From 631807f091aeb8a3c9f5c7271753a1b257446c7e Mon Sep 17 00:00:00 2001
From: Evan Quan <evan.quan@amd.com>
Date: Fri, 19 Jul 2019 17:18:34 +0800
Subject: drm/amd/powerplay: support real-time clock retrieval on arcturus
Git-commit: 631807f091aeb8a3c9f5c7271753a1b257446c7e
Patch-mainline: v5.4-rc1
References: bsc#1152489
Enable arcturus real-time clock retrieval.
Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Kevin Wang <kevin1.wang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Thomas Zimmermann <tzimmermann@suse.de>
---
drivers/gpu/drm/amd/powerplay/arcturus_ppt.c | 24 ++++++++++++++++++++
1 file changed, 24 insertions(+)
diff --git a/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c b/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c
index 1dbb917fb916..3a702110d9bc 100644
--- a/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c
+++ b/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c
@@ -994,6 +994,29 @@ static int arcturus_read_sensor(struct smu_context *smu,
return ret;
}
+static int arcturus_get_current_clk_freq_by_table(struct smu_context *smu,
+ enum smu_clk_type clk_type,
+ uint32_t *value)
+{
+ static SmuMetrics_t metrics;
+ int ret = 0, clk_id = 0;
+
+ if (!value)
+ return -EINVAL;
+
+ clk_id = smu_clk_get_index(smu, clk_type);
+ if (clk_id < 0)
+ return -EINVAL;
+
+ ret = arcturus_get_metrics_table(smu, &metrics);
+ if (ret)
+ return ret;
+
+ *value = metrics.CurrClock[clk_id];
+
+ return ret;
+}
+
static void arcturus_dump_pptable(struct smu_context *smu)
{
struct smu_table_context *table_context = &smu->smu_table;
@@ -1448,6 +1471,7 @@ static const struct pptable_funcs arcturus_ppt_funcs = {
.set_default_dpm_table = arcturus_set_default_dpm_table,
.populate_umd_state_clk = arcturus_populate_umd_state_clk,
.get_thermal_temperature_range = arcturus_get_thermal_temperature_range,
+ .get_current_clk_freq_by_table = arcturus_get_current_clk_freq_by_table,
.print_clk_levels = arcturus_print_clk_levels,
.force_clk_levels = arcturus_force_clk_levels,
.read_sensor = arcturus_read_sensor,
--
2.28.0