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authorFelix Fietkau <nbd@openwrt.org>2010-04-19 21:57:35 +0400
committerJohn W. Linville <linville@tuxdriver.com>2010-04-20 19:52:21 +0400
commitf79d9bad37cb1e7ef23d60b1dd0b7859957ced9e (patch)
tree455199d0e2560726656858deffe12b7aa702a522
parent3bb065a7420c90421d6bbea5f7cffe36bd79a048 (diff)
downloadlinux-f79d9bad37cb1e7ef23d60b1dd0b7859957ced9e.tar.xz
mac80211: add flags for STBC (Space-Time Block Coding)
Signed-off-by: Felix Fietkau <nbd@openwrt.org> Signed-off-by: John W. Linville <linville@tuxdriver.com>
-rw-r--r--include/linux/ieee80211.h1
-rw-r--r--include/net/mac80211.h4
2 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/ieee80211.h b/include/linux/ieee80211.h
index 1252ba1fbff5..97b2eae6a22c 100644
--- a/include/linux/ieee80211.h
+++ b/include/linux/ieee80211.h
@@ -876,6 +876,7 @@ struct ieee80211_ht_cap {
#define IEEE80211_HT_CAP_SGI_40 0x0040
#define IEEE80211_HT_CAP_TX_STBC 0x0080
#define IEEE80211_HT_CAP_RX_STBC 0x0300
+#define IEEE80211_HT_CAP_RX_STBC_SHIFT 8
#define IEEE80211_HT_CAP_DELAY_BA 0x0400
#define IEEE80211_HT_CAP_MAX_AMSDU 0x0800
#define IEEE80211_HT_CAP_DSSSCCK40 0x1000
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index 0e2a1a9b2b65..7dc5a6790397 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -275,6 +275,8 @@ struct ieee80211_bss_conf {
* MLME command (internal to mac80211 to figure out whether to send TX
* status to user space)
* @IEEE80211_TX_CTL_LDPC: tells the driver to use LDPC for this frame
+ * @IEEE80211_TX_CTL_STBC: Enables Space-Time Block Coding (STBC) for this
+ * frame and selects the maximum number of streams that it can use.
*/
enum mac80211_tx_control_flags {
IEEE80211_TX_CTL_REQ_TX_STATUS = BIT(0),
@@ -299,6 +301,8 @@ enum mac80211_tx_control_flags {
IEEE80211_TX_INTFL_HAS_RADIOTAP = BIT(20),
IEEE80211_TX_INTFL_NL80211_FRAME_TX = BIT(21),
IEEE80211_TX_CTL_LDPC = BIT(22),
+ IEEE80211_TX_CTL_STBC = BIT(23) | BIT(24),
+#define IEEE80211_TX_CTL_STBC_SHIFT 23
};
/**