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drm/exynos: correct connector->dpms field before resuming

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During system suspend after connector switch off its dpms field
is set to connector previous dpms state. To properly resume dpms field
should be set to its actual state (off) before resuming to previous dpms state.

Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
This commit is contained in:
Andrzej Hajda 2014-10-10 14:31:56 +02:00 committed by Inki Dae
parent d6948b2fd8
commit 74cfe07a83
1 changed files with 6 additions and 2 deletions
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8
drivers/gpu/drm/exynos/exynos_drm_drv.c
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@ -194,8 +194,12 @@ static int exynos_drm_resume(struct drm_device *dev)
drm_modeset_lock_all(dev);
list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
if (connector->funcs->dpms)
connector->funcs->dpms(connector, connector->dpms);
if (connector->funcs->dpms) {
int dpms = connector->dpms;
connector->dpms = DRM_MODE_DPMS_OFF;
connector->funcs->dpms(connector, dpms);
}
}
drm_modeset_unlock_all(dev);