Hi, Yongqiang:
On Tue, 2019-07-09 at 06:34 +0800, yongqiang.niu@xxxxxxxxxxxx wrote:
> From: Yongqiang Niu <yongqiang.niu@xxxxxxxxxxxx>
>
> distinguish ovl and ovl_2l by layer_nr when get comp
> id
>
Reviewed-by: CK Hu <ck.hu@xxxxxxxxxxxx>
> Signed-off-by: Yongqiang Niu <yongqiang.niu@xxxxxxxxxxxx>
> ---
> 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 8ca4965..7e99827 100644
> --- a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c
> +++ b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c
> @@ -326,7 +326,12 @@ 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;
> @@ -339,8 +344,6 @@ 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,
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