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authorTakashi Iwai <tiwai@suse.de>2015-09-24 20:48:01 +0200
committerTakashi Iwai <tiwai@suse.de>2015-09-24 20:48:01 +0200
commit1ce3cbe2ab4074ca5196e74a45665a2cd87bbdb1 (patch)
tree1a0bdcb031aa30ea05cbe4aa48d0ac6007b033a2 /sound/soc/soc-utils.c
parent83510441bc08bee201c0ded9d81da6dfd008d69a (diff)
parented14ee0eea8b6808025356cecc87a8007885263f (diff)
downloadop-kernel-dev-1ce3cbe2ab4074ca5196e74a45665a2cd87bbdb1.zip
op-kernel-dev-1ce3cbe2ab4074ca5196e74a45665a2cd87bbdb1.tar.gz
Merge tag 'asoc-fix-v4.3-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus
ASoC: Fixes for v4.3 A disappointingly large set of fixes, though none of them very big and very widely spread over many different drivers. Nothing especially stands out, it's mostly all device specific and relatively minor.
Diffstat (limited to 'sound/soc/soc-utils.c')
-rw-r--r--sound/soc/soc-utils.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/sound/soc/soc-utils.c b/sound/soc/soc-utils.c
index 362c69a..53dd085 100644
--- a/sound/soc/soc-utils.c
+++ b/sound/soc/soc-utils.c
@@ -101,6 +101,15 @@ static struct snd_soc_codec_driver dummy_codec;
SNDRV_PCM_FMTBIT_S32_LE | \
SNDRV_PCM_FMTBIT_U32_LE | \
SNDRV_PCM_FMTBIT_IEC958_SUBFRAME_LE)
+/*
+ * The dummy CODEC is only meant to be used in situations where there is no
+ * actual hardware.
+ *
+ * If there is actual hardware even if it does not have a control bus
+ * the hardware will still have constraints like supported samplerates, etc.
+ * which should be modelled. And the data flow graph also should be modelled
+ * using DAPM.
+ */
static struct snd_soc_dai_driver dummy_dai = {
.name = "snd-soc-dummy-dai",
.playback = {
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