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Subject[PATCH v5, 23/32] drm/mediatek: distinguish ovl and ovl_2l by layer_nr
Date
From: Yongqiang Niu <yongqiang.niu@mediatek.com>

distinguish ovl and ovl_2l by layer_nr when get comp
id

Signed-off-by: Yongqiang Niu <yongqiang.niu@mediatek.com>
Reviewed-by: CK Hu <ck.hu@mediatek.com>
---
drivers/gpu/drm/mediatek/mtk_disp_ovl.c | 9 ++++++---
1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c
index eb3bf85..53f3883 100644
--- a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c
+++ b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c
@@ -318,7 +318,12 @@ static int mtk_disp_ovl_probe(struct platform_device *pdev)
if (irq < 0)
return irq;

- comp_id = mtk_ddp_comp_get_id(dev->of_node, MTK_DISP_OVL);
+ priv->data = of_device_get_match_data(dev);
+
+ comp_id = mtk_ddp_comp_get_id(dev->of_node,
+ priv->data->layer_nr == 4 ?
+ MTK_DISP_OVL :
+ MTK_DISP_OVL_2L);
if (comp_id < 0) {
dev_err(dev, "Failed to identify by alias: %d\n", comp_id);
return comp_id;
@@ -331,8 +336,6 @@ static int mtk_disp_ovl_probe(struct platform_device *pdev)
return ret;
}

- priv->data = of_device_get_match_data(dev);
-
platform_set_drvdata(pdev, priv);

ret = devm_request_irq(dev, irq, mtk_disp_ovl_irq_handler,
--
1.8.1.1.dirty
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