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drm/amdgpu: fix a reversed condition

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commit ccf9ef0b0d10434dec5046bcfc4e834a7b1830fd upstream.

This test was reversed so it would end up leading to vddnb value
can't be read via hwmon on APU.

Reviewed-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Rex Zhu 2018-07-25 11:51:46 +08:00 committed by Greg Kroah-Hartman
parent c8fe7d36e4
commit 7acffde7a9
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
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@ -1157,7 +1157,7 @@ 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 */