drm/amd/pm: refine amdgpu pm sysfs node error code

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[ Upstream commit cf32515a70 ]

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 <kevinyang.wang@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

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Yang Wang 2025-09-03 14:29:12 +08:00 • committed by Greg Kroah-Hartman

parent 8e909b4f0a

commit 39d6ad4cdb

1 changed files with 3 additions and 2 deletions

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

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