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 X-Spam-Level: X-Spam-Status: No, score=-15.5 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_SANE_1 autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id CD7F9C43381 for ; Thu, 18 Mar 2021 11:31:18 +0000 (UTC) Received: from desiato.infradead.org (desiato.infradead.org [90.155.92.199]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 4743664F2A for ; Thu, 18 Mar 2021 11:31:18 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 4743664F2A Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=desiato.20200630; h=Sender:Content-Transfer-Encoding :Content-Type:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References:Message-ID: Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=HN2M7Od2plW1BKniYBVmm7Ci1UoayCoKcpwshTBOrQU=; b=X8pj9AePoay4GmY5PZVbk+Yc8 6SJPC/0fGvWunA0G5tauyln6jEjNSUjgbQWX7QYICS+zb1sVb6VcZ/VWFyBUxTO+SZ05uUrkDH/ZQ 75DbwNHkDFTOsHn0cwrYKxZLdyQKARNa0tAi7DSkzZNCf/SVJgXVU1KuaogK9V7zHJB2fjBU6ZZzB Rn8ljFMSnHT9HRzB9nFYX2pU5BNHN2PlrZ1lITpm8ctXD/1Z6eByzved2f11dp9m0nPShhBAdMJgQ C4+wx4lZ8NtYeTq8dprOjxkTSI/pk13xbGWWrZborrsCrayeO6ZK7MCKovlDQ9CY8cpDvHPn2RpaX E8L++xP9Q==; Received: from localhost ([::1] helo=desiato.infradead.org) by desiato.infradead.org with esmtp (Exim 4.94 #2 (Red Hat Linux)) id 1lMqqO-0056G6-Ln; Thu, 18 Mar 2021 11:29:36 +0000 Received: from foss.arm.com ([217.140.110.172]) by desiato.infradead.org with esmtp (Exim 4.94 #2 (Red Hat Linux)) id 1lMqqJ-0056FV-DS for linux-arm-kernel@lists.infradead.org; Thu, 18 Mar 2021 11:29:33 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 73110ED1; Thu, 18 Mar 2021 04:29:22 -0700 (PDT) Received: from e121166-lin.cambridge.arm.com (e121166-lin.cambridge.arm.com [10.1.196.255]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id C5BAB3F792; Thu, 18 Mar 2021 04:29:20 -0700 (PDT) Date: Thu, 18 Mar 2021 11:29:10 +0000 From: Lorenzo Pieralisi To: Will Deacon Cc: Tom Saeger , linux-doc@vger.kernel.org, Jonathan Corbet , Thomas Tai , Konrad Rzeszutek Wilk , Catalin Marinas , Randy Dunlap , Al Stone , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, ahs3@redhat.com, ardb@kernel.org Subject: Re: [PATCH] Documentation: arm64/acpi : clarify arm64 support of IBFT Message-ID: <20210318112859.GA25002@e121166-lin.cambridge.arm.com> References: <9efc652df2b8d6b53d9acb170eb7c9ca3938dfef.1615920441.git.tom.saeger@oracle.com> <20210318104433.GA6959@willie-the-truck> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20210318104433.GA6959@willie-the-truck> User-Agent: Mutt/1.9.4 (2018-02-28) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210318_112931_689233_20DC1FC6 X-CRM114-Status: GOOD ( 22.64 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; 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 [+ Al, Ard] On Thu, Mar 18, 2021 at 10:44:33AM +0000, Will Deacon wrote: > [+Lorenzo] > > On Tue, Mar 16, 2021 at 12:50:41PM -0600, Tom Saeger wrote: > > In commit 94bccc340710 ("iscsi_ibft: make ISCSI_IBFT dependson ACPI instead > > of ISCSI_IBFT_FIND") Kconfig was disentangled to make ISCSI_IBFT selection > > not depend on x86. > > > > Update arm64 acpi documentation, changing IBFT support status from > > "Not Supported" to "Optional". > > Opportunistically re-flow paragraph for changed lines. > > > > Link: https://lore.kernel.org/lkml/1563475054-10680-1-git-send-email-thomas.tai@oracle.com/ > > > > Signed-off-by: Tom Saeger > > --- > > Documentation/arm64/acpi_object_usage.rst | 10 +++++----- > > 1 file changed, 5 insertions(+), 5 deletions(-) > > Lorenzo, please could you ack the change below if you're happy with it? > If so, I can take it as a fix. I don't see any issue with this patch, more so given that the IBFT legacy discovery method was decoupled from the ACPI table method, so it looks sound on ARM64. However, I would like to get Al and Ard opinions on this to make sure there is not something I am missing (in particular wrt the rationale behind the "Not Supported" in the docs). Lorenzo > Thanks, > > Will > > > diff --git a/Documentation/arm64/acpi_object_usage.rst b/Documentation/arm64/acpi_object_usage.rst > > index 377e9d224db0..0609da73970b 100644 > > --- a/Documentation/arm64/acpi_object_usage.rst > > +++ b/Documentation/arm64/acpi_object_usage.rst > > @@ -17,12 +17,12 @@ For ACPI on arm64, tables also fall into the following categories: > > > > - Recommended: BERT, EINJ, ERST, HEST, PCCT, SSDT > > > > - - Optional: BGRT, CPEP, CSRT, DBG2, DRTM, ECDT, FACS, FPDT, IORT, > > - MCHI, MPST, MSCT, NFIT, PMTT, RASF, SBST, SLIT, SPMI, SRAT, STAO, > > - TCPA, TPM2, UEFI, XENV > > + - Optional: BGRT, CPEP, CSRT, DBG2, DRTM, ECDT, FACS, FPDT, IBFT, > > + IORT, MCHI, MPST, MSCT, NFIT, PMTT, RASF, SBST, SLIT, SPMI, SRAT, > > + STAO, TCPA, TPM2, UEFI, XENV > > > > - - Not supported: BOOT, DBGP, DMAR, ETDT, HPET, IBFT, IVRS, LPIT, > > - MSDM, OEMx, PSDT, RSDT, SLIC, WAET, WDAT, WDRT, WPBT > > + - Not supported: BOOT, DBGP, DMAR, ETDT, HPET, IVRS, LPIT, MSDM, OEMx, > > + PSDT, RSDT, SLIC, WAET, WDAT, WDRT, WPBT > > > > ====== ======================================================================== > > Table Usage for ARMv8 Linux > > -- > > 2.31.0 > > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel