| -build driver modules | |
| make | |
| -install driver modules | |
| make install | |
| -remove driver modules | |
| make clean | |
| -dynamic debug message | |
| turn on CONFIG_DYNAMIC_DEBUG compiler flag for current kernel | |
| mount -t debugfs none /sys/kernel/debug/ | |
| echo "module module_name +p" > /sys/kernel/debug/dynamic_debug/control(turn on debug messages, module name such as btmtk_usb) | |
| echo "module module_name -p" > /sys/kernel/debug/dynamic_debug/control(turn off debug messages, module name such as btmtk_usb) |