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authorKuninori Morimoto <kuninori.morimoto.gx@renesas.com>2020-07-20 03:17:39 +0200
committerMark Brown <broonie@kernel.org>2020-07-23 20:07:19 +0200
commit0ceef681e34a61afcd77af0837b2132925c5bad4 (patch)
tree97c8af1bd0a9a2df249a69fa17cb0ac5eea42ff3 /sound/soc/soc-generic-dmaengine-pcm.c
parentMerge series "ASoC: mediatek: mt8183: support machine driver for max98357b" f... (diff)
downloadlinux-0ceef681e34a61afcd77af0837b2132925c5bad4.tar.xz
linux-0ceef681e34a61afcd77af0837b2132925c5bad4.zip
ASoC: soc-xxx: add asoc_substream_to_rtd()
Current soc-xxx are getting rtd from substream by rtd = substream->private_data; But, getting data from "private_data" is very unclear. This patch adds asoc_substream_to_rtd() macro which is easy to understand that rtd from substream. Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Link: https://lore.kernel.org/r/87wo2z0yve.wl-kuninori.morimoto.gx@renesas.com Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/soc-generic-dmaengine-pcm.c')
-rw-r--r--sound/soc/soc-generic-dmaengine-pcm.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/sound/soc/soc-generic-dmaengine-pcm.c b/sound/soc/soc-generic-dmaengine-pcm.c
index 61844403f181..d17b4bf1dbe3 100644
--- a/sound/soc/soc-generic-dmaengine-pcm.c
+++ b/sound/soc/soc-generic-dmaengine-pcm.c
@@ -46,7 +46,7 @@ static struct device *dmaengine_dma_dev(struct dmaengine_pcm *pcm,
int snd_dmaengine_pcm_prepare_slave_config(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params, struct dma_slave_config *slave_config)
{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
struct snd_dmaengine_dai_dma_data *dma_data;
int ret;
@@ -105,7 +105,7 @@ static int
dmaengine_pcm_set_runtime_hwparams(struct snd_soc_component *component,
struct snd_pcm_substream *substream)
{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
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];