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>

diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c
index e94f1e13fea9fdc8703e30830b72be235dbb03c7..fcd0c88d5f04370ddb31c9911d8092621c8aabe4 100644 (file)
--- 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 |