ath9k: move rssi processing into a helper

This moves all the RX processing of RSSI into a helper,
ath_rx_prepare(). ath_rx_prepare() should now be really
easy to read and follow.

Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 27 insertions, 17 deletions

diff --git a/drivers/net/wireless/ath/ath9k/recv.c b/drivers/net/wireless/ath/ath9k/recv.c
index d357b9adcf49..4c4c22f54e99 100644
--- a/drivers/net/wireless/ath/ath9k/recv.c
+++ b/drivers/net/wireless/ath/ath9k/recv.c
@@ -230,31 +230,20 @@ static int ath9k_compute_qual(struct ieee80211_hw *hw,
         return qual;
 }
 
-/*
- * For Decrypt or Demic errors, we only mark packet status here and always push
- * up the frame up to let mac80211 handle the actual error case, be it no
- * decryption key or real decryption error. This let us keep statistics there.
- */
-static int ath_rx_prepare(struct ath_common *common,
-                          struct ieee80211_hw *hw,
-                          struct sk_buff *skb, struct ath_rx_status *rx_stats,
-                          struct ieee80211_rx_status *rx_status,
-                          bool *decrypt_error)
+static void ath9k_process_rssi(struct ath_common *common,
+                               struct ieee80211_hw *hw,
+                               struct sk_buff *skb,
+                               struct ath_rx_status *rx_stats)
 {
         struct ath_hw *ah = common->ah;
-        struct ieee80211_hdr *hdr;
-        __le16 fc;
         struct ieee80211_sta *sta;
+        struct ieee80211_hdr *hdr;
         struct ath_node *an;
         int last_rssi = ATH_RSSI_DUMMY_MARKER;
+        __le16 fc;
 
         hdr = (struct ieee80211_hdr *)skb->data;
         fc = hdr->frame_control;
-        memset(rx_status, 0, sizeof(struct ieee80211_rx_status));
-
-        if (!ath9k_rx_accept(common, skb, rx_status, rx_stats, decrypt_error))
-                goto rx_next;
-
 
         rcu_read_lock();
         /* XXX: use ieee80211_find_sta! */
@@ -279,6 +268,27 @@ static int ath_rx_prepare(struct ath_common *common,
         /* Update Beacon RSSI, this is used by ANI. */
         if (ieee80211_is_beacon(fc))
                 ah->stats.avgbrssi = rx_stats->rs_rssi;
+}
+
+/*
+ * For Decrypt or Demic errors, we only mark packet status here and always push
+ * up the frame up to let mac80211 handle the actual error case, be it no
+ * decryption key or real decryption error. This let us keep statistics there.
+ */
+static int ath_rx_prepare(struct ath_common *common,
+                          struct ieee80211_hw *hw,
+                          struct sk_buff *skb, struct ath_rx_status *rx_stats,
+                          struct ieee80211_rx_status *rx_status,
+                          bool *decrypt_error)
+{
+        struct ath_hw *ah = common->ah;
+
+        memset(rx_status, 0, sizeof(struct ieee80211_rx_status));
+
+        if (!ath9k_rx_accept(common, skb, rx_status, rx_stats, decrypt_error))
+                goto rx_next;
+
+        ath9k_process_rssi(common, hw, skb, rx_stats);
 
         rx_status->rate_idx = ath9k_process_rate(common, hw,
                                                  rx_stats, rx_status, skb);