[PATCH v4 4/9] drm/mediatek: dp: Always set cable_plugged_in at resume for eDP panel

From: AngeloGioacchino Del Regno
Date: Thu Jul 06 2023 - 08:30:46 EST


eDP panels are not removable: at PM resume, the cable will obviously
still be plugged in.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@xxxxxxxxxxxxx>
Tested-by: Chen-Yu Tsai <wenst@xxxxxxxxxxxx>
---
drivers/gpu/drm/mediatek/mtk_dp.c | 3 +++
1 file changed, 3 insertions(+)

diff --git a/drivers/gpu/drm/mediatek/mtk_dp.c b/drivers/gpu/drm/mediatek/mtk_dp.c
index 5b35a2e23896..35f3549d258e 100644
--- a/drivers/gpu/drm/mediatek/mtk_dp.c
+++ b/drivers/gpu/drm/mediatek/mtk_dp.c
@@ -2606,6 +2606,9 @@ static int mtk_dp_resume(struct device *dev)
mtk_dp_hwirq_enable(mtk_dp, true);
mtk_dp_power_enable(mtk_dp);

+ if (mtk_dp->bridge.type == DRM_MODE_CONNECTOR_eDP)
+ mtk_dp->train_info.cable_plugged_in = true;
+
return 0;
}
#endif
--
2.40.1