On Mon, Nov 27, 2023 at 02:15:55PM +0100, Thomas Zimmermann wrote: > Initialize all instances of struct fb_ops with fbdev initializer > macros for framebuffers in I/O address space. Set the read/write, > draw and mmap callbacks to the correct implementation and avoid > implicit defaults. Also select the necessary helpers in Kconfig. > > Fbdev drivers sometimes rely on the callbacks being NULL for a > default I/O-memory-based implementation to be invoked; hence > requiring the I/O helpers to be built in any case. Setting all > callbacks in all drivers explicitly will allow to make the I/O > helpers optional. This benefits systems that do not use these > functions. > > Signed-off-by: Thomas Zimmermann <[email protected]> > Cc: Sudip Mukherjee <[email protected]> > Cc: Teddy Wang <[email protected]> > Cc: Greg Kroah-Hartman <[email protected]> > Cc: [email protected] > Reviewed-by: Javier Martinez Canillas <[email protected]>
Acked-by: Greg Kroah-Hartman <[email protected]>
