From mboxrd@z Thu Jan  1 00:00:00 1970
From: Hans de Goede <hdegoede@redhat.com>
Subject: [PATCH v4] ACPI / bus: Introduce a list of ids for
	"always present" devices
Date: Mon, 10 Apr 2017 17:49:36 +0200
Message-ID: <20170410154936.15330-1-hdegoede@redhat.com>
Mime-Version: 1.0
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: base64
Return-path: <intel-gfx-bounces@lists.freedesktop.org>
Received: from mx1.redhat.com (mx1.redhat.com [209.132.183.28])
 by gabe.freedesktop.org (Postfix) with ESMTPS id 4CDCE6E3AC
 for <intel-gfx@lists.freedesktop.org>; Mon, 10 Apr 2017 15:49:46 +0000 (UTC)
List-Unsubscribe: <https://lists.freedesktop.org/mailman/options/intel-gfx>,
 <mailto:intel-gfx-request@lists.freedesktop.org?subject=unsubscribe>
List-Archive: <https://lists.freedesktop.org/archives/intel-gfx>
List-Post: <mailto:intel-gfx@lists.freedesktop.org>
List-Help: <mailto:intel-gfx-request@lists.freedesktop.org?subject=help>
List-Subscribe: <https://lists.freedesktop.org/mailman/listinfo/intel-gfx>,
 <mailto:intel-gfx-request@lists.freedesktop.org?subject=subscribe>
Errors-To: intel-gfx-bounces@lists.freedesktop.org
Sender: "Intel-gfx" <intel-gfx-bounces@lists.freedesktop.org>
To: Jani Nikula <jani.nikula@linux.intel.com>, =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= <ville.syrjala@linux.intel.com>, "Rafael J . Wysocki" <rjw@rjwysocki.net>, Len Brown <lenb@kernel.org>
Cc: linux-acpi@vger.kernel.org, intel-gfx <intel-gfx@lists.freedesktop.org>, Robert Moore <robert.moore@intel.com>, Hans de Goede <hdegoede@redhat.com>, Andy Shevchenko <andriy.shevchenko@linux.intel.com>
List-Id: intel-gfx@lists.freedesktop.org
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