---

yaml
---
r: 220128
b: refs/heads/master
c: 54930e8
h: refs/heads/master
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: d11a5c6e683a76a1439b323194921c19e255ceac
+refs/heads/master: 54930e889238200d82d3a35cc12fae4b5f5c22f5

trunk/drivers/staging/westbridge/astoria/device/cyasdevice.c

@@ -48,6 +48,8 @@ typedef struct cyasdevice {
 		cy_as_device_handle			dev_handle;
 		/* Handle to the HAL */
 		cy_as_hal_device_tag			hal_tag;
+		spinlock_t	  common_lock;
+		unsigned long flags;
 } cyasdevice;
 
 /* global ptr to astoria device */
@@ -126,6 +128,20 @@ static void cy_misc_callback(cy_as_device_handle h,
 	}
 }
 
+void cy_as_acquire_common_lock()
+{
+	spin_lock_irqsave(&cy_as_device_controller->common_lock,
+		cy_as_device_controller->flags);
+}
+EXPORT_SYMBOL(cy_as_acquire_common_lock);
+
+void cy_as_release_common_lock()
+{
+	spin_unlock_irqrestore(&cy_as_device_controller->common_lock,
+		cy_as_device_controller->flags);
+}
+EXPORT_SYMBOL(cy_as_release_common_lock);
+
 /* reset astoria and reinit all regs */
  #define PNAND_REG_CFG_INIT_VAL 0x0000
 void  hal_reset(cy_as_hal_device_tag tag)
@@ -331,6 +347,8 @@ static int cyasdevice_initialize(void)
 		((ver_data.is_debug_mode) ? "debug" : "release"),
 		ver_data.major, ver_data.minor, ver_data.build, str);
 
+	spin_lock_init(&cy_as_dev->common_lock);
+
 	/* done now */
 	cy_as_device_controller = cy_as_dev;