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Tue, 8 Jun 2021 11:50:29 +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: AQHW7UWZwDiwSbkqzUWMwmmZwUyntqozISAAgAgZmKCANxU1wIBrXauAgAFH0bCAGPoWwIAS7o2w Date: Tue, 8 Jun 2021 11:50:29 +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: [149.199.50.129] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: c0e5ccaa-2e7d-44c8-cc0e-08d92a739d44 x-ms-traffictypediagnostic: PH0PR02MB7127: 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:843; 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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: Thursday, May 27, 2021 4:14 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 > > Ping! > > > -----Original Message----- > > From: Nava kishore Manne > > Sent: Tuesday, May 11, 2021 7:02 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, > > > > Please find my response inline. > > > > > -----Original Message----- > > > From: Moritz Fischer > > > Sent: Monday, May 10, 2021 11:14 PM > > > To: Nava kishore Manne > > > Cc: Moritz Fischer ; 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 Wed, Mar 03, 2021 at 10:11:51AM +0000, Nava kishore Manne wrote: > > > > 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. > > > > > > Is this region specific, or could this be a sysfs attribute? > > > > > > > These changes are region specific. > > > > Regards, > > Navakishore. _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel