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ALSA: usb-audio: scarlett2: Merge common line in capture strings

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Use a common sprintf() format for the mixer element names generated in
scarlett2_add_line_in_ctls() in preparation for more of them.

Signed-off-by: Geoffrey D. Bennett <g@b4.vu>
Link: https://lore.kernel.org/r/d91dce45ac75a541c21f47540ecbda24bd83f68c.1624294591.git.g@b4.vu
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Geoffrey D. Bennett 2021-06-22 03:39:26 +09:30 committed by Takashi Iwai
parent f3c6104301
commit 077e104e2e
1 changed files with 3 additions and 2 deletions
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5
sound/usb/mixer_scarlett_gen2.c
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@ -1660,10 +1660,11 @@ static int scarlett2_add_line_in_ctls(struct usb_mixer_interface *mixer)
const struct scarlett2_device_info *info = private->info;
int err, i;
char s[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
const char *fmt = "Line In %d %s Capture %s";
/* Add input level (line/inst) controls */
for (i = 0; i < info->level_input_count; i++) {
snprintf(s, sizeof(s), "Line In %d Level Capture Enum", i + 1);
snprintf(s, sizeof(s), fmt, i + 1, "Level", "Enum");
err = scarlett2_add_new_ctl(mixer, &scarlett2_level_enum_ctl,
i, 1, s, NULL);
if (err < 0)
@ -1672,7 +1673,7 @@ static int scarlett2_add_line_in_ctls(struct usb_mixer_interface *mixer)
/* Add input pad controls */
for (i = 0; i < info->pad_input_count; i++) {
snprintf(s, sizeof(s), "Line In %d Pad Capture Switch", i + 1);
snprintf(s, sizeof(s), fmt, i + 1, "Pad", "Switch");
err = scarlett2_add_new_ctl(mixer, &scarlett2_pad_ctl,
i, 1, s, NULL);
if (err < 0)