drm/prime: Align gem_prime_export with obj_funcs.export

The idea is that gem_prime_export is deprecated in favor of
obj_funcs.export. That's much easier to do if both have matching
function signatures.

Reviewed-by: Eric Anholt <[email protected]>
Reviewed-by: Emil Velikov <[email protected]>
Acked-by: Christian König <[email protected]>
Acked-by: Thierry Reding <[email protected]>
Signed-off-by: Daniel Vetter <[email protected]>
Cc: Russell King <[email protected]>
Cc: Maarten Lankhorst <[email protected]>
Cc: Maxime Ripard <[email protected]>
Cc: Sean Paul <[email protected]>
Cc: David Airlie <[email protected]>
Cc: Daniel Vetter <[email protected]>
Cc: Zhenyu Wang <[email protected]>
Cc: Zhi Wang <[email protected]>
Cc: Jani Nikula <[email protected]>
Cc: Joonas Lahtinen <[email protected]>
Cc: Rodrigo Vivi <[email protected]>
Cc: Tomi Valkeinen <[email protected]>
Cc: Alex Deucher <[email protected]>
Cc: "Christian König" <[email protected]>
Cc: "David (ChunMing) Zhou" <[email protected]>
Cc: Thierry Reding <[email protected]>
Cc: Jonathan Hunter <[email protected]>
Cc: Dave Airlie <[email protected]>
Cc: Eric Anholt <[email protected]>
Cc: "Michel Dänzer" <[email protected]>
Cc: Chris Wilson <[email protected]>
Cc: Huang Rui <[email protected]>
Cc: Felix Kuehling <[email protected]>
Cc: Hawking Zhang <[email protected]>
Cc: Feifei Xu <[email protected]>
Cc: Jim Qu <[email protected]>
Cc: Evan Quan <[email protected]>
Cc: Matthew Auld <[email protected]>
Cc: Mika Kuoppala <[email protected]>
Cc: Thomas Zimmermann <[email protected]>
Cc: Kate Stewart <[email protected]>
Cc: Sumit Semwal <[email protected]>
Cc: Jilayne Lovejoy <[email protected]>
Cc: Thomas Gleixner <[email protected]>
Cc: Mikulas Patocka <[email protected]>
Cc: Greg Kroah-Hartman <[email protected]>
Cc: Junwei Zhang <[email protected]>
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
22 files changed