linux-kernel - [PATCH 09/23] drm/msm: Make use of the helper component_compare

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Date:   Mon, 14 Feb 2022 14:08:05 +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>, Sean Paul <sean@...rly.run>,
        Abhinav Kumar <quic_abhinavk@...cinc.com>,
        <linux-arm-msm@...r.kernel.org>, <freedreno@...ts.freedesktop.org>
Subject: [PATCH 09/23] drm/msm: Make use of the helper component_compare_of

Use the common compare helper from component.

Cc: Rob Clark <robdclark@...il.com>
Cc: Sean Paul <sean@...rly.run>
Cc: Abhinav Kumar <quic_abhinavk@...cinc.com>
Cc: linux-arm-msm@...r.kernel.org
Cc: freedreno@...ts.freedesktop.org
Signed-off-by: Yong Wu <yong.wu@...iatek.com>
---
 drivers/gpu/drm/msm/msm_drv.c | 15 +++------------
 1 file changed, 3 insertions(+), 12 deletions(-)

diff --git a/drivers/gpu/drm/msm/msm_drv.c b/drivers/gpu/drm/msm/msm_drv.c
index ad35a5d94053..50e5a6ff6487 100644
--- a/drivers/gpu/drm/msm/msm_drv.c
+++ b/drivers/gpu/drm/msm/msm_drv.c
@@ -1173,15 +1173,6 @@ static const struct dev_pm_ops msm_pm_ops = {
  * Componentized driver support:
  */
 
-/*
- * NOTE: duplication of the same code as exynos or imx (or probably any other).
- * so probably some room for some helpers
- */
-static int compare_of(struct device *dev, void *data)
-{
-	return dev->of_node == data;
-}
-
 /*
  * Identify what components need to be added by parsing what remote-endpoints
  * our MDP output ports are connected to. In the case of LVDS on MDP4, there
@@ -1239,7 +1230,7 @@ static int add_components_mdp(struct device *mdp_dev,
 
 		if (of_device_is_available(intf))
 			drm_of_component_match_add(master_dev, matchptr,
-						   compare_of, intf);
+						   component_compare_of, intf);
 
 		of_node_put(intf);
 	}
@@ -1285,7 +1276,7 @@ static int add_display_components(struct platform_device *pdev,
 		put_device(mdp_dev);
 
 		/* add the MDP component itself */
-		drm_of_component_match_add(dev, matchptr, compare_of,
+		drm_of_component_match_add(dev, matchptr, component_compare_of,
 					   mdp_dev->of_node);
 		break;
 	case KMS_MDP4:
@@ -1324,7 +1315,7 @@ static int add_gpu_components(struct device *dev,
 		return 0;
 
 	if (of_device_is_available(np))
-		drm_of_component_match_add(dev, matchptr, compare_of, np);
+		drm_of_component_match_add(dev, matchptr, component_compare_of, np);
 
 	of_node_put(np);
 
-- 
2.18.0