diff options
| author | John W. Linville <linville@tuxdriver.com> | 2010-07-21 20:26:40 (GMT) |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2010-07-26 19:09:03 (GMT) |
| commit | 8b73fb8e29e9ae0458d36cc0dc25e2717587dfd4 (patch) | |
| tree | a711485ca5e49078386f624ecbf4942288b77d89 /drivers/net/wireless/rtl818x/rtl8180_grf5101.c | |
| parent | 1ab36d68e37faa431d99a07cbfb477a48879934e (diff) | |
| download | linux-fsl-qoriq-8b73fb8e29e9ae0458d36cc0dc25e2717587dfd4.tar.xz | |
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_grf5101.c')
| -rw-r--r-- | drivers/net/wireless/rtl818x/rtl8180_grf5101.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/drivers/net/wireless/rtl818x/rtl8180_grf5101.c b/drivers/net/wireless/rtl818x/rtl8180_grf5101.c index 947ee55..5cab9df 100644 --- a/drivers/net/wireless/rtl818x/rtl8180_grf5101.c +++ b/drivers/net/wireless/rtl818x/rtl8180_grf5101.c @@ -69,6 +69,15 @@ static void grf5101_write_phy_antenna(struct ieee80211_hw *dev, short chan) rtl8180_write_phy(dev, 0x10, ant); } +static u8 grf5101_rf_calc_rssi(u8 agc, u8 sq) +{ + if (agc > 60) + return 65; + + /* TODO(?): just return agc (or agc + 5) to avoid mult / div */ + return 65 * agc / 60; +} + static void grf5101_rf_set_channel(struct ieee80211_hw *dev, struct ieee80211_conf *conf) { @@ -176,5 +185,6 @@ const struct rtl818x_rf_ops grf5101_rf_ops = { .name = "GCT", .init = grf5101_rf_init, .stop = grf5101_rf_stop, - .set_chan = grf5101_rf_set_channel + .set_chan = grf5101_rf_set_channel, + .calc_rssi = grf5101_rf_calc_rssi, }; |