From mboxrd@z Thu Jan 1 00:00:00 1970 From: bugzilla-daemon@bugzilla.kernel.org Subject: [Bug 71461] monitor doesn't get detected after boot or disconnection Date: Wed, 09 Apr 2014 20:00:22 +0000 Message-ID: References: Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by gabe.freedesktop.org (Postfix) with ESMTP id E07386E029 for ; Wed, 9 Apr 2014 13:00:25 -0700 (PDT) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 37566206B2 for ; Wed, 9 Apr 2014 20:00:25 +0000 (UTC) Received: from bugzilla1.web.kernel.org (bugzilla1.web.kernel.org [172.20.200.51]) by mail.kernel.org (Postfix) with ESMTP id D0EAA206A0 for ; Wed, 9 Apr 2014 20:00:23 +0000 (UTC) In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: dri-devel@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org https://bugzilla.kernel.org/show_bug.cgi?id=71461 --- Comment #29 from Alex Deucher --- Created attachment 131821 --> https://bugzilla.kernel.org/attachment.cgi?id=131821&action=edit reverse hpd polarity It sounds like your board by have the hpd pin polarity reversed (so plug events looks like unplug and vice versa). Please attach a copy of your vbios: (as root) (use lspci to get the bus id) cd /sys/bus/pci/devices/ echo 1 > rom cat rom > /tmp/vbios.rom echo 0 > rom Can you also try the attached patch which reverses the hpd polarity? -- You are receiving this mail because: You are watching the assignee of the bug.