From: Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx>
snd_pcm_ops is no longer needed.
Let's use component driver callback.
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx>
---
sound/soc/fsl/fsl_dma.c | 50 +++++++++++++++++++++++--------------------------
1 file changed, 23 insertions(+), 27 deletions(-)
diff --git a/sound/soc/fsl/fsl_dma.c b/sound/soc/fsl/fsl_dma.c
index e225083..bc8691a 100644
--- a/sound/soc/fsl/fsl_dma.c
+++ b/sound/soc/fsl/fsl_dma.c
@@ -280,7 +280,8 @@ static irqreturn_t fsl_dma_isr(int irq, void *dev_id)
* Regardless of where the memory is actually allocated, since the device can
* technically DMA to any 36-bit address, we do need to set the DMA mask to 36.
*/
-static int fsl_dma_new(struct snd_soc_pcm_runtime *rtd)
+static int fsl_dma_new(struct snd_soc_component *component,
+ struct snd_soc_pcm_runtime *rtd)
{
struct snd_card *card = rtd->card->snd_card;
struct snd_pcm *pcm = rtd->pcm;
@@ -380,11 +381,10 @@ static int fsl_dma_new(struct snd_soc_pcm_runtime *rtd)
* buffer, which is what ALSA expects. We're just dividing it into
* contiguous parts, and creating a link descriptor for each one.
*/
-static int fsl_dma_open(struct snd_pcm_substream *substream)
+static int fsl_dma_open(struct snd_soc_component *component,
+ struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, DRV_NAME);
struct device *dev = component->dev;
struct dma_object *dma =
container_of(component->driver, struct dma_object, dai);
@@ -533,13 +533,12 @@ static int fsl_dma_open(struct snd_pcm_substream *substream)
* and 8 bytes at a time). So we do not support packed 24-bit samples.
* 24-bit data must be padded to 32 bits.
*/
-static int fsl_dma_hw_params(struct snd_pcm_substream *substream,
- struct snd_pcm_hw_params *hw_params)
+static int fsl_dma_hw_params(struct snd_soc_component *component,
+ struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *hw_params)
{
struct snd_pcm_runtime *runtime = substream->runtime;
struct fsl_dma_private *dma_private = runtime->private_data;
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, DRV_NAME);
struct device *dev = component->dev;
/* Number of bits per sample */
@@ -698,12 +697,11 @@ static int fsl_dma_hw_params(struct snd_pcm_substream *substream,
* The base address of the buffer is stored in the source_addr field of the
* first link descriptor.
*/
-static snd_pcm_uframes_t fsl_dma_pointer(struct snd_pcm_substream *substream)
+static snd_pcm_uframes_t fsl_dma_pointer(struct snd_soc_component *component,
+ struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
struct fsl_dma_private *dma_private = runtime->private_data;
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, DRV_NAME);
struct device *dev = component->dev;
struct ccsr_dma_channel __iomem *dma_channel = dma_private->dma_channel;
dma_addr_t position;
@@ -763,7 +761,8 @@ static snd_pcm_uframes_t fsl_dma_pointer(struct snd_pcm_substream *substream)
*
* This function can be called multiple times.
*/
-static int fsl_dma_hw_free(struct snd_pcm_substream *substream)
+static int fsl_dma_hw_free(struct snd_soc_component *component,
+ struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
struct fsl_dma_private *dma_private = runtime->private_data;
@@ -796,12 +795,11 @@ static int fsl_dma_hw_free(struct snd_pcm_substream *substream)
/**
* fsl_dma_close: close the stream.
*/
-static int fsl_dma_close(struct snd_pcm_substream *substream)
+static int fsl_dma_close(struct snd_soc_component *component,
+ struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
struct fsl_dma_private *dma_private = runtime->private_data;
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, DRV_NAME);
struct device *dev = component->dev;
struct dma_object *dma =
container_of(component->driver, struct dma_object, dai);
@@ -824,7 +822,8 @@ static int fsl_dma_close(struct snd_pcm_substream *substream)
/*
* Remove this PCM driver.
*/
-static void fsl_dma_free_dma_buffers(struct snd_pcm *pcm)
+static void fsl_dma_free_dma_buffers(struct snd_soc_component *component,
+ struct snd_pcm *pcm)
{
struct snd_pcm_substream *substream;
unsigned int i;
@@ -872,15 +871,6 @@ static struct device_node *find_ssi_node(struct device_node *dma_channel_np)
return NULL;
}
-static const struct snd_pcm_ops fsl_dma_ops = {
- .open = fsl_dma_open,
- .close = fsl_dma_close,
- .ioctl = snd_pcm_lib_ioctl,
- .hw_params = fsl_dma_hw_params,
- .hw_free = fsl_dma_hw_free,
- .pointer = fsl_dma_pointer,
-};
-
static int fsl_soc_dma_probe(struct platform_device *pdev)
{
struct dma_object *dma;
@@ -913,8 +903,14 @@ static int fsl_soc_dma_probe(struct platform_device *pdev)
dma->dai.name = DRV_NAME;
dma->dai.ops = &fsl_dma_ops;
- dma->dai.pcm_new = fsl_dma_new;
- dma->dai.pcm_free = fsl_dma_free_dma_buffers;
+ dma->dai.open = fsl_dma_open;
+ dma->dai.close = fsl_dma_close;
+ dma->dai.ioctl = snd_soc_pcm_lib_ioctl;
+ dma->dai.hw_params = fsl_dma_hw_params;
+ dma->dai.hw_free = fsl_dma_hw_free;
+ dma->dai.pointer = fsl_dma_pointer;
+ dma->dai.pcm_construct = fsl_dma_new;
+ dma->dai.pcm_destruct = fsl_dma_free_dma_buffers;
/* Store the SSI-specific information that we need */
dma->ssi_stx_phys = res.start + REG_SSI_STX0;
--
2.7.4
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