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>
This commit is contained in:
Kuninori Morimoto
2020-07-20 10:17:39 +09:00
committed by Mark Brown
parent 0c5b270b2e
commit 0ceef681e3
8 changed files with 59 additions and 57 deletions

View File

@@ -1168,6 +1168,8 @@ struct snd_soc_pcm_runtime {
/* see soc_new_pcm_runtime() */
#define asoc_rtd_to_cpu(rtd, n) (rtd)->dais[n]
#define asoc_rtd_to_codec(rtd, n) (rtd)->dais[n + (rtd)->num_cpus]
#define asoc_substream_to_rtd(substream) \
(struct snd_soc_pcm_runtime *)snd_pcm_substream_chip(substream)
#define for_each_rtd_components(rtd, i, component) \
for ((i) = 0, component = NULL; \