From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 E2FDD200BA; Wed, 7 Feb 2024 08:19:50 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707293991; cv=none; b=mz4i5lXOOhcffu/4USoZ99y2ndcRW9yclPhgzmJMsKI2zRqLWpL6TnUFOlCUQTUHb3Qf0rMeeFfHaaryeyBcVwNU8GK+5/gYTaNpzkTJ3IAFHrAry/wrpkPWjwE71j6lLAm58BKQxOuS9avOa14z8UnM7Nxoy6gE6AuAD7CIO2g= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707293991; c=relaxed/simple; bh=+sQ5L6rGBsn2M996CLaOLE7iyMKt30Zg+NEaU+RovJU=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=bSK2SdVNvnTRuoZs6tmUTVcSDP8Gonz79TcPVZgMQR42465hx5/q+YMWsOLAwETUdQshHxegi1YqS+fPl6gKjQCjNVE692EjDe5eyFvYptq2IL6dxMJc4noWvUA9EMuiwNFcHFxB7r2pxZ4ZpKx1bnaXMGeIY0+FsD56jhDOQi8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Chi+r8jn; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="Chi+r8jn" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 00540C433C7; Wed, 7 Feb 2024 08:19:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1707293990; bh=+sQ5L6rGBsn2M996CLaOLE7iyMKt30Zg+NEaU+RovJU=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=Chi+r8jnVDNxdg4OKMOcUAwAT8K7f3du0gXeb/kEWU5YIcUw5nLi5sEvEy/yghrOj pRT6L2oNaRbXWwUxvnhgRq6pyThhfjylfjrhAEPS7edfRORjVu7wp0RDNexGfO0AR+ MlYubfCxW7PQAQ5D/iazBvKS2t5VJg9R1P4R25jSAOdSt61RV71c39hYVFfM8z3XnA zY4fRzUMQWUc2CYwNYtf8llDXLal9H+SOsLWctPN8h1T5kUonBVLcgvZNZAzB9a5wj sCaOohs7HL9keZXJmJoPN71GCNJ3T/BPfD5nfwHc5l1mvjOFnhNsjOwpeZuU8IQ0uR /t6ES/82DDZdw== Date: Wed, 7 Feb 2024 09:19:47 +0100 From: Vinod Koul To: Andrea della Porta Cc: Florian Fainelli , Ray Jui , Scott Branden , Broadcom internal kernel review list , dmaengine@vger.kernel.org, linux-rpi-kernel@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Maxime Ripard , Dom Cobley , Phil Elwell Subject: Re: [PATCH 00/12] Add support for BCM2712 DMA engine Message-ID: References: Precedence: bulk X-Mailing-List: dmaengine@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: On 04-02-24, 07:59, Andrea della Porta wrote: > This patchset aims to update the dma engine for BCM* chipset with respect > to current advancements in downstream vendor tree. In particular: > > * Added support for BCM2712 DMA. > * Extended DMA addressing to 40 bit. Since BCM2711 also supports 40 bit addressing, > it will also benefit from the update. > * Handled the devicetree node from vendor dts (e.g. "dma40"). > > The only difference between the application of this patch and the relative code > in vendor tree is the dropping of channel reservation for BCM2708 DMA legacy > driver, that seems to have not made its way to upstream anyway, and it's > probably used only from deprecated subsystems. > > Compile tested and runtime tested on RPi4B only. > > Dom Cobley (4): > bcm2835-dma: Support dma flags for multi-beat burst > bcm2835-dma: Need to keep PROT bits set in CS on 40bit controller > dmaengine: bcm2835: Rename to_bcm2711_cbaddr to to_40bit_cbaddr > bcm2835-dma: Fixes for dma_abort > > Maxime Ripard (2): > dmaengine: bcm2835: Use to_bcm2711_cbaddr where relevant > dmaengine: bcm2835: Support DMA-Lite channels > > Phil Elwell (6): > bcm2835-dma: Add support for per-channel flags > bcm2835-dma: Add proper 40-bit DMA support > bcm2835-dma: Add NO_WAIT_RESP, DMA_WIDE_SOURCE and DMA_WIDE_DEST flag > bcm2835-dma: Advertise the full DMA range > bcm2835-dma: Derive slave DMA addresses correctly > dmaengine: bcm2835: Add BCM2712 support > > drivers/dma/bcm2835-dma.c | 701 ++++++++++++++++++++++++++++++++------ > 1 file changed, 588 insertions(+), 113 deletions(-) Everything is modifying one file and still you have 2 different tags for patches, why? Consistency is a good thing, right... -- ~Vinod