From mboxrd@z Thu Jan 1 00:00:00 1970 From: Philippe CORNU Subject: Re: [PATCH v2 2/2] drm/bridge: sii902x: add optional power supplies Date: Mon, 14 May 2018 18:58:48 +0000 Message-ID: <8ed2cfcd-df26-fa9c-c45d-7bf4020f0faa@st.com> References: <20180425075314.19137-1-philippe.cornu@st.com> <20180425075314.19137-3-philippe.cornu@st.com> <69a9da79-63df-6d0a-52e3-729ec8937484@samsung.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <69a9da79-63df-6d0a-52e3-729ec8937484@samsung.com> Content-Language: en-US Content-ID: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Andrzej Hajda , Archit Taneja , Laurent Pinchart , David Airlie , Rob Herring , Mark Rutland , "dri-devel@lists.freedesktop.org" , "devicetree@vger.kernel.org" , "linux-kernel@vger.kernel.org" Cc: Yannick FERTRE , Alexandre TORGUE List-Id: devicetree@vger.kernel.org SGkgQW5kcnplaiwNCg0KT24gMDUvMTQvMjAxOCAxMjozMyBQTSwgQW5kcnplaiBIYWpkYSB3cm90 ZToNCj4gT24gMTQuMDUuMjAxOCAxMTozOCwgUGhpbGlwcGUgQ09STlUgd3JvdGU6DQo+PiBIaSBM YXVyZW50LCBBcmNoaXQsIEFuZHJ6ZWogJiBZYW5uaWNrLA0KPj4NCj4+IERvIHlvdSBoYXZlIGFu eSBjb21tZW50cyBvbiB0aGlzIHYyIGRyaXZlciBwYXJ0Pw0KPj4gKG1vcmUgZGV0YWlscyByZWdh cmRpbmcgdjEvdjIgZGlmZmVyZW5jZXMgaW4gdGhlIGNvdmVyIGxldHRlcg0KPj4gaHR0cHM6Ly93 d3cuc3Bpbmljcy5uZXQvbGlzdHMvZHJpLWRldmVsL21zZzE3NDEzNy5odG1sKQ0KPj4NCj4+IFRo YW5rIHlvdSwNCj4+IFBoaWxpcHBlIDotKQ0KPj4NCj4+DQo+PiBPbiAwNC8yNS8yMDE4IDA5OjUz IEFNLCBQaGlsaXBwZSBDb3JudSB3cm90ZToNCj4+PiBBZGQgdGhlIG9wdGlvbmFsIHBvd2VyIHN1 cHBsaWVzIHVzaW5nIHRoZSBkZXNjcmlwdGlvbiBmb3VuZCBpbg0KPj4+ICJTaUk5MDIyQS9TaUk5 MDI0QSBIRE1JIFRyYW5zbWl0dGVyIERhdGEgU2hlZXQgKEF1Z3VzdCAyMDE2KSIuDQo+Pj4NCj4+ PiBUaGUgc2lpOTAyeCBpbnB1dCBJT3MgYXJlIG5vdCAiaW8gc2FmZSIgc28gaXQgaXMgaW1wb3J0 YW50IHRvDQo+Pj4gZW5hYmxlL2Rpc2FibGUgdm9sdGFnZSByZWd1bGF0b3JzIGR1cmluZyBwcm9i ZS9yZW1vdmUgcGhhc2VzIHRvDQo+Pj4gYXZvaWQgZGFtYWdlcy4NCj4gDQo+IFdoYXQgZXhhY3Rs eSBkb2VzIGl0IG1lYW4/IEllIEkgdW5kZXJzdGFuZCB0aGF0IHRoZSBjaGlwIGhhcyBzb21lDQo+ IGxpbWl0YXRpb25zLCBidXQgd2h5IGVuYWJsaW5nL2Rpc2FibGluZyByZWd1bGF0b3JzIGluIHBy b2JlL3JlbW92ZQ0KPiBzaG91bGQgc29sdmUgaXQ/DQoNCnRoYW5rIHlvdSBmb3IgeW91ciBjb21t ZW50Lg0KDQpBbmQgc29ycnkgZm9yIHRoZSAiYmFkIiBleHBsYW5hdGlvbiBpbiB0aGUgMm5kIHBh cmFncmFwaCBhYm91dCB0aGUgZmFjdCANCnRoYXQgaW5wdXRzIGFyZSBub3QgImlvIHNhZmUiLiBJ IGFkZGVkIHRoaXMgMm5kIHBhcmFncmFwaCBpbiB2MiANCmZvbGxvd2luZyBhIGdvb2QgY29tbWVu dCBmcm9tIExhdXJlbnQgb24gYWRkaW5nIHRoZSBtYW5hZ2VtZW50IG9mIHRoZSANCnJlZ3VsYXRv cnMgb3V0c2lkZSB0aGUgcHJvYmUvcmVtb3ZlIGZvciBhIGJldHRlciBwb3dlciBjb25zdW1wdGlv biANCm1hbmFnZW1lbnQgKGVuYWJsZS9kaXNhYmxlIHJlZ3VsYXRvcnMgb25seSB3aGVuIHRoZSBp YyBpcyB1c2VkIGZvciANCmRpc3BsYXlpbmcgc29tZXRoaW5nIGZvciBpbnN0YW5jZS4uLikuIEJ1 dCBhZnRlciBhIGRlZXBlciBhbmFseXNpcywgSSANCnJlYWxpemVkIHRoYXQgdGhlIG9ubHkgd2F5 IHRvIGltcHJvdmUgdGhlIHBvd2VyIGNvbnN1bXB0aW9uIGlzIHRvIA0KaW1wbGVtZW50ICYgdGVz dCB0aGUgc2lpOTAyeCB2YXJpb3VzIHNsZWVwIG1vZGVzLCB0aGF0IGlzIG91dC1vZi1zY29wZSAN Cm9mIHRoaXMgc21hbGwgcGF0Y2ggYW5kIGFsc28gb3V0LW9mLXNjb3BlIG9mIG15IHRlc3QgYm9h cmQgSSB1c2Ugb24gDQp3aGljaCB0aGUgc2lpOTAyeCBicmlkZ2UgaWMgcG93ZXIgY29uc3VtcHRp b24gaXMgdmVyeSBsb3cgY29tcGFyZSB0byB0aGUgDQpyZXN0IG9mIHRoZSBzeXN0ZW0uLi4NCg0K SSB3aWxsIHJlbW92ZSB0aGlzICJleHBsYW5hdGlvbiIgaW4gdjMgYXMgaXQgY3JlYXRlcyBjb25m dXNpb24uDQoNCk1hbnkgdGhhbmtzLA0KUGhpbGlwcGUgOi0pDQoNCj4gDQo+IFJlZ2FyZHMNCj4g QW5kcnplag0KPiANCj4+Pg0KPj4+IFNpZ25lZC1vZmYtYnk6IFBoaWxpcHBlIENvcm51IDxwaGls aXBwZS5jb3JudUBzdC5jb20+DQo+Pj4gLS0tDQo+Pj4gICAgZHJpdmVycy9ncHUvZHJtL2JyaWRn ZS9zaWk5MDJ4LmMgfCAzOCArKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrLS0tLQ0K Pj4+ICAgIDEgZmlsZSBjaGFuZ2VkLCAzNCBpbnNlcnRpb25zKCspLCA0IGRlbGV0aW9ucygtKQ0K Pj4+DQo+Pj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9icmlkZ2Uvc2lpOTAyeC5jIGIv ZHJpdmVycy9ncHUvZHJtL2JyaWRnZS9zaWk5MDJ4LmMNCj4+PiBpbmRleCA2MDM3M2Q3ZWIyMjAu LmMzNjdkN2I5MWFkZSAxMDA2NDQNCj4+PiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vYnJpZGdlL3Np aTkwMnguYw0KPj4+ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9icmlkZ2Uvc2lpOTAyeC5jDQo+Pj4g QEAgLTI0LDYgKzI0LDcgQEANCj4+PiAgICAjaW5jbHVkZSA8bGludXgvaTJjLmg+DQo+Pj4gICAg I2luY2x1ZGUgPGxpbnV4L21vZHVsZS5oPg0KPj4+ICAgICNpbmNsdWRlIDxsaW51eC9yZWdtYXAu aD4NCj4+PiArI2luY2x1ZGUgPGxpbnV4L3JlZ3VsYXRvci9jb25zdW1lci5oPg0KPj4+ICAgIA0K Pj4+ICAgICNpbmNsdWRlIDxkcm0vZHJtUC5oPg0KPj4+ICAgICNpbmNsdWRlIDxkcm0vZHJtX2F0 b21pY19oZWxwZXIuaD4NCj4+PiBAQCAtODYsNiArODcsNyBAQCBzdHJ1Y3Qgc2lpOTAyeCB7DQo+ Pj4gICAgCXN0cnVjdCBkcm1fYnJpZGdlIGJyaWRnZTsNCj4+PiAgICAJc3RydWN0IGRybV9jb25u ZWN0b3IgY29ubmVjdG9yOw0KPj4+ICAgIAlzdHJ1Y3QgZ3Bpb19kZXNjICpyZXNldF9ncGlvOw0K Pj4+ICsJc3RydWN0IHJlZ3VsYXRvcl9idWxrX2RhdGEgc3VwcGxpZXNbMl07DQo+Pj4gICAgfTsN Cj4+PiAgICANCj4+PiAgICBzdGF0aWMgaW5saW5lIHN0cnVjdCBzaWk5MDJ4ICpicmlkZ2VfdG9f c2lpOTAyeChzdHJ1Y3QgZHJtX2JyaWRnZSAqYnJpZGdlKQ0KPj4+IEBAIC0zOTIsMjMgKzM5NCw0 MiBAQCBzdGF0aWMgaW50IHNpaTkwMnhfcHJvYmUoc3RydWN0IGkyY19jbGllbnQgKmNsaWVudCwN Cj4+PiAgICAJCXJldHVybiBQVFJfRVJSKHNpaTkwMngtPnJlc2V0X2dwaW8pOw0KPj4+ICAgIAl9 DQo+Pj4gICAgDQo+Pj4gKwlzaWk5MDJ4LT5zdXBwbGllc1swXS5zdXBwbHkgPSAiaW92Y2MiOw0K Pj4+ICsJc2lpOTAyeC0+c3VwcGxpZXNbMV0uc3VwcGx5ID0gInZjYzEyIjsNCj4+PiArCXJldCA9 IGRldm1fcmVndWxhdG9yX2J1bGtfZ2V0KGRldiwgQVJSQVlfU0laRShzaWk5MDJ4LT5zdXBwbGll cyksDQo+Pj4gKwkJCQkgICAgICBzaWk5MDJ4LT5zdXBwbGllcyk7DQo+Pj4gKwlpZiAocmV0KSB7 DQo+Pj4gKwkJZGV2X2VycihkZXYsICJGYWlsZWQgdG8gZ2V0IHBvd2VyIHN1cHBsaWVzOiAlZFxu IiwgcmV0KTsNCj4+PiArCQlyZXR1cm4gcmV0Ow0KPj4+ICsJfQ0KPj4+ICsNCj4+PiArCXJldCA9 IHJlZ3VsYXRvcl9idWxrX2VuYWJsZShBUlJBWV9TSVpFKHNpaTkwMngtPnN1cHBsaWVzKSwNCj4+ PiArCQkJCSAgICBzaWk5MDJ4LT5zdXBwbGllcyk7DQo+Pj4gKwlpZiAocmV0KSB7DQo+Pj4gKwkJ ZGV2X2VycihkZXYsICJGYWlsZWQgdG8gZW5hYmxlIHBvd2VyIHN1cHBsaWVzOiAlZFxuIiwgcmV0 KTsNCj4+PiArCQlyZXR1cm4gcmV0Ow0KPj4+ICsJfQ0KPj4+ICsNCj4+PiArCXVzbGVlcF9yYW5n ZSgxMDAwMCwgMjAwMDApOw0KPj4+ICsNCj4+PiAgICAJc2lpOTAyeF9yZXNldChzaWk5MDJ4KTsN Cj4+PiAgICANCj4+PiAgICAJcmV0ID0gcmVnbWFwX3dyaXRlKHNpaTkwMngtPnJlZ21hcCwgU0lJ OTAyWF9SRUdfVFBJX1JRQiwgMHgwKTsNCj4+PiAgICAJaWYgKHJldCkNCj4+PiAtCQlyZXR1cm4g cmV0Ow0KPj4+ICsJCWdvdG8gZXJyX2Rpc2FibGVfcmVndWxhdG9yOw0KPj4+ICAgIA0KPj4+ICAg IAlyZXQgPSByZWdtYXBfYnVsa19yZWFkKHNpaTkwMngtPnJlZ21hcCwgU0lJOTAyWF9SRUdfQ0hJ UElEKDApLA0KPj4+ICAgIAkJCSAgICAgICAmY2hpcGlkLCA0KTsNCj4+PiAgICAJaWYgKHJldCkg ew0KPj4+ICAgIAkJZGV2X2VycihkZXYsICJyZWdtYXBfcmVhZCBmYWlsZWQgJWRcbiIsIHJldCk7 DQo+Pj4gLQkJcmV0dXJuIHJldDsNCj4+PiArCQlnb3RvIGVycl9kaXNhYmxlX3JlZ3VsYXRvcjsN Cj4+PiAgICAJfQ0KPj4+ICAgIA0KPj4+ICAgIAlpZiAoY2hpcGlkWzBdICE9IDB4YjApIHsNCj4+ PiAgICAJCWRldl9lcnIoZGV2LCAiSW52YWxpZCBjaGlwaWQ6ICUwMnggKGV4cGVjdGluZyAweGIw KVxuIiwNCj4+PiAgICAJCQljaGlwaWRbMF0pOw0KPj4+IC0JCXJldHVybiAtRUlOVkFMOw0KPj4+ ICsJCXJldCA9IC1FSU5WQUw7DQo+Pj4gKwkJZ290byBlcnJfZGlzYWJsZV9yZWd1bGF0b3I7DQo+ Pj4gICAgCX0NCj4+PiAgICANCj4+PiAgICAJLyogQ2xlYXIgYWxsIHBlbmRpbmcgaW50ZXJydXB0 cyAqLw0KPj4+IEBAIC00MjQsNyArNDQ1LDcgQEAgc3RhdGljIGludCBzaWk5MDJ4X3Byb2JlKHN0 cnVjdCBpMmNfY2xpZW50ICpjbGllbnQsDQo+Pj4gICAgCQkJCQkJSVJRRl9PTkVTSE9ULCBkZXZf bmFtZShkZXYpLA0KPj4+ICAgIAkJCQkJCXNpaTkwMngpOw0KPj4+ICAgIAkJaWYgKHJldCkNCj4+ PiAtCQkJcmV0dXJuIHJldDsNCj4+PiArCQkJZ290byBlcnJfZGlzYWJsZV9yZWd1bGF0b3I7DQo+ Pj4gICAgCX0NCj4+PiAgICANCj4+PiAgICAJc2lpOTAyeC0+YnJpZGdlLmZ1bmNzID0gJnNpaTkw MnhfYnJpZGdlX2Z1bmNzOw0KPj4+IEBAIC00MzQsNiArNDU1LDEyIEBAIHN0YXRpYyBpbnQgc2lp OTAyeF9wcm9iZShzdHJ1Y3QgaTJjX2NsaWVudCAqY2xpZW50LA0KPj4+ICAgIAlpMmNfc2V0X2Ns aWVudGRhdGEoY2xpZW50LCBzaWk5MDJ4KTsNCj4+PiAgICANCj4+PiAgICAJcmV0dXJuIDA7DQo+ Pj4gKw0KPj4+ICtlcnJfZGlzYWJsZV9yZWd1bGF0b3I6DQo+Pj4gKwlyZWd1bGF0b3JfYnVsa19k aXNhYmxlKEFSUkFZX1NJWkUoc2lpOTAyeC0+c3VwcGxpZXMpLA0KPj4+ICsJCQkgICAgICAgc2lp OTAyeC0+c3VwcGxpZXMpOw0KPj4+ICsNCj4+PiArCXJldHVybiByZXQ7DQo+Pj4gICAgfQ0KPj4+ ICAgIA0KPj4+ICAgIHN0YXRpYyBpbnQgc2lpOTAyeF9yZW1vdmUoc3RydWN0IGkyY19jbGllbnQg KmNsaWVudCkNCj4+PiBAQCAtNDQzLDYgKzQ3MCw5IEBAIHN0YXRpYyBpbnQgc2lpOTAyeF9yZW1v dmUoc3RydWN0IGkyY19jbGllbnQgKmNsaWVudCkNCj4+PiAgICANCj4+PiAgICAJZHJtX2JyaWRn ZV9yZW1vdmUoJnNpaTkwMngtPmJyaWRnZSk7DQo+Pj4gICAgDQo+Pj4gKwlyZWd1bGF0b3JfYnVs a19kaXNhYmxlKEFSUkFZX1NJWkUoc2lpOTAyeC0+c3VwcGxpZXMpLA0KPj4+ICsJCQkgICAgICAg c2lpOTAyeC0+c3VwcGxpZXMpOw0KPj4+ICsNCj4+PiAgICAJcmV0dXJuIDA7DQo+Pj4gICAgfQ0K Pj4+ICAgIA0KPiANCj4gCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fCmRyaS1kZXZlbCBtYWlsaW5nIGxpc3QKZHJpLWRldmVsQGxpc3RzLmZyZWVkZXNrdG9w Lm9yZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2RyaS1k ZXZlbAo=