: indent regulatory messages with spaces
iwmc3200wifi: fix NULL pointer dereference in pmkid update
mac80211: Fix TX status reporting for injected data frames
ath9k: enable 2GHz band only if the device supports it
airo: Fix integer overflow warning
rt2x00: Fix padding bug on L2PAD devices.
WE: Fix set events not propagated
b43legacy: avoid PPC fault during resume
b43: avoid PPC fault during resume
tcp: fix a timewait refcnt race
...
Fix up conflicts due to sysctl cleanups (dead sysctl_check code and
CTL_UNNUMBERED removed) in
kernel/sysctl_check.c
net/ipv4/sysctl_net_ipv4.c
net/ipv6/addrconf.c
net/sctp/sysctl.c
Diffstat (limited to 'drivers/net/wireless/rtl818x/rtl8187_dev.c')
-rw-r--r-- | drivers/net/wireless/rtl818x/rtl8187_dev.c | 13 |
1 files changed, 3 insertions, 10 deletions
diff --git a/drivers/net/wireless/rtl818x/rtl8187_dev.c b/drivers/net/wireless/rtl818x/rtl8187_dev.c index 2017ccc..76973b8 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; |