Thomas Zimmermann <[email protected]> writes: > Initialize the instance of struct fb_ops with fbdev initializer > macros for framebuffers in I/O address space. This explictily sets > the read/write, draw and mmap callbacks to the correct default > implementation. > > Fbdev drivers sometimes rely on the callbacks being NULL for a > default implementation to be invoked; hence requireing 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. > > Set the callbacks via macros. No functional changes. > > Signed-off-by: Thomas Zimmermann <[email protected]> > Cc: Andy Walls <[email protected]> > Cc: Mauro Carvalho Chehab <[email protected]> > Cc: [email protected] > ---
Reviewed-by: Javier Martinez Canillas <[email protected]> -- Best regards, Javier Martinez Canillas Core Platforms Red Hat
