Commit 17881ea4 authored by Bo-Chen Chen's avatar Bo-Chen Chen Committed by Dmitry Osipenko
Browse files

drm/mediatek: dp: Add multiple bridge types support 



The bridge types of eDP and DP are different. We add device data to
this driver and add bridge_type to the device data to define them.

Signed-off-by: default avatarBo-Chen Chen <rex-bc.chen@mediatek.com>
Reviewed-by: default avatarCK Hu <ck.hu@mediatek.com>
Tested-by: default avatarAngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Reviewed-by: default avatarAngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Signed-off-by: default avatarDmitry Osipenko <dmitry.osipenko@collabora.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220901044149.16782-5-rex-bc.chen@mediatek.com
parent f70ac097

drivers/gpu/drm/mediatek/mtk_dp.c

+14 −2
Original line number Diff line number Diff line
@@ -101,6 +101,7 @@ struct mtk_dp { 
	struct drm_device *drm_dev;

	struct drm_dp_aux aux;



	const struct mtk_dp_data *data;

	struct mtk_dp_info info;

	struct mtk_dp_train_info train_info;
@@ -109,6 +110,9 @@ struct mtk_dp { 
	struct regmap *regs;

};



struct mtk_dp_data {

	int bridge_type;

};

static const struct mtk_dp_efuse_fmt mtk_dp_efuse_data[MTK_DP_CAL_MAX] = {

	[MTK_DP_CAL_GLB_BIAS_TRIM] = {

		.idx = 3,
@@ -1871,6 +1875,7 @@ static int mtk_dp_probe(struct platform_device *pdev) 
		return -ENOMEM;



	mtk_dp->dev = dev;

	mtk_dp->data = (struct mtk_dp_data *)of_device_get_match_data(dev);



	irq_num = platform_get_irq(pdev, 0);

	if (irq_num < 0)
@@ -1925,7 +1930,7 @@ static int mtk_dp_probe(struct platform_device *pdev) 


	mtk_dp->bridge.ops =

		DRM_BRIDGE_OP_DETECT | DRM_BRIDGE_OP_EDID | DRM_BRIDGE_OP_HPD;

	mtk_dp->bridge.type = DRM_MODE_CONNECTOR_eDP;

	mtk_dp->bridge.type = mtk_dp->data->bridge_type;



	drm_bridge_add(&mtk_dp->bridge);
@@ -1974,8 +1979,15 @@ static int mtk_dp_resume(struct device *dev) 


static SIMPLE_DEV_PM_OPS(mtk_dp_pm_ops, mtk_dp_suspend, mtk_dp_resume);



static const struct mtk_dp_data mt8195_edp_data = {

	.bridge_type = DRM_MODE_CONNECTOR_eDP,

};



static const struct of_device_id mtk_dp_of_match[] = {

	{ .compatible = "mediatek,mt8195-edp-tx" },

	{

		.compatible = "mediatek,mt8195-edp-tx",

		.data = &mt8195_edp_data,

	},

	{},

};

MODULE_DEVICE_TABLE(of, mtk_dp_of_match);