Steinberg UR22 Crackling and Clicks

[meschi at posteo.de]

Am 08.12.2020 15:57 schrieb Takashi Iwai:
> On Tue, 08 Dec 2020 15:50:28 +0100,
> meschi at posteo.de wrote:
>> 
>> > It's likely the issues with the implicit feedback.
>> >
>> > The latest development tree (either linux-next tree or
>> > topic/usb-audio-refactoring branch of my sound.git tree) contains the
>> > improvements of the implicit feedback mode.
>> >
>> >
>> > Takashi
>> 
>> Here is the cropped lsusb -v output:
>> I also have dmesg output with debug boot flag enabled.
>> 
>> Bus 001 Device 003: ID 0499:1509 Yamaha Corp. Steinberg UR22
> 
> OK, so it's a different device than UR22C.
> 
> Try to pass the module option quirk_alias=04991509:0499172f to
> snd-usb-audio.  This will make the device compatible with UR22C.
> 
> 
> Takashi

I removed snd_usb_audio and reloaded it with modprobe with the 
parameters.
$ modprobe snd_usb_audio quirk_alias=04991509:0499172f

When I try to play a file now this happens:
$ aplay -D plughw:CARD=UR22 ./file.wav
Playing WAVE './file.wav' : Signed 16 bit Little Endian, Rate 44100 Hz, 
Stereo
aplay: set_params:1407: Unable to install hw params:
ACCESS:  RW_INTERLEAVED
FORMAT:  S16_LE
SUBFORMAT:  STD
SAMPLE_BITS: 16
FRAME_BITS: 32
CHANNELS: 2
RATE: 44100
PERIOD_TIME: (125011 125012)
PERIOD_SIZE: 5513
PERIOD_BYTES: 22052
PERIODS: (3 4)
BUFFER_TIME: 500000
BUFFER_SIZE: 22050
BUFFER_BYTES: 88200
TICK_TIME: 0