From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752531AbeA3BpJ convert rfc822-to-8bit (ORCPT ); Mon, 29 Jan 2018 20:45:09 -0500 Received: from mx01.hxt-semitech.com.96.203.223.in-addr.arpa ([223.203.96.7]:35605 "EHLO barracuda.hxt-semitech.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1752440AbeA3BpG (ORCPT ); Mon, 29 Jan 2018 20:45:06 -0500 X-ASG-Debug-ID: 1517276665-093b7e06e8096e0001-xx1T2L X-Barracuda-Envelope-From: shunyong.yang@hxt-semitech.com From: "Yang, Shunyong" To: "rjw@rjwysocki.net" CC: "lenb@kernel.org" , "linux-kernel@vger.kernel.org" , "Zheng, Joey" , "linux-acpi@vger.kernel.org" , "Jiang, Yutang2" Subject: Re: [PATCH v2] ACPI / tables: Add IORT to injectable table list Thread-Topic: [PATCH v2] ACPI / tables: Add IORT to injectable table list X-ASG-Orig-Subj: Re: [PATCH v2] ACPI / tables: Add IORT to injectable table list Thread-Index: AQHTlCPb2ARzJ9BNo0O5jf5uTQ8ff6OLKU8A Date: Tue, 30 Jan 2018 01:44:32 +0000 Message-ID: <1517276662.2652.12.camel@hxt-semitech.com> References: <1516695922-15045-1-git-send-email-shunyong.yang@hxt-semitech.com> In-Reply-To: <1516695922-15045-1-git-send-email-shunyong.yang@hxt-semitech.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.64.6.3] Content-Type: text/plain; charset="iso-8859-15" Content-ID: Content-Transfer-Encoding: 8BIT MIME-Version: 1.0 X-Barracuda-Connect: localhost[10.128.0.15] X-Barracuda-Start-Time: 1517276665 X-Barracuda-Encrypted: ECDHE-RSA-AES256-SHA X-Barracuda-URL: https://192.168.50.101:443/cgi-mod/mark.cgi X-Barracuda-BRTS-Status: 1 X-Barracuda-Bayes: INNOCENT GLOBAL 0.4089 1.0000 0.0000 X-Barracuda-Spam-Score: 0.00 X-Barracuda-Spam-Status: No, SCORE=0.00 using global scores of TAG_LEVEL=1000.0 QUARANTINE_LEVEL=1000.0 KILL_LEVEL=9.0 tests= X-Barracuda-Spam-Report: Code version 3.2, rules version 3.2.3.47398 Rule breakdown below pts rule name description ---- ---------------------- -------------------------------------------------- Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, Rafael Could you please help to review this patch? This is a small change to add ACPI_SIG_IORT to table_sigs[].  Loading IORT table from initrd is very useful to debug SMMU node/device probe, MSI allocation, stream id translation and verifying IORT table from firmware. So, I add this. Thanks Shunyong. On Tue, 2018-01-23 at 16:25 +0800, Yang Shunyong wrote: > This patch adds ACPI_SIG_IORT to the table, which enables IORT from > initrd to override which from firmware. > > Signed-off-by: Yang Shunyong > Cc: yutang2.jiang@hxt-semitech.com > Cc: yu.zheng@hxt-semitech.com > --- > > v2: change typo ACPI_SIG_PPTT to ACPI_SIG_IORT in commit message. > > --- >  drivers/acpi/tables.c | 3 ++- >  1 file changed, 2 insertions(+), 1 deletion(-) > > diff --git a/drivers/acpi/tables.c b/drivers/acpi/tables.c > index 80ce2a7d224b..7bcb66ccccf3 100644 > --- a/drivers/acpi/tables.c > +++ b/drivers/acpi/tables.c > @@ -456,7 +456,8 @@ static u8 __init acpi_table_checksum(u8 *buffer, > u32 length) >   ACPI_SIG_SLIC, ACPI_SIG_SPCR, ACPI_SIG_SPMI, ACPI_SIG_TCPA, >   ACPI_SIG_UEFI, ACPI_SIG_WAET, ACPI_SIG_WDAT, ACPI_SIG_WDDT, >   ACPI_SIG_WDRT, ACPI_SIG_DSDT, ACPI_SIG_FADT, ACPI_SIG_PSDT, > - ACPI_SIG_RSDT, ACPI_SIG_XSDT, ACPI_SIG_SSDT, NULL }; > + ACPI_SIG_RSDT, ACPI_SIG_XSDT, ACPI_SIG_SSDT, ACPI_SIG_IORT, > + NULL }; >   >  #define ACPI_HEADER_SIZE sizeof(struct acpi_table_header) >