ath9k_common: Move count_streams to common module

This can be used by ath9k_htc.

Signed-off-by: Sujith <Sujith.Manoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/ath/ath9k/common.c b/drivers/net/wireless/ath/ath9k/common.c
index 03590f0..16e2849 100644 (file)
--- a/drivers/net/wireless/ath/ath9k/common.c
+++ b/drivers/net/wireless/ath/ath9k/common.c
@@ -397,6 +397,19 @@ void ath9k_cmn_key_delete(struct ath_common *common,
 }
 EXPORT_SYMBOL(ath9k_cmn_key_delete);
 
+int ath9k_cmn_count_streams(unsigned int chainmask, int max)
+{
+       int streams = 0;
+
+       do {
+               if (++streams == max)
+                       break;
+       } while ((chainmask = chainmask & (chainmask - 1)));
+
+       return streams;
+}
+EXPORT_SYMBOL(ath9k_cmn_count_streams);
+
 static int __init ath9k_cmn_init(void)
 {
        return 0;

diff --git a/drivers/net/wireless/ath/ath9k/common.h b/drivers/net/wireless/ath/ath9k/common.h
index 283cca8..97809d3 100644 (file)
--- a/drivers/net/wireless/ath/ath9k/common.h
+++ b/drivers/net/wireless/ath/ath9k/common.h
@@ -64,3 +64,4 @@ int ath9k_cmn_key_config(struct ath_common *common,
                         struct ieee80211_key_conf *key);
 void ath9k_cmn_key_delete(struct ath_common *common,
                          struct ieee80211_key_conf *key);
+int ath9k_cmn_count_streams(unsigned int chainmask, int max);

diff --git a/drivers/net/wireless/ath/ath9k/init.c b/drivers/net/wireless/ath/ath9k/init.c
index f388dcc..18d76ed 100644 (file)
--- a/drivers/net/wireless/ath/ath9k/init.c
+++ b/drivers/net/wireless/ath/ath9k/init.c
@@ -175,18 +175,6 @@ static const struct ath_ops ath9k_common_ops = {
        .write = ath9k_iowrite32,
 };
 
-static int count_streams(unsigned int chainmask, int max)
-{
-       int streams = 0;
-
-       do {
-               if (++streams == max)
-                       break;
-       } while ((chainmask = chainmask & (chainmask - 1)));
-
-       return streams;
-}
-
 /**************************/
 /*     Initialization     */
 /**************************/
@@ -227,8 +215,8 @@ static void setup_ht_cap(struct ath_softc *sc,
 
        /* set up supported mcs set */
        memset(&ht_info->mcs, 0, sizeof(ht_info->mcs));
-       tx_streams = count_streams(common->tx_chainmask, max_streams);
-       rx_streams = count_streams(common->rx_chainmask, max_streams);
+       tx_streams = ath9k_cmn_count_streams(common->tx_chainmask, max_streams);
+       rx_streams = ath9k_cmn_count_streams(common->rx_chainmask, max_streams);
 
        ath_print(common, ATH_DBG_CONFIG,
                  "TX streams %d, RX streams: %d\n",