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: uas: unconditionally bring back host after reset From: Oliver Neukum Message-Id: <20180111105954.8024-1-oneukum@suse.com> Date: Thu, 11 Jan 2018 11:59:54 +0100 To: gregKH@linuxfoundation.org, linux-usb@vger.kernel.org Cc: Oliver Neukum , stable@vger.kernel.org List-ID: UXVvdGluZyBIYW5zOgoKSWYgd2UgcmV0dXJuIDEgZnJvbSBvdXIgcG9zdF9yZXNldCBoYW5kbGVy LCB0aGVuIG91ciBkaXNjb25uZWN0IGhhbmRsZXIKd2lsbCBiZSBjYWxsZWQgaW1tZWRpYXRlbHkg YWZ0ZXJ3YXJkcy4gU2luY2UgcHJlX3Jlc2V0IGJsb2NrcyBhbGwgc2NzaQpyZXF1ZXN0cyBvdXIg ZGlzY29ubmVjdCBoYW5kbGVyIHdpbGwgdGhlbiBoYW5nIGluIHRoZSBzY3NpX3JlbW92ZV9ob3N0 CmNhbGwuCgpUaGlzIGlzIGVzcC4gYmFkIGJlY2F1c2Ugb3VyIGRpc2Nvbm5lY3QgaGFuZGxlciBo YW5naW5nIGZvciBldmVyIGFsc28Kc3RvcHMgdGhlIFVTQiBzdWJzeXMgZnJvbSBlbnVtZXJhdGlu ZyBhbnkgbmV3IFVTQiBkZXZpY2VzLCBjYXVzZXMgY29tbWFuZHMKbGlrZSBsc3VzYiB0byBoYW5n LCBldGMuCgpJbiBwcmFjdGljZSB0aGlzIGhhcHBlbnMgd2hlbiB1bnBsdWdnaW5nIHNvbWUgdWFz IGRldmljZXMgYmVjYXVzZSB0aGUgaHViCmNvZGUgbWF5IHNlZSB0aGUgZGV2aWNlIGFzIG5lZWRp bmcgYSB3YXJtLXJlc2V0IGFuZCBjYWxscyB1c2JfcmVzZXRfZGV2aWNlCmJlZm9yZSBzZWVpbmcg dGhlIGRpc2Nvbm5lY3QuIEluIHRoaXMgY2FzZSB1YXNfY29uZmlndXJlX2VuZHBvaW50cyBmYWls cwp3aXRoIC1FTk9ERVYuIFdlIGRvIG5vdCB3YW50IHRvIHByaW50IGFuIGVycm9yIGZvciB0aGlz LCBzbyB0aGlzIGNvbW1pdAphbHNvIHNpbGVuY2VzIHRoZSBzaG9zdF9wcmludGsgZm9yIC1FTk9E RVYuCgpFTkRRVU9URQoKSG93ZXZlciwgaWYgd2UgZG8gdGhhdCB3ZSBiZXR0ZXIgZHJvcCBhbnkg dW5jb25kaXRpb25hbCBleGVjdXRpb24KYW5kIHJlcG9ydCB0byB0aGUgU0NTSSBzdWJzeXN0ZW0g dGhhdCB3ZSBoYXZlIHVuZGVyZ29uZSBhIHJlc2V0CmJ1dCB3ZSBhcmUgbm90IG9wZXJhdGlvbmFs IG5vdy4KClNpZ25lZC1vZmYtYnk6IE9saXZlciBOZXVrdW0gPG9uZXVrdW1Ac3VzZS5jb20+ClJl cG9ydGVkLWJ5OiBIYW5zIGRlIEdvZWRlIDxoZGVnb2VkZUByZWRoYXQuY29tPgpDQzogc3RhYmxl QHZnZXIua2VybmVsLm9yZwotLS0KIE1ha2VmaWxlICAgICAgICAgICAgICAgICAgfCAyICstCiBk cml2ZXJzL3VzYi9zdG9yYWdlL3Vhcy5jIHwgNyArKystLS0tCiAyIGZpbGVzIGNoYW5nZWQsIDQg aW5zZXJ0aW9ucygrKSwgNSBkZWxldGlvbnMoLSkKCmRpZmYgLS1naXQgYS9NYWtlZmlsZSBiL01h a2VmaWxlCmluZGV4IDdlMDJmOTUxYjI4NC4uNTAyNWJhYzA1Y2RiIDEwMDY0NAotLS0gYS9NYWtl ZmlsZQorKysgYi9NYWtlZmlsZQpAQCAtMiw3ICsyLDcgQEAKIFZFUlNJT04gPSA0CiBQQVRDSExF VkVMID0gMTUKIFNVQkxFVkVMID0gMAotRVhUUkFWRVJTSU9OID0gLXJjNAorRVhUUkFWRVJTSU9O ID0gLXJjNGJzMDEwOGEKIE5BTUUgPSBGZWFybGVzcyBDb3lvdGUKIAogIyAqRE9DVU1FTlRBVElP TioKZGlmZiAtLWdpdCBhL2RyaXZlcnMvdXNiL3N0b3JhZ2UvdWFzLmMgYi9kcml2ZXJzL3VzYi9z dG9yYWdlL3Vhcy5jCmluZGV4IDVkMDRjNDBlZTQwYS4uM2IxYjk2OTUxNzdhIDEwMDY0NAotLS0g YS9kcml2ZXJzL3VzYi9zdG9yYWdlL3Vhcy5jCisrKyBiL2RyaXZlcnMvdXNiL3N0b3JhZ2UvdWFz LmMKQEAgLTEwNzYsMjAgKzEwNzYsMTkgQEAgc3RhdGljIGludCB1YXNfcG9zdF9yZXNldChzdHJ1 Y3QgdXNiX2ludGVyZmFjZSAqaW50ZikKIAkJcmV0dXJuIDA7CiAKIAllcnIgPSB1YXNfY29uZmln dXJlX2VuZHBvaW50cyhkZXZpbmZvKTsKLQlpZiAoZXJyKSB7CisJaWYgKGVyciAmJiBlcnIgIT0g RU5PREVWKQogCQlzaG9zdF9wcmludGsoS0VSTl9FUlIsIHNob3N0LAogCQkJICAgICAiJXM6IGFs bG9jIHN0cmVhbXMgZXJyb3IgJWQgYWZ0ZXIgcmVzZXQiLAogCQkJICAgICBfX2Z1bmNfXywgZXJy KTsKLQkJcmV0dXJuIDE7Ci0JfQogCisJLyogd2UgbXVzdCB1bmJsb2NrIHRoZSBob3N0IGluIGV2 ZXJ5IGNhc2UgbGVzdCB3ZSBkZWFkbG9jayAqLwogCXNwaW5fbG9ja19pcnFzYXZlKHNob3N0LT5o b3N0X2xvY2ssIGZsYWdzKTsKIAlzY3NpX3JlcG9ydF9idXNfcmVzZXQoc2hvc3QsIDApOwogCXNw aW5fdW5sb2NrX2lycXJlc3RvcmUoc2hvc3QtPmhvc3RfbG9jaywgZmxhZ3MpOwogCiAJc2NzaV91 bmJsb2NrX3JlcXVlc3RzKHNob3N0KTsKIAotCXJldHVybiAwOworCXJldHVybiBlcnIgPyAxIDog MDsKIH0KIAogc3RhdGljIGludCB1YXNfc3VzcGVuZChzdHJ1Y3QgdXNiX2ludGVyZmFjZSAqaW50 ZiwgcG1fbWVzc2FnZV90IG1lc3NhZ2UpCg==