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>
diff --git a/drivers/misc/mei/mei_dev.h b/drivers/misc/mei/mei_dev.h
index 80a9031..1aa4997 100644
--- a/drivers/misc/mei/mei_dev.h
+++ b/drivers/misc/mei/mei_dev.h
@@ -233,7 +233,7 @@
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 @@
{
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)