From nobody Fri Nov 10 16:11:11 2023 X-Original-To: freebsd-hackers@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4SRkR83xHSz4yygP for ; Fri, 10 Nov 2023 16:14:12 +0000 (UTC) (envelope-from freebsd-hackers@phoe.frmug.org) Received: from frmug.org (enterprise.frmug.org [213.36.253.97]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 4SRkR81S3Fz3Qfb for ; Fri, 10 Nov 2023 16:14:12 +0000 (UTC) (envelope-from freebsd-hackers@phoe.frmug.org) Authentication-Results: mx1.freebsd.org; none Received: by frmug.org (Postfix, from userid 66) id 5807012C012; Fri, 10 Nov 2023 17:14:03 +0100 (CET) Received: by memo2.memo.frmug.org (Postfix, from userid 1001) id 6D5F117AC6; Fri, 10 Nov 2023 17:11:12 +0100 (CET) Date: Fri, 10 Nov 2023 17:11:11 +0100 From: Bertrand Petit To: Emmanuel Vadot Cc: "Dr. Amr Osman" , freebsd-hackers@freebsd.org Subject: Re: Brightness 100% when connect or disconnect charger Message-ID: <20231110161111.GB5382@memo2.memo.frmug.org> References: <20231109091931.983f45f8fad4305569faddcb@bidouilliste.com> <20231110121053.42e78f4b7f44eba5e91da898@bidouilliste.com> <20231110165057.7e55ad6c62354294219fa980@bidouilliste.com> List-Id: Technical discussions relating to FreeBSD List-Archive: https://lists.freebsd.org/archives/freebsd-hackers List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-hackers@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline In-Reply-To: <20231110165057.7e55ad6c62354294219fa980@bidouilliste.com> User-Agent: Mutt/1.12.1 (2019-06-15) X-Spamd-Bar: ---- X-Rspamd-Pre-Result: action=no action; module=replies; Message is reply to one we originated X-Spamd-Result: default: False [-4.00 / 15.00]; REPLY(-4.00)[]; ASN(0.00)[asn:12322, ipnet:213.36.0.0/16, country:FR] X-Rspamd-Queue-Id: 4SRkR81S3Fz3Qfb On Fri, Nov 10, 2023 at 04:50:57PM +0100, Emmanuel Vadot wrote: > > The theory that I have now is that the value set back when an event > happen is the one that was set with the keyboard keys, for me it's 100% > as this is how it's set at boot and since my keys don't work it stays > that way. Can someone with functional keys for brightness can confirm ? Your theory is correct, this is exactly what I observe on an X230 running 12.4. Brightness level set with intel_backlight is reset to the latest keyboard-set level (Fn-F8 & Fn-F9) when the machine is resumed or when it gets out of DPMS, whichever comes first.. -- %!PS -- Bertrand Petit /D{def}def/E{exch}D/G{get}D/I{2 div}D/U{dup}D/L{roll}D/Y{setgray}D/N{newpath}D /O{N 0 0 moveto}D/P{pop}D/T{translate}D currentpagedevice/PageSize G U 0 G/w E D 1 G /h E D w I h I T 0 Y 1 setlinewidth 0 1 2 { P 120 rotate 2 4 w U mul h U mul add sqrt I 50 add {N 50 0 3 2 L 0 360 arc stroke}for}for/s{O true charpath pathbbox exch 4 -1 L E sub I 3 1 L sub I} D /l(bp)D 0.94 Y /Helvetica findfont 22 scalefont setfont l s P(x)s exch P T O l show showpage