Usually device_fc should be set to false for audio DMAs. Initialize it in a
common place so drivers don't have to do this manually.
Signed-off-by: Lars-Peter Clausen <lars@xxxxxxxxxx>
---
sound/soc/atmel/atmel-pcm-dma.c | 2 --
sound/soc/fsl/imx-pcm-dma.c | 2 --
sound/soc/soc-dmaengine-pcm.c | 2 ++
3 files changed, 2 insertions(+), 4 deletions(-)
diff --git a/sound/soc/atmel/atmel-pcm-dma.c b/sound/soc/atmel/atmel-pcm-dma.c
index b8570e3..bb07989 100644
--- a/sound/soc/atmel/atmel-pcm-dma.c
+++ b/sound/soc/atmel/atmel-pcm-dma.c
@@ -129,8 +129,6 @@ static int atmel_pcm_configure_dma(struct snd_pcm_substream *substream,
slave_config.src_maxburst = 1;
}
- slave_config.device_fc = false;
-
dma_chan = snd_dmaengine_pcm_get_chan(substream);
if (dmaengine_slave_config(dma_chan, &slave_config)) {
pr_err("atmel-pcm: failed to configure dma channel\n");
diff --git a/sound/soc/fsl/imx-pcm-dma.c b/sound/soc/fsl/imx-pcm-dma.c
index 6832c49..64af573 100644
--- a/sound/soc/fsl/imx-pcm-dma.c
+++ b/sound/soc/fsl/imx-pcm-dma.c
@@ -57,8 +57,6 @@ static int snd_imx_pcm_hw_params(struct snd_pcm_substream *substream,
if (ret)
return ret;
- slave_config.device_fc = false;
-
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
slave_config.dst_addr = dma_params->dma_addr;
slave_config.dst_maxburst = dma_params->burstsize;
diff --git a/sound/soc/soc-dmaengine-pcm.c b/sound/soc/soc-dmaengine-pcm.c
index e8b1215..7c24ded 100644
--- a/sound/soc/soc-dmaengine-pcm.c
+++ b/sound/soc/soc-dmaengine-pcm.c
@@ -89,6 +89,8 @@ int snd_hwparams_to_dma_slave_config(const struct snd_pcm_substream *substream,
slave_config->src_addr_width = buswidth;
}
+ slave_config->device_fc = false;
+
return 0;
}
EXPORT_SYMBOL_GPL(snd_hwparams_to_dma_slave_config);
--
1.8.0
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