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path: root/drivers/net/wireless/rt2x00/rt2x00ht.c
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Diffstat (limited to 'drivers/net/wireless/rt2x00/rt2x00ht.c')
-rw-r--r--drivers/net/wireless/rt2x00/rt2x00ht.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2x00ht.c b/drivers/net/wireless/rt2x00/rt2x00ht.c
index 48b6ed4..2023419 100644
--- a/drivers/net/wireless/rt2x00/rt2x00ht.c
+++ b/drivers/net/wireless/rt2x00/rt2x00ht.c
@@ -85,7 +85,13 @@ void rt2x00ht_create_tx_descriptor(struct queue_entry *entry,
txdesc->rate_mode = RATE_MODE_HT_MIX;
if (txrate->flags & IEEE80211_TX_RC_GREEN_FIELD)
txdesc->rate_mode = RATE_MODE_HT_GREENFIELD;
- if (txrate->flags & IEEE80211_TX_RC_40_MHZ_WIDTH)
+
+ /*
+ * Set 40Mhz mode if necessary (for legacy rates this will
+ * duplicate the frame to both channels).
+ */
+ if (txrate->flags & IEEE80211_TX_RC_40_MHZ_WIDTH ||
+ txrate->flags & IEEE80211_TX_RC_DUP_DATA)
__set_bit(ENTRY_TXD_HT_BW_40, &txdesc->flags);
if (txrate->flags & IEEE80211_TX_RC_SHORT_GI)
__set_bit(ENTRY_TXD_HT_SHORT_GI, &txdesc->flags);