libertas: Consolidate lbs_host_to_card_done() function.

As we move towards having this done by a state machine, start by having
a single 'stuff sent' function, which is called by if_usb/if_sdio/if_cs
after sending both data and commands.

Signed-off-by: David Woodhouse <dwmw2@infradead.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

5 files changed, 27 insertions, 31 deletions

diff --git a/drivers/net/wireless/libertas/decl.h b/drivers/net/wireless/libertas/decl.h
index 447297a5e686..201ec60f1dc5 100644
--- a/drivers/net/wireless/libertas/decl.h
+++ b/drivers/net/wireless/libertas/decl.h
@@ -86,5 +86,6 @@ int lbs_stop_card(struct lbs_private *priv);
 int lbs_add_mesh(struct lbs_private *priv, struct device *dev);
 void lbs_remove_mesh(struct lbs_private *priv);
 int lbs_reset_device(struct lbs_private *priv);
+void lbs_host_to_card_done(struct lbs_private *priv);
 
 #endif
diff --git a/drivers/net/wireless/libertas/if_cs.c b/drivers/net/wireless/libertas/if_cs.c
index 5fadcc03eea5..54b1ba3e250a 100644
--- a/drivers/net/wireless/libertas/if_cs.c
+++ b/drivers/net/wireless/libertas/if_cs.c
@@ -253,19 +253,13 @@ static irqreturn_t if_cs_interrupt(int irq, void *data)
                 /* Not for us */
                 return IRQ_NONE;
 
-        } else if(int_cause == 0xffff) {
+        } else if (int_cause == 0xffff) {
                 /* Read in junk, the card has probably been removed */
                 card->priv->adapter->surpriseremoved = 1;
 
         } else {
-                if(int_cause & IF_CS_H_IC_TX_OVER) {
-                        card->priv->dnld_sent = DNLD_RES_RECEIVED;
-                        if (!card->priv->adapter->cur_cmd)
-                                wake_up_interruptible(&card->priv->waitq);
-
-                        if (card->priv->adapter->connect_status == LBS_CONNECTED)
-                                netif_wake_queue(card->priv->dev);
-                }
+                if (int_cause & IF_CS_H_IC_TX_OVER)
+                        lbs_host_to_card_done(card->priv);
 
                 /* clear interrupt */
                 if_cs_write16(card, IF_CS_C_INT_CAUSE, int_cause & IF_CS_C_IC_MASK);
diff --git a/drivers/net/wireless/libertas/if_sdio.c b/drivers/net/wireless/libertas/if_sdio.c
index 7a7037bdd37c..cccca311f75b 100644
--- a/drivers/net/wireless/libertas/if_sdio.c
+++ b/drivers/net/wireless/libertas/if_sdio.c
@@ -835,12 +835,9 @@ static void if_sdio_interrupt(struct sdio_func *func)
          * Ignore the define name, this really means the card has
          * successfully received the command.
          */
-        if (cause & IF_SDIO_H_INT_DNLD) {
-                if ((card->priv->dnld_sent == DNLD_DATA_SENT) &&
-                        (card->priv->adapter->connect_status == LBS_CONNECTED))
-                        netif_wake_queue(card->priv->dev);
-                card->priv->dnld_sent = DNLD_RES_RECEIVED;
-        }
+        if (cause & IF_SDIO_H_INT_DNLD)
+                lbs_host_to_card_done(card->priv);
+
 
         if (cause & IF_SDIO_H_INT_UPLD) {
                 ret = if_sdio_card_to_host(card);
diff --git a/drivers/net/wireless/libertas/if_usb.c b/drivers/net/wireless/libertas/if_usb.c
index c27ffcfdbe88..418dcab8b1cc 100644
--- a/drivers/net/wireless/libertas/if_usb.c
+++ b/drivers/net/wireless/libertas/if_usb.c
@@ -66,22 +66,8 @@ static void if_usb_write_bulk_callback(struct urb *urb)
                 /* Used for both firmware TX and regular TX.  priv isn't
                  * valid at firmware load time.
                  */
-                if (priv) {
-                        struct lbs_adapter *adapter = priv->adapter;
-                        struct net_device *dev = priv->dev;
-
-                        priv->dnld_sent = DNLD_RES_RECEIVED;
-
-                        /* Wake main thread if commands are pending */
-                        if (!adapter->cur_cmd)
-                                wake_up_interruptible(&priv->waitq);
-
-                        if (adapter->connect_status == LBS_CONNECTED)
-                                netif_wake_queue(dev);
-
-                        if (priv->mesh_dev && (adapter->mesh_connect_status == LBS_CONNECTED))
-                                netif_wake_queue(priv->mesh_dev);
-                }
+                if (priv)
+                        lbs_host_to_card_done(priv);
         } else {
                 /* print the failure status number for debug */
                 lbs_pr_info("URB in failure status: %d\n", urb->status);
diff --git a/drivers/net/wireless/libertas/main.c b/drivers/net/wireless/libertas/main.c
index 67b6d7959e17..ed02c02c96da 100644
--- a/drivers/net/wireless/libertas/main.c
+++ b/drivers/net/wireless/libertas/main.c
@@ -616,6 +616,24 @@ static void lbs_tx_timeout(struct net_device *dev)
         lbs_deb_leave(LBS_DEB_TX);
 }
 
+void lbs_host_to_card_done(struct lbs_private *priv)
+{
+        struct lbs_adapter *adapter = priv->adapter;
+
+        priv->dnld_sent = DNLD_RES_RECEIVED;
+
+        /* Wake main thread if commands are pending */
+        if (!adapter->cur_cmd)
+                wake_up_interruptible(&priv->waitq);
+
+        if (priv->dev && adapter->connect_status == LBS_CONNECTED)
+                netif_wake_queue(priv->dev);
+
+        if (priv->mesh_dev && adapter->mesh_connect_status == LBS_CONNECTED)
+                netif_wake_queue(priv->mesh_dev);
+}
+EXPORT_SYMBOL_GPL(lbs_host_to_card_done);
+
 /**
  *  @brief This function returns the network statistics
  *