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author | Takashi Iwai <tiwai@suse.de> | 2012-09-11 14:24:43 +0200 |
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committer | Takashi Iwai <tiwai@suse.de> | 2012-09-11 14:24:43 +0200 |
commit | 2dc6fbf0078e8148b571f1bbec704ca5c8e2ec2c (patch) | |
tree | 515fa72ab82691073930202c40a4d112d3de32d8 /sound/core | |
parent | 498dab3aa7f8851a880ffe9d8e66516851950c59 (diff) | |
download | blackbird-op-linux-2dc6fbf0078e8148b571f1bbec704ca5c8e2ec2c.tar.gz blackbird-op-linux-2dc6fbf0078e8148b571f1bbec704ca5c8e2ec2c.zip |
ALSA: pcm - Use UNKNOWN chmap for mono streams
In general, mono streams have no dedicated speaker assignment, thus
they should be rather marked as UNKNOWN position.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/core')
-rw-r--r-- | sound/core/pcm_lib.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/sound/core/pcm_lib.c b/sound/core/pcm_lib.c index 0a750ec5c400..9647a22ed69a 100644 --- a/sound/core/pcm_lib.c +++ b/sound/core/pcm_lib.c @@ -2311,7 +2311,7 @@ EXPORT_SYMBOL(snd_pcm_lib_readv); /* default channel maps for multi-channel playbacks, up to 8 channels */ const struct snd_pcm_chmap_elem snd_pcm_std_chmaps[] = { { .channels = 1, - .map = { SNDRV_CHMAP_FC } }, + .map = { SNDRV_CHMAP_UNKNOWN } }, { .channels = 2, .map = { SNDRV_CHMAP_FL, SNDRV_CHMAP_FR } }, { .channels = 4, @@ -2333,7 +2333,7 @@ EXPORT_SYMBOL_GPL(snd_pcm_std_chmaps); /* alternative channel maps with CLFE <-> surround swapped for 6/8 channels */ const struct snd_pcm_chmap_elem snd_pcm_alt_chmaps[] = { { .channels = 1, - .map = { SNDRV_CHMAP_FC } }, + .map = { SNDRV_CHMAP_UNKNOWN } }, { .channels = 2, .map = { SNDRV_CHMAP_FL, SNDRV_CHMAP_FR } }, { .channels = 4, |