From: Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx>
Now platform can be replaced to component, let's do it.
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx>
---
sound/soc/soc-generic-dmaengine-pcm.c | 58 ++++++++++++++++++++++-------------
1 file changed, 36 insertions(+), 22 deletions(-)
diff --git a/sound/soc/soc-generic-dmaengine-pcm.c b/sound/soc/soc-generic-dmaengine-pcm.c
index d537864..f24d736 100644
--- a/sound/soc/soc-generic-dmaengine-pcm.c
+++ b/sound/soc/soc-generic-dmaengine-pcm.c
@@ -24,6 +24,8 @@
#include <sound/dmaengine_pcm.h>
+#define DRIVER_NAME "snd_dmaengine_pcm"
+
/*
* The platforms dmaengine driver does not support reporting the amount of
* bytes that are still left to transfer.
@@ -33,13 +35,13 @@
struct dmaengine_pcm {
struct dma_chan *chan[SNDRV_PCM_STREAM_LAST + 1];
const struct snd_dmaengine_pcm_config *config;
- struct snd_soc_platform platform;
+ struct snd_soc_component component;
unsigned int flags;
};
-static struct dmaengine_pcm *soc_platform_to_pcm(struct snd_soc_platform *p)
+static struct dmaengine_pcm *soc_component_to_pcm(struct snd_soc_component *p)
{
- return container_of(p, struct dmaengine_pcm, platform);
+ return container_of(p, struct dmaengine_pcm, component);
}
static struct device *dmaengine_dma_dev(struct dmaengine_pcm *pcm,
@@ -88,7 +90,9 @@ static int dmaengine_pcm_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct dmaengine_pcm *pcm = soc_platform_to_pcm(rtd->platform);
+ struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd,
+ DRIVER_NAME);
+ struct dmaengine_pcm *pcm = soc_component_to_pcm(component);
struct dma_chan *chan = snd_dmaengine_pcm_get_chan(substream);
int (*prepare_slave_config)(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
@@ -119,7 +123,9 @@ static int dmaengine_pcm_hw_params(struct snd_pcm_substream *substream,
static int dmaengine_pcm_set_runtime_hwparams(struct snd_pcm_substream *substream)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct dmaengine_pcm *pcm = soc_platform_to_pcm(rtd->platform);
+ struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd,
+ DRIVER_NAME);
+ struct dmaengine_pcm *pcm = soc_component_to_pcm(component);
struct device *dma_dev = dmaengine_dma_dev(pcm, substream);
struct dma_chan *chan = pcm->chan[substream->stream];
struct snd_dmaengine_dai_dma_data *dma_data;
@@ -206,7 +212,9 @@ static int dmaengine_pcm_set_runtime_hwparams(struct snd_pcm_substream *substrea
static int dmaengine_pcm_open(struct snd_pcm_substream *substream)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct dmaengine_pcm *pcm = soc_platform_to_pcm(rtd->platform);
+ struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd,
+ DRIVER_NAME);
+ struct dmaengine_pcm *pcm = soc_component_to_pcm(component);
struct dma_chan *chan = pcm->chan[substream->stream];
int ret;
@@ -221,7 +229,9 @@ static struct dma_chan *dmaengine_pcm_compat_request_channel(
struct snd_soc_pcm_runtime *rtd,
struct snd_pcm_substream *substream)
{
- struct dmaengine_pcm *pcm = soc_platform_to_pcm(rtd->platform);
+ struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd,
+ DRIVER_NAME);
+ struct dmaengine_pcm *pcm = soc_component_to_pcm(component);
struct snd_dmaengine_dai_dma_data *dma_data;
dma_filter_fn fn = NULL;
@@ -260,9 +270,11 @@ static bool dmaengine_pcm_can_report_residue(struct device *dev,
static int dmaengine_pcm_new(struct snd_soc_pcm_runtime *rtd)
{
- struct dmaengine_pcm *pcm = soc_platform_to_pcm(rtd->platform);
+ struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd,
+ DRIVER_NAME);
+ struct dmaengine_pcm *pcm = soc_component_to_pcm(component);
const struct snd_dmaengine_pcm_config *config = pcm->config;
- struct device *dev = rtd->platform->dev;
+ struct device *dev = component->dev;
struct snd_dmaengine_dai_dma_data *dma_data;
struct snd_pcm_substream *substream;
size_t prealloc_buffer_size;
@@ -296,7 +308,7 @@ static int dmaengine_pcm_new(struct snd_soc_pcm_runtime *rtd)
}
if (!pcm->chan[i]) {
- dev_err(rtd->platform->dev,
+ dev_err(component->dev,
"Missing dma channel for stream: %d\n", i);
return -EINVAL;
}
@@ -320,7 +332,9 @@ static snd_pcm_uframes_t dmaengine_pcm_pointer(
struct snd_pcm_substream *substream)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct dmaengine_pcm *pcm = soc_platform_to_pcm(rtd->platform);
+ struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd,
+ DRIVER_NAME);
+ struct dmaengine_pcm *pcm = soc_component_to_pcm(component);
if (pcm->flags & SND_DMAENGINE_PCM_FLAG_NO_RESIDUE)
return snd_dmaengine_pcm_pointer_no_residue(substream);
@@ -338,10 +352,9 @@ static snd_pcm_uframes_t dmaengine_pcm_pointer(
.pointer = dmaengine_pcm_pointer,
};
-static const struct snd_soc_platform_driver dmaengine_pcm_platform = {
- .component_driver = {
- .probe_order = SND_SOC_COMP_ORDER_LATE,
- },
+static const struct snd_soc_component_driver dmaengine_pcm_component = {
+ .name = DRIVER_NAME,
+ .probe_order = SND_SOC_COMP_ORDER_LATE,
.ops = &dmaengine_pcm_ops,
.pcm_new = dmaengine_pcm_new,
};
@@ -438,8 +451,8 @@ int snd_dmaengine_pcm_register(struct device *dev,
if (ret)
goto err_free_dma;
- ret = snd_soc_add_platform(dev, &pcm->platform,
- &dmaengine_pcm_platform);
+ ret = snd_soc_add_component(dev, &pcm->component,
+ &dmaengine_pcm_component, NULL, 0);
if (ret)
goto err_free_dma;
@@ -461,16 +474,17 @@ int snd_dmaengine_pcm_register(struct device *dev,
*/
void snd_dmaengine_pcm_unregister(struct device *dev)
{
- struct snd_soc_platform *platform;
+ struct snd_soc_component *component;
struct dmaengine_pcm *pcm;
- platform = snd_soc_lookup_platform(dev);
- if (!platform)
+ component = snd_soc_lookup_component(dev, DRIVER_NAME);
+ if (!component)
return;
- pcm = soc_platform_to_pcm(platform);
+ pcm = soc_component_to_pcm(component);
+
+ snd_soc_remove_component(component);
- snd_soc_remove_platform(platform);
dmaengine_pcm_release_chan(pcm);
kfree(pcm);
}
--
1.9.1
