3608bce137
The current msm_kgsl.h header in the tree isn't sanitized and the kernel specific macros will confuse a compiler. Copy in the sanitized version of the header from the 4.19 kernel tree which also adds a few new API bits that are currently unused but may be useful some day. Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/14651>