From mboxrd@z Thu Jan 1 00:00:00 1970 From: "ZHU Yi (ST-FIR/ENG1-Zhu)" Subject: RE: [PATCH 1/6] can: flexcan: fix state transition regression Date: Fri, 1 Sep 2017 02:48:31 +0000 Message-ID: <1943d84bc81b47368ce9b312f2d6ab11@SGPMBX1017.APAC.bosch.com> References: <1f925f5e8c9747cf92351ce2bc471bff@SGPMBX1017.APAC.bosch.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from smtp6-v.fe.bosch.de ([139.15.237.11]:46328 "EHLO smtp6-v.fe.bosch.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751109AbdIACsg (ORCPT ); Thu, 31 Aug 2017 22:48:36 -0400 In-Reply-To: Content-Language: en-US Sender: linux-can-owner@vger.kernel.org List-ID: To: Wolfgang Grandegger , Marc Kleine-Budde , Andri Yngvason , "linux-can@vger.kernel.org" Cc: "hs@denx.de" , "RUAN Tingquan (ST-FIR/ENG1-Zhu)" , "Jonas Mark (ST-FIR/ENG1)" SGVsbG8gV29sZmdhbmcsDQoNCj4gRnJvbTogV29sZmdhbmcgR3JhbmRlZ2dlciBbbWFpbHRvOndn QGdyYW5kZWdnZXIuY29tXQ0KPiBTZW50OiBUaHVyc2RheSwgQXVndXN0IDMxLCAyMDE3IDc6Mzcg UE0NCj4gDQo+IEhlbGxvIFpIVSBZaSwNCj4gDQo+IHVzdWFsbHkgYSBbUEFUQ0ggMC94XSBpcyBj b21pbmcgZmlyc3QgdGVsbGluZyB3aGF0IHRoZSBzZXJpZXMgZG9lcy4gV2UNCj4gdXNlICJnaXQg Zm9ybWF0LXBhdGNoIC0tY292ZXItbGV0dGVyIC4uLiIgZm9yIHRoYXQgcHVycG9zZS4NCk9LLiBU aGFua3MgZm9yIHlvdXIgaGludCENCkknbGwgcHJlcGFyZSB0aGUgdXBkYXRlZCBwYXRjaCBzZXJp ZXMgd2l0aCBjb3ZlciBsZXR0ZXIgbGF0ZXIuDQoNCj4gDQo+IEFtIDMxLjA4LjIwMTcgdW0gMTA6 MjQgc2NocmllYiBaSFUgWWkgKFNULUZJUi9FTkcxLVpodSk6DQo+IFsuLi5dDQo+ID4gZGlmZiAt LWdpdCBhL2RyaXZlcnMvbmV0L2Nhbi9mbGV4Y2FuLmMgYi9kcml2ZXJzL25ldC9jYW4vZmxleGNh bi5jDQo+ID4gaW5kZXggMTNmMGYyMS4uZGY0YmZiOCAxMDA2NDQNCj4gPiAtLS0gYS9kcml2ZXJz L25ldC9jYW4vZmxleGNhbi5jDQo+ID4gKysrIGIvZHJpdmVycy9uZXQvY2FuL2ZsZXhjYW4uYw0K PiA+IEBAIC03NjUsOCArNzY1LDkgQEAgc3RhdGljIGlycXJldHVybl90IGZsZXhjYW5faXJxKGlu dCBpcnEsIHZvaWQgKmRldl9pZCkNCj4gPiAgIAkJZmxleGNhbl93cml0ZShyZWdfZXNyICYgRkxF WENBTl9FU1JfQUxMX0lOVCwgJnJlZ3MtPmVzcik7DQo+ID4gICAJfQ0KPiA+DQo+ID4gLQkvKiBz dGF0ZSBjaGFuZ2UgaW50ZXJydXB0ICovDQo+ID4gLQlpZiAocmVnX2VzciAmIEZMRVhDQU5fRVNS X0VSUl9TVEFURSkNCj4gPiArCS8qIHN0YXRlIGNoYW5nZSBpbnRlcnJ1cHQgb3IgYnJva2VuIGVy cm9yIHN0YXRlIHF1aXJrIGZpeCBpcyBlbmFibGVkICovDQo+ID4gKwlpZiAoKHJlZ19lc3IgJiBG TEVYQ0FOX0VTUl9FUlJfU1RBVEUpIHx8DQo+ID4gKwkgICAgKHByaXYtPmRldnR5cGVfZGF0YS0+ cXVpcmtzICYNCj4gRkxFWENBTl9RVUlSS19CUk9LRU5fRVJSX1NUQVRFKSkNCj4gPiAgIAkJZmxl eGNhbl9pcnFfc3RhdGUoZGV2LCByZWdfZXNyKTsNCj4gDQo+IFRoaXMgbWVhbnMgdGhhdCBmbGV4 Y2FuX2lycV9zdGF0ZSgpIGlzIGNhbGxlZCBmb3IgYW55IGludGVycnVwdCBzb3VyY2UuDQo+IFRo YXQncyB3aGF0IHdlIGhhZCBpbiB0aGUgcHJlIHJ4LW9mZmxvYWQgdmVyc2lvbi4gVGhpbmtpbmcg YWJvdXQgaXQ6DQo+IGRvIHdlIG5lZWQgdGhhdCAob3ZlcmhlYWQgZm9yIFJYIGFuZCBUWCk/IE1h eWJlIHRoZSBmb2xsb3dpbmcgd29ya3MgYWxyZWFkeToNCj4gDQo+ICArCWlmICgocmVnX2VzciAm IEZMRVhDQU5fRVNSX0VSUl9TVEFURSkgfHwNCj4gICsJICAgICgocHJpdi0+ZGV2dHlwZV9kYXRh LT5xdWlya3MgJiBGTEVYQ0FOX1FVSVJLX0JST0tFTl9FUlJfU1RBVEUpICYmDQo+ICArCQkocmVn X2VzciAmIEZMRVhDQU5fRVNSX0VSUl9TVEFURSkpKQ0KSSdtIG5vdCBzdXJlIHRoYXQgSSB1bmRl cnN0b29kIHlvdXIgcHJvcG9zYWwgY29ycmVjdGx5LCB0aGUgZ3Vlc3MgaXMNCnRoZSBzZWNvbmQg InJlZ19lc3IgJiBGTEVYQ0FOX0VTUl9FUlJfU1RBVEUiIGlzIGEgdHlwbywgZG8geW91IG1lYW4N CiJyZWdfZXNyICYgRkxFWENBTl9FU1JfQlVTX0VSUiI/DQoNCklmIHdlIG9ubHkgY2FsbCBmbGV4 Y2FuX2lycV9zdGF0ZSgpIHVwb24gc3RhdGUgKyBlcnJvciBpbnRlcnJ1cHQsIHRoZW46DQoobmV3 IGNvcmU6IHdpdGggICAgW1RSXVdSTl9JTlQsIGUuZy4sIGkuTVg2LA0KIG9sZCBjb3JlOiB3aXRo b3V0IFtUUl1XUk5fSU5ULCBlLmcuLCBpLk1YNTMpDQoxLiBlcnJvciBzdGF0ZSBpbmNyZWFzZXMs IGVub3VnaCBmb3IgYm90aCBuZXcgYW5kIG9sZCBjb3Jlcy4NCiAgICBhY3RpdmUgLS0tPiB3YXJu aW5nIC0tLT4gcGFzc2l2ZSAtLS0+IGJ1cyBvZmYNCiAgICAgICAgICAgICAgICAgICBeICAgICAg ICAgICAgXiAgICAgICAgICAgIF4NCiAgICAgICAgICAgICAgICBXUk5fSU5ULyAgICAgRVJSX0lO VCAgICAgIEJPRkZfSU5UDQoJICAgICAgICBFUlJfSU5UKG9sZCBjb3JlKQ0KDQoyLiBlcnJvciBz dGF0ZSBkZWNyZWFzZXMsIG5vdCBlbm91Z2ggZm9yIGJvdGggbmV3IGFuZCBvbGQgY29yZXMuDQog ICAgYWN0aXZlIDwtLS0gd2FybmluZyA8LS0tIHBhc3NpdmUNCiAgICAgICBeICAgICAgICAgICBe DQogICAgW1RSXVggICAgICAgV1JOX0lOVC8NCgkgICAgICAgIFtUUl1YKG9sZCBjb3JlKQ0KVGhl IFtUUl1YIGludGVycnVwdCBpcyByZXF1aXJlZCBmb3IgdGhlIHN0YXRlIGRlY3JlYXNlcywgYW5k IHRoZQ0Kb3ZlcmhlYWQgb2YgdGhlbSBJTUhPIGlzIG5vdCBvdmVya2lsbDoNCjEuIElmIGZsZXhj YW5faXJxX3N0YXRlKCkgaXMgY2FsbGVkIHdoZW4gdGhlIHN0YXRlIGlzIG5vdCBjaGFuZ2UsDQog ICB0aGVuLCB0aGUgb3ZlcmhlYWQgaXMgcmVhZCBGTFRfQ09ORiBhbmQvb3IgcmVhZCBlcnJvciBj b3VudGVyLA0KICAgZG8gTygxKSBjYWxjdWxhdGlvbiBhbmQgY29tcGFyZSB0aGUgc3RhdGUsIHRo ZW4gcXVpdC4NCg0KMi4gSWYgZmxleGNhbl9pcnFfc3RhdGUoKSBpcyBjYWxsZWQgd2hlbiB0aGUg c3RhdGUgaXMgY2hhbmdlZCwNCiAgIHRoZW4sIHRoYXQncyB3aGF0IGhlbHAgdXMgdG8gcmVwb3J0 IGNvcnJlY3Qgc3RhdGUgdHJhbnNpdGlvbnMuDQoNCk9mIGNvdXJzZSwgaWYgZmxleGNhbiBjb3Jl IGNhbiBnZW5lcmF0ZSBhcHByb3ByaWF0ZSBzdGF0ZSBpbnRlcnJ1cHRzDQppbiBpdHMgbmV4dCB2 ZXJzaW9uIChGbGV4Q0FOND8pLCB0aGVuIHdlIGRvbid0IG5lZWQgc3VjaCBvdmVyaGVhZA0KYXQg YWxsLCBidXQgd2hlbiB3aWxsIHRoaXMgd2lzaCBjb21lIHRydWU/IDopDQoNCkJlc3QgcmVnYXJk cw0KWWkNCg==