Commit 8842c72a authored by Mark Brown's avatar Mark Brown
Browse files

ASoC: Allow platform drivers to have no ops structure 



Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: default avatarJassi Brar <jassisinghbrar@gmail.com>
Acked-by: default avatarLiam Girdwood <lrg@ti.com>
parent 5357e8f5

sound/soc/soc-core.c

+24 −19
Original line number Diff line number Diff line
@@ -555,7 +555,7 @@ static int soc_pcm_open(struct snd_pcm_substream *substream) 
		}

	}



	if (platform->driver->ops->open) {

	if (platform->driver->ops && platform->driver->ops->open) {

		ret = platform->driver->ops->open(substream);

		if (ret < 0) {

			printk(KERN_ERR "asoc: can't open platform %s\n", platform->name);
@@ -685,7 +685,7 @@ static int soc_pcm_open(struct snd_pcm_substream *substream) 
		codec_dai->driver->ops->shutdown(substream, codec_dai);



codec_dai_err:

	if (platform->driver->ops->close)

	if (platform->driver->ops && platform->driver->ops->close)

		platform->driver->ops->close(substream);



platform_err:
@@ -767,7 +767,7 @@ static int soc_codec_close(struct snd_pcm_substream *substream) 
	if (rtd->dai_link->ops && rtd->dai_link->ops->shutdown)

		rtd->dai_link->ops->shutdown(substream);



	if (platform->driver->ops->close)

	if (platform->driver->ops && platform->driver->ops->close)

		platform->driver->ops->close(substream);

	cpu_dai->runtime = NULL;
@@ -810,7 +810,7 @@ static int soc_pcm_prepare(struct snd_pcm_substream *substream) 
		}

	}



	if (platform->driver->ops->prepare) {

	if (platform->driver->ops && platform->driver->ops->prepare) {

		ret = platform->driver->ops->prepare(substream);

		if (ret < 0) {

			printk(KERN_ERR "asoc: platform prepare error\n");
@@ -899,7 +899,7 @@ static int soc_pcm_hw_params(struct snd_pcm_substream *substream, 
		}

	}



	if (platform->driver->ops->hw_params) {

	if (platform->driver->ops && platform->driver->ops->hw_params) {

		ret = platform->driver->ops->hw_params(substream, params);

		if (ret < 0) {

			printk(KERN_ERR "asoc: platform %s hw params failed\n",
@@ -952,7 +952,7 @@ static int soc_pcm_hw_free(struct snd_pcm_substream *substream) 
		rtd->dai_link->ops->hw_free(substream);



	/* free any DMA resources */

	if (platform->driver->ops->hw_free)

	if (platform->driver->ops && platform->driver->ops->hw_free)

		platform->driver->ops->hw_free(substream);



	/* now free hw params for the DAIs  */
@@ -980,7 +980,7 @@ static int soc_pcm_trigger(struct snd_pcm_substream *substream, int cmd) 
			return ret;

	}



	if (platform->driver->ops->trigger) {

	if (platform->driver->ops && platform->driver->ops->trigger) {

		ret = platform->driver->ops->trigger(substream, cmd);

		if (ret < 0)

			return ret;
@@ -1009,7 +1009,7 @@ static snd_pcm_uframes_t soc_pcm_pointer(struct snd_pcm_substream *substream) 
	snd_pcm_uframes_t offset = 0;

	snd_pcm_sframes_t delay = 0;



	if (platform->driver->ops->pointer)

	if (platform->driver->ops && platform->driver->ops->pointer)

		offset = platform->driver->ops->pointer(substream);



	if (cpu_dai->driver->ops->delay)
@@ -2125,6 +2125,7 @@ static int soc_new_pcm(struct snd_soc_pcm_runtime *rtd, int num) 


	rtd->pcm = pcm;

	pcm->private_data = rtd;

	if (platform->driver->ops) {

		soc_pcm_ops.mmap = platform->driver->ops->mmap;

		soc_pcm_ops.pointer = platform->driver->ops->pointer;

		soc_pcm_ops.ioctl = platform->driver->ops->ioctl;
@@ -2132,6 +2133,7 @@ static int soc_new_pcm(struct snd_soc_pcm_runtime *rtd, int num) 
		soc_pcm_ops.silence = platform->driver->ops->silence;

		soc_pcm_ops.ack = platform->driver->ops->ack;

		soc_pcm_ops.page = platform->driver->ops->page;

	}



	if (playback)

		snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &soc_pcm_ops);
@@ -2139,11 +2141,14 @@ static int soc_new_pcm(struct snd_soc_pcm_runtime *rtd, int num) 
	if (capture)

		snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &soc_pcm_ops);



	ret = platform->driver->pcm_new(rtd->card->snd_card, codec_dai, pcm);

	if (platform->driver->pcm_new) {

		ret = platform->driver->pcm_new(rtd->card->snd_card,

						codec_dai, pcm);

		if (ret < 0) {

		printk(KERN_ERR "asoc: platform pcm constructor failed\n");

			pr_err("asoc: platform pcm constructor failed\n");

			return ret;

		}

	}



	pcm->private_free = platform->driver->pcm_free;

	printk(KERN_INFO "asoc: %s <-> %s mapping ok\n", codec_dai->name,