From patchwork Fri Jul 26 10:31:30 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Egbert Eich X-Patchwork-Id: 2833975 Return-Path: X-Original-To: patchwork-intel-gfx@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id E8EE29F4E2 for ; Fri, 26 Jul 2013 10:32:15 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id F1FF82017D for ; Fri, 26 Jul 2013 10:32:14 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by mail.kernel.org (Postfix) with ESMTP id D58402017C for ; Fri, 26 Jul 2013 10:32:13 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id D7CA1E63FE for ; Fri, 26 Jul 2013 03:32:13 -0700 (PDT) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mx2.suse.de (cantor2.suse.de [195.135.220.15]) by gabe.freedesktop.org (Postfix) with ESMTP id 50FCDE63DB for ; Fri, 26 Jul 2013 03:32:02 -0700 (PDT) Received: from relay2.suse.de (unknown [195.135.220.254]) by mx2.suse.de (Postfix) with ESMTP id 73652A3B99; Fri, 26 Jul 2013 12:32:01 +0200 (CEST) Received: from sles11.fritz.box (sles11.fritz.box [192.168.178.22]) by debian (Postfix) with ESMTP id 8674547EB; Fri, 26 Jul 2013 12:31:58 +0200 (CEST) From: Egbert Eich To: intel-gfx@lists.freedesktop.org Date: Fri, 26 Jul 2013 12:31:30 +0200 Message-Id: <1374834690-6214-1-git-send-email-eich@suse.de> X-Mailer: git-send-email 1.8.1.4 Cc: Egbert Eich , Daniel Vetter Subject: [Intel-gfx] [PATCH] drm/i915: Make sure PORT_HOTPLUG_EN is written X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.13 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: intel-gfx-bounces+patchwork-intel-gfx=patchwork.kernel.org@lists.freedesktop.org Errors-To: intel-gfx-bounces+patchwork-intel-gfx=patchwork.kernel.org@lists.freedesktop.org X-Spam-Status: No, score=-5.7 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Add posting read to make sure PORT_HOTPLUG_EN is written in i915_hpd_irq_setup(). Signed-off-by: Egbert Eich --- drivers/gpu/drm/i915/i915_irq.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 1f3a971..a38372b 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -2805,6 +2805,7 @@ static void i915_hpd_irq_setup(struct drm_device *dev) /* Ignore TV since it's buggy */ I915_WRITE(PORT_HOTPLUG_EN, hotplug_en); + POSTING_READ(PORT_HOTPLUG_EN); } }