From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mx07-00178001.pphosted.com ([62.209.51.94]:22480 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754173AbdLFJre (ORCPT ); Wed, 6 Dec 2017 04:47:34 -0500 From: Hugues FRUCHET To: Steve Longerbeam , Steve Longerbeam , Sakari Ailus , Hans Verkuil , Mauro Carvalho Chehab CC: "linux-media@vger.kernel.org" , "Benjamin Gaignard" Subject: Re: [PATCH v2 2/4] media: ov5640: check chip id Date: Wed, 6 Dec 2017 09:47:18 +0000 Message-ID: <84e77f25-da1a-44df-e624-54f7a981d2e3@st.com> References: <1511975472-26659-1-git-send-email-hugues.fruchet@st.com> <1511975472-26659-3-git-send-email-hugues.fruchet@st.com> In-Reply-To: Content-Language: en-US Content-Type: text/plain; charset="utf-8" Content-ID: Content-Transfer-Encoding: base64 MIME-Version: 1.0 Sender: linux-media-owner@vger.kernel.org List-ID: SGkgU3RldmUsDQp0aGFua3MgZm9yIHJldmlldywgY29tbWVudHMgYmVsb3cuDQoNCk9uIDEyLzAz LzIwMTcgMTA6MzQgUE0sIFN0ZXZlIExvbmdlcmJlYW0gd3JvdGU6DQo+IA0KPiANCj4gT24gMTEv MjkvMjAxNyAwOToxMSBBTSwgSHVndWVzIEZydWNoZXQgd3JvdGU6DQo+PiBWZXJpZnkgdGhhdCBj aGlwIGlkZW50aWZpZXIgaXMgY29ycmVjdCBiZWZvcmUgc3RhcnRpbmcgc3RyZWFtaW5nDQo+Pg0K Pj4gU2lnbmVkLW9mZi1ieTogSHVndWVzIEZydWNoZXQgPGh1Z3Vlcy5mcnVjaGV0QHN0LmNvbT4N Cj4+IC0tLQ0KPj4gwqAgZHJpdmVycy9tZWRpYS9pMmMvb3Y1NjQwLmMgfCAzMCArKysrKysrKysr KysrKysrKysrKysrKysrKysrKy0NCj4+IMKgIDEgZmlsZSBjaGFuZ2VkLCAyOSBpbnNlcnRpb25z KCspLCAxIGRlbGV0aW9uKC0pDQo+Pg0KPj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvbWVkaWEvaTJj L292NTY0MC5jIGIvZHJpdmVycy9tZWRpYS9pMmMvb3Y1NjQwLmMNCj4+IGluZGV4IDYxMDcxZjUu LmE1NzZkMTEgMTAwNjQ0DQo+PiAtLS0gYS9kcml2ZXJzL21lZGlhL2kyYy9vdjU2NDAuYw0KPj4g KysrIGIvZHJpdmVycy9tZWRpYS9pMmMvb3Y1NjQwLmMNCj4+IEBAIC0zNCw3ICszNCw4IEBADQo+ PiDCoCAjZGVmaW5lIE9WNTY0MF9ERUZBVUxUX1NMQVZFX0lEIDB4M2MNCj4+IC0jZGVmaW5lIE9W NTY0MF9SRUdfQ0hJUF9JRMKgwqDCoMKgwqDCoMKgIDB4MzAwYQ0KPj4gKyNkZWZpbmUgT1Y1NjQw X1JFR19DSElQX0lEX0hJR0jCoMKgwqDCoMKgwqDCoCAweDMwMGENCj4+ICsjZGVmaW5lIE9WNTY0 MF9SRUdfQ0hJUF9JRF9MT1fCoMKgwqDCoMKgwqDCoCAweDMwMGINCj4gDQo+IFRoZXJlIGlzIG5v IG5lZWQgdG8gc2VwYXJhdGUgbG93IGFuZCBoaWdoIGJ5dGUgYWRkcmVzc2VzLg0KPiBTZWUgYmVs b3cuDQo+IA0KPj4gwqAgI2RlZmluZSBPVjU2NDBfUkVHX1BBRF9PVVRQVVQwMMKgwqDCoMKgwqDC oMKgIDB4MzAxOQ0KPj4gwqAgI2RlZmluZSBPVjU2NDBfUkVHX1NDX1BMTF9DVFJMMMKgwqDCoMKg wqDCoMKgIDB4MzAzNA0KPj4gwqAgI2RlZmluZSBPVjU2NDBfUkVHX1NDX1BMTF9DVFJMMcKgwqDC oMKgwqDCoMKgIDB4MzAzNQ0KPj4gQEAgLTkyNiw2ICs5MjcsMjkgQEAgc3RhdGljIGludCBvdjU2 NDBfbG9hZF9yZWdzKHN0cnVjdCBvdjU2NDBfZGV2IA0KPj4gKnNlbnNvciwNCj4+IMKgwqDCoMKg wqAgcmV0dXJuIHJldDsNCj4+IMKgIH0NCj4+ICtzdGF0aWMgaW50IG92NTY0MF9jaGVja19jaGlw X2lkKHN0cnVjdCBvdjU2NDBfZGV2ICpzZW5zb3IpDQo+PiArew0KPj4gK8KgwqDCoCBzdHJ1Y3Qg aTJjX2NsaWVudCAqY2xpZW50ID0gc2Vuc29yLT5pMmNfY2xpZW50Ow0KPj4gK8KgwqDCoCBpbnQg cmV0Ow0KPj4gK8KgwqDCoCB1OCBjaGlwX2lkX2gsIGNoaXBfaWRfbDsNCj4+ICsNCj4+ICvCoMKg wqAgcmV0ID0gb3Y1NjQwX3JlYWRfcmVnKHNlbnNvciwgT1Y1NjQwX1JFR19DSElQX0lEX0hJR0gs ICZjaGlwX2lkX2gpOw0KPj4gK8KgwqDCoCBpZiAocmV0KQ0KPj4gK8KgwqDCoMKgwqDCoMKgIHJl dHVybiByZXQ7DQo+PiArDQo+PiArwqDCoMKgIHJldCA9IG92NTY0MF9yZWFkX3JlZyhzZW5zb3Is IE9WNTY0MF9SRUdfQ0hJUF9JRF9MT1csICZjaGlwX2lkX2wpOw0KPj4gK8KgwqDCoCBpZiAocmV0 KQ0KPj4gK8KgwqDCoMKgwqDCoMKgIHJldHVybiByZXQ7DQo+PiArDQo+PiArwqDCoMKgIGlmICgh KGNoaXBfaWRfaCA9PSAweDU2ICYmIGNoaXBfaWRfbCA9PSAweDQwKSkgew0KPj4gK8KgwqDCoMKg wqDCoMKgIGRldl9lcnIoJmNsaWVudC0+ZGV2LCAiJXM6IHdyb25nIGNoaXAgaWRlbnRpZmllciwg ZXhwZWN0ZWQgDQo+PiAweDU2NDAsIGdvdCAweCV4JXhcbiIsDQo+PiArwqDCoMKgwqDCoMKgwqDC oMKgwqDCoCBfX2Z1bmNfXywgY2hpcF9pZF9oLCBjaGlwX2lkX2wpOw0KPj4gK8KgwqDCoMKgwqDC oMKgIHJldHVybiAtRUlOVkFMOw0KPj4gK8KgwqDCoCB9DQo+PiArDQo+IA0KPiBUaGlzIHNob3Vs ZCBhbGwgYmUgYmUgcmVwbGFjZWQgYnk6DQo+IA0KPiB1MTYgY2hpcF9pZDsNCj4gDQo+IHJldCA9 IG92NTY0MF9yZWFkX3JlZzE2KHNlbnNvciwgT1Y1NjQwX1JFR19DSElQX0lELCAmY2hpcF9pZCk7 DQo+IA0KPiBldGMuDQo+IA0KDQpEb25lLCB0aGFua3MuDQoNCj4+ICvCoMKgwqAgcmV0dXJuIDA7 DQo+PiArfQ0KPj4gKw0KPj4gwqAgLyogcmVhZCBleHBvc3VyZSwgaW4gbnVtYmVyIG9mIGxpbmUg cGVyaW9kcyAqLw0KPj4gwqAgc3RhdGljIGludCBvdjU2NDBfZ2V0X2V4cG9zdXJlKHN0cnVjdCBv djU2NDBfZGV2ICpzZW5zb3IpDQo+PiDCoCB7DQo+PiBAQCAtMTU2Miw2ICsxNTg2LDEwIEBAIHN0 YXRpYyBpbnQgb3Y1NjQwX3NldF9wb3dlcihzdHJ1Y3Qgb3Y1NjQwX2RldiANCj4+ICpzZW5zb3Is IGJvb2wgb24pDQo+PiDCoMKgwqDCoMKgwqDCoMKgwqAgb3Y1NjQwX3Jlc2V0KHNlbnNvcik7DQo+ PiDCoMKgwqDCoMKgwqDCoMKgwqAgb3Y1NjQwX3Bvd2VyKHNlbnNvciwgdHJ1ZSk7DQo+PiArwqDC oMKgwqDCoMKgwqAgcmV0ID0gb3Y1NjQwX2NoZWNrX2NoaXBfaWQoc2Vuc29yKTsNCj4+ICvCoMKg wqDCoMKgwqDCoCBpZiAocmV0KQ0KPj4gK8KgwqDCoMKgwqDCoMKgwqDCoMKgwqAgZ290byBwb3dl cl9vZmY7DQo+PiArDQo+PiDCoMKgwqDCoMKgwqDCoMKgwqAgcmV0ID0gb3Y1NjQwX2luaXRfc2xh dmVfaWQoc2Vuc29yKTsNCj4+IMKgwqDCoMKgwqDCoMKgwqDCoCBpZiAocmV0KQ0KPj4gwqDCoMKg wqDCoMKgwqDCoMKgwqDCoMKgwqAgZ290byBwb3dlcl9vZmY7DQo+IA0KDQpCZXN0IHJlZ2FyZHMs DQpIdWd1ZXMu