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: dwc3: Prevent indefinite sleep in _dwc3_set_mode during suspend/resume From: Felipe Balbi Message-Id: <87sh9l5z4l.fsf@linux.intel.com> Date: Wed, 28 Feb 2018 09:53:14 +0200 To: Roger Quadros Cc: linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org List-ID: SGksCgpSb2dlciBRdWFkcm9zIDxyb2dlcnFAdGkuY29tPiB3cml0ZXM6Cj4gSW4gdGhlIGZvbGxv d2luZyB0ZXN0IHdlIGdldCBzdHVjayBieSBzbGVlcGluZyBmb3JldmVyIGluIF9kd2MzX3NldF9t b2RlKCkKPiBhZnRlciB3aGljaCBkdWFsLXJvbGUgc3dpdGNoaW5nIGRvZXNuJ3Qgd29yay4KPgo+ IE9uIGRyYTctZXZtJ3MgZHVhbC1yb2xlIHBvcnQsCj4gLSBMb2FkIGdfemVybyBnYWRnZXQgZHJp dmVyIGFuZCBlbnVtZXJhdGUgdG8gaG9zdAo+IC0gc3VzcGVuZCB0byBtZW0KPiAtIGRpc2Nvbm5l Y3QgVVNCIGNhYmxlIHRvIGhvc3QgYW5kIGNvbm5lY3Qgb3RnIGNhYmxlIHdpdGggUGVuIGRyaXZl IGluIGl0Lgo+IC0gcmVzdW1lIHN5c3RlbQo+IC0gd2Ugc2xlZXAgaW5kZWZpbml0ZWx5IGluIF9k d2MzX3NldF9tb2RlIGR1ZSB0by4KPiAgIGR3YzNfZ2FkZ2V0X2V4aXQoKS0+dXNiX2RlbF9nYWRn ZXRfdWRjKCktPnVkY19zdG9wKCktPgo+IAlkd2MzX2dhZGdldF9zdG9wKCktPndhaXRfZXZlbnRf bG9ja19pcnEoKQo+Cj4gTGV0J3MgY2xlYXIgdGhlIERXQzNfRVBfRU5EX1RSQU5TRkVSX1BFTkRJ TkcgZmxhZyBvbiBhbGwgZW5kcG9pbnRzCj4gc28gd2UgZG9uJ3Qgd2FpdCBpbiBkd2MzX2dhZGdl dF9zdG9wKCkuCj4KPiBTaWduZWQtb2ZmLWJ5OiBSb2dlciBRdWFkcm9zIDxyb2dlcnFAdGkuY29t Pgo+IC0tLQo+ICBkcml2ZXJzL3VzYi9kd2MzL2dhZGdldC5jIHwgMTQgKysrKysrKysrKysrKysK PiAgMSBmaWxlIGNoYW5nZWQsIDE0IGluc2VydGlvbnMoKykKPgo+IGRpZmYgLS1naXQgYS9kcml2 ZXJzL3VzYi9kd2MzL2dhZGdldC5jIGIvZHJpdmVycy91c2IvZHdjMy9nYWRnZXQuYwo+IGluZGV4 IDJiZGE0ZWIuLjBhMzYwZGEgMTAwNjQ0Cj4gLS0tIGEvZHJpdmVycy91c2IvZHdjMy9nYWRnZXQu Ywo+ICsrKyBiL2RyaXZlcnMvdXNiL2R3YzMvZ2FkZ2V0LmMKPiBAQCAtMzI3Myw2ICszMjczLDIw IEBAIGludCBkd2MzX2dhZGdldF9pbml0KHN0cnVjdCBkd2MzICpkd2MpCj4gIAo+ICB2b2lkIGR3 YzNfZ2FkZ2V0X2V4aXQoc3RydWN0IGR3YzMgKmR3YykKPiAgewo+ICsJaW50IGVwbnVtOwo+ICsJ dW5zaWduZWQgbG9uZyBmbGFnczsKPiArCj4gKwlzcGluX2xvY2tfaXJxc2F2ZSgmZHdjLT5sb2Nr LCBmbGFncyk7Cj4gKwlmb3IgKGVwbnVtID0gMjsgZXBudW0gPCBEV0MzX0VORFBPSU5UU19OVU07 IGVwbnVtKyspIHsKPiArCQlzdHJ1Y3QgZHdjM19lcCAgKmRlcCA9IGR3Yy0+ZXBzW2VwbnVtXTsK PiArCj4gKwkJaWYgKCFkZXApCj4gKwkJCWNvbnRpbnVlOwo+ICsKPiArCQlkZXAtPmZsYWdzICY9 IH5EV0MzX0VQX0VORF9UUkFOU0ZFUl9QRU5ESU5HOwo+ICsJfQo+ICsJc3Bpbl91bmxvY2tfaXJx cmVzdG9yZSgmZHdjLT5sb2NrLCBmbGFncyk7Cj4gKwo+ICAJdXNiX2RlbF9nYWRnZXRfdWRjKCZk d2MtPmdhZGdldCk7Cj4gIAlkd2MzX2dhZGdldF9mcmVlX2VuZHBvaW50cyhkd2MpOwoKZnJlZSBl bmRwb2ludHMgaXMgYSBiZXR0ZXIgcGxhY2UgZm9yIHRoaXMuIEl0J3MgYWxyZWFkeSBnb2luZyB0 byBmcmVlCnRoZSBtZW1vcnkgYW55d2F5LiBNaWdodCBhcyB3ZWxsIGNsZWFyIGFsbCBmbGFncyB0 byAwIHRoZXJlLgo=