Date: Mon, 17 Feb 2020 03:04:32 +0300 From: Yuri Pankov <yuripv@yuripv.me> To: Noah Palmer <noahpalmerversion1@gmail.com> Cc: freebsd-questions@freebsd.org Subject: Re: Update X when laptop lip is closed Message-ID: <a5f78fee-edf5-a590-2c47-3ebe0aa9f0b2@yuripv.me> In-Reply-To: <CACd7u-9em=-NvBZwb4H2S7pP5QqOLf3OHsBzBDFY5d44KL05ag@mail.gmail.com> References: <CACd7u-8CNo8OgqO21v%2BBpqesO-cUwKw-uUieYjqsSxiNFu1taw@mail.gmail.com> <2061301f-4f78-e50a-1864-f9a608b7c504@yuripv.me> <CACd7u--dZZiz6tcSgMeFazdsnyREEgOT0WoomEtAaa5VWSnbFQ@mail.gmail.com> <5fe7c2f2-9645-0c13-1878-7bbfa8f33487@yuripv.me> <CACd7u-9em=-NvBZwb4H2S7pP5QqOLf3OHsBzBDFY5d44KL05ag@mail.gmail.com>
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This is a multi-part message in MIME format. --------------48B82A192E22BF770C9228B6 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Noah Palmer wrote: > On Sun, Feb 16, 2020 at 4:00 AM Yuri Pankov <yuripv@yuripv.me> wrote: > >> Noah Palmer wrote: >>> On Sat, Feb 15, 2020 at 11:08 PM Yuri Pankov <yuripv@yuripv.me> wrote: >>> >>>> Noah Palmer wrote: >>>>> is there a way to automatically remove or add the display to X when the >>>>> laptop lid is opened or closed. I have been using a script to read >>>>> dev.acpi_lid.0.state, but is there better way? >>>> >>>> If you are polling the dev.acpi_lid.0.state value, see /etc/devd.conf >>>> for examples of ACPI events notification, so you could invoke the need >>>> actions when lid is open/closed. >>>> >>> Okay that seems to be the solution. I also have an issue that >>> dev.acpi_lid.0.state is incorrect if the lid was open at boot. you have >> to >>> close and open the lid for the value to be correct. >> >> Interesting, I'm seeing the same on my lenovo laptop, something to look >> into. BTW, there's somewhat related PR filed: >> https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=240881. >> > Okay, I can use devd to run commands when the lid is opened and closed, but > they don't trigger if the laptop starts open or closed, there has to be a > change in state when the laptop is running. Just tried that with a simple /etc/devd/lid.conf file: notify 10 { match "system" "ACPI"; match "subsystem" "Lid"; action "logger Lid $notify"; }; I seem to be getting the event right after the first state change, booting both open and closed. For the initial lid state, please try the attached patch (if possible). --------------48B82A192E22BF770C9228B6 Content-Type: text/plain; charset=UTF-8; name="acpi_lid.diff" Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="acpi_lid.diff" Y29tbWl0IDQ5ZTU3MTMyZGM4YjhkMmU1MTJjN2ZhNWVkNDI3ZTgzNDY4NzhkMmUKQXV0aG9y OiBZdXJpIFBhbmtvdiA8eXVyaXB2QEZyZWVCU0Qub3JnPgpEYXRlOiAgIE1vbiBGZWIgMTcg MDI6NDk6MjggMjAyMCArMDMwMAoKICAgIGFjcGlfbGlkOiBwcm92aWRlIGluaXRpYWwgTElE IHN0YXRlCgpkaWZmIC0tZ2l0IGEvc3lzL2Rldi9hY3BpY2EvYWNwaV9saWQuYyBiL3N5cy9k ZXYvYWNwaWNhL2FjcGlfbGlkLmMKaW5kZXggODBiYzM0NGQ2MDZkLi40MGZmMjU2Njg4OWIg MTAwNjQ0Ci0tLSBhL3N5cy9kZXYvYWNwaWNhL2FjcGlfbGlkLmMKKysrIGIvc3lzL2Rldi9h Y3BpY2EvYWNwaV9saWQuYwpAQCAtMTI0LDYgKzEyNCw5IEBAIGFjcGlfbGlkX2F0dGFjaChk ZXZpY2VfdCBkZXYpCiAgICAgaWYgKGFjcGlfcGFyc2VfcHJ3KHNjLT5saWRfaGFuZGxlLCAm cHJ3KSA9PSAwKQogCUFjcGlFbmFibGVHcGUocHJ3LmdwZV9oYW5kbGUsIHBydy5ncGVfYml0 KTsKIAorICAgIC8qIEdldCB0aGUgaW5pdGlhbCBsaWQgc3RhdHVzLCBpZ25vcmUgZmFpbHVy ZXMgKi8KKyAgICAodm9pZCkgYWNwaV9HZXRJbnRlZ2VyKHNjLT5saWRfaGFuZGxlLCAiX0xJ RCIsICZzYy0+bGlkX3N0YXR1cyk7CisKICAgICAvKgogICAgICAqIEV4cG9ydCB0aGUgbGlk IHN0YXR1cwogICAgICAqLwo= --------------48B82A192E22BF770C9228B6--
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