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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id BD1B2C04A68 for ; Thu, 28 Jul 2022 02:05:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235999AbiG1CFw (ORCPT ); Wed, 27 Jul 2022 22:05:52 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42564 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234232AbiG1CFt (ORCPT ); Wed, 27 Jul 2022 22:05:49 -0400 Received: from mailout1.samsung.com (mailout1.samsung.com [203.254.224.24]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8371058B76 for ; Wed, 27 Jul 2022 19:05:47 -0700 (PDT) Received: from epcas1p1.samsung.com (unknown [182.195.41.45]) by mailout1.samsung.com (KnoxPortal) with ESMTP id 20220728020545epoutp01a1b12489d58081ce29092a638c95cf7a~F3AN0kx7N0539705397epoutp01E for ; Thu, 28 Jul 2022 02:05:45 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 mailout1.samsung.com 20220728020545epoutp01a1b12489d58081ce29092a638c95cf7a~F3AN0kx7N0539705397epoutp01E DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=samsung.com; s=mail20170921; t=1658973945; bh=1InYW9LDjayr9obhARBap5Y8WSK1Ro6VLWIWpFHXP0M=; h=Subject:Reply-To:From:To:CC:In-Reply-To:Date:References:From; b=hEWykS1MZHdW+VRC0io1V3UMxZ38UZtNxPuaKMTf/GYkcybY53ctdKnorwdOcP6sh x9C1U7VGHG7RKUCYFGA7PMJmPIDdXt5ZW2sIaUTlnbUkGrMQDLaAusPsHflc6VrpGH jW/RavAWQixsRvnC+w3jFk0zucJKgPXm780wYlEg= Received: from epsnrtp3.localdomain (unknown [182.195.42.164]) by epcas1p3.samsung.com (KnoxPortal) with ESMTP id 20220728020544epcas1p3f624512369e78847539cd7f89b456779~F3ANkT21Q2519125191epcas1p3B; Thu, 28 Jul 2022 02:05:44 +0000 (GMT) Received: from epsmges1p1.samsung.com (unknown [182.195.38.234]) by epsnrtp3.localdomain (Postfix) with ESMTP id 4LtYs35qf2z4x9QF; Thu, 28 Jul 2022 02:05:43 +0000 (GMT) X-AuditID: b6c32a35-733ff700000025b9-2a-62e1eef77a41 Received: from epcas1p1.samsung.com ( [182.195.41.45]) by epsmges1p1.samsung.com (Symantec Messaging Gateway) with SMTP id 95.A4.09657.7FEE1E26; Thu, 28 Jul 2022 11:05:43 +0900 (KST) Mime-Version: 1.0 Subject: RE: Re: [PATCH 1/9] trinity: Add base driver Reply-To: myungjoo.ham@samsung.com Sender: MyungJoo Ham From: MyungJoo Ham To: Greg KH , Jiho Chu CC: "arnd@arndb.de" , "linux-kernel@vger.kernel.org" , Yelin Jeong X-Priority: 3 X-Content-Kind-Code: NORMAL In-Reply-To: X-Drm-Type: N,general X-Msg-Generator: Mail X-Msg-Type: PERSONAL X-Reply-Demand: N Message-ID: <20220728020543epcms1p22f45bba0006bb9fcf04d697d9a2d5ec2@epcms1p2> Date: Thu, 28 Jul 2022 11:05:43 +0900 X-CMS-MailID: 20220728020543epcms1p22f45bba0006bb9fcf04d697d9a2d5ec2 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="utf-8" CMS-TYPE: 101P X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFnrNKsWRmVeSWpSXmKPExsWy7bCmru73dw+TDL4t07X4O+kYu0Xz4vVs Fu+7dzNbXN41h83i+bTrLA6sHr9/TWL02D93DbtH35ZVjB6fN8kFsERl22SkJqakFimk5iXn p2TmpdsqeQfHO8ebmhkY6hpaWpgrKeQl5qbaKrn4BOi6ZeYA7VVSKEvMKQUKBSQWFyvp29kU 5ZeWpCpk5BeX2CqlFqTkFJgW6BUn5haX5qXr5aWWWBkaGBiZAhUmZGecX/uRpeAeZ0VH/xHG BsbN7F2MnBwSAiYSD+Z0MYHYQgI7GCVm9DJ3MXJw8AoISvzdIQwSFhYwlTjb2MwCUaIk0XBz HzNEXF+i48E2RhCbTUBXYuuGu2A1IgKeEr8mrQaq4eJgFuhhlFi99zEzxC5eiRntT1kgbGmJ 7cu3gjVzCmhKHHi7FCouKnFz9Vt2GPv9sfmMELaIROu9s1BzBCUe/NzNCHInyJyfV/RBdkkI TGaUOHniOCOEM4dRYtqGd2wQDfoSZ+aeZIN4zFdizmxRkDCLgKrErMfdTBBzXCSuvfMHCTML yEtsfzsHHAzMQKet36UPEeaTePe1hxXmkx3znjBB2GoSh3YvgbpYRuL09IVQV3pITJ1ylR3k GiGBK8BgWPmEbQKj/CxE6M5Csm0WwrYFjMyrGMVSC4pz01OLDQsM4fGZnJ+7iRGc6rRMdzBO fPtB7xAjEwfjIUYJDmYlEd6E6PtJQrwpiZVVqUX58UWlOanFhxhNgd6cyCwlmpwPTLZ5JfGG JpYGJmZGxiYWhmaGSuK8q6adThQSSE8sSc1OTS1ILYLpY+LglGpg4hes+MM/f8q+sguTPnx0 jMuwdPpvtORZvNypg4q1B4uyBSM6J4pVZuVVtbH9OiXe/NbqbtDvn4vvsO55fX/R9jXzdmq7 vxab8TZLdv2Mt+7zP0zcry3GfLXI/Yiw3vvlM1b19s+db+ZhEnU4peRU888327IPzO9ayzrR e5XkmRC+NIHmF/nGt3f9OSd1bEHuEReXjFrFSrdp73eZGK2+fEnTuDFz56TWqS87bNLCSti2 TX56bxLHJAOb75HmD3OFJmz2+XNHoz37odSu31U3K/sP1KVkTGu+9pb/kf5JH+EyjQnrtFPv q1if3OnD2b+j4EV4uc2lW9Wnsratf23xWzD1vl619vTG5LNOs8+stlFiKc5INNRiLipOBABd dNkc/gMAAA== DLP-Filter: Pass X-CFilter-Loop: Reflected X-CMS-RootMailID: 20220725065309epcas1p4565e7bb0fea1aaf3e5e300de00774c2a References: <20220725065308.2457024-1-jiho.chu@samsung.com> <20220725065308.2457024-2-jiho.chu@samsung.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > > > + help > > + Select this option to enable driver support for Samsung > > + Neural Processing Unit (NPU). > > + > > + This driver works as a base driver of the other drivers > > + for Trinity device family. > > + > > + This option should be enabled to support Trinity > > + Vision 2 (TRIV2), and Trinity Audio (TRIA). > > + > > +config TRINITY_VISION2 > > + tristate "Samsung NPU Trinity Vision 2" > > What happened to "vision 1"? It's designed before Vision 1, but its products are still not yet released. The two have different target neural networks. > > > + depends on TRINITY > > + default n > > + help > > + Select this option to enable driver support for a Samsung > > + Neural Processing Unit (NPU), Tinity Vision 2. > > + > > + This driver enables userspace system library to access the > > + device via /dev/triv2-N. > > What is the module name? > > Where is the userspace library code that talks to this? Any > documentation for this interface anywhere? > I believe Jiho will provide documents soon; however, the userspace library code is at https://git.tizen.org/cgit/platform/adaptation/npu/trix-engine/ , which is shipped with 2022 TVs. Cheers, MyungJoo