ASoC: Intel: avs: D0ix power state support

[linux-2.6-microblaze.git] / sound / soc / intel / avs / avs.h

diff --git a/sound/soc/intel/avs/avs.h b/sound/soc/intel/avs/avs.h
index 263ceb3..583f46d 100644 (file)
--- a/sound/soc/intel/avs/avs.h
+++ b/sound/soc/intel/avs/avs.h
@@ -22,6 +22,7 @@ struct avs_dev;
 struct avs_tplg;
 struct avs_tplg_library;
 struct avs_soc_component;
+struct avs_ipc_msg;
 
 /*
  * struct avs_dsp_ops - Platform-specific DSP operations
@@ -48,6 +49,8 @@ struct avs_dsp_ops {
        int (* const log_buffer_offset)(struct avs_dev *, u32);
        int (* const log_buffer_status)(struct avs_dev *, union avs_notify_msg *);
        int (* const coredump)(struct avs_dev *, union avs_notify_msg *);
+       bool (* const d0ix_toggle)(struct avs_dev *, struct avs_ipc_msg *, bool);
+       int (* const set_d0ix)(struct avs_dev *, bool);
 };
 
 #define avs_dsp_op(adev, op, ...) \
@@ -191,6 +194,9 @@ struct avs_ipc {
        struct completion busy_completion;
 
        struct work_struct recovery_work;
+       struct delayed_work d0ix_work;
+       atomic_t d0ix_disable_depth;
+       bool in_d0ix;
 };
 
 #define AVS_EIPC       EREMOTEIO
@@ -227,6 +233,11 @@ int avs_dsp_send_msg_timeout(struct avs_dev *adev,
                             struct avs_ipc_msg *reply, int timeout);
 int avs_dsp_send_msg(struct avs_dev *adev,
                     struct avs_ipc_msg *request, struct avs_ipc_msg *reply);
+/* Two variants below are for messages that control DSP power states. */
+int avs_dsp_send_pm_msg_timeout(struct avs_dev *adev, struct avs_ipc_msg *request,
+                               struct avs_ipc_msg *reply, int timeout, bool wake_d0i0);
+int avs_dsp_send_pm_msg(struct avs_dev *adev, struct avs_ipc_msg *request,
+                       struct avs_ipc_msg *reply, bool wake_d0i0);
 int avs_dsp_send_rom_msg_timeout(struct avs_dev *adev,
                                 struct avs_ipc_msg *request, int timeout);
 int avs_dsp_send_rom_msg(struct avs_dev *adev, struct avs_ipc_msg *request);
@@ -234,6 +245,9 @@ void avs_dsp_interrupt_control(struct avs_dev *adev, bool enable);
 int avs_ipc_init(struct avs_ipc *ipc, struct device *dev);
 void avs_ipc_block(struct avs_ipc *ipc);
 
+int avs_dsp_disable_d0ix(struct avs_dev *adev);
+int avs_dsp_enable_d0ix(struct avs_dev *adev);
+
 /* Firmware resources management */
 
 int avs_get_module_entry(struct avs_dev *adev, const guid_t *uuid, struct avs_module_entry *entry);