4.2.8-ckt5 -stable review patch. If anyone has any objections, please let me know.
---8<------------------------------------------------------------
From: Flora Cui <Flora.Cui@xxxxxxx>
commit ca19852884c8937eed89560f924f5a34cfcc22af upstream.
No need to re-init asic if it's already been initialized.
Skip IB tests since kernel processes are frozen in thaw.
Signed-off-by: Flora Cui <Flora.Cui@xxxxxxx>
Reviewed-by: Alex Deucher <alexander.deucher@xxxxxxx>
[ kamal: backport to 4.2-stable: context ]
Signed-off-by: Kamal Mostafa <kamal@xxxxxxxxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 13 +++++++++----
1 file changed, 9 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index e12f490..dd9ffce 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -1735,13 +1735,18 @@ int amdgpu_resume_kms(struct drm_device *dev, bool resume, bool fbcon)
}
/* post card */
- amdgpu_atom_asic_init(adev->mode_info.atom_context);
+ if (!amdgpu_card_posted(adev))
+ amdgpu_atom_asic_init(adev->mode_info.atom_context);
r = amdgpu_resume(adev);
-
- r = amdgpu_ib_ring_tests(adev);
if (r)
- DRM_ERROR("ib ring test failed (%d).\n", r);
+ DRM_ERROR("amdgpu_resume failed (%d).\n", r);
+
+ if (resume) {
+ r = amdgpu_ib_ring_tests(adev);
+ if (r)
+ DRM_ERROR("ib ring test failed (%d).\n", r);
+ }
r = amdgpu_late_init(adev);
if (r)
--
2.7.0
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