ath9k_htc: Add a new WMI command to set a rate mask

This patch adds WMI_BITRATE_MASK_CMDID which can be
used by the set_bitrate_mask() handler.

Signed-off-by: Sujith Manoharan <Sujith.Manoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/ath/ath9k/htc.h b/drivers/net/wireless/ath/ath9k/htc.h
index 55f4bb3..6bb71e3 100644
--- a/drivers/net/wireless/ath/ath9k/htc.h
+++ b/drivers/net/wireless/ath/ath9k/htc.h
@@ -171,6 +171,13 @@
 	struct ath9k_htc_rate rates;
 };
 
+struct ath9k_htc_target_rate_mask {
+	u8 vif_index;
+	u8 band;
+	__be32 mask;
+	u16 pad;
+} __packed;
+
 struct ath9k_htc_target_int_stats {
 	__be32 rx;
 	__be32 rxorn;
diff --git a/drivers/net/wireless/ath/ath9k/wmi.c b/drivers/net/wireless/ath/ath9k/wmi.c
index 463b76ab..f9b1eb4 100644
--- a/drivers/net/wireless/ath/ath9k/wmi.c
+++ b/drivers/net/wireless/ath/ath9k/wmi.c
@@ -79,6 +79,8 @@
 		return "WMI_TX_STATS_CMDID";
 	case WMI_RX_STATS_CMDID:
 		return "WMI_RX_STATS_CMDID";
+	case WMI_BITRATE_MASK_CMDID:
+		return "WMI_BITRATE_MASK_CMDID";
 	}
 
 	return "Bogus";
diff --git a/drivers/net/wireless/ath/ath9k/wmi.h b/drivers/net/wireless/ath/ath9k/wmi.h
index 5dfc213..6095eeb 100644
--- a/drivers/net/wireless/ath/ath9k/wmi.h
+++ b/drivers/net/wireless/ath/ath9k/wmi.h
@@ -111,6 +111,7 @@
 	WMI_INT_STATS_CMDID,
 	WMI_TX_STATS_CMDID,
 	WMI_RX_STATS_CMDID,
+	WMI_BITRATE_MASK_CMDID,
 };
 
 enum wmi_event_id {