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: [RFT/PATCH,18/38] usb: dwc3: gadget: check for Missed Isoc from event status From: Felipe Balbi Message-Id: <87d0z4lwr0.fsf@linux.intel.com> Date: Thu, 12 Apr 2018 10:17:07 +0300 To: Thinh Nguyen Thinh Nguyen , Linux USB Cc: John Youn List-ID: SGksCgpUaGluaCBOZ3V5ZW4gPFRoaW5oLk5ndXllbkBzeW5vcHN5cy5jb20+IHdyaXRlczoKPiBI aSwKPgo+IE9uIDQvMTEvMjAxOCAxOjIxIEFNLCBGZWxpcGUgQmFsYmkgd3JvdGU6Cj4+IAo+PiBI aSwKPj4gCj4+IEZlbGlwZSBCYWxiaSA8ZmVsaXBlLmJhbGJpQGxpbnV4LmludGVsLmNvbT4gd3Jp dGVzOgo+Pj4+PiBXaXRob3V0IFhmZXJOb3RSZWFkeSwgd2Ugd29uJ3QgaGF2ZSBhIHJlbGlhYmxl IHdheSB0byBrbm93IHRoZSB1RnJhbWUKPj4+Pj4gbnVtYmVyLiBSZWFkIHRoZSBJc29jaHJvbm91 cyBwcm9ncmFtbWluZyBzZXF1ZW5jZSBmcm9tIHlvdXIgZGF0YWJvb2suCj4+Pj4KPj4+PiBSaWdo dC4gV2UgbmVlZCBYZmVyTm90UmVhZHkgdG8ga25vdyB3aGVuIHRvIHN0YXJ0IGlzb2MgdHJhbnNm ZXIuIEJ1dCBpZgo+Pj4+IHRoZXJlIGFyZSBzdGlsbCBxdWV1ZWQgcmVxdWVzdHMsIERXQzMgY2Fu IGp1c3Qgd2FpdCB0byBzZWUgaWYgYW55IG9mCj4+Pj4gdGhlbSB3aWxsIHN1Y2NlZWQgdG8gY29u dGludWUgd2l0aCB0aGUgdHJhbnNmZXIganVzdCBhcyBob3cgRFdDMyBpcwo+Pj4+IGhhbmRsaW5n IGl0IG5vdy4KPj4+Cj4+PiBUaGF0J3Mgbm90IHdoYXQgdGhlIGRhdGFib29rIHNheXMgdGhvdWdo LiBBbmQgdGhhdCdzIGFsc28gbm90IGludGVudGlvbgo+Pj4gb2YgaG93IHRoZSBjb2RlIGlzIHdy aXR0ZW4gYXMgb2Ygbm93IGVpdGhlci4gVGhlIHdheSB0aGUgY29kZSBpcyB3cml0dGVuCj4+PiBp cyB0aGUgZm9sbG93aW5nOgo+Pj4KPj4+IHF1ZXVlKCkgLT4gWGZlck5vdFJlYWR5IC0+IHN0YXJ0 X2lzb2MoKSAtPiBpZiAobWlzc2VkKSBkb19ub3RoaW5nKCkgLT4KPj4+IHF1ZXVlKCkgLT4gZW5k X3RyYW5zZmVyLgo+Pj4KPj4+IFRoYXQncyBub3QgcmVhbGx5IHdhaXRpbmcgZm9yIHRoZSBxdWV1 ZSB0byBiZSBjb25zdW1lZCwgaXQncyBqdXN0Cj4+PiBkZWxheWluZyBlbmQgdHJhbnNmZXIgdW50 aWwgd2UgZ2V0IGFub3RoZXIgcXVldWUoKS4gSU9XLCBpdCBqdXN0Cj4+PiAqaGFwcGVucyogdG8g Z2l2ZSB0aGUgY29udHJvbGxlciB0aW1lIHRvIGdvIHRocm91Z2ggdGhlIGxpc3Qgb2Ygc3RhcnRl ZAo+Pj4gcmVxdWVzdHMuCj4+Pgo+Pj4+IElmIHdlIGVuZCBhbmQgcmVzdGFydCB0aGUgdHJhbnNm ZXIgcmlnaHQgYXdheSwgdGhlbiB3ZSBtYXkgbG9zZSBtb3JlCj4+Pj4gaXNvYyBkYXRhIHRoYW4g bmVjZXNzYXJ5IChkdWUgdG8gaXNvYyBzY2hlZHVsaW5nIGF0IGxlYXN0IDQgdUZyYW1lCj4+Pj4g YWhlYWQgb2YgdGltZSkuIElzIHRoZXJlIHNvbWV0aGluZyB5b3Ugc2VlIHRoYXQgZG9lc24ndCB3 b3JrIHdpdGggdGhlCj4+Pj4gY3VycmVudCBpbXBsZW1lbnRhdGlvbj8KPj4+Cj4+PiBOb3QgX3Jl YWxseV8sIEknbSBqdXN0IHRyeWluZyB0byBtYWtlIHRoZSBjb2RlIGVhc2llciB0byByZWFkIGFu ZCwgSQo+Pj4gdGhpbmssIEkndmUgYWNoaWV2ZWQgdGhhdC4gTm93LCBpZiB3ZSBuZWVkIHRvIGRl bGF5IGVuZCB0cmFuc2ZlciBpbiB0aGUKPj4+IGNhc2Ugd2hlcmUgd2UgaGF2ZSBtb3JlIHJlcXVl c3RzIGluIHRoZSBjb250cm9sbGVyJ3MgcXVldWUsIHRoYXQncyBlYXN5Cj4+PiBlbm91Z2ggdG8g aW1wbGVtZW50Ogo+Pj4KPj4+IEBAIC0yMzcxLDcgKzIzNzEsOCBAQCBzdGF0aWMgdm9pZCBkd2Mz X2dhZGdldF9lbmRwb2ludF90cmFuc2Zlcl9pbl9wcm9ncmVzcyhzdHJ1Y3QgZHdjM19lcCAqZGVw LAo+Pj4gICAJaWYgKGV2ZW50LT5zdGF0dXMgJiBERVBFVlRfU1RBVFVTX0JVU0VSUikKPj4+ICAg CQlzdGF0dXMgPSAtRUNPTk5SRVNFVDsKPj4+ICAgCj4+PiAtCWlmIChldmVudC0+c3RhdHVzICYg REVQRVZUX1NUQVRVU19NSVNTRURfSVNPQykgewo+Pj4gKwlpZiAoZXZlbnQtPnN0YXR1cyAmIERF UEVWVF9TVEFUVVNfTUlTU0VEX0lTT0MgJiYKPj4+ICsJCQlsaXN0X2VtcHR5KCZkZXAtPnN0YXJ0 ZWRfbGlzdCkgewo+Pj4gICAJCXN0YXR1cyA9IC1FWERFVjsKPgo+IE1heWJlIHdlIHNob3VsZCBy ZXR1cm4gdGhlIC1FWERFViBzdGF0dXMgZXZlcnkgdGltZSB0aGVyZSdzIGEgbWlzc2VkIGlzb2Mu Cgp5b3UgbWVhbiBsaWtlIHRoaXM/CgpAQCAtMjM1OCwxMCArMjM1OCwxMSBAQCBzdGF0aWMgdm9p ZCBkd2MzX2dhZGdldF9lbmRwb2ludF90cmFuc2Zlcl9pbl9wcm9ncmVzcyhzdHJ1Y3QgZHdjM19l cCAqZGVwLAogCWlmIChldmVudC0+c3RhdHVzICYgREVQRVZUX1NUQVRVU19CVVNFUlIpCiAJCXN0 YXR1cyA9IC1FQ09OTlJFU0VUOwogCi0JaWYgKGV2ZW50LT5zdGF0dXMgJiBERVBFVlRfU1RBVFVT X01JU1NFRF9JU09DICYmCi0JCQlsaXN0X2VtcHR5KCZkZXAtPnN0YXJ0ZWRfbGlzdCkpIHsKKwlp ZiAoZXZlbnQtPnN0YXR1cyAmIERFUEVWVF9TVEFUVVNfTUlTU0VEX0lTT0MpIHsKIAkJc3RhdHVz ID0gLUVYREVWOwotCQlzdG9wID0gdHJ1ZTsKKworCQlpZiAobGlzdF9lbXB0eSgmZGVwLT5zdGFy dGVkX2xpc3QpKQorCQkJc3RvcCA9IHRydWU7CiAJfQogCiAJZHdjM19nYWRnZXRfZXBfY2xlYW51 cF9jb21wbGV0ZWRfcmVxdWVzdHMoZGVwLCBldmVudCwgc3RhdHVzKTsKCj4+PiAgIAkJc3RvcCA9 IHRydWU7Cj4+PiAgIAl9Cj4+Pgo+Pj4gSSdtIG5vdCBzdXJlIHRoaXMgaXMgYSBnb29kIGlkZWEg dGhvdWdoLiBPbmNlIHdlIG1pc3MgYW4gaW50ZXJ2YWwsIGRvbid0Cj4+PiB3ZSBuZWVkIHRvIGtu b3cgdGhlIG5leHQgZnJhbWUgd2hlbiB0cmFuc2ZlciBuZWVkcyB0byBiZSBzY2hlZHVsZWQ/Cj4+ Pgo+Pj4gTWVhbmluZyB3ZSB3b3VsZCBuZWVkIFhmZXJOb3RSZWFkeSB0byBwcm9wZXJseSBzY2hl ZHVsZSB0aGUgbmV3Cj4+PiB0cmFuc2Zlcj8KPj4gCj4+IHRoaW5raW5nIGFib3V0IHRoaXMgYSBs aXR0bGUgbW9yZS4gVGhpcyBleHRyYSBsaXN0X2VtcHR5KCkgY2hlY2sgaXMgbm90Cj4+IHdyb25n IGF0IGFsbCA6LSkgSSd2ZSBhbWVuZGVkIHRoaXMgc2VyaWVzIHdpdGggdGhlIDMgcGF0Y2hlcyBi ZWxvdy4gSSdsbAo+PiByZXNlbmQgdGhlIHNlcmllcyBvbmNlIEkndmUgZ2l2ZW4gbW9yZSB0aW1l IGZvciBwZW9wbGUgdG8gdGVzdC4gUGF0Y2hlcwo+PiBoYXZlIGJlZW4gdXBkYXRlZCB0byB0aGUg YnJhbmNoIG9uIGtlcm5lbC5vcmcgYXMgd2VsbCwgYnR3Lgo+Cj4gR3JlYXQhIDopCj4gVGhhbmtz IGZvciBhbGwgdGhlIG5ldyB1cGRhdGVzLiBJJ2xsIHRlc3QgaXQgb3V0IHdoZW4gSSBoYXZlIGEg Y2hhbmNlLgoKc3VyZSwgdGhhbmtzIGEgbG90Lgo=