iwlwifi: don't process the info from uCode if does not has ownership
authorWey-Yi Guy <wey-yi.w.guy@intel.com>
Fri, 16 Dec 2011 17:31:14 +0000 (09:31 -0800)
committerWey-Yi Guy <wey-yi.w.guy@intel.com>
Fri, 6 Jan 2012 21:02:34 +0000 (13:02 -0800)
When enable the testmode from user space and working with uCode, driver does
not own the uCode and should not process the notifications or pkts from uCode

Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
drivers/net/wireless/iwlwifi/iwl-agn-rx.c

index b22b2976f899e037cb73884c1ef66b9af565386f..eda95ae88ef1a551fc5264e52e4f1bf9bd96f2e4 100644 (file)
@@ -1172,20 +1172,22 @@ int iwl_rx_dispatch(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb,
                wake_up_all(&priv->shrd->notif_waitq);
        }
 
-       if (priv->pre_rx_handler)
+       if (priv->pre_rx_handler &&
+           priv->shrd->ucode_owner == IWL_OWNERSHIP_TM)
                priv->pre_rx_handler(priv, rxb);
-
-       /* Based on type of command response or notification,
-        *   handle those that need handling via function in
-        *   rx_handlers table.  See iwl_setup_rx_handlers() */
-       if (priv->rx_handlers[pkt->hdr.cmd]) {
-               priv->rx_handlers_stats[pkt->hdr.cmd]++;
-               err = priv->rx_handlers[pkt->hdr.cmd] (priv, rxb, cmd);
-       } else {
-               /* No handling needed */
-               IWL_DEBUG_RX(priv,
-                       "No handler needed for %s, 0x%02x\n",
-                       get_cmd_string(pkt->hdr.cmd), pkt->hdr.cmd);
+       else {
+               /* Based on type of command response or notification,
+                *   handle those that need handling via function in
+                *   rx_handlers table.  See iwl_setup_rx_handlers() */
+               if (priv->rx_handlers[pkt->hdr.cmd]) {
+                       priv->rx_handlers_stats[pkt->hdr.cmd]++;
+                       err = priv->rx_handlers[pkt->hdr.cmd] (priv, rxb, cmd);
+               } else {
+                       /* No handling needed */
+                       IWL_DEBUG_RX(priv,
+                               "No handler needed for %s, 0x%02x\n",
+                               get_cmd_string(pkt->hdr.cmd), pkt->hdr.cmd);
+               }
        }
        return err;
 }