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path: root/sound/soc/sprd/sprd-pcm-dma.c
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Diffstat (limited to 'sound/soc/sprd/sprd-pcm-dma.c')
-rw-r--r--sound/soc/sprd/sprd-pcm-dma.c74
1 files changed, 32 insertions, 42 deletions
diff --git a/sound/soc/sprd/sprd-pcm-dma.c b/sound/soc/sprd/sprd-pcm-dma.c
index d38ebbbbf169..da4b8f5f192b 100644
--- a/sound/soc/sprd/sprd-pcm-dma.c
+++ b/sound/soc/sprd/sprd-pcm-dma.c
@@ -46,12 +46,10 @@ static const struct snd_pcm_hardware sprd_pcm_hardware = {
.buffer_bytes_max = 64 * 1024,
};
-static int sprd_pcm_open(struct snd_pcm_substream *substream)
+static int sprd_pcm_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 sprd_pcm_dma_private *dma_private;
int hw_chan = SPRD_PCM_CHANNEL_MAX;
@@ -111,13 +109,11 @@ error:
return ret;
}
-static int sprd_pcm_close(struct snd_pcm_substream *substream)
+static int sprd_pcm_close(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 sprd_pcm_dma_private *dma_private = runtime->private_data;
- struct snd_soc_component *component =
- snd_soc_rtdcom_lookup(rtd, DRV_NAME);
struct device *dev = component->dev;
int size = runtime->hw.periods_max * SPRD_PCM_DMA_LINKLIST_SIZE;
int i;
@@ -157,14 +153,12 @@ static void sprd_pcm_release_dma_channel(struct snd_pcm_substream *substream)
}
}
-static int sprd_pcm_request_dma_channel(struct snd_pcm_substream *substream,
+static int sprd_pcm_request_dma_channel(struct snd_soc_component *component,
+ struct snd_pcm_substream *substream,
int channels)
{
struct snd_pcm_runtime *runtime = substream->runtime;
struct sprd_pcm_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 sprd_pcm_dma_params *dma_params = dma_private->params;
int i;
@@ -190,14 +184,13 @@ static int sprd_pcm_request_dma_channel(struct snd_pcm_substream *substream,
return 0;
}
-static int sprd_pcm_hw_params(struct snd_pcm_substream *substream,
+static int sprd_pcm_hw_params(struct snd_soc_component *component,
+ struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
struct snd_pcm_runtime *runtime = substream->runtime;
struct sprd_pcm_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 sprd_pcm_dma_params *dma_params;
size_t totsize = params_buffer_bytes(params);
size_t period = params_period_bytes(params);
@@ -218,7 +211,8 @@ static int sprd_pcm_hw_params(struct snd_pcm_substream *substream,
if (!dma_private->params) {
dma_private->params = dma_params;
- ret = sprd_pcm_request_dma_channel(substream, channels);
+ ret = sprd_pcm_request_dma_channel(component,
+ substream, channels);
if (ret)
return ret;
}
@@ -313,7 +307,8 @@ sg_err:
return ret;
}
-static int sprd_pcm_hw_free(struct snd_pcm_substream *substream)
+static int sprd_pcm_hw_free(struct snd_soc_component *component,
+ struct snd_pcm_substream *substream)
{
snd_pcm_set_runtime_buffer(substream, NULL);
sprd_pcm_release_dma_channel(substream);
@@ -321,13 +316,11 @@ static int sprd_pcm_hw_free(struct snd_pcm_substream *substream)
return 0;
}
-static int sprd_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
+static int sprd_pcm_trigger(struct snd_soc_component *component,
+ struct snd_pcm_substream *substream, int cmd)
{
struct sprd_pcm_dma_private *dma_private =
substream->runtime->private_data;
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_component *component =
- snd_soc_rtdcom_lookup(rtd, DRV_NAME);
int ret = 0, i;
switch (cmd) {
@@ -387,13 +380,11 @@ static int sprd_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
return ret;
}
-static snd_pcm_uframes_t sprd_pcm_pointer(struct snd_pcm_substream *substream)
+static snd_pcm_uframes_t sprd_pcm_pointer(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 sprd_pcm_dma_private *dma_private = runtime->private_data;
- struct snd_soc_component *component =
- snd_soc_rtdcom_lookup(rtd, DRV_NAME);
int pointer[SPRD_PCM_CHANNEL_MAX];
int bytes_of_pointer = 0, sel_max = 0, i;
snd_pcm_uframes_t x;
@@ -444,7 +435,8 @@ static snd_pcm_uframes_t sprd_pcm_pointer(struct snd_pcm_substream *substream)
return x;
}
-static int sprd_pcm_mmap(struct snd_pcm_substream *substream,
+static int sprd_pcm_mmap(struct snd_soc_component *component,
+ struct snd_pcm_substream *substream,
struct vm_area_struct *vma)
{
struct snd_pcm_runtime *runtime = substream->runtime;
@@ -456,18 +448,8 @@ static int sprd_pcm_mmap(struct snd_pcm_substream *substream,
vma->vm_page_prot);
}
-static struct snd_pcm_ops sprd_pcm_ops = {
- .open = sprd_pcm_open,
- .close = sprd_pcm_close,
- .ioctl = snd_pcm_lib_ioctl,
- .hw_params = sprd_pcm_hw_params,
- .hw_free = sprd_pcm_hw_free,
- .trigger = sprd_pcm_trigger,
- .pointer = sprd_pcm_pointer,
- .mmap = sprd_pcm_mmap,
-};
-
-static int sprd_pcm_new(struct snd_soc_pcm_runtime *rtd)
+static int sprd_pcm_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;
@@ -506,7 +488,8 @@ static int sprd_pcm_new(struct snd_soc_pcm_runtime *rtd)
return 0;
}
-static void sprd_pcm_free(struct snd_pcm *pcm)
+static void sprd_pcm_free(struct snd_soc_component *component,
+ struct snd_pcm *pcm)
{
struct snd_pcm_substream *substream;
int i;
@@ -523,10 +506,17 @@ static void sprd_pcm_free(struct snd_pcm *pcm)
static const struct snd_soc_component_driver sprd_soc_component = {
.name = DRV_NAME,
- .ops = &sprd_pcm_ops,
+ .open = sprd_pcm_open,
+ .close = sprd_pcm_close,
+ .ioctl = snd_soc_pcm_lib_ioctl,
+ .hw_params = sprd_pcm_hw_params,
+ .hw_free = sprd_pcm_hw_free,
+ .trigger = sprd_pcm_trigger,
+ .pointer = sprd_pcm_pointer,
+ .mmap = sprd_pcm_mmap,
+ .pcm_construct = sprd_pcm_new,
+ .pcm_destruct = sprd_pcm_free,
.compr_ops = &sprd_platform_compr_ops,
- .pcm_new = sprd_pcm_new,
- .pcm_free = sprd_pcm_free,
};
static int sprd_soc_platform_probe(struct platform_device *pdev)
generated by cgit (git 2.34.1) at 2024-05-08 20:56:34 +0000