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drm: make drm_mode_config_func const

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Make these structures const as they are only stored in the funcs field
of a drm_mode_config structure which is of type const.
Done using Coccinelle:

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

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

@good1@
identifier y;
position ref.p;
identifier match.s;
@@
struct drm_mode_config y = {...,.funcs=&s@p,...};

@good2@
struct drm_mode_config y;
identifier match.s;
position ref.p;
@@
y.funcs = &s@p

@bad depends on  !good1 && !good2@
position ref.p;
identifier match.s;
@@
s@p

@depends on forall !bad disable optional_qualifier@
identifier match.s;
@@
static
+ const
struct drm_mode_config_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/1502204751-16525-1-git-send-email-bhumirks@gmail.com
This commit is contained in:
Bhumika Goyal 2017-08-08 20:35:51 +05:30 committed by Daniel Vetter
parent 91b39a4e28
commit a5cb37d800
2 changed files with 2 additions and 2 deletions
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2
drivers/gpu/drm/arc/arcpgu_drv.c
View File

@ -31,7 +31,7 @@ static void arcpgu_fb_output_poll_changed(struct drm_device *dev)
drm_fbdev_cma_hotplug_event(arcpgu->fbdev);
}
static struct drm_mode_config_funcs arcpgu_drm_modecfg_funcs = {
static const struct drm_mode_config_funcs arcpgu_drm_modecfg_funcs = {
.fb_create = drm_fb_cma_create,
.output_poll_changed = arcpgu_fb_output_poll_changed,
.atomic_check = drm_atomic_helper_check,

2
drivers/gpu/drm/pl111/pl111_drv.c
View File

@ -72,7 +72,7 @@
#define DRIVER_DESC "DRM module for PL111"
static struct drm_mode_config_funcs mode_config_funcs = {
static const struct drm_mode_config_funcs mode_config_funcs = {
.fb_create = drm_fb_cma_create,
.atomic_check = drm_atomic_helper_check,
.atomic_commit = drm_atomic_helper_commit,