Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753376AbdDDNZ3 (ORCPT ); Tue, 4 Apr 2017 09:25:29 -0400 Received: from mail-qk0-f196.google.com ([209.85.220.196]:33452 "EHLO mail-qk0-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751094AbdDDNZ0 (ORCPT ); Tue, 4 Apr 2017 09:25:26 -0400 MIME-Version: 1.0 In-Reply-To: References: <20170331133728.GA23725@rajaneesh-OptiPlex-9010> From: Andy Shevchenko Date: Tue, 4 Apr 2017 16:25:25 +0300 Message-ID: Subject: Re: [PATCH v4 1/5] platform/x86: intel_pmc_ipc: fix gcr offset To: Sathyanarayanan Kuppuswamy Natarajan Cc: Kuppuswamy Sathyanarayanan , Andy Shevchenko , Zha Qipeng , "dvhart@infradead.org" , Guenter Roeck , Wim Van Sebroeck , David Box , Rajneesh Bhardwaj , Platform Driver , "linux-kernel@vger.kernel.org" , linux-watchdog@vger.kernel.org Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1968 Lines: 67 Please, STOP top-posting. On Mon, Apr 3, 2017 at 4:51 AM, Sathyanarayanan Kuppuswamy Natarajan wrote: > Yes, just applying this patch will fix the existing offset issue. Then the question how it was tested in both cases (before this change and now) ? > > On Sun, Apr 2, 2017 at 7:11 AM, Andy Shevchenko > wrote: >> On Sat, Apr 1, 2017 at 2:27 AM, Kuppuswamy Sathyanarayanan >> wrote: >>> According to Broxton APL PMC spec, gcr mem region starts >>> at offset 0x1000 from ipc mem base address. In this driver, >>> PLAT_RESOURCE_GCR_OFFSET macro defines the offset of GCR >>> memory region from IPC mem region. So we should use 0x1000(4K) >>> as GCR offset. But currently this driver uses 0x1008 as GCT >>> offset.This patch fixes this issue. >> >> >> So, if I apply this one independently, would it fix an existin issue? >> >>> >>> Signed-off-by: Kuppuswamy Sathyanarayanan >>> --- >>> drivers/platform/x86/intel_pmc_ipc.c | 2 +- >>> 1 file changed, 1 insertion(+), 1 deletion(-) >>> >>> Changes since v3: >>> * Updated the commit history >>> >>> diff --git a/drivers/platform/x86/intel_pmc_ipc.c b/drivers/platform/x86/intel_pmc_ipc.c >>> index 0651d47..0a33592 100644 >>> --- a/drivers/platform/x86/intel_pmc_ipc.c >>> +++ b/drivers/platform/x86/intel_pmc_ipc.c >>> @@ -82,7 +82,7 @@ >>> /* exported resources from IFWI */ >>> #define PLAT_RESOURCE_IPC_INDEX 0 >>> #define PLAT_RESOURCE_IPC_SIZE 0x1000 >>> -#define PLAT_RESOURCE_GCR_OFFSET 0x1008 >>> +#define PLAT_RESOURCE_GCR_OFFSET 0x1000 >>> #define PLAT_RESOURCE_GCR_SIZE 0x1000 >>> #define PLAT_RESOURCE_BIOS_DATA_INDEX 1 >>> #define PLAT_RESOURCE_BIOS_IFACE_INDEX 2 >>> -- >>> 2.7.4 >>> >> >> >> >> -- >> With Best Regards, >> Andy Shevchenko > > > > -- > -- > > Sathya -- With Best Regards, Andy Shevchenko