Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752889Ab2FLXgK (ORCPT ); Tue, 12 Jun 2012 19:36:10 -0400 Received: from mga02.intel.com ([134.134.136.20]:51802 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751250Ab2FLXgJ (ORCPT ); Tue, 12 Jun 2012 19:36:09 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.67,352,1309762800"; d="scan'208";a="152204280" From: Seth Heasley To: Takashi Iwai , Jaroslav Kysela , David Henningsson Cc: alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org, James Ralston , Seth Heasley Subject: [PATCH 1/1] hda_intel: switch Intel chipsets to COMBO position_fix Date: Tue, 12 Jun 2012 16:30:00 -0700 Message-Id: <1339543800-10834-1-git-send-email-seth.heasley@intel.com> X-Mailer: git-send-email 1.7.4.4 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2244 Lines: 61 This patch implements the COMBO position_fix for recent Intel client chipsets. Signed-off-by: Seth Heasley --- sound/pci/hda/hda_intel.c | 11 ++++++++--- 1 files changed, 8 insertions(+), 3 deletions(-) diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c index 2b6392b..466a88c 100644 --- a/sound/pci/hda/hda_intel.c +++ b/sound/pci/hda/hda_intel.c @@ -535,6 +535,7 @@ enum { #define AZX_DCAPS_BUFSIZE (1 << 21) /* no buffer size alignment */ #define AZX_DCAPS_ALIGN_BUFSIZE (1 << 22) /* buffer size alignment */ #define AZX_DCAPS_4K_BDLE_BOUNDARY (1 << 23) /* BDLE in 4k boundary */ +#define AZX_DCAPS_POSFIX_COMBO (1 << 24) /* Use COMBO as default */ /* quirks for ATI SB / AMD Hudson */ #define AZX_DCAPS_PRESET_ATI_SB \ @@ -2728,6 +2729,10 @@ static int __devinit check_position_fix(struct azx *chip, int fix) snd_printd(SFX "Using LPIB position fix\n"); return POS_FIX_LPIB; } + if (chip->driver_caps & AZX_DCAPS_POSFIX_COMBO) { + snd_printd(SFX "Using COMBO position fix\n"); + return POS_FIX_COMBO; + } return POS_FIX_AUTO; } @@ -3240,7 +3245,7 @@ static DEFINE_PCI_DEVICE_TABLE(azx_ids) = { /* CPT */ { PCI_DEVICE(0x8086, 0x1c20), .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_SCH_SNOOP | - AZX_DCAPS_BUFSIZE }, + AZX_DCAPS_BUFSIZE | AZX_DCAPS_POSFIX_COMBO }, /* PBG */ { PCI_DEVICE(0x8086, 0x1d20), .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_SCH_SNOOP | @@ -3248,11 +3253,11 @@ static DEFINE_PCI_DEVICE_TABLE(azx_ids) = { /* Panther Point */ { PCI_DEVICE(0x8086, 0x1e20), .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_SCH_SNOOP | - AZX_DCAPS_BUFSIZE}, + AZX_DCAPS_BUFSIZE | AZX_DCAPS_POSFIX_COMBO }, /* Lynx Point */ { PCI_DEVICE(0x8086, 0x8c20), .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_SCH_SNOOP | - AZX_DCAPS_BUFSIZE}, + AZX_DCAPS_BUFSIZE | AZX_DCAPS_POSFIX_COMBO }, /* SCH */ { PCI_DEVICE(0x8086, 0x811b), .driver_data = AZX_DRIVER_SCH | AZX_DCAPS_SCH_SNOOP | -- 1.7.4.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/