ALSA: hdspm - Remove duplicate code from ALSA controls
Considerably shorten the code by using a macro. Though this won't lower
the binary size, it makes the source more readable.
Signed-off-by: Adrian Knoth <adi@drcomp.erfurt.thur.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/pci/rme9652/hdspm.c b/sound/pci/rme9652/hdspm.c
index c03ee01..82f209f 100644
--- a/sound/pci/rme9652/hdspm.c
+++ b/sound/pci/rme9652/hdspm.c
@@ -2175,6 +2175,16 @@
return (status >> (idx*4)) & 0xF;
}
+#define ENUMERATED_CTL_INFO(info, texts) \
+{ \
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; \
+ uinfo->count = 1; \
+ uinfo->value.enumerated.items = ARRAY_SIZE(texts); \
+ if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items) \
+ uinfo->value.enumerated.item = uinfo->value.enumerated.items - 1; \
+ strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]); \
+}
+
#define HDSPM_AUTOSYNC_SAMPLE_RATE(xname, xindex) \
@@ -2190,14 +2200,7 @@
static int snd_hdspm_info_autosync_sample_rate(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
- uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
- uinfo->count = 1;
- uinfo->value.enumerated.items = 10;
-
- if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
- uinfo->value.enumerated.item = uinfo->value.enumerated.items - 1;
- strcpy(uinfo->value.enumerated.name,
- texts_freq[uinfo->value.enumerated.item]);
+ ENUMERATED_CTL_INFO(uinfo, texts_freq);
return 0;
}
@@ -2363,15 +2366,7 @@
struct snd_ctl_elem_info *uinfo)
{
static char *texts[] = { "Master", "AutoSync" };
-
- uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
- uinfo->count = 1;
- uinfo->value.enumerated.items = 2;
- if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
- uinfo->value.enumerated.item =
- uinfo->value.enumerated.items - 1;
- strcpy(uinfo->value.enumerated.name,
- texts[uinfo->value.enumerated.item]);
+ ENUMERATED_CTL_INFO(uinfo, texts);
return 0;
}
@@ -3021,17 +3016,7 @@
struct snd_ctl_elem_info *uinfo)
{
static char *texts[] = { "optical", "coaxial" };
-
- uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
- uinfo->count = 1;
- uinfo->value.enumerated.items = 2;
-
- if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
- uinfo->value.enumerated.item =
- uinfo->value.enumerated.items - 1;
- strcpy(uinfo->value.enumerated.name,
- texts[uinfo->value.enumerated.item]);
-
+ ENUMERATED_CTL_INFO(uinfo, texts);
return 0;
}
@@ -3093,17 +3078,7 @@
struct snd_ctl_elem_info *uinfo)
{
static char *texts[] = { "Single", "Double" };
-
- uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
- uinfo->count = 1;
- uinfo->value.enumerated.items = 2;
-
- if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
- uinfo->value.enumerated.item =
- uinfo->value.enumerated.items - 1;
- strcpy(uinfo->value.enumerated.name,
- texts[uinfo->value.enumerated.item]);
-
+ ENUMERATED_CTL_INFO(uinfo, texts);
return 0;
}
@@ -3176,17 +3151,7 @@
struct snd_ctl_elem_info *uinfo)
{
static char *texts[] = { "Single", "Double", "Quad" };
-
- uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
- uinfo->count = 1;
- uinfo->value.enumerated.items = 3;
-
- if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
- uinfo->value.enumerated.item =
- uinfo->value.enumerated.items - 1;
- strcpy(uinfo->value.enumerated.name,
- texts[uinfo->value.enumerated.item]);
-
+ ENUMERATED_CTL_INFO(uinfo, texts);
return 0;
}
@@ -3262,17 +3227,7 @@
struct snd_ctl_elem_info *uinfo)
{
static char *texts[] = { "Single", "Double", "Quad" };
-
- uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
- uinfo->count = 1;
- uinfo->value.enumerated.items = 3;
-
- if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
- uinfo->value.enumerated.item =
- uinfo->value.enumerated.items - 1;
- strcpy(uinfo->value.enumerated.name,
- texts[uinfo->value.enumerated.item]);
-
+ ENUMERATED_CTL_INFO(uinfo, texts);
return 0;
}
@@ -3497,14 +3452,7 @@
struct snd_ctl_elem_info *uinfo)
{
static char *texts[] = { "No Lock", "Lock", "Sync", "N/A" };
- uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
- uinfo->count = 1;
- uinfo->value.enumerated.items = 4;
- if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
- uinfo->value.enumerated.item =
- uinfo->value.enumerated.items - 1;
- strcpy(uinfo->value.enumerated.name,
- texts[uinfo->value.enumerated.item]);
+ ENUMERATED_CTL_INFO(uinfo, texts);
return 0;
}
@@ -3860,17 +3808,7 @@
struct snd_ctl_elem_info *uinfo)
{
static char *texts[] = { "44.1 kHz", "48 kHz" };
- uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
- uinfo->count = 1;
- uinfo->value.enumerated.items = 2;
-
- if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
- uinfo->value.enumerated.item =
- uinfo->value.enumerated.items - 1;
-
- strcpy(uinfo->value.enumerated.name,
- texts[uinfo->value.enumerated.item]);
-
+ ENUMERATED_CTL_INFO(uinfo, texts);
return 0;
}
@@ -3916,17 +3854,7 @@
struct snd_ctl_elem_info *uinfo)
{
static char *texts[] = { "0", "+ 0.1 %", "- 0.1 %", "+ 4 %", "- 4 %" };
- uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
- uinfo->count = 1;
- uinfo->value.enumerated.items = 5;
-
- if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
- uinfo->value.enumerated.item =
- uinfo->value.enumerated.items - 1;
-
- strcpy(uinfo->value.enumerated.name,
- texts[uinfo->value.enumerated.item]);
-
+ ENUMERATED_CTL_INFO(uinfo, texts);
return 0;
}
@@ -3971,17 +3899,7 @@
struct snd_ctl_elem_info *uinfo)
{
static char *texts[] = { "1:1", "44.1 -> 48", "48 -> 44.1" };
- uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
- uinfo->count = 1;
- uinfo->value.enumerated.items = 3;
-
- if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
- uinfo->value.enumerated.item =
- uinfo->value.enumerated.items - 1;
-
- strcpy(uinfo->value.enumerated.name,
- texts[uinfo->value.enumerated.item]);
-
+ ENUMERATED_CTL_INFO(uinfo, texts);
return 0;
}
@@ -4028,17 +3946,7 @@
{
static char *texts[] = { "24 fps", "25 fps", "29.97fps",
"29.97 dfps", "30 fps", "30 dfps" };
- uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
- uinfo->count = 1;
- uinfo->value.enumerated.items = 6;
-
- if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
- uinfo->value.enumerated.item =
- uinfo->value.enumerated.items - 1;
-
- strcpy(uinfo->value.enumerated.name,
- texts[uinfo->value.enumerated.item]);
-
+ ENUMERATED_CTL_INFO(uinfo, texts);
return 0;
}
@@ -4084,17 +3992,7 @@
struct snd_ctl_elem_info *uinfo)
{
static char *texts[] = { "LTC", "Video", "WCK" };
- uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
- uinfo->count = 1;
- uinfo->value.enumerated.items = 3;
-
- if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
- uinfo->value.enumerated.item =
- uinfo->value.enumerated.items - 1;
-
- strcpy(uinfo->value.enumerated.name,
- texts[uinfo->value.enumerated.item]);
-
+ ENUMERATED_CTL_INFO(uinfo, texts);
return 0;
}