linux-kernel - [PATCH v2 24/26] drm/bridge: remove the .of

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Date:   Fri,  4 May 2018 15:52:10 +0200
From:   Peter Rosin <peda@...ntia.se>
To:     linux-kernel@...r.kernel.org
Cc:     Peter Rosin <peda@...ntia.se>,
        Archit Taneja <architt@...eaurora.org>,
        Andrzej Hajda <a.hajda@...sung.com>,
        Laurent Pinchart <Laurent.pinchart@...asonboard.com>,
        David Airlie <airlied@...ux.ie>,
        Peter Senna Tschudin <peter.senna@...labora.com>,
        Martin Donnelly <martin.donnelly@...com>,
        Martyn Welch <martyn.welch@...labora.co.uk>,
        Gustavo Padovan <gustavo@...ovan.org>,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Sean Paul <seanpaul@...omium.org>,
        Inki Dae <inki.dae@...sung.com>,
        Joonyoung Shim <jy0922.shim@...sung.com>,
        Seung-Woo Kim <sw0312.kim@...sung.com>,
        Kyungmin Park <kyungmin.park@...sung.com>,
        Kukjin Kim <kgene@...nel.org>,
        Krzysztof Kozlowski <krzk@...nel.org>,
        CK Hu <ck.hu@...iatek.com>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Rob Clark <robdclark@...il.com>,
        Sandy Huang <hjc@...k-chips.com>,
        Heiko Stübner <heiko@...ech.de>,
        Benjamin Gaignard <benjamin.gaignard@...aro.org>,
        Vincent Abriou <vincent.abriou@...com>,
        dri-devel@...ts.freedesktop.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-samsung-soc@...r.kernel.org,
        linux-mediatek@...ts.infradead.org, linux-arm-msm@...r.kernel.org,
        freedreno@...ts.freedesktop.org, linux-renesas-soc@...r.kernel.org,
        linux-rockchip@...ts.infradead.org, Jyri Sarha <jsarha@...com>,
        Daniel Vetter <daniel@...ll.ch>
Subject: [PATCH v2 24/26] drm/bridge: remove the .of_node member

It is unused.

Signed-off-by: Peter Rosin <peda@...ntia.se>
---
 drivers/gpu/drm/drm_bridge.c             | 3 +--
 drivers/gpu/drm/rockchip/rockchip_lvds.c | 2 --
 include/drm/drm_bridge.h                 | 4 ----
 3 files changed, 1 insertion(+), 8 deletions(-)

diff --git a/drivers/gpu/drm/drm_bridge.c b/drivers/gpu/drm/drm_bridge.c
index 3872f5379998..df084db33494 100644
--- a/drivers/gpu/drm/drm_bridge.c
+++ b/drivers/gpu/drm/drm_bridge.c
@@ -365,8 +365,7 @@ struct drm_bridge *of_drm_find_bridge(struct device_node *np)
 	mutex_lock(&bridge_lock);
 
 	list_for_each_entry(bridge, &bridge_list, list) {
-		if ((bridge->odev && bridge->odev->of_node == np) ||
-		    bridge->of_node == np) {
+		if (bridge->odev->of_node == np) {
 			mutex_unlock(&bridge_lock);
 			return bridge;
 		}
diff --git a/drivers/gpu/drm/rockchip/rockchip_lvds.c b/drivers/gpu/drm/rockchip/rockchip_lvds.c
index 557e0079c98d..e77d4c909582 100644
--- a/drivers/gpu/drm/rockchip/rockchip_lvds.c
+++ b/drivers/gpu/drm/rockchip/rockchip_lvds.c
@@ -377,8 +377,6 @@ static int rockchip_lvds_bind(struct device *dev, struct device *master,
 	}
 	if (lvds->panel)
 		remote = lvds->panel->dev->of_node;
-	else if (lvds->bridge->of_node)
-		remote = lvds->bridge->of_node;
 	else
 		remote = lvds->bridge->odev->of_node;
 	if (of_property_read_string(dev->of_node, "rockchip,output", &name))
diff --git a/include/drm/drm_bridge.h b/include/drm/drm_bridge.h
index 7c17977c3537..b656e505d11e 100644
--- a/include/drm/drm_bridge.h
+++ b/include/drm/drm_bridge.h
@@ -258,7 +258,6 @@ struct drm_bridge_timings {
  * @dev: DRM device this bridge belongs to
  * @encoder: encoder to which this bridge is connected
  * @next: the next bridge in the encoder chain
- * @of_node: device node pointer to the bridge
  * @list: to keep track of all added bridges
  * @timings: the timing specification for the bridge, if any (may
  * be NULL)
@@ -270,9 +269,6 @@ struct drm_bridge {
 	struct drm_device *dev;
 	struct drm_encoder *encoder;
 	struct drm_bridge *next;
-#ifdef CONFIG_OF
-	struct device_node *of_node;
-#endif
 	struct list_head list;
 	const struct drm_bridge_timings *timings;
 
-- 
2.11.0