This test was reversed so it would end up leading to vddnb value can't be read on APU. Signed-off-by: Rex Zhu <Rex.Zhu at amd.com> --- drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c index 15a1192..23fc1d3 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c @@ -1185,7 +1185,7 @@ static ssize_t amdgpu_hwmon_show_vddnb(struct device *dev, int r, size = sizeof(vddnb); /* only APUs have vddnb */ - if (adev->flags & AMD_IS_APU) + if (!(adev->flags & AMD_IS_APU)) return -EINVAL; /* Can't get voltage when the card is off */ -- 1.9.1