mei: check if the hardware reset succeeded

The hw may have multiple steps for resetting
so we need to check if it has really succeeded.

Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 files changed, 3 insertions, 3 deletions

diff --git a/drivers/misc/mei/mei_dev.h b/drivers/misc/mei/mei_dev.h
index 80a90319fc29..1aa499782abe 100644
--- a/drivers/misc/mei/mei_dev.h
+++ b/drivers/misc/mei/mei_dev.h
@@ -233,7 +233,7 @@ struct mei_hw_ops {
         bool (*host_is_ready) (struct mei_device *dev);
 
         bool (*hw_is_ready) (struct mei_device *dev);
-        void (*hw_reset) (struct mei_device *dev, bool enable);
+        int (*hw_reset) (struct mei_device *dev, bool enable);
         int  (*hw_start) (struct mei_device *dev);
         void (*hw_config) (struct mei_device *dev);
 
@@ -539,9 +539,9 @@ static inline void mei_hw_config(struct mei_device *dev)
 {
         dev->ops->hw_config(dev);
 }
-static inline void mei_hw_reset(struct mei_device *dev, bool enable)
+static inline int mei_hw_reset(struct mei_device *dev, bool enable)
 {
-        dev->ops->hw_reset(dev, enable);
+        return dev->ops->hw_reset(dev, enable);
 }
 
 static inline void mei_hw_start(struct mei_device *dev)