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authorTakashi Sakamoto <o-takashi@sakamocchi.jp>2015-06-14 12:49:29 +0900
committerTakashi Iwai <tiwai@suse.de>2015-06-15 13:34:47 +0200
commitba5177131d8cb4b778a43ce995155928be851117 (patch)
tree75f16bb07caade26f0bd97daa3d4075f15bd0ebc /sound/firewire/bebob/bebob_terratec.c
parent13a4f42016fecbf971c3f6e249027a009a83839f (diff)
ALSA: bebob: preparation for replacing string literals by normalized representation for model-dependent structures
Previous commit adds a enumerator as a normalized representation of clock source, while model-dependent structures still use string literals for this purpose. This commit is a preparation for replacement. Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp> Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/firewire/bebob/bebob_terratec.c')
-rw-r--r--sound/firewire/bebob/bebob_terratec.c26
1 files changed, 23 insertions, 3 deletions
diff --git a/sound/firewire/bebob/bebob_terratec.c b/sound/firewire/bebob/bebob_terratec.c
index ad635004d699..3b64d8db8e14 100644
--- a/sound/firewire/bebob/bebob_terratec.c
+++ b/sound/firewire/bebob/bebob_terratec.c
@@ -11,6 +11,11 @@
static const char *const phase88_rack_clk_src_labels[] = {
SND_BEBOB_CLOCK_INTERNAL, "Digital In", "Word Clock"
};
+static enum snd_bebob_clock_type phase88_rack_clk_src_types[] = {
+ SND_BEBOB_CLOCK_TYPE_INTERNAL,
+ SND_BEBOB_CLOCK_TYPE_EXTERNAL, /* S/PDIF */
+ SND_BEBOB_CLOCK_TYPE_EXTERNAL, /* Word Clock */
+};
static int
phase88_rack_clk_src_get(struct snd_bebob *bebob, unsigned int *id)
{
@@ -37,10 +42,23 @@ end:
static const char *const phase24_series_clk_src_labels[] = {
SND_BEBOB_CLOCK_INTERNAL, "Digital In"
};
+static enum snd_bebob_clock_type phase24_series_clk_src_types[] = {
+ SND_BEBOB_CLOCK_TYPE_INTERNAL,
+ SND_BEBOB_CLOCK_TYPE_EXTERNAL, /* S/PDIF */
+};
static int
phase24_series_clk_src_get(struct snd_bebob *bebob, unsigned int *id)
{
- return avc_audio_get_selector(bebob->unit, 0, 4, id);
+ int err;
+
+ err = avc_audio_get_selector(bebob->unit, 0, 4, id);
+ if (err < 0)
+ return err;
+
+ if (*id >= ARRAY_SIZE(phase24_series_clk_src_types))
+ return -EIO;
+
+ return 0;
}
static struct snd_bebob_rate_spec phase_series_rate_spec = {
@@ -50,8 +68,9 @@ static struct snd_bebob_rate_spec phase_series_rate_spec = {
/* PHASE 88 Rack FW */
static struct snd_bebob_clock_spec phase88_rack_clk = {
- .num = ARRAY_SIZE(phase88_rack_clk_src_labels),
+ .num = ARRAY_SIZE(phase88_rack_clk_src_types),
.labels = phase88_rack_clk_src_labels,
+ .types = phase88_rack_clk_src_types,
.get = &phase88_rack_clk_src_get,
};
struct snd_bebob_spec phase88_rack_spec = {
@@ -62,8 +81,9 @@ struct snd_bebob_spec phase88_rack_spec = {
/* 'PHASE 24 FW' and 'PHASE X24 FW' */
static struct snd_bebob_clock_spec phase24_series_clk = {
- .num = ARRAY_SIZE(phase24_series_clk_src_labels),
+ .num = ARRAY_SIZE(phase24_series_clk_src_types),
.labels = phase24_series_clk_src_labels,
+ .types = phase24_series_clk_src_types,
.get = &phase24_series_clk_src_get,
};
struct snd_bebob_spec phase24_series_spec = {