Patch for SMPS mode for AP. This is to define a new ieee80211_tx_info flag to allow a lower AP driver to set RTS/CTS protection for a dynamic SMPS station
Signed-off-by: Vivekananda Holla <vivekanandah@xxxxxxxxxxx>
---
include/net/mac80211.h | 4 ++++
net/mac80211/rc80211_minstrel_ht.c | 3 +++
2 files changed, 7 insertions(+), 0 deletions(-)
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index 64faf01..48a950c 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -458,6 +458,9 @@ struct ieee80211_bss_conf {
* @IEEE80211_TX_CTL_DONTFRAG: Don't fragment this packet even if it
* would be fragmented by size (this is optional, only used for
* monitor injection).
+ * @IEEE80211_TX_CTL_SMPS_SET_RTS: set the RTS/CTS protection mechanism
+ * for the packet at AP when SMPS mode at the station is
+ * dynamic SMPS.
*
* Note: If you have to add new flags to the enumeration, then don't
* forget to update %IEEE80211_TX_TEMPORARY_FLAGS when necessary.
@@ -493,6 +496,7 @@ enum mac80211_tx_control_flags {
IEEE80211_TX_STATUS_EOSP = BIT(28),
IEEE80211_TX_CTL_USE_MINRATE = BIT(29),
IEEE80211_TX_CTL_DONTFRAG = BIT(30),
+ IEEE80211_TX_CTL_SMPS_SET_RTS = BIT(31),
};
#define IEEE80211_TX_CTL_STBC_SHIFT 23
diff --git a/net/mac80211/rc80211_minstrel_ht.c b/net/mac80211/rc80211_minstrel_ht.c
index d2b264d..84557e4 100644
--- a/net/mac80211/rc80211_minstrel_ht.c
+++ b/net/mac80211/rc80211_minstrel_ht.c
@@ -719,6 +719,9 @@ minstrel_ht_get_rate(void *priv, struct ieee80211_sta *sta, void *priv_sta,
info->flags |= mi->tx_flags;
minstrel_ht_check_cck_shortpreamble(mp, mi, txrc->short_preamble);
+ if (sta->smps_mode == IEEE80211_SMPS_DYNAMIC)
+ info->flags |= IEEE80211_TX_CTL_SMPS_SET_RTS;
+
/* Don't use EAPOL frames for sampling on non-mrr hw */
if (mp->hw->max_rates == 1 &&
txrc->skb->protocol == cpu_to_be16(ETH_P_PAE))
--
To unsubscribe from this list: send the line "unsubscribe linux-wireless" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
