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From 5bd27b91300f15dfb1a4d133e1f7843bf0ee1b77 Mon Sep 17 00:00:00 2001
From: Kevin Wang <kevin1.wang@amd.com>
Date: Tue, 23 Apr 2019 11:10:30 +0800
Subject: [PATCH 2355/2940] drm/amd/powerplay: add function
get_current_activity_percent for navi10
add callback function get_current_activity_percent for navi10 asic
Signed-off-by: Kevin Wang <kevin1.wang@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/powerplay/navi10_ppt.c | 20 ++++++++++++++++++++
1 file changed, 20 insertions(+)
diff --git a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
index e21a1eaee8b9..711da04c30a8 100644
--- a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
+++ b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
@@ -767,6 +767,25 @@ static int navi10_get_gpu_power(struct smu_context *smu, uint32_t *value)
return 0;
}
+static int navi10_get_current_activity_percent(struct smu_context *smu,
+ uint32_t *value)
+{
+ int ret = 0;
+ SmuMetrics_t metrics;
+
+ if (!value)
+ return -EINVAL;
+
+ ret = smu_update_table(smu, SMU_TABLE_SMU_METRICS,
+ (void *)&metrics, false);
+ if (ret)
+ return ret;
+
+ *value = metrics.AverageGfxActivity;
+
+ return 0;
+}
+
static const struct pptable_funcs navi10_ppt_funcs = {
.tables_init = navi10_tables_init,
.alloc_dpm_context = navi10_allocate_dpm_context,
@@ -791,6 +810,7 @@ static const struct pptable_funcs navi10_ppt_funcs = {
.force_dpm_limit_value = navi10_force_dpm_limit_value,
.unforce_dpm_levels = navi10_unforce_dpm_levels,
.get_gpu_power = navi10_get_gpu_power,
+ .get_current_activity_percent = navi10_get_current_activity_percent,
};
void navi10_set_ppt_funcs(struct smu_context *smu)
--
2.17.1
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