Vasily Khoruzhick 5c2d0de544 ALSA: line6: hwdep: add support for O_NONBLOCK opening mode
Currently line6 hwdep interface ignores O_NONBLOCK flag when
opening device and it renders it somewhat useless when using poll.

Check for O_NONBLOCK flag when opening device and don't block read()
if it is set.

Signed-off-by: Vasily Khoruzhick <anarsoul@gmail.com>
Link: https://lore.kernel.org/r/20200502193120.79115-2-anarsoul@gmail.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2020-05-02 22:31:03 +02:00
..
2020-01-05 16:14:37 +01:00
2019-10-07 03:53:03 +02:00