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authorStanislaw Gruszka <sgruszka@redhat.com>2012-04-04 18:15:33 +0400
committerJohn W. Linville <linville@tuxdriver.com>2012-04-12 00:23:44 +0400
commitda40f4074fdfde347974ebcef3ad57a49f7d04a7 (patch)
tree99d4bfaf5f4d5ce0a0a1c0e3b5dbeaac78060105 /drivers/net/wireless/rt2x00/rt2x00queue.c
parent78f9c85035101317d4189cdb31c582f96854b182 (diff)
downloadlinux-da40f4074fdfde347974ebcef3ad57a49f7d04a7.tar.xz
rt2x00: configure different txdesc parameters for non HT channel
This is needed when we are concted to non 11n AP. Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/rt2x00/rt2x00queue.c')
-rw-r--r--drivers/net/wireless/rt2x00/rt2x00queue.c26
1 files changed, 18 insertions, 8 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.c b/drivers/net/wireless/rt2x00/rt2x00queue.c
index 9b1b2b7a7807..acd013353cc7 100644
--- a/drivers/net/wireless/rt2x00/rt2x00queue.c
+++ b/drivers/net/wireless/rt2x00/rt2x00queue.c
@@ -320,14 +320,6 @@ static void rt2x00queue_create_tx_descriptor_ht(struct rt2x00_dev *rt2x00dev,
txdesc->u.ht.wcid = sta_priv->wcid;
}
- txdesc->u.ht.ba_size = 7; /* FIXME: What value is needed? */
-
- /*
- * Only one STBC stream is supported for now.
- */
- if (tx_info->flags & IEEE80211_TX_CTL_STBC)
- txdesc->u.ht.stbc = 1;
-
/*
* If IEEE80211_TX_RC_MCS is set txrate->idx just contains the
* mcs rate to be used
@@ -351,6 +343,24 @@ static void rt2x00queue_create_tx_descriptor_ht(struct rt2x00_dev *rt2x00dev,
txdesc->u.ht.mcs |= 0x08;
}
+ if (test_bit(CONFIG_HT_DISABLED, &rt2x00dev->flags)) {
+ if (!(tx_info->flags & IEEE80211_TX_CTL_FIRST_FRAGMENT))
+ txdesc->u.ht.txop = TXOP_SIFS;
+ else
+ txdesc->u.ht.txop = TXOP_BACKOFF;
+
+ /* Left zero on all other settings. */
+ return;
+ }
+
+ txdesc->u.ht.ba_size = 7; /* FIXME: What value is needed? */
+
+ /*
+ * Only one STBC stream is supported for now.
+ */
+ if (tx_info->flags & IEEE80211_TX_CTL_STBC)
+ txdesc->u.ht.stbc = 1;
+
/*
* This frame is eligible for an AMPDU, however, don't aggregate
* frames that are intended to probe a specific tx rate.