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: [v2] USB: chipidea: Do not hang when CONFIG_USB_CHIPIDEA_ULPI is not selected From: Shawn Guo Message-Id: <20180703020629.GZ4348@dragon> Date: Tue, 3 Jul 2018 10:06:31 +0800 To: Fabio Estevam Cc: Peter.Chen@nxp.com, linux-usb@vger.kernel.org, andrew.smirnov@gmail.com, l.stach@pengutronix.de, sebastian.reichel@collabora.co.uk, linux-imx@nxp.com, kernel@pengutronix.de, Fabio Estevam List-ID: T24gTW9uLCBKdW4gMjUsIDIwMTggYXQgMTE6MjU6MTJBTSAtMDMwMCwgRmFiaW8gRXN0ZXZhbSB3 cm90ZToKPiBGcm9tOiBGYWJpbyBFc3RldmFtIDxmYWJpby5lc3RldmFtQG54cC5jb20+Cj4gCj4g U2luY2UgY29tbWl0IDAzZTYyNzVhZTM4MTA4N2JkOCAoInVzYjogY2hpcGlkZWE6IEZpeCBVTFBJ IG9uIGlteDUxIikgdGhlCj4ga2VybmVsIGhhbmdzIG9uIGEgaW14NTEtYmFiYmFnZSBib2FyZCwg d2hlbiB1c2luZyB0aGUgVUxQSSBpbnRlcmZhY2Ugd2l0aAo+IHRoZSBDT05GSUdfVVNCX0NISVBJ REVBX1VMUEkgb3B0aW9uIHVuc2VsZWN0ZWQuCj4gCj4gSW5zdGVhZCBvZiBoYW5naW5nIHRoZSBr ZXJuZWwsIGxldCdzIHdhcm4gdGhlIHVzZXIgdGhhdAo+IENPTkZJR19VU0JfQ0hJUElERUFfVUxQ SSBuZWVkcyB0byBiZSBzZWxlY3RlZCwgcHJvcGFnYXRlIGFuIGVycm9yCj4gYW5kIGNvbnRpbnVl IHdpdGggYm9vdGluZyB0aGUga2VybmVsLgo+IAo+IFRoZSB1c2VyIGNhbiB0aGVuIHJlYWN0IHRv IHRoZSB3YXJuaW5nIGFuZCBzZWxlY3QKPiBDT05GSUdfVVNCX0NISVBJREVBX1VMUEkgYXMgbmVl ZGVkLgoKQSBzZWNvbmQgdGhvdWdodCBvbiB0aGlzIC0gc2hvdWxkbid0IHN1Y2ggZGVwZW5kZW5j eSBiZSBzb2x2ZWQgYnkKS2NvbmZpZyBzZWxlY3QgY2xhdXNlPwoKU2hhd24KCj4gCj4gRml4ZXM6 IDAzZTYyNzVhZTM4MTA4N2JkOCAoInVzYjogY2hpcGlkZWE6IEZpeCBVTFBJIG9uIGlteDUxIikK PiBTdWdnZXN0ZWQtYnk6IEx1Y2FzIFN0YWNoIDxsLnN0YWNoQHBlbmd1dHJvbml4LmRlPgo+IFNp Z25lZC1vZmYtYnk6IEZhYmlvIEVzdGV2YW0gPGZhYmlvLmVzdGV2YW1AbnhwLmNvbT4KPiAtLS0K PiBDaGFuZ2VzIHNpbmNlIHYxOgo+IC0gT25seSBwcm9wYWdhdGUgdGhlIGVycm9yIHdoZW4gQ09O RklHX1VTQl9DSElQSURFQV9VTFBJIGlzIHVuc2VsZWN0ZWQKPiAKPiAgZHJpdmVycy91c2IvY2hp cGlkZWEvY29yZS5jIHwgMTEgKysrKysrKysrKysKPiAgMSBmaWxlIGNoYW5nZWQsIDExIGluc2Vy dGlvbnMoKykKPiAKPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy91c2IvY2hpcGlkZWEvY29yZS5jIGIv ZHJpdmVycy91c2IvY2hpcGlkZWEvY29yZS5jCj4gaW5kZXggODVmYzZkYi4uZTcwMThhMSAxMDA2 NDQKPiAtLS0gYS9kcml2ZXJzL3VzYi9jaGlwaWRlYS9jb3JlLmMKPiArKysgYi9kcml2ZXJzL3Vz Yi9jaGlwaWRlYS9jb3JlLmMKPiBAQCAtNjA4LDYgKzYwOCwxNyBAQCBzdGF0aWMgaW50IGNpX2dl dF9wbGF0ZGF0YShzdHJ1Y3QgZGV2aWNlICpkZXYsCj4gIAlpZiAoIXBsYXRkYXRhLT5waHlfbW9k ZSkKPiAgCQlwbGF0ZGF0YS0+cGh5X21vZGUgPSBvZl91c2JfZ2V0X3BoeV9tb2RlKGRldi0+b2Zf bm9kZSk7Cj4gIAo+ICsJaWYgKHBsYXRkYXRhLT5waHlfbW9kZSA9PSBVU0JQSFlfSU5URVJGQUNF X01PREVfVUxQSSkgewo+ICsJCS8qCj4gKwkJICogQ09ORklHX1VTQl9DSElQSURFQV9VTFBJIG5l ZWRzIHRvIGJlIHNlbGVjdGVkCj4gKwkJICogZm9yIHByb3BlciB1c2FnZSBvZiB0aGUgVUxQSSBt b2RlCj4gKwkJICovCj4gKwkJaWYgKCFJU19FTkFCTEVEKENPTkZJR19VU0JfQ0hJUElERUFfVUxQ SSkpIHsKPiArCQkJV0FSTl9PTkNFKDEsICJTZWxlY3QgQ09ORklHX1VTQl9DSElQSURFQV9VTFBJ IGluIG9yZGVyIHRvIHVzZSBVTFBJIG1vZGVcbiIpOwo+ICsJCQlyZXR1cm4gLUVJTlZBTDsKPiAr CQl9Cj4gKwl9Cj4gKwo+ICAJaWYgKCFwbGF0ZGF0YS0+ZHJfbW9kZSkKPiAgCQlwbGF0ZGF0YS0+ ZHJfbW9kZSA9IHVzYl9nZXRfZHJfbW9kZShkZXYpOwo+ICAKPiAtLSAKPiAyLjcuNAo+Ci0tLQpU byB1bnN1YnNjcmliZSBmcm9tIHRoaXMgbGlzdDogc2VuZCB0aGUgbGluZSAidW5zdWJzY3JpYmUg bGludXgtdXNiIiBpbgp0aGUgYm9keSBvZiBhIG1lc3NhZ2UgdG8gbWFqb3Jkb21vQHZnZXIua2Vy bmVsLm9yZwpNb3JlIG1ham9yZG9tbyBpbmZvIGF0ICBodHRwOi8vdmdlci5rZXJuZWwub3JnL21h am9yZG9tby1pbmZvLmh0bWwK