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From 8bc02ef241900ba1df89c5b031b1baedc5401e9a Mon Sep 17 00:00:00 2001
From: Evan Quan <evan.quan@amd.com>
Date: Tue, 14 May 2019 10:38:42 +0800
Subject: [PATCH 1960/2940] drm/amd/powerplay: support uclk activity retrieve
on sw smu routine
Support realtime uclk activity report.
Change-Id: I89cf7c95233060ee106e9fcef3b8e6707cd60466
Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/powerplay/smu_v11_0.c | 15 ++++++++++++++-
1 file changed, 14 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
index c139f5f75464..93ad3997becc 100644
--- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
+++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
@@ -1123,6 +1123,7 @@ static int smu_v11_0_get_metrics_table(struct smu_context *smu,
}
static int smu_v11_0_get_current_activity_percent(struct smu_context *smu,
+ enum amd_pp_sensors sensor,
uint32_t *value)
{
int ret = 0;
@@ -1135,7 +1136,17 @@ static int smu_v11_0_get_current_activity_percent(struct smu_context *smu,
if (ret)
return ret;
- *value = metrics.AverageGfxActivity;
+ switch (sensor) {
+ case AMDGPU_PP_SENSOR_GPU_LOAD:
+ *value = metrics.AverageGfxActivity;
+ break;
+ case AMDGPU_PP_SENSOR_MEM_LOAD:
+ *value = metrics.AverageUclkActivity;
+ break;
+ default:
+ pr_err("Invalid sensor for retrieving clock activity\n");
+ return -EINVAL;
+ }
return 0;
}
@@ -1210,7 +1221,9 @@ static int smu_v11_0_read_sensor(struct smu_context *smu,
int ret = 0;
switch (sensor) {
case AMDGPU_PP_SENSOR_GPU_LOAD:
+ case AMDGPU_PP_SENSOR_MEM_LOAD:
ret = smu_v11_0_get_current_activity_percent(smu,
+ sensor,
(uint32_t *)data);
*size = 4;
break;
--
2.17.1
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