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
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
|
From 4f1d80b8061b86af39361b48df9be82aef437188 Mon Sep 17 00:00:00 2001
From: Alex Deucher <alexander.deucher@amd.com>
Date: Fri, 23 Aug 2013 11:05:24 -0400
Subject: [PATCH 35/60] drm/radeon: add vce dpm support for CI
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/radeon/ci_dpm.c | 50 ++++++++++++++++++++++++++++++++---------
1 file changed, 40 insertions(+), 10 deletions(-)
diff --git a/drivers/gpu/drm/radeon/ci_dpm.c b/drivers/gpu/drm/radeon/ci_dpm.c
index 56a517b..7fa91b4 100644
--- a/drivers/gpu/drm/radeon/ci_dpm.c
+++ b/drivers/gpu/drm/radeon/ci_dpm.c
@@ -717,6 +717,14 @@ static void ci_apply_state_adjust_rules(struct radeon_device *rdev,
u32 max_sclk_vddc, max_mclk_vddci, max_mclk_vddc;
int i;
+ if (rps->vce_active) {
+ rps->evclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].evclk;
+ rps->ecclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].ecclk;
+ } else {
+ rps->evclk = 0;
+ rps->ecclk = 0;
+ }
+
if ((rdev->pm.dpm.new_active_crtc_count > 1) ||
ci_dpm_vblank_too_short(rdev))
disable_mclk_switching = true;
@@ -775,6 +783,13 @@ static void ci_apply_state_adjust_rules(struct radeon_device *rdev,
sclk = ps->performance_levels[0].sclk;
}
+ if (rps->vce_active) {
+ if (sclk < rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].sclk)
+ sclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].sclk;
+ if (mclk < rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].mclk)
+ mclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].mclk;
+ }
+
ps->performance_levels[0].sclk = sclk;
ps->performance_levels[0].mclk = mclk;
@@ -3442,7 +3457,6 @@ static int ci_enable_uvd_dpm(struct radeon_device *rdev, bool enable)
0 : -EINVAL;
}
-#if 0
static int ci_enable_vce_dpm(struct radeon_device *rdev, bool enable)
{
struct ci_power_info *pi = ci_get_pi(rdev);
@@ -3475,6 +3489,7 @@ static int ci_enable_vce_dpm(struct radeon_device *rdev, bool enable)
0 : -EINVAL;
}
+#if 0
static int ci_enable_samu_dpm(struct radeon_device *rdev, bool enable)
{
struct ci_power_info *pi = ci_get_pi(rdev);
@@ -3561,7 +3576,6 @@ static int ci_update_uvd_dpm(struct radeon_device *rdev, bool gate)
return ci_enable_uvd_dpm(rdev, !gate);
}
-#if 0
static u8 ci_get_vce_boot_level(struct radeon_device *rdev)
{
u8 i;
@@ -3582,13 +3596,11 @@ static int ci_update_vce_dpm(struct radeon_device *rdev,
struct radeon_ps *radeon_current_state)
{
struct ci_power_info *pi = ci_get_pi(rdev);
- bool new_vce_clock_non_zero = (radeon_new_state->evclk != 0);
- bool old_vce_clock_non_zero = (radeon_current_state->evclk != 0);
int ret = 0;
u32 tmp;
- if (new_vce_clock_non_zero != old_vce_clock_non_zero) {
- if (new_vce_clock_non_zero) {
+ if (radeon_current_state->evclk != radeon_new_state->evclk) {
+ if (radeon_new_state->evclk) {
pi->smc_state_table.VceBootLevel = ci_get_vce_boot_level(rdev);
tmp = RREG32_SMC(DPM_TABLE_475);
@@ -3604,6 +3616,7 @@ static int ci_update_vce_dpm(struct radeon_device *rdev,
return ret;
}
+#if 0
static int ci_update_samu_dpm(struct radeon_device *rdev, bool gate)
{
return ci_enable_samu_dpm(rdev, gate);
@@ -4740,13 +4753,13 @@ int ci_dpm_set_power_state(struct radeon_device *rdev)
DRM_ERROR("ci_generate_dpm_level_enable_mask failed\n");
return ret;
}
-#if 0
+
ret = ci_update_vce_dpm(rdev, new_ps, old_ps);
if (ret) {
DRM_ERROR("ci_update_vce_dpm failed\n");
return ret;
}
-#endif
+
ret = ci_update_sclk_t(rdev);
if (ret) {
DRM_ERROR("ci_update_sclk_t failed\n");
@@ -4990,6 +5003,21 @@ static int ci_parse_power_table(struct radeon_device *rdev)
power_state_offset += 2 + power_state->v2.ucNumDPMLevels;
}
rdev->pm.dpm.num_ps = state_array->ucNumEntries;
+
+ /* fill in the vce power states */
+ for (i = 0; i < RADEON_MAX_VCE_LEVELS; i++) {
+ u32 sclk, mclk;
+ clock_array_index = rdev->pm.dpm.vce_states[i].clk_idx;
+ clock_info = (union pplib_clock_info *)
+ &clock_info_array->clockInfo[clock_array_index * clock_info_array->ucEntrySize];
+ sclk = le16_to_cpu(clock_info->ci.usEngineClockLow);
+ sclk |= clock_info->ci.ucEngineClockHigh << 16;
+ mclk = le16_to_cpu(clock_info->ci.usMemoryClockLow);
+ mclk |= clock_info->ci.ucMemoryClockHigh << 16;
+ rdev->pm.dpm.vce_states[i].sclk = sclk;
+ rdev->pm.dpm.vce_states[i].mclk = mclk;
+ }
+
return 0;
}
@@ -5075,12 +5103,14 @@ int ci_dpm_init(struct radeon_device *rdev)
ci_dpm_fini(rdev);
return ret;
}
- ret = ci_parse_power_table(rdev);
+
+ ret = r600_parse_extended_power_table(rdev);
if (ret) {
ci_dpm_fini(rdev);
return ret;
}
- ret = r600_parse_extended_power_table(rdev);
+
+ ret = ci_parse_power_table(rdev);
if (ret) {
ci_dpm_fini(rdev);
return ret;
--
1.9.1
|
