Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67;
Date:   Wed, 26 Feb 2020 09:21:23 -0600
From:   Rob Herring <robh@kernel.org>
To:     Peter Ujfalusi <peter.ujfalusi@ti.com>
Cc:     vkoul@kernel.org, robh+dt@kernel.org, mark.rutland@arm.com,
        dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org,
        dan.j.williams@intel.com, grygorii.strashko@ti.com,
        devicetree@vger.kernel.org
Subject: Re: [PATCH 1/2] dt-bindings: dma: ti: k3-udma: Update for atype
 support (virtualization)
Message-ID: <20200226152123.GA25719@bogus>
References: <20200218143126.11361-1-peter.ujfalusi@ti.com>
 <20200218143126.11361-2-peter.ujfalusi@ti.com>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <20200218143126.11361-2-peter.ujfalusi@ti.com>
User-Agent: Mutt/1.10.1 (2018-07-13)
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

On Tue, 18 Feb 2020 16:31:25 +0200, Peter Ujfalusi wrote:
> In UDMA each channel can use different ATYPE value which tells UDMA how
> the addresses in the descriptors should be treated:
> 0: pointers are physical addresses (no translation)
> 1: pointers are intermediate addresses (PVU)
> 2: pointers are virtual addresses (SMMU)
> 
> When virtualized environment is used then the dma binding should use
> additional cell to configure the desired ATYPE for the channel.
> 
> Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
> ---
>  .../devicetree/bindings/dma/ti/k3-udma.yaml   | 19 ++++++++++++++++++-
>  1 file changed, 18 insertions(+), 1 deletion(-)
> 

Reviewed-by: Rob Herring <robh@kernel.org>