From mboxrd@z Thu Jan 1 00:00:00 1970 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 815183FE66F for ; Thu, 3 Sep 2026 08:12:54 +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=1788423175; cv=none; b=e26CaxwUUHgnhExqFaf9Sw8uEMgsLjJGwx2LSv2AkzL23J7dU3E6o1MD3I7DhUsbd4U8BpXv3NHAtgmQRsY7WYtmTNOOUzxb3znWCwP+ZS3acsc52O70AC1mG/lRbRJuj2EEnNd3/H7rWLwxdZN+qR9fAxZjXGz/x1SJE4mKp5k= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788423175; c=relaxed/simple; bh=tGV/uWfmlMvq7+3RR5ljz4J+5Z0nZP06MbEOvj7YRF4=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=pbY1kh97Qvw5rLIsY17f4S6ieDRkgASXTX3hzlFtFyGxkNuqu+bZGELJjyvG5NjwxfNOQCpzUVPa0XzJitczzSdYYmEOl4MOTnpFlbq2YFRb6rNzqRxlJcOS3RzhXOjTtH25lLMYjexyEYGAq7WypaAOAGPllTYug2wJ1tuStXs= 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=VN+AEyuh; 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="VN+AEyuh" Received: from smtpout-01.galae.net (smtpout-01.galae.net [212.83.139.233]) by smtpout-02.galae.net (Postfix) with ESMTPS id E6D721A1977; Thu, 3 Sep 2026 08:12:52 +0000 (UTC) Received: from mail.galae.net (mail.galae.net [212.83.136.155]) by smtpout-01.galae.net (Postfix) with ESMTPS id BACCD602B8; Thu, 3 Sep 2026 08:12:52 +0000 (UTC) Received: from [127.0.0.1] (localhost [127.0.0.1]) by localhost (Mailerdaemon) with ESMTPSA id AFC1E11C79FFE; Thu, 3 Sep 2026 10:12:33 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=dkim; t=1788423156; h=from:subject:date:message-id:to:cc:mime-version:content-type: content-transfer-encoding:in-reply-to:references; bh=Poulp7xYghdU5yIVDl086wKufIjJdAIUgngBY1r33GE=; b=VN+AEyuhqoqg41NtWH8LjaeKUXM/iWDLRpJ1cwOEPs5xITqr70IeNx9V957O+IRL0M8GUq usV08VsEqwAtjp4tFnmAkWDQ91VukDZV/4+tbSd/U3qVpgyxkSyQXS0mUghUiF4GHGmo3m d5qLb/XMYOzNuRVBzm3FWQYiqzRoqbzCLDg9QeAyynrvOCb1hKkZlRTx7iyOkno6sH0nH4 Yflr07Ybwz6EgjrqQXcwtXJnBfoD/1iy04loQCEYR7dyF0cMkyU+E4K+bUXZ2A8EHqu6Mf Zx7RIwFTMduaT7yUV76GM4IkgZQcspJNH7mE3KPyoF+4P3NWhcXLdkX0Z5La+g== From: Luca Ceresoli Date: Thu, 03 Sep 2026 10:11:15 +0200 Subject: [PATCH RFC v2 12/19] drm/bridge: samsung-dsim: 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-v2-12-2ab8ee24538e@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 code (similar to an open-coded variant of drm_of_find_panel_or_bridge()) 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. Signed-off-by: Luca Ceresoli --- drivers/gpu/drm/bridge/Kconfig | 1 - drivers/gpu/drm/bridge/samsung-dsim.c | 24 +++++------------------- 2 files changed, 5 insertions(+), 20 deletions(-) diff --git a/drivers/gpu/drm/bridge/Kconfig b/drivers/gpu/drm/bridge/Kconfig index 0a1e617b3007..eb16f858459d 100644 --- a/drivers/gpu/drm/bridge/Kconfig +++ b/drivers/gpu/drm/bridge/Kconfig @@ -302,7 +302,6 @@ config DRM_SAMSUNG_DSIM depends on OF && HAS_IOMEM select DRM_KMS_HELPER select DRM_MIPI_DSI - select DRM_PANEL_BRIDGE select GENERIC_PHY select GENERIC_PHY_MIPI_DPHY help diff --git a/drivers/gpu/drm/bridge/samsung-dsim.c b/drivers/gpu/drm/bridge/samsung-dsim.c index 5457a7b02a33..ea2837384774 100644 --- a/drivers/gpu/drm/bridge/samsung-dsim.c +++ b/drivers/gpu/drm/bridge/samsung-dsim.c @@ -25,7 +25,6 @@ #include