[PATCH v2 4/4] ASoC: rockchip_max98090: Add HDMI jack support - Cheng-Yi Chiang

From: Cheng-Yi Chiang <cychiang@chromium.org>
To: linux-kernel@vger.kernel.org
Cc: Hans Verkuil <hverkuil@xs4all.nl>,
	Mark Brown <broonie@kernel.org>,
	Liam Girdwood <lgirdwood@gmail.com>,
	Takashi Iwai <tiwai@suse.com>, Jaroslav Kysela <perex@perex.cz>,
	Russell King <rmk+kernel@armlinux.org.uk>,
	Andrzej Hajda <a.hajda@samsung.com>,
	Laurent Pinchart <Laurent.pinchart@ideasonboard.com>,
	David Airlie <airlied@linux.ie>, Daniel Vetter <daniel@ffwll.ch>,
	Heiko Stuebner <heiko@sntech.de>,
	dianders@chromium.org, dgreid@chromium.org, tzungbi@chromium.org,
	alsa-devel@alsa-project.org, dri-devel@lists.freedesktop.org,
	linux-arm-kernel@lists.infradead.org,
	linux-rockchip@lists.infradead.org,
	Cheng-Yi Chiang <cychiang@chromium.org>
Subject: [PATCH v2 4/4] ASoC: rockchip_max98090: Add HDMI jack support
Date: Wed, 10 Jul 2019 15:07:51 +0800	[thread overview]
Message-ID: <20190710070751.260061-5-cychiang@chromium.org> (raw)
In-Reply-To: <20190710070751.260061-1-cychiang@chromium.org>

In machine driver, create a jack and let hdmi-codec report jack status.

Signed-off-by: Cheng-Yi Chiang <cychiang@chromium.org>
---
 sound/soc/rockchip/rockchip_max98090.c | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/sound/soc/rockchip/rockchip_max98090.c b/sound/soc/rockchip/rockchip_max98090.c
index 3617012692ea..177c8a7ec8de 100644
--- a/sound/soc/rockchip/rockchip_max98090.c
+++ b/sound/soc/rockchip/rockchip_max98090.c
@@ -15,6 +15,7 @@
 #include <sound/pcm.h>
 #include <sound/pcm_params.h>
 #include <sound/soc.h>
+#include <sound/hdmi-codec.h>
 
 #include "rockchip_i2s.h"
 #include "../codecs/ts3a227e.h"
@@ -133,6 +134,25 @@ enum {
 	DAILINK_HDMI,
 };
 
+static struct snd_soc_jack rk_hdmi_jack;
+
+static int rk_hdmi_init(struct snd_soc_pcm_runtime *runtime)
+{
+	struct snd_soc_card *card = runtime->card;
+	struct snd_soc_component *component = runtime->codec_dai->component;
+	int ret;
+
+	/* enable jack detection */
+	ret = snd_soc_card_jack_new(card, "HDMI Jack", SND_JACK_LINEOUT,
+				    &rk_hdmi_jack, NULL, 0);
+	if (ret) {
+		dev_err(card->dev, "Can't new HDMI Jack %d\n", ret);
+		return ret;
+	}
+
+	return hdmi_codec_set_jack_detect(component, &rk_hdmi_jack);
+}
+
 /* max98090 and HDMI codec dai_link */
 static struct snd_soc_dai_link rk_dailinks[] = {
 	[DAILINK_MAX98090] = {
@@ -150,6 +170,7 @@ static struct snd_soc_dai_link rk_dailinks[] = {
 		.ops = &rk_aif1_ops,
 		.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
 			SND_SOC_DAIFMT_CBS_CFS,
+		.init = rk_hdmi_init,
 		SND_SOC_DAILINK_REG(hdmi),
 	}
 };
-- 
2.22.0.410.gd8fdbe21b5-goog

