From: Matthew Garrett <matthew.garrett@nebula.com>
To: "mzxreary@0pointer.de" <mzxreary@0pointer.de>
Cc: "lenb@kernel.org" <lenb@kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"aaron.lu@intel.com" <aaron.lu@intel.com>,
"rjw@sisk.pl" <rjw@sisk.pl>,
"linux-acpi@vger.kernel.org" <linux-acpi@vger.kernel.org>,
"rjw@rjwysocki.net" <rjw@rjwysocki.net>,
"platform-driver-x86@vger.kernel.org"
<platform-driver-x86@vger.kernel.org>
Subject: Re: [PATCH] acpi/video: Add Lenovo IdeaPad Yoga 13 to acpi video detect blacklist
Date: Mon, 14 Oct 2013 15:48:28 +0000 [thread overview]
Message-ID: <1381765708.24317.1.camel@x230.lan> (raw)
In-Reply-To: <20131014153621.GA7758@tango.0pointer.de>
On Mon, 2013-10-14 at 17:36 +0200, Lennart Poettering wrote:
> Sorry, still not getting this. How should this ever work if the intel
> video driver is compiled as kmod? That means that it isn't clear at all
> when the kmod is going to be loaded or if it is loaded at all, you
> cannot delay the registration of the acpi backlight that long, since the
> time you'd have to wait is basically unbounded...
See the intel_opregion_present() code in drivers/acpi/video.c. The ACPI
driver won't bind to Intel hardware until i915 indicates that it should
do so.
--
Matthew Garrett <matthew.garrett@nebula.com>
next prev parent reply other threads:[~2013-10-14 15:48 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-10-14 0:55 [PATCH] acpi/video: Add Lenovo IdeaPad Yoga 13 to acpi video detect blacklist Lennart Poettering
2013-10-14 1:11 ` Aaron Lu
2013-10-14 2:23 ` Lennart Poettering
2013-10-14 2:36 ` Aaron Lu
2013-10-14 3:49 ` Lennart Poettering
2013-10-14 4:17 ` Aaron Lu
2013-10-14 15:36 ` Lennart Poettering
2013-10-14 15:48 ` Matthew Garrett [this message]
2013-10-14 16:24 ` Lennart Poettering
2013-10-14 16:26 ` Matthew Garrett
2013-10-15 23:42 ` Rafael J. Wysocki
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