rtlwifi: rtl8192cu: use generic rtl_signal_scale_mapping

Function _rtl92c_signal_scale_mapping is identical to the generic
version rtl_signal_scale_mapping. Remove _rtl92c_signal_scale_mapping
and use the generic function.

Signed-off-by: Michael Straube <straube.linux@gmail.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/mac.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/mac.c
index c865228..b4b6734 100644 (file)
--- a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/mac.c
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/mac.c
@@ -567,34 +567,6 @@ void rtl92c_set_min_space(struct ieee80211_hw *hw, bool is2T)
 
 /*==============================================================*/
 
-static long _rtl92c_signal_scale_mapping(struct ieee80211_hw *hw,
-               long currsig)
-{
-       long retsig;
-
-       if (currsig >= 61 && currsig <= 100)
-               retsig = 90 + ((currsig - 60) / 4);
-       else if (currsig >= 41 && currsig <= 60)
-               retsig = 78 + ((currsig - 40) / 2);
-       else if (currsig >= 31 && currsig <= 40)
-               retsig = 66 + (currsig - 30);
-       else if (currsig >= 21 && currsig <= 30)
-               retsig = 54 + (currsig - 20);
-       else if (currsig >= 5 && currsig <= 20)
-               retsig = 42 + (((currsig - 5) * 2) / 3);
-       else if (currsig == 4)
-               retsig = 36;
-       else if (currsig == 3)
-               retsig = 27;
-       else if (currsig == 2)
-               retsig = 18;
-       else if (currsig == 1)
-               retsig = 9;
-       else
-               retsig = currsig;
-       return retsig;
-}
-
 static void _rtl92c_query_rxphystatus(struct ieee80211_hw *hw,
                                      struct rtl_stats *pstats,
                                      struct rx_desc_92c *p_desc,
@@ -729,11 +701,10 @@ static void _rtl92c_query_rxphystatus(struct ieee80211_hw *hw,
        }
        if (is_cck_rate)
                pstats->signalstrength =
-                   (u8) (_rtl92c_signal_scale_mapping(hw, pwdb_all));
+                   (u8)(rtl_signal_scale_mapping(hw, pwdb_all));
        else if (rf_rx_num != 0)
                pstats->signalstrength =
-                   (u8) (_rtl92c_signal_scale_mapping
-                         (hw, total_rssi /= rf_rx_num));
+                   (u8)(rtl_signal_scale_mapping(hw, total_rssi /= rf_rx_num));
 }
 
 void rtl92c_translate_rx_signal_stuff(struct ieee80211_hw *hw,