Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67;
Subject: Re: [PATCH v4 4/4] SFH: Create HID report to Enable support of AMD
 sensor fusion Hub (SFH)
To:     Roger Gammans <rgammans@gammascience.co.uk>,
        Sandeep Singh <Sandeep.Singh@amd.com>
Cc:     linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org,
        linux-input@vger.kernel.org
References: <20200329184006.GA8199@kilburn.gammascience.co.uk>
From:   "Singh, Sandeep" <ssingh1@amd.com>
Message-ID: <b96bb88c-dd1a-97d3-21fa-2cc60a4d6a60@amd.com>
Date:   Mon, 30 Mar 2020 09:53:51 +0530
User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:68.0) Gecko/20100101
 Thunderbird/68.6.0
In-Reply-To: <20200329184006.GA8199@kilburn.gammascience.co.uk>
Content-Type: text/plain; charset=utf-8; format=flowed
Content-Transfer-Encoding: 7bit
Content-Language: en-US
MIME-Version: 1.0
X-MS-Exchange-MessageSentRepresentingType: 1
Received: from [10.252.81.218] (165.204.159.242) by PN1PR0101CA0003.INDPRD01.PROD.OUTLOOK.COM (2603:1096:c00:e::13) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2856.18 via Frontend Transport; Mon, 30 Mar 2020 04:24:01 +0000
X-Originating-IP: [165.204.159.242]
X-MS-PublicTrafficType: Email
X-MS-Office365-Filtering-HT: Tenant
X-MS-Office365-Filtering-Correlation-Id: e20cf8e7-22fe-4033-187b-08d7d4622d5c
X-MS-TrafficTypeDiagnostic: BYAPR12MB3128:|BYAPR12MB3128:
X-MS-Exchange-Transport-Forked: True
X-Microsoft-Antispam-PRVS: <BYAPR12MB3128F745306179BCA57D9DB4E0CB0@BYAPR12MB3128.namprd12.prod.outlook.com>
X-MS-Oob-TLC-OOBClassifiers: OLM:7219;
X-Forefront-PRVS: 0358535363
X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:BYAPR12MB2726.namprd12.prod.outlook.com;PTR:;CAT:NONE;SFTY:;SFS:(10009020)(4636009)(346002)(376002)(39860400002)(366004)(136003)(396003)(5660300002)(8676002)(81166006)(52116002)(6636002)(53546011)(2906002)(478600001)(26005)(81156014)(16526019)(110136005)(16576012)(316002)(186003)(66476007)(66946007)(31696002)(6666004)(4326008)(2616005)(66556008)(6486002)(8936002)(956004)(36756003)(31686004);DIR:OUT;SFP:1101;
Received-SPF: None (protection.outlook.com: amd.com does not designate
 permitted sender hosts)
X-MS-Exchange-SenderADCheck: 1
X-Microsoft-Antispam: BCL:0;
X-Microsoft-Antispam-Message-Info: 5lmBapSqn9HfluaM72iMKPD75ZBjBQm9+3X54u0PCpIGWACTPttPMQX0G6AyEiyd4FhFYq8T7G4s7p2fi8ZWpQiXYtNGZ7fn/gnAzprPsC+H0PG0SHm1HpSujD/gtbKZ2nU5XqPAPrImS4psb553XNdQwiUOPxAyKjLPTJtPVtgErdh7a69SIQ2qnrokj2BaBYTHXlXh+/pFPWFUeUxeccaGgVwZ7bsa3YatlrhKnQdPOy0Xe3AC6XhQjFCh++VgbLyR0B/+e4ekvBSpwjnupZPEW0fEJFU5BpOEsh0Fb8r0PIuaZ1Tbbw/yXvvhoyfPOuPu0ucq2LlYvUXM3JenrCtvyA68Q7h8sFk1gQqb5t6IHngQOhKG0jIMfZpVo+QeBl9Vs04nkGq+mSIoNPYZ8zjwUFpufAbMjtufSdSlfr8K3D9CO2DvjAMMaSjIJ7Pt
X-MS-Exchange-AntiSpam-MessageData: xZYmKMQjKEVOPpHAkzE52VYsfTRdmW23WcuLxsoW6raULBFNYrJRlnTuR2/8zWj6AfTgN6rY+QlEXzfhqxpXUR0qwO/J+P03dgxoJ2/t48wXykY/ZXi+NwEQomJVeu46KUD4IGLE2rsa7yUfg5PEzQ==
X-OriginatorOrg: amd.com
X-MS-Exchange-CrossTenant-Network-Message-Id: e20cf8e7-22fe-4033-187b-08d7d4622d5c
X-MS-Exchange-CrossTenant-OriginalArrivalTime: 30 Mar 2020 04:24:03.1367
 (UTC)
X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted
X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d
X-MS-Exchange-CrossTenant-MailboxType: HOSTED
X-MS-Exchange-CrossTenant-UserPrincipalName: px/sSJXO5Yu5vZndonT5gHoi0FXf8I2TT1HU7PSP75LSwoXmCzZwf9mEfroZ+zbP
X-MS-Exchange-Transport-CrossTenantHeadersStamped: BYAPR12MB3128
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org

Hi Roger,

On 3/30/2020 12:10 AM, Roger Gammans wrote:
> [CAUTION: External Email]
>
> On Thu, Feb 27, 2020 at 05:10:57AM +0000, Sandeep Singh wrote:
>
>> From: Sandeep Singh <sandeep.singh@amd.com>
>>
>> +#include "amd_sfh_hid_report_descriptor.h"
>> +#include "amd_mp2_pcie.h"
> I had to change the last line to
>
>    #include "../amd_mp2_pcie.h"
>
> to make it compile out of tree. After that I got a clean compile.
>
> Also I don't seem to be getting any data through
> to monitor-sensor in user space when I do install it, but I am
> gettting logs of log messages similar to this:
>
>   pcie_mp2_amd 0000:04:00.7: AMD-Vi: Event logged [IO_PAGE_FAULT domain=0x000c address=0x5267f000 flags=0x0020]
>   pcie_mp2_amd 0000:04:00.7: AMD-Vi: Event logged [IO_PAGE_FAULT domain=0x000c address=0x5267f000 flags=0x0020]
>
> This is compiled against the debian 5.4.0 kernel, on a
>       HP ENVY x360 Convertible 15-ds0xxx, SKU 6TD07EA#ABU
>
> I can run other tests or try other kernels if you think it might help,
> let me know what you need.
Can you disable IOMMU from bios and give a try or if your laptop does 
not have iommu option you can pass boot parameter "iommu=soft"
>
> --
> Roger Gammans