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drm/mediatek: set vblank_disable_allowed to true

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MTK DRM driver didn't set the vblank_disable_allowed to
true, it cause that the irq_handler is called every
16.6 ms (every vblank) when the display didn't be updated.

Signed-off-by: Bibby Hsieh <bibby.hsieh@mediatek.com>
Acked-by: CK Hu <ck.hu@mediatek.com>
This commit is contained in:
Bibby Hsieh 2016-09-29 11:29:48 +08:00 committed by CK Hu
parent 83ba62bc70
commit f752fff611
1 changed files with 1 additions and 0 deletions
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1
drivers/gpu/drm/mediatek/mtk_drm_drv.c
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@ -217,6 +217,7 @@ static int mtk_drm_kms_init(struct drm_device *drm)
if (ret < 0)
goto err_component_unbind;
drm->vblank_disable_allowed = true;
drm_kms_helper_poll_init(drm);
drm_mode_config_reset(drm);