From patchwork Mon Aug 17 10:39:58 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Yang, Libin" X-Patchwork-Id: 7024361 Return-Path: X-Original-To: patchwork-intel-gfx@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 9BD0EC05AC for ; Mon, 17 Aug 2015 10:50:09 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id D44D3205E4 for ; Mon, 17 Aug 2015 10:50:08 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by mail.kernel.org (Postfix) with ESMTP id 03D26205DA for ; Mon, 17 Aug 2015 10:50:04 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 349716E8E2; Mon, 17 Aug 2015 03:50:03 -0700 (PDT) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by gabe.freedesktop.org (Postfix) with ESMTP id 31F13720EF for ; Mon, 17 Aug 2015 03:50:01 -0700 (PDT) Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga102.fm.intel.com with ESMTP; 17 Aug 2015 03:50:00 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.15,694,1432623600"; d="scan'208";a="785203909" Received: from younglee-grantley.sh.intel.com ([10.239.159.49]) by fmsmga002.fm.intel.com with ESMTP; 17 Aug 2015 03:49:59 -0700 From: libin.yang@intel.com To: alsa-devel@alsa-project.org, tiwai@suse.de, intel-gfx@lists.freedesktop.org, daniel.vetter@ffwll.ch, jani.nikula@linux.intel.com Date: Mon, 17 Aug 2015 18:39:58 +0800 Message-Id: <1439808001-132727-1-git-send-email-libin.yang@intel.com> X-Mailer: git-send-email 1.9.1 Subject: [Intel-gfx] [PATCH v3 1/4] drm/i915: Add audio sync_audio_rate callback X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" X-Spam-Status: No, score=-4.8 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Libin Yang Add the sync_audio_rate callback. With the callback, audio driver can trigger i915 driver to set the proper N/CTS or N/M based on different sample rates. Signed-off-by: Libin Yang --- include/drm/i915_component.h | 1 + 1 file changed, 1 insertion(+) diff --git a/include/drm/i915_component.h b/include/drm/i915_component.h index c9a8b64..aabebcb 100644 --- a/include/drm/i915_component.h +++ b/include/drm/i915_component.h @@ -33,6 +33,7 @@ struct i915_audio_component { void (*put_power)(struct device *); void (*codec_wake_override)(struct device *, bool enable); int (*get_cdclk_freq)(struct device *); + int (*sync_audio_rate)(struct device *, int port, int rate); } *ops; };