From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1162605Ab3LFN2Q (ORCPT ); Fri, 6 Dec 2013 08:28:16 -0500 Received: from youngberry.canonical.com ([91.189.89.112]:44448 "EHLO youngberry.canonical.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1161819Ab3LFNDq (ORCPT ); Fri, 6 Dec 2013 08:03:46 -0500 From: Luis Henriques To: linux-kernel@vger.kernel.org, stable@vger.kernel.org, kernel-team@lists.ubuntu.com Cc: Alex Deucher , =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= , Luis Henriques Subject: [PATCH 3.11 189/272] drm/radeon: re-enable sw ACR support on pre-DCE4 Date: Fri, 6 Dec 2013 12:57:58 +0000 Message-Id: <1386334761-25517-190-git-send-email-luis.henriques@canonical.com> X-Mailer: git-send-email 1.8.3.2 In-Reply-To: <1386334761-25517-1-git-send-email-luis.henriques@canonical.com> References: <1386334761-25517-1-git-send-email-luis.henriques@canonical.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Extended-Stable: 3.11 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 3.11.10.1 -stable review patch. If anyone has any objections, please let me know. ------------------ From: Alex Deucher commit b852c985010a77c850b7548d64bbb964ca462b02 upstream. HW ACR support may have issues on some older chips, so use SW ACR for now until we've tested further. Signed-off-by: Alex Deucher CC: Rafał Miłecki Signed-off-by: Luis Henriques --- drivers/gpu/drm/radeon/r600_hdmi.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/radeon/r600_hdmi.c b/drivers/gpu/drm/radeon/r600_hdmi.c index ffd02da..4140fe8 100644 --- a/drivers/gpu/drm/radeon/r600_hdmi.c +++ b/drivers/gpu/drm/radeon/r600_hdmi.c @@ -345,6 +345,7 @@ void r600_hdmi_setmode(struct drm_encoder *encoder, struct drm_display_mode *mod } WREG32(HDMI0_ACR_PACKET_CONTROL + offset, + HDMI0_ACR_SOURCE | /* select SW CTS value - XXX verify that hw CTS works on all families */ HDMI0_ACR_AUTO_SEND); /* allow hw to sent ACR packets when required */ WREG32(HDMI0_VBI_PACKET_CONTROL + offset, -- 1.8.3.2