/*
* PCM Interface - misc routines
- * Copyright (c) 1998 by Jaroslav Kysela <perex@suse.cz>
+ * Copyright (c) 1998 by Jaroslav Kysela <perex@perex.cz>
*
*
* This library is free software; you can redistribute it and/or modify
*
*/
-#include <sound/driver.h>
#include <linux/time.h>
#include <sound/core.h>
#include <sound/pcm.h>
},
[SNDRV_PCM_FORMAT_U24_BE] = {
.width = 24, .phys = 32, .le = 0, .signd = 0,
- .silence = { 0x80, 0x00, 0x00 },
+ .silence = { 0x00, 0x80, 0x00, 0x00 },
},
[SNDRV_PCM_FORMAT_S32_LE] = {
.width = 32, .phys = 32, .le = 1, .signd = 1,
}
EXPORT_SYMBOL(snd_pcm_limit_hw_rates);
+
+/**
+ * snd_pcm_rate_to_rate_bit - converts sample rate to SNDRV_PCM_RATE_xxx bit
+ * @rate: the sample rate to convert
+ *
+ * Returns the SNDRV_PCM_RATE_xxx flag that corresponds to the given rate, or
+ * SNDRV_PCM_RATE_KNOT for an unknown rate.
+ */
+unsigned int snd_pcm_rate_to_rate_bit(unsigned int rate)
+{
+ unsigned int i;
+
+ for (i = 0; i < snd_pcm_known_rates.count; i++)
+ if (snd_pcm_known_rates.list[i] == rate)
+ return 1u << i;
+ return SNDRV_PCM_RATE_KNOT;
+}
+EXPORT_SYMBOL(snd_pcm_rate_to_rate_bit);