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path: root/target/linux/bcm27xx/patches-5.15/950-0711-drm-vc4-Rename-bridge-to-out_bridge.patch
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From 9e26092eb098dec04ece28c05f859bc4add249c0 Mon Sep 17 00:00:00 2001
From: Dave Stevenson <dave.stevenson@raspberrypi.com>
Date: Thu, 30 Sep 2021 17:51:16 +0100
Subject: [PATCH] drm/vc4: Rename bridge to out_bridge

In preparation for converting the encoder to being a bridge,
rename the variable holding the next bridge in the chain to
out_bridge, so that our bridge can be called bridge.

Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
---
 drivers/gpu/drm/vc4/vc4_dsi.c | 18 +++++++++---------
 1 file changed, 9 insertions(+), 9 deletions(-)

--- a/drivers/gpu/drm/vc4/vc4_dsi.c
+++ b/drivers/gpu/drm/vc4/vc4_dsi.c
@@ -553,7 +553,7 @@ struct vc4_dsi {
 
 	struct mipi_dsi_host dsi_host;
 	struct drm_encoder *encoder;
-	struct drm_bridge *bridge;
+	struct drm_bridge *out_bridge;
 	struct list_head bridge_chain;
 
 	void __iomem *regs;
@@ -804,7 +804,7 @@ static void vc4_dsi_encoder_disable(stru
 		if (iter->funcs->disable)
 			iter->funcs->disable(iter);
 
-		if (iter == dsi->bridge)
+		if (iter == dsi->out_bridge)
 			break;
 	}
 
@@ -1667,7 +1667,7 @@ static int vc4_dsi_bind(struct device *d
 	}
 
 	ret = drm_of_find_panel_or_bridge(dev->of_node, 0, 0,
-					  &panel, &dsi->bridge);
+					  &panel, &dsi->out_bridge);
 	if (ret) {
 		/* If the bridge or panel pointed by dev->of_node is not
 		 * enabled, just return 0 here so that we don't prevent the DRM
@@ -1682,10 +1682,10 @@ static int vc4_dsi_bind(struct device *d
 	}
 
 	if (panel) {
-		dsi->bridge = devm_drm_panel_bridge_add_typed(dev, panel,
-							      DRM_MODE_CONNECTOR_DSI);
-		if (IS_ERR(dsi->bridge)) {
-			ret = PTR_ERR(dsi->bridge);
+		dsi->out_bridge = devm_drm_panel_bridge_add_typed(dev, panel,
+								  DRM_MODE_CONNECTOR_DSI);
+		if (IS_ERR(dsi->out_bridge)) {
+			ret = PTR_ERR(dsi->out_bridge);
 			goto err_free_dma;
 		}
 	}
@@ -1704,7 +1704,7 @@ static int vc4_dsi_bind(struct device *d
 	drm_simple_encoder_init(drm, dsi->encoder, DRM_MODE_ENCODER_DSI);
 	drm_encoder_helper_add(dsi->encoder, &vc4_dsi_encoder_helper_funcs);
 
-	ret = drm_bridge_attach(dsi->encoder, dsi->bridge, NULL, 0);
+	ret = drm_bridge_attach(dsi->encoder, dsi->out_bridge, NULL, 0);
 	if (ret) {
 		dev_err(dev, "bridge attach failed: %d\n", ret);
 		goto err_free_dma;
@@ -1741,7 +1741,7 @@ static void vc4_dsi_unbind(struct device
 {
 	struct vc4_dsi *dsi = dev_get_drvdata(dev);
 
-	if (dsi->bridge)
+	if (dsi->out_bridge)
 		pm_runtime_disable(dev);
 
 	/*