From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 338BF1B0F20; Thu, 20 Feb 2025 09:28:56 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740043737; cv=none; b=PtcdwcqwH0356REtXNIuiOqhkSzIxFGU40Q/9oscZPUgRTdUgpBFDus79geoXnLkDr41CswgWCfOrIgKloh0wc5ixIzVWmKeh5Cv7wlAoADPVgX3A2LooDHu4sQhrWpus3EYicw7NG4QgoRAsAGebLapCtn7UMLCxSYJqK/r0Oo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740043737; c=relaxed/simple; bh=Ox1rnkX2MnB4obYe/XcY/kDNaBcnB3zGRCGhmljxVps=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=fdG/4EB+aiLNgkn8729/fb5lhfiS8UctdT1jM81HSkTXyST5Zk+QzpPpzZ1qDAzAKPJvyxmA1iF8hfE5uvNJqWKqRitRKwTHBCzNJ+o1kWyMlKlzloX+aVE887dVaA/sZa4V1xgcyOAw4fhovoNkvfoSN7jdT0QZz8ruuebBqYQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=TGQlFxR6; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="TGQlFxR6" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2F763C4CED1; Thu, 20 Feb 2025 09:28:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1740043736; bh=Ox1rnkX2MnB4obYe/XcY/kDNaBcnB3zGRCGhmljxVps=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=TGQlFxR6c6mDIYSazSwsGrFYRlVvHIWZ0RshG78axPEQSWuHy7QucBy6jyXUrC34/ py8kdju76/CuGjQOCJatAJYNmXxZDhrw1WYlhLZkJrWfsmvSZPIWWvLYF7lsFNSIkt tJJqpST9CrCz9izvFYO+MTJI0wDCD3Is8vSBtexAjifMSYMtoSDVHveLS9XA/FfSRw U/50RX/azjsEeyn55Wt2fEhno4vCPktdnVgHqsKMk7lb/iHJqXI4bKnuaGrPKCULYX YqK7RyqzgT1ZAmuPchjZC7HpzCLcxLvRyV+4Tp82ZSGTumvR6hL9nv/WNxaMOTtouD I6kUwJjW+u+xQ== Date: Thu, 20 Feb 2025 11:28:52 +0200 From: Jarkko Sakkinen To: Stuart Yoder Cc: linux-integrity@vger.kernel.org, peterhuewe@gmx.de, jgg@ziepe.ca, sudeep.holla@arm.com, rafael@kernel.org, lenb@kernel.org, linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v5 1/5] tpm_crb: implement driver compliant to CRB over FF-A Message-ID: References: <20250219201014.174344-1-stuart.yoder@arm.com> <20250219201014.174344-2-stuart.yoder@arm.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250219201014.174344-2-stuart.yoder@arm.com> On Wed, Feb 19, 2025 at 02:10:10PM -0600, Stuart Yoder wrote: > The Arm specification TPM Service CRB over FF-A specification > defines the FF-A messages to interact with a CRB-based TPM > implemented as an FF-A secure partition. > > Spec URL: > https://developer.arm.com/documentation/den0138/latest/ > > This driver is probed when a TPM Secure Partition is > discovered by the FF-A subsystem. It exposes APIs > used by the TPM CRB driver to send notifications to > the TPM. > > Acked-by: Sudeep Holla > Signed-off-by: Stuart Yoder Cutting hairs now but as I cannot test this and this is 1/5: can this patch be run without 2/5-4/5? The policy is that every patch should leave kernel tree to a state where it compiles and runs. BR, Jarkko