mac80211: Send the management frame at requested rate

Whenever the scan request or tx_mgmt is requesting not to
use CCK rate for managemet frames through
NL80211_ATTR_TX_NO_CCK_RATE attribute, then mac80211 should
select appropriate least non-CCK rate. This could help to
send P2P probes and P2P action frames at non 11b rates
without diabling 11b rates globally.

Cc: Jouni Malinen <jouni@qca.qualcomm.com>
Signed-off-by: Rajkumar Manoharan <rmanohar@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index 90dfcc99b466..1e83afae3c64 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -363,6 +363,9 @@ struct ieee80211_bss_conf {
  * @IEEE80211_TX_INTFL_TKIP_MIC_FAILURE: Marks this packet to be used for TKIP
  *      testing. It will be sent out with incorrect Michael MIC key to allow
  *      TKIP countermeasures to be tested.
+ * @IEEE80211_TX_CTL_NO_CCK_RATE: This frame will be sent at non CCK rate.
+ *      This flag is actually used for management frame especially for P2P
+ *      frames not being sent at CCK rate in 2GHz band.
  *
  * Note: If you have to add new flags to the enumeration, then don't
  *       forget to update %IEEE80211_TX_TEMPORARY_FLAGS when necessary.
@@ -393,6 +396,7 @@ enum mac80211_tx_control_flags {
         IEEE80211_TX_CTL_STBC                   = BIT(23) | BIT(24),
         IEEE80211_TX_CTL_TX_OFFCHAN             = BIT(25),
         IEEE80211_TX_INTFL_TKIP_MIC_FAILURE     = BIT(26),
+        IEEE80211_TX_CTL_NO_CCK_RATE            = BIT(27),
 };
 
 #define IEEE80211_TX_CTL_STBC_SHIFT             23