Den 10.11.2017 17.25, skrev Stefan Agner:
The resume helpers wait for a vblank to occurre hence IRQ need
to be enabled. This avoids a warning as follows during resume:
WARNING: CPU: 0 PID: 314 at drivers/gpu/drm/drm_atomic_helper.c:1249 drm_atomic_helper_wait_for_vblanks.part.1+0x284/0x288
[CRTC:28:crtc-0] vblank wait timed out
Signed-off-by: Stefan Agner <stefan@xxxxxxxx>
---
drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.c b/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.c
index 24f234902646..aeeaf0bcf646 100644
--- a/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.c
+++ b/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.c
@@ -225,9 +225,8 @@ static int fsl_dcu_drm_pm_resume(struct device *dev)
fsl_tcon_bypass_enable(fsl_dev->tcon);
fsl_dcu_drm_init_planes(fsl_dev->drm);
- drm_mode_config_helper_resume(fsl_dev->drm);
-
enable_irq(fsl_dev->irq);
+ drm_mode_config_helper_resume(fsl_dev->drm);
return 0;
}
Acked-by: Noralf Trønnes <noralf@xxxxxxxxxxx>
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