diff options
author | Chris Wilson <chris@chris-wilson.co.uk> | 2016-12-16 07:46:42 +0000 |
---|---|---|
committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2016-12-16 14:38:49 +0100 |
commit | 45b186f111f1623b257d183920cd4aab16a1acd5 (patch) | |
tree | c01e6380f868b308cd065dca318a7adf2f8e70c2 /include/drm | |
parent | ad579002c8ec429930721c5bb8bd763e6c0c6286 (diff) | |
download | linux-45b186f111f1623b257d183920cd4aab16a1acd5.tar.bz2 |
drm: Constify the drm_mm API
Mark up the pointers as constant through the API where appropriate.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/20161216074718.32500-5-chris@chris-wilson.co.uk
Diffstat (limited to 'include/drm')
-rw-r--r-- | include/drm/drm_mm.h | 27 |
1 files changed, 13 insertions, 14 deletions
diff --git a/include/drm/drm_mm.h b/include/drm/drm_mm.h index 0cc1b78c9ec2..5c7f15875b6a 100644 --- a/include/drm/drm_mm.h +++ b/include/drm/drm_mm.h @@ -102,7 +102,8 @@ struct drm_mm { u64 scan_end; struct drm_mm_node *prev_scanned_node; - void (*color_adjust)(struct drm_mm_node *node, unsigned long color, + void (*color_adjust)(const struct drm_mm_node *node, + unsigned long color, u64 *start, u64 *end); }; @@ -116,7 +117,7 @@ struct drm_mm { * Returns: * True if the @node is allocated. */ -static inline bool drm_mm_node_allocated(struct drm_mm_node *node) +static inline bool drm_mm_node_allocated(const struct drm_mm_node *node) { return node->allocated; } @@ -131,12 +132,12 @@ static inline bool drm_mm_node_allocated(struct drm_mm_node *node) * Returns: * True if the @mm is initialized. */ -static inline bool drm_mm_initialized(struct drm_mm *mm) +static inline bool drm_mm_initialized(const struct drm_mm *mm) { return mm->hole_stack.next; } -static inline u64 __drm_mm_hole_node_start(struct drm_mm_node *hole_node) +static inline u64 __drm_mm_hole_node_start(const struct drm_mm_node *hole_node) { return hole_node->start + hole_node->size; } @@ -152,13 +153,13 @@ static inline u64 __drm_mm_hole_node_start(struct drm_mm_node *hole_node) * Returns: * Start of the subsequent hole. */ -static inline u64 drm_mm_hole_node_start(struct drm_mm_node *hole_node) +static inline u64 drm_mm_hole_node_start(const struct drm_mm_node *hole_node) { BUG_ON(!hole_node->hole_follows); return __drm_mm_hole_node_start(hole_node); } -static inline u64 __drm_mm_hole_node_end(struct drm_mm_node *hole_node) +static inline u64 __drm_mm_hole_node_end(const struct drm_mm_node *hole_node) { return list_next_entry(hole_node, node_list)->start; } @@ -174,7 +175,7 @@ static inline u64 __drm_mm_hole_node_end(struct drm_mm_node *hole_node) * Returns: * End of the subsequent hole. */ -static inline u64 drm_mm_hole_node_end(struct drm_mm_node *hole_node) +static inline u64 drm_mm_hole_node_end(const struct drm_mm_node *hole_node) { return __drm_mm_hole_node_end(hole_node); } @@ -314,14 +315,12 @@ static inline int drm_mm_insert_node_in_range(struct drm_mm *mm, void drm_mm_remove_node(struct drm_mm_node *node); void drm_mm_replace_node(struct drm_mm_node *old, struct drm_mm_node *new); -void drm_mm_init(struct drm_mm *mm, - u64 start, - u64 size); +void drm_mm_init(struct drm_mm *mm, u64 start, u64 size); void drm_mm_takedown(struct drm_mm *mm); -bool drm_mm_clean(struct drm_mm *mm); +bool drm_mm_clean(const struct drm_mm *mm); struct drm_mm_node * -__drm_mm_interval_first(struct drm_mm *mm, u64 start, u64 last); +__drm_mm_interval_first(const struct drm_mm *mm, u64 start, u64 last); /** * drm_mm_for_each_node_in_range - iterator to walk over a range of @@ -355,9 +354,9 @@ void drm_mm_init_scan_with_range(struct drm_mm *mm, bool drm_mm_scan_add_block(struct drm_mm_node *node); bool drm_mm_scan_remove_block(struct drm_mm_node *node); -void drm_mm_debug_table(struct drm_mm *mm, const char *prefix); +void drm_mm_debug_table(const struct drm_mm *mm, const char *prefix); #ifdef CONFIG_DEBUG_FS -int drm_mm_dump_table(struct seq_file *m, struct drm_mm *mm); +int drm_mm_dump_table(struct seq_file *m, const struct drm_mm *mm); #endif #endif |