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From 6c852528bd34eae2ef668fa768b019e95a62d87d Mon Sep 17 00:00:00 2001
From: Alex Deucher <alexander.deucher@amd.com>
Date: Wed, 3 Jul 2019 21:39:10 -0500
Subject: [PATCH 2845/2940] drm/amdgpu/navi10: add uclk activity sensor
Query the metrics table for the current uclk activity.
Reviewed-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/powerplay/navi10_ppt.c | 16 ++++++++++++++--
1 file changed, 14 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
index 684f5cb9b8eb..5ee6508f1d13 100644
--- a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
+++ b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
@@ -879,6 +879,7 @@ static int navi10_get_gpu_power(struct smu_context *smu, uint32_t *value)
}
static int navi10_get_current_activity_percent(struct smu_context *smu,
+ enum amd_pp_sensors sensor,
uint32_t *value)
{
int ret = 0;
@@ -894,7 +895,17 @@ static int navi10_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;
}
@@ -1307,8 +1318,9 @@ static int navi10_read_sensor(struct smu_context *smu,
*(uint32_t *)data = pptable->FanMaximumRpm;
*size = 4;
break;
+ case AMDGPU_PP_SENSOR_MEM_LOAD:
case AMDGPU_PP_SENSOR_GPU_LOAD:
- ret = navi10_get_current_activity_percent(smu, (uint32_t *)data);
+ ret = navi10_get_current_activity_percent(smu, sensor, (uint32_t *)data);
*size = 4;
break;
case AMDGPU_PP_SENSOR_GPU_POWER:
--
2.17.1
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