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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 0AE4FC48292 for ; Mon, 5 Feb 2024 19:06:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:Content-Type: Content-Transfer-Encoding:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:From:References:Cc:To:Subject: MIME-Version:Date:Message-ID:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=54eMuDgmH1A7Aa4QaVplKLM84dlqlfK54lR6IoEdCAg=; b=BZSqU2yWgwLAuY Jf5Ixf+k2lxaiPr0SioSVT3Kmjh4rQhkbxlU8h089OpktrokrshUV6MOYjw1ncD//dUUvqte2J2LT iziSRzvBHtzT7k/TFasvUz2BgGui9JRxmTluFHO2jahchii6l3+7pGXY5RUZapMW6f+AXXDOAz5PW iqekLCtNd8Sd9ndK/zWstfdgJ5CeqTBcvlJWOu9SYLx7RcuJ0xT6lefoocJdq3ztyZ73mSbJu3UW8 v3vLG+eUL6BkMINlxMQG7v/4CF6gfKRHIJsHxXQ7TuTUKCqWXrrQKYd+O3DXEd47QORvam6TVDxRO bLOSGSx0Z6zcDS+7/pNw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1rX4Ie-00000004VRq-41VL; Mon, 05 Feb 2024 19:06:36 +0000 Received: from mout.gmx.net ([212.227.17.21]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1rX4Ib-00000004VPn-3Qoo; Mon, 05 Feb 2024 19:06:35 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gmx.net; s=s31663417; t=1707159986; x=1707764786; i=wahrenst@gmx.net; bh=e2OL4EiWvWIn9xVFVK1QFdVDd5fgSWtFdp0kgfHTXGM=; h=X-UI-Sender-Class:Date:Subject:To:Cc:References:From: In-Reply-To; b=CFGjo7pS2S2sF0CGwdUzGzoBAgKOXGcn82YLTASuQPe9G6Q83AqbLoZ/YEtPcNe4 lfOqdi1GlbnHa4V6E10vBUqg2Ygkm1hhPSsAoDuxRM3piFFe+ehxUC61NvvNU8gaR vAX9vfUnjKGo/z4by0mTaUWu0Qqt4TzSFrZcrIEImTjhc8AmZron26KbFHczYE+FZ jO/zlGPHthvY12+T85z+iXCNK3r2ycNdzdQbo0Vq90Hd03J7wLfwSA5vvCVcsquos f5EHOXY2LFevX9RvPNc6MDb0LrwgVGICfxzUQ0id52+sDaW/YH+weiGBFWISaWUVt QffHEKoLjx2uqxN5Mg== X-UI-Sender-Class: 724b4f7f-cbec-4199-ad4e-598c01a50d3a Received: from [192.168.1.167] ([37.4.248.43]) by mail.gmx.net (mrgmx105 [212.227.17.168]) with ESMTPSA (Nemesis) id 1MvbG2-1qi8N22ow2-00shgQ; Mon, 05 Feb 2024 20:06:26 +0100 Message-ID: Date: Mon, 5 Feb 2024 20:06:25 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 00/12] Add support for BCM2712 DMA engine Content-Language: en-US To: Andrea della Porta , Vinod Koul , 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 Cc: Maxime Ripard , Dom Cobley , Phil Elwell References: From: Stefan Wahren In-Reply-To: X-Provags-ID: V03:K1:nJiNqVk/3+nZThAYal+pN6vhJK0NctDKoVu/OKHGcg10XoKbpGu cuY8O8OOO1QONMKNJZVAfo6x3fzZRJFIaUJj2nNiVl4mtHckd1HbZiV4l6W+PDnZ0H4qiUx pcKh8tu/G2meJTF2khqF4Nw81J8L0Z5BZLTzlGnylb2xBOjPP1c5C9U74C2WLCJaSTbRMql 3fh07nh6ZGRKXg+johyCg== UI-OutboundReport: notjunk:1;M01:P0:D0ByTQ4dxtk=;wVGIfcHu2aqaBPu4fkqTwf9T5Wz sthJxR2uEffnPYrkNDt7HwyWrQuU8aOC/YFD3SQsSE8hLvz67vi7VM0cjLvXZ0CitMAZp8SGD 17s2jUrjvNo1IWDtoA4AQi2Dr4MiaphAs89o3WBvv2BgRUZmlG5ub0Us5irBWEGAlONyRPAKU Sj0ObMkaSAsEGYtnSq2KOLFGLsI8q26ec8GhaBZqjOephWoC1IqDkeDJkVb09X9KiErCmhTfO B2zBfvF44ruSXlZI5GWqSsxjadCajaL2AyMfGSnXocfYMoRv8+ECMhoTuweZJAZ2JVbGXRAbi nHQy8rkUd9r+2yRiayNrrcwg91gUvL7H+6mmvwodXCjUxJfydJyHEBSnKLquYVTyS9S29ZJLc vomggZHaG6lHgaug6clsoRk5PFM7zR3d3KJ45X7oHkdt0p+UOu5QHaSlcca4Jh8eIfGiOj9uq sPiuxJDyl9aT7C3bV7AJFRBNOOW3ehBVuFfd86t/mEQOloAKScTnVRozFb18coNui+TcE0Izi leFf/NVBxuZlknRpygDQjz74Fk7ID7W3zYTPBrKGEH9vrtKeN1t8KtIfhOYl+P0kc7XnPaIyA 46QxH5847H1XTP57224inOS65uUzIPcGVZpphwIMv6003dP/TnPbjEEp4T++/IlJYhtXWpQPy b/cNvq506jtn6PdVARCbvxDKZLhWWqp1i6IbII7lpvRl6gD0dAf3azK2Gfn9dF4ZJ4Gy5OnMM 72DrFB5oAlDmcQ864YogPaNglENiSk4L2fqVegyG9+HCt/BP7KRmZjplqrMoYC0WPn1o+/P4A ZJ3hfRM8ZGYtvxGkipp6Dwtb40d0cOLYIb7cbPP9Pj6oI= X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240205_110634_195184_53C1F429 X-CRM114-Status: GOOD ( 17.80 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi Andrea, Am 04.02.24 um 07:59 schrieb Andrea della Porta: > 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. sorry but this is not sufficient. AFAIK only the Raspberry Pi 5 has a BCM2712. I suggest to start with BCM2711 40 bit support, which is enough work. This whole series does neither contain a change to the dt-bindings nor to the DTS files. This is not how it works. Best regards > > 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(-) > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel