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[24.155.109.49]) by smtp.gmail.com with ESMTPSA id s131sm553775oib.14.2021.04.09.07.47.28 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 09 Apr 2021 07:47:29 -0700 (PDT) Received: (nullmailer pid 3627857 invoked by uid 1000); Fri, 09 Apr 2021 14:47:27 -0000 Date: Fri, 9 Apr 2021 09:47:27 -0500 From: Rob Herring To: Nava kishore Manne Subject: Re: [PATCH RFC 1/3] fpga: region: Add fpga-region property 'fpga-config-from-dmabuf' Message-ID: <20210409144727.GA3625530@robh.at.kernel.org> References: <20210402090933.32276-1-nava.manne@xilinx.com> <20210402090933.32276-2-nava.manne@xilinx.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20210402090933.32276-2-nava.manne@xilinx.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: , Cc: devicetree@vger.kernel.org, git@xilinx.com, trix@redhat.com, linux-fpga@vger.kernel.org, michal.simek@xilinx.com, dri-devel@lists.freedesktop.org, linaro-mm-sig@lists.linaro.org, mdf@kernel.org, linux-arm-kernel@lists.infradead.org, christian.koenig@amd.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" On Fri, Apr 02, 2021 at 02:39:31PM +0530, Nava kishore Manne wrote: > Add "fpga-config-from-dmabuf" property to allow the bitstream > configuration from pre-allocated dma-buffer. > > Signed-off-by: Nava kishore Manne > --- > Documentation/devicetree/bindings/fpga/fpga-region.txt | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/Documentation/devicetree/bindings/fpga/fpga-region.txt b/Documentation/devicetree/bindings/fpga/fpga-region.txt > index 969ca53bb65e..c573cf258d60 100644 > --- a/Documentation/devicetree/bindings/fpga/fpga-region.txt > +++ b/Documentation/devicetree/bindings/fpga/fpga-region.txt > @@ -177,6 +177,8 @@ Optional properties: > it indicates that the FPGA has already been programmed with this image. > If this property is in an overlay targeting a FPGA region, it is a > request to program the FPGA with that image. > +- fpga-config-from-dmabuf : boolean, set if the FPGA configured done from the > + pre-allocated dma-buffer. Sounds like an implementation detail of the OS. Doesn't belong in DT. Rob > - fpga-bridges : should contain a list of phandles to FPGA Bridges that must be > controlled during FPGA programming along with the parent FPGA bridge. > This property is optional if the FPGA Manager handles the bridges. > -- > 2.18.0 > _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel