I'm trying to use build_media to build the media drivers, specifically
usb/em28xx, for Centos7. I'm getting compile errors, see below. Can
anyone help me?
Kernel:
$ uname -a
Linux mythpbx.lan 3.10.0-514.10.2.el7.x86_64 #1 SMP Fri Mar 3 00:04:05
UTC 2017 x86_64 x86_64 x86_64 GNU/Linux
Errors:
...
CC [M] /home/mythtv/buildmedia/media_build/v4l/dvb_usb_core.o
/home/mythtv/buildmedia/media_build/v4l/dvb_usb_core.c: In function
'dvb_usb_start_feed':
/home/mythtv/buildmedia/media_build/v4l/dvb_usb_core.c:274:2: warning:
passing argument 3 of 'wait_on_bit' makes integer from pointer without
a cast [enabled by default]
wait_on_bit(&adap->state_bits, ADAP_INIT, wait_schedule,
TASK_UNINTERRUPTIBLE);
^
In file included from include/linux/kobject.h:27:0,
from include/linux/device.h:17,
from include/linux/input.h:22,
from /home/mythtv/buildmedia/media_build/v4l/compat.h:10,
from <command-line>:0:
include/linux/wait.h:1044:1: note: expected 'unsigned int' but
argument is of type 'int (*)(void *)'
wait_on_bit(void *word, int bit, unsigned mode)
^
/home/mythtv/buildmedia/media_build/v4l/dvb_usb_core.c:274:2: error:
too many arguments to function 'wait_on_bit'
wait_on_bit(&adap->state_bits, ADAP_INIT, wait_schedule,
TASK_UNINTERRUPTIBLE);
^
In file included from include/linux/kobject.h:27:0,
from include/linux/device.h:17,
from include/linux/input.h:22,
from /home/mythtv/buildmedia/media_build/v4l/compat.h:10,
from <command-line>:0:
include/linux/wait.h:1044:1: note: declared here
wait_on_bit(void *word, int bit, unsigned mode)
^
/home/mythtv/buildmedia/media_build/v4l/dvb_usb_core.c: In function
'dvb_usb_fe_sleep':
/home/mythtv/buildmedia/media_build/v4l/dvb_usb_core.c:623:5: warning:
passing argument 3 of 'wait_on_bit' makes integer from pointer without
a cast [enabled by default]
wait_schedule, TASK_UNINTERRUPTIBLE);
^
In file included from include/linux/kobject.h:27:0,
from include/linux/device.h:17,
from include/linux/input.h:22,
from /home/mythtv/buildmedia/media_build/v4l/compat.h:10,
from <command-line>:0:
include/linux/wait.h:1044:1: note: expected 'unsigned int' but
argument is of type 'int (*)(void *)'
wait_on_bit(void *word, int bit, unsigned mode)
^
/home/mythtv/buildmedia/media_build/v4l/dvb_usb_core.c:623:5: error:
too many arguments to function 'wait_on_bit'
wait_schedule, TASK_UNINTERRUPTIBLE);
^
In file included from include/linux/kobject.h:27:0,
from include/linux/device.h:17,
from include/linux/input.h:22,
from /home/mythtv/buildmedia/media_build/v4l/compat.h:10,
from <command-line>:0:
include/linux/wait.h:1044:1: note: declared here
wait_on_bit(void *word, int bit, unsigned mode)
^
make[3]: *** [/home/mythtv/buildmedia/media_build/v4l/dvb_usb_core.o] Error 1
make[2]: *** [_module_/home/mythtv/buildmedia/media_build/v4l] Error 2
make[2]: Leaving directory `/usr/src/kernels/3.10.0-514.10.2.el7.x86_64'
make[1]: *** [default] Error 2
make[1]: Leaving directory `/home/mythtv/buildmedia/media_build/v4l'
make: *** [all] Error 2
build failed at ./build line 491.
