linux-kernel - [PATCH v3 1/6] drm/mediatek: mtk_dpi: Simplify with devm_drm_bridge

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Message-ID: <20230726082245.550929-2-angelogioacchino.delregno@collabora.com>
Date:   Wed, 26 Jul 2023 10:22:40 +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,
        fshao@...omium.org
Subject: [PATCH v3 1/6] drm/mediatek: mtk_dpi: Simplify with devm_drm_bridge_add()

Change drm_bridge_add() to its devm variant to slightly simplify the
probe function.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
Reviewed-by: Fei Shao <fshao@...omium.org>
---
 drivers/gpu/drm/mediatek/mtk_dpi.c | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/drivers/gpu/drm/mediatek/mtk_dpi.c b/drivers/gpu/drm/mediatek/mtk_dpi.c
index 28bdb1f427ff..e4ee0d02893a 100644
--- a/drivers/gpu/drm/mediatek/mtk_dpi.c
+++ b/drivers/gpu/drm/mediatek/mtk_dpi.c
@@ -1089,11 +1089,12 @@ static int mtk_dpi_probe(struct platform_device *pdev)
 	dpi->bridge.of_node = dev->of_node;
 	dpi->bridge.type = DRM_MODE_CONNECTOR_DPI;
 
-	drm_bridge_add(&dpi->bridge);
+	ret = devm_drm_bridge_add(dev, &dpi->bridge);
+	if (ret)
+		return ret;
 
 	ret = component_add(dev, &mtk_dpi_component_ops);
 	if (ret) {
-		drm_bridge_remove(&dpi->bridge);
 		dev_err(dev, "Failed to add component: %d\n", ret);
 		return ret;
 	}
@@ -1103,10 +1104,7 @@ static int mtk_dpi_probe(struct platform_device *pdev)
 
 static int mtk_dpi_remove(struct platform_device *pdev)
 {
-	struct mtk_dpi *dpi = platform_get_drvdata(pdev);
-
 	component_del(&pdev->dev, &mtk_dpi_component_ops);
-	drm_bridge_remove(&dpi->bridge);
 
 	return 0;
 }
-- 
2.41.0