From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from e7.ny.us.ibm.com (e7.ny.us.ibm.com [32.97.182.137]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "e7.ny.us.ibm.com", Issuer "GeoTrust SSL CA" (not verified)) by ozlabs.org (Postfix) with ESMTPS id 094DE2C0089 for ; Thu, 6 Sep 2012 01:47:30 +1000 (EST) Received: from /spool/local by e7.ny.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Wed, 5 Sep 2012 11:47:25 -0400 Received: from d01relay04.pok.ibm.com (d01relay04.pok.ibm.com [9.56.227.236]) by d01dlp01.pok.ibm.com (Postfix) with ESMTP id 8B02138C8067 for ; Wed, 5 Sep 2012 11:47:11 -0400 (EDT) Received: from d03av01.boulder.ibm.com (d03av01.boulder.ibm.com [9.17.195.167]) by d01relay04.pok.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id q85FlAKi125490 for ; Wed, 5 Sep 2012 11:47:10 -0400 Received: from d03av01.boulder.ibm.com (loopback [127.0.0.1]) by d03av01.boulder.ibm.com (8.14.4/8.13.1/NCO v10.0 AVout) with ESMTP id q85FkE7d029343 for ; Wed, 5 Sep 2012 09:46:14 -0600 Date: Wed, 5 Sep 2012 10:46:44 -0500 From: Kent Yoder To: Benjamin Herrenschmidt Subject: Re: [PATCH V3 1/3] drivers/char/tpm: Add new device driver to support IBM vTPM Message-ID: <20120905154644.GA14925@linux.vnet.ibm.com> References: <1344987282.4430.26.camel@footlong> <1345670263.25124.7.camel@footlong> <20120822214217.GB13519@linux.vnet.ibm.com> <1346816407.2257.37.camel@pasglop> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: <1346816407.2257.37.camel@pasglop> Cc: linux-kernel@vger.kernel.org, Ashley Lai , linux-security-module@vger.kernel.org, tpmdd-devel@lists.sourceforge.net, adlai@us.ibm.com, rcj@linux.vnet.ibm.com, linuxppc-dev@lists.ozlabs.org List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On Wed, Sep 05, 2012 at 01:40:07PM +1000, Benjamin Herrenschmidt wrote: > On Wed, 2012-08-22 at 16:42 -0500, Kent Yoder wrote: > > On Wed, Aug 22, 2012 at 04:17:43PM -0500, Ashley Lai wrote: > > > This patch adds a new device driver to support IBM virtual TPM > > > (vTPM) for PPC64. IBM vTPM is supported through the adjunct > > > partition with firmware release 740 or higher. With vTPM > > > support, each lpar is able to have its own vTPM without the > > > physical TPM hardware. > > > > > > This driver provides TPM functionalities by communicating with > > > the vTPM adjunct partition through Hypervisor calls (Hcalls) > > > and Command/Response Queue (CRQ) commands. > > > > Thanks Ashley, I'll include this in my next pull request to James. > > Oh ? I was about to put it in the powerpc tree ... But yeah, I notice > there's a change to tpm.h so it probably should be at least acked by the > TPM folks. As for the subsequent patches, they are powerpc specific so I > can add them, I don't think there's a strict dependency, is there ? James did accept my pull request, so these are already in security-next... Kent