1*b843c749SSergey Zigachev /*
2*b843c749SSergey Zigachev * Copyright 2015 Advanced Micro Devices, Inc.
3*b843c749SSergey Zigachev *
4*b843c749SSergey Zigachev * Permission is hereby granted, free of charge, to any person obtaining a
5*b843c749SSergey Zigachev * copy of this software and associated documentation files (the "Software"),
6*b843c749SSergey Zigachev * to deal in the Software without restriction, including without limitation
7*b843c749SSergey Zigachev * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8*b843c749SSergey Zigachev * and/or sell copies of the Software, and to permit persons to whom the
9*b843c749SSergey Zigachev * Software is furnished to do so, subject to the following conditions:
10*b843c749SSergey Zigachev *
11*b843c749SSergey Zigachev * The above copyright notice and this permission notice shall be included in
12*b843c749SSergey Zigachev * all copies or substantial portions of the Software.
13*b843c749SSergey Zigachev *
14*b843c749SSergey Zigachev * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15*b843c749SSergey Zigachev * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16*b843c749SSergey Zigachev * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17*b843c749SSergey Zigachev * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18*b843c749SSergey Zigachev * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19*b843c749SSergey Zigachev * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20*b843c749SSergey Zigachev * OTHER DEALINGS IN THE SOFTWARE.
21*b843c749SSergey Zigachev *
22*b843c749SSergey Zigachev * Authors: AMD
23*b843c749SSergey Zigachev *
24*b843c749SSergey Zigachev */
25*b843c749SSergey Zigachev
26*b843c749SSergey Zigachev #include <linux/string.h>
27*b843c749SSergey Zigachev #include <linux/acpi.h>
28*b843c749SSergey Zigachev
29*b843c749SSergey Zigachev #include <drm/drmP.h>
30*b843c749SSergey Zigachev #include <drm/drm_crtc_helper.h>
31*b843c749SSergey Zigachev #include <drm/amdgpu_drm.h>
32*b843c749SSergey Zigachev #include "dm_services.h"
33*b843c749SSergey Zigachev #include "amdgpu.h"
34*b843c749SSergey Zigachev #include "amdgpu_dm.h"
35*b843c749SSergey Zigachev #include "amdgpu_dm_irq.h"
36*b843c749SSergey Zigachev #include "amdgpu_pm.h"
37*b843c749SSergey Zigachev
38*b843c749SSergey Zigachev
39*b843c749SSergey Zigachev
dm_get_elapse_time_in_ns(struct dc_context * ctx,unsigned long long current_time_stamp,unsigned long long last_time_stamp)40*b843c749SSergey Zigachev unsigned long long dm_get_elapse_time_in_ns(struct dc_context *ctx,
41*b843c749SSergey Zigachev unsigned long long current_time_stamp,
42*b843c749SSergey Zigachev unsigned long long last_time_stamp)
43*b843c749SSergey Zigachev {
44*b843c749SSergey Zigachev return current_time_stamp - last_time_stamp;
45*b843c749SSergey Zigachev }
46*b843c749SSergey Zigachev
dm_perf_trace_timestamp(const char * func_name,unsigned int line)47*b843c749SSergey Zigachev void dm_perf_trace_timestamp(const char *func_name, unsigned int line)
48*b843c749SSergey Zigachev {
49*b843c749SSergey Zigachev }
50*b843c749SSergey Zigachev
dm_write_persistent_data(struct dc_context * ctx,const struct dc_sink * sink,const char * module_name,const char * key_name,void * params,unsigned int size,struct persistent_data_flag * flag)51*b843c749SSergey Zigachev bool dm_write_persistent_data(struct dc_context *ctx,
52*b843c749SSergey Zigachev const struct dc_sink *sink,
53*b843c749SSergey Zigachev const char *module_name,
54*b843c749SSergey Zigachev const char *key_name,
55*b843c749SSergey Zigachev void *params,
56*b843c749SSergey Zigachev unsigned int size,
57*b843c749SSergey Zigachev struct persistent_data_flag *flag)
58*b843c749SSergey Zigachev {
59*b843c749SSergey Zigachev /*TODO implement*/
60*b843c749SSergey Zigachev return false;
61*b843c749SSergey Zigachev }
62*b843c749SSergey Zigachev
dm_read_persistent_data(struct dc_context * ctx,const struct dc_sink * sink,const char * module_name,const char * key_name,void * params,unsigned int size,struct persistent_data_flag * flag)63*b843c749SSergey Zigachev bool dm_read_persistent_data(struct dc_context *ctx,
64*b843c749SSergey Zigachev const struct dc_sink *sink,
65*b843c749SSergey Zigachev const char *module_name,
66*b843c749SSergey Zigachev const char *key_name,
67*b843c749SSergey Zigachev void *params,
68*b843c749SSergey Zigachev unsigned int size,
69*b843c749SSergey Zigachev struct persistent_data_flag *flag)
70*b843c749SSergey Zigachev {
71*b843c749SSergey Zigachev /*TODO implement*/
72*b843c749SSergey Zigachev return false;
73*b843c749SSergey Zigachev }
74*b843c749SSergey Zigachev
75*b843c749SSergey Zigachev /**** power component interfaces ****/
76*b843c749SSergey Zigachev
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