From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 Subject: usb: gadget: f_uvc: Expose configuration name through video node From: Laurent Pinchart Message-Id: <2169614.Qzk4O9qMD7@avalon> Date: Thu, 24 May 2018 16:30:37 +0300 To: Kieran Bingham Cc: Paul Elder , Felipe Balbi , linux-usb@vger.kernel.org, Kieran Bingham List-ID: SGkgS2llcmFuLAoKVGhhbmsgeW91IGZvciB0aGUgcGF0Y2guCgpPbiBXZWRuZXNkYXksIDIzIE1h eSAyMDE4IDIzOjM5OjQ3IEVFU1QgS2llcmFuIEJpbmdoYW0gd3JvdGU6Cj4gRnJvbTogS2llcmFu IEJpbmdoYW0gPGtpZXJhbi5iaW5naGFtQGlkZWFzb25ib2FyZC5jb20+Cj4gCj4gV2hlbiB1dGls aXNpbmcgbXVsdGlwbGUgaW5zdGFudGlhdGlvbnMgb2YgYSBVVkMgZ2FkZ2V0IG9uIGEgY29tcG9z aXRlCj4gZGV2aWNlLCB0aGVyZSBpcyBubyBjbGVhciBtZXRob2QgdG8gbGluayBhIHBhcnRpY3Vs YXIgY29uZmlndXJhdGlvbiB0bwo+IGl0cyByZXNwZWN0aXZlIHZpZGVvIG5vZGUuCj4gCj4gUHJv dmlkZSBhIG1lYW5zIGZvciBpZGVudGlmeWluZyB0aGUgY29ycmVjdCB2aWRlbyBub2RlIGJ5IGV4 cG9zaW5nIHRoZQo+IG5hbWUgb2YgdGhlIGZ1bmN0aW9uIGNvbmZpZ3VyYXRpb24gdGhyb3VnaCBz eXNmcy4KPiAKPiBTaWduZWQtb2ZmLWJ5OiBLaWVyYW4gQmluZ2hhbSA8a2llcmFuLmJpbmdoYW1A aWRlYXNvbmJvYXJkLmNvbT4KPiAtLS0KPiAgZHJpdmVycy91c2IvZ2FkZ2V0L2Z1bmN0aW9uL2Zf dXZjLmMgfCAyNCArKysrKysrKysrKysrKysrKysrKysrKy0KPiAgMSBmaWxlIGNoYW5nZWQsIDIz IGluc2VydGlvbnMoKyksIDEgZGVsZXRpb24oLSkKPiAKPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy91 c2IvZ2FkZ2V0L2Z1bmN0aW9uL2ZfdXZjLmMKPiBiL2RyaXZlcnMvdXNiL2dhZGdldC9mdW5jdGlv bi9mX3V2Yy5jIGluZGV4IDFhZmZhOGUzYTk3NC4uZjMyNmQxNzA3NjMzCj4gMTAwNjQ0Cj4gLS0t IGEvZHJpdmVycy91c2IvZ2FkZ2V0L2Z1bmN0aW9uL2ZfdXZjLmMKPiArKysgYi9kcml2ZXJzL3Vz Yi9nYWRnZXQvZnVuY3Rpb24vZl91dmMuYwo+IEBAIC00MjEsMTAgKzQyMSwyMSBAQCB1dmNfZnVu Y3Rpb25fZGlzY29ubmVjdChzdHJ1Y3QgdXZjX2RldmljZSAqdXZjKQo+ICAgKiBVU0IgcHJvYmUg YW5kIGRpc2Nvbm5lY3QKPiAgICovCj4gCj4gK3N0YXRpYyBzc2l6ZV90IGNvbmZpZ19zaG93KHN0 cnVjdCBkZXZpY2UgKmRldiwgc3RydWN0IGRldmljZV9hdHRyaWJ1dGUKPiAqYXR0ciwgKwkJCSAg IGNoYXIgKmJ1ZikKPiArewo+ICsJc3RydWN0IHV2Y19kZXZpY2UgKnV2YyA9IGRldl9nZXRfZHJ2 ZGF0YShkZXYpOwo+ICsKPiArCXJldHVybiBzcHJpbnRmKGJ1ZiwgIiVzXG4iLCB1dmMtPmZ1bmMu ZmktPmdyb3VwLmNnX2l0ZW0uY2lfbmFtZSk7Cj4gK30KPiArCj4gK3N0YXRpYyBERVZJQ0VfQVRU Ul9STyhjb25maWcpOwoKWW91IG5lZWQgdG8gZG9jdW1lbnQgdGhlIGF0dHJpYnV0ZSBpbiBEb2N1 bWVudGF0aW9uL0FCSS8uCgpJIHdvbmRlciB3aGV0aGVyIHdlIHNob3VsZCB1c2UgYSBtb3JlIGV4 cGxpY2l0IG5hbWUgZm9yIHRoZSBhdHRyaWJ1dGUuIE1heWJlIApmdW5jdGlvbl9uYW1lID8gdXNi X2Z1bmN0aW9uX25hbWUgPyB1c2JfY29uZmlnZnNfbmFtZSA/IEZlZWwgZnJlZSB0byBwcm9wb3Nl IGEgCmJldHRlciBvcHRpb24uCgo+ICsKPiAgc3RhdGljIGludAo+ICB1dmNfcmVnaXN0ZXJfdmlk ZW8oc3RydWN0IHV2Y19kZXZpY2UgKnV2YykKPiAgewo+ICAJc3RydWN0IHVzYl9jb21wb3NpdGVf ZGV2ICpjZGV2ID0gdXZjLT5mdW5jLmNvbmZpZy0+Y2RldjsKPiArCWludCByZXQ7Cj4gCj4gIAkv KiBUT0RPIHJlZmVyZW5jZSBjb3VudGluZy4gKi8KPiAgCXV2Yy0+dmRldi52NGwyX2RldiA9ICZ1 dmMtPnY0bDJfZGV2Owo+IEBAIC00MzcsNyArNDQ4LDE3IEBAIHV2Y19yZWdpc3Rlcl92aWRlbyhz dHJ1Y3QgdXZjX2RldmljZSAqdXZjKQo+IAo+ICAJdmlkZW9fc2V0X2RydmRhdGEoJnV2Yy0+dmRl diwgdXZjKTsKPiAKPiAtCXJldHVybiB2aWRlb19yZWdpc3Rlcl9kZXZpY2UoJnV2Yy0+dmRldiwg VkZMX1RZUEVfR1JBQkJFUiwgLTEpOwo+ICsJcmV0ID0gdmlkZW9fcmVnaXN0ZXJfZGV2aWNlKCZ1 dmMtPnZkZXYsIFZGTF9UWVBFX0dSQUJCRVIsIC0xKTsKPiArCWlmIChyZXQgPCAwKQo+ICsJCXJl dHVybiByZXQ7Cj4gKwo+ICsJcmV0ID0gZGV2aWNlX2NyZWF0ZV9maWxlKCZ1dmMtPnZkZXYuZGV2 LCAmZGV2X2F0dHJfY29uZmlnKTsKPiArCWlmIChyZXQgPCAwKSB7Cj4gKwkJdmlkZW9fdW5yZWdp c3Rlcl9kZXZpY2UoJnV2Yy0+dmRldik7Cj4gKwkJcmV0dXJuIHJldDsKPiArCX0KPiArCj4gKwly ZXR1cm4gMDsKPiAgfQo+IAo+ICAjZGVmaW5lIFVWQ19DT1BZX0RFU0NSSVBUT1IobWVtLCBkc3Qs IGRlc2MpIFwKPiBAQCAtODc1LDYgKzg5Niw3IEBAIHN0YXRpYyB2b2lkIHV2Y191bmJpbmQoc3Ry dWN0IHVzYl9jb25maWd1cmF0aW9uICpjLAo+IHN0cnVjdCB1c2JfZnVuY3Rpb24gKmYpCj4gCj4g IAlJTkZPKGNkZXYsICIlc1xuIiwgX19mdW5jX18pOwo+IAo+ICsJZGV2aWNlX3JlbW92ZV9maWxl KCZ1dmMtPnZkZXYuZGV2LCAmZGV2X2F0dHJfY29uZmlnKTsKPiAgCXZpZGVvX3VucmVnaXN0ZXJf ZGV2aWNlKCZ1dmMtPnZkZXYpOwo+ICAJdjRsMl9kZXZpY2VfdW5yZWdpc3RlcigmdXZjLT52NGwy X2Rldik7Cg==