Doing S3 stress test, sometimes, driver can not get console lock. So use
console_trylock() to instead it.
Change-Id: I50177f3d7dbb923cb4f602a11ea51c397b12b3e6
Signed-off-by: JimQu <jim...@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index 087e520..bd5387d 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -1889,9 +1889,6 @@ int amdgpu_resume_kms(struct drm_device *dev, bool
resume, bool fbcon)
if (dev->switch_power_state == DRM_SWITCH_POWER_OFF)
return 0;
- if (fbcon) {
- console_lock();
- }
if (resume) {
pci_set_power_state(dev->pdev, PCI_D0);
pci_restore_state(dev->pdev);
@@ -1989,6 +1986,8 @@ int amdgpu_resume_kms(struct drm_device *dev, bool
resume, bool fbcon)
#endif
if (fbcon) {
+ if (!console_trylock())
+ return 0;
amdgpu_fbdev_set_suspend(adev, 0);
console_unlock();
}
--
1.9.1
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