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 79E16C43458 for ; Fri, 3 Jul 2026 11:18:10 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 8D70E10F7B4; Fri, 3 Jul 2026 11:18:09 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.b="mGfQ5ZjU"; dkim-atps=neutral Received: from tor.source.kernel.org (tor.source.kernel.org [172.105.4.254]) by gabe.freedesktop.org (Postfix) with ESMTPS id A207D10F7C9 for ; Fri, 3 Jul 2026 11:18:08 +0000 (UTC) Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by tor.source.kernel.org (Postfix) with ESMTP id E14B96001A; Fri, 3 Jul 2026 11:18:07 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 905191F000E9; Fri, 3 Jul 2026 11:18:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1783077487; bh=jBXujYiah0WFXjqCSb0QoHYjXF1ucesux4IjvTi8SDE=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=mGfQ5ZjU2R3MTrqtdqmUxN6YkIz2SBGsy2hVkrCTzk17zE3FTrLva12V3atkAwX4a Og7Zls0uQgPw/vg60f9hI58BqMX3vss8vGYVjyKOysWp0KOpV8qaVHNz3KTw0b+tjj 54+EZkxNRr/0h3IW0TaedL4u9Ye6yGJSaHCR+xycTjhRh5WD85qSZR2ReDISt8b+/0 iZ3cIr/rtvYIdoI8mneUxpf1VcB+hu1d4wkApVf/etVercq9gscaxHSVte8wEgKlps kvR19qi0f71L9DRCal2xVNBN2L7FeCLMrDlt/iU+1XkNW1XcNDgQYgGlKdtMCKTKZ2 cUuT/MRqDnGzw== Received: from johan by xi.lan with local (Exim 4.99.3) (envelope-from ) id 1wfbuH-00000000jKL-17lX; Fri, 03 Jul 2026 13:18:05 +0200 Date: Fri, 3 Jul 2026 13:18:05 +0200 From: Johan Hovold To: Svyatoslav Ryhel Cc: Lee Jones , Daniel Thompson , Jingoo Han , Pavel Machek , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Jonathan Cameron , David Lechner , Nuno =?utf-8?B?U8Oh?= , Andy Shevchenko , Helge Deller , dri-devel@lists.freedesktop.org, linux-leds@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-iio@vger.kernel.org, linux-fbdev@vger.kernel.org Subject: Re: [PATCH v5 10/14] mfd: lm3533: Set DMA mask Message-ID: References: <20260617080031.99156-1-clamor95@gmail.com> <20260617080031.99156-11-clamor95@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260617080031.99156-11-clamor95@gmail.com> 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" On Wed, Jun 17, 2026 at 11:00:27AM +0300, Svyatoslav Ryhel wrote: > Missing coherent_dma_mask assigning triggers the following warning in > dmesg: > > [ 3.287872] platform lm3533-backlight.0: DMA mask not set > > Since this warning might be elevated to an error in the future, set > coherent_dma_mask to zero because both the core and cells do not utilize > DMA. IIUC this warning is introduced by the OF conversion and should therefore be moved before it as a preparatory patch. But you need to describe the problem in more detail here as this looks fishy. Johan