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: [v2,3/3] usb: gadget: uvc: disable stream when disconnected From: Laurent Pinchart Message-Id: <1661250.8mprDtplys@avalon> Date: Mon, 21 May 2018 11:10:11 +0300 To: Paul Elder Cc: linux-usb@vger.kernel.org, balbi@kernel.org, gregkh@linuxfoundation.org, rogerq@ti.com List-ID: SGkgUGF1bCwKClRoYW5rIHlvdSBmb3IgdGhlIHBhdGNoLgoKT24gVHVlc2RheSwgMjQgQXByaWwg MjAxOCAyMzo1OTozNiBFRVNUIFBhdWwgRWxkZXIgd3JvdGU6Cj4gRG93biB0aGUgY2FsbCBzdGFj ayBmcm9tIHRoZSBpb2N0bCBoYW5kbGVyIGZvciBWSURJT0NfU1RSRUFNT04sCj4gdXZjX3ZpZGVv X2FsbG9jX3JlcXVlc3RzIGNvbnRhaW5zIGEgQlVHX09OLCB3aGljaCBpbiB0aGUgaGlnaCBsZXZl bCwKPiB0cmlnZ2VycyB3aGVuIFZJRElPQ19TVFJFQU1PTiBpb2N0bCBpcyBpc3N1ZWQgd2l0aG91 dCBWSURJT0NfU1RSRUFNT0ZGCj4gYmVpbmcgaXNzdWVkIHByZXZpb3VzbHkuCj4gCj4gVGhpcyBj YW4gYWxzbyBiZSB0cmlnZ2VyZWQgYnkgc3RhcnRpbmcgdGhlIHN0cmVhbSBhbmQgdGhlbiBwaHlz aWNhbGx5Cj4gZGlzY29ubmVjdGluZyB1c2IuIFRvIGZpeCB0aGlzLCBkbyB0aGUgc3RyZWFtb2Zm IHByb2NlZHVyZXMgb24gdXNiCj4gZGlzY29ubmVjdC4KPiAKPiBTaWduZWQtb2ZmLWJ5OiBQYXVs IEVsZGVyIDxwYXVsLmVsZGVyQGlkZWFzb25ib2FyZC5jb20+Cj4gLS0tCj4gQ2hhbmdlcyBpbiB2 MjogTm90aGluZwo+IAo+ICBkcml2ZXJzL3VzYi9nYWRnZXQvZnVuY3Rpb24vZl91dmMuYyB8IDMg KysrCj4gIDEgZmlsZSBjaGFuZ2VkLCAzIGluc2VydGlvbnMoKykKPiAKPiBkaWZmIC0tZ2l0IGEv ZHJpdmVycy91c2IvZ2FkZ2V0L2Z1bmN0aW9uL2ZfdXZjLmMKPiBiL2RyaXZlcnMvdXNiL2dhZGdl dC9mdW5jdGlvbi9mX3V2Yy5jIGluZGV4IGZhMzRkY2JlMTE5Ny4uNWJiNzk4ODhlM2Y3Cj4gMTAw NjQ0Cj4gLS0tIGEvZHJpdmVycy91c2IvZ2FkZ2V0L2Z1bmN0aW9uL2ZfdXZjLmMKPiArKysgYi9k cml2ZXJzL3VzYi9nYWRnZXQvZnVuY3Rpb24vZl91dmMuYwo+IEBAIC0zNzQsOSArMzc0LDEyIEBA IHV2Y19mdW5jdGlvbl9kaXNhYmxlKHN0cnVjdCB1c2JfZnVuY3Rpb24gKmYpCj4gIHsKPiAgCXN0 cnVjdCB1dmNfZGV2aWNlICp1dmMgPSB0b191dmMoZik7Cj4gIAlzdHJ1Y3QgdjRsMl9ldmVudCB2 NGwyX2V2ZW50Owo+ICsJc3RydWN0IHV2Y192aWRlbyAqdmlkZW8gPSAmdXZjLT52aWRlbzsKPiAK PiAgCUlORk8oZi0+Y29uZmlnLT5jZGV2LCAidXZjX2Z1bmN0aW9uX2Rpc2FibGVcbiIpOwo+IAo+ ICsJdXZjZ192aWRlb19lbmFibGUodmlkZW8sIDApOwo+ICsKCkFzIGNvbW1lbnRlZCBpbiBteSBy ZXBseSB0byBwYXRjaCAyLzMsIHlvdSB3aWxsIG5lZWQgdG8gcHJvdGVjdCB0aGlzIHdpdGggCnBy b3BlciBsb2NraW5nLiBZb3Ugbm93IGhhdmUgYXQgbGVhc3QgZm91ciBldmVudHMgZGVhbGluZyB3 aXRoIHN0YXRlcyBhbmQgCmJ1ZmZlcnMgYWxsb2NhdGlvbiAoVklESU9DX1NUUkVBTU9OLCBWSURJ T0NfU1RSRUFNT0ZGLCB1dmNfZnVuY3Rpb25fc2V0X2FsdCAKYW5kIHV2Y19mdW5jdGlvbl9kaXNh YmxlKS4KCj4gIAltZW1zZXQoJnY0bDJfZXZlbnQsIDAsIHNpemVvZih2NGwyX2V2ZW50KSk7Cj4g IAl2NGwyX2V2ZW50LnR5cGUgPSBVVkNfRVZFTlRfRElTQ09OTkVDVDsKPiAgCXY0bDJfZXZlbnRf cXVldWUoJnV2Yy0+dmRldiwgJnY0bDJfZXZlbnQpOwo=