drm/amdgpu: print smc feature mask in debugfs amdgpu_pm_info

Print the enabled smc feature mask in amdgpu_pm_info for debugging.
Reviewed-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c

@@ -1976,6 +1976,7 @@ void amdgpu_pm_compute_clocks(struct amdgpu_device *adev)
 static int amdgpu_debugfs_pm_info_pp(struct seq_file *m, struct amdgpu_device *adev)
 {
 	uint32_t value;
+	uint64_t value64;
 	uint32_t query = 0;
 	int size;
 
@@ -2014,6 +2015,10 @@ static int amdgpu_debugfs_pm_info_pp(struct seq_file *m, struct amdgpu_device *a
 		seq_printf(m, "GPU Load: %u %%\n", value);
 	seq_printf(m, "\n");
 
+	/* SMC feature mask */
+	if (!amdgpu_dpm_read_sensor(adev, AMDGPU_PP_SENSOR_ENABLED_SMC_FEATURES_MASK, (void *)&value64, &size))
+		seq_printf(m, "SMC Feature Mask: 0x%016llx\n", value64);
+
 	/* UVD clocks */
 	if (!amdgpu_dpm_read_sensor(adev, AMDGPU_PP_SENSOR_UVD_POWER, (void *)&value, &size)) {
 		if (!value) {