From mboxrd@z Thu Jan 1 00:00:00 1970 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 4F230C83F19 for ; Wed, 9 Jul 2025 21:58:43 +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; bh=J4PU2TA2p+Fr97D4NM8jh6amfcCLcxF5nilwAjHOb8g=; b=hCInYWp7HcV3gIcmXx6UG4THj2 oXeRjL9bUGqB2Q32sohBtmsyX2piHJVPSpDeZ2Mlmbo9dCBWP389rmGdxAqw0xj5Bffi3B5h6BCgk h90GnsqeU3X4Ks7n+i9roFCPIdO+u6nx+hwijqX61VI28pCxdBVfNFfyR2/vqsE3tsaB3vL4zyMFF Kr0RQ4lxuL3x9Tt7/Q++BRHPKD/8TINKZQehdqwC1y90Cebhvy5c7ewdigEctAJHFrca5bk6jZ7ra B7KhmEf0yFUfirbBrCL1ahEZcuZ8eckPxwkzc+5a98uD9+dnUcNnjdoveVMngavd6Mm15nuvkpWgQ /iuslslA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1uZcoF-00000009xW4-1HkJ; Wed, 09 Jul 2025 21:58:35 +0000 Received: from relay8-d.mail.gandi.net ([2001:4b98:dc4:8::228]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1uZXya-00000009Lw5-3iVv for linux-arm-kernel@lists.infradead.org; Wed, 09 Jul 2025 16:48:58 +0000 Received: by mail.gandi.net (Postfix) with ESMTPSA id 8E897433D0; Wed, 9 Jul 2025 16:48:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1752079735; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=J4PU2TA2p+Fr97D4NM8jh6amfcCLcxF5nilwAjHOb8g=; b=XmdDrE540a/n4ErrnnRadwEo8QP7Om8ynHFU7Jhjx60yywe6zYs1gvXGQ4HuS1py6QDCJ0 Kx3kYmmJIoCcAYOkg+bdTaMvqTFrNYiqI0lzWDRH32mBgms//BjqminyWoZ98jk1Jx/rI2 JgbRqiy0S0EKX2O7bq9fHZhTqr4m8He8JYcKH36C6eeuu+k7ApBYTLl73f4f6pTr6Bc3A/ TEmo4+vT2xwX+n/j+CfKsKUpS6O93TCOW0gkxWlnglx/aWBcaAM//5bCkxh7Cr0smsHMho Ph8rWDIZohR3kQzrHqAX2kIS7at3j+bAkWQpd105PbaRfO7iZIlNo7sHqF7Bwg== From: Luca Ceresoli Date: Wed, 09 Jul 2025 18:48:05 +0200 Subject: [PATCH 6/9] drm/display: bridge_connector: use drm_bridge_is_last() MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20250709-drm-bridge-alloc-getput-drm_bridge_get_next_bridge-v1-6-48920b9cf369@bootlin.com> References: <20250709-drm-bridge-alloc-getput-drm_bridge_get_next_bridge-v1-0-48920b9cf369@bootlin.com> In-Reply-To: <20250709-drm-bridge-alloc-getput-drm_bridge_get_next_bridge-v1-0-48920b9cf369@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 , Liu Ying , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , Tomi Valkeinen , Philipp Zabel Cc: Hui Pu , Thomas Petazzoni , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.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: gggruggvucftvghtrhhoucdtuddrgeeffedrtdefgdefkedtkecutefuodetggdotefrodftvfcurfhrohhfihhlvgemucfitefpfffkpdcuggftfghnshhusghstghrihgsvgenuceurghilhhouhhtmecufedtudenucesvcftvggtihhpihgvnhhtshculddquddttddmnecujfgurhephfffufggtgfgkfhfjgfvvefosehtjeertdertdejnecuhfhrohhmpefnuhgtrgcuvegvrhgvshholhhiuceolhhutggrrdgtvghrvghsohhlihessghoohhtlhhinhdrtghomheqnecuggftrfgrthhtvghrnhepieeiuedvffetgfeuudelheeutefggfejieettdetteekueeuueeukeevvedvueevnecukfhppeekjedruddvtddrvddukedrvddtjeenucevlhhushhtvghrufhiiigvpeegnecurfgrrhgrmhepihhnvghtpeekjedruddvtddrvddukedrvddtjedphhgvlhhopegludelvddrudeikedruddrudefngdpmhgrihhlfhhrohhmpehluhgtrgdrtggvrhgvshholhhisegsohhothhlihhnrdgtohhmpdhnsggprhgtphhtthhopedvhedprhgtphhtthhopehtiihimhhmvghrmhgrnhhnsehsuhhsvgdruggvpdhrtghpthhtohepihhmgieslhhishhtshdrlhhinhhugidruggvvhdprhgtphhtthhopefjuhhirdfruhesghgvhhgvrghlthhhtggrrhgvrdgtohhmpdhrtghpthhtohepthhomhhirdhvrghlkhgvihhnvghnsehiuggvrghsohhnsghorghrugdrtghomhdprhgtphhtthhopehvihgtthhorhdrlhhiuhesn higphdrtghomhdprhgtphhtthhopehshhgrfihnghhuoheskhgvrhhnvghlrdhorhhgpdhrtghpthhtohepthhhohhmrghsrdhpvghtrgiiiihonhhisegsohhothhlihhnrdgtohhmpdhrtghpthhtohepphdriigrsggvlhesphgvnhhguhhtrhhonhhigidruggv X-GND-Sasl: luca.ceresoli@bootlin.com X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250709_094857_073727_8361272F X-CRM114-Status: UNSURE ( 9.85 ) 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 Simplify code to know whether a bridge is the last in the chain by using drm_bridge_is_last(). Signed-off-by: Luca Ceresoli --- drivers/gpu/drm/display/drm_bridge_connector.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/display/drm_bridge_connector.c b/drivers/gpu/drm/display/drm_bridge_connector.c index 6cdb432dbc3004f88988883a37c2486c409ea932..842561d7b3fd5b833b97edc299c4a6d81b2a7168 100644 --- a/drivers/gpu/drm/display/drm_bridge_connector.c +++ b/drivers/gpu/drm/display/drm_bridge_connector.c @@ -749,12 +749,11 @@ struct drm_connector *drm_bridge_connector_init(struct drm_device *drm, return ERR_PTR(-EINVAL); } - if (!drm_bridge_get_next_bridge(bridge)) + if (drm_bridge_is_last(bridge)) connector_type = bridge->type; #ifdef CONFIG_OF - if (!drm_bridge_get_next_bridge(bridge) && - bridge->of_node) + if (drm_bridge_is_last(bridge) && bridge->of_node) connector->fwnode = fwnode_handle_get(of_fwnode_handle(bridge->of_node)); #endif -- 2.50.0