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: [v5,1/2] usb/gadget: Add an EP dispose() callback for EP lifetime tracking From: Benjamin Herrenschmidt Message-Id: <1521247066.16434.207.camel@kernel.crashing.org> Date: Sat, 17 Mar 2018 11:37:46 +1100 To: Felipe Balbi , linux-usb@vger.kernel.org Cc: Greg KH , Joel Stanley , Andrew Jeffery List-ID: T24gRnJpLCAyMDE4LTAzLTE2IGF0IDEzOjAyICswMjAwLCBGZWxpcGUgQmFsYmkgd3JvdGU6Cj4g SGksCj4gCj4gQmVuamFtaW4gSGVycmVuc2NobWlkdCA8YmVuaEBrZXJuZWwuY3Jhc2hpbmcub3Jn PiB3cml0ZXM6Cj4gPiBTb21lIFVEQyBtYXkgd2FudCB0byBhbGxvY2F0ZSBlbmRwb2ludHMgZHlu YW1pY2FsbHksIGVpdGhlciBiZWNhdXNlCj4gPiB0aGUgSFcgc3VwcG9ydHMgYW4gYXJiaXRyYXJ5 IGxhcmdlIG51bWJlciBvciBiZWNhdXNlIChsaWtlIHRoZSBBc3BlZWQKPiA+IEJNQyBTb0NzKSwg dGhlIHBvb2wgb2YgSFcgZW5kcG9pbnRzIGlzIHNoYXJlZCBiZXR3ZWVuIG11bHRpcGxlIGdhZGdl dHMuCj4gPiAKPiA+IFRoZSBhbGxvY2F0aW9uIHNpZGUgY2FuIGJlIGRvbmUgcmF0aGVyIGVhc2ls eSB1c2luZyB0aGUgZXhpc3RpbmcKPiA+IG1hdGNoX2VwKCkgVURDIGhvb2suCj4gPiAKPiA+IEhv d2V2ZXIgd2UgaGF2ZSBubyBnb29kIHBsYWNlIHRvICJmcmVlIiB0aGVtLgo+ID4gCj4gPiBUaGlz IGltcGxlbWVudHMgYSAic2ltcGxlIiB2YXJpYW50IG9mIHRoaXMsIHdoaWNoIGNhbGxzIGFuIEVQ IGRpc3Bvc2UKPiA+IGNhbGxiYWNrIG9uIGFsbCBFUHMgYXNzb2NpYXRlZCB3aXRoIGEgZ2FkZ2V0 IHdoZW4gdGhlIGNvbXBvc2l0ZSBkZXZpY2UKPiA+IGdldHMgdW5ib3VuZC4KPiA+IAo+ID4gVGhp cyBpcyByZXF1aXJlZCBieSBteSB1cGNvbWluZyBBc3BlZWQgdkh1YiBkcml2ZXIuCj4gPiAKPiA+ IFNpZ25lZC1vZmYtYnk6IEJlbmphbWluIEhlcnJlbnNjaG1pZHQgPGJlbmhAa2VybmVsLmNyYXNo aW5nLm9yZz4KPiA+IC0tLQo+ID4gIGRyaXZlcnMvdXNiL2dhZGdldC9jb21wb3NpdGUuYyB8IDgg KysrKysrKysKPiA+ICBpbmNsdWRlL2xpbnV4L3VzYi9nYWRnZXQuaCAgICAgfCAxICsKPiA+ICAy IGZpbGVzIGNoYW5nZWQsIDkgaW5zZXJ0aW9ucygrKQo+ID4gCj4gPiBkaWZmIC0tZ2l0IGEvZHJp dmVycy91c2IvZ2FkZ2V0L2NvbXBvc2l0ZS5jIGIvZHJpdmVycy91c2IvZ2FkZ2V0L2NvbXBvc2l0 ZS5jCj4gPiBpbmRleCA3N2M3ZWNjYTgxNmEuLmVjOTljOWNmYzFhMiAxMDA2NDQKPiA+IC0tLSBh L2RyaXZlcnMvdXNiL2dhZGdldC9jb21wb3NpdGUuYwo+ID4gKysrIGIvZHJpdmVycy91c2IvZ2Fk Z2V0L2NvbXBvc2l0ZS5jCj4gPiBAQCAtMjE3Miw2ICsyMTcyLDcgQEAgaW50IGNvbXBvc2l0ZV9v c19kZXNjX3JlcV9wcmVwYXJlKHN0cnVjdCB1c2JfY29tcG9zaXRlX2RldiAqY2RldiwKPiA+ICB2 b2lkIGNvbXBvc2l0ZV9kZXZfY2xlYW51cChzdHJ1Y3QgdXNiX2NvbXBvc2l0ZV9kZXYgKmNkZXYp Cj4gPiAgewo+ID4gIAlzdHJ1Y3QgdXNiX2dhZGdldF9zdHJpbmdfY29udGFpbmVyICp1YywgKnRt cDsKPiA+ICsJc3RydWN0IHVzYl9lcAkJCSAgICplcCwgKnRtcF9lcDsKPiA+ICAKPiA+ICAJbGlz dF9mb3JfZWFjaF9lbnRyeV9zYWZlKHVjLCB0bXAsICZjZGV2LT5nc3RyaW5ncywgbGlzdCkgewo+ ID4gIAkJbGlzdF9kZWwoJnVjLT5saXN0KTsKPiA+IEBAIC0yMTkzLDYgKzIxOTQsMTMgQEAgdm9p ZCBjb21wb3NpdGVfZGV2X2NsZWFudXAoc3RydWN0IHVzYl9jb21wb3NpdGVfZGV2ICpjZGV2KQo+ ID4gIAl9Cj4gPiAgCWNkZXYtPm5leHRfc3RyaW5nX2lkID0gMDsKPiA+ICAJZGV2aWNlX3JlbW92 ZV9maWxlKCZjZGV2LT5nYWRnZXQtPmRldiwgJmRldl9hdHRyX3N1c3BlbmRlZCk7Cj4gPiArCj4g PiArCS8qIERpc3Bvc2UgRVBzIGlmIHRoZSBVREMgZHJpdmVyIHRyYWNrcyBsaWZldGltZSAqLwo+ ID4gKwlsaXN0X2Zvcl9lYWNoX2VudHJ5X3NhZmUoZXAsIHRtcF9lcCwKPiA+ICsJCQkJICZjZGV2 LT5nYWRnZXQtPmVwX2xpc3QsIGVwX2xpc3QpIHsKPiAKPiBkbyB5b3UgcmVhbGx5IG5lZWQgdGhp cyB0byBiZSBzYWZlPyBZb3UgZG9uJ3Qgc2VlbSB0byBiZSBtb2RpZnlpbmcKPiBlcF9saXN0IGhl cmUuCgpZZXMsIGVwLT5kaXNwb3NlKCkgbWF5IGRvIGp1c3QgdGhhdC4gSW4gbXkgQXNwZWVkIGlt cGxlbWVudGF0aW9uIGluCmZhY3QgdGhhdCdzIHByZXR0eSBtdWNoIHRoZSBmaXJzdCB0aGluZyBp dCBkb2VzLgoKSUUsIEknbSByZXR1cm5pbmcgYWxsIHRoZSBlbmRwb2ludHMgdG8gdGhlIGNvbW1v biBwb29sLCB0aHVzIHRha2luZwp0aGVtIG91dCBvZiB0aGUgZ2FkZ2V0IEVQIGxpc3QuCgpUaGF0 IHNhaWQsIHRoZXJlIGNvdWxkIGJlIG90aGVyIHJlYXNvbnMgd2h5IGEgZHJpdmVyIG1pZ2h0IHdh bnQgdG8ga25vdwphYm91dCBkaXNwb3NhbCB3aXRob3V0IGFjdHVhbGx5IHRha2luZyBhbGwgdGhl IEVQcyBiYWNrIChmb3IgZXhhbXBsZSBhCmRyaXZlciBjb3VsZCBoYXZlIHNvbWUgZGVkaWNhdGVk IEVQcyBhbmQgc29tZSBpbiBhIHBvb2wpIHNvIEkgcHJlZmVyCnRoZSBsaXN0X2RlbCByZW1haW5p bmcgaW4gdGhlIGJhY2stZW5kLgoKQ2hlZXJzLApCZW4uCi0tLQpUbyB1bnN1YnNjcmliZSBmcm9t IHRoaXMgbGlzdDogc2VuZCB0aGUgbGluZSAidW5zdWJzY3JpYmUgbGludXgtdXNiIiBpbgp0aGUg Ym9keSBvZiBhIG1lc3NhZ2UgdG8gbWFqb3Jkb21vQHZnZXIua2VybmVsLm9yZwpNb3JlIG1ham9y ZG9tbyBpbmZvIGF0ICBodHRwOi8vdmdlci5rZXJuZWwub3JnL21ham9yZG9tby1pbmZvLmh0bWwK