iwlagn: all function iwl-io.c receive iwl_bus
Which means that iwl-io.c doesn't need to include iwl-dev.h any more.
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/iwlwifi/iwl-bus.h b/drivers/net/wireless/iwlwifi/iwl-bus.h
index e1cb65c..83aed46 100644
--- a/drivers/net/wireless/iwlwifi/iwl-bus.h
+++ b/drivers/net/wireless/iwlwifi/iwl-bus.h
@@ -66,6 +66,7 @@
/*This file includes the declaration that are exported from the bus layer */
#include <linux/types.h>
+#include <linux/spinlock.h>
struct iwl_shared;
struct iwl_bus;
@@ -96,6 +97,7 @@
* @ops - pointer to iwl_bus_ops
* @shrd - pointer to iwl_shared which holds shared data from the upper layer
* @irq - the irq number for the device
+ * @reg_lock - protect hw register access
*/
struct iwl_bus {
/* Common data to all buses */
@@ -104,6 +106,7 @@
struct iwl_shared *shrd;
unsigned int irq;
+ spinlock_t reg_lock;
/* pointer to bus specific struct */
/*Ensure that this pointer will always be aligned to sizeof pointer */