From patchwork Thu Jul 23 15:26:19 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: David Henningsson X-Patchwork-Id: 6854331 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 36A19C05AC for ; Thu, 23 Jul 2015 15:29:29 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 6774820780 for ; Thu, 23 Jul 2015 15:29:28 +0000 (UTC) Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) by mail.kernel.org (Postfix) with ESMTP id 934B92077A for ; Thu, 23 Jul 2015 15:29:22 +0000 (UTC) Received: by alsa0.perex.cz (Postfix, from userid 1000) id ACE29265A21; Thu, 23 Jul 2015 17:29:20 +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=-1.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_NONE, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 Received: from alsa0.perex.cz (localhost [IPv6:::1]) by alsa0.perex.cz (Postfix) with ESMTP id 90B16261586; Thu, 23 Jul 2015 17:27:09 +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 A0371265867; Thu, 23 Jul 2015 17:27:07 +0200 (CEST) Received: from youngberry.canonical.com (youngberry.canonical.com [91.189.89.112]) by alsa0.perex.cz (Postfix) with ESMTP id D9B64265831 for ; Thu, 23 Jul 2015 17:26:29 +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 1ZIIOB-00026y-W7; Thu, 23 Jul 2015 15:26:28 +0000 From: David Henningsson To: vinod.koul@intel.com, jani.nikula@linux.intel.com, daniel.vetter@intel.com, tiwai@suse.de, intel-gfx@lists.freedesktop.org, alsa-devel@alsa-project.org Date: Thu, 23 Jul 2015 17:26:19 +0200 Message-Id: <1437665179-9786-5-git-send-email-david.henningsson@canonical.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1437665179-9786-1-git-send-email-david.henningsson@canonical.com> References: <1437665179-9786-1-git-send-email-david.henningsson@canonical.com> Cc: David Henningsson Subject: [alsa-devel] [PATCH 4/4] ALSA: hda - Wake the codec up on hotplug notify events 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 Whenever there is an event from the i915 driver, wake the codec and recheck plug/unplug + ELD status. This fixes the issue with lost unsol events in power save mode, the codec and controller can now sleep in D3 and still know when the HDMI monitor has been connected. Signed-off-by: David Henningsson --- sound/pci/hda/patch_hdmi.c | 13 ++++++++++++- 1 file changed, 12 insertions(+), 1 deletion(-) diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c index 2f24338..6cc1524 100644 --- a/sound/pci/hda/patch_hdmi.c +++ b/sound/pci/hda/patch_hdmi.c @@ -2316,6 +2316,15 @@ static void haswell_set_power_state(struct hda_codec *codec, hda_nid_t fg, snd_hda_codec_set_power_to_all(codec, fg, power_state); } +static void intel_hotplug_notify(struct hdac_device *dev, int port, + int port_mst_index) +{ + struct hda_codec *codec = container_of(dev, struct hda_codec, core); + int pin_nid = is_valleyview(codec) ? 0x03 : port + 0x04; + + check_presence_and_report(codec, pin_nid); +} + static int patch_generic_hdmi(struct hda_codec *codec) { struct hdmi_spec *spec; @@ -2342,8 +2351,10 @@ static int patch_generic_hdmi(struct hda_codec *codec) if (is_valleyview_plus(codec) || is_skylake(codec)) codec->core.link_power_control = 1; - if (is_haswell_plus(codec) || is_valleyview_plus(codec)) + if (is_haswell_plus(codec) || is_valleyview_plus(codec)) { codec->depop_delay = 0; + codec->core.i915_hotplug_notify = intel_hotplug_notify; + } if (hdmi_parse_codec(codec) < 0) { codec->spec = NULL;