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Message-ID: <078a95b5a85cbf73bcbeb9e110b2bac2@kernel.org>
Date: Tue, 19 Aug 2025 13:58:49 +0000
From: "Maxime Ripard" <mripard@kernel.org>
To: "Luca Ceresoli" <luca.ceresoli@bootlin.com>
Subject: Re: [PATCH v2 9/9] drm/imx: parallel-display: put the bridge
 returned by drm_bridge_get_next_bridge()
In-Reply-To: <20250801-drm-bridge-alloc-getput-drm_bridge_get_next_bridge-v2-9-888912b0be13@bootlin.com>
References: <20250801-drm-bridge-alloc-getput-drm_bridge_get_next_bridge-v2-9-888912b0be13@bootlin.com>
Cc: dri-devel@lists.freedesktop.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, "Andrzej
 Hajda" <andrzej.hajda@intel.com>, "David Airlie" <airlied@gmail.com>, "Fabio
 Estevam" <festevam@gmail.com>, "Hui Pu" <Hui.Pu@gehealthcare.com>, "Jernej
 Skrabec" <jernej.skrabec@gmail.com>, "Jonas Karlman" <jonas@kwiboo.se>, "Laurent
 Pinchart" <Laurent.pinchart@ideasonboard.com>, "Liu Ying" <victor.liu@nxp.com>, "Maarten
 Lankhorst" <maarten.lankhorst@linux.intel.com>, "Maxime Ripard" <mripard@kernel.org>, "Neil
 Armstrong" <neil.armstrong@linaro.org>, "Pengutronix Kernel Team" <kernel@pengutronix.de>, "Philipp
 Zabel" <p.zabel@pengutronix.de>, "Robert Foss" <rfoss@kernel.org>, "Sascha
 Hauer" <s.hauer@pengutronix.de>, "Shawn Guo" <shawnguo@kernel.org>, "Simona
 Vetter" <simona@ffwll.ch>, "Thomas Petazzoni" <thomas.petazzoni@bootlin.com>, "Thomas
 Zimmermann" <tzimmermann@suse.de>, "Tomi Valkeinen" <tomi.valkeinen@ideasonboard.com>
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On Fri, 1 Aug 2025 19:05:31 +0200, Luca Ceresoli wrote:
> The bridge returned by drm_bridge_get_next_bridge() is refcounted. Put it
> when done. We need to ensure it is not put before either next_bridge or
> next_bridge_state is in use, thus for simplicity use a cleanup action.
>=20
> Signed-off-by: Luca Ceresoli <luca.ceresoli@bootlin.com>
>=20
> [ ... ]

Reviewed-by: Maxime Ripard <mripard@kernel.org>

Thanks!
Maxime