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authorLars-Peter Clausen2014-01-06 14:19:10 +0100
committerMark Brown2014-01-09 15:27:39 +0100
commitc098284a4bfb81b86331aadd08b482233c21fa2c (patch)
tree1d2bfa9ea32d1c51b1f167574cdb59a443aa3a2c /sound
parentASoC: Rename mid-x86 directory to intel (diff)
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ASoC: intel: Don't set unused struct snd_pcm_hardware fields
The ASoC core assumes that the PCM component of the ASoC card transparently moves data around and does not impose any restrictions on the memory layout or the transfer speed. It ignores all fields from the snd_pcm_hardware struct for the PCM driver that are related to this. Setting these fields in the PCM driver might suggest otherwise though, so rather not set them. Signed-off-by: Lars-Peter Clausen <lars@metafoo.de> Signed-off-by: Mark Brown <broonie@linaro.org>
Diffstat (limited to 'sound')
-rw-r--r--sound/soc/intel/sst_platform.c10
-rw-r--r--sound/soc/intel/sst_platform.h4
2 files changed, 0 insertions, 14 deletions
diff --git a/sound/soc/intel/sst_platform.c b/sound/soc/intel/sst_platform.c
index b6b5eb698d33..f465a8180863 100644
--- a/sound/soc/intel/sst_platform.c
+++ b/sound/soc/intel/sst_platform.c
@@ -89,16 +89,6 @@ static struct snd_pcm_hardware sst_platform_pcm_hw = {
SNDRV_PCM_INFO_MMAP_VALID |
SNDRV_PCM_INFO_BLOCK_TRANSFER |
SNDRV_PCM_INFO_SYNC_START),
- .formats = (SNDRV_PCM_FMTBIT_S16 | SNDRV_PCM_FMTBIT_U16 |
- SNDRV_PCM_FMTBIT_S24 | SNDRV_PCM_FMTBIT_U24 |
- SNDRV_PCM_FMTBIT_S32 | SNDRV_PCM_FMTBIT_U32),
- .rates = (SNDRV_PCM_RATE_8000|
- SNDRV_PCM_RATE_44100 |
- SNDRV_PCM_RATE_48000),
- .rate_min = SST_MIN_RATE,
- .rate_max = SST_MAX_RATE,
- .channels_min = SST_MIN_CHANNEL,
- .channels_max = SST_MAX_CHANNEL,
.buffer_bytes_max = SST_MAX_BUFFER,
.period_bytes_min = SST_MIN_PERIOD_BYTES,
.period_bytes_max = SST_MAX_PERIOD_BYTES,
diff --git a/sound/soc/intel/sst_platform.h b/sound/soc/intel/sst_platform.h
index cacc9066ec52..bee64fb7d2ef 100644
--- a/sound/soc/intel/sst_platform.h
+++ b/sound/soc/intel/sst_platform.h
@@ -33,10 +33,6 @@
#define SST_STEREO 2
#define SST_MAX_CAP 5
-#define SST_MIN_RATE 8000
-#define SST_MAX_RATE 48000
-#define SST_MIN_CHANNEL 1
-#define SST_MAX_CHANNEL 5
#define SST_MAX_BUFFER (800*1024)
#define SST_MIN_BUFFER (800*1024)
#define SST_MIN_PERIOD_BYTES 32