#define DRV_NAME "sof-audio-component"
/* Create DMA buffer page table for DSP */
-static int create_page_table(struct snd_pcm_substream *substream,
+static int create_page_table(struct snd_soc_component *component,
+ struct snd_pcm_substream *substream,
unsigned char *dma_area, size_t size)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_component *component =
- snd_soc_rtdcom_lookup(rtd, DRV_NAME);
struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(component);
struct snd_sof_pcm *spcm;
struct snd_dma_buffer *dmab = snd_pcm_get_dma_buf(substream);
EXPORT_SYMBOL(snd_sof_pcm_period_elapsed);
/* this may get called several times by oss emulation */
-static int sof_pcm_hw_params(struct snd_pcm_substream *substream,
+static int sof_pcm_hw_params(struct snd_soc_component *component,
+ struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_pcm_runtime *runtime = substream->runtime;
- struct snd_soc_component *component =
- snd_soc_rtdcom_lookup(rtd, DRV_NAME);
struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(component);
struct snd_sof_pcm *spcm;
struct sof_ipc_pcm_params pcm;
* ret == 0 means the buffer is not changed
* so no need to regenerate the page table
*/
- ret = create_page_table(substream, runtime->dma_area,
+ ret = create_page_table(component, substream, runtime->dma_area,
runtime->dma_bytes);
if (ret < 0)
return ret;
return ret;
}
-static int sof_pcm_hw_free(struct snd_pcm_substream *substream)
+static int sof_pcm_hw_free(struct snd_soc_component *component,
+ struct snd_pcm_substream *substream)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_component *component =
- snd_soc_rtdcom_lookup(rtd, DRV_NAME);
struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(component);
struct snd_sof_pcm *spcm;
int ret, err = 0;
return err;
}
-static int sof_pcm_prepare(struct snd_pcm_substream *substream)
+static int sof_pcm_prepare(struct snd_soc_component *component,
+ struct snd_pcm_substream *substream)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_component *component =
- snd_soc_rtdcom_lookup(rtd, DRV_NAME);
struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(component);
struct snd_sof_pcm *spcm;
int ret;
substream->stream);
/* set hw_params */
- ret = sof_pcm_hw_params(substream, &spcm->params[substream->stream]);
+ ret = sof_pcm_hw_params(component,
+ substream, &spcm->params[substream->stream]);
if (ret < 0) {
dev_err(sdev->dev, "error: set pcm hw_params after resume\n");
return ret;
* FE dai link trigger actions are always executed in non-atomic context because
* they involve IPC's.
*/
-static int sof_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
+static int sof_pcm_trigger(struct snd_soc_component *component,
+ struct snd_pcm_substream *substream, int cmd)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_component *component =
- snd_soc_rtdcom_lookup(rtd, DRV_NAME);
struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(component);
struct snd_sof_pcm *spcm;
struct sof_ipc_stream stream;
break;
case SNDRV_PCM_TRIGGER_RESUME:
/* set up hw_params */
- ret = sof_pcm_prepare(substream);
+ ret = sof_pcm_prepare(component, substream);
if (ret < 0) {
dev_err(sdev->dev,
"error: failed to set up hw_params upon resume\n");
return ret;
}
-static snd_pcm_uframes_t sof_pcm_pointer(struct snd_pcm_substream *substream)
+static snd_pcm_uframes_t sof_pcm_pointer(struct snd_soc_component *component,
+ struct snd_pcm_substream *substream)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_component *component =
- snd_soc_rtdcom_lookup(rtd, DRV_NAME);
struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(component);
struct snd_sof_pcm *spcm;
snd_pcm_uframes_t host, dai;
return host;
}
-static int sof_pcm_open(struct snd_pcm_substream *substream)
+#ifdef CONFIG_SND_DMA_SGBUF
+static struct page *sof_pcm_page(struct snd_soc_component *component,
+ struct snd_pcm_substream *substream,
+ unsigned long offset)
+{
+ return snd_pcm_sgbuf_ops_page(substream, offset);
+}
+#else
+#define sof_pcm_page NULL
+#endif /* CONFIG_SND_DMA_SGBUF */
+
+static int sof_pcm_open(struct snd_soc_component *component,
+ struct snd_pcm_substream *substream)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_pcm_runtime *runtime = substream->runtime;
- struct snd_soc_component *component =
- snd_soc_rtdcom_lookup(rtd, DRV_NAME);
struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(component);
struct snd_sof_pcm *spcm;
struct snd_soc_tplg_stream_caps *caps;
return ret;
}
-static int sof_pcm_close(struct snd_pcm_substream *substream)
+static int sof_pcm_close(struct snd_soc_component *component,
+ struct snd_pcm_substream *substream)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_component *component =
- snd_soc_rtdcom_lookup(rtd, DRV_NAME);
struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(component);
struct snd_sof_pcm *spcm;
int err;
return 0;
}
-static struct snd_pcm_ops sof_pcm_ops = {
- .open = sof_pcm_open,
- .close = sof_pcm_close,
- .ioctl = snd_pcm_lib_ioctl,
- .hw_params = sof_pcm_hw_params,
- .prepare = sof_pcm_prepare,
- .hw_free = sof_pcm_hw_free,
- .trigger = sof_pcm_trigger,
- .pointer = sof_pcm_pointer,
- .page = snd_pcm_sgbuf_ops_page,
-};
-
/*
* Pre-allocate playback/capture audio buffer pages.
* no need to explicitly release memory preallocated by sof_pcm_new in pcm_free
* snd_pcm_lib_preallocate_free_for_all() is called by the core.
*/
-static int sof_pcm_new(struct snd_soc_pcm_runtime *rtd)
+static int sof_pcm_new(struct snd_soc_component *component,
+ struct snd_soc_pcm_runtime *rtd)
{
- struct snd_soc_component *component =
- snd_soc_rtdcom_lookup(rtd, DRV_NAME);
struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(component);
struct snd_sof_pcm *spcm;
struct snd_pcm *pcm = rtd->pcm;
pd->name = "sof-audio-component";
pd->probe = sof_pcm_probe;
pd->remove = sof_pcm_remove;
- pd->ops = &sof_pcm_ops;
+ pd->open = sof_pcm_open;
+ pd->close = sof_pcm_close;
+ pd->ioctl = snd_soc_pcm_lib_ioctl;
+ pd->hw_params = sof_pcm_hw_params;
+ pd->prepare = sof_pcm_prepare;
+ pd->hw_free = sof_pcm_hw_free;
+ pd->trigger = sof_pcm_trigger;
+ pd->pointer = sof_pcm_pointer;
+ pd->page = sof_pcm_page;
+
#if IS_ENABLED(CONFIG_SND_SOC_SOF_COMPRESS)
pd->compr_ops = &sof_compressed_ops;
#endif
- pd->pcm_new = sof_pcm_new;
+ pd->pcm_construct = sof_pcm_new;
pd->ignore_machine = drv_name;
pd->be_hw_params_fixup = sof_pcm_dai_link_fixup;
pd->be_pcm_base = SOF_BE_PCM_BASE;