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 7A557CFD65A for ; Wed, 7 Jan 2026 16:22:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:Cc:To:In-Reply-To:References:Message-Id :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=zK5XC6quRJZihMLQtd7kjyFUWGDmbIw1pkTVXaJ9m/4=; b=e+iUroq0vmFHI9 ShR/Rj9sKJ4LTjmXnGBzD9KyBtDG5ZqFpxd2dXTX0lhYC7+6DInTtZu3HFUCx3v9CbDOlG1aoDe8F Ssz5TYurXmJAcx2Ij01ulbrbDQAmZcSTW98HKRvZ+IY0pflIq/xh/uP9DIm3d82X1vfhvW+4fs94r Ip6Fa2L7Zv3KuRFt6uEvXm38BH2T4Ehf//nKTMtxF6auw6bgg5x1nzUub5F2J1i1kL45D6zsW6vHO Lms3kIYdGbBUtN35RaZa814xluPTvkq/IpMKPbMvtYB1Z2GioME+JqUFkPIsORwNyuXIhJHKwY3QA wq6BWhHg0imKerzKH06g==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vdWJA-0000000FGPJ-2Hxp; Wed, 07 Jan 2026 16:22:52 +0000 Received: from smtpout-03.galae.net ([185.246.85.4]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vdWIz-0000000FGCo-1vCl for linux-amlogic@lists.infradead.org; Wed, 07 Jan 2026 16:22:45 +0000 Received: from smtpout-01.galae.net (smtpout-01.galae.net [212.83.139.233]) by smtpout-03.galae.net (Postfix) with ESMTPS id 0CC464E41FDE; Wed, 7 Jan 2026 16:22:40 +0000 (UTC) Received: from mail.galae.net (mail.galae.net [212.83.136.155]) by smtpout-01.galae.net (Postfix) with ESMTPS id D4357606F8; Wed, 7 Jan 2026 16:22:39 +0000 (UTC) Received: from [127.0.0.1] (localhost [127.0.0.1]) by localhost (Mailerdaemon) with ESMTPSA id 72981103C87C9; Wed, 7 Jan 2026 17:22:33 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=dkim; t=1767802958; h=from:subject:date:message-id:to:cc:mime-version:content-type: content-transfer-encoding:in-reply-to:references; bh=ST179KMkx3KAXksoGXwbmWOr+cYParM2ZEAFdnlrrzM=; b=gf3+E3Zrot6ORWwKRshSfPbFg7fbgq4507Z+9VG0hEjM0D51xpU8YmGZzK4gI5mKCHz2EI Kflt7d9Ohg7QHoUz1fsaeOdeLx1hMR4JPrWEavVvZimIKPhdKYiDvrfsOHz7JRaXnXO11x lNZQiMvNUtfiECi1dR13lE50fBXABfVsFu2d8lkUXYxo8RmzGIvp783FIZD/mamBG2titk Qv38gwAxQ/P9e6ki4KHYNXF9lzfsB7hNnVJbfH1usv/PKkiGMeIKRVKbaaC/FJ/vB8xiwH 5ibUIiEYSAog2IBJKcKEdLQD5M6sYQX6OM0on54yVAxfH4uwoIP/3Ra6UQfcZQ== From: Luca Ceresoli Date: Wed, 07 Jan 2026 17:22:02 +0100 Subject: [PATCH 4/6] drm/mediatek: mtk_hdmi*: convert to of_drm_find_and_get_bridge() MIME-Version: 1.0 Message-Id: <20260107-drm-bridge-alloc-getput-drm_of_find_bridge-3-v1-4-ef48a517828e@bootlin.com> References: <20260107-drm-bridge-alloc-getput-drm_of_find_bridge-3-v1-0-ef48a517828e@bootlin.com> In-Reply-To: <20260107-drm-bridge-alloc-getput-drm_of_find_bridge-3-v1-0-ef48a517828e@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 , Kevin Hilman , Jerome Brunet , Martin Blumenstingl , Philipp Zabel , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , Chun-Kuang Hu , Matthias Brugger , AngeloGioacchino Del Regno , Inki Dae , Seung-Woo Kim , Kyungmin Park , Krzysztof Kozlowski , Alim Akhtar , Laurent Pinchart , Tomi Valkeinen , Kieran Bingham , Geert Uytterhoeven , Magnus Damm Cc: Hui Pu , Thomas Petazzoni , dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, linux-amlogic@lists.infradead.org, linux-arm-kernel@lists.infradead.org, imx@lists.linux.dev, linux-mediatek@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-renesas-soc@vger.kernel.org, Luca Ceresoli X-Mailer: b4 0.14.3 X-Last-TLS-Session-Version: TLSv1.3 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260107_082242_651521_34D1E5F2 X-CRM114-Status: GOOD ( 13.14 ) X-BeenThere: linux-amlogic@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.org of_drm_find_bridge() is deprecated. Move to its replacement of_drm_find_and_get_bridge() which gets a bridge reference, and ensure it is put when done by using the drm_bridge::next_bridge pointer. Signed-off-by: Luca Ceresoli --- drivers/gpu/drm/mediatek/mtk_hdmi.c | 4 ++-- drivers/gpu/drm/mediatek/mtk_hdmi_common.c | 4 ++-- drivers/gpu/drm/mediatek/mtk_hdmi_common.h | 1 - drivers/gpu/drm/mediatek/mtk_hdmi_v2.c | 4 ++-- 4 files changed, 6 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi.c b/drivers/gpu/drm/mediatek/mtk_hdmi.c index 0face4dcaa36..1ea259854780 100644 --- a/drivers/gpu/drm/mediatek/mtk_hdmi.c +++ b/drivers/gpu/drm/mediatek/mtk_hdmi.c @@ -986,8 +986,8 @@ static int mtk_hdmi_bridge_attach(struct drm_bridge *bridge, return -EINVAL; } - if (hdmi->next_bridge) { - ret = drm_bridge_attach(encoder, hdmi->next_bridge, + if (hdmi->bridge.next_bridge) { + ret = drm_bridge_attach(encoder, hdmi->bridge.next_bridge, bridge, flags); if (ret) return ret; diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi_common.c b/drivers/gpu/drm/mediatek/mtk_hdmi_common.c index e78eb0876f16..40ded86dbea3 100644 --- a/drivers/gpu/drm/mediatek/mtk_hdmi_common.c +++ b/drivers/gpu/drm/mediatek/mtk_hdmi_common.c @@ -315,8 +315,8 @@ static int mtk_hdmi_dt_parse_pdata(struct mtk_hdmi *hdmi, struct platform_device return -EINVAL; if (!of_device_is_compatible(remote, "hdmi-connector")) { - hdmi->next_bridge = of_drm_find_bridge(remote); - if (!hdmi->next_bridge) { + hdmi->bridge.next_bridge = of_drm_find_and_get_bridge(remote); + if (!hdmi->bridge.next_bridge) { dev_err(dev, "Waiting for external bridge\n"); of_node_put(remote); return -EPROBE_DEFER; diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi_common.h b/drivers/gpu/drm/mediatek/mtk_hdmi_common.h index de5e064585f8..cace3c5dc067 100644 --- a/drivers/gpu/drm/mediatek/mtk_hdmi_common.h +++ b/drivers/gpu/drm/mediatek/mtk_hdmi_common.h @@ -150,7 +150,6 @@ struct mtk_hdmi_conf { struct mtk_hdmi { struct drm_bridge bridge; - struct drm_bridge *next_bridge; struct drm_connector *curr_conn;/* current connector (only valid when 'enabled') */ struct device *dev; const struct mtk_hdmi_conf *conf; diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi_v2.c b/drivers/gpu/drm/mediatek/mtk_hdmi_v2.c index c272e1e74b7d..2adeece499b6 100644 --- a/drivers/gpu/drm/mediatek/mtk_hdmi_v2.c +++ b/drivers/gpu/drm/mediatek/mtk_hdmi_v2.c @@ -940,8 +940,8 @@ static int mtk_hdmi_v2_bridge_attach(struct drm_bridge *bridge, DRM_ERROR("The flag DRM_BRIDGE_ATTACH_NO_CONNECTOR must be supplied\n"); return -EINVAL; } - if (hdmi->next_bridge) { - ret = drm_bridge_attach(encoder, hdmi->next_bridge, bridge, flags); + if (hdmi->bridge.next_bridge) { + ret = drm_bridge_attach(encoder, hdmi->bridge.next_bridge, bridge, flags); if (ret) return ret; } -- 2.52.0 _______________________________________________ linux-amlogic mailing list linux-amlogic@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-amlogic