v1:
Returns different error codes based on the scenario to help the user app 
understand
the AMDGPU device status when an exception occurs.

v2:
change -NODEV to -EBUSY.

Signed-off-by: Yang Wang <[email protected]>
---
 drivers/gpu/drm/amd/pm/amdgpu_pm.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/pm/amdgpu_pm.c 
b/drivers/gpu/drm/amd/pm/amdgpu_pm.c
index 0906bff864cb..c2095fce694f 100644
--- a/drivers/gpu/drm/amd/pm/amdgpu_pm.c
+++ b/drivers/gpu/drm/amd/pm/amdgpu_pm.c
@@ -110,9 +110,10 @@ static int amdgpu_pm_dev_state_check(struct amdgpu_device 
*adev, bool runpm)
        bool runpm_check = runpm ? adev->in_runpm : false;
 
        if (amdgpu_in_reset(adev))
-               return -EPERM;
+               return -EBUSY;
+
        if (adev->in_suspend && !runpm_check)
-               return -EPERM;
+               return -EBUSY;
 
        return 0;
 }
-- 
2.34.1

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