drm/nouveau/dispnv50/headc57d: Make local function 'headc57d_olut' static

Fixes the following W=1 kernel build warning(s):

 drivers/gpu/drm/nouveau/dispnv50/headc57d.c:173:1: warning: no previous prototype for ‘headc57d_olut’ [-Wmissing-prototypes]

Cc: Ben Skeggs <[email protected]>
Cc: David Airlie <[email protected]>
Cc: Daniel Vetter <[email protected]>
Cc: Lyude Paul <[email protected]>
Cc: [email protected]
Cc: [email protected]
Signed-off-by: Lee Jones <[email protected]>
Reviewed-by: Lyude Paul <[email protected]>
Signed-off-by: Ben Skeggs <[email protected]>
Reviewed-by: Karol Herbst <[email protected]>
Signed-off-by: Karol Herbst <[email protected]>
Link: https://gitlab.freedesktop.org/drm/nouveau/-/merge_requests/10

0 files changed, 0 insertions, 0 deletions