drm/virtio: make drm_fb_helper_funcs const
authorBhumika Goyal <bhumirks@gmail.com>
Tue, 8 Aug 2017 15:14:05 +0000 (20:44 +0530)
committerDaniel Vetter <daniel.vetter@ffwll.ch>
Wed, 9 Aug 2017 16:38:56 +0000 (18:38 +0200)
commit91b39a4e282cfd729bd8a279ec296eb6af398bec
treeb3c9c6264801b11b55f637b8c730130b4581e809
parent3f5ce9f0e8ffc721b91ea4de6887401d9a5d1af8
drm/virtio: make drm_fb_helper_funcs const

Make these structures const as they are only passed to the function
drm_fb_helper_prepare and the corresponding argument is of type const.
Done using Coccinelle

@match disable optional_qualifier@
identifier s;
@@
static struct drm_fb_helper_funcs s = {...};

@ref@
position p;
identifier match.s;
@@
s@p

@good1@
identifier match.s;
expression e1,e2;
position ref.p;
@@
drm_fb_helper_prepare(e1,e2,&s@p,...)

@bad depends on  !good1@
position ref.p;
identifier match.s;
@@
s@p

@depends on forall !bad disable optional_qualifier@
identifier match.s;
@@
static
+ const
struct drm_fb_helper_funcs s;

Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/1502205245-17365-1-git-send-email-bhumirks@gmail.com
drivers/gpu/drm/virtio/virtgpu_fb.c