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xf86drmMode: constify drmModeAtomicReq functions 

This acts as an additional ABI guarantee, and improves
documentation for users.

Signed-off-by: Simon Ser <contact@emersion.fr>
Reviewed-by: Thierry Reding <treding@nvidia.com>
Reviewed-by: Pekka Paalanen <pekka.paalanen@collabora.com>
main
Simon Ser 2022-02-07 11:59:54 +01:00
parent 3bede5dbbc
commit f83ad09dc0
2 changed files with 8 additions and 8 deletions
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8
xf86drmMode.c
View File

@ -1348,7 +1348,7 @@ drm_public drmModeAtomicReqPtr drmModeAtomicAlloc(void)
return req; return req;
} }
drm_public drmModeAtomicReqPtr drmModeAtomicDuplicate(drmModeAtomicReqPtr old) drm_public drmModeAtomicReqPtr drmModeAtomicDuplicate(const drmModeAtomicReqPtr old)
{ {
drmModeAtomicReqPtr new; drmModeAtomicReqPtr new;
@ -1378,7 +1378,7 @@ drm_public drmModeAtomicReqPtr drmModeAtomicDuplicate(drmModeAtomicReqPtr old)
} }
drm_public int drmModeAtomicMerge(drmModeAtomicReqPtr base, drm_public int drmModeAtomicMerge(drmModeAtomicReqPtr base,
drmModeAtomicReqPtr augment) const drmModeAtomicReqPtr augment)
{ {
uint32_t i; uint32_t i;
@ -1411,7 +1411,7 @@ drm_public int drmModeAtomicMerge(drmModeAtomicReqPtr base,
return 0; return 0;
} }
drm_public int drmModeAtomicGetCursor(drmModeAtomicReqPtr req) drm_public int drmModeAtomicGetCursor(const drmModeAtomicReqPtr req)
{ {
if (!req) if (!req)
return -EINVAL; return -EINVAL;
@ -1480,7 +1480,7 @@ static int sort_req_list(const void *misc, const void *other)
return first->cursor - second->cursor; return first->cursor - second->cursor;
} }
drm_public int drmModeAtomicCommit(int fd, drmModeAtomicReqPtr req, drm_public int drmModeAtomicCommit(int fd, const drmModeAtomicReqPtr req,
uint32_t flags, void *user_data) uint32_t flags, void *user_data)
{ {
drmModeAtomicReqPtr sorted; drmModeAtomicReqPtr sorted;

8
xf86drmMode.h
View File

@ -433,18 +433,18 @@ extern int drmModeObjectSetProperty(int fd, uint32_t object_id,
typedef struct _drmModeAtomicReq drmModeAtomicReq, *drmModeAtomicReqPtr; typedef struct _drmModeAtomicReq drmModeAtomicReq, *drmModeAtomicReqPtr;
extern drmModeAtomicReqPtr drmModeAtomicAlloc(void); extern drmModeAtomicReqPtr drmModeAtomicAlloc(void);
extern drmModeAtomicReqPtr drmModeAtomicDuplicate(drmModeAtomicReqPtr req); extern drmModeAtomicReqPtr drmModeAtomicDuplicate(const drmModeAtomicReqPtr req);
extern int drmModeAtomicMerge(drmModeAtomicReqPtr base, extern int drmModeAtomicMerge(drmModeAtomicReqPtr base,
drmModeAtomicReqPtr augment); const drmModeAtomicReqPtr augment);
extern void drmModeAtomicFree(drmModeAtomicReqPtr req); extern void drmModeAtomicFree(drmModeAtomicReqPtr req);
extern int drmModeAtomicGetCursor(drmModeAtomicReqPtr req); extern int drmModeAtomicGetCursor(const drmModeAtomicReqPtr req);
extern void drmModeAtomicSetCursor(drmModeAtomicReqPtr req, int cursor); extern void drmModeAtomicSetCursor(drmModeAtomicReqPtr req, int cursor);
extern int drmModeAtomicAddProperty(drmModeAtomicReqPtr req, extern int drmModeAtomicAddProperty(drmModeAtomicReqPtr req,
uint32_t object_id, uint32_t object_id,
uint32_t property_id, uint32_t property_id,
uint64_t value); uint64_t value);
extern int drmModeAtomicCommit(int fd, extern int drmModeAtomicCommit(int fd,
drmModeAtomicReqPtr req, const drmModeAtomicReqPtr req,
uint32_t flags, uint32_t flags,
void *user_data); void *user_data);