drm/amdgpu: add cgs_interface for pg and cg

v3: check whether ip_blocks is enable
v2: add break in the for loop.

Signed-off-by: Rex zhu <rezhu@amd.com>

drivers/gpu/drm/amd/include/cgs_common.h

@@ -24,6 +24,7 @@
 #ifndef _CGS_COMMON_H
 #define _CGS_COMMON_H
 
+#include "amd_shared.h"
 
 /**
  * enum cgs_gpu_mem_type - GPU memory types
@@ -484,6 +485,13 @@ typedef int (*cgs_get_firmware_info)(void *cgs_device,
 				     enum cgs_ucode_id type,
 				     struct cgs_firmware_info *info);
 
+typedef int(*cgs_set_powergating_state)(void *cgs_device,
+				  enum amd_ip_block_type block_type,
+				  enum amd_powergating_state state);
+
+typedef int(*cgs_set_clockgating_state)(void *cgs_device,
+				  enum amd_ip_block_type block_type,
+				  enum amd_clockgating_state state);
 
 struct cgs_ops {
 	/* memory management calls (similar to KFD interface) */
@@ -522,6 +530,9 @@ struct cgs_ops {
 	cgs_set_camera_voltages_t set_camera_voltages;
 	/* Firmware Info */
 	cgs_get_firmware_info get_firmware_info;
+	/* cg pg interface*/
+	cgs_set_powergating_state set_powergating_state;
+	cgs_set_clockgating_state set_clockgating_state;
 	/* ACPI (TODO) */
 };
 
@@ -605,5 +616,9 @@ struct cgs_device
 	CGS_CALL(set_camera_voltages,dev,mask,voltages)
 #define cgs_get_firmware_info(dev, type, info)	\
 	CGS_CALL(get_firmware_info, dev, type, info)
+#define cgs_set_powergating_state(dev, block_type, state)	\
+	CGS_CALL(set_powergating_state, dev, block_type, state)
+#define cgs_set_clockgating_state(dev, block_type, state)	\
+	CGS_CALL(set_clockgating_state, dev, block_type, state)
 
 #endif /* _CGS_COMMON_H */