rt2x00: Code clean up in rt2800lib.

Make the code in rt2800_get_default_vgc more understandable and
readable, especially for the 5GHz band values.

Signed-off-by: Gertjan van Wingerde <gwingerde@gmail.com>
Acked-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c
index 9e09367c973922c11ffea6312c8877b63312bbc0..cec4a992374e797e964a1412b7f0cf72a5352c24 100644 (file)
--- a/drivers/net/wireless/rt2x00/rt2800lib.c
+++ b/drivers/net/wireless/rt2x00/rt2800lib.c
@@ -2896,6 +2896,8 @@ EXPORT_SYMBOL_GPL(rt2800_link_stats);
 
 static u8 rt2800_get_default_vgc(struct rt2x00_dev *rt2x00dev)
 {
+       u8 vgc;
+
        if (rt2x00dev->curr_band == IEEE80211_BAND_2GHZ) {
                if (rt2x00_rt(rt2x00dev, RT3070) ||
                    rt2x00_rt(rt2x00dev, RT3071) ||
@@ -2904,15 +2906,17 @@ static u8 rt2800_get_default_vgc(struct rt2x00_dev *rt2x00dev)
                    rt2x00_rt(rt2x00dev, RT3390) ||
                    rt2x00_rt(rt2x00dev, RT5390) ||
                    rt2x00_rt(rt2x00dev, RT5392))
-                       return 0x1c + (2 * rt2x00dev->lna_gain);
+                       vgc = 0x1c + (2 * rt2x00dev->lna_gain);
+               else
+                       vgc = 0x2e + rt2x00dev->lna_gain;
+       } else { /* 5GHZ band */
+               if (!test_bit(CONFIG_CHANNEL_HT40, &rt2x00dev->flags))
+                       vgc = 0x32 + (rt2x00dev->lna_gain * 5) / 3;
                else
-                       return 0x2e + rt2x00dev->lna_gain;
+                       vgc = 0x3a + (rt2x00dev->lna_gain * 5) / 3;
        }
 
-       if (!test_bit(CONFIG_CHANNEL_HT40, &rt2x00dev->flags))
-               return 0x32 + (rt2x00dev->lna_gain * 5) / 3;
-       else
-               return 0x3a + (rt2x00dev->lna_gain * 5) / 3;
+       return vgc;
 }
 
 static inline void rt2800_set_vgc(struct rt2x00_dev *rt2x00dev,