linux/sound/firewire/bebob/bebob_terratec.c
Takashi Sakamoto 9fb01cdb38 ALSA: bebob: Add static specifier to identifier with file scope
Some variables were declared without static even if they're not referred
to from external files. This commit make them local symbols for better
information-hiding by file unit.

Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2014-05-27 17:36:01 +02:00

69 lines
1.7 KiB
C

/*
* bebob_terratec.c - a part of driver for BeBoB based devices
*
* Copyright (c) 2013-2014 Takashi Sakamoto
*
* Licensed under the terms of the GNU General Public License, version 2.
*/
#include "./bebob.h"
static char *const phase88_rack_clk_src_labels[] = {
SND_BEBOB_CLOCK_INTERNAL, "Digital In", "Word Clock"
};
static int
phase88_rack_clk_src_get(struct snd_bebob *bebob, unsigned int *id)
{
unsigned int enable_ext, enable_word;
int err;
err = avc_audio_get_selector(bebob->unit, 0, 0, &enable_ext);
if (err < 0)
goto end;
err = avc_audio_get_selector(bebob->unit, 0, 0, &enable_word);
if (err < 0)
goto end;
*id = (enable_ext & 0x01) | ((enable_word & 0x01) << 1);
end:
return err;
}
static char *const phase24_series_clk_src_labels[] = {
SND_BEBOB_CLOCK_INTERNAL, "Digital In"
};
static int
phase24_series_clk_src_get(struct snd_bebob *bebob, unsigned int *id)
{
return avc_audio_get_selector(bebob->unit, 0, 4, id);
}
static struct snd_bebob_rate_spec phase_series_rate_spec = {
.get = &snd_bebob_stream_get_rate,
.set = &snd_bebob_stream_set_rate,
};
/* PHASE 88 Rack FW */
static struct snd_bebob_clock_spec phase88_rack_clk = {
.num = ARRAY_SIZE(phase88_rack_clk_src_labels),
.labels = phase88_rack_clk_src_labels,
.get = &phase88_rack_clk_src_get,
};
struct snd_bebob_spec phase88_rack_spec = {
.clock = &phase88_rack_clk,
.rate = &phase_series_rate_spec,
.meter = NULL
};
/* 'PHASE 24 FW' and 'PHASE X24 FW' */
static struct snd_bebob_clock_spec phase24_series_clk = {
.num = ARRAY_SIZE(phase24_series_clk_src_labels),
.labels = phase24_series_clk_src_labels,
.get = &phase24_series_clk_src_get,
};
struct snd_bebob_spec phase24_series_spec = {
.clock = &phase24_series_clk,
.rate = &phase_series_rate_spec,
.meter = NULL
};