From patchwork Wed Aug 19 08:48:55 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: David Henningsson X-Patchwork-Id: 7036321 Return-Path: X-Original-To: patchwork-alsa-devel@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id C11D89F373 for ; Wed, 19 Aug 2015 08:50:25 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id DE4142084A for ; Wed, 19 Aug 2015 08:50:24 +0000 (UTC) Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) by mail.kernel.org (Postfix) with ESMTP id 47FEE2068A for ; Wed, 19 Aug 2015 08:50:23 +0000 (UTC) Received: by alsa0.perex.cz (Postfix, from userid 1000) id 6CADB265191; Wed, 19 Aug 2015 10:50:22 +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, 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 04139264F52; Wed, 19 Aug 2015 10:49:15 +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 7866A262618; Wed, 19 Aug 2015 10:49:12 +0200 (CEST) Received: from youngberry.canonical.com (youngberry.canonical.com [91.189.89.112]) by alsa0.perex.cz (Postfix) with ESMTP id 2CF0326155E for ; Wed, 19 Aug 2015 10:49:05 +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 1ZRz3P-0002Zx-Q5; Wed, 19 Aug 2015 08:49:03 +0000 From: David Henningsson To: alsa-devel@alsa-project.org, intel-gfx@lists.freedesktop.org, jani.nikula@linux.intel.com, vinod.koul@intel.com, daniel.vetter@intel.com, tiwai@suse.de, libin.yang@intel.com Date: Wed, 19 Aug 2015 10:48:55 +0200 Message-Id: <1439974138-3296-2-git-send-email-david.henningsson@canonical.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1439974138-3296-1-git-send-email-david.henningsson@canonical.com> References: <1439974138-3296-1-git-send-email-david.henningsson@canonical.com> Cc: David Henningsson Subject: [alsa-devel] [PATCH 1/4] drm/i915: Add audio pin sense / 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 callback will be called by the i915 driver to notify the hda driver that its HDMI information needs to be refreshed, i e, that audio output is now available (or unavailable) - usually as a result of a monitor being plugged in (or unplugged). Signed-off-by: David Henningsson Reviewed-by: Jani Nikula --- include/drm/i915_component.h | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/include/drm/i915_component.h b/include/drm/i915_component.h index c9a8b64..ab5bde37 100644 --- a/include/drm/i915_component.h +++ b/include/drm/i915_component.h @@ -34,6 +34,18 @@ struct i915_audio_component { void (*codec_wake_override)(struct device *, bool enable); int (*get_cdclk_freq)(struct device *); } *ops; + + const struct i915_audio_component_audio_ops { + void *audio_ptr; + /** + * Call from i915 driver, notifying the HDA driver that + * pin sense and/or ELD information has changed. + * @audio_ptr: HDA driver object + * @port: Which port has changed (PORTA / PORTB / PORTC etc) + * @port_mst_index: Index within that port, for DisplayPort multistreaming + */ + void (*pin_eld_notify)(void *audio_ptr, int port, int port_mst_index); + } *audio_ops; }; #endif /* _I915_COMPONENT_H_ */