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Wed, 3 Mar 2021 10:11:51 +0000 From: Nava kishore Manne To: Moritz Fischer CC: "trix@redhat.com" , "robh+dt@kernel.org" , Michal Simek , "linux-fpga@vger.kernel.org" , "devicetree@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" , "linux-kernel@vger.kernel.org" , git , "chinnikishore369@gmail.com" Subject: RE: [PATCH 1/2] fpga: mgr: Adds secure BitStream loading support Thread-Topic: [PATCH 1/2] fpga: mgr: Adds secure BitStream loading support Thread-Index: AQHW7UWZwDiwSbkqzUWMwmmZwUyntqozISAAgAgZmKCANxU1wA== Date: Wed, 3 Mar 2021 10:11:51 +0000 Message-ID: References: <20210118025058.10051-1-nava.manne@xilinx.com> In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-Auto-Response-Suppress: DR, RN, NRN, OOF, AutoReply X-MS-TNEF-Correlator: authentication-results: kernel.org; dkim=none (message not signed) header.d=none;kernel.org; dmarc=none action=none header.from=xilinx.com; x-originating-ip: [223.238.27.222] x-ms-publictraffictype: Email x-ms-office365-filtering-ht: Tenant x-ms-office365-filtering-correlation-id: 27777e3a-1ea5-42f6-350c-08d8de2cc3ec x-ms-traffictypediagnostic: BN6PR02MB2226: x-ld-processed: 657af505-d5df-48d0-8300-c31994686c5c,ExtAddr x-ms-exchange-transport-forked: True x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:612; 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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Ping! > -----Original Message----- > From: Nava kishore Manne > Sent: Wednesday, January 27, 2021 2:43 PM > To: Moritz Fischer > Cc: trix@redhat.com; robh+dt@kernel.org; Michal Simek > ; linux-fpga@vger.kernel.org; > devicetree@vger.kernel.org; linux-arm-kernel@lists.infradead.org; linux- > kernel@vger.kernel.org; git ; chinnikishore369@gmail.com > Subject: RE: [PATCH 1/2] fpga: mgr: Adds secure BitStream loading support > > Hi Moritz, > > Thanks for the review. > Please find my response inline. > > > -----Original Message----- > > From: Moritz Fischer > > Sent: Friday, January 22, 2021 10:47 AM > > To: Nava kishore Manne > > Cc: mdf@kernel.org; trix@redhat.com; robh+dt@kernel.org; Michal Simek > > ; linux-fpga@vger.kernel.org; > > devicetree@vger.kernel.org; linux-arm-kernel@lists.infradead.org; > > linux- kernel@vger.kernel.org; git ; > > chinnikishore369@gmail.com > > Subject: Re: [PATCH 1/2] fpga: mgr: Adds secure BitStream loading > > support > > > > On Mon, Jan 18, 2021 at 08:20:57AM +0530, Nava kishore Manne wrote: > > > This commit adds secure flags to the framework to support secure > > > BitStream Loading. > > > > > > Signed-off-by: Nava kishore Manne > > > --- > > > drivers/fpga/of-fpga-region.c | 10 ++++++++++ > > > include/linux/fpga/fpga-mgr.h | 12 ++++++++++++ > > > 2 files changed, 22 insertions(+) > > > > > > diff --git a/drivers/fpga/of-fpga-region.c > > > b/drivers/fpga/of-fpga-region.c index e405309baadc..3a5eb4808888 > > > 100644 > > > --- a/drivers/fpga/of-fpga-region.c > > > +++ b/drivers/fpga/of-fpga-region.c > > > @@ -228,6 +228,16 @@ static struct fpga_image_info > > *of_fpga_region_parse_ov( > > > if (of_property_read_bool(overlay, "encrypted-fpga-config")) > > > info->flags |= FPGA_MGR_ENCRYPTED_BITSTREAM; > > > > > > + if (of_property_read_bool(overlay, "userkey-encrypted-fpga- > > config")) > > > + info->flags |= > > FPGA_MGR_USERKEY_ENCRYPTED_BITSTREAM; > > > > Can this just be encrypted-fpga-config/FPGA_MGR_ENCRYPTED? > > In Encryption we have two kinds of use case one is Encrypted Bitstream > loading with Device-key and Other one is Encrypted Bitstream loading with > User-key. To differentiate both the use cases this Changes are needed. > > Regards, > Navakishore. _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel