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: [stable,netdev,4.4+] lan78xx: make sure RX_ADDRL & RX_ADDRH regs are always up to date From: Sasha Levin Message-Id: <20181108001751.GA8097@sasha-vm> Date: Wed, 7 Nov 2018 19:17:51 -0500 To: Paolo Pisati Cc: Woojung Huh , Microchip Linux Driver Support , netdev@vger.kernel.org, stable@vger.kernel.org, linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org List-ID: T24gV2VkLCBOb3YgMDcsIDIwMTggYXQgMDU6NTA6NTdQTSArMDEwMCwgUGFvbG8gUGlzYXRpIHdy b3RlOgo+W3BhcnRpYWwgYmFja3BvcnQgdXBzdHJlYW0gNzYwZGIyOWJkYzk3YjczZmY2MGIwOTEz MTVhZDc4N2IxZGViNWNmNV0KPgo+VXBvbiBpbnZvY2F0aW9uLCBsYW43OHh4X2luaXRfbWFjX2Fk ZHJlc3MoKSBjaGVja3MgdGhhdCB0aGUgbWFjIGFkZHJlc3MgcHJlc2VudAo+aW4gdGhlIFJYX0FE RFJMICYgUlhfQUREUkggcmVnaXN0ZXJzIGlzIGEgdmFsaWQgYWRkcmVzcywgaWYgbm90LCBpdCBm aXJzdCB0cmllcwo+dG8gcmVhZCBhIG5ldyBhZGRyZXNzIGZyb20gYW4gZXh0ZXJuYWwgZWVwcm9t IG9yIHRoZSBvdHAgYXJlYSwgYW5kIGluIGNhc2UgYm90aAo+cmVhZCBmYWlsIChvciB0aGUgYWRk cmVzcyByZWFkIGJhY2sgaXMgaW52YWxpZCksIGl0IHJhbmRvbWx5IGdlbmVyYXRlcyBhIG5ldwo+ b25lLgo+Cj5VbmZvcnR1bmF0ZWx5LCBkdWUgdG8gdGhlIHdheSB0aGUgYWJvdmUgbG9naWMgaXMg bGFpZCBvdXQsCj5pZiBib3RoIHJlYWRfZWVwcm9tKCkgYW5kIHJlYWRfb3RwKCkgZmFpbCwgYSBu ZXcgbWFjIGFkZHJlc3MgaXMgY29ycmVjdGx5Cj5nZW5lcmF0ZWQgYnV0IGlzIG5ldmVyIHdyaXR0 ZW4gYmFjayB0byBSWF9BRERSTCAmIFJYX0FERFJILCBsZWF2aW5nIHRoZSBjaGlwIGluIGFuCj5p bmNvc2lzdGVudCBzdGF0ZSBhbmQgd2l0aCBhbiBpbnZhbGlkIG1hYyBhZGRyZXNzIChlLmcuIHRo ZSBuaWMgYXBwZWFycyB0byBiZQo+Y29tcGxldGVseSBkZWFkLCBhbmQgZG9lc24ndCByZWNlaXZl IGFueSBwYWNrZXQsIGV0Yyk6Cj4KPmxhbjc4eHhfaW5pdF9tYWNfYWRkcmVzcygpCj4uLi4KPmlm IChsYW43OHh4X3JlYWRfZWVwcm9tKGFkZHIgLi4uKSB8fCBsYW43OHh4X3JlYWRfb3RwKGFkZHIg Li4uKSkgewo+CWlmIChpc192YWxpZF9ldGhlcl9hZGRyKGFkZHIpIHsKPgkJLy8gbm9wLi4uCj4J fSBlbHNlIHsKPgkJcmFuZG9tX2V0aGVyX2FkZHIoYWRkcik7Cj4JfQo+Cj4JLy8gY29ycmVjdGx5 IHdyaXRlcyBiYWNrIHRoZSBuZXcgYWRkcmVzcwo+CWxhbjc4eHhfd3JpdGVfcmVnKFJYX0FERFJM LCBhZGRyIC4uLik7Cj4JbGFuNzh4eF93cml0ZV9yZWcoUlhfQUREUkgsIGFkZHIgLi4uKTsKPn0g ZWxzZSB7Cj4JLy8gWFhYIGlmIGJvdGggZWVwcm9tIGFuZCBvdHAgcmVhZCBmYWlsLCB3ZSBsYW5k IGhlcmUgYW5kIHNraXAKPgkvLyBYWFggdGhlIFJYX0FERFJMICYgUlhfQUREUkggdXBkYXRlIGNv bXBsZXRlbHkKPglyYW5kb21fZXRoZXJfYWRkcihhZGRyKTsKPn0KPgo+VGhpcyBidWcgd2VudCB1 bm5vdGljZWQgYmVjYXVzZSBsYW43OHh4X3JlYWRfb3RwKCkgd2FzIGJ1Z2d5IGl0c2VsZiBhbmQg d291bGQKPm5ldmVyIGZhaWwsIHVwIHVudGlsIDRiZmMzMzggImxhbjc4eHg6IENvcnJlY3RseSBp bmRpY2F0ZSBpbnZhbGlkIE9UUCIKPmZpeGVkIGl0IGFuZCBhcyBhIHNpZGUgZWZmZWN0IHVuY292 ZXJlZCB0aGlzIGJ1Zy4KPgo+NC4xOCsgaXMgZmluZSwgc2luY2UgdGhlIGJ1ZyB3YXMgaW1wbGlj aXRseSBmaXhlZCBpbiA3NjBkYjI5ICJsYW43OHh4OiBSZWFkIE1BQwo+YWRkcmVzcyBmcm9tIERU IGlmIHByZXNlbnQiIHdoZW4gdGhlIGFkZHJlc3MgY2hhbmdlIGxvZ2ljIHdhcyByZW9yZ2FuaXpl ZCwgYnV0Cj5pdCdzIHN0aWxsIHByZXNlbnQgaW4gYWxsIHN0YWJsZSB0cmVlcyBiZWxvdyB0aGF0 OiBsaW51eC00LjQueSwgbGludXgtNC45LnksCj5saW51eC00LjE0LnksIGV0YyB1cCB0byBsaW51 eC00LjE4LnkgKG5vdCBpbmNsdWRlZCkuCj4KPlNpZ25lZC1vZmYtYnk6IFBhb2xvIFBpc2F0aSA8 cC5waXNhdGlAZ21haWwuY29tPgoKU28gd2h5IG5vdCBqdXN0IHRha2UgNzYwZGIyOWJkYyBjb21w bGV0ZWx5PyBJdCBsb29rcyBzYWZlciB0aGFuIHRha2luZyBhCnBhcnRpYWwgYmFja3BvcnQsIGFu ZCB3aWxsIG1ha2UgYXBwbHlpbmcgZnV0dXJlIHBhdGNoZXMgZWFzaWVyLgoKSSB0cmllZCB0byBk byBpdCBhbmQgaXQgZG9lc24ndCBsb29rIGxpa2UgdGhlcmUgYXJlIGFueSBkZXBlbmRlbmNpZXMK dGhhdCB3b3VsZCBjYXVzZSBhbiBpc3N1ZS4KLS0tClRoYW5rcywKU2FzaGEK