ath10k: decouple suspend code

[cascardo/linux.git] / drivers / net / wireless / ath / ath10k / hif.h

diff --git a/drivers/net/wireless/ath/ath10k/hif.h b/drivers/net/wireless/ath/ath10k/hif.h
index 73a24d4..dcdea68 100644 (file)
--- a/drivers/net/wireless/ath/ath10k/hif.h
+++ b/drivers/net/wireless/ath/ath10k/hif.h
@@ -46,8 +46,11 @@ struct ath10k_hif_ops {
                                void *request, u32 request_len,
                                void *response, u32 *response_len);
 
+       /* Post BMI phase, after FW is loaded. Starts regular operation */
        int (*start)(struct ath10k *ar);
 
+       /* Clean up what start() did. This does not revert to BMI phase. If
+        * desired so, call power_down() and power_up() */
        void (*stop)(struct ath10k *ar);
 
        int (*map_service_to_pipe)(struct ath10k *ar, u16 service_id,
@@ -66,10 +69,20 @@ struct ath10k_hif_ops {
         */
        void (*send_complete_check)(struct ath10k *ar, u8 pipe_id, int force);
 
-       void (*init)(struct ath10k *ar,
-                    struct ath10k_hif_cb *callbacks);
+       void (*set_callbacks)(struct ath10k *ar,
+                             struct ath10k_hif_cb *callbacks);
 
        u16 (*get_free_queue_number)(struct ath10k *ar, u8 pipe_id);
+
+       /* Power up the device and enter BMI transfer mode for FW download */
+       int (*power_up)(struct ath10k *ar);
+
+       /* Power down the device and free up resources. stop() must be called
+        * before this if start() was called earlier */
+       void (*power_down)(struct ath10k *ar);
+
+       int (*suspend)(struct ath10k *ar);
+       int (*resume)(struct ath10k *ar);
 };
 
 
@@ -122,10 +135,10 @@ static inline void ath10k_hif_send_complete_check(struct ath10k *ar,
        ar->hif.ops->send_complete_check(ar, pipe_id, force);
 }
 
-static inline void ath10k_hif_init(struct ath10k *ar,
-                                  struct ath10k_hif_cb *callbacks)
+static inline void ath10k_hif_set_callbacks(struct ath10k *ar,
+                                           struct ath10k_hif_cb *callbacks)
 {
-       ar->hif.ops->init(ar, callbacks);
+       ar->hif.ops->set_callbacks(ar, callbacks);
 }
 
 static inline u16 ath10k_hif_get_free_queue_number(struct ath10k *ar,
@@ -134,4 +147,30 @@ static inline u16 ath10k_hif_get_free_queue_number(struct ath10k *ar,
        return ar->hif.ops->get_free_queue_number(ar, pipe_id);
 }
 
+static inline int ath10k_hif_power_up(struct ath10k *ar)
+{
+       return ar->hif.ops->power_up(ar);
+}
+
+static inline void ath10k_hif_power_down(struct ath10k *ar)
+{
+       ar->hif.ops->power_down(ar);
+}
+
+static inline int ath10k_hif_suspend(struct ath10k *ar)
+{
+       if (!ar->hif.ops->suspend)
+               return -EOPNOTSUPP;
+
+       return ar->hif.ops->suspend(ar);
+}
+
+static inline int ath10k_hif_resume(struct ath10k *ar)
+{
+       if (!ar->hif.ops->resume)
+               return -EOPNOTSUPP;
+
+       return ar->hif.ops->resume(ar);
+}
+
 #endif /* _HIF_H_ */