mei: condition PGI support on HW and HBM version

[firefly-linux-kernel-4.4.55.git] / drivers / misc / mei / mei_dev.h

diff --git a/drivers/misc/mei/mei_dev.h b/drivers/misc/mei/mei_dev.h
index 4d4c041a7e4fa04ed551916150d1521e3f3f929b..ca7581ce072263e4127179db61f68e5f406f01b2 100644 (file)
--- a/drivers/misc/mei/mei_dev.h
+++ b/drivers/misc/mei/mei_dev.h
@@ -220,6 +220,8 @@ struct mei_cl {
  * @hw_start         - start hw after reset
  * @hw_config        - configure hw
 
+ * @pg_is_enabled    - is power gating enabled
+
  * @intr_clear       - clear pending interrupts
  * @intr_enable      - enable interrupts
  * @intr_disable     - disable interrupts
@@ -244,6 +246,8 @@ struct mei_hw_ops {
        int (*hw_start)(struct mei_device *dev);
        void (*hw_config)(struct mei_device *dev);
 
+       bool (*pg_is_enabled)(struct mei_device *dev);
+
        void (*intr_clear)(struct mei_device *dev);
        void (*intr_enable)(struct mei_device *dev);
        void (*intr_disable)(struct mei_device *dev);
@@ -558,6 +562,12 @@ static inline void mei_hw_config(struct mei_device *dev)
 {
        dev->ops->hw_config(dev);
 }
+
+static inline bool mei_pg_is_enabled(struct mei_device *dev)
+{
+       return dev->ops->pg_is_enabled(dev);
+}
+
 static inline int mei_hw_reset(struct mei_device *dev, bool enable)
 {
        return dev->ops->hw_reset(dev, enable);