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The main reason for submitting a patchset is for me to practice the different patch submit variants. Roy Vegard Ovesen (2): ALSA: usb-audio: add the initial mix for Presonus Studio 1824c ALSA: usb-audio: don't hardcode gain for output channel of Presonus Studio sound/usb/mixer_s1810c.c | 234 +++++++++++++++++++++++---------------- 1 file changed, 139 insertions(+), 95 deletions(-) -- 2.51.0