From: Srinivas Kandagatla srinivas.kandagatla@linaro.org
Signed-off-by: Srinivas Kandagatla srinivas.kandagatla@linaro.org --- sound/soc/qcom/apq8096.c | 53 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 53 insertions(+)
diff --git a/sound/soc/qcom/apq8096.c b/sound/soc/qcom/apq8096.c index 66a28c2..daad43f 100644 --- a/sound/soc/qcom/apq8096.c +++ b/sound/soc/qcom/apq8096.c @@ -5,14 +5,21 @@ #include <linux/platform_device.h> #include <linux/of_device.h> #include <sound/soc.h> +#include <sound/jack.h> #include <sound/soc-dapm.h> #include <sound/pcm.h> +#include <uapi/linux/input-event-codes.h> #include "common.h"
#define SLIM_MAX_TX_PORTS 16 #define SLIM_MAX_RX_PORTS 16 #define WCD9335_DEFAULT_MCLK_RATE 9600000
+struct apq8096_card_data { + struct snd_soc_jack jack; + bool jack_setup; +}; + static int apq8096_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd, struct snd_pcm_hw_params *params) { @@ -68,6 +75,7 @@ static struct snd_soc_ops apq8096_ops = { static int apq8096_init(struct snd_soc_pcm_runtime *rtd) { struct snd_soc_dai *codec_dai = rtd->codec_dai; + struct apq8096_card_data *data = snd_soc_card_get_drvdata(rtd->card);
/* * Codec SLIMBUS configuration @@ -80,6 +88,8 @@ static int apq8096_init(struct snd_soc_pcm_runtime *rtd) unsigned int tx_ch[SLIM_MAX_TX_PORTS] = {128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143}; + struct snd_soc_card *card = rtd->card; + int rval;
snd_soc_dai_set_channel_map(codec_dai, ARRAY_SIZE(tx_ch), tx_ch, ARRAY_SIZE(rx_ch), rx_ch); @@ -87,6 +97,38 @@ static int apq8096_init(struct snd_soc_pcm_runtime *rtd) snd_soc_dai_set_sysclk(codec_dai, 0, WCD9335_DEFAULT_MCLK_RATE, SNDRV_PCM_STREAM_PLAYBACK);
+ if (!data->jack_setup) { + struct snd_jack *jack; + + rval = snd_soc_card_jack_new(card, "Headset Jack", + SND_JACK_HEADSET | + SND_JACK_HEADPHONE | + SND_JACK_BTN_0 | SND_JACK_BTN_1 | + SND_JACK_BTN_2 | SND_JACK_BTN_3 | + SND_JACK_BTN_4, + &data->jack, NULL, 0); + + if (rval < 0) { + dev_err(card->dev, "Unable to add Headphone Jack\n"); + return rval; + } + + jack = data->jack.jack; + + snd_jack_set_key(jack, SND_JACK_BTN_0, KEY_PLAYPAUSE); + snd_jack_set_key(jack, SND_JACK_BTN_1, KEY_VOICECOMMAND); + snd_jack_set_key(jack, SND_JACK_BTN_2, KEY_VOLUMEUP); + snd_jack_set_key(jack, SND_JACK_BTN_3, KEY_VOLUMEDOWN); + data->jack_setup = true; + } + + rval = snd_soc_component_set_jack(codec_dai->component, + &data->jack, NULL); + if (rval != 0 && rval != -ENOTSUPP) { + dev_warn(card->dev, "Failed to set jack: %d\n", rval); + return rval; + } + return 0; }
@@ -107,6 +149,7 @@ static void apq8096_add_be_ops(struct snd_soc_card *card)
static int apq8096_platform_probe(struct platform_device *pdev) { + struct apq8096_card_data *data; struct snd_soc_card *card; struct device *dev = &pdev->dev; int ret; @@ -115,8 +158,15 @@ static int apq8096_platform_probe(struct platform_device *pdev) if (!card) return -ENOMEM;
+ data = kzalloc(sizeof(*data), GFP_KERNEL); + if (!data) { + kfree(card); + return -ENOMEM; + } + card->dev = dev; dev_set_drvdata(dev, card); + snd_soc_card_set_drvdata(card, data); ret = qcom_snd_parse_of(card); if (ret) { dev_err(dev, "Error parsing OF data\n"); @@ -134,16 +184,19 @@ static int apq8096_platform_probe(struct platform_device *pdev) kfree(card->dai_link); err: kfree(card); + kfree(data); return ret; }
static int apq8096_platform_remove(struct platform_device *pdev) { struct snd_soc_card *card = dev_get_drvdata(&pdev->dev); + struct apq8096_card_data *data = snd_soc_card_get_drvdata(card);
snd_soc_unregister_card(card); kfree(card->dai_link); kfree(card); + kfree(data);
return 0; }