USB-Audio regression on behringer UMC404HD

[Michael Ralston]

On Wed, 4 Jan 2023 at 06:24, Michael Ralston <michael at ralston.id.au> wrote:
>
> I did a diff between the sound/usb directory for 6.0.16 and 6.1.2 and
> reverted that entire directory.
>
> It is working with that change, so there must be something else.
>

Logs below...

Jan 04 06:20:27 leatherback kernel: mc: Linux media interface: v0.10
Jan 04 06:20:27 leatherback kernel: usb 1-3: Found last interface = 1
Jan 04 06:20:27 leatherback kernel: usb 1-4: Set quirk_flags 0x20010
for device 1397:0509
Jan 04 06:20:27 leatherback kernel: usb 1-4: Found last interface = 4
Jan 04 06:20:27 leatherback kernel: usb 1-4: 1:1: added playback
implicit_fb sync_ep 88, iface 2:1
Jan 04 06:20:27 leatherback kernel: usb 1-4: 1:1: add audio endpoint 0x8
Jan 04 06:20:27 leatherback kernel: usb 1-4: Creating new data endpoint #8
Jan 04 06:20:27 leatherback kernel: usb 1-4: Creating new data endpoint #88
Jan 04 06:20:27 leatherback kernel: usb 1-4: 1:1 Set sample rate
192000, clock 40
Jan 04 06:20:27 leatherback kernel: usb 1-4: 2:1: add audio endpoint 0x88
Jan 04 06:20:27 leatherback kernel: usb 1-4: 2:1 Set sample rate
192000, clock 40
Jan 04 06:20:27 leatherback kernel: usb 1-4: clock source 41 is not
valid, cannot use
Jan 04 06:20:27 leatherback kernel: usb 1-4: [10] FU [PCM Playback
Switch] ch = 4, val = 0/1/1
Jan 04 06:20:27 leatherback kernel: usb 1-4: [10] FU [PCM Playback
Switch] ch = 1, val = 0/1/1
Jan 04 06:20:27 leatherback kernel: usb 1-4: [10] FU [PCM Playback
Volume] ch = 4, val = -32512/0/256
Jan 04 06:20:27 leatherback kernel: usb 1-4: [10] FU [PCM Playback
Volume] ch = 1, val = -32512/0/256
Jan 04 06:20:27 leatherback kernel: usb 1-4: [11] FU [Mic Capture
Switch] ch = 4, val = 0/1/1
Jan 04 06:20:27 leatherback kernel: usb 1-4: [11] FU [Mic Capture
Switch] ch = 1, val = 0/1/1
Jan 04 06:20:27 leatherback kernel: usb 1-4: [11] FU [Mic Capture
Volume] ch = 4, val = -32512/0/256
Jan 04 06:20:27 leatherback kernel: usb 1-4: [11] FU [Mic Capture
Volume] ch = 1, val = -32512/0/256
Jan 04 06:20:27 leatherback kernel: usbcore: registered new interface
driver snd-usb-audio
Jan 04 06:20:31 leatherback kernel: usb 1-4: Open EP 0x8, iface=1:1, idx=0
Jan 04 06:20:31 leatherback kernel: usb 1-4:   channels=4, rate=48000,
format=S32_LE, period_bytes=96000, periods=4, implicit_fb=1
Jan 04 06:20:31 leatherback kernel: usb 1-4: Open EP 0x88, iface=2:1, idx=0
Jan 04 06:20:31 leatherback kernel: usb 1-4:   channels=4, rate=48000,
format=S32_LE, period_bytes=96000, periods=4, implicit_fb=0
Jan 04 06:20:31 leatherback kernel: usb 1-4: Setting usb interface 2:0
for EP 0x88
Jan 04 06:20:31 leatherback kernel: usb 1-4: 2:1 Set sample rate 48000, clock 40
Jan 04 06:20:31 leatherback kernel: usb 1-4: Setting params for data
EP 0x88, pipe 0x40580
Jan 04 06:20:31 leatherback kernel: usb 1-4: Set up 12 URBS, ret=0
Jan 04 06:20:31 leatherback kernel: usb 1-4: Setting usb interface 2:1
for EP 0x88
Jan 04 06:20:31 leatherback kernel: usb 1-4: Setting usb interface 1:0
for EP 0x8
Jan 04 06:20:31 leatherback kernel: usb 1-4: Setting params for data
EP 0x8, pipe 0x40500
Jan 04 06:20:31 leatherback kernel: usb 1-4: Set up 12 URBS, ret=0
Jan 04 06:20:31 leatherback kernel: usb 1-4: Setting usb interface 1:1
for EP 0x8
Jan 04 06:20:31 leatherback kernel: usb 1-4: Starting data EP 0x8 (running 0)
Jan 04 06:20:31 leatherback kernel: usb 1-4: 12 URBs submitted for EP 0x8
Jan 04 06:20:31 leatherback kernel: usb 1-4: Starting data EP 0x88 (running 0)
Jan 04 06:20:31 leatherback kernel: usb 1-4: 12 URBs submitted for EP 0x88
Jan 04 06:20:31 leatherback kernel: usb 1-4: 1:1 Start Playback PCM
Jan 04 06:20:32 leatherback kernel: usb 1-4: Stopping data EP 0x88 (running 1)
Jan 04 06:20:32 leatherback kernel: usb 1-4: Stopping data EP 0x8 (running 1)
Jan 04 06:20:32 leatherback kernel: usb 1-4: 1:1 Stop Playback PCM
Jan 04 06:20:32 leatherback kernel: usb 1-4: Closing EP 0x8 (count 1)
Jan 04 06:20:32 leatherback kernel: usb 1-4: Setting usb interface 1:0
for EP 0x8
Jan 04 06:20:32 leatherback kernel: usb 1-4: EP 0x8 closed
Jan 04 06:20:32 leatherback kernel: usb 1-4: Closing EP 0x88 (count 1)
Jan 04 06:20:32 leatherback kernel: usb 1-4: Setting usb interface 2:0
for EP 0x88
Jan 04 06:20:32 leatherback kernel: usb 1-4: EP 0x88 closed