Rename the public DMA exports into the global name space so that the DMA code
can be built as a module.
Signed-off-by: Jon Smirl <jonsm...@gmail.com>
---
sound/soc/fsl/mpc5200_dma.c | 18 ++++++++++++------
sound/soc/fsl/mpc5200_dma.h | 10 +++++-----
sound/soc/fsl/mpc5200_psc_i2s.c | 14 +++++++-------
3 files changed, 24 insertions(+), 18 deletions(-)
diff --git a/sound/soc/fsl/mpc5200_dma.c b/sound/soc/fsl/mpc5200_dma.c
index c82ef75..df73755 100644
--- a/sound/soc/fsl/mpc5200_dma.c
+++ b/sound/soc/fsl/mpc5200_dma.c
@@ -113,7 +113,7 @@ static irqreturn_t psc_dma_bcom_irq(int irq, void
*_psc_dma_stream)
* If this is the first stream open, then grab the IRQ and program most of
* the PSC registers.
*/
-int psc_dma_startup(struct snd_pcm_substream *substream,
+int mpc5200_dma_startup(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
@@ -145,13 +145,16 @@ int psc_dma_startup(struct snd_pcm_substream *substream,
return 0;
}
+EXPORT_SYMBOL_GPL(mpc5200_dma_startup);
-int psc_dma_hw_free(struct snd_pcm_substream *substream,
+int mpc5200_dma_hw_free(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai)
{
snd_pcm_set_runtime_buffer(substream, NULL);
return 0;
}
+EXPORT_SYMBOL_GPL(mpc5200_dma_hw_free);
+
/**
* psc_dma_trigger: start and stop the DMA transfer.
@@ -159,7 +162,7 @@ int psc_dma_hw_free(struct snd_pcm_substream *substream,
* This function is called by ALSA to start, stop, pause, and resume the DMA
* transfer of data.
*/
-int psc_dma_trigger(struct snd_pcm_substream *substream, int cmd,
+int mpc5200_dma_trigger(struct snd_pcm_substream *substream, int cmd,
struct snd_soc_dai *dai)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
@@ -269,13 +272,15 @@ int psc_dma_trigger(struct snd_pcm_substream *substream,
int cmd,
return 0;
}
+EXPORT_SYMBOL_GPL(mpc5200_dma_trigger);
+
/**
* psc_dma_shutdown: shutdown the data transfer on a stream
*
* Shutdown the PSC if there are no other substreams open.
*/
-void psc_dma_shutdown(struct snd_pcm_substream *substream,
+void mpc5200_dma_shutdown(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
@@ -303,6 +308,7 @@ void psc_dma_shutdown(struct snd_pcm_substream *substream,
free_irq(psc_dma->playback.irq, &psc_dma->playback);
}
}
+EXPORT_SYMBOL_GPL(mpc5200_dma_shutdown);
/* ---------------------------------------------------------------------
* The PSC DMA 'ASoC platform' driver
@@ -448,10 +454,10 @@ static void psc_dma_pcm_free(struct snd_pcm *pcm)
}
}
-struct snd_soc_platform psc_dma_pcm_soc_platform = {
+struct snd_soc_platform mpc5200_dma_platform = {
.name = "mpc5200-psc-audio",
.pcm_ops = &psc_dma_pcm_ops,
.pcm_new = &psc_dma_pcm_new,
.pcm_free = &psc_dma_pcm_free,
};
-
+EXPORT_SYMBOL_GPL(mpc5200_dma_platform);
diff --git a/sound/soc/fsl/mpc5200_dma.h b/sound/soc/fsl/mpc5200_dma.h
index a33232c..e52b90e 100644
--- a/sound/soc/fsl/mpc5200_dma.h
+++ b/sound/soc/fsl/mpc5200_dma.h
@@ -64,18 +64,18 @@ struct psc_dma {
};
-int psc_dma_startup(struct snd_pcm_substream *substream,
+int mpc5200_dma_startup(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai);
-int psc_dma_hw_free(struct snd_pcm_substream *substream,
+int mpc5200_dma_hw_free(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai);
-void psc_dma_shutdown(struct snd_pcm_substream *substream,
+void mpc5200_dma_shutdown(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai);
-int psc_dma_trigger(struct snd_pcm_substream *substream, int cmd,
+int mpc5200_dma_trigger(struct snd_pcm_substream *substream, int cmd,
struct snd_soc_dai *dai);
-extern struct snd_soc_platform psc_dma_pcm_soc_platform;
+extern struct snd_soc_platform mpc5200_dma_platform;
#endif /* __SOUND_SOC_FSL_MPC5200_DMA_H__ */
diff --git a/sound/soc/fsl/mpc5200_psc_i2s.c b/sound/soc/fsl/mpc5200_psc_i2s.c
index 12a7917..a4a439c 100644
--- a/sound/soc/fsl/mpc5200_psc_i2s.c
+++ b/sound/soc/fsl/mpc5200_psc_i2s.c
@@ -140,11 +140,11 @@ static int psc_i2s_set_fmt(struct snd_soc_dai *cpu_dai,
unsigned int format)
* psc_i2s_dai_template: template CPU Digital Audio Interface
*/
static struct snd_soc_dai_ops psc_i2s_dai_ops = {
- .startup = psc_dma_startup,
+ .startup = mpc5200_dma_startup,
.hw_params = psc_i2s_hw_params,
- .hw_free = psc_dma_hw_free,
- .shutdown = psc_dma_shutdown,
- .trigger = psc_dma_trigger,
+ .hw_free = mpc5200_dma_hw_free,
+ .shutdown = mpc5200_dma_shutdown,
+ .trigger = mpc5200_dma_trigger,
.set_sysclk = psc_i2s_set_sysclk,
.set_fmt = psc_i2s_set_fmt,
};
@@ -350,10 +350,10 @@ static int __devinit psc_i2s_of_probe(struct of_device
*op,
if (rc)
dev_info(psc_dma->dev, "error creating sysfs files\n");
- snd_soc_register_platform(&psc_dma_pcm_soc_platform);
+ snd_soc_register_platform(&mpc5200_dma_platform);
/* Tell the ASoC OF helpers about it */
- of_snd_soc_register_platform(&psc_dma_pcm_soc_platform, op->node,
+ of_snd_soc_register_platform(&mpc5200_dma_platform, op->node,
&psc_dma->dai);
return 0;
@@ -365,7 +365,7 @@ static int __devexit psc_i2s_of_remove(struct of_device *op)
dev_dbg(&op->dev, "psc_i2s_remove()\n");
- snd_soc_unregister_platform(&psc_dma_pcm_soc_platform);
+ snd_soc_unregister_platform(&mpc5200_dma_platform);
bcom_gen_bd_rx_release(psc_dma->capture.bcom_task);
bcom_gen_bd_tx_release(psc_dma->playback.bcom_task);
_______________________________________________
Linuxppc-dev mailing list
Linuxppc-dev@ozlabs.org
https://ozlabs.org/mailman/listinfo/linuxppc-dev
