rt2x00: Only initialize HT on rt2800 devices that support it.

Some RT28xx/RT30xx devices don't support 802.11n, when they are combined with
the RF2020 chipset. Ensure that HT is disabled for these devices.

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, 5 insertions, 1 deletions

diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c
index e94f1e13fea9..fcd0c88d5f04 100644
--- a/drivers/net/wireless/rt2x00/rt2800lib.c
+++ b/drivers/net/wireless/rt2x00/rt2800lib.c
@@ -2072,7 +2072,11 @@ int rt2800_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
         /*
          * Initialize HT information.
          */
-        spec->ht.ht_supported = true;
+        if (!rt2x00_rf(chip, RF2020))
+                spec->ht.ht_supported = true;
+        else
+                spec->ht.ht_supported = false;
+
         spec->ht.cap =
             IEEE80211_HT_CAP_SUP_WIDTH_20_40 |
             IEEE80211_HT_CAP_GRN_FLD |