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:serial:pl2303:add new Pull-Up mode to support PL2303HXD (TYPE_HX) From: Johan Hovold Message-Id: <20190402073420.GJ12562@localhost> Date: Tue, 2 Apr 2019 09:34:20 +0200 To: Charles Yeh Cc: gregkh@linuxfoundation.org, johan@kernel.org, linux-usb@vger.kernel.org, charles-yeh@prolific.com.tw List-ID: T24gVHVlLCBGZWIgMTIsIDIwMTkgYXQgMDg6NTA6NDlQTSArMDgwMCwgQ2hhcmxlcyBZZWggd3Jv dGU6Cj4gUHVsbC1VcCBtb2RlIGlzIGRpc2FibGVkIChkZWZhdWx0KSBpbiBQTDIzMDNIWEQuCj4g V2hlbiB0aGUgUHVsbC1VcCBtb2RlIGlzIGFjdGl2YXRlZCwgaXRzIFRYL0RUUi9SVFMgZXh0ZXJu YWwgcmVzaXN0b3Igd2lsbCBzdGFydCB0aGUgb3V0cHV0IGZ1bmN0aW9uLgo+IAo+IEhvdyB0byBl bmFibGUgdGhlIFB1bGwtVXAgbW9kZSBvZiBQTDIzMDNIWEQKPiAxLlRYL0RUUi9SVFMgZXh0ZXJu YWwgcmVzaXN0b3IgaXMgcmVxdWlyZWQgb24gdGhlIGNpcmN1aXQgZGlhZ3JhbSAoUENCKQo+IDIu UEwyMzAzSFhEIE9UUCBuZWVkcyB0byBiZSBwcm9ncmFtbWVkIHRvIGhhdmUgYSBQdWxsLVVwIG1v ZGUgdGhyb3VnaCA2LjVWIChVU0JfVkNDLDVWLT42LjVWKQo+IAo+IFRoZSBwYXRjaCBkcml2ZXIg d2lsbCByZWFkIHdoZXRoZXIgdGhlIFBMMjMwM0hYRCBoYXMgYSBQdWxsLVVwIG1vZGUsYW5kIGlm IHNvLAo+IGl0IHdpbGwgYmUgc2V0IHRvIGVuYWJsZSBQdWxsLVVwIG1vZGUgZnVuY3Rpb24uCj4g Cj4gU2lnbmVkLW9mZi1ieTogQ2hhcmxlcyBZZWggPGNoYXJsZXN5ZWg1MjJAZ21haWwuY29tPgo+ IC0tLQo+ICBkcml2ZXJzL3VzYi9zZXJpYWwvcGwyMzAzLmMgfCAyNCArKysrKysrKysrKysrKysr KysrKysrKysKPiAgMSBmaWxlIGNoYW5nZWQsIDI0IGluc2VydGlvbnMoKykKPiAKPiBkaWZmIC0t Z2l0IGEvZHJpdmVycy91c2Ivc2VyaWFsL3BsMjMwMy5jIGIvZHJpdmVycy91c2Ivc2VyaWFsL3Bs MjMwMy5jCj4gaW5kZXggYmIzZjlhYTRhOTA5Li5lNWQwMGU0YTQ5NWQgMTAwNjQ0Cj4gLS0tIGEv ZHJpdmVycy91c2Ivc2VyaWFsL3BsMjMwMy5jCj4gKysrIGIvZHJpdmVycy91c2Ivc2VyaWFsL3Bs MjMwMy5jCj4gQEAgLTE0NSw2ICsxNDUsMTYgQEAgTU9EVUxFX0RFVklDRV9UQUJMRSh1c2IsIGlk X3RhYmxlKTsKPiAgI2RlZmluZSBVQVJUX09WRVJSVU5fRVJST1IJCTB4NDAKPiAgI2RlZmluZSBV QVJUX0NUUwkJCTB4ODAKPiAgCj4gKyNkZWZpbmUJVFlQRV9IWF9SRUFEX1BVTV9TVEFUVVNfUkVH CTB4ODQ4NAo+ICsjZGVmaW5lCVRZUEVfSFhfUkVBRF9QVU1fQURECQkweDA0MDQKPiArI2RlZmlu ZQlUWVBFX0hYX1JFQURfUFVNX0RBVEFfUkVHCTB4ODM4MwoKQWdhaW4sIHRoZSBkZWZpbmVzIG5l ZWQgdG8gcmVmbGVjdCB3aGF0IHRoZSByZWdpc3RlcnMgYXJlIGZvciwgbm90IHdoYXQKdXNlIGhh cHBlbiB0byB1c2UgdGhlbSBmb3IgaW4gb24gc3BlY2lmaWMgY29kZSBwYXRoLgoKVGhlc2UgYXJl IHVzZWQgdG8gYWNjZXNzIHRoZSBFRVBST00vT1RQLCByaWdodD8KCj4gKyNkZWZpbmUJVFlQRV9I WF9QVUxMVVBfTU9ERV9EQVRBCTB4MDgKCldoYXQgaXMgYml0IDB4MDg/Cgo+ICsjZGVmaW5lCVRZ UEVfSFhfUFVMTFVQX01PREVfUkVHCQkweDA5CgpBbmQgdGhpcyByZWdpc3RlciBpc24ndCBqdXN0 IHVzZWQgZm9yIHB1bGwtdXAgbW9kZSBhcyBmYXIgYXMgSSBjYW4gdGVsbC4KCj4gKyNkZWZpbmUJ VFlQRV9IWF9QVU1fQUREMAkJMHgwMAo+ICsjZGVmaW5lCVRZUEVfSFhfUFVNX0RBVEEwCQkweDMx Cj4gKyNkZWZpbmUJVFlQRV9IWF9QVU1fQUREMQkJMHgwMQo+ICsjZGVmaW5lCVRZUEVfSFhfUFVN X0RBVEExCQkweDA4CgpTYW1lIGZvciB0aGVzZSwgd2UgZG9uJ3Qgd2FudCBtdWx0aXBsZSBkZWZp bmVzIGZvciByZWdpc3RlciAwIGZvcgpleGFtcGxlLiBXaGF0IGFyZSBiaXRzIDB4MzEgb2YgcmVn aXN0ZXIgMD8KCj4gKwo+ICBzdGF0aWMgdm9pZCBwbDIzMDNfc2V0X2JyZWFrKHN0cnVjdCB1c2Jf c2VyaWFsX3BvcnQgKnBvcnQsIGJvb2wgZW5hYmxlKTsKPiAgCj4gIGVudW0gcGwyMzAzX3R5cGUg ewo+IEBAIC02ODgsNiArNjk4LDIwIEBAIHN0YXRpYyB2b2lkIHBsMjMwM19zZXRfdGVybWlvcyhz dHJ1Y3QgdHR5X3N0cnVjdCAqdHR5LAo+ICAJCXBsMjMwM192ZW5kb3Jfd3JpdGUoc2VyaWFsLCAw eDAsIDB4MCk7Cj4gIAl9Cj4gIAo+ICsJaWYgKHNwcml2LT50eXBlID09ICZwbDIzMDNfdHlwZV9k YXRhW1RZUEVfSFhdKSB7Cj4gKwkJcGwyMzAzX3ZlbmRvcl9yZWFkKHNlcmlhbCwgVFlQRV9IWF9S RUFEX1BVTV9TVEFUVVNfUkVHLCBidWYpOwo+ICsJCXBsMjMwM192ZW5kb3Jfd3JpdGUoc2VyaWFs LCBUWVBFX0hYX1JFQURfUFVNX0FERCwKPiArCQkJCQlUWVBFX0hYX1BVTExVUF9NT0RFX1JFRyk7 Cj4gKwkJcGwyMzAzX3ZlbmRvcl9yZWFkKHNlcmlhbCwgVFlQRV9IWF9SRUFEX1BVTV9TVEFUVVNf UkVHLCBidWYpOwo+ICsJCXBsMjMwM192ZW5kb3JfcmVhZChzZXJpYWwsIFRZUEVfSFhfUkVBRF9Q VU1fREFUQV9SRUcsIGJ1Zik7CgpXaHkgZG8geW91IG5lZWQgdG8gYWNjZXNzIHRoZSBPVFAgb24g ZXZlcnkgc2V0X3Rlcm1pb3MoKSBjYWxsPyBJIHRob3VnaHQKdGhvc2Ugc2V0dGluZ3Mgd2hlcmUg Y29waWVkIHRvIHRoZSBjb3JyZXNwb25kaW5nIGNvbnRyb2wgcmVnaXN0ZXJzCmR1cmluZyBib290 PwoKPiArCQlpZiAoKmJ1ZiA9PSBUWVBFX0hYX1BVTExVUF9NT0RFX0RBVEEpIHsKCkRvbid0IHlv dSB3YW50IHRvIGp1c3QgY2hlY2sgYml0IDB4ODAgaGVyZT8KCj4gKwkJCXBsMjMwM192ZW5kb3Jf d3JpdGUoc2VyaWFsLCBUWVBFX0hYX1BVTV9BREQwLAo+ICsJCQkJCQlUWVBFX0hYX1BVTV9EQVRB MCk7CgpTbyB0aGlzIGxvb2tzIGJyb2tlbiBzaW5jZSB5b3UncmUgb3ZlcndyaXRpbmcgdGhlIGZs b3cgY29udHJvbCBzZXR0aW5ncwp0aGF0IHdlcmUganVzdCBzZXQgYWJvdmUuIEFuZCBhZ2Fpbiwg d2hhdCBhcmUgYml0cyAweDMxIG9mIHJlZ2lzdGVyIDA/CkRvZXNuJ3QgMHgzMCBjb250cm9sIGF1 dG8tcnRzPwoKPiArCQkJcGwyMzAzX3ZlbmRvcl93cml0ZShzZXJpYWwsIFRZUEVfSFhfUFVNX0FE RDEsCj4gKwkJCQkJCVRZUEVfSFhfUFVNX0RBVEExKTsKCkFuZCB3aHkgZG8geW91IG5lZWQgdG8g KG92ZXItKXdyaXRlIHJlZ2lzdGVyIDI/CgpFaXRoZXIgd2F5LCBjb25maWd1cmluZyBwdWxsLXVw IG1vZGUgc2hvdWxkIGJlIGRvbmUgYXQgcHJvYmUgYW5kIG5vdCBvbgpldmVyeSBzZXRfdGVybWlv cygpIGNhbGwuCgo+ICsJCX0KPiArCX0KPiArCj4gIAlrZnJlZShidWYpOwo+ICB9CgpUaGFua3Ms CkpvaGFuCg==