Commit e840ee30 authored by Geoffrey D. Bennett's avatar Geoffrey D. Bennett Committed by Takashi Iwai
Browse files

ALSA: usb-audio: scarlett2: Always enable interrupt polling 



Always enable interrupt polling as every model has some sort of
status to report.

Signed-off-by: default avatarGeoffrey D. Bennett <g@b4.vu>
Link: https://lore.kernel.org/r/8f49a6b9a9805ee0db221706193b7bb43b7fff75.1624294591.git.g@b4.vu


Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent c712c6c0

sound/usb/mixer_scarlett_gen2.c

+10 −7
Original line number Diff line number Diff line
@@ -2059,11 +2059,16 @@ static void scarlett2_notify_monitor( 
	struct usb_mixer_interface *mixer)

{

	struct scarlett2_data *private = mixer->private_data;

	const struct scarlett2_ports *ports = private->info->ports;

	const struct scarlett2_device_info *info = private->info;

	const struct scarlett2_ports *ports = info->ports;

	int num_line_out =

		ports[SCARLETT2_PORT_TYPE_ANALOGUE].num[SCARLETT2_PORT_OUT];

	int i;



	/* if line_out_hw_vol is 0, there are no controls to update */

	if (!info->line_out_hw_vol)

		return;



	private->vol_updated = 1;



	snd_ctl_notify(mixer->chip->card, SNDRV_CTL_EVENT_MASK_VALUE,
@@ -2197,12 +2202,10 @@ static int snd_scarlett_gen2_controls_create(struct usb_mixer_interface *mixer, 
	if (err < 0)

		return err;



	/* Set up the interrupt polling if there are hardware buttons */

	if (info->line_out_hw_vol) {

	/* Set up the interrupt polling */

	err = scarlett2_init_notify(mixer);

	if (err < 0)

		return err;

	}



	return 0;

}