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: [v7] usb/gadget: Add driver for Aspeed SoC virtual hub From: Benjamin Herrenschmidt Message-Id: <1522137443.7364.41.camel@kernel.crashing.org> Date: Tue, 27 Mar 2018 18:57:23 +1100 To: Felipe Balbi , linux-usb@vger.kernel.org Cc: Greg KH , Joel Stanley , Andrew Jeffery List-ID: T24gVHVlLCAyMDE4LTAzLTI3IGF0IDEwOjMwICswMzAwLCBGZWxpcGUgQmFsYmkgd3JvdGU6Cj4g SGksCj4gCj4gQmVuamFtaW4gSGVycmVuc2NobWlkdCA8YmVuaEBrZXJuZWwuY3Jhc2hpbmcub3Jn PiB3cml0ZXM6Cj4gCj4gPHNuaXA+Cj4gCj4gPiArc3RhdGljIGludCBhc3Rfdmh1Yl9yZXBfZGVz YyhzdHJ1Y3QgYXN0X3ZodWJfZXAgKmVwLAo+ID4gKwkJCSAgICAgdTggZGVzY190eXBlLCB1MTYg bGVuKQo+ID4gK3sKPiA+ICsJY29uc3Qgdm9pZCAqZGVzYzsKPiA+ICsJc2l6ZV90IGRzaXplOwo+ ID4gKwo+ID4gKwlFUERCRyhlcCwgIkdFVF9ERVNDUklQVE9SKHR5cGU6JWQpXG4iLCBkZXNjX3R5 cGUpOwo+ID4gKwlzd2l0Y2goZGVzY190eXBlKSB7Cj4gPiArCWNhc2UgVVNCX0RUX0RFVklDRToK PiA+ICsJCWRlc2MgPSAmYXN0X3ZodWJfZGV2X2Rlc2M7Cj4gPiArCQlkc2l6ZSA9IFVTQl9EVF9E RVZJQ0VfU0laRTsKPiA+ICsJCWJyZWFrOwo+ID4gKwljYXNlIFVTQl9EVF9DT05GSUc6Cj4gPiAr CQlkZXNjID0gJmFzdF92aHViX2NvbmZfZGVzYzsKPiA+ICsJCWRzaXplID0gQVNUX1ZIVUJfQ09O Rl9ERVNDX1NJWkU7Cj4gPiArCQlicmVhazsKPiA+ICsJY2FzZSBVU0JfRFRfSFVCOgo+ID4gKwkJ ZGVzYyA9ICZhc3Rfdmh1Yl9odWJfZGVzYzsKPiA+ICsJCWRzaXplID0gQVNUX1ZIVUJfSFVCX0RF U0NfU0laRTsKPiA+ICsJCWJyZWFrOwo+ID4gKwlkZWZhdWx0Ogo+ID4gKwkJcmV0dXJuIHN0ZF9y ZXFfc3RhbGw7Cj4gPiArCX0KPiA+ICsJaWYgKGRzaXplIDwgbGVuKQo+ID4gKwkJbGVuID0gZHNp emU7Cj4gPiArCS8qCj4gPiArCSAqIFRoaXMgaXMgb3VyIGxpbWl0IGZvciBodWIgcmVwbGllcyBp biBvdXIgY3VycmVudAo+ID4gKwkgKiBpbXBsZW1lbnRhdGlvbiwga2VlcHMgdGhpbmdzIHNpbXBs ZXIuCj4gPiArCSAqLwo+ID4gKwlpZiAoV0FSTl9PTihsZW4gPj0gQVNUX1ZIVUJfRVAwX01BWF9Q QUNLRVQpKQo+ID4gKwkJbGVuID0gQVNUX1ZIVUJfRVAwX01BWF9QQUNLRVQgLSAxOwo+ID4gKwo+ ID4gKwkvKgo+ID4gKwkgKiBDb3B5IGZpcnN0IHRvIEVQIGJ1ZmZlciBhbmQgc2VuZCBmcm9tIHRo ZXJlLCBzbwo+ID4gKwkgKiB3ZSBjYW4gZG8gc29tZSBpbi1wbGFjZSBwYXRjaGluZyBpZiBuZWVk ZWQKPiA+ICsJICovCj4gPiArCW1lbWNweShlcC0+YnVmLCBkZXNjLCBsZW4pOwo+IAo+IHN0aWxs IGZhaWxzIHRvIGNvbXBpbGUgaGVyZSB0aGUgc2FtZSB3YXkuCj4gCj4gJCBnY2MgLS12ZXJzaW9u Cj4gZ2NjIChEZWJpYW4gNy4zLjAtMTIpIDcuMy4wCgpIcm0sIG5vIGlkZWEgd2hhdCB0byBkbyBh Ym91dCBpdCBzaG9ydCBvZiBpbnN0YWxsaW5nIG15c2VsZiBhIGRlYmlhbiBvbgpzb21lIG1hY2hp bmUgaGVyZS4gSXMgdGhhdCBhbiB4ODYgY29tcGlsZXIgb3IgYSBjcm9zcyBjb21waWxlciA/CgpJ dCByZWFsbHkgbG9va3MgbGlrZSBhIGNvbXBpbGVyIGJ1ZyB0byBtZS4uLgoKPiA+ICsKPiA+ICsJ LyogUGF0Y2ggaXQgaWYgZm9yY2luZyBVU0IxICovCj4gPiArCWlmIChkZXNjX3R5cGUgPT0gVVNC X0RUX0RFVklDRSAmJiBlcC0+dmh1Yi0+Zm9yY2VfdXNiMSkKPiA+ICsJCWFzdF92aHViX3BhdGNo X2Rldl9kZXNjX3VzYjEoZXAtPmJ1Zik7Cj4gPiArCj4gPiArCS8qIFNob290IGl0IGZyb20gdGhl IEVQIGJ1ZmZlciAqLwo+ID4gKwlyZXR1cm4gYXN0X3ZodWJfcmVwbHkoZXAsIE5VTEwsIGxlbik7 Cj4gPiArfQo+ID4gKwo+ID4gKy8qIGNvcGllZCBmcm9tIGhkYy5jICovCj4gPiArc3RhdGljIHVu c2lnbmVkCj4gPiArYXNjaWkyZGVzYyhjaGFyIGNvbnN0ICpzLCB1OCAqYnVmLCB1bnNpZ25lZCBs ZW4pCj4gCj4gc2VlbXMgaXQgd291bGQgYmUgYmVzdCB0byBtb3ZlIHRoaXMgaGVscGVyIHRvIHVz YiBjb21tb24sIG9yIHNvbWV0aGluZwo+IGxpa2UgdGhhdC4gQ29weWluZyBpcyBub3QgYSBnb29k IGlkZWEuCgpZZWFoIEkgY2FuIGRvIHRoYXQsIHdvdWxkIGhhdmUgdG8gcGljayBhIGJldHRlciBu YW1lIHRob3VnaCA7LSkKCj4gPiArc3RhdGljIGludCBhc3Rfdmh1Yl9yZXBfc3RyaW5nKHN0cnVj dCBhc3Rfdmh1Yl9lcCAqZXAsCj4gPiArCQkJICAgICAgIHU4IHN0cmluZ19pZCwgdTE2IGxhbmdf aWQsCj4gPiArCQkJICAgICAgIHUxNiBsZW4pCj4gCj4gc3BhY2VzIGZvciBpbmRlbnRhdGlvbj8K CkFuIGFjY2lkZW50LCBub3Qgc3VyZSBob3cgdGhvc2Ugc251Y2sgaW4sIEknbGwgZml4LgoKQmVu LgotLS0KVG8gdW5zdWJzY3JpYmUgZnJvbSB0aGlzIGxpc3Q6IHNlbmQgdGhlIGxpbmUgInVuc3Vi c2NyaWJlIGxpbnV4LXVzYiIgaW4KdGhlIGJvZHkgb2YgYSBtZXNzYWdlIHRvIG1ham9yZG9tb0B2 Z2VyLmtlcm5lbC5vcmcKTW9yZSBtYWpvcmRvbW8gaW5mbyBhdCAgaHR0cDovL3ZnZXIua2VybmVs Lm9yZy9tYWpvcmRvbW8taW5mby5odG1sCg==