1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
|
From b47834e8cdc08bac7a352af0fb857ae093857c4b Mon Sep 17 00:00:00 2001
From: Eryk Brol <eryk.brol@amd.com>
Date: Fri, 7 Sep 2018 13:24:28 -0400
Subject: [PATCH 5490/5725] drm/amd/display: Add function to fetch clock
requirements
Also add dram clock to clocks struct, for systems that uses them.
Signed-off-by: Eryk Brol <eryk.brol@amd.com>
Reviewed-by: Jun Lei <Jun.Lei@amd.com>
Acked-by: Leo Li <sunpeng.li@amd.com>
---
drivers/gpu/drm/amd/display/dc/core/dc.c | 13 +++++++++++++
drivers/gpu/drm/amd/display/dc/dc.h | 4 +++-
drivers/gpu/drm/amd/display/dc/dc_types.h | 12 ++++++++++++
3 files changed, 28 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c
index 2d1e774..fc77cbf 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc.c
@@ -1887,3 +1887,16 @@ void dc_link_remove_remote_sink(struct dc_link *link, struct dc_sink *sink)
}
}
}
+
+void get_clock_requirements_for_state(struct dc_state *state, struct AsicStateEx *info)
+{
+ info->displayClock = (unsigned int)state->bw.dcn.clk.dispclk_khz;
+ info->engineClock = (unsigned int)state->bw.dcn.clk.dcfclk_khz;
+ info->memoryClock = (unsigned int)state->bw.dcn.clk.dramclk_khz;
+ info->maxSupportedDppClock = (unsigned int)state->bw.dcn.clk.max_supported_dppclk_khz;
+ info->dppClock = (unsigned int)state->bw.dcn.clk.dppclk_khz;
+ info->socClock = (unsigned int)state->bw.dcn.clk.socclk_khz;
+ info->dcfClockDeepSleep = (unsigned int)state->bw.dcn.clk.dcfclk_deep_sleep_khz;
+ info->fClock = (unsigned int)state->bw.dcn.clk.fclk_khz;
+ info->phyClock = (unsigned int)state->bw.dcn.clk.phyclk_khz;
+}
\ No newline at end of file
diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h
index 748f484..7185cfa 100644
--- a/drivers/gpu/drm/amd/display/dc/dc.h
+++ b/drivers/gpu/drm/amd/display/dc/dc.h
@@ -44,7 +44,6 @@
#define MAX_STREAMS 6
#define MAX_SINKS_PER_LINK 4
-
/*******************************************************************************
* Display Core Interfaces
******************************************************************************/
@@ -208,6 +207,7 @@ struct dc_clocks {
int dcfclk_deep_sleep_khz;
int fclk_khz;
int phyclk_khz;
+ int dramclk_khz;
};
struct dc_debug_options {
@@ -613,6 +613,8 @@ struct dc_validation_set {
enum dc_status dc_validate_plane(struct dc *dc, const struct dc_plane_state *plane_state);
+void get_clock_requirements_for_state(struct dc_state *state, struct AsicStateEx *info);
+
enum dc_status dc_validate_global_state(
struct dc *dc,
struct dc_state *new_ctx);
diff --git a/drivers/gpu/drm/amd/display/dc/dc_types.h b/drivers/gpu/drm/amd/display/dc/dc_types.h
index 4fb6278..6e12d64 100644
--- a/drivers/gpu/drm/amd/display/dc/dc_types.h
+++ b/drivers/gpu/drm/amd/display/dc/dc_types.h
@@ -659,4 +659,16 @@ enum i2c_mot_mode {
I2C_MOT_FALSE
};
+struct AsicStateEx {
+ unsigned int memoryClock;
+ unsigned int displayClock;
+ unsigned int engineClock;
+ unsigned int maxSupportedDppClock;
+ unsigned int dppClock;
+ unsigned int socClock;
+ unsigned int dcfClockDeepSleep;
+ unsigned int fClock;
+ unsigned int phyClock;
+};
+
#endif /* DC_TYPES_H_ */
--
2.7.4
|