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Commit 4bb09523 authored by Takashi Iwai's avatar Takashi Iwai Committed by Jaroslav Kysela
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[ALSA] soc - Use global workqueue 



Use global workqueue for simplicity instead of own workqueue
in SoC core and wm8750 codes.

Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
Signed-off-by: default avatarJaroslav Kysela <perex@suse.cz>
parent 4014c38b

sound/soc/codecs/wm8750.c

+3 −11
Original line number Diff line number Diff line
@@ -51,7 +51,6 @@ 
#define warn(format, arg...) \

	printk(KERN_WARNING AUDIO_NAME ": " format "\n" , ## arg)



static struct workqueue_struct *wm8750_workq = NULL;

static struct work_struct wm8750_dapm_work;



/*
@@ -1039,7 +1038,7 @@ static int wm8750_resume(struct platform_device *pdev) 
	if (codec->suspend_dapm_state == SNDRV_CTL_POWER_D0) {

		wm8750_dapm_event(codec, SNDRV_CTL_POWER_D2);

		codec->dapm_state = SNDRV_CTL_POWER_D0;

		queue_delayed_work(wm8750_workq, &wm8750_dapm_work,

		schedule_delayed_work(&wm8750_dapm_work,

			 msecs_to_jiffies(1000));

	}
@@ -1084,8 +1083,7 @@ static int wm8750_init(struct snd_soc_device *socdev) 
	/* charge output caps */

	wm8750_dapm_event(codec, SNDRV_CTL_POWER_D2);

	codec->dapm_state = SNDRV_CTL_POWER_D3hot;

	queue_delayed_work(wm8750_workq, &wm8750_dapm_work,

		msecs_to_jiffies(1000));

	schedule_delayed_work(&wm8750_dapm_work, msecs_to_jiffies(1000));



	/* set the update bits */

	reg = wm8750_read_reg_cache(codec, WM8750_LDAC);
@@ -1228,11 +1226,6 @@ static int wm8750_probe(struct platform_device *pdev) 
	INIT_LIST_HEAD(&codec->dapm_paths);

	wm8750_socdev = socdev;

	INIT_WORK(&wm8750_dapm_work, wm8750_work, codec);

	wm8750_workq = create_workqueue("wm8750");

	if (wm8750_workq == NULL) {

		kfree(codec);

		return -ENOMEM;

	}

#if defined (CONFIG_I2C) || defined (CONFIG_I2C_MODULE)

	if (setup->i2c_address) {

		normal_i2c[0] = setup->i2c_address;
@@ -1256,8 +1249,7 @@ static int wm8750_remove(struct platform_device *pdev) 


	if (codec->control_data)

		wm8750_dapm_event(codec, SNDRV_CTL_POWER_D3cold);

	if (wm8750_workq)

		destroy_workqueue(wm8750_workq);

	flush_scheduled_work();

	snd_soc_free_pcms(socdev);

	snd_soc_dapm_free(socdev);

#if defined (CONFIG_I2C) || defined (CONFIG_I2C_MODULE)

sound/soc/soc-core.c

+2 −13
Original line number Diff line number Diff line
@@ -59,7 +59,6 @@ 


static DEFINE_MUTEX(pcm_mutex);

static DEFINE_MUTEX(io_mutex);

static struct workqueue_struct *soc_workq;

static DECLARE_WAIT_QUEUE_HEAD(soc_pm_waitq);



/* supported sample rates */
@@ -810,7 +809,7 @@ static int soc_codec_close(struct snd_pcm_substream *substream) 
	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {

		/* start delayed pop wq here for playback streams */

		rtd->codec_dai->pop_wait = 1;

		queue_delayed_work(soc_workq, &socdev->delayed_work,

		schedule_delayed_work(&socdev->delayed_work,

			msecs_to_jiffies(pmdown_time));

	} else {

		/* capture streams can be powered down now */
@@ -1102,7 +1101,7 @@ static int soc_suspend(struct platform_device *pdev, pm_message_t state) 
	}



	/* close any waiting streams and save state */

	flush_workqueue(soc_workq);

	flush_scheduled_work();

	codec->suspend_dapm_state = codec->dapm_state;



	for(i = 0; i < codec->num_dai; i++) {
@@ -1227,16 +1226,9 @@ static int soc_probe(struct platform_device *pdev) 
	}



	/* DAPM stream work */

	soc_workq = create_workqueue("kdapm");

	if (soc_workq == NULL)

		goto work_err;

	INIT_DELAYED_WORK(&socdev->delayed_work, close_delayed_work);

	return 0;



work_err:

	if (platform->remove)

		platform->remove(pdev);



platform_err:

	if (codec_dev->remove)

		codec_dev->remove(pdev);
@@ -1263,9 +1255,6 @@ static int soc_remove(struct platform_device *pdev) 
	struct snd_soc_platform *platform = socdev->platform;

	struct snd_soc_codec_device *codec_dev = socdev->codec_dev;



	if (soc_workq)

		destroy_workqueue(soc_workq);



	if (platform->remove)

		platform->remove(pdev);