linux-kernel - [PATCH 19/34] drm/omap: dss: dpi: convert to devm_drm_bridge

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20250407-drm-bridge-convert-to-alloc-api-v1-19-42113ff8d9c0@bootlin.com>
Date: Mon, 07 Apr 2025 16:23:34 +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>, 
 "Rob Herring (Arm)" <robh@...nel.org>, Helge Deller <deller@....de>, 
 Kuninori Morimoto <kuninori.morimoto.gx@...esas.com>, 
 Tomi Valkeinen <tomi.valkeinen@...asonboard.com>
Subject: [PATCH 19/34] drm/omap: dss: dpi: 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: "Rob Herring (Arm)" <robh@...nel.org>
Cc: Helge Deller <deller@....de>
Cc: Kuninori Morimoto <kuninori.morimoto.gx@...esas.com>
Cc: Tomi Valkeinen <tomi.valkeinen@...asonboard.com>
---
 drivers/gpu/drm/omapdrm/dss/dpi.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/omapdrm/dss/dpi.c b/drivers/gpu/drm/omapdrm/dss/dpi.c
index 6eff97a091602f6d137095b3b7bf54fce17e8d3e..9f86db774c395db7e3396cbf2694748fc23c309d 100644
--- a/drivers/gpu/drm/omapdrm/dss/dpi.c
+++ b/drivers/gpu/drm/omapdrm/dss/dpi.c
@@ -562,7 +562,6 @@ static const struct drm_bridge_funcs dpi_bridge_funcs = {
 
 static void dpi_bridge_init(struct dpi_data *dpi)
 {
-	dpi->bridge.funcs = &dpi_bridge_funcs;
 	dpi->bridge.of_node = dpi->pdev->dev.of_node;
 	dpi->bridge.type = DRM_MODE_CONNECTOR_DPI;
 
@@ -707,9 +706,9 @@ int dpi_init_port(struct dss_device *dss, struct platform_device *pdev,
 	u32 datalines;
 	int r;
 
-	dpi = devm_kzalloc(&pdev->dev, sizeof(*dpi), GFP_KERNEL);
-	if (!dpi)
-		return -ENOMEM;
+	dpi = devm_drm_bridge_alloc(&pdev->dev, struct dpi_data, bridge, &dpi_bridge_funcs);
+	if (IS_ERR(dpi))
+		return PTR_ERR(dpi);
 
 	ep = of_graph_get_next_port_endpoint(port, NULL);
 	if (!ep)

-- 
2.49.0