From nobody Tue Dec 2 02:30:31 2025 Received: from smtpout-02.galae.net (smtpout-02.galae.net [185.246.84.56]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id EF8E736403A; Wed, 19 Nov 2025 13:09:00 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.246.84.56 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763557742; cv=none; b=icbfOSTGdV37TTpSQIAY6+PG/quGcLFovRk6QycilJ+B5Q+Ys7LLbayrDEJ5Uga0gkv1taok++NzdRslTbIpYLuKr2kghSqDGpAv1U5vgld5vuZPCcVCR6d4dRt884Wfi8b59HDIqcFdYhsK0xhGxwznU8U64M7i0zuIESVIGZw= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763557742; c=relaxed/simple; bh=sVvnC+p+t9Gwx3qBtCS9aSVrco/z/DKrTu9CHqw0rt8=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=T+iO2uh2J5M3lTHKaJmSKxkAfr0Z2T/1JWyICaIPIQ0VaFXEDJ+Ak4ECh8iIGVzKbQk28ZlBoD76P3/wlqLNWp/QS9L7c8YFIM9JYnDu8WzW4j13665u0rhFTWlzFghbwxs4nUG/2BlVL9SWHNgm2uaAVpCb8qoF0WsAuqEcfKg= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=bootlin.com; spf=pass smtp.mailfrom=bootlin.com; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b=BeFVaMzF; arc=none smtp.client-ip=185.246.84.56 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=bootlin.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=bootlin.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b="BeFVaMzF" Received: from smtpout-01.galae.net (smtpout-01.galae.net [212.83.139.233]) by smtpout-02.galae.net (Postfix) with ESMTPS id 533481A1BDE; Wed, 19 Nov 2025 13:08:59 +0000 (UTC) Received: from mail.galae.net (mail.galae.net [212.83.136.155]) by smtpout-01.galae.net (Postfix) with ESMTPS id 255EF60699; Wed, 19 Nov 2025 13:08:59 +0000 (UTC) Received: from [127.0.0.1] (localhost [127.0.0.1]) by localhost (Mailerdaemon) with ESMTPSA id 1C63810371A4D; Wed, 19 Nov 2025 14:08:48 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=dkim; t=1763557737; h=from:subject:date:message-id:to:cc:mime-version:content-type: content-transfer-encoding:in-reply-to:references; bh=qwyda0vKD9Tp8nxe63uhqvTZQcM8lKqf106QJfQpcEU=; b=BeFVaMzFK2wStLtQ6jN2PuIbw30QcIRyV07gaLfbC08eRaTBbvzK6qEQ5Xb6ov+h/iWM1T 9cIT07v05S+0hkkUEYssaFADxBW2rAFRMMZ9BQvpQStTzWj0FmRCofNSEEByOriqeLspUk sO4g/tiSp0Ye8zo8TI6KSxm9Hyv1X6+oJB3o3uWuilmWeW+iLUPUCgmAXvbLwHI84EGT0Q vruZSJfloAbVQJW7J1zvOa0F7djleb7CANrh5s4hBncBpAp5hJuFViWHdpXIkcoHfW1/Ts +owSUwBtGd6P6iv7enr9zmS4fdDnCvDsXBuF9yj52/rZrAgdjn47Gat0iBdoLA== From: Luca Ceresoli Date: Wed, 19 Nov 2025 14:05:51 +0100 Subject: [PATCH 20/26] drm/kmb: dsi: use devm_drm_of_find_bridge() to put the next bridge Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20251119-drm-bridge-alloc-getput-drm_of_find_bridge-v1-20-0db98a7fe474@bootlin.com> References: <20251119-drm-bridge-alloc-getput-drm_of_find_bridge-v1-0-0db98a7fe474@bootlin.com> In-Reply-To: <20251119-drm-bridge-alloc-getput-drm_of_find_bridge-v1-0-0db98a7fe474@bootlin.com> To: Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Jonathan Corbet , Alexey Brodkin , Phong LE , Liu Ying , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , Adrien Grassein , Laurent Pinchart , Tomi Valkeinen , Kieran Bingham , Geert Uytterhoeven , Magnus Damm , Kevin Hilman , Jerome Brunet , Martin Blumenstingl , Chun-Kuang Hu , Philipp Zabel , Matthias Brugger , AngeloGioacchino Del Regno , Anitha Chrisanthus , Edmund Dea , Inki Dae , Seung-Woo Kim , Kyungmin Park , Krzysztof Kozlowski , Alim Akhtar Cc: Hui Pu , Thomas Petazzoni , dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-renesas-soc@vger.kernel.org, linux-amlogic@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-samsung-soc@vger.kernel.org, Luca Ceresoli X-Mailer: b4 0.14.3 X-Last-TLS-Session-Version: TLSv1.3 This driver obtains a bridge pointer from of_drm_find_bridge() in the probe function and stores it until driver removal. of_drm_find_bridge() is deprecated. Move to devm_drm_of_find_bridge() which puts the bridge reference on remove or on probe failure. Note: this driver stores the bridge pointer in the adv_bridge global variable, which could hold a value from a previous probe. However the code flow always sets the adv_bridge value in the probe function before it is read, so the change is safe. Signed-off-by: Luca Ceresoli --- drivers/gpu/drm/kmb/kmb_dsi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/kmb/kmb_dsi.c b/drivers/gpu/drm/kmb/kmb_dsi.c index faf38ca9e44c..05a6ccc1bd22 100644 --- a/drivers/gpu/drm/kmb/kmb_dsi.c +++ b/drivers/gpu/drm/kmb/kmb_dsi.c @@ -251,7 +251,7 @@ int kmb_dsi_host_bridge_init(struct device *dev) return -EINVAL; } /* Locate drm bridge from the hdmi encoder DT node */ - adv_bridge =3D of_drm_find_bridge(encoder_node); + adv_bridge =3D devm_drm_of_find_bridge(dev, encoder_node); of_node_put(dsi_out); of_node_put(encoder_node); if (!adv_bridge) { --=20 2.51.1