7 Sep
2018
7 Sep
'18
2:11 p.m.
On Thu, Sep 06, 2018 at 05:27:28PM -0700, Grant Grundler wrote:
Commit ca917f9fe1a0fab added use of usleep_range() but not the corresponding "include <linux/delay.h>". The result is with Chrome OS won't build because warnings are forced to be errors: mnt/host/source/src/third_party/kernel/v4.4/sound/soc/codecs/max98373.c:734:2: error: implicit declaration of function 'usleep_range' [-Werror,-Wimplicit-function-declaration] usleep_range(10000, 11000); ^
Note that this isn't causing a warning upstream, presumably due to an implicit inclusion that isn't present in the v4.4 kernel that you appear to be using, or gets missed due to config differences.