diff options
| author | John W. Linville <linville@tuxdriver.com> | 2010-07-21 16:26:40 -0400 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2010-07-26 15:09:03 -0400 |
| commit | 8b73fb8e29e9ae0458d36cc0dc25e2717587dfd4 (patch) | |
| tree | a711485ca5e49078386f624ecbf4942288b77d89 /drivers/net/wireless/rtl818x/rtl8180_dev.c | |
| parent | 1ab36d68e37faa431d99a07cbfb477a48879934e (diff) | |
| download | linux-8b73fb8e29e9ae0458d36cc0dc25e2717587dfd4.tar.bz2 | |
rtl8180: improve signal reporting for actual rtl8180 hardware
Adapted from Realtek-provided driver...
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Tested-by: Pauli Nieminen <suokkos@gmail.com>
Diffstat (limited to 'drivers/net/wireless/rtl818x/rtl8180_dev.c')
| -rw-r--r-- | drivers/net/wireless/rtl818x/rtl8180_dev.c | 18 |
1 files changed, 11 insertions, 7 deletions
diff --git a/drivers/net/wireless/rtl818x/rtl8180_dev.c b/drivers/net/wireless/rtl818x/rtl8180_dev.c index 31808f96a3d6..d8b186a260ed 100644 --- a/drivers/net/wireless/rtl818x/rtl8180_dev.c +++ b/drivers/net/wireless/rtl818x/rtl8180_dev.c @@ -103,7 +103,7 @@ static void rtl8180_handle_rx(struct ieee80211_hw *dev) { struct rtl8180_priv *priv = dev->priv; unsigned int count = 32; - u8 signal; + u8 signal, agc, sq; while (count--) { struct rtl8180_rx_desc *entry = &priv->rx_ring[priv->rx_idx]; @@ -132,12 +132,16 @@ static void rtl8180_handle_rx(struct ieee80211_hw *dev) rx_status.antenna = (flags2 >> 15) & 1; rx_status.rate_idx = (flags >> 20) & 0xF; - /* TODO: improve signal/rssi reporting for !rtl8185 */ - signal = (flags2 >> 17) & 0x7F; - if (rx_status.rate_idx > 3) - signal = 90 - clamp_t(u8, signal, 25, 90); - else - signal = 95 - clamp_t(u8, signal, 30, 95); + agc = (flags2 >> 17) & 0x7F; + if (priv->r8185) { + if (rx_status.rate_idx > 3) + signal = 90 - clamp_t(u8, agc, 25, 90); + else + signal = 95 - clamp_t(u8, agc, 30, 95); + } else { + sq = flags2 & 0xff; + signal = priv->rf->calc_rssi(agc, sq); + } rx_status.signal = signal; rx_status.freq = dev->conf.channel->center_freq; rx_status.band = dev->conf.channel->band; |