ALSA: usb-audio: scarlett2: Fix scarlett2_*_ctl_put() return values

Mixer control put callbacks should return 1 if the value is changed.
Fix the sw_hw, level, pad, and button controls accordingly.

Signed-off-by: Geoffrey D. Bennett <g@b4.vu>
Link: https://lore.kernel.org/r/20210620164645.GA9221@m.b4.vu
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Geoffrey D. Bennett 2021-06-21 02:16:45 +09:30 committed by Takashi Iwai
parent 9b5ddea9ce
commit c5d8e00803

View File

@ -1304,6 +1304,8 @@ static int scarlett2_sw_hw_enum_ctl_put(struct snd_kcontrol *kctl,
/* Send SW/HW switch change to the device */
err = scarlett2_usb_set_config(mixer, SCARLETT2_CONFIG_SW_HW_SWITCH,
index, val);
if (err == 0)
err = 1;
unlock:
mutex_unlock(&private->data_mutex);
@ -1364,6 +1366,8 @@ static int scarlett2_level_enum_ctl_put(struct snd_kcontrol *kctl,
/* Send switch change to the device */
err = scarlett2_usb_set_config(mixer, SCARLETT2_CONFIG_LEVEL_SWITCH,
index, val);
if (err == 0)
err = 1;
unlock:
mutex_unlock(&private->data_mutex);
@ -1414,6 +1418,8 @@ static int scarlett2_pad_ctl_put(struct snd_kcontrol *kctl,
/* Send switch change to the device */
err = scarlett2_usb_set_config(mixer, SCARLETT2_CONFIG_PAD_SWITCH,
index, val);
if (err == 0)
err = 1;
unlock:
mutex_unlock(&private->data_mutex);
@ -1469,6 +1475,8 @@ static int scarlett2_dim_mute_ctl_put(struct snd_kcontrol *kctl,
/* Send switch change to the device */
err = scarlett2_usb_set_config(mixer, SCARLETT2_CONFIG_DIM_MUTE,
index, val);
if (err == 0)
err = 1;
unlock:
mutex_unlock(&private->data_mutex);