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Commit cb4cb816 authored by Vidyakumar Athota's avatar Vidyakumar Athota
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ALSA: pcm: add support for 384KHz sample rate 



Currenlty HW params fails to set 384KHz sample rate
due to unsupported sample rate. Change to add 384KHz
sample rate support to ALSA.

Change-Id: I381f7cdcc69e6cf9339cec53aab3fa295760c17c
Signed-off-by: default avatarVidyakumar Athota <vathota@codeaurora.org>
parent 049b7256

include/sound/pcm.h

+1 −0
Original line number Diff line number Diff line
@@ -136,6 +136,7 @@ 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 */

sound/core/pcm_native.c

+2 −1
Original line number Diff line number Diff line
@@ -1938,7 +1938,8 @@ static int snd_pcm_hw_rule_sample_bits(struct snd_pcm_hw_params *params, 
#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),