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: dwc2: Revert "usb: dwc2: Disable all EP's on disconnect" From: Dan Carpenter Message-Id: <20181204132913.GH3073@unbuntlaptop> Date: Tue, 4 Dec 2018 16:29:13 +0300 To: Minas Harutyunyan Cc: Marek Szyprowski , Maynard CABIENTE , "linux-kernel@vger.kernel.org" , "linux-usb@vger.kernel.org" , Greg Kroah-Hartman , Felipe Balbi , Geert Uytterhoeven , Bartlomiej Zolnierkiewicz List-ID: T24gVHVlLCBEZWMgMDQsIDIwMTggYXQgMTI6MzQ6MDhQTSArMDAwMCwgTWluYXMgSGFydXR5dW55 YW4gd3JvdGU6Cj4gQEAgLTMxODUsMTIgKzMxODMsMTMgQEAgdm9pZCBkd2MyX2hzb3RnX2Rpc2Nv bm5lY3Qoc3RydWN0IGR3YzJfaHNvdGcgKmhzb3RnKQo+ICAgICAgICAgIGhzb3RnLT5jb25uZWN0 ZWQgPSAwOwo+ICAgICAgICAgIGhzb3RnLT50ZXN0X21vZGUgPSAwOwo+IAo+IC0gICAgICAgLyog YWxsIGVuZHBvaW50cyBzaG91bGQgYmUgc2h1dGRvd24gKi8KPiAgICAgICAgICBmb3IgKGVwID0g MDsgZXAgPCBoc290Zy0+bnVtX29mX2VwczsgZXArKykgewo+ICAgICAgICAgICAgICAgICAgaWYg KGhzb3RnLT5lcHNfaW5bZXBdKQo+IC0gICAgICAgICAgICAgICAgICAgICAgIGR3YzJfaHNvdGdf ZXBfZGlzYWJsZSgmaHNvdGctPmVwc19pbltlcF0tPmVwKTsKPiArICAgICAgICAgICAgICAgICAg ICAgICBraWxsX2FsbF9yZXF1ZXN0cyhoc290ZywgaHNvdGctPmVwc19pbltlcF0sCj4gKyAgICAg ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIC1FU0hV VERPV04pOwo+ICAgICAgICAgICAgICAgICAgaWYgKGhzb3RnLT5lcHNfb3V0W2VwXSkKPiAtICAg ICAgICAgICAgICAgICAgICAgICBkd2MyX2hzb3RnX2VwX2Rpc2FibGUoJmhzb3RnLT5lcHNfb3V0 W2VwXS0+ZXApOwo+ICsgICAgICAgICAgICAgICAgICAgICAgIGtpbGxfYWxsX3JlcXVlc3RzKGhz b3RnLCBoc290Zy0+ZXBzX291dFtlcF0sCj4gKyAgICAgICAgICAgICAgICAgICAgICAgICAgICAg ICAgICAgICAgICAgICAgICAgICAgICAgICAgIC1FU0hVVERPV04pOwoKClNob3VsZCB0aGlzIHBh cnQgYmUgaW4gYSBzZXBhcmF0ZSBwYXRjaD8KCkknbSBub3QgdHJ5aW5nIHRvIGJlIHJoZXRvcmlj YWwgYXQgYWxsLiAgSSBsaXRlcmFsbHkgZG9uJ3Qga25vdyB0aGUKY29kZSB2ZXJ5IHdlbGwuICBI b3BlZnVsbHkgdGhlIGZ1bGwgY29tbWl0IG1lc3NhZ2Ugd2lsbCBleHBsYWluIGl0LgoKPiAgICAg ICAgICB9Cj4gCj4gICAgICAgICAgY2FsbF9nYWRnZXQoaHNvdGcsIGRpc2Nvbm5lY3QpOwo+IEBA IC0zMjM0LDYgKzMyMzMsOCBAQCBzdGF0aWMgdm9pZCBkd2MyX2hzb3RnX2lycV9maWZvZW1wdHko c3RydWN0IAo+IGR3YzJfaHNvdGcgKmhzb3RnLCBib29sIHBlcmlvZGljKQo+ICAgICAgICAgICAg ICAgICAgICAgICAgICBHSU5UU1RTX1BUWEZFTVAgfCAgXAo+ICAgICAgICAgICAgICAgICAgICAg ICAgICBHSU5UU1RTX1JYRkxWTCkKPiAKPiArc3RhdGljIGludCBkd2MyX2hzb3RnX2VwX2Rpc2Fi bGUoc3RydWN0IHVzYl9lcCAqZXApOwo+ICsKPiAgIC8qKgo+ICAgICogZHdjMl9oc290Z19jb3Jl X2luaXQgLSBpc3N1ZSBzb2Z0cmVzZXQgdG8gdGhlIGNvcmUKPiAgICAqIEBoc290ZzogVGhlIGRl dmljZSBzdGF0ZQo+IEBAIC0zMjU4LDEyICszMjU5LDE0IEBAIHZvaWQgZHdjMl9oc290Z19jb3Jl X2luaXRfZGlzY29ubmVjdGVkKHN0cnVjdCAKPiBkd2MyX2hzb3RnICpoc290ZywKPiAgICAgICAg ICAgICAgICAgICAgICAgICAgcmV0dXJuOwo+ICAgICAgICAgIH0gZWxzZSB7Cj4gICAgICAgICAg ICAgICAgICAvKiBhbGwgZW5kcG9pbnRzIHNob3VsZCBiZSBzaHV0ZG93biAqLwo+ICsgICAgICAg ICAgICAgICBzcGluX3VubG9jaygmaHNvdGctPmxvY2spOwo+ICAgICAgICAgICAgICAgICAgZm9y IChlcCA9IDE7IGVwIDwgaHNvdGctPm51bV9vZl9lcHM7IGVwKyspIHsKPiAgICAgICAgICAgICAg ICAgICAgICAgICAgaWYgKGhzb3RnLT5lcHNfaW5bZXBdKQo+ICAKPiBkd2MyX2hzb3RnX2VwX2Rp c2FibGUoJmhzb3RnLT5lcHNfaW5bZXBdLT5lcCk7Cj4gICAgICAgICAgICAgICAgICAgICAgICAg IGlmIChoc290Zy0+ZXBzX291dFtlcF0pCj4gIAo+IGR3YzJfaHNvdGdfZXBfZGlzYWJsZSgmaHNv dGctPmVwc19vdXRbZXBdLT5lcCk7Cj4gICAgICAgICAgICAgICAgICB9Cj4gKyAgICAgICAgICAg ICAgIHNwaW5fbG9jaygmaHNvdGctPmxvY2spOwo+ICAgICAgICAgIH0KPiAKPiAgICAgICAgICAv KgoKVGhlIGlkZWEgaGVyZSBpcyB0aGF0IHRoaXMgaXMgdGhlIG9ubHkgY2FsbGVyIHdoaWNoIGlz IGhvbGRpbmcgdGhlCmxvY2sgYW5kIHdlIGRyb3AgaXQgaGVyZSBhbmQgdGFrZSBpdCBhZ2FpbiBp bnNpZGUgZHdjMl9oc290Z19lcF9kaXNhYmxlKCkuCkkgZG9uJ3Qga25vdyB0aGUgY29kZSB2ZXJ5 IHdlbGwgYW5kIGNhbid0IHRvdGFsbHkgc3dlYXIgdGhhdCB0aGlzCmRvZXNuJ3QgaW50cm9kdWNl IGEgc21hbGwgcmFjZSBjb25kaXRpb24uLi4KCkFub3RoZXIgb3B0aW9uIHdvdWxkIGJlIHRvIGlu dHJvZHVjZSBhIG5ldyBmdW5jdGlvbiB3aGljaCB0YWtlcyB0aGUgbG9jawphbmQgY2hhbmdlIGFs bCB0aGUgb3RoZXIgY2FsbGVycyBpbnN0ZWFkLiAgVG8gbWUgdGhhdCB3b3VsZCBiZSBlYXNpZXIg dG8KcmV2aWV3Li4uICBTZWUgYmVsb3cgZm9yIGhvdyBpdCBtaWdodCBsb29rOgoKcmVnYXJkcywK ZGFuIGNhcnBlbnRlcgoKZGlmZiAtLWdpdCBhL2RyaXZlcnMvdXNiL2R3YzIvZ2FkZ2V0LmMgYi9k cml2ZXJzL3VzYi9kd2MyL2dhZGdldC5jCmluZGV4IDk0ZjNiYTk5NTU4MC4uYjE3YTVkYmVmZDVm IDEwMDY0NAotLS0gYS9kcml2ZXJzL3VzYi9kd2MyL2dhZGdldC5jCisrKyBiL2RyaXZlcnMvdXNi L2R3YzIvZ2FkZ2V0LmMKQEAgLTMxNjYsNiArMzE2Niw3IEBAIHN0YXRpYyB2b2lkIGtpbGxfYWxs X3JlcXVlc3RzKHN0cnVjdCBkd2MyX2hzb3RnICpoc290ZywKIH0KIAogc3RhdGljIGludCBkd2My X2hzb3RnX2VwX2Rpc2FibGUoc3RydWN0IHVzYl9lcCAqZXApOworc3RhdGljIGludCBkd2MyX2hz b3RnX2VwX2Rpc2FibGVfbG9jayhzdHJ1Y3QgdXNiX2VwICplcCk7CiAKIC8qKgogICogZHdjMl9o c290Z19kaXNjb25uZWN0IC0gZGlzY29ubmVjdCBzZXJ2aWNlCkBAIC0zMTg4LDkgKzMxODksOSBA QCB2b2lkIGR3YzJfaHNvdGdfZGlzY29ubmVjdChzdHJ1Y3QgZHdjMl9oc290ZyAqaHNvdGcpCiAJ LyogYWxsIGVuZHBvaW50cyBzaG91bGQgYmUgc2h1dGRvd24gKi8KIAlmb3IgKGVwID0gMDsgZXAg PCBoc290Zy0+bnVtX29mX2VwczsgZXArKykgewogCQlpZiAoaHNvdGctPmVwc19pbltlcF0pCi0J CQlkd2MyX2hzb3RnX2VwX2Rpc2FibGUoJmhzb3RnLT5lcHNfaW5bZXBdLT5lcCk7CisJCQlkd2My X2hzb3RnX2VwX2Rpc2FibGVfbG9jaygmaHNvdGctPmVwc19pbltlcF0tPmVwKTsKIAkJaWYgKGhz b3RnLT5lcHNfb3V0W2VwXSkKLQkJCWR3YzJfaHNvdGdfZXBfZGlzYWJsZSgmaHNvdGctPmVwc19v dXRbZXBdLT5lcCk7CisJCQlkd2MyX2hzb3RnX2VwX2Rpc2FibGVfbG9jaygmaHNvdGctPmVwc19v dXRbZXBdLT5lcCk7CiAJfQogCiAJY2FsbF9nYWRnZXQoaHNvdGcsIGRpc2Nvbm5lY3QpOwpAQCAt NDA2OSwxMCArNDA3MCw4IEBAIHN0YXRpYyBpbnQgZHdjMl9oc290Z19lcF9kaXNhYmxlKHN0cnVj dCB1c2JfZXAgKmVwKQogCXN0cnVjdCBkd2MyX2hzb3RnICpoc290ZyA9IGhzX2VwLT5wYXJlbnQ7 CiAJaW50IGRpcl9pbiA9IGhzX2VwLT5kaXJfaW47CiAJaW50IGluZGV4ID0gaHNfZXAtPmluZGV4 OwotCXVuc2lnbmVkIGxvbmcgZmxhZ3M7CiAJdTMyIGVwY3RybF9yZWc7CiAJdTMyIGN0cmw7Ci0J aW50IGxvY2tlZDsKIAogCWRldl9kYmcoaHNvdGctPmRldiwgIiVzKGVwICVwKVxuIiwgX19mdW5j X18sIGVwKTsKIApAQCAtNDA4OCwxMCArNDA4Nyw2IEBAIHN0YXRpYyBpbnQgZHdjMl9oc290Z19l cF9kaXNhYmxlKHN0cnVjdCB1c2JfZXAgKmVwKQogCiAJZXBjdHJsX3JlZyA9IGRpcl9pbiA/IERJ RVBDVEwoaW5kZXgpIDogRE9FUENUTChpbmRleCk7CiAKLQlsb2NrZWQgPSBzcGluX2lzX2xvY2tl ZCgmaHNvdGctPmxvY2spOwotCWlmICghbG9ja2VkKQotCQlzcGluX2xvY2tfaXJxc2F2ZSgmaHNv dGctPmxvY2ssIGZsYWdzKTsKLQogCWN0cmwgPSBkd2MyX3JlYWRsKGhzb3RnLCBlcGN0cmxfcmVn KTsKIAogCWlmIChjdHJsICYgRFhFUENUTF9FUEVOQSkKQEAgLTQxMTQsMTIgKzQxMDksMjMgQEAg c3RhdGljIGludCBkd2MyX2hzb3RnX2VwX2Rpc2FibGUoc3RydWN0IHVzYl9lcCAqZXApCiAJaHNf ZXAtPmZpZm9faW5kZXggPSAwOwogCWhzX2VwLT5maWZvX3NpemUgPSAwOwogCi0JaWYgKCFsb2Nr ZWQpCi0JCXNwaW5fdW5sb2NrX2lycXJlc3RvcmUoJmhzb3RnLT5sb2NrLCBmbGFncyk7Ci0KIAly ZXR1cm4gMDsKIH0KIAorc3RhdGljIGludCBkd2MyX2hzb3RnX2VwX2Rpc2FibGVfbG9jayhzdHJ1 Y3QgdXNiX2VwICplcCkKK3sKKwlzdHJ1Y3QgZHdjMl9oc290Z19lcCAqaHNfZXAgPSBvdXJfZXAo ZXApOworCXN0cnVjdCBkd2MyX2hzb3RnICpoc290ZyA9IGhzX2VwLT5wYXJlbnQ7CisJdW5zaWdu ZWQgbG9uZyBmbGFnczsKKwlpbnQgcmV0OworCisJc3Bpbl9sb2NrX2lycXNhdmUoJmhzb3RnLT5s b2NrLCBmbGFncyk7CisJcmV0ID0gZHdjMl9oc290Z19lcF9kaXNhYmxlKGVwKTsKKwlzcGluX3Vu bG9ja19pcnFyZXN0b3JlKCZoc290Zy0+bG9jaywgZmxhZ3MpOworCisJcmV0dXJuIHJldDsKK30K KwogLyoqCiAgKiBvbl9saXN0IC0gY2hlY2sgcmVxdWVzdCBpcyBvbiB0aGUgZ2l2ZW4gZW5kcG9p bnQKICAqIEBlcDogVGhlIGVuZHBvaW50IHRvIGNoZWNrLgpAQCAtNDI2Nyw3ICs0MjczLDcgQEAg c3RhdGljIGludCBkd2MyX2hzb3RnX2VwX3NldGhhbHRfbG9jayhzdHJ1Y3QgdXNiX2VwICplcCwg aW50IHZhbHVlKQogCiBzdGF0aWMgY29uc3Qgc3RydWN0IHVzYl9lcF9vcHMgZHdjMl9oc290Z19l cF9vcHMgPSB7CiAJLmVuYWJsZQkJPSBkd2MyX2hzb3RnX2VwX2VuYWJsZSwKLQkuZGlzYWJsZQk9 IGR3YzJfaHNvdGdfZXBfZGlzYWJsZSwKKwkuZGlzYWJsZQk9IGR3YzJfaHNvdGdfZXBfZGlzYWJs ZV9sb2NrLAogCS5hbGxvY19yZXF1ZXN0CT0gZHdjMl9oc290Z19lcF9hbGxvY19yZXF1ZXN0LAog CS5mcmVlX3JlcXVlc3QJPSBkd2MyX2hzb3RnX2VwX2ZyZWVfcmVxdWVzdCwKIAkucXVldWUJCT0g ZHdjMl9oc290Z19lcF9xdWV1ZV9sb2NrLApAQCAtNDQwNyw5ICs0NDEzLDkgQEAgc3RhdGljIGlu dCBkd2MyX2hzb3RnX3VkY19zdG9wKHN0cnVjdCB1c2JfZ2FkZ2V0ICpnYWRnZXQpCiAJLyogYWxs IGVuZHBvaW50cyBzaG91bGQgYmUgc2h1dGRvd24gKi8KIAlmb3IgKGVwID0gMTsgZXAgPCBoc290 Zy0+bnVtX29mX2VwczsgZXArKykgewogCQlpZiAoaHNvdGctPmVwc19pbltlcF0pCi0JCQlkd2My X2hzb3RnX2VwX2Rpc2FibGUoJmhzb3RnLT5lcHNfaW5bZXBdLT5lcCk7CisJCQlkd2MyX2hzb3Rn X2VwX2Rpc2FibGVfbG9jaygmaHNvdGctPmVwc19pbltlcF0tPmVwKTsKIAkJaWYgKGhzb3RnLT5l cHNfb3V0W2VwXSkKLQkJCWR3YzJfaHNvdGdfZXBfZGlzYWJsZSgmaHNvdGctPmVwc19vdXRbZXBd LT5lcCk7CisJCQlkd2MyX2hzb3RnX2VwX2Rpc2FibGVfbG9jaygmaHNvdGctPmVwc19vdXRbZXBd LT5lcCk7CiAJfQogCiAJc3Bpbl9sb2NrX2lycXNhdmUoJmhzb3RnLT5sb2NrLCBmbGFncyk7CkBA IC00ODU3LDkgKzQ4NjMsOSBAQCBpbnQgZHdjMl9oc290Z19zdXNwZW5kKHN0cnVjdCBkd2MyX2hz b3RnICpoc290ZykKIAogCQlmb3IgKGVwID0gMDsgZXAgPCBoc290Zy0+bnVtX29mX2VwczsgZXAr KykgewogCQkJaWYgKGhzb3RnLT5lcHNfaW5bZXBdKQotCQkJCWR3YzJfaHNvdGdfZXBfZGlzYWJs ZSgmaHNvdGctPmVwc19pbltlcF0tPmVwKTsKKwkJCQlkd2MyX2hzb3RnX2VwX2Rpc2FibGVfbG9j aygmaHNvdGctPmVwc19pbltlcF0tPmVwKTsKIAkJCWlmIChoc290Zy0+ZXBzX291dFtlcF0pCi0J CQkJZHdjMl9oc290Z19lcF9kaXNhYmxlKCZoc290Zy0+ZXBzX291dFtlcF0tPmVwKTsKKwkJCQlk d2MyX2hzb3RnX2VwX2Rpc2FibGVfbG9jaygmaHNvdGctPmVwc19vdXRbZXBdLT5lcCk7CiAJCX0K IAl9CiAK