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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1B7D6C433FE for ; Fri, 1 Oct 2021 07:16:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0652961A6F for ; Fri, 1 Oct 2021 07:16:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1352015AbhJAHSd (ORCPT ); Fri, 1 Oct 2021 03:18:33 -0400 Received: from mail.kernel.org ([198.145.29.99]:42394 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1352430AbhJAHSd (ORCPT ); Fri, 1 Oct 2021 03:18:33 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id CD51D61268; Fri, 1 Oct 2021 07:16:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1633072609; bh=0AwT4s57SsmaSiU08cgPNAiFUVBKybKfyZaKCHWQPTg=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=J7WVP8UAE7DTCVTGhG6UyS92juKOQG4yPLq3USsrvlqOR5C1fKQmNL3UYOIE23RPI iMCzitJj7vltJkk7SFQ06/rtFibcX6K3O93K4kVFpjHV1goLIWmZtI4fz/JAB+Hbph Ygxw+B8QQURQz3M3RJJLEQInGNXi5uyAtqIUPD/Q= Date: Fri, 1 Oct 2021 09:16:47 +0200 From: Greg KH To: "David E. Box" Cc: lee.jones@linaro.org, hdegoede@redhat.com, mgross@linux.intel.com, bhelgaas@google.com, andriy.shevchenko@linux.intel.com, srinivas.pandruvada@intel.com, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, platform-driver-x86@vger.kernel.org, linux-pci@vger.kernel.org Subject: Re: [PATCH 5/5] platform/x86: Add Intel Software Defined Silicon driver Message-ID: References: <20211001012815.1999501-1-david.e.box@linux.intel.com> <20211001012815.1999501-6-david.e.box@linux.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20211001012815.1999501-6-david.e.box@linux.intel.com> Precedence: bulk List-ID: X-Mailing-List: linux-doc@vger.kernel.org On Thu, Sep 30, 2021 at 06:28:15PM -0700, David E. Box wrote: > Intel Software Defined Silicon (SDSi) is a post manufacturing mechanism for > activating additional silicon features. Features are enabled through a > license activation process. The SDSi driver provides a per socket, ioctl > interface for applications to perform 3 main provisioning functions: > > 1. Provision an Authentication Key Certificate (AKC), a key written to > internal NVRAM that is used to authenticate a capability specific > activation payload. > > 2. Provision a Capability Activation Payload (CAP), a token authenticated > using the AKC and applied to the CPU configuration to activate a new > feature. > > 3. Read the SDSi State Certificate, containing the CPU configuration > state. > > The ioctl operations perform function specific mailbox commands that > forward the requests to SDSi hardware to perform authentication of the > payloads and enable the silicon configuration (to be made available after > power cycling). > > The SDSi device itself is enumerated as an auxiliary device from the > intel_extended_caps driver and as such has a build dependency on > CONFIG_INTEL_EXTENDED_CAPS. > > Link: https://github.com/intel/intel-sdsi > Signed-off-by: David E. Box I do not see the "required" review that Intel developers need when sending stuff to me. What happened here? thanks, greg k-h