This replaces the stubs for shadow buffer creation/allocation with actual
functions and adds a shadow_destroy function. With this, we actually get
shadow buffers and RandR now works properly. Most of this is copied from
the xf86-video-intel driver and modified for modesetting.
v2 Jason Ekstrand <jason.ekstrand@intel.com>:
- Fix build with --disable-glamor
- Set the pixel data pointer in the pixmap header for dumb shadow bo's
- Call drmmode_create_bo with the right bpp
v2 Jason Ekstrand <jason.ekstrand@intel.com>:
- Make shadow buffers per-crtc and leave shadow_enable alone
Signed-off-by: Jason Ekstrand <jason.ekstrand@intel.com>
Reviewed-by: Keith Packard <keithp@keithp.com>
Signed-off-by: Keith Packard <keithp@keithp.com>
3dcd591fa9