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authorTakashi Iwai <tiwai@suse.de>2018-08-03 14:03:49 +0200
committerTakashi Iwai <tiwai@suse.de>2018-08-03 14:04:05 +0200
commit198e18d9b5829bc20c33b70a6ae35f137917eab0 (patch)
tree29262792743b48bd346d94acb669f4d9223062a9
parent517732283945fe681328aabefe6fbcb38369b502 (diff)
ASoC: topology: Fix bclk and fsync inversion in
set_link_hw_format() (bsc#1051510). suse-commit: 8946b02200519e506f4e38c1502c3cc5618c1b1b
-rw-r--r--include/uapi/sound/asoc.h16
-rw-r--r--sound/soc/soc-topology.c12
2 files changed, 21 insertions, 7 deletions
diff --git a/include/uapi/sound/asoc.h b/include/uapi/sound/asoc.h
index 6702533c8bd8..62416a7c3b1a 100644
--- a/include/uapi/sound/asoc.h
+++ b/include/uapi/sound/asoc.h
@@ -151,6 +151,18 @@
#define SND_SOC_TPLG_LNK_FLGBIT_SYMMETRIC_SAMPLEBITS (1 << 2)
#define SND_SOC_TPLG_LNK_FLGBIT_VOICE_WAKEUP (1 << 3)
+/* DAI topology BCLK parameter
+ * For the backwards capability, by default codec is bclk master
+ */
+#define SND_SOC_TPLG_BCLK_CM 0 /* codec is bclk master */
+#define SND_SOC_TPLG_BCLK_CS 1 /* codec is bclk slave */
+
+/* DAI topology FSYNC parameter
+ * For the backwards capability, by default codec is fsync master
+ */
+#define SND_SOC_TPLG_FSYNC_CM 0 /* codec is fsync master */
+#define SND_SOC_TPLG_FSYNC_CS 1 /* codec is fsync slave */
+
/*
* Block Header.
* This header precedes all object and object arrays below.
@@ -306,8 +318,8 @@ struct snd_soc_tplg_hw_config {
__u8 clock_gated; /* 1 if clock can be gated to save power */
__u8 invert_bclk; /* 1 for inverted BCLK, 0 for normal */
__u8 invert_fsync; /* 1 for inverted frame clock, 0 for normal */
- __u8 bclk_master; /* 1 for master of BCLK, 0 for slave */
- __u8 fsync_master; /* 1 for master of FSYNC, 0 for slave */
+ __u8 bclk_master; /* SND_SOC_TPLG_BCLK_ value */
+ __u8 fsync_master; /* SND_SOC_TPLG_FSYNC_ value */
__u8 mclk_direction; /* 0 for input, 1 for output */
__le16 reserved; /* for 32bit alignment */
__le32 mclk_rate; /* MCLK or SYSCLK freqency in Hz */
diff --git a/sound/soc/soc-topology.c b/sound/soc/soc-topology.c
index 99c254a20904..09b91c6df6ee 100644
--- a/sound/soc/soc-topology.c
+++ b/sound/soc/soc-topology.c
@@ -1992,13 +1992,15 @@ static void set_link_hw_format(struct snd_soc_dai_link *link,
link->dai_fmt |= SND_SOC_DAIFMT_IB_IF;
/* clock masters */
- bclk_master = hw_config->bclk_master;
- fsync_master = hw_config->fsync_master;
- if (!bclk_master && !fsync_master)
+ bclk_master = (hw_config->bclk_master ==
+ SND_SOC_TPLG_BCLK_CM);
+ fsync_master = (hw_config->fsync_master ==
+ SND_SOC_TPLG_FSYNC_CM);
+ if (bclk_master && fsync_master)
link->dai_fmt |= SND_SOC_DAIFMT_CBM_CFM;
- else if (bclk_master && !fsync_master)
- link->dai_fmt |= SND_SOC_DAIFMT_CBS_CFM;
else if (!bclk_master && fsync_master)
+ link->dai_fmt |= SND_SOC_DAIFMT_CBS_CFM;
+ else if (bclk_master && !fsync_master)
link->dai_fmt |= SND_SOC_DAIFMT_CBM_CFS;
else
link->dai_fmt |= SND_SOC_DAIFMT_CBS_CFS;