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Thomas Hellstrom
9ca7d19ff8
Add the callbacks necessary to implement emulated coherent memory for surfaces. Add a flag to the gb_surface_create ioctl to indicate that surface memory should be coherent. Also bump the drm minor version to signal the availability of coherent surfaces. Cc: Andrew Morton <[email protected]> Cc: Matthew Wilcox <[email protected]> Cc: Will Deacon <[email protected]> Cc: Peter Zijlstra <[email protected]> Cc: Rik van Riel <[email protected]> Cc: Minchan Kim <[email protected]> Cc: Michal Hocko <[email protected]> Cc: Huang Ying <[email protected]> Cc: Jérôme Glisse <[email protected]> Cc: Kirill A. Shutemov <[email protected]> Signed-off-by: Thomas Hellstrom <[email protected]> Reviewed-by: Deepak Rawat <[email protected]>