From nobody Tue Dec 2 02:30:34 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 8034A354AFC; Wed, 19 Nov 2025 13:06:38 +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=1763557600; cv=none; b=XzAB6/uw4gWyS/hn5ZtDwgrPAXV+oTO48DJ9SUaqckTpN9tNNhEHA1GEh+VBMTtKZOr3ll1MIUuN3N1kciKM27JEPoiUmw/RShtgZDgqzKGAao3sClev5W/de2cXnZ9TCcugzoSZ76A8Dii+JvzG8P4tw+mxue9EVm1BxnKHNBg= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763557600; c=relaxed/simple; bh=w2yRFEeMyefKnZcTdP1T0gPYWSyAOV+iYUzUidpss64=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=avF+HLRmAQU+PdozouxuSq9gZbeJbvrnYaS/A9AJX/sXkgaRRFNwQ21JZI9Gn7UO/SklWpVjgnUzggvBCyXbJn5fAyf9B+gy1IORgLcYnP/FwNFjUbMVJE5Z1o5ZTJQPDTfG6ax9rpdI5LU2c6T4AMYp82isO23LHBJHE6J8QNg= 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=jJfzAo68; 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="jJfzAo68" Received: from smtpout-01.galae.net (smtpout-01.galae.net [212.83.139.233]) by smtpout-02.galae.net (Postfix) with ESMTPS id 08A451A1BDD; Wed, 19 Nov 2025 13:06:37 +0000 (UTC) Received: from mail.galae.net (mail.galae.net [212.83.136.155]) by smtpout-01.galae.net (Postfix) with ESMTPS id C877D60720; Wed, 19 Nov 2025 13:06:36 +0000 (UTC) Received: from [127.0.0.1] (localhost [127.0.0.1]) by localhost (Mailerdaemon) with ESMTPSA id B6FEF10371A55; Wed, 19 Nov 2025 14:06:25 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=dkim; t=1763557594; h=from:subject:date:message-id:to:cc:mime-version:content-type: content-transfer-encoding:in-reply-to:references; bh=1QF0ORUlNq/608kBgd0cHzHJhM8wJBt4bewg9ebnYQs=; b=jJfzAo686i6lqNqOaIfflAf6UcpbmCBg60iDGDaWxHCJrVaXyM12L9KHDw91jgtLj8m+oB M+G7AbJQ2s6KguUF7Dv685Uhcwjub/sEFbYt0hRktdLuiO1hD820RHZ9IvEKInk85T8ElU B/X0jex9mM7MdPDUJuON2gh1pR71OuXXcNeHTRIvHGYbe+C3IWTVXQynwH6PXaRkdbLps0 rsC4ekVLRee64N1KxSc6WtYOUAnhyivka2O4ZnfIWHfRylrIq1swpS0B4rp54dNyMOlaSI JXkz6CTCMYj/Ti0hqh6rQmNzU56cipDWx/QZiK1qAnichf8F58wlBkYWvTgosQ== From: Luca Ceresoli Date: Wed, 19 Nov 2025 14:05:35 +0100 Subject: [PATCH 04/26] drm/bridge: make of_drm_find_bridge() a wrapper of drm_of_find_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-v1-4-0db98a7fe474@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 of_drm_find_bridge() is identical to drm_of_find_bridge() except it does not increment the refcount. Rewrite it as a wrapper and put the bridge being returned so the behaviour is still the same. Signed-off-by: Luca Ceresoli --- drivers/gpu/drm/drm_bridge.c | 14 +++----------- 1 file changed, 3 insertions(+), 11 deletions(-) diff --git a/drivers/gpu/drm/drm_bridge.c b/drivers/gpu/drm/drm_bridge.c index 6debbf20aaa8..09ad825f9cb8 100644 --- a/drivers/gpu/drm/drm_bridge.c +++ b/drivers/gpu/drm/drm_bridge.c @@ -1460,19 +1460,11 @@ EXPORT_SYMBOL(drm_of_find_bridge); */ struct drm_bridge *of_drm_find_bridge(struct device_node *np) { - struct drm_bridge *bridge; - - mutex_lock(&bridge_lock); + struct drm_bridge *bridge =3D drm_of_find_bridge(np); =20 - list_for_each_entry(bridge, &bridge_list, list) { - if (bridge->of_node =3D=3D np) { - mutex_unlock(&bridge_lock); - return bridge; - } - } + drm_bridge_put(bridge); =20 - mutex_unlock(&bridge_lock); - return NULL; + return bridge; } EXPORT_SYMBOL(of_drm_find_bridge); #endif --=20 2.51.1