linux-kernel - [PATCH 02/34] platform: arm64: acer-aspire1-ec: convert to devm_drm_bridge

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Message-Id: <20250407-drm-bridge-convert-to-alloc-api-v1-2-42113ff8d9c0@bootlin.com>
Date: Mon, 07 Apr 2025 16:23:17 +0200
From: Luca Ceresoli <luca.ceresoli@...tlin.com>
To: Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>, 
 Maxime Ripard <mripard@...nel.org>, Thomas Zimmermann <tzimmermann@...e.de>, 
 David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>, 
 Andrzej Hajda <andrzej.hajda@...el.com>, 
 Neil Armstrong <neil.armstrong@...aro.org>, Robert Foss <rfoss@...nel.org>, 
 Laurent Pinchart <Laurent.pinchart@...asonboard.com>, 
 Jonas Karlman <jonas@...boo.se>, Jernej Skrabec <jernej.skrabec@...il.com>, 
 Jagan Teki <jagan@...rulasolutions.com>, Shawn Guo <shawnguo@...nel.org>, 
 Sascha Hauer <s.hauer@...gutronix.de>, 
 Pengutronix Kernel Team <kernel@...gutronix.de>, 
 Fabio Estevam <festevam@...il.com>, 
 Douglas Anderson <dianders@...omium.org>, 
 Chun-Kuang Hu <chunkuang.hu@...nel.org>, 
 Krzysztof Kozlowski <krzk@...nel.org>, 
 Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
Cc: Anusha Srivatsa <asrivats@...hat.com>, 
 Paul Kocialkowski <paulk@...-base.io>, Dmitry Baryshkov <lumag@...nel.org>, 
 Hervé Codina <herve.codina@...tlin.com>, 
 Hui Pu <Hui.Pu@...ealthcare.com>, 
 Thomas Petazzoni <thomas.petazzoni@...tlin.com>, 
 dri-devel@...ts.freedesktop.org, asahi@...ts.linux.dev, 
 linux-kernel@...r.kernel.org, chrome-platform@...ts.linux.dev, 
 imx@...ts.linux.dev, linux-arm-kernel@...ts.infradead.org, 
 linux-mediatek@...ts.infradead.org, linux-amlogic@...ts.infradead.org, 
 linux-renesas-soc@...r.kernel.org, platform-driver-x86@...r.kernel.org, 
 linux-samsung-soc@...r.kernel.org, linux-arm-msm@...r.kernel.org, 
 freedreno@...ts.freedesktop.org, linux-stm32@...md-mailman.stormreply.com, 
 Luca Ceresoli <luca.ceresoli@...tlin.com>, 
 Bryan O'Donoghue <bryan.odonoghue@...aro.org>, 
 Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>, 
 Hans de Goede <hdegoede@...hat.com>
Subject: [PATCH 02/34] platform: arm64: acer-aspire1-ec: convert to
 devm_drm_bridge_alloc() API

This is the new API for allocating DRM bridges.

Signed-off-by: Luca Ceresoli <luca.ceresoli@...tlin.com>

---

Cc: "Bryan O'Donoghue" <bryan.odonoghue@...aro.org>
Cc: "Ilpo Järvinen" <ilpo.jarvinen@...ux.intel.com>
Cc: Hans de Goede <hdegoede@...hat.com>
---
 drivers/platform/arm64/acer-aspire1-ec.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/drivers/platform/arm64/acer-aspire1-ec.c b/drivers/platform/arm64/acer-aspire1-ec.c
index 958fe1bf5f85bb69ac7962f217de9f0b40cde9a1..438532a047e68799ac53a16a4c813fc16be997b9 100644
--- a/drivers/platform/arm64/acer-aspire1-ec.c
+++ b/drivers/platform/arm64/acer-aspire1-ec.c
@@ -452,9 +452,9 @@ static int aspire_ec_probe(struct i2c_client *client)
 	int ret;
 	u8 tmp;
 
-	ec = devm_kzalloc(dev, sizeof(*ec), GFP_KERNEL);
-	if (!ec)
-		return -ENOMEM;
+	ec = devm_drm_bridge_alloc(dev, struct aspire_ec, bridge, &aspire_ec_bridge_funcs);
+	if (IS_ERR(ec))
+		return PTR_ERR(ec);
 
 	ec->client = client;
 	i2c_set_clientdata(client, ec);
@@ -497,7 +497,6 @@ static int aspire_ec_probe(struct i2c_client *client)
 	fwnode = device_get_named_child_node(dev, "connector");
 	if (fwnode) {
 		INIT_WORK(&ec->work, aspire_ec_bridge_update_hpd_work);
-		ec->bridge.funcs = &aspire_ec_bridge_funcs;
 		ec->bridge.of_node = to_of_node(fwnode);
 		ec->bridge.ops = DRM_BRIDGE_OP_HPD;
 		ec->bridge.type = DRM_MODE_CONNECTOR_USB;

-- 
2.49.0