Use a dedicated member to store dmaengine data so that drivers can
use private data for their own purposes.
Signed-off-by: Liam Girdwood <l...@ti.com>
Signed-off-by: Russell King <rmk+ker...@arm.linux.org.uk>
---
include/sound/pcm.h | 2 ++
sound/soc/soc-dmaengine-pcm.c | 2 +-
2 files changed, 3 insertions(+), 1 deletions(-)
diff --git a/include/sound/pcm.h b/include/sound/pcm.h
index cdca2ab..f9e4909 100644
--- a/include/sound/pcm.h
+++ b/include/sound/pcm.h
@@ -269,6 +269,7 @@ struct snd_pcm_hw_constraint_list {
};
struct snd_pcm_hwptr_log;
+struct dmaengine_pcm_runtime_data;
struct snd_pcm_runtime {
/* -- Status -- */
@@ -345,6 +346,7 @@ struct snd_pcm_runtime {
unsigned char *dma_area; /* DMA area */
dma_addr_t dma_addr; /* physical bus address (not accessible
from main CPU) */
size_t dma_bytes; /* size of DMA area */
+ struct dmaengine_pcm_runtime_data *dmaengine_data;
struct snd_dma_buffer *dma_buffer_p; /* allocated buffer */
diff --git a/sound/soc/soc-dmaengine-pcm.c b/sound/soc/soc-dmaengine-pcm.c
index 5df529e..27fa5ad 100644
--- a/sound/soc/soc-dmaengine-pcm.c
+++ b/sound/soc/soc-dmaengine-pcm.c
@@ -40,7 +40,7 @@ struct dmaengine_pcm_runtime_data {
static inline struct dmaengine_pcm_runtime_data *substream_to_prtd(
const struct snd_pcm_substream *substream)
{
- return substream->runtime->private_data;
+ return substream->runtime->dmaengine_data;
}
/**
--
1.7.4.4
--
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