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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (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 6F975C3ABDD for ; Tue, 20 May 2025 10:09:58 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 8EFFA10E0EE; Tue, 20 May 2025 10:09:57 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="DTRWoZNz"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.16]) by gabe.freedesktop.org (Postfix) with ESMTPS id 7829D10E09E for ; Tue, 20 May 2025 10:09:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1747735796; x=1779271796; h=from:to:cc:subject:in-reply-to:references:date: message-id:mime-version; bh=0PA8gOT5qlDi4EOK5CzsQ2tUFLu/eRBQa3JY9IJpy/A=; b=DTRWoZNzAvnkUDc0huwY6jYMIekF/kWIkOSYkgEuxHGhlJmY9SbnFMua 8m55nGdqSc5hXY6zqJc8OoFekWlicrtPKeISryhh0Fg4J35C4Sditf8YC h0Fvrf4fwK+GHq32qXLW6b1KxJM55jXcOQIOqRmgX/CIQKH4pKVYn9k5u e5ayGDMpxDiiP/jCo+pQrhbP4/KkWYT2NSxEb6yXTQPVOIbVSbcm66U5s guKmjXCC5cBxemdwuBwKx42UVSfalSsv53O0Rg6bi34qw8qgh/ITkBFo4 Kq+ftkMBKIz1sUQwlnO8/mCKi8PgQb8a7VcpQUEDGHfQ4PkKusIWz3Nx/ g==; X-CSE-ConnectionGUID: CDIO9UZmRiS14CPU3LsRwQ== X-CSE-MsgGUID: keTHlq/jQt28DpxAaGkHjA== X-IronPort-AV: E=McAfee;i="6700,10204,11438"; a="49725666" X-IronPort-AV: E=Sophos;i="6.15,302,1739865600"; d="scan'208";a="49725666" Received: from orviesa001.jf.intel.com ([10.64.159.141]) by orvoesa108.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 May 2025 03:09:55 -0700 X-CSE-ConnectionGUID: ADek4IpGReaPfJVxkT8tXA== X-CSE-MsgGUID: Ondfzp86SAuYF/zZKs7E2w== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.15,302,1739865600"; d="scan'208";a="176774054" Received: from dhhellew-desk2.ger.corp.intel.com (HELO localhost) ([10.245.245.168]) by smtpauth.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 May 2025 03:09:51 -0700 From: Jani Nikula To: Maxime Ripard Cc: Anusha Srivatsa , Neil Armstrong , Jessica Zhang , Maarten Lankhorst , Thomas Zimmermann , David Airlie , Simona Vetter , dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Luca Ceresoli Subject: Re: [PATCH v4 2/4] drm/panel: Add refcount support In-Reply-To: <20250519-singing-silent-stingray-fe5c9b@houat> Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo References: <87y0vkw8ll.fsf@intel.com> <20250429-benign-sidewinder-of-defense-6dd4d8@houat> <87o6wfwcef.fsf@intel.com> <20250505-slim-bizarre-marten-a674ac@houat> <874ixvtbxy.fsf@intel.com> <20250509-rapid-flounder-of-devotion-6b26bb@houat> <87r00yj6kv.fsf@intel.com> <875xi3im1r.fsf@intel.com> <20250519-singing-silent-stingray-fe5c9b@houat> Date: Tue, 20 May 2025 13:09:47 +0300 Message-ID: <87sekztwyc.fsf@intel.com> MIME-Version: 1.0 Content-Type: text/plain X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Maxime - I'm cutting a lot of context here. Not because I don't think it deserves an answer, but because I seem to be failing at communication. On Mon, 19 May 2025, Maxime Ripard wrote: > You still haven't explained why it would take anything more than > registering a dumb device at probe time though. With that, do you mean a dumb struct device, or any struct device with a suitable lifetime, that we'd pass to devm_drm_panel_alloc()? Is using devm_drm_panel_alloc() like that instead of our own allocation with drm_panel_init() the main point of contention for you? If yes, we can do that. BR, Jani. -- Jani Nikula, Intel