linux-kernel - [PATCH v2 4/8] drm/mediatek: dp: Always set cable_plugged

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Date:   Thu, 30 Mar 2023 16:20:31 +0200
From:   AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>
To:     chunkuang.hu@...nel.org
Cc:     p.zabel@...gutronix.de, airlied@...il.com, daniel@...ll.ch,
        matthias.bgg@...il.com, angelogioacchino.delregno@...labora.com,
        dri-devel@...ts.freedesktop.org,
        linux-mediatek@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, kernel@...labora.com,
        wenst@...omium.org
Subject: [PATCH v2 4/8] drm/mediatek: dp: Always set cable_plugged_in at resume for eDP panel

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

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
---
 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 c82dd1f0675d..ac21eca0e20e 100644
--- a/drivers/gpu/drm/mediatek/mtk_dp.c
+++ b/drivers/gpu/drm/mediatek/mtk_dp.c
@@ -2607,6 +2607,9 @@ 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
-- 
2.40.0