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authorTakashi Iwai <tiwai@suse.de>2020-01-05 17:47:26 +0300
committerTakashi Iwai <tiwai@suse.de>2020-01-05 18:14:34 +0300
commita01df925d1bbc97d6f7fe07b157aadb565315337 (patch)
treec490bc1ce2c4be20e6b5cca3bf60cce8c6aba12b /sound/usb/mixer_scarlett.c
parent1675bfc0fb040e421d15d1944dc578b76543c19f (diff)
downloadlinux-a01df925d1bbc97d6f7fe07b157aadb565315337.tar.xz
ALSA: usb-audio: More constifications
Apply const prefix to the remaining places: the static table for the unit information, the mixer maps, the validator tables, etc. Just for minor optimization and no functional changes. Link: https://lore.kernel.org/r/20200105144823.29547-12-tiwai@suse.de Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/usb/mixer_scarlett.c')
-rw-r--r--sound/usb/mixer_scarlett.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/sound/usb/mixer_scarlett.c b/sound/usb/mixer_scarlett.c
index 9d10cbf1b5ed..49fcd2505443 100644
--- a/sound/usb/mixer_scarlett.c
+++ b/sound/usb/mixer_scarlett.c
@@ -633,7 +633,7 @@ static int add_output_ctls(struct usb_mixer_interface *mixer,
/********************** device-specific config *************************/
/* untested... */
-static struct scarlett_device_info s6i6_info = {
+static const struct scarlett_device_info s6i6_info = {
.matrix_in = 18,
.matrix_out = 8,
.input_len = 6,
@@ -675,7 +675,7 @@ static struct scarlett_device_info s6i6_info = {
};
/* untested... */
-static struct scarlett_device_info s8i6_info = {
+static const struct scarlett_device_info s8i6_info = {
.matrix_in = 18,
.matrix_out = 6,
.input_len = 8,
@@ -714,7 +714,7 @@ static struct scarlett_device_info s8i6_info = {
}
};
-static struct scarlett_device_info s18i6_info = {
+static const struct scarlett_device_info s18i6_info = {
.matrix_in = 18,
.matrix_out = 6,
.input_len = 18,
@@ -751,7 +751,7 @@ static struct scarlett_device_info s18i6_info = {
}
};
-static struct scarlett_device_info s18i8_info = {
+static const struct scarlett_device_info s18i8_info = {
.matrix_in = 18,
.matrix_out = 8,
.input_len = 18,
@@ -793,7 +793,7 @@ static struct scarlett_device_info s18i8_info = {
}
};
-static struct scarlett_device_info s18i20_info = {
+static const struct scarlett_device_info s18i20_info = {
.matrix_in = 18,
.matrix_out = 8,
.input_len = 18,
@@ -843,7 +843,7 @@ static struct scarlett_device_info s18i20_info = {
static int scarlett_controls_create_generic(struct usb_mixer_interface *mixer,
- struct scarlett_device_info *info)
+ const struct scarlett_device_info *info)
{
int i, err;
char mx[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
@@ -915,7 +915,7 @@ int snd_scarlett_controls_create(struct usb_mixer_interface *mixer)
{
int err, i, o;
char mx[SNDRV_CTL_ELEM_ID_NAME_MAXLEN];
- struct scarlett_device_info *info;
+ const struct scarlett_device_info *info;
struct usb_mixer_elem_info *elem;
static char sample_rate_buffer[4] = { '\x80', '\xbb', '\x00', '\x00' };