From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751276AbdFFC1Q (ORCPT ); Mon, 5 Jun 2017 22:27:16 -0400 Received: from mail-wm0-f46.google.com ([74.125.82.46]:34306 "EHLO mail-wm0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751107AbdFFC1O (ORCPT ); Mon, 5 Jun 2017 22:27:14 -0400 To: linux-kernel@vger.kernel.org From: Ingo Flaschberger Subject: w1_therm should not unlock bus if strong pullup is forced Message-ID: Date: Tue, 6 Jun 2017 04:27:10 +0200 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:52.0) Gecko/20100101 Thunderbird/52.1.1 MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="------------7691AD78582387E4C73A261C" Content-Language: en-US Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This is a multi-part message in MIME format. --------------7691AD78582387E4C73A261C Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Hi, If strong pullup is forced (=2) a strong pullup is placed for 750ms. Is also external power detected the bus will be unlocked and a additional 750ms sleep is performed. This 2nd sleep should be avoided. Kind regards, Ingo Flaschberger --------------7691AD78582387E4C73A261C Content-Type: text/plain; charset=UTF-8; name="w1_therm.diff" Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="w1_therm.diff" LS0tIHcxX3RoZXJtLmNfb3JnCTIwMTctMDYtMDYgMDQ6MDU6NDguMDI4MTA1MzYzICswMjAw CisrKyB3MV90aGVybS5jCTIwMTctMDYtMDYgMDQ6MDU6MzYuODgzOTE0ODc4ICswMjAwCkBA IC0yNDUsNyArMjQ1LDcgQEAKIAogCQkJdzFfd3JpdGVfOChkZXYsIFcxX0NPUFlfU0NSQVRD SFBBRCk7CiAKLQkJCWlmIChleHRlcm5hbF9wb3dlcikgeworCQkJaWYgKGV4dGVybmFsX3Bv d2VyICYmIHcxX3N0cm9uZ19wdWxsdXAgIT0gMikgewogCQkJCW11dGV4X3VubG9jaygmZGV2 LT5idXNfbXV0ZXgpOwogCiAJCQkJc2xlZXBfcmVtID0gbXNsZWVwX2ludGVycnVwdGlibGUo dG0pOwpAQCAtNDczLDcgKzQ3Myw3IEBACiAKIAkJCXcxX3dyaXRlXzgoZGV2LCBXMV9DT05W RVJUX1RFTVApOwogCi0JCQlpZiAoZXh0ZXJuYWxfcG93ZXIpIHsKKwkJCWlmIChleHRlcm5h bF9wb3dlciAmJiB3MV9zdHJvbmdfcHVsbHVwICE9IDIpIHsKIAkJCQltdXRleF91bmxvY2so JmRldi0+YnVzX211dGV4KTsKIAogCQkJCXNsZWVwX3JlbSA9IG1zbGVlcF9pbnRlcnJ1cHRp YmxlKHRtKTsK --------------7691AD78582387E4C73A261C--