From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 B1DD2371056; Fri, 3 Jul 2026 11:18:07 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783077489; cv=none; b=WiSyDXupEUi8mj1+HioP+gslltRlTxdHRAlSaRhqcXr2Ami888Xi6QEesi3Ba2VUiUubtWmCONr+Idr/vkqQYAyDDgnTulj6isclZn6fOVg8b84BCxhekszCFXz/aFy9fcmnUvLte/KDvO/05kGlRTU3nMYOxxW/pLMivxbmlqI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783077489; c=relaxed/simple; bh=41uGX8RO/w3jEAgYTE+j+Eb+P9X0qrEzGvvzpOgrjC4=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=vDqlRPLmk+lOacb5KDV83KY+HKSf8f+1qx9Qn1v/aDbymg7rydoyWlIQMwj20rdj/nffev3Agq/35B3E5AV1sjtCEq1V2U6nlgnAl6eBKLVljQCiQLmlg85/xCE3RuSrPxeVxeBGVzEuAoXrQ5TyisyJB2NexjK9LN+qNE9s75w= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=mGfQ5ZjU; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="mGfQ5ZjU" 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> 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=us-ascii Content-Disposition: inline In-Reply-To: <20260617080031.99156-11-clamor95@gmail.com> 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