rt2x00: rt2800 - Fix default vgc values for RT3572

Align with the values used by the RT3572 Ralink vendor driver v2.5.0.0.

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>

1 files changed, 9 insertions, 4 deletions

diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c
index cec4a992374e..17b8a281094f 100644
--- a/drivers/net/wireless/rt2x00/rt2800lib.c
+++ b/drivers/net/wireless/rt2x00/rt2800lib.c
@@ -2904,16 +2904,21 @@ static u8 rt2800_get_default_vgc(struct rt2x00_dev *rt2x00dev)
                     rt2x00_rt(rt2x00dev, RT3090) ||
                     rt2x00_rt(rt2x00dev, RT3290) ||
                     rt2x00_rt(rt2x00dev, RT3390) ||
+                    rt2x00_rt(rt2x00dev, RT3572) ||
                     rt2x00_rt(rt2x00dev, RT5390) ||
                     rt2x00_rt(rt2x00dev, RT5392))
                         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
-                        vgc = 0x3a + (rt2x00dev->lna_gain * 5) / 3;
+                if (rt2x00_rt(rt2x00dev, RT3572))
+                        vgc = 0x22 + (rt2x00dev->lna_gain * 5) / 3;
+                else {
+                        if (!test_bit(CONFIG_CHANNEL_HT40, &rt2x00dev->flags))
+                                vgc = 0x32 + (rt2x00dev->lna_gain * 5) / 3;
+                        else
+                                vgc = 0x3a + (rt2x00dev->lna_gain * 5) / 3;
+                }
         }
 
         return vgc;