From patchwork Fri Aug 28 17:02:29 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: David Henningsson X-Patchwork-Id: 7092721 Return-Path: X-Original-To: patchwork-alsa-devel@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 9EF0FBEEC1 for ; Fri, 28 Aug 2015 17:04:20 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id C49762099C for ; Fri, 28 Aug 2015 17:04:19 +0000 (UTC) Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) by mail.kernel.org (Postfix) with ESMTP id 7EA4020998 for ; Fri, 28 Aug 2015 17:04:18 +0000 (UTC) Received: by alsa0.perex.cz (Postfix, from userid 1000) id A0F37266178; Fri, 28 Aug 2015 19:04:17 +0200 (CEST) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Spam-Level: X-Spam-Status: No, score=-2.6 required=5.0 tests=BAYES_00,NO_DNS_FOR_FROM, RCVD_IN_DNSWL_LOW, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 Received: from alsa0.perex.cz (localhost [IPv6:::1]) by alsa0.perex.cz (Postfix) with ESMTP id 30046265E1C; Fri, 28 Aug 2015 19:02:47 +0200 (CEST) X-Original-To: alsa-devel@alsa-project.org Delivered-To: alsa-devel@alsa-project.org Received: by alsa0.perex.cz (Postfix, from userid 1000) id 5EA9D265E1A; Fri, 28 Aug 2015 19:02:45 +0200 (CEST) Received: from youngberry.canonical.com (youngberry.canonical.com [91.189.89.112]) by alsa0.perex.cz (Postfix) with ESMTP id 538B52605D9 for ; Fri, 28 Aug 2015 19:02:35 +0200 (CEST) Received: from 1.general.diwic.uk.vpn ([10.172.196.28] helo=localhost.localdomain) by youngberry.canonical.com with esmtpsa (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.76) (envelope-from ) id 1ZVN2x-0003kj-24; Fri, 28 Aug 2015 17:02:35 +0000 From: David Henningsson To: tiwai@suse.de, alsa-devel@alsa-project.org, intel-gfx@lists.freedesktop.org, jani.nikula@linux.intel.com, libin.yang@intel.com, daniel.vetter@intel.com Date: Fri, 28 Aug 2015 19:02:29 +0200 Message-Id: <1440781350-12053-4-git-send-email-david.henningsson@canonical.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1440781350-12053-1-git-send-email-david.henningsson@canonical.com> References: <1440781350-12053-1-git-send-email-david.henningsson@canonical.com> Cc: David Henningsson Subject: [alsa-devel] [PATCH 3/4] ALSA: hda - allow codecs to access the i915 pin/ELD callback X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org X-Virus-Scanned: ClamAV using ClamSMTP This lets the interested codec be notified when an i915 pin/ELD event happens. Reviewed-by: Takashi Iwai Signed-off-by: David Henningsson --- include/sound/hda_i915.h | 7 +++++++ sound/hda/hdac_i915.c | 10 ++++++++++ 2 files changed, 17 insertions(+) diff --git a/include/sound/hda_i915.h b/include/sound/hda_i915.h index adb5ba5..a0a1d67 100644 --- a/include/sound/hda_i915.h +++ b/include/sound/hda_i915.h @@ -4,12 +4,15 @@ #ifndef __SOUND_HDA_I915_H #define __SOUND_HDA_I915_H +#include + #ifdef CONFIG_SND_HDA_I915 int snd_hdac_set_codec_wakeup(struct hdac_bus *bus, bool enable); int snd_hdac_display_power(struct hdac_bus *bus, bool enable); int snd_hdac_get_display_clk(struct hdac_bus *bus); int snd_hdac_i915_init(struct hdac_bus *bus); int snd_hdac_i915_exit(struct hdac_bus *bus); +int snd_hdac_i915_register_notifier(const struct i915_audio_component_audio_ops *); #else static int snd_hdac_set_codec_wakeup(struct hdac_bus *bus, bool enable) { @@ -31,6 +34,10 @@ static inline int snd_hdac_i915_exit(struct hdac_bus *bus) { return 0; } +static inline int snd_hdac_i915_register_notifier(const struct i915_audio_component_audio_ops *) +{ + return -ENODEV; +} #endif #endif /* __SOUND_HDA_I915_H */ diff --git a/sound/hda/hdac_i915.c b/sound/hda/hdac_i915.c index 5676b84..55c3df4 100644 --- a/sound/hda/hdac_i915.c +++ b/sound/hda/hdac_i915.c @@ -134,6 +134,16 @@ static int hdac_component_master_match(struct device *dev, void *data) return !strcmp(dev->driver->name, "i915"); } +int snd_hdac_i915_register_notifier(const struct i915_audio_component_audio_ops *aops) +{ + if (WARN_ON(!hdac_acomp)) + return -ENODEV; + + hdac_acomp->audio_ops = aops; + return 0; +} +EXPORT_SYMBOL_GPL(snd_hdac_i915_register_notifier); + int snd_hdac_i915_init(struct hdac_bus *bus) { struct component_match *match = NULL;