From patchwork Tue Jul 12 21:38:05 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Adam Jackson X-Patchwork-Id: 969432 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by demeter1.kernel.org (8.14.4/8.14.4) with ESMTP id p6CLkBJo016291 for ; Tue, 12 Jul 2011 21:46:33 GMT Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 7B3869F5DB for ; Tue, 12 Jul 2011 14:46:11 -0700 (PDT) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mx1.redhat.com (mx1.redhat.com [209.132.183.28]) by gabe.freedesktop.org (Postfix) with ESMTP id C4ABB9FD74 for ; Tue, 12 Jul 2011 14:38:16 -0700 (PDT) Received: from int-mx10.intmail.prod.int.phx2.redhat.com (int-mx10.intmail.prod.int.phx2.redhat.com [10.5.11.23]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id p6CLcGZn010175 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK) for ; Tue, 12 Jul 2011 17:38:16 -0400 Received: from ihatethathostname.lab.bos.redhat.com (ihatethathostname.lab.bos.redhat.com [10.16.43.238]) by int-mx10.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id p6CLcF9W010140 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO) for ; Tue, 12 Jul 2011 17:38:16 -0400 Received: from ihatethathostname.lab.bos.redhat.com (ihatethathostname.lab.bos.redhat.com [127.0.0.1]) by ihatethathostname.lab.bos.redhat.com (8.14.5/8.14.4) with ESMTP id p6CLcFQQ000934 for ; Tue, 12 Jul 2011 17:38:15 -0400 Received: (from ajax@localhost) by ihatethathostname.lab.bos.redhat.com (8.14.5/8.14.5/Submit) id p6CLcFYh000933 for intel-gfx@lists.freedesktop.org; Tue, 12 Jul 2011 17:38:15 -0400 From: Adam Jackson To: intel-gfx@lists.freedesktop.org Date: Tue, 12 Jul 2011 17:38:05 -0400 Message-Id: <1310506685-855-8-git-send-email-ajax@redhat.com> In-Reply-To: <1310506685-855-1-git-send-email-ajax@redhat.com> References: <1310506685-855-1-git-send-email-ajax@redhat.com> X-Scanned-By: MIMEDefang 2.68 on 10.5.11.23 Subject: [Intel-gfx] [PATCH 7/7] drm/i915/dp: Explicitly request 8/10 channel coding X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.11 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-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.6 (demeter1.kernel.org [140.211.167.41]); Tue, 12 Jul 2011 21:46:33 +0000 (UTC) It's not clear what a sink would do if you wrote zero to this register - which I guess would mean "I don't support any channel encodings, good luck" - but let's not find out. Signed-off-by: Adam Jackson Reviewed-by: Keith Packard --- drivers/gpu/drm/i915/intel_dp.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 9a0c3ca..1c3a36f 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -769,6 +769,7 @@ intel_dp_mode_set(struct drm_encoder *encoder, struct drm_display_mode *mode, memset(intel_dp->link_configuration, 0, DP_LINK_CONFIGURATION_SIZE); intel_dp->link_configuration[0] = intel_dp->link_bw; intel_dp->link_configuration[1] = intel_dp->lane_count; + intel_dp->link_configuration[8] = DP_SET_ANSI_8B10B; /* * Check for DPCD version > 1.1 and enhanced framing support