From patchwork Fri Mar 14 10:31:22 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Luca Ceresoli X-Patchwork-Id: 14016639 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 4761EC282EC for ; Fri, 14 Mar 2025 10:50:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Cc:To:In-Reply-To:References :Message-Id:Content-Transfer-Encoding:Content-Type:MIME-Version:Subject:Date: From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; 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bh=tGazKhnUrz2m3Yxz820940GMFtgH3qDzJRfgzSPMcnk=; b=i4nxJ8AB7jrTrrVAJJ1OPEteX1OYkHVwMelVY7A8E+r7+vxwfgD5ifMdm5aDuFrG1C46rK Xkb513+S0txuw3N9TWjjfP/YDFGH1dRRBQHCFue3E6I/3+C2Sn2tfDB5t+1UQ2ZYPmmK0l GJ0S6/vqtsfgh/SllTn3GFuol5XNPCs8XzWaEpTr7qg4dHh7N1pnEWq0sqJeSGs8QofWEW ycufMnKuZbgqZxq14k7+cUfg91tFKHlVgBGvOztqhdv8WUSU9jRe2j/GcTkPsxIFddiL8E FGZMFUNUwBNOrpwSQWBrtWhvnvS1hjpQa827Wo8KPtdYKgXcsgI9Cyis2SDxQw== From: Luca Ceresoli Date: Fri, 14 Mar 2025 11:31:22 +0100 Subject: [PATCH v7 09/11] drm/probe-helper: put the bridge returned by drm_bridge_chain_get_first_bridge() MIME-Version: 1.0 Message-Id: <20250314-drm-bridge-refcount-v7-9-152571f8c694@bootlin.com> References: <20250314-drm-bridge-refcount-v7-0-152571f8c694@bootlin.com> In-Reply-To: <20250314-drm-bridge-refcount-v7-0-152571f8c694@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 , Marek Vasut , Stefan Agner , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , Inki Dae , Jagan Teki , Marek Szyprowski Cc: Thomas Petazzoni , Anusha Srivatsa , Paul Kocialkowski , Dmitry Baryshkov , =?utf-8?q?Herv=C3=A9_Codina?= , Hui Pu , dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, Luca Ceresoli X-Mailer: b4 0.14.2 X-GND-State: clean X-GND-Score: -100 X-GND-Cause: gggruggvucftvghtrhhoucdtuddrgeefvddrtddtgddufedtiedtucetufdoteggodetrfdotffvucfrrhhofhhilhgvmecuifetpfffkfdpucggtfgfnhhsuhgsshgtrhhisggvnecuuegrihhlohhuthemuceftddunecusecvtfgvtghiphhivghnthhsucdlqddutddtmdenucfjughrpefhfffugggtgffkfhgjvfevofesthejredtredtjeenucfhrhhomhepnfhutggrucevvghrvghsohhlihcuoehluhgtrgdrtggvrhgvshholhhisegsohhothhlihhnrdgtohhmqeenucggtffrrghtthgvrhhnpeeiieeuvdfftefgueduleehueetgffgjeeitedtteetkeeuueeuueekveevvdeuveenucfkphepvdgrtddvmeeijedtmedvtddvtdemvggrtddumegrtddtvdemudgsrgejmeegkehfjeemudeltgehnecuvehluhhsthgvrhfuihiivgepkeenucfrrghrrghmpehinhgvthepvdgrtddvmeeijedtmedvtddvtdemvggrtddumegrtddtvdemudgsrgejmeegkehfjeemudeltgehpdhhvghloheplgduledvrdduieekrddujeekrdduudekngdpmhgrihhlfhhrohhmpehluhgtrgdrtggvrhgvshholhhisegsohhothhlihhnrdgtohhmpdhnsggprhgtphhtthhopeefuddprhgtphhtthhopefjuhhirdfruhesghgvhhgvrghlthhhtggrrhgvrdgtohhmpdhrtghpthhtohepihhnkhhirdgurggvsehsrghmshhunhhgrdgtohhmpdhrtghpthhtohepmhgrrhgvgiesuggvnhigrdguvgdprhgtphhtthhopehjvghrn hgvjhdrshhkrhgrsggvtgesghhmrghilhdrtghomhdprhgtphhtthhopehprghulhhksehshihsqdgsrghsvgdrihhopdhrtghpthhtoheprghsrhhivhgrthhssehrvgguhhgrthdrtghomhdprhgtphhtthhopehmrhhiphgrrhgusehkvghrnhgvlhdrohhrghdprhgtphhtthhopehjohhnrghssehkfihisghoohdrshgv X-GND-Sasl: luca.ceresoli@bootlin.com X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250314_103201_200219_8835C32E X-CRM114-Status: UNSURE ( 8.93 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org The bridge returned by drm_bridge_chain_get_first_bridge() is refcounted. Put it when done. Signed-off-by: Luca Ceresoli Reviewed-by: Maxime Ripard --- This patch was added in v7. --- drivers/gpu/drm/drm_probe_helper.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/drm_probe_helper.c b/drivers/gpu/drm/drm_probe_helper.c index 7ba16323e7c2f4bc7ec61f96b01ddfe28461b6a0..15525124ee66b512979e5c4774dd765618bd15d7 100644 --- a/drivers/gpu/drm/drm_probe_helper.c +++ b/drivers/gpu/drm/drm_probe_helper.c @@ -119,6 +119,7 @@ drm_mode_validate_pipeline(struct drm_display_mode *mode, *status = drm_bridge_chain_mode_valid(bridge, &connector->display_info, mode); + drm_bridge_put(bridge); if (*status != MODE_OK) { /* There is also no point in continuing for crtc check * here. */