diff options
-rw-r--r-- | drivers/slimbus/core.c | 5 | ||||
-rw-r--r-- | drivers/soc/qcom/apr.c | 65 | ||||
-rw-r--r-- | sound/soc/qcom/apq8096.c | 53 | ||||
-rw-r--r-- | sound/soc/qcom/common.c | 1 |
4 files changed, 119 insertions, 5 deletions
diff --git a/drivers/slimbus/core.c b/drivers/slimbus/core.c index b2f07d2043eb..526e3215d8fe 100644 --- a/drivers/slimbus/core.c +++ b/drivers/slimbus/core.c @@ -98,11 +98,6 @@ static int slim_device_remove(struct device *dev) static int slim_device_uevent(struct device *dev, struct kobj_uevent_env *env) { struct slim_device *sbdev = to_slim_device(dev); - int ret; - - ret = of_device_uevent_modalias(dev, env); - if (ret != -ENODEV) - return ret; return add_uevent_var(env, "MODALIAS=slim:%s", dev_name(&sbdev->dev)); } diff --git a/drivers/soc/qcom/apr.c b/drivers/soc/qcom/apr.c index 74f8b9607daa..c033e15b2de4 100644 --- a/drivers/soc/qcom/apr.c +++ b/drivers/soc/qcom/apr.c @@ -8,6 +8,7 @@ #include <linux/spinlock.h> #include <linux/idr.h> #include <linux/slab.h> +#include <linux/workqueue.h> #include <linux/of_device.h> #include <linux/soc/qcom/apr.h> #include <linux/rpmsg.h> @@ -17,8 +18,18 @@ struct apr { struct rpmsg_endpoint *ch; struct device *dev; spinlock_t svcs_lock; + spinlock_t rx_lock; struct idr svcs_idr; int dest_domain_id; + struct workqueue_struct *rxwq; + struct work_struct rx_work; + struct list_head rx_list; +}; + +struct apr_rx_buf { + struct list_head node; + int len; + uint8_t buf[]; }; /** @@ -62,6 +73,36 @@ static int apr_callback(struct rpmsg_device *rpdev, void *buf, int len, void *priv, u32 addr) { struct apr *apr = dev_get_drvdata(&rpdev->dev); + struct apr_rx_buf *abuf; + unsigned long flags; + + if (len <= APR_HDR_SIZE) { + dev_err(apr->dev, "APR: Improper apr pkt received:%p %d\n", + buf, len); + return -EINVAL; + } + + abuf = kzalloc(sizeof(*abuf) + len, GFP_ATOMIC); + if (!abuf) + return -ENOMEM; + + abuf->len = len; + memcpy(abuf->buf, buf, len); + + spin_lock_irqsave(&apr->rx_lock, flags); + list_add_tail(&abuf->node, &apr->rx_list); + spin_unlock_irqrestore(&apr->rx_lock, flags); + + queue_work(apr->rxwq, &apr->rx_work); + + return 0; +} + + +static int apr_do_rx_callback(struct apr *apr, struct apr_rx_buf *abuf) +{ + void *buf = abuf->buf; + int len = abuf->len; uint16_t hdr_size, msg_type, ver, svc_id; struct apr_device *svc = NULL; struct apr_driver *adrv = NULL; @@ -132,6 +173,19 @@ static int apr_callback(struct rpmsg_device *rpdev, void *buf, return 0; } +static void apr_rxwq(struct work_struct *work) { + struct apr *apr = container_of(work, struct apr, rx_work); + struct apr_rx_buf *abuf, *b; + + if (!list_empty(&apr->rx_list)) { + list_for_each_entry_safe(abuf, b, &apr->rx_list, node) { + apr_do_rx_callback(apr, abuf); + list_del(&abuf->node); + kfree(abuf); + } + } +} + static int apr_device_match(struct device *dev, struct device_driver *drv) { struct apr_device *adev = to_apr_device(dev); @@ -285,6 +339,14 @@ static int apr_probe(struct rpmsg_device *rpdev) dev_set_drvdata(dev, apr); apr->ch = rpdev->ept; apr->dev = dev; + apr->rxwq = create_singlethread_workqueue("qcom_apr_rx"); + if (!apr->rxwq) { + dev_err(apr->dev, "Failed to start Rx WQ\n"); + return -ENOMEM; + } + INIT_WORK(&apr->rx_work, apr_rxwq); + INIT_LIST_HEAD(&apr->rx_list); + spin_lock_init(&apr->rx_lock); spin_lock_init(&apr->svcs_lock); idr_init(&apr->svcs_idr); of_register_apr_devices(dev); @@ -303,6 +365,9 @@ static int apr_remove_device(struct device *dev, void *null) static void apr_remove(struct rpmsg_device *rpdev) { + struct apr *apr = dev_get_drvdata(&rpdev->dev); + + destroy_workqueue(apr->rxwq); device_for_each_child(&rpdev->dev, NULL, apr_remove_device); } diff --git a/sound/soc/qcom/apq8096.c b/sound/soc/qcom/apq8096.c index 94363fd6846a..2bc43618dcc2 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) { @@ -67,6 +74,7 @@ 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 @@ -79,6 +87,8 @@ 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); @@ -86,6 +96,38 @@ 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; } @@ -105,6 +147,7 @@ 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; @@ -113,8 +156,15 @@ 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"); @@ -132,16 +182,19 @@ err_card_register: 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; } diff --git a/sound/soc/qcom/common.c b/sound/soc/qcom/common.c index 5661025e8cec..231e10b7bb5d 100644 --- a/sound/soc/qcom/common.c +++ b/sound/soc/qcom/common.c @@ -90,6 +90,7 @@ int qcom_snd_parse_of(struct snd_soc_card *card) link->dynamic = 1; } + link->nonatomic = 1; link->ignore_suspend = 1; ret = of_property_read_string(np, "link-name", &link->name); if (ret) { |