From nobody Mon May 23 07:37:45 2022 X-Original-To: freebsd-current@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 E365A1B383C9 for ; Mon, 23 May 2022 07:37:48 +0000 (UTC) (envelope-from manu@bidouilliste.com) Received: from mx.blih.net (mx.blih.net [212.83.155.74]) (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-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "mx.blih.net", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4L68Lg3rZ3z4d9W for ; Mon, 23 May 2022 07:37:47 +0000 (UTC) (envelope-from manu@bidouilliste.com) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bidouilliste.com; s=mx; t=1653291460; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=3Rf1TegvGhnLWX41r9GBip9WW2IlXwfQOvElbwTckH0=; b=D9TZWtCM+qcJuKuP8ShR8Hgyxe1zR2ZtkXPzST4+2ECLofYPCl84UjWXqPAg+56vkVs5Gj 8g2MgUo+spGZv3mwIB8/9DwBeWue7+bcGzESSg9770EDecYzAPgjIn0AAiSWmHP/TzIWIB iAmaAL+tuh97AOqubrsABBaTV3PnaLw= Received: from amy (lfbn-idf2-1-1518-133.w92-169.abo.wanadoo.fr [92.169.82.133]) by mx.blih.net (OpenSMTPD) with ESMTPSA id ef91d180 (TLSv1.3:TLS_AES_256_GCM_SHA384:256:NO); Mon, 23 May 2022 07:37:40 +0000 (UTC) Date: Mon, 23 May 2022 09:37:45 +0200 From: Emmanuel Vadot To: Pete Wright Cc: FreeBSD Current Subject: Re: no hw.acpi.video.lcd0 with graphics/drm-510-kmod Message-Id: <20220523093745.ab74225307d0ec8981849acd@bidouilliste.com> In-Reply-To: <279458c5-74ce-55ec-9dac-de4a064243a9@nomadlogic.org> References: <279458c5-74ce-55ec-9dac-de4a064243a9@nomadlogic.org> X-Mailer: Sylpheed 3.7.0 (GTK+ 2.24.33; amd64-portbld-freebsd14.0) List-Id: Discussions about the use of FreeBSD-current List-Archive: https://lists.freebsd.org/archives/freebsd-current List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-current@freebsd.org Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable X-Rspamd-Queue-Id: 4L68Lg3rZ3z4d9W X-Spamd-Bar: --- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=bidouilliste.com header.s=mx header.b=D9TZWtCM; dmarc=pass (policy=none) header.from=bidouilliste.com; spf=pass (mx1.freebsd.org: domain of manu@bidouilliste.com designates 212.83.155.74 as permitted sender) smtp.mailfrom=manu@bidouilliste.com X-Spamd-Result: default: False [-3.50 / 15.00]; RCVD_VIA_SMTP_AUTH(0.00)[]; ARC_NA(0.00)[]; R_DKIM_ALLOW(-0.20)[bidouilliste.com:s=mx]; FREEFALL_USER(0.00)[manu]; FROM_HAS_DN(0.00)[]; MV_CASE(0.50)[]; MID_RHS_MATCH_FROM(0.00)[]; MIME_GOOD(-0.10)[text/plain]; R_SPF_ALLOW(-0.20)[+ip4:212.83.155.74/32]; NEURAL_HAM_LONG(-1.00)[-1.000]; TO_MATCH_ENVRCPT_SOME(0.00)[]; TO_DN_ALL(0.00)[]; DKIM_TRACE(0.00)[bidouilliste.com:+]; RCPT_COUNT_TWO(0.00)[2]; DMARC_POLICY_ALLOW(-0.50)[bidouilliste.com,none]; NEURAL_HAM_SHORT(-1.00)[-1.000]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; MLMMJ_DEST(0.00)[freebsd-current]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+]; ASN(0.00)[asn:12876, ipnet:212.83.128.0/19, country:FR]; RCVD_COUNT_TWO(0.00)[2]; RCVD_TLS_ALL(0.00)[] X-ThisMailContainsUnwantedMimeParts: N On Sun, 22 May 2022 09:08:12 -0700 Pete Wright wrote: > hello, > i have a lenovo P43s laptop running current.=A0 i've noticed that since=20 > graphics/drm-510-kmod became available hw.acpi.video.lcd0 ceases to=20 > exist (which makes it impossible to adjust screen brightness).=A0 i've=20 > installed graphics/drm-54-kmod and things work as expected.=A0 previously= =20 > i was running drm-devel-kmod without issues, so i think it's probably an= =20 > issue with the 5.10 driver? >=20 > i can file a bug report for this (or just test out patches here if=20 > that's easier), but wanted to see if anyone here had observed this on=20 > other laptops first. >=20 > cheers, > -pete >=20 > --=20 > Pete Wright > pete@nomadlogic.org > @nomadlogicLA >=20 >=20 Not sure what's happening as this sysctl is exposed by acpi_video(4) and not related to drm. But you shouldn't need this, backlight(8) should work everywhere once drm is loaded. Cheers, --=20 Emmanuel Vadot