This final goal is "Ubuntu 16.04 support x-Window by modesetting (modesetting_drv.so) driver"
Notes: From xserver source code,it only use modeset. For the display card hardware it is a display controller without GPU,the call paths is xserver->modesetting_drv(userspace)->libdrm(userspace)->drm(kernel).
This final goal is "Ubuntu 16.04 support x-Window by modesetting (modesetting_ drv.so) driver"
Notes: From xserver source code,it only use modeset. For the display card hardware it is a display controller without GPU,the call paths is xserver- >modesetting_ drv(userspace) ->libdrm( userspace) ->drm(kernel) .