From mboxrd@z Thu Jan 1 00:00:00 1970 From: libin.yang@intel.com Subject: [PATCH 2/2] ALSA: hda - using POS_FIX_LPIB on Broadwell HDMI Audio Date: Mon, 9 Jun 2014 15:28:59 +0800 Message-ID: <1402298939-18377-2-git-send-email-libin.yang@intel.com> References: <1402298939-18377-1-git-send-email-libin.yang@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by alsa0.perex.cz (Postfix) with ESMTP id 705D72655CA for ; Mon, 9 Jun 2014 09:29:45 +0200 (CEST) In-Reply-To: <1402298939-18377-1-git-send-email-libin.yang@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org To: alsa-devel@alsa-project.org, tiwai@suse.de Cc: Libin Yang , mengdong.lin@intel.com List-Id: alsa-devel@alsa-project.org From: Libin Yang Broadwell HDMI can't use position buffer reliably, force to use LPIB Signed-off-by: Libin Yang --- sound/pci/hda/hda_intel.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c index f93f338..bb65a124 100644 --- a/sound/pci/hda/hda_intel.c +++ b/sound/pci/hda/hda_intel.c @@ -237,6 +237,12 @@ enum { AZX_DCAPS_COUNT_LPIB_DELAY | AZX_DCAPS_PM_RUNTIME | \ AZX_DCAPS_I915_POWERWELL) +/* Broadwell HDMI can't use position buffer reliably, force to use LPIB */ +#define AZX_DCAPS_INTEL_BROADWELL \ + (AZX_DCAPS_SCH_SNOOP | AZX_DCAPS_ALIGN_BUFSIZE | \ + AZX_DCAPS_POSFIX_LPIB | AZX_DCAPS_PM_RUNTIME | \ + AZX_DCAPS_I915_POWERWELL) + /* quirks for ATI SB / AMD Hudson */ #define AZX_DCAPS_PRESET_ATI_SB \ (AZX_DCAPS_ATI_SNOOP | AZX_DCAPS_NO_TCSEL | \ @@ -1763,7 +1769,7 @@ static const struct pci_device_id azx_ids[] = { .driver_data = AZX_DRIVER_HDMI | AZX_DCAPS_INTEL_HASWELL }, /* Broadwell */ { PCI_DEVICE(0x8086, 0x160c), - .driver_data = AZX_DRIVER_HDMI | AZX_DCAPS_INTEL_HASWELL }, + .driver_data = AZX_DRIVER_HDMI | AZX_DCAPS_INTEL_BROADWELL }, /* 5 Series/3400 */ { PCI_DEVICE(0x8086, 0x3b56), .driver_data = AZX_DRIVER_SCH | AZX_DCAPS_INTEL_PCH_NOPM }, -- 1.8.3.2