3 files changed, 61 insertions, 22 deletions
diff --git a/include/linux/ssb/ssb.h b/include/linux/ssb/ssb.h
index 3d0a9ff24f0..24f98854736 100644
--- a/include/linux/ssb/ssb.h
+++ b/include/linux/ssb/ssb.h
@@ -269,7 +269,8 @@ struct ssb_bus {
 
 	const struct ssb_bus_ops *ops;
 
-	/* The core in the basic address register window. (PCI bus only) */
+	/* The core currently mapped into the MMIO window.
+	 * Not valid on all host-buses. So don't use outside of SSB. */
 	struct ssb_device *mapped_device;
 	union {
 		/* Currently mapped PCMCIA segment. (bustype == SSB_BUSTYPE_PCMCIA only) */
@@ -281,14 +282,17 @@ struct ssb_bus {
 	 * On PCMCIA-host busses this is used to protect the whole MMIO access. */
 	spinlock_t bar_lock;
 
-	/* The bus this backplane is running on. */
+	/* The host-bus this backplane is running on. */
 	enum ssb_bustype bustype;
-	/* Pointer to the PCI bus (only valid if bustype == SSB_BUSTYPE_PCI). */
-	struct pci_dev *host_pci;
-	/* Pointer to the PCMCIA device (only if bustype == SSB_BUSTYPE_PCMCIA). */
-	struct pcmcia_device *host_pcmcia;
-	/* Pointer to the SDIO device (only if bustype == SSB_BUSTYPE_SDIO). */
-	struct sdio_func *host_sdio;
+	/* Pointers to the host-bus. Check bustype before using any of these pointers. */
+	union {
+		/* Pointer to the PCI bus (only valid if bustype == SSB_BUSTYPE_PCI). */
+		struct pci_dev *host_pci;
+		/* Pointer to the PCMCIA device (only if bustype == SSB_BUSTYPE_PCMCIA). */
+		struct pcmcia_device *host_pcmcia;
+		/* Pointer to the SDIO device (only if bustype == SSB_BUSTYPE_SDIO). */
+		struct sdio_func *host_sdio;
+	};
 
 	/* See enum ssb_quirks */
 	unsigned int quirks;
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index 6f4862b3ec2..ff67865de23 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -1809,30 +1809,45 @@ void cfg80211_send_assoc_timeout(struct net_device *dev, const u8 *addr);
  * @dev: network device
  * @buf: deauthentication frame (header + body)
  * @len: length of the frame data
- * @cookie: cookie from ->deauth if called within that callback,
- *	%NULL otherwise
  *
  * This function is called whenever deauthentication has been processed in
  * station mode. This includes both received deauthentication frames and
  * locally generated ones. This function may sleep.
  */
-void cfg80211_send_deauth(struct net_device *dev, const u8 *buf, size_t len,
-			  void *cookie);
+void cfg80211_send_deauth(struct net_device *dev, const u8 *buf, size_t len);
+
+/**
+ * __cfg80211_send_deauth - notification of processed deauthentication
+ * @dev: network device
+ * @buf: deauthentication frame (header + body)
+ * @len: length of the frame data
+ *
+ * Like cfg80211_send_deauth(), but doesn't take the wdev lock.
+ */
+void __cfg80211_send_deauth(struct net_device *dev, const u8 *buf, size_t len);
 
 /**
  * cfg80211_send_disassoc - notification of processed disassociation
  * @dev: network device
  * @buf: disassociation response frame (header + body)
  * @len: length of the frame data
- * @cookie: cookie from ->disassoc if called within that callback,
- *	%NULL otherwise
  *
  * This function is called whenever disassociation has been processed in
  * station mode. This includes both received disassociation frames and locally
  * generated ones. This function may sleep.
  */
-void cfg80211_send_disassoc(struct net_device *dev, const u8 *buf, size_t len,
-			    void *cookie);
+void cfg80211_send_disassoc(struct net_device *dev, const u8 *buf, size_t len);
+
+/**
+ * __cfg80211_send_disassoc - notification of processed disassociation
+ * @dev: network device
+ * @buf: disassociation response frame (header + body)
+ * @len: length of the frame data
+ *
+ * Like cfg80211_send_disassoc(), but doesn't take the wdev lock.
+ */
+void __cfg80211_send_disassoc(struct net_device *dev, const u8 *buf,
+	size_t len);
 
 /**
  * cfg80211_michael_mic_failure - notification of Michael MIC failure (TKIP)
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index c75b960c8ac..c42c4a820b8 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -1665,11 +1665,11 @@ void ieee80211_restart_hw(struct ieee80211_hw *hw);
  * header if %RX_FLAG_RADIOTAP is set in the @status flags.
  *
  * This function may not be called in IRQ context. Calls to this function
- * for a single hardware must be synchronized against each other. Calls
- * to this function and ieee80211_rx_irqsafe() may not be mixed for a
- * single hardware.
+ * for a single hardware must be synchronized against each other. Calls to
+ * this function, ieee80211_rx_ni() and ieee80211_rx_irqsafe() may not be
+ * mixed for a single hardware.
  *
- * Note that right now, this function must be called with softirqs disabled.
+ * In process context use instead ieee80211_rx_ni().
  *
  * @hw: the hardware this frame came in on
  * @skb: the buffer to receive, owned by mac80211 after this call
@@ -1682,8 +1682,8 @@ void ieee80211_rx(struct ieee80211_hw *hw, struct sk_buff *skb);
  * Like ieee80211_rx() but can be called in IRQ context
  * (internally defers to a tasklet.)
  *
- * Calls to this function and ieee80211_rx() may not be mixed for a
- * single hardware.
+ * Calls to this function, ieee80211_rx() or ieee80211_rx_ni() may not
+ * be mixed for a single hardware.
  *
  * @hw: the hardware this frame came in on
  * @skb: the buffer to receive, owned by mac80211 after this call
@@ -1691,6 +1691,26 @@ void ieee80211_rx(struct ieee80211_hw *hw, struct sk_buff *skb);
 void ieee80211_rx_irqsafe(struct ieee80211_hw *hw, struct sk_buff *skb);
 
 /**
+ * ieee80211_rx_ni - receive frame (in process context)
+ *
+ * Like ieee80211_rx() but can be called in process context
+ * (internally disables bottom halves).
+ *
+ * Calls to this function, ieee80211_rx() and ieee80211_rx_irqsafe() may
+ * not be mixed for a single hardware.
+ *
+ * @hw: the hardware this frame came in on
+ * @skb: the buffer to receive, owned by mac80211 after this call
+ */
+static inline void ieee80211_rx_ni(struct ieee80211_hw *hw,
+				   struct sk_buff *skb)
+{
+	local_bh_disable();
+	ieee80211_rx(hw, skb);
+	local_bh_enable();
+}
+
+/**
  * ieee80211_tx_status - transmit status callback
  *
  * Call this function for all transmitted frames after they have been