From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtpout-03.galae.net (smtpout-03.galae.net [185.246.85.4]) (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 9CD69414A27 for ; Thu, 3 Sep 2026 08:13:32 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.246.85.4 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788423214; cv=none; b=ZirKQ+5lBv73wdzvIPEkjOT2j/T535aXLdKKR8OZ4uQdGEBhf6zVGgpDFRa6z7mmwqoK0rl/XhTRId6vs8Jmi4AS0aHc92vFuSCtN2/VlHjHRDyYSNy4Q5potX5QdR7I5WINu2Ge+G8A+RFLBaSMkISH/mP9lL3cPhxnntSUUIs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788423214; c=relaxed/simple; bh=URDIfqKj3Oe9j3cNqkG8Cql5ENZP2CjRnVmv06xFdg8=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=E0Gnd1B/HpZjvRFlGx4/b9484sXyKrVpESbAJ2JcoCeA3k9YDNzaU3J/DYAaN5vA8zkZBPjK2JrVfdKf4e9HH6VhL0aY5+RvaVpw5ubRoD59wcwE32npS7UCrqYFgsJVbaiXRVE/fLN4wbJ5ngGLf3c6olH6k5ufQrqbDaybbQM= 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=0Xy4ugZG; arc=none smtp.client-ip=185.246.85.4 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="0Xy4ugZG" Received: from smtpout-01.galae.net (smtpout-01.galae.net [212.83.139.233]) by smtpout-03.galae.net (Postfix) with ESMTPS id EBAE24E414F5; Thu, 3 Sep 2026 08:13:30 +0000 (UTC) Received: from mail.galae.net (mail.galae.net [212.83.136.155]) by smtpout-01.galae.net (Postfix) with ESMTPS id BDD71602B8; Thu, 3 Sep 2026 08:13:30 +0000 (UTC) Received: from [127.0.0.1] (localhost [127.0.0.1]) by localhost (Mailerdaemon) with ESMTPSA id 0F3D811C79B6F; Thu, 3 Sep 2026 10:13:10 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=dkim; t=1788423194; h=from:subject:date:message-id:to:cc:mime-version:content-type: content-transfer-encoding:in-reply-to:references; bh=FsEQJhhfqfgS9xLyU7kCDj+w/oaxXwQBR7Fe3h3U6+8=; b=0Xy4ugZGVlaaaQ6ZlcLgG/l7Bv3qGcoaTGEHQuE+TUPNHg2km5DyyTWt6w6kKglVm4Wc+U 15z4UPrVizIM0kcG9q16urM9aN/Ap3M3S7oD5ZCvM482YJs5F+dZ4yeVN2V30jc3wPcGw8 1OLd915ZOiuK2lqHIspAcrnYKsJhfgLWKi2gcrjFh0NX3N4ItVIdK/fsFQn7pCSwMUSYsw pyivCeKR3ET+8JQ6ZB+Q9W7lSaPaNFGHrpHGv8M1t/kiId2ybrMhIDTjfiLlHNPguqy5aC W8UY9lOsD6OU174cURt1APgbdmk/cVJ1N5TIgei7FmDTOTdDjFZncKaNsXNK2A== From: Luca Ceresoli Date: Thu, 03 Sep 2026 10:11:17 +0200 Subject: [PATCH RFC v2 14/19] drm/bridge: ssd2825: don't create a panel_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: 7bit Message-Id: <20260903-drm-bridge-every-panel-v2-14-2ab8ee24538e@bootlin.com> References: <20260903-drm-bridge-every-panel-v2-0-2ab8ee24538e@bootlin.com> In-Reply-To: <20260903-drm-bridge-every-panel-v2-0-2ab8ee24538e@bootlin.com> To: Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , Jessica Zhang , Linus Walleij , Inki Dae , Jagan Teki , Marek Szyprowski Cc: Albert Esteve , Anusha Srivatsa , Dmitry Baryshkov , Hui Pu , Ian Ray , Thomas Petazzoni , dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Luca Ceresoli X-Mailer: b4 0.16.0 X-Last-TLS-Session-Version: TLSv1.3 Now a panel_bridge is automatically created for every drm_panel, so this call to drm_panel_bridge_add_typed() would lead to creating a second bridge for the same panel. Update and simplify the code by just getting a reference to the already-existing bridge. As of_drm_get_bridge_by_endpoint() returns a refcounted bridge, take care of putting the bridge reference. Signed-off-by: Luca Ceresoli --- drivers/gpu/drm/bridge/Kconfig | 2 -- drivers/gpu/drm/bridge/ssd2825.c | 23 +++++------------------ 2 files changed, 5 insertions(+), 20 deletions(-) diff --git a/drivers/gpu/drm/bridge/Kconfig b/drivers/gpu/drm/bridge/Kconfig index f897058462c8..7de5abc47b54 100644 --- a/drivers/gpu/drm/bridge/Kconfig +++ b/drivers/gpu/drm/bridge/Kconfig @@ -349,8 +349,6 @@ config DRM_SOLOMON_SSD2825 depends on SPI_MASTER && OF select DRM_MIPI_DSI select DRM_KMS_HELPER - select DRM_PANEL - select DRM_PANEL_BRIDGE help Say Y here if you want support for the Solomon SSD2825 RGB/DSI SPI bridge driver. diff --git a/drivers/gpu/drm/bridge/ssd2825.c b/drivers/gpu/drm/bridge/ssd2825.c index b0142d6d40dc..71877699dfab 100644 --- a/drivers/gpu/drm/bridge/ssd2825.c +++ b/drivers/gpu/drm/bridge/ssd2825.c @@ -17,7 +17,6 @@ #include #include #include -#include #include