Vmf insert pfn

See merge request !2

Rk3399

See merge request !1

That function returns non-zero values for conditions which aren't
errors.

Signed-off-by: Tomeu Vizoso <tomeu.vizoso@collabora.com>

To match upstream DT bindings.

Signed-off-by: Tomeu Vizoso <tomeu.vizoso@collabora.com>

To match upstream DT bindings.

Signed-off-by: Tomeu Vizoso <tomeu.vizoso@collabora.com>

Signed-off-by: Tomeu Vizoso <tomeu.vizoso@collabora.com>

This reverts commit 316fb818.

Signed-off-by: Tomeu Vizoso <tomeu.vizoso@collabora.com>

This adds a Makefile to the root directory, a default configuration
which will be passed to the build system for mali_kbase.h, and the
required headers for getting this to compile on 4.20-rc3.

This was removed in 4.20, replacement is identical sans the different
function name