[PATCH 0/3] ALSA: usb-audio: Small improvements in mixer handling

[Takashi Iwai]

On Thu, 14 Oct 2021 16:42:14 +0200,
Greg Kroah-Hartman wrote:
> 
> On Thu, Oct 14, 2021 at 03:06:33PM +0200, Takashi Iwai wrote:
> > Hi,
> > 
> > this is a patchset with small fixes for improving the USB-audio mixer
> > behavior.  Instead of treating the error from a control message
> > continuously, initialize all at the probe and keep the rest working.
> > 
> > The first two patches are rather fixes for error messages in
> > get_ctl_value_v2() function, the last one implements the new
> > behavior.
> > 
> > 
> > Takashi
> > 
> > ===
> > 
> > Takashi Iwai (3):
> >   ALSA: usb-audio: Downgrade error message in get_ctl_value_v2()
> >   ALSA: usb-audio: Drop superfluous error message after disconnection
> >   ALSA: usb-audio: Initialize every feature unit once at probe time
> > 
> >  sound/usb/mixer.c | 42 ++++++++++++++++++++++++++++++++++++------
> >  1 file changed, 36 insertions(+), 6 deletions(-)
> > 
> > -- 
> > 2.26.2
> > 
> 
> These work great for me, combined with the quirk patch I sent:
> 
> Tested-by: Greg Kroah-Hartman <gregkh at linuxfoundation.org>

Thanks for quick testing!

As those are no urgent fixes, I'm going to queue them for 5.16.


Takashi