linux-kernel - [PATCH 03/23] drm/armada: Make use of the helper component_compare_of/dev

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Message-ID: <20220214060819.7334-4-yong.wu@mediatek.com>
Date:   Mon, 14 Feb 2022 14:07:59 +0800
From:   Yong Wu <yong.wu@...iatek.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        <dri-devel@...ts.freedesktop.org>
CC:     James Wang <james.qian.wang@....com>,
        Liviu Dudau <liviu.dudau@....com>,
        <iommu@...ts.linux-foundation.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>,
        <linux-kernel@...r.kernel.org>, "Joerg Roedel" <joro@...tes.org>,
        Will Deacon <will@...nel.org>, Arnd Bergmann <arnd@...db.de>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        <linux-mediatek@...ts.infradead.org>,
        Chun-Kuang Hu <chunkuang.hu@...nel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        "Stephen Boyd" <sboyd@...nel.org>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>,
        Hsin-Yi Wang <hsinyi@...omium.org>,
        Robin Murphy <robin.murphy@....com>,
        Tomasz Figa <tfiga@...omium.org>,
        <srv_heupstream@...iatek.com>, Rob Clark <robdclark@...il.com>,
        Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
        Sebastian Reichel <sre@...nel.org>,
        Yong Wu <yong.wu@...iatek.com>,
        "Russell King" <linux@...linux.org.uk>
Subject: [PATCH 03/23] drm/armada: Make use of the helper component_compare_of/dev_name

Use the common compare helpers from component.

Cc: Russell King <linux@...linux.org.uk>
Signed-off-by: Yong Wu <yong.wu@...iatek.com>
---
 drivers/gpu/drm/armada/armada_drv.c | 17 +++--------------
 1 file changed, 3 insertions(+), 14 deletions(-)

diff --git a/drivers/gpu/drm/armada/armada_drv.c b/drivers/gpu/drm/armada/armada_drv.c
index 8e3e98f13db4..224607a6ae16 100644
--- a/drivers/gpu/drm/armada/armada_drv.c
+++ b/drivers/gpu/drm/armada/armada_drv.c
@@ -177,17 +177,6 @@ static void armada_drm_unbind(struct device *dev)
 	drm_mm_takedown(&priv->linear);
 }
 
-static int compare_of(struct device *dev, void *data)
-{
-	return dev->of_node == data;
-}
-
-static int compare_dev_name(struct device *dev, void *data)
-{
-	const char *name = data;
-	return !strcmp(dev_name(dev), name);
-}
-
 static void armada_add_endpoints(struct device *dev,
 	struct component_match **match, struct device_node *dev_node)
 {
@@ -196,7 +185,7 @@ static void armada_add_endpoints(struct device *dev,
 	for_each_endpoint_of_node(dev_node, ep) {
 		remote = of_graph_get_remote_port_parent(ep);
 		if (remote && of_device_is_available(remote))
-			drm_of_component_match_add(dev, match, compare_of,
+			drm_of_component_match_add(dev, match, component_compare_of,
 						   remote);
 		of_node_put(remote);
 	}
@@ -213,7 +202,7 @@ static int armada_drm_probe(struct platform_device *pdev)
 	struct device *dev = &pdev->dev;
 	int ret;
 
-	ret = drm_of_component_probe(dev, compare_dev_name, &armada_master_ops);
+	ret = drm_of_component_probe(dev, component_compare_dev_name, &armada_master_ops);
 	if (ret != -EINVAL)
 		return ret;
 
@@ -223,7 +212,7 @@ static int armada_drm_probe(struct platform_device *pdev)
 		int i;
 
 		for (i = 0; devices[i]; i++)
-			component_match_add(dev, &match, compare_dev_name,
+			component_match_add(dev, &match, component_compare_dev_name,
 					    devices[i]);
 
 		if (i == 0) {
-- 
2.18.0