[PATCH 2/2] drm/amd/pm: update pcie dpm parameters before smu feature enablement

Kenneth Feng kenneth.feng at amd.com
Thu Jun 12 08:01:32 UTC 2025


update pcie dpm parameters before smu feature enablement

Signed-off-by: Kenneth Feng <kenneth.feng at amd.com>
---
 drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c | 40 +++++++++++------------
 1 file changed, 20 insertions(+), 20 deletions(-)

diff --git a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
index aedb209c75da..824fcc6dd32a 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
@@ -1687,26 +1687,6 @@ static int smu_smc_hw_setup(struct smu_context *smu)
 		}
 	}
 
-	ret = smu_system_features_control(smu, true);
-	if (ret) {
-		dev_err(adev->dev, "Failed to enable requested dpm features!\n");
-		return ret;
-	}
-
-	smu_init_xgmi_plpd_mode(smu);
-
-	ret = smu_feature_get_enabled_mask(smu, &features_supported);
-	if (ret) {
-		dev_err(adev->dev, "Failed to retrieve supported dpm features!\n");
-		return ret;
-	}
-	bitmap_copy(feature->supported,
-		    (unsigned long *)&features_supported,
-		    feature->feature_num);
-
-	if (!smu_is_dpm_running(smu))
-		dev_info(adev->dev, "dpm has been disabled\n");
-
 	/*
 	 * Set initialized values (get from vbios) to dpm tables context such as
 	 * gfxclk, memclk, dcefclk, and etc. And enable the DPM feature for each
@@ -1753,6 +1733,26 @@ static int smu_smc_hw_setup(struct smu_context *smu)
 		return ret;
 	}
 
+	ret = smu_system_features_control(smu, true);
+	if (ret) {
+		dev_err(adev->dev, "Failed to enable requested dpm features!\n");
+		return ret;
+	}
+
+	smu_init_xgmi_plpd_mode(smu);
+
+	ret = smu_feature_get_enabled_mask(smu, &features_supported);
+	if (ret) {
+		dev_err(adev->dev, "Failed to retrieve supported dpm features!\n");
+		return ret;
+	}
+	bitmap_copy(feature->supported,
+		    (unsigned long *)&features_supported,
+		    feature->feature_num);
+
+	if (!smu_is_dpm_running(smu))
+		dev_info(adev->dev, "dpm has been disabled\n");
+
 	ret = smu_get_thermal_temperature_range(smu);
 	if (ret) {
 		dev_err(adev->dev, "Failed to get thermal temperature ranges!\n");
-- 
2.34.1



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