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From: AngeloGioacchino Del Regno  <angelogioacchino.delregno@collabora.com>
To: chunkuang.hu@kernel.org
Cc: p.zabel@pengutronix.de, airlied@gmail.com, daniel@ffwll.ch,
	matthias.bgg@gmail.com, angelogioacchino.delregno@collabora.com,
	dri-devel@lists.freedesktop.org,
	linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org, kernel@collabora.com,
	wenst@chromium.org
Subject: [PATCH v2 3/8] drm/mediatek: dp: Always return connected status for eDP in .detect()
Date: Thu, 30 Mar 2023 16:20:30 +0200	[thread overview]
Message-ID: <20230330142035.191399-4-angelogioacchino.delregno@collabora.com> (raw)
In-Reply-To: <20230330142035.191399-1-angelogioacchino.delregno@collabora.com>

If this is an eDP panel it's not removable, hence it's always connected:
as a shortcut, always return connector_status_connected in the .detect()
callback for eDP connector, avoiding a poweron, a check for sink count
and a poweroff.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.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 76ea94167531..c82dd1f0675d 100644
--- a/drivers/gpu/drm/mediatek/mtk_dp.c
+++ b/drivers/gpu/drm/mediatek/mtk_dp.c
@@ -1957,6 +1957,9 @@ static enum drm_connector_status mtk_dp_bdg_detect(struct drm_bridge *bridge)
 	bool enabled = mtk_dp->enabled;
 	u8 sink_count = 0;
 
+	if (mtk_dp->bridge.type == DRM_MODE_CONNECTOR_eDP)
+		return connector_status_connected;
+
 	if (!mtk_dp->train_info.cable_plugged_in)
 		return ret;
 
-- 
2.40.0


WARNING: multiple messages have this Message-ID (diff)
From: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
To: chunkuang.hu@kernel.org
Cc: linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org,
	linux-mediatek@lists.infradead.org, wenst@chromium.org,
	matthias.bgg@gmail.com, kernel@collabora.com,
	linux-arm-kernel@lists.infradead.org,
	angelogioacchino.delregno@collabora.com
Subject: [PATCH v2 3/8] drm/mediatek: dp: Always return connected status for eDP in .detect()
Date: Thu, 30 Mar 2023 16:20:30 +0200	[thread overview]
Message-ID: <20230330142035.191399-4-angelogioacchino.delregno@collabora.com> (raw)
In-Reply-To: <20230330142035.191399-1-angelogioacchino.delregno@collabora.com>

If this is an eDP panel it's not removable, hence it's always connected:
as a shortcut, always return connector_status_connected in the .detect()
callback for eDP connector, avoiding a poweron, a check for sink count
and a poweroff.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.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 76ea94167531..c82dd1f0675d 100644
--- a/drivers/gpu/drm/mediatek/mtk_dp.c
+++ b/drivers/gpu/drm/mediatek/mtk_dp.c
@@ -1957,6 +1957,9 @@ static enum drm_connector_status mtk_dp_bdg_detect(struct drm_bridge *bridge)
 	bool enabled = mtk_dp->enabled;
 	u8 sink_count = 0;
 
+	if (mtk_dp->bridge.type == DRM_MODE_CONNECTOR_eDP)
+		return connector_status_connected;
+
 	if (!mtk_dp->train_info.cable_plugged_in)
 		return ret;
 
-- 
2.40.0


WARNING: multiple messages have this Message-ID (diff)
From: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
To: chunkuang.hu@kernel.org
Cc: p.zabel@pengutronix.de, airlied@gmail.com, daniel@ffwll.ch,
	matthias.bgg@gmail.com, angelogioacchino.delregno@collabora.com,
	dri-devel@lists.freedesktop.org,
	linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org, kernel@collabora.com,
	wenst@chromium.org
Subject: [PATCH v2 3/8] drm/mediatek: dp: Always return connected status for eDP in .detect()
Date: Thu, 30 Mar 2023 16:20:30 +0200	[thread overview]
Message-ID: <20230330142035.191399-4-angelogioacchino.delregno@collabora.com> (raw)
In-Reply-To: <20230330142035.191399-1-angelogioacchino.delregno@collabora.com>

If this is an eDP panel it's not removable, hence it's always connected:
as a shortcut, always return connector_status_connected in the .detect()
callback for eDP connector, avoiding a poweron, a check for sink count
and a poweroff.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.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 76ea94167531..c82dd1f0675d 100644
--- a/drivers/gpu/drm/mediatek/mtk_dp.c
+++ b/drivers/gpu/drm/mediatek/mtk_dp.c
@@ -1957,6 +1957,9 @@ static enum drm_connector_status mtk_dp_bdg_detect(struct drm_bridge *bridge)
 	bool enabled = mtk_dp->enabled;
 	u8 sink_count = 0;
 
+	if (mtk_dp->bridge.type == DRM_MODE_CONNECTOR_eDP)
+		return connector_status_connected;
+
 	if (!mtk_dp->train_info.cable_plugged_in)
 		return ret;
 
-- 
2.40.0


_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

  parent reply	other threads:[~2023-03-30 14:20 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-03-30 14:20 [PATCH v2 0/8] MediaTek DisplayPort: support eDP and aux-bus AngeloGioacchino Del Regno
2023-03-30 14:20 ` AngeloGioacchino Del Regno
2023-03-30 14:20 ` AngeloGioacchino Del Regno
2023-03-30 14:20 ` [PATCH v2 1/8] drm/mediatek: dp: Cache EDID for eDP panel AngeloGioacchino Del Regno
2023-03-30 14:20   ` AngeloGioacchino Del Regno
2023-03-30 14:20   ` AngeloGioacchino Del Regno
2023-03-30 14:20 ` [PATCH v2 2/8] drm/mediatek: dp: Move AUX and panel poweron/off sequence to function AngeloGioacchino Del Regno
2023-03-30 14:20   ` AngeloGioacchino Del Regno
2023-03-30 14:20   ` AngeloGioacchino Del Regno
2023-03-30 14:20 ` AngeloGioacchino Del Regno [this message]
2023-03-30 14:20   ` [PATCH v2 3/8] drm/mediatek: dp: Always return connected status for eDP in .detect() AngeloGioacchino Del Regno
2023-03-30 14:20   ` AngeloGioacchino Del Regno
2023-03-30 14:20 ` [PATCH v2 4/8] drm/mediatek: dp: Always set cable_plugged_in at resume for eDP panel AngeloGioacchino Del Regno
2023-03-30 14:20   ` AngeloGioacchino Del Regno
2023-03-30 14:20   ` AngeloGioacchino Del Regno
2023-03-30 14:20 ` [PATCH v2 5/8] drm/mediatek: dp: Change logging to dev for mtk_dp_aux_transfer() AngeloGioacchino Del Regno
2023-03-30 14:20   ` AngeloGioacchino Del Regno
2023-03-30 14:20   ` AngeloGioacchino Del Regno
2023-03-30 14:20 ` [PATCH v2 6/8] drm/mediatek: dp: Enable event interrupt only when bridge attached AngeloGioacchino Del Regno
2023-03-30 14:20   ` AngeloGioacchino Del Regno
2023-03-30 14:20   ` AngeloGioacchino Del Regno
2023-03-30 14:20 ` [PATCH v2 7/8] drm/mediatek: dp: Use devm variant of drm_bridge_add() AngeloGioacchino Del Regno
2023-03-30 14:20   ` AngeloGioacchino Del Regno
2023-03-30 14:20   ` AngeloGioacchino Del Regno
2023-03-30 14:20 ` [PATCH v2 8/8] drm/mediatek: dp: Add support for embedded DisplayPort aux-bus AngeloGioacchino Del Regno
2023-03-30 14:20   ` AngeloGioacchino Del Regno
2023-03-30 14:20   ` AngeloGioacchino Del Regno

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