From: Brian Austin <brian.austin@xxxxxxxxxx>
Adding support for 384kHz audio sample rates
Signed-off-by: Brian Austin <brian.austin@xxxxxxxxxx>
---
include/sound/pcm.h | 3 +++
sound/core/pcm_native.c | 4 ++--
2 files changed, 5 insertions(+), 2 deletions(-)
diff --git a/include/sound/pcm.h b/include/sound/pcm.h
index b0be092..050c0b7 100644
--- a/include/sound/pcm.h
+++ b/include/sound/pcm.h
@@ -129,6 +129,7 @@ struct snd_pcm_ops {
#define SNDRV_PCM_RATE_96000 (1<<10) /* 96000Hz */
#define SNDRV_PCM_RATE_176400 (1<<11) /* 176400Hz */
#define SNDRV_PCM_RATE_192000 (1<<12) /* 192000Hz */
+#define SNDRV_PCM_RATE_384000 (1<<13) /* 384000Hz */
#define SNDRV_PCM_RATE_CONTINUOUS (1<<30) /* continuous range */
#define SNDRV_PCM_RATE_KNOT (1<<31) /* supports more non-continuos rates */
@@ -141,6 +142,8 @@ struct snd_pcm_ops {
SNDRV_PCM_RATE_88200|SNDRV_PCM_RATE_96000)
#define SNDRV_PCM_RATE_8000_192000 (SNDRV_PCM_RATE_8000_96000|SNDRV_PCM_RATE_176400|\
SNDRV_PCM_RATE_192000)
+#define SNDRV_PCM_RATE_8000_384000 (SNDRV_PCM_RATE_8000_192000|SNDRV_PCM_RATE_384000)
+
#define _SNDRV_PCM_FMTBIT(fmt) (1ULL << (__force int)SNDRV_PCM_FORMAT_##fmt)
#define SNDRV_PCM_FMTBIT_S8 _SNDRV_PCM_FMTBIT(S8)
#define SNDRV_PCM_FMTBIT_U8 _SNDRV_PCM_FMTBIT(U8)
diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c
index a8b27cd..2e10c3f 100644
--- a/sound/core/pcm_native.c
+++ b/sound/core/pcm_native.c
@@ -1969,12 +1969,12 @@ static int snd_pcm_hw_rule_sample_bits(struct snd_pcm_hw_params *params,
return snd_interval_refine(hw_param_interval(params, rule->var), &t);
}
-#if SNDRV_PCM_RATE_5512 != 1 << 0 || SNDRV_PCM_RATE_192000 != 1 << 12
+#if SNDRV_PCM_RATE_5512 != 1 << 0 || SNDRV_PCM_RATE_384000 != 1 << 13
#error "Change this table"
#endif
static unsigned int rates[] = { 5512, 8000, 11025, 16000, 22050, 32000, 44100,
- 48000, 64000, 88200, 96000, 176400, 192000 };
+ 48000, 64000, 88200, 96000, 176400, 192000, 384000 };
const struct snd_pcm_hw_constraint_list snd_pcm_known_rates = {
.count = ARRAY_SIZE(rates),
--
1.9.1
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