ath9k_htc: process rx spectral packets

use code provided by Ashish Patro <patro@cs.wisc.edu>

Signed-off-by: Oleksij Rempel <linux@rempel-privat.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c b/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
index 2622002845ce4146fa6ee852b8b0ba98d13f006f..a0f58e2aa553825d65a7f1ecc4cc1e06338ea444 100644 (file)
--- a/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
@@ -1012,6 +1012,20 @@ static bool ath9k_rx_prepare(struct ath9k_htc_priv *priv,
         * separately to avoid doing two lookups for a rate for each frame.
         */
        hdr = (struct ieee80211_hdr *)skb->data;
+
+       /*
+        * Process PHY errors and return so that the packet
+        * can be dropped.
+        */
+       if (rx_stats.rs_status & ATH9K_RXERR_PHY) {
+               /* TODO: Not using DFS processing now. */
+               if (ath_cmn_process_fft(&priv->spec_priv, hdr,
+                                   &rx_stats, rx_status->mactime)) {
+                       /* TODO: Code to collect spectral scan statistics */
+               }
+               goto rx_next;
+       }
+
        if (!ath9k_cmn_rx_accept(common, hdr, rx_status, &rx_stats,
                        &decrypt_error, priv->rxfilter))
                goto rx_next;