From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1030573Ab3HBKMK (ORCPT ); Fri, 2 Aug 2013 06:12:10 -0400 Received: from mail.linuxfoundation.org ([140.211.169.12]:37480 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1030524Ab3HBKMF (ORCPT ); Fri, 2 Aug 2013 06:12:05 -0400 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Alex Deucher , =?UTF-8?q?Christian=20K=C3=B6nig?= Subject: [ 85/99] drm/radeon: fix audio dto programming on DCE4+ Date: Fri, 2 Aug 2013 18:08:38 +0800 Message-Id: <20130802100237.761122634@linuxfoundation.org> X-Mailer: git-send-email 1.8.3.4.841.g1a3f60e In-Reply-To: <20130802100225.478715166@linuxfoundation.org> References: <20130802100225.478715166@linuxfoundation.org> User-Agent: quilt/0.60-5.1.1 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 3.10-stable review patch. If anyone has any objections, please let me know. ------------------ From: Alex Deucher commit 7d61d835824f73dc4097b51f800382467c8049c5 upstream. We need to set the dto source before setting the dividers otherwise we may get stability problems with the dto leading to audio playback problems. Signed-off-by: Alex Deucher Reviewed-by: Christian König Signed-off-by: Greg Kroah-Hartman --- drivers/gpu/drm/radeon/evergreen_hdmi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/gpu/drm/radeon/evergreen_hdmi.c +++ b/drivers/gpu/drm/radeon/evergreen_hdmi.c @@ -157,9 +157,9 @@ static void evergreen_audio_set_dto(stru * number (coefficient of two integer numbers. DCCG_AUDIO_DTOx_PHASE * is the numerator, DCCG_AUDIO_DTOx_MODULE is the denominator */ + WREG32(DCCG_AUDIO_DTO_SOURCE, DCCG_AUDIO_DTO0_SOURCE_SEL(radeon_crtc->crtc_id)); WREG32(DCCG_AUDIO_DTO0_PHASE, base_rate * 100); WREG32(DCCG_AUDIO_DTO0_MODULE, clock * 100); - WREG32(DCCG_AUDIO_DTO_SOURCE, DCCG_AUDIO_DTO0_SOURCE_SEL(radeon_crtc->crtc_id)); }