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Fri, 10 Jan 2020 11:06:20 +0100 Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 42754100042; Fri, 10 Jan 2020 11:06:14 +0100 (CET) Received: from Webmail-eu.st.com (sfhdag5node1.st.com [10.75.127.13]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id 348E72A6199; Fri, 10 Jan 2020 11:06:14 +0100 (CET) Received: from SFHDAG6NODE2.st.com (10.75.127.17) by SFHDAG5NODE1.st.com (10.75.127.13) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Fri, 10 Jan 2020 11:06:13 +0100 Received: from SFHDAG6NODE2.st.com ([fe80::a56f:c186:bab7:13d6]) by SFHDAG6NODE2.st.com ([fe80::a56f:c186:bab7:13d6%20]) with mapi id 15.00.1347.000; Fri, 10 Jan 2020 11:06:13 +0100 From: Olivier MOYSAN To: "jic23@kernel.org" , "knaack.h@gmx.de" , "lars@metafoo.de" , "pmeerw@pmeerw.net" , "mcoquelin.stm32@gmail.com" , Alexandre TORGUE , Fabrice GASNIER , "linux-iio@vger.kernel.org" , "linux-stm32@st-md-mailman.stormreply.com" , "linux-arm-kernel@lists.infradead.org" , "linux-kernel@vger.kernel.org" , Benjamin GAIGNARD Subject: Re: [PATCH v2] iio: adc: stm32-dfsdm: adapt sampling rate to oversampling ratio Thread-Topic: [PATCH v2] iio: adc: stm32-dfsdm: adapt sampling rate to oversampling ratio Thread-Index: AQHVpSQGsx9/ld0UD0mL7CjGbR/bFqfj4CGA Date: Fri, 10 Jan 2020 10:06:13 +0000 Message-ID: <9b7e2161-1a31-8d69-52f9-ae9dedc902e3@st.com> References: <20191127131008.18896-1-olivier.moysan@st.com> In-Reply-To: <20191127131008.18896-1-olivier.moysan@st.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: user-agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.2.2 x-ms-exchange-messagesentrepresentingtype: 1 x-ms-exchange-transport-fromentityheader: Hosted x-originating-ip: [10.75.127.50] Content-Type: text/plain; charset="utf-8" Content-ID: <1C2AA4C736BB8E4387DC1A086E9FE594@st.com> Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.138,18.0.572 definitions=2020-01-10_01:2020-01-10,2020-01-09 signatures=0 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org SGkgSm9uYXRoYW4sIGFsbCwNCg0KS2luZCByZW1pbmRlciBvbiB0aGlzIHBhdGNoLg0KUmVnYXJk cw0KT2xpdmllcg0KDQpPbiAxMS8yNy8xOSAyOjEwIFBNLCBPbGl2aWVyIE1veXNhbiB3cm90ZToN Cj4gVXBkYXRlIHNhbXBsaW5nIHJhdGUgd2hlbiBvdmVyc2FtcGxpbmcgcmF0aW8gaXMgY2hhbmdl ZA0KPiB0aHJvdWdoIHRoZSBJSU8gQUJJLg0KPg0KPiBTaWduZWQtb2ZmLWJ5OiBPbGl2aWVyIE1v eXNhbiA8b2xpdmllci5tb3lzYW5Ac3QuY29tPg0KPiAtLS0NCj4gY2hhbmdlcyBpbiB2ZXJzaW9u IDI6DQo+IC0gY29ycmVjdCB0aXRsZQ0KPiAtLS0NCj4gICBkcml2ZXJzL2lpby9hZGMvc3RtMzIt ZGZzZG0tYWRjLmMgfCAzMiArKysrKysrKysrKysrKysrKystLS0tLS0tLS0tLS0tDQo+ICAgMSBm aWxlIGNoYW5nZWQsIDE5IGluc2VydGlvbnMoKyksIDEzIGRlbGV0aW9ucygtKQ0KPg0KPiBkaWZm IC0tZ2l0IGEvZHJpdmVycy9paW8vYWRjL3N0bTMyLWRmc2RtLWFkYy5jIGIvZHJpdmVycy9paW8v YWRjL3N0bTMyLWRmc2RtLWFkYy5jDQo+IGluZGV4IDAzMzllY2RkMDZiZC4uODdhODQyNTA3NTA5 IDEwMDY0NA0KPiAtLS0gYS9kcml2ZXJzL2lpby9hZGMvc3RtMzItZGZzZG0tYWRjLmMNCj4gKysr IGIvZHJpdmVycy9paW8vYWRjL3N0bTMyLWRmc2RtLWFkYy5jDQo+IEBAIC0xMjIxLDE0ICsxMjIx LDMyIEBAIHN0YXRpYyBpbnQgc3RtMzJfZGZzZG1fd3JpdGVfcmF3KHN0cnVjdCBpaW9fZGV2ICpp bmRpb19kZXYsDQo+ICAgCXVuc2lnbmVkIGludCBzcGlfZnJlcTsNCj4gICAJaW50IHJldCA9IC1F SU5WQUw7DQo+ICAgDQo+ICsJc3dpdGNoIChjaC0+c3JjKSB7DQo+ICsJY2FzZSBERlNETV9DSEFO TkVMX1NQSV9DTE9DS19JTlRFUk5BTDoNCj4gKwkJc3BpX2ZyZXEgPSBhZGMtPmRmc2RtLT5zcGlf bWFzdGVyX2ZyZXE7DQo+ICsJCWJyZWFrOw0KPiArCWNhc2UgREZTRE1fQ0hBTk5FTF9TUElfQ0xP Q0tfSU5URVJOQUxfRElWMl9GQUxMSU5HOg0KPiArCWNhc2UgREZTRE1fQ0hBTk5FTF9TUElfQ0xP Q0tfSU5URVJOQUxfRElWMl9SSVNJTkc6DQo+ICsJCXNwaV9mcmVxID0gYWRjLT5kZnNkbS0+c3Bp X21hc3Rlcl9mcmVxIC8gMjsNCj4gKwkJYnJlYWs7DQo+ICsJZGVmYXVsdDoNCj4gKwkJc3BpX2Zy ZXEgPSBhZGMtPnNwaV9mcmVxOw0KPiArCX0NCj4gKw0KPiAgIAlzd2l0Y2ggKG1hc2spIHsNCj4g ICAJY2FzZSBJSU9fQ0hBTl9JTkZPX09WRVJTQU1QTElOR19SQVRJTzoNCj4gICAJCXJldCA9IGlp b19kZXZpY2VfY2xhaW1fZGlyZWN0X21vZGUoaW5kaW9fZGV2KTsNCj4gICAJCWlmIChyZXQpDQo+ ICAgCQkJcmV0dXJuIHJldDsNCj4gKw0KPiAgIAkJcmV0ID0gc3RtMzJfZGZzZG1fY29tcHV0ZV9h bGxfb3NycyhpbmRpb19kZXYsIHZhbCk7DQo+IC0JCWlmICghcmV0KQ0KPiArCQlpZiAoIXJldCkg ew0KPiArCQkJZGV2X2RiZygmaW5kaW9fZGV2LT5kZXYsDQo+ICsJCQkJIlNhbXBsaW5nIHJhdGUg Y2hhbmdlZCBmcm9tICgldSkgdG8gKCV1KVxuIiwNCj4gKwkJCQlhZGMtPnNhbXBsZV9mcmVxLCBz cGlfZnJlcSAvIHZhbCk7DQo+ICAgCQkJYWRjLT5vdmVyc2FtcCA9IHZhbDsNCj4gKwkJCWFkYy0+ c2FtcGxlX2ZyZXEgPSBzcGlfZnJlcSAvIHZhbDsNCj4gKwkJfQ0KPiAgIAkJaWlvX2RldmljZV9y ZWxlYXNlX2RpcmVjdF9tb2RlKGluZGlvX2Rldik7DQo+ICAgCQlyZXR1cm4gcmV0Ow0KPiAgIA0K PiBAQCAtMTI0MCwxOCArMTI1OCw2IEBAIHN0YXRpYyBpbnQgc3RtMzJfZGZzZG1fd3JpdGVfcmF3 KHN0cnVjdCBpaW9fZGV2ICppbmRpb19kZXYsDQo+ICAgCQlpZiAocmV0KQ0KPiAgIAkJCXJldHVy biByZXQ7DQo+ICAgDQo+IC0JCXN3aXRjaCAoY2gtPnNyYykgew0KPiAtCQljYXNlIERGU0RNX0NI QU5ORUxfU1BJX0NMT0NLX0lOVEVSTkFMOg0KPiAtCQkJc3BpX2ZyZXEgPSBhZGMtPmRmc2RtLT5z cGlfbWFzdGVyX2ZyZXE7DQo+IC0JCQlicmVhazsNCj4gLQkJY2FzZSBERlNETV9DSEFOTkVMX1NQ SV9DTE9DS19JTlRFUk5BTF9ESVYyX0ZBTExJTkc6DQo+IC0JCWNhc2UgREZTRE1fQ0hBTk5FTF9T UElfQ0xPQ0tfSU5URVJOQUxfRElWMl9SSVNJTkc6DQo+IC0JCQlzcGlfZnJlcSA9IGFkYy0+ZGZz ZG0tPnNwaV9tYXN0ZXJfZnJlcSAvIDI7DQo+IC0JCQlicmVhazsNCj4gLQkJZGVmYXVsdDoNCj4g LQkJCXNwaV9mcmVxID0gYWRjLT5zcGlfZnJlcTsNCj4gLQkJfQ0KPiAtDQo+ICAgCQlyZXQgPSBk ZnNkbV9hZGNfc2V0X3NhbXBfZnJlcShpbmRpb19kZXYsIHZhbCwgc3BpX2ZyZXEpOw0KPiAgIAkJ aWlvX2RldmljZV9yZWxlYXNlX2RpcmVjdF9tb2RlKGluZGlvX2Rldik7DQo+ICAgCQlyZXR1cm4g cmV0Ow0K