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 HC busted? From: Sudip Mukherjee Message-Id: <20180717114104.irgdb5rmg2qxclgp@debian> Date: Tue, 17 Jul 2018 12:41:04 +0100 To: Mathias Nyman Cc: Andy Shevchenko , Andy Shevchenko , Mathias Nyman , linux-usb@vger.kernel.org, lukaszx.szulc@intel.com, Christoph Hellwig , Marek Szyprowski , iommu@lists.linux-foundation.org List-ID: SGkgTWF0aGlhcywKCk9uIFNhdCwgSnVuIDMwLCAyMDE4IGF0IDEwOjA3OjA0UE0gKzAxMDAsIFN1 ZGlwIE11a2hlcmplZSB3cm90ZToKPiBIaSBNYXRoaWFzLAo+IAo+IE9uIEZyaSwgSnVuIDI5LCAy MDE4IGF0IDAyOjQxOjEzUE0gKzAzMDAsIE1hdGhpYXMgTnltYW4gd3JvdGU6Cj4gPiBPbiAyNy4w Ni4yMDE4IDE0OjU5LCBTdWRpcCBNdWtoZXJqZWUgd3JvdGU6Cj4gPiA+ID4gPiBDYW4geW91IHNo YXJlIGEgYml0IG1vcmUgZGV0YWlscyBvbiB0aGUgcGxhdGZvcm0geW91IGFyZSB1c2luZywgYW5k IHdoYXQgdHlwZXMgb2YgdGVzdCB5b3UgYXJlIHJ1bm5pbmcuCj4gPiA+ID4gCjxzbmlwPgo+IFRo ZW4gdG8gdHJhY2sgd2hhdCBpcyBnb2luZyBvbiwgSSBhZGRlZCB0aGUgc2x1YiBkZWJ1Z2dpbmcg YW5kIDooCj4gSSBoYXZlIGF0dGFjaGVkIHBhcnQgb2YgZG1lc2cgZm9yIHlvdSB0byBjaGVjay4K PiBXaWxsIGFwcHJlY2lhdGUgeW91ciBoZWxwIGluIGZpbmRpbmcgb3V0IHRoZSBwcm9ibGVtLgoK SSBkaWQgc29tZSBtb3JlIGRlYnVnZ2luZy4gVGVzdGVkIHdpdGggYSBLQVNBTiBlbmFibGVkIGtl cm5lbCBhbmQgdGhhdApzaG93cyB0aGUgcHJvYmxlbS4gVGhlIHJlcG9ydCBpcyBhdHRhY2hlZC4K ClRvIG15IHVuZGVyc3RhbmRpbmc6CgpidHVzYl93b3JrKCkgaXMgY2FsbGluZyB1c2Jfc2V0X2lu dGVyZmFjZSgpIHdpdGggYWx0ZXJuYXRlID0gMC4gd2hpY2gKYWdhaW4gY2FsbHMgdXNiX2hjZF9h bGxvY19iYW5kd2lkdGgoKSBhbmQgdGhhdCBmcmVlcyB0aGUgcmluZ3MgYnkKeGhjaV9mcmVlX2Vu ZHBvaW50X3JpbmcoKS4gQnV0IHRoZW4gdXNiX3NldF9pbnRlcmZhY2UoKSBjb250aW51ZXMgYW5k CmNhbGxzIHVzYl9kaXNhYmxlX2ludGVyZmFjZSgpIC0+IHVzYl9oY2RfZmx1c2hfZW5kcG9pbnQo KS0+dW5saW5rMSgpLT4KeGhjaV91cmJfZGVxdWV1ZSgpIHdoaWNoIGF0IHRoZSBlbmQgZ2l2ZXMg dGhlIGNvbW1hbmQgdG8gc3RvcCBlbmRwb2ludC4KCkluIGFsbCB0aGUgY3ljbGVzIEkgaGF2ZSB0 ZXN0ZWQgSSBzZWUgdGhhdCBvbmx5IGluIHRoZSBmYWlsIGNhc2UKaGFuZGxlX2NtZF9jb21wbGV0 aW9uKCkgZ2V0cyBjYWxsZWQsIGJ1dCBpbiB0aGUgY3ljbGVzIHdoZXJlIHRoZSBlcnJvcgppcyBu b3QgdGhlcmUgaGFuZGxlX2NtZF9jb21wbGV0aW9uKCkgaXMgbm90IGNhbGxlZCB3aXRoIHRoYXQg Y29tbWFuZC4KCkkgYW0gbm90IHN1cmUgd2hhdCBpcyBoYXBwZW5pbmcsIGFuZCB5b3UgYXJlIHRo ZSBiZXN0IHBlcnNvbiB0byB1bmRlcnN0YW5kCndoYXQgaXMgaGFwcGVuaW5nLiA6KQoKQnV0IGZv ciBub3cgKHVudGlsbCB5b3UgYXJlIGJhY2sgZnJvbSBob2xpZGF5IGFuZCBzdWdnZXN0IGEgcHJv cGVyIHNvbHV0aW9uKSwKSSBtYWRlIGEgaGFja3kgcGF0Y2ggKGF0dGFjaGVkKSB3aGljaCBpcyB3 b3JraW5nIGFuZCBJIGRvbm90IGdldCBhbnkKY29ycnVwdGlvbiBhZnRlciB0aGF0LiBCb3RoIEtB U0FOIGFuZCBzbHViIGRlYnVnIGFyZSBhbHNvIGhhcHB5LgoKU28sIG5vdyB3YWl0aW5nIGZvciB5 b3UgdG8gYW5hbHl6ZSB3aGF0IGlzIGdvaW5nIG9uIGFuZCBzdWdnZXN0IGEgcHJvcGVyCmZpeC4K ClRoYW5rcyBpbiBhZHZhbmNlLgotLS0KUmVnYXJkcwpTdWRpcApbICAyMzYuODE0MTU2XSA9PT09 PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09 PT09PT0KWyAgMjM2LjgxNDE4N10gQlVHOiBLQVNBTjogdXNlLWFmdGVyLWZyZWUgaW4geGhjaV90 cmJfdmlydF90b19kbWErMHgyZS8weDc0IFt4aGNpX2hjZF0KWyAgMjM2LjgxNDE5M10gUmVhZCBv ZiBzaXplIDggYXQgYWRkciBmZmZmODgwMDc4OTMyOWM4IGJ5IHRhc2sgd2VzdG9uLzEzOAoKWyAg MjM2LjgxNDIwM10gQ1BVOiAwIFBJRDogMTM4IENvbW06IHdlc3RvbiBUYWludGVkOiBHICAgICBV ICBXICBPICAgIDQuMTQuNDctMjAxODA2MDYrICM3ClsgIDIzNi44MTQyMDZdIEhhcmR3YXJlIG5h bWU6IHh4eCwgQklPUyAyMDE3LjAxLTAwMDg3LWc0M2UwNGRlIDA4LzMwLzIwMTcKWyAgMjM2Ljgx NDIwOV0gQ2FsbCBUcmFjZToKWyAgMjM2LjgxNDIxNF0gIDxJUlE+ClsgIDIzNi44MTQyMjZdICBk dW1wX3N0YWNrKzB4NDYvMHg1OQpbICAyMzYuODE0MjM4XSAgcHJpbnRfYWRkcmVzc19kZXNjcmlw dGlvbisweDZiLzB4MjNiClsgIDIzNi44MTQyNTVdICA/IHhoY2lfdHJiX3ZpcnRfdG9fZG1hKzB4 MmUvMHg3NCBbeGhjaV9oY2RdClsgIDIzNi44MTQyNjJdICBrYXNhbl9yZXBvcnQrMHgyMjAvMHgy NDYKWyAgMjM2LjgxNDI3OF0gIHhoY2lfdHJiX3ZpcnRfdG9fZG1hKzB4MmUvMHg3NCBbeGhjaV9o Y2RdClsgIDIzNi44MTQyOTRdICB0cmJfaW5fdGQrMHgzYi8weDFjZCBbeGhjaV9oY2RdClsgIDIz Ni44MTQzMTFdICBoYW5kbGVfY21kX2NvbXBsZXRpb24rMHgxMTgxLzB4MmM5YiBbeGhjaV9oY2Rd ClsgIDIzNi44MTQzMjldICA/IHhoY2lfcXVldWVfbmV3X2RlcXVldWVfc3RhdGUrMHg1ZDkvMHg1 ZDkgW3hoY2lfaGNkXQpbICAyMzYuODE0MzM3XSAgPyBkcm1faGFuZGxlX3ZibGFuaysweDRlYy8w eDU5MApbICAyMzYuODE0MzUyXSAgeGhjaV9pcnErMHg1MjkvMHgzMjk0IFt4aGNpX2hjZF0KWyAg MjM2LjgxNDM2Ml0gID8gX19hY2N1bXVsYXRlX3BlbHRfc2VnbWVudHMrMHgyNC8weDMzClsgIDIz Ni44MTQzNzhdICA/IGZpbmlzaF90ZC5pc3JhLjQwKzB4MjIzLzB4MjIzIFt4aGNpX2hjZF0KWyAg MjM2LjgxNDM4NF0gID8gX19hY2N1bXVsYXRlX3BlbHRfc2VnbWVudHMrMHgyNC8weDMzClsgIDIz Ni44MTQzOTBdICA/IF9fYWNjdW11bGF0ZV9wZWx0X3NlZ21lbnRzKzB4MjQvMHgzMwpbICAyMzYu ODE0NDA1XSAgPyB4aGNpX2lycSsweDMyOTQvMHgzMjk0IFt4aGNpX2hjZF0KWyAgMjM2LjgxNDQx Ml0gIF9faGFuZGxlX2lycV9ldmVudF9wZXJjcHUrMHgxNDkvMHgzZGIKWyAgMjM2LjgxNDQyMV0g IGhhbmRsZV9pcnFfZXZlbnRfcGVyY3B1KzB4NjUvMHgxMDkKWyAgMjM2LjgxNDQyOF0gID8gX19o YW5kbGVfaXJxX2V2ZW50X3BlcmNwdSsweDNkYi8weDNkYgpbICAyMzYuODE0NDM2XSAgPyB0dHd1 X2RvX3dha2V1cC5pc3JhLjE4KzB4M2EyLzB4M2NlClsgIDIzNi44MTQ0NDJdICBoYW5kbGVfaXJx X2V2ZW50KzB4YTgvMHgxMGEKWyAgMjM2LjgxNDQ0OV0gIGhhbmRsZV9lZGdlX2lycSsweDRiMi8w eDUzOApbICAyMzYuODE0NDU4XSAgaGFuZGxlX2lycSsweDNlLzB4NDUKWyAgMjM2LjgxNDQ2NV0g IGRvX0lSUSsweDVjLzB4MTI2ClsgIDIzNi44MTQ0NzRdICBjb21tb25faW50ZXJydXB0KzB4N2Ev MHg3YQpbICAyMzYuODE0NDc4XSAgPC9JUlE+ClsgIDIzNi44MTQ0ODNdIFJJUDogMDAyMzoweGY3 OWQzZDgyClsgIDIzNi44MTQ0ODZdIFJTUDogMDAyYjowMDAwMDAwMGZmYzU4OGU4IEVGTEFHUzog MDAyMDAyODIgT1JJR19SQVg6IGZmZmZmZmZmZmZmZmZmZGMKWyAgMjM2LjgxNDQ5M10gUkFYOiAw MDAwMDAwMDAwMDAwMDAwIFJCWDogMDAwMDAwMDBmN2JlYmQ1YyBSQ1g6IDAwMDAwMDAwMDAwMDAw MDAKWyAgMjM2LjgxNDQ5Nl0gUkRYOiAwMDAwMDAwMDA4ZDQxOTdjIFJTSTogMDAwMDAwMDAwMDAw MDAwMCBSREk6IDAwMDAwMDAwZjc0NmMwMjAKWyAgMjM2LjgxNDQ5OV0gUkJQOiAwMDAwMDAwMGZm YzU4OGU4IFIwODogMDAwMDAwMDAwMDAwMDAwMCBSMDk6IDAwMDAwMDAwMDAwMDAwMDAKWyAgMjM2 LjgxNDUwM10gUjEwOiAwMDAwMDAwMDAwMDAwMDAwIFIxMTogMDAwMDAwMDAwMDIwMDIwNiBSMTI6 IDAwMDAwMDAwMDAwMDAwMDAKWyAgMjM2LjgxNDUwNl0gUjEzOiAwMDAwMDAwMDAwMDAwMDAwIFIx NDogMDAwMDAwMDAwMDAwMDAwMCBSMTU6IDAwMDAwMDAwMDAwMDAwMDAKClsgIDIzNi44MTQ1MTNd IEFsbG9jYXRlZCBieSB0YXNrIDIwODI6ClsgIDIzNi44MTQ1MjFdICBrYXNhbl9rbWFsbG9jLnBh cnQuMSsweDUxLzB4YzcKWyAgMjM2LjgxNDUyNl0gIGttZW1fY2FjaGVfYWxsb2NfdHJhY2UrMHgx NzgvMHgxODcKWyAgMjM2LjgxNDU0MF0gIHhoY2lfc2VnbWVudF9hbGxvYy5pc3JhLjExKzB4OWQv MHgzYmYgW3hoY2lfaGNkXQpbICAyMzYuODE0NTUzXSAgeGhjaV9hbGxvY19zZWdtZW50c19mb3Jf cmluZysweDllLzB4MTc2IFt4aGNpX2hjZF0KWyAgMjM2LjgxNDU2Nl0gIHhoY2lfcmluZ19hbGxv Yy5jb25zdHByb3AuMTYrMHgxOTcvMHg0YmEgW3hoY2lfaGNkXQpbICAyMzYuODE0NTc5XSAgeGhj aV9lbmRwb2ludF9pbml0KzB4NzdhLzB4OWJhIFt4aGNpX2hjZF0KWyAgMjM2LjgxNDU5Ml0gIHho Y2lfYWRkX2VuZHBvaW50KzB4M2JjLzB4NDNiIFt4aGNpX2hjZF0KWyAgMjM2LjgxNDYxNV0gIHVz Yl9oY2RfYWxsb2NfYmFuZHdpZHRoKzB4N2VmLzB4ODU3IFt1c2Jjb3JlXQpbICAyMzYuODE0NjM3 XSAgdXNiX3NldF9pbnRlcmZhY2UrMHgyOTQvMHg2ODEgW3VzYmNvcmVdClsgIDIzNi44MTQ2NDVd ICBidHVzYl93b3JrKzB4MmU2LzB4OTgxIFtidHVzYl0KWyAgMjM2LjgxNDY1MV0gIHByb2Nlc3Nf b25lX3dvcmsrMHg1NzkvMHg5ZTkKWyAgMjM2LjgxNDY1Nl0gIHdvcmtlcl90aHJlYWQrMHg2OGYv MHg4MDQKWyAgMjM2LjgxNDY2Ml0gIGt0aHJlYWQrMHgzMWMvMHgzMmIKWyAgMjM2LjgxNDY2OF0g IHJldF9mcm9tX2ZvcmsrMHgzNS8weDQwCgpbICAyMzYuODE0NjcyXSBGcmVlZCBieSB0YXNrIDE1 MzM6ClsgIDIzNi44MTQ2NzhdICBrYXNhbl9zbGFiX2ZyZWUrMHhiMy8weDE1ZQpbICAyMzYuODE0 NjgzXSAga2ZyZWUrMHgxMDMvMHgxYTkKWyAgMjM2LjgxNDY5Nl0gIHhoY2lfcmluZ19mcmVlKzB4 MjA1LzB4Mjg2IFt4aGNpX2hjZF0KWyAgMjM2LjgxNDcwOV0gIHhoY2lfZnJlZV9lbmRwb2ludF9y aW5nKzB4NGQvMHg4MyBbeGhjaV9oY2RdClsgIDIzNi44MTQ3MjJdICB4aGNpX2NoZWNrX2JhbmR3 aWR0aCsweDU3Yi8weDY1YSBbeGhjaV9oY2RdClsgIDIzNi44MTQ3NDNdICB1c2JfaGNkX2FsbG9j X2JhbmR3aWR0aCsweDY2NS8weDg1NyBbdXNiY29yZV0KWyAgMjM2LjgxNDc2NV0gIHVzYl9zZXRf aW50ZXJmYWNlKzB4Mjk0LzB4NjgxIFt1c2Jjb3JlXQpbICAyMzYuODE0NzcyXSAgYnR1c2Jfd29y aysweDY2NC8weDk4MSBbYnR1c2JdClsgIDIzNi44MTQ3NzddICBwcm9jZXNzX29uZV93b3JrKzB4 NTc5LzB4OWU5ClsgIDIzNi44MTQ3ODJdICB3b3JrZXJfdGhyZWFkKzB4NjhmLzB4ODA0ClsgIDIz Ni44MTQ3ODhdICBrdGhyZWFkKzB4MzFjLzB4MzJiClsgIDIzNi44MTQ3OTNdICByZXRfZnJvbV9m b3JrKzB4MzUvMHg0MAoKWyAgMjM2LjgxNDc5OV0gVGhlIGJ1Z2d5IGFkZHJlc3MgYmVsb25ncyB0 byB0aGUgb2JqZWN0IGF0IGZmZmY4ODAwNzg5MzI5YzgKIHdoaWNoIGJlbG9uZ3MgdG8gdGhlIGNh Y2hlIGttYWxsb2MtNjQgb2Ygc2l6ZSA2NApbICAyMzYuODE0ODA0XSBUaGUgYnVnZ3kgYWRkcmVz cyBpcyBsb2NhdGVkIDAgYnl0ZXMgaW5zaWRlIG9mCiA2NC1ieXRlIHJlZ2lvbiBbZmZmZjg4MDA3 ODkzMjljOCwgZmZmZjg4MDA3ODkzMmEwOCkKWyAgMjM2LjgxNDgwNl0gVGhlIGJ1Z2d5IGFkZHJl c3MgYmVsb25ncyB0byB0aGUgcGFnZToKWyAgMjM2LjgxNDgxMl0gcGFnZTpmZmZmZWEwMDAxZTI0 YzgwIGNvdW50OjEgbWFwY291bnQ6MCBtYXBwaW5nOiAgICAgICAgICAobnVsbCkgaW5kZXg6MHgw IGNvbXBvdW5kX21hcGNvdW50OiAwClsgIDIzNi44MjU4MTNdIGZsYWdzOiAweDQwMDAwMDAwMDAw MDgxMDAoc2xhYnxoZWFkKQpbICAyMzYuODMwOTgxXSByYXc6IDQwMDAwMDAwMDAwMDgxMDAgMDAw MDAwMDAwMDAwMDAwMCAwMDAwMDAwMDAwMDAwMDAwIDAwMDAwMDAxMDAxMzAwMTMKWyAgMjM2Ljgz MDk4OF0gcmF3OiBmZmZmZWEwMDAwY2ZiYWEwIGZmZmZlYTAwMDEwZGRmMjAgZmZmZjg4MDEzYjgw ZjY0MCAwMDAwMDAwMDAwMDAwMDAwClsgIDIzNi44MzA5OTBdIHBhZ2UgZHVtcGVkIGJlY2F1c2U6 IGthc2FuOiBiYWQgYWNjZXNzIGRldGVjdGVkCgpbICAyMzYuODMwOTkzXSBNZW1vcnkgc3RhdGUg YXJvdW5kIHRoZSBidWdneSBhZGRyZXNzOgpbICAyMzYuODMwOTk5XSAgZmZmZjg4MDA3ODkzMjg4 MDogZmMgZmMgZmMgZmMgZmMgZmMgZmMgZmMgZmMgZmMgZmMgZmMgZmMgZmMgZmMgZmMKWyAgMjM2 LjgzMTAwNF0gIGZmZmY4ODAwNzg5MzI5MDA6IGZjIGZjIGZjIGZjIGZjIGZjIGZjIGZjIGZjIGZj IGZjIGZjIGZjIGZjIGZjIGZjClsgIDIzNi44MzEwMDhdID5mZmZmODgwMDc4OTMyOTgwOiBmYyBm YyBmYyBmYyBmYyBmYyBmYyBmYyBmYyBmYiBmYiBmYiBmYiBmYiBmYiBmYgpbICAyMzYuODMxMDEx XSAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgXgpbICAyMzYu ODMxMDE1XSAgZmZmZjg4MDA3ODkzMmEwMDogZmIgZmMgZmMgZmMgZmMgZmMgZmMgZmMgZmMgZmMg ZmMgZmMgZmMgZmMgZmMgZmMKWyAgMjM2LjgzMTAxOV0gIGZmZmY4ODAwNzg5MzJhODA6IGZjIGZj IGZjIGZjIGZjIGZjIGZjIGZjIGZjIGZjIGZjIGZjIGZjIGZjIGZjIGZjClsgIDIzNi44MzEwMjFd ID09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09 PT09PT09PT09PQpbICAyMzYuODMxMDI0XSBEaXNhYmxpbmcgbG9jayBkZWJ1Z2dpbmcgZHVlIHRv IGtlcm5lbCB0YWludAoKRnJvbSBjYmJlNmRjNTlhYzkwYTRmMmMzNThkZTU2ZTU4ZTI1NDMyMDE3 MWUwIE1vbiBTZXAgMTcgMDA6MDA6MDAgMjAwMQpGcm9tOiBTdWRpcCBNdWtoZXJqZWUgPHN1ZGlw bS5tdWtoZXJqZWVAZ21haWwuY29tPgpEYXRlOiBUdWUsIDEwIEp1bCAyMDE4IDA5OjUwOjAwICsw MTAwClN1YmplY3Q6IFtQQVRDSF0gaGFja3kgc29sdXRpb24gdG8gbWVtLWNvcnJ1cHRpb24KClNp Z25lZC1vZmYtYnk6IFN1ZGlwIE11a2hlcmplZSA8c3VkaXBtLm11a2hlcmplZUBnbWFpbC5jb20+ Ci0tLQogZHJpdmVycy91c2IvY29yZS9tZXNzYWdlLmMgfCAzICsrLQogMSBmaWxlIGNoYW5nZWQs IDIgaW5zZXJ0aW9ucygrKSwgMSBkZWxldGlvbigtKQoKZGlmZiAtLWdpdCBhL2RyaXZlcnMvdXNi L2NvcmUvbWVzc2FnZS5jIGIvZHJpdmVycy91c2IvY29yZS9tZXNzYWdlLmMKaW5kZXggN2NkNGVj MzNkYmY0Li43ZmRmN2EyNzYxMWQgMTAwNjQ0Ci0tLSBhL2RyaXZlcnMvdXNiL2NvcmUvbWVzc2Fn ZS5jCisrKyBiL2RyaXZlcnMvdXNiL2NvcmUvbWVzc2FnZS5jCkBAIC0xMzk4LDcgKzEzOTgsOCBA QCBpbnQgdXNiX3NldF9pbnRlcmZhY2Uoc3RydWN0IHVzYl9kZXZpY2UgKmRldiwgaW50IGludGVy ZmFjZSwgaW50IGFsdGVybmF0ZSkKIAkJcmVtb3ZlX2ludGZfZXBfZGV2cyhpZmFjZSk7CiAJCXVz Yl9yZW1vdmVfc3lzZnNfaW50Zl9maWxlcyhpZmFjZSk7CiAJfQotCXVzYl9kaXNhYmxlX2ludGVy ZmFjZShkZXYsIGlmYWNlLCB0cnVlKTsKKwlpZiAoIShpZmFjZS0+Y3VyX2FsdHNldHRpbmcgJiYg YWx0KSkKKwkJdXNiX2Rpc2FibGVfaW50ZXJmYWNlKGRldiwgaWZhY2UsIHRydWUpOwogCiAJaWZh Y2UtPmN1cl9hbHRzZXR0aW5nID0gYWx0OwogCi0tIAoyLjExLjAKCg==